CN217913998U - Drilling processing location frock - Google Patents
Drilling processing location frock Download PDFInfo
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- CN217913998U CN217913998U CN202221813508.XU CN202221813508U CN217913998U CN 217913998 U CN217913998 U CN 217913998U CN 202221813508 U CN202221813508 U CN 202221813508U CN 217913998 U CN217913998 U CN 217913998U
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Abstract
The utility model belongs to the technical field of mechanical part drilling, in particular to a drilling positioning tool, which comprises an annular mounting seat for mounting a product; a large hole positioning hole, a small hole positioning hole and a large hole calibration hole are formed in the annular wall of the annular mounting seat, which is in contact with a product; the large hole positioning hole is positioned between the small hole positioning hole and the large hole calibration hole; and the included angles between the small hole positioning hole and the large hole calibration hole and the large hole positioning hole are 22.5 degrees; a small hole calibration piece is inserted in the large hole calibration hole; the big hole locating hole is internally inserted with a big hole locating pin, and the small hole locating pin is inserted in the small hole locating hole, so that the problems that when the index plate is used for indexing a part at present, if the rotating angle of the index plate exceeds the angle of the hole to be drilled on the part, the index plate cannot be rotated and adjusted, the rotating angle can only be adjusted again by rotating the index plate by one circle, time is wasted, and the machining efficiency is greatly reduced are solved.
Description
Technical Field
The utility model belongs to the technical field of machine part drilling processing, concretely relates to drilling processing location frock.
Background
The machining industry often involves machining some mechanical parts, and the machining mode can be divided into hole machining, surface turning machining and the like, wherein when the circumferential surface of the annular part is drilled, some auxiliary tools are required to clamp and fix the part, and the circumferential surface is required to be subjected to indexing treatment, so that a plurality of holes are drilled in the circumferential surface of the part in an array manner;
when a plurality of holes are processed on the circumferential surface of the annular part in an array mode, the indexing disc is adopted to perform indexing processing on the part, and when the indexing disc is adopted to perform indexing, the defect exists that when the angle of the indexing disc is adjusted through forward rotation of the indexing disc, if the rotating angle of the indexing disc exceeds the angle of the hole to be drilled on the part, the indexing disc cannot be rotated, the rotating angle can only be adjusted again through rotation of the indexing disc by one circle, time is wasted due to the operation, and the processing efficiency is greatly reduced.
SUMMERY OF THE UTILITY MODEL
Based on the problem mentioned in the above-mentioned background art, the utility model provides a drilling processing location frock for when solving and utilizing the graduated disk to carry out the graduation to the part now, if graduated disk pivoted angle surpassed the angle of required drilling on the part, can not the gyration and adjust the graduated disk, can only adjust turned angle again through changeing round graduated disk, and this operation then can be very wasted time, the problem of reduction machining efficiency that can be great.
The utility model adopts the technical scheme as follows:
a drilling machining positioning tool comprises an annular mounting seat for mounting a product, wherein the product is rotatably clamped on the annular mounting seat;
a large hole positioning hole, a small hole positioning hole and a large hole calibration hole are formed in the annular wall of the annular mounting seat, which is in contact with a product; the large hole positioning hole is positioned between the small hole positioning hole and the large hole calibration hole; and the included angles between the small hole positioning hole and the large hole calibration hole and the large hole positioning hole are 22.5 degrees;
a small hole calibration piece is inserted into the large hole calibration hole and used for calibrating a small drill bit for processing a small hole on a product;
the big hole positioning hole is internally inserted with a big hole positioning pin, and the small hole positioning hole is internally inserted with a small hole positioning pin.
On the basis of the technical scheme, the utility model discloses following improvement has still been made:
furthermore, a rectangular groove is formed in the mouth part, close to the outer peripheral wall of the annular mounting seat, of the large-hole calibration hole; the small hole calibration piece comprises a cylindrical part, a rectangular part and a calibration hole, the rectangular part is arranged at the end part of the cylindrical part, the cylindrical part is inserted into the large hole calibration hole, the rectangular part is clamped in the rectangular groove, and the calibration hole is formed in the rectangular part.
Furthermore, an annular convex edge is arranged on the outer circumferential wall, which is contacted with the product, of the annular mounting seat, and the convex edge is isolated between the outer circumferential wall of the annular mounting seat and the inner circumferential wall of the product.
