{"id":3212,"date":"2022-01-20T14:53:15","date_gmt":"2022-01-20T14:53:15","guid":{"rendered":"http:\/\/gaspariutensili.it\/lamatori-in-shooting\/"},"modified":"2024-11-05T15:28:05","modified_gmt":"2024-11-05T15:28:05","slug":"eccetric-back-spotfacing-counterbores","status":"publish","type":"page","link":"https:\/\/gaspariutensili.it\/en\/eccetric-back-spotfacing-counterbores\/","title":{"rendered":"Lamatori in shooting"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"3212\" class=\"elementor elementor-3212 elementor-1043\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-46676391 elementor-section-height-min-height elementor-section-full_width elementor-section-items-bottom elementor-section-content-top elementor-section-height-default\" data-id=\"46676391\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6dd88a82 animated-fast elementor-invisible\" data-id=\"6dd88a82\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;animation&quot;:&quot;fadeInUp&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-7384e384 elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"7384e384\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-46790516\" data-id=\"46790516\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4dd2fbf1 elementor-widget elementor-widget-heading\" data-id=\"4dd2fbf1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Lamatori in shooting<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-208b3ff elementor-widget elementor-widget-text-editor\" data-id=\"208b3ff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Back-facing is a calibrated facing process performed around a hole.<\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-3b1ecc24\" data-id=\"3b1ecc24\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-472c17d5 elementor-widget elementor-widget-heading\" data-id=\"472c17d5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">contact us<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4c14f951 elementor-widget elementor-widget-text-editor\" data-id=\"4c14f951\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Via Lago di Costanza, 46<br \/>36015 Schio (VI)<br \/>(+39) 0445.576314<br \/>commerciale@gaspariutensili.it<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6f0e09b3 elementor-section-height-min-height elementor-section-boxed elementor-section-height-default elementor-section-items-middle\" data-id=\"6f0e09b3\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-72eb3181\" data-id=\"72eb3181\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-932090d elementor-widget elementor-widget-spacer\" data-id=\"932090d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-747cc8b1 animated-fast elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"747cc8b1\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInRight&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Lamatori in shooting<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-f34d494 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f34d494\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-797b293\" data-id=\"797b293\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e889d25 elementor-widget elementor-widget-text-editor\" data-id=\"e889d25\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Back-facing is <strong style=\"font-weight: 400;\">a calibrated facing process performed around a hole<\/strong> . This processing is carried out  <br \/><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-style: var( --e-global-typography-text-font-style ); text-transform: var( --e-global-typography-text-text-transform ); background-color: var( --e-global-color-617b1d17 );\">&#8221; in shot&#8221;<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-style: var( --e-global-typography-text-font-style ); text-transform: var( --e-global-typography-text-text-transform ); background-color: var( --e-global-color-617b1d17 );\">, i.e., the machine tool spindle moves away from the workpiece in the work step. The surface that is generated on the piece is generally used as a support for a washer, so that this has a flat contact surface. L&#8217;<\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-style: var( --e-global-typography-text-font-style ); text-transform: var( --e-global-typography-text-text-transform ); background-color: var( --e-global-color-617b1d17 );\">orthogonality of the lamination with the hole ensures maximum tightness<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-style: var( --e-global-typography-text-font-style ); text-transform: var( --e-global-typography-text-text-transform ); background-color: var( --e-global-color-617b1d17 );\"> of the screw acting on the washer. <\/span> <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-b89ec06\" data-id=\"b89ec06\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d462ff0 elementor-widget elementor-widget-text-editor\" data-id=\"d462ff0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Not all back counter bores <strong>can be performed with the same strategy<\/strong> . In fact, it is necessary to choose the most suitable tool taking into account the relationship between the diameter of the hole and its length.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">For holes whose maximum length is three times the diameter (3xD) and whose counterbore is less than double the hole diameter, the<\/span> <b>eccentric back<\/b> -hammer is used<span style=\"font-weight: 400;\">. On the other hand, when the counterbore exceeds the diameter of the hole by at least double or the length of the hole is greater than 3xD, the <\/span><b>counterblades with interchangeable blade<\/b> <span style=\"font-weight: 400;\">.<\/span> <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-d96f089 elementor-widget elementor-widget-image\" data-id=\"d96f089\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"384\" src=\"https:\/\/gaspariutensili.it\/wp-content\/uploads\/2023\/09\/schema-con-frecce_ita-768x384.png\" class=\"attachment-medium_large size-medium_large wp-image-4856\" alt=\"\" srcset=\"https:\/\/gaspariutensili.it\/wp-content\/uploads\/2023\/09\/schema-con-frecce_ita-768x384.png 768w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2023\/09\/schema-con-frecce_ita-600x300.png 600w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2023\/09\/schema-con-frecce_ita-300x150.png 300w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2023\/09\/schema-con-frecce_ita-1024x512.png 1024w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2023\/09\/schema-con-frecce_ita.png 1305w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-00907fd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"00907fd\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-59ffbf0\" data-id=\"59ffbf0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-45bf7a6 gallery-spacing-custom elementor-widget elementor-widget-image-gallery\" data-id=\"45bf7a6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-gallery.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-image-gallery\">\n\t\t\t<div id='gallery-1' class='gallery galleryid-3212 gallery-columns-2 gallery-size-full'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"45bf7a6\" data-elementor-lightbox-title=\"Interchangeable blade countersinks\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6Mjc1OCwidXJsIjoiaHR0cHM6XC9cL2dhc3Bhcml1dGVuc2lsaS5pdFwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyMVwvMTJcL0dhc3BhcmktOTRfZGVmLmpwZyIsInNsaWRlc2hvdyI6IjQ1YmY3YTYifQ%3D%3D\" href='https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-94_def.jpg'><img decoding=\"async\" width=\"2560\" height=\"2124\" src=\"https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-94_def.jpg\" class=\"attachment-full size-full\" alt=\"\" aria-describedby=\"gallery-1-2758\" srcset=\"https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-94_def.jpg 2560w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-94_def-600x498.jpg 600w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-94_def-300x249.jpg 300w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-94_def-1024x850.jpg 1024w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-94_def-768x637.jpg 768w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-94_def-1536x1274.jpg 1536w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-94_def-2048x1699.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-2758'>\n\t\t\t\tInterchangeable blade countersinks\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"45bf7a6\" data-elementor-lightbox-title=\"Eccentric backhoe\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6Mjc1NywidXJsIjoiaHR0cHM6XC9cL2dhc3Bhcml1dGVuc2lsaS5pdFwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyMVwvMTJcL0dhc3BhcmktOTVfZGVmLmpwZyIsInNsaWRlc2hvdyI6IjQ1YmY3YTYifQ%3D%3D\" href='https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-95_def.jpg'><img decoding=\"async\" width=\"2560\" height=\"2124\" src=\"https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-95_def.jpg\" class=\"attachment-full size-full\" alt=\"\" aria-describedby=\"gallery-1-2757\" srcset=\"https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-95_def.jpg 2560w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-95_def-600x498.jpg 600w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-95_def-300x249.jpg 300w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-95_def-1024x850.jpg 1024w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-95_def-768x637.jpg 768w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-95_def-1536x1274.jpg 1536w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2021\/12\/Gaspari-95_def-2048x1699.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-2757'>\n\t\t\t\tEccentric backhoe\n\t\t\t\t<\/figcaption><\/figure>\n\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5f3b86fe elementor-section-height-min-height elementor-section-full_width elementor-section-items-stretch elementor-section-height-default\" data-id=\"5f3b86fe\" data-element_type=\"section\" data-e-type=\"section\" id=\"paint\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-74ae58ad animated-slow elementor-invisible\" data-id=\"74ae58ad\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;motion_fx_motion_fx_scrolling&quot;:&quot;yes&quot;,&quot;motion_fx_range&quot;:&quot;viewport&quot;,&quot;animation&quot;:&quot;fadeIn&quot;,&quot;motion_fx_devices&quot;:[&quot;desktop&quot;,&quot;tablet&quot;,&quot;mobile&quot;]}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4128220f elementor-widget elementor-widget-spacer\" data-id=\"4128220f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-34af2319\" data-id=\"34af2319\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-24270fe animated-fast elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"24270fe\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInRight&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">ECCENTRIC RETROLLER<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2c8dcbfd elementor-widget elementor-widget-text-editor\" data-id=\"2c8dcbfd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">This type of tool<\/span> <b>allows you to enter a hole from the front and perform a facing machining with a calibrated diameter on the opposite face of the piece.<\/b><span style=\"font-weight: 400;\">. The tool is <\/span><b>single-edged<\/b> <span style=\"font-weight: 400;\">and can be in solid hard metal or mechanically fixed.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">To use the eccentric back loom<\/span> <b>, the use of a numerically controlled machine is recommended<\/b><span style=\"font-weight: 400;\">. In fact, this allows to simplify the centering operations on the hole. <\/span><\/p>\n<ol>\n<li><span style=\"font-weight: 400;\">As a preparatory step, you should orient the cutting edge to zero (spindle orientation = 0).  <\/span><\/li>\n<li><span style=\"font-weight: 400;\">At this point, the tool should be moved to the left by the measurement derived from the following formula: blade diameter minus hole diameter divided by two. <\/span>This will allow the cutting part of the tool to align with the hole<span style=\"font-weight: 400;\">.<\/span><span style=\"font-weight: 400;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-4857 \" src=\"https:\/\/gaspariutensili.it\/wp-content\/uploads\/2023\/09\/formula_ita.png\" alt=\"\" width=\"414\" height=\"140\" srcset=\"https:\/\/gaspariutensili.it\/wp-content\/uploads\/2023\/09\/formula_ita.png 668w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2023\/09\/formula_ita-600x202.png 600w, https:\/\/gaspariutensili.it\/wp-content\/uploads\/2023\/09\/formula_ita-300x101.png 300w\" sizes=\"(max-width: 414px) 100vw, 414px\" \/> <\/span><\/li>\n<li><span style=\"font-weight: 400;\">Now you can enter the hole vertically until you pass the back face of the workpiece with the cutting edge.  <\/span><\/li>\n<li><span style=\"font-weight: 400;\">Now you can bring the spindle on axis with the hole and activate M3 clockwise spindle rotation and activate M8 coolant.  <\/span><\/li>\n<li><span style=\"font-weight: 400;\">Now perform back-laming by advancing with the cutting edge toward the workpiece to the desired size.  <\/span><\/li>\n<li><span style=\"font-weight: 400;\">Once the machining is finished, disengage the tool and orient the spindle to the zero position.<\/span><\/li>\n<li><strong>Now to be able to exit the hole you have to go left to the same position used in the entry phase.<\/strong><\/li>\n<\/ol>\n<p><b>For this type of tools Gaspari Utensili has developed a catalog of special products obtained from semi-finished products ready in stock<\/b><span style=\"font-weight: 400;\">. This allows you to <\/span><b>request a special eccentric backhoe<\/b><span style=\"font-weight: 400;\">, specific for your spot bore, with <strong>delivery in 1 week<\/strong> . You can find the corresponding catalog in the download section of the site. <\/span><\/p><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7be47230 elementor-section-height-min-height elementor-section-full_width elementor-section-items-stretch elementor-reverse-mobile elementor-reverse-tablet elementor-section-height-default\" data-id=\"7be47230\" data-element_type=\"section\" data-e-type=\"section\" id=\"engine\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-5481d179\" data-id=\"5481d179\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0d7e55b animated-fast elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"0d7e55b\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInLeft&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">INTERCHANGEABLE BLADE BLADES<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-44eb0b41 elementor-widget elementor-widget-text-editor\" data-id=\"44eb0b41\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">This type of tool<\/span> <b>can be used both on CNC machines and on manually operated machines<\/b><span style=\"font-weight: 400;\">. The processing provides that the<\/span><b>operator acts manually to assemble and disassemble the blade from the support<\/b><span style=\"font-weight: 400;\">. The latter in fact consists of a cylindrical shaft at the end of which there is a rectangular slot, inside which the blade is located. The cutting blade, generally made of HSS, <\/span><b>it is mounted once the shaft has come out of the hole to be machined at the rear<\/b><span style=\"font-weight: 400;\">. The blade is locked in its centering seat by means of a threaded ring nut. Now the operator can start the spindle and counterbore the piece. After machining, the blade must be removed from its support before the shaft can be extracted from the hole.<\/span><\/p>\n<p><b>This type of tool has no length limits<\/b><span style=\"font-weight: 400;\">, as the shaft can be guided into the hole by a guide bush. It&#8217;s a <\/span><b>strategy often used in the machining of large counterbores<\/b> <span style=\"font-weight: 400;\">due to the low cost of this technology.<\/span> <\/p>\n<p><span style=\"font-weight: 400;\">For this type of tools<\/span> <b>Gaspari Utensili has developed a catalog of special products obtained from semi-finished products ready in stock<\/b><span style=\"font-weight: 400;\">. This allows you to request a special counterbore with interchangeable blades, specific for your counterbore, with <strong>delivery in 1 week<\/strong> . You can find the corresponding catalog in the download section of the site. <\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-f51748b\" data-id=\"f51748b\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-585565e3 elementor-widget elementor-widget-spacer\" data-id=\"585565e3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6a43c48 elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"6a43c48\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f9e8736\" data-id=\"f9e8736\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3c9c6f5 elementor-widget elementor-widget-spacer\" data-id=\"3c9c6f5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Lamatori in shooting Back-facing is a calibrated facing process performed around a hole. contact us Via Lago di Costanza, 4636015 Schio (VI)(+39) 0445.576314commerciale@gaspariutensili.it Lamatori in shooting Back-facing is a calibrated facing process performed around a hole . This processing is carried out &#8221; in shot&#8221;, i.e., the machine tool spindle moves away from the workpiece [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-3212","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Gaspari Utensili | Lamatori in shooting<\/title>\n<meta name=\"description\" content=\"Back-facing is a calibrated facing process performed around a hole. This machining is carried out &quot;in pull&quot; , ie the spindle of the machine tool moves away from the piece during the work phase.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/gaspariutensili.it\/en\/eccetric-back-spotfacing-counterbores\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Gaspari Utensili | Lamatori in shooting\" \/>\n<meta property=\"og:description\" content=\"Back-facing is a calibrated facing process performed around a hole. 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