Furthermore, the inner circumferential wall of the product, which is in contact with the annular mounting seat, is provided with a positioning groove, and the positioning groove is matched with the rectangular part.
Further, knurling patterns are arranged on the outer circumferential wall of the clamping portion of the annular mounting seat.
The utility model has the advantages that:
1. the large drill bit for processing the large hole on the product can be calibrated and positioned through the large hole calibration hole arranged on the annular mounting seat, and after the position of the large drill bit is calibrated, the product is clamped on the annular mounting seat, so that the large hole on the product can be drilled by using the large drill bit;
2. the small drill bit for processing the small hole on the product can be calibrated and positioned through the arranged small hole calibration piece; the combination of the large hole positioning hole, the large hole drilled on the product and the large hole positioning pin can play a role in indexing when the small hole adjacent to the large hole on the product is drilled, so that the included angle between the drilled small hole and the drilled large hole is 22.5 degrees;
3. the small holes drilled on the small hole positioning holes and the products and the small hole positioning pins are combined, so that the indexing effect can be achieved when other adjacent small holes are drilled on the products, and further the included angle between every two adjacent small holes drilled is 45 degrees, and therefore a plurality of small holes are machined in the circumferential wall of the product by the array.
Drawings
The invention can be further illustrated by means of non-limiting examples given in the figures;
fig. 1 is an assembly diagram of the positioning tool for drilling process of the present invention;
fig. 2 is an exploded view of the drilling positioning tool of the present invention;
fig. 3 is an exploded view of an annular mounting seat in the drilling positioning tool of the present invention;
fig. 4 is a structural view of a product.
The drawings are labeled as follows:
1. an annular mounting seat; 101. a clamping portion; 102. a large hole positioning hole; 103. a small hole positioning hole; 104. a large-hole calibrated hole; 105. a rectangular groove; 106. a rib; 2. a product; 201. a small hole; 202. macropores; 203. a large-hole positioning pin; 204. a small hole positioning pin; 205. positioning a groove; 3. an aperture alignment member; 301. calibrating the hole; 302. a cylindrical portion; 303. a rectangular portion.
Detailed Description
As shown in fig. 1 to 4, a drilling positioning tool includes an annular mounting base 1 for mounting a product 2, the product 2 is rotatably clamped on the annular mounting base 1, so that when the product 2 is pulled, the product 2 can rotate on the annular mounting base 1, and further the position angle of the product 2 can be adjusted;
referring to fig. 3, a large hole positioning hole 102, a small hole positioning hole 103 and a large hole calibration hole 104 are formed on the annular wall of the annular mounting base 1, which is in contact with the product 2; the large hole positioning hole 102 is positioned between the small hole positioning hole 103 and the large hole calibration hole 104; the included angles between the small hole positioning hole 103 and the large hole calibration hole 104 and the large hole positioning hole 102 are 22.5 degrees, so that the included angle between the small hole positioning hole 103 and the large hole calibration hole 104 is 45 degrees;
the large drill bit for processing the large hole 202 on the product 2 can be calibrated and positioned through the arranged large hole calibration hole 104, and when the large hole 202 on the product 2 needs to be processed, the annular mounting seat 1 is fixedly arranged on a machine tool by clamping the clamping part 101 of the annular mounting seat 1 on the machine tool; then, the position of the large drill bit is adjusted to enable the large drill bit to align with the large hole calibration hole 104, so that the position of the large drill bit is calibrated, then the product 2 is installed on the annular installation base 1, and the large drill bit is driven to move downwards to drill out the large hole 202 on the product 2;
referring to fig. 3, a small hole calibration piece 3 is inserted into the large hole calibration hole 104 and is used for calibrating a small drill bit when a small hole 201 on the product 2 is processed, and a rectangular groove 105 is formed in the large hole calibration hole 104 close to the mouth of the outer peripheral wall of the annular mounting base 1; the small-hole calibration piece 3 can be positioned through the rectangular groove 105, so that the small-hole calibration piece 3 is prevented from rotating in the large-hole calibration hole 104;
specifically, the small hole calibration piece 3 comprises a cylindrical part 302, a rectangular part 303 and a calibration hole 301, the rectangular part 303 is arranged at the end part of the cylindrical part 302, and the cylindrical part 302 is inserted into the large hole calibration hole 104, so that the small hole calibration piece 3 is inserted into the large hole calibration hole 104; the rectangular part 303 is clamped in the rectangular groove 105 to play a role in positioning the small hole calibration piece 3 inserted in the large hole calibration hole 104, so that the small hole calibration piece 3 is prevented from rotating in the large hole calibration hole 104; the calibration hole 301 is arranged on the rectangular part 303, and the calibration hole 301 can be used for calibrating and positioning a small drill used when the small hole 201 on the product 2 is processed;
after the large hole 202 on the product 2 is processed, the product 2 is taken down from the annular mounting seat 1, the small hole calibration piece 3 is inserted into the large hole calibration hole 104, and then the position of the small drill bit is adjusted to be aligned with the calibration hole 301 on the small hole calibration piece 3 by adjusting the position of the small drill bit, so that the calibration and positioning of the small drill bit are completed;
referring to fig. 3, a large hole positioning pin 203 is inserted into the large hole positioning hole 102, and through the combination of the large hole positioning hole 102, the large hole 202 drilled on the product 2, and the large hole positioning pin 203, the indexing function can be performed when one small hole 201 adjacent to the large hole 202 on the product 2 is drilled, so that the included angle between the drilled small hole 201 and the large hole 202 is 22.5 degrees;
after the position of the small drill bit is calibrated, the small hole calibration part 3 is taken out from the large hole calibration hole 104, the product 2 is installed on the annular installation seat 1, then the large hole 202 drilled on the product 2 is aligned to the large hole positioning hole 102 on the annular installation seat 1 by rotating the product 2, the large hole positioning pin 203 is simultaneously inserted into the large hole 202 and the large hole positioning hole 102, the product 2 is enabled to rotate on the annular installation seat 1 for 22.5 degrees and then is fixed on the annular installation seat 1, the small drill bit is enabled to be aligned to the large hole calibration hole 104, the small drill bit is driven to move downwards, and then a small hole 201 adjacent to the large hole 202 on the product 2 can be drilled, so that the first small hole 201 is machined;
referring to fig. 3, a small hole positioning pin 204 is inserted into the small hole positioning hole 103, and through the combination of the small hole positioning hole 103, the small hole 201 drilled in the product 2, and the small hole positioning pin 204, the indexing effect can be achieved when drilling other adjacent small holes 201 on the product 2, so that an included angle between the drilled adjacent small holes 201 is 45 °, and a plurality of small holes 201 are formed in the circumferential wall of the product 2 in an array manner;
after a first small hole 201 adjacent to a large hole 202 on a product 2 is drilled, a large hole positioning pin 203 is taken out from the large hole 202 of the product 2 and a large hole positioning hole 102 of the annular mounting base 1, then the product 2 is rotated, the first small hole 201 drilled on the product 2 is aligned to a small hole positioning hole 103 on the annular mounting base 1, a small hole positioning pin 204 is simultaneously inserted into the small hole 201 and the small hole positioning hole 103, the product 2 is enabled to rotate 45 degrees on the annular mounting base 1 and then is fixed on the annular mounting base 1, and then a small drill is driven to move downwards, so that a second small hole 201 can be drilled on the product 2; repeating the operation mode to rotate the product 2, so that the product 2 only rotates 45 degrees on the annular mounting seat 1 every time, then the small hole positioning pin 204 is simultaneously inserted into the small hole positioning hole 103 and the machined previous small hole 201 to fix the product 2, thereby completing the adjustment of the angle of the machined next small hole 201, and after the angle adjustment is completed, the small drill moves downwards to drill the corresponding small holes 201, so that a plurality of small holes 201 with 45-degree included angles can be drilled in an array manner on the circumferential wall of the product 2; and adopt this type of mode to carry out the graduation drilling to product 2 to replace and adopt the graduated disk to carry out the graduation to product 2, can avoid when the angle that the graduated disk pivoted surpassed the required drilling angle on the part, can only adjust the emergence of the phenomenon of turned angle again through the graduated disk of turning round again, can effectually save the time of angle regulation, can improve hole machining efficiency.
Referring to fig. 3, an annular rib 106 is arranged on an outer circumferential wall where the annular mounting seat 1 and the product 2 are in contact with each other, the rib 106 is isolated between the outer circumferential wall of the annular mounting seat 1 and an inner circumferential wall of the product 2, and by the arranged rib 106, after the product 2 is clamped on the annular mounting seat 1, the rib 106 can be isolated between the outer circumferential wall of the annular mounting seat 1 and the inner circumferential wall of the product 2, so that the contact area between the outer circumferential wall of the annular mounting seat 1 and the inner circumferential wall of the product 2 can be reduced, the friction force of the product 2 in rotation on the annular mounting seat 1 can be reduced, and the product 2 can smoothly rotate on the annular mounting seat 1.
Referring to fig. 3 and 4, the positioning groove 205 is formed in the inner circumferential wall of the annular mounting seat 1, which is in contact with the product 2, the positioning groove 205 is engaged with the rectangular portion 303, and the combination of the positioning groove 205 and the rectangular portion 303 can position the product 2 when drilling the large hole 202 on the product 2, so as to prevent the product 2 from rotating on the annular mounting seat 1, and thus, the processing of the large hole 202 on the product 2 is affected.
Referring to fig. 2, knurling patterns are arranged on the outer circumferential wall of the clamping portion 101 of the annular mounting seat 1, friction between the clamping portion 101 and a machine tool fixture can be increased through the arranged knurling patterns, so that the machine tool fixture can clamp the clamping portion 101, and when a product 2 mounted on the annular mounting seat 1 is drilled, the annular mounting seat 1 is prevented from being forced to rotate.
Referring to fig. 1 to 4, in use, the annular mounting base 1 is fixed on a machine tool by clamping the clamping portion 101 of the annular mounting base 1 on a clamp on the machine tool; after the annular mounting base 1 is fixed, the large drill bit is aligned to the large hole alignment hole 104 in the annular mounting base 1 by adjusting the position of the large drill bit to complete alignment of the position of the large drill bit, and then after the product 2 is mounted on the annular mounting base 1 and fixed, the large drill bit is driven to move downwards to drill a large hole 202 in the product 2;
after the large hole 202 on the product 2 is processed, the product 2 is taken down from the annular mounting seat 1, the small hole calibration piece 3 is inserted into the large hole calibration hole 104, and then the position of the small drill bit is adjusted to be aligned with the calibration hole 301 on the small hole calibration piece 3 by adjusting the position of the small drill bit, so that the small drill bit is calibrated;
after the position of the small drill bit is calibrated, the small hole calibration piece 3 is taken out of the large hole calibration hole 104, the product 2 is installed on the annular installation seat 1, then the product 2 is rotated to enable the large hole 202 drilled on the product 2 to be aligned with the large hole positioning hole 102 on the annular installation seat 1, the large hole positioning pin 203 is simultaneously inserted into the large hole 202 and the large hole positioning hole 102, the product 2 is enabled to rotate 22.5 degrees on the annular installation seat 1 and then is fixed on the annular installation seat 1, and then the small drill bit is driven to move downwards, so that a first small hole 201 can be drilled at the position adjacent to the large hole 202 on the product 2;
after a first small hole 201 at the position adjacent to a large hole 202 on a product 2 is drilled, a large hole positioning pin 203 is taken out from the large hole 202 of the product 2 and a large hole positioning hole 102 of the annular mounting base 1, the product 2 is rotated, the first small hole 201 drilled on the product 2 is aligned to a small hole positioning hole 103 on the annular mounting base 1, a small hole positioning pin 204 is simultaneously inserted into the first small hole 201 and the small hole positioning hole 103, the product 2 is fixed on the annular mounting base 1 after rotating for 45 degrees on the annular mounting base 1, and then a small drill is driven to move downwards, so that a second small hole 201 can be drilled on the product 2; repeat this mode of operation and rotate product 2, make product 2 only realize 45 rotations on annular mount pad 1 at every turn, then peg graft simultaneously aperture locating pin 204 in aperture locating hole 103 with the preceding aperture 201 of processing in, can fix product 2, thereby the completion is adjusted the angle of the next aperture 201 of processing, after the angle modulation finishes, corresponding aperture 201 can be drilled out to the little drill bit moves down, can array drill out a plurality of contained angles and be 45 apertures 201 on the circumference wall of promotion product 2.
The present invention has been described in detail above. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the scope of the appended claims.
Claims (5)
1. The utility model provides a drilling processing location frock which characterized in that: the device comprises an annular mounting seat (1) for mounting a product (2), wherein the product (2) can be rotationally clamped on the annular mounting seat (1);
a large-hole positioning hole (102), a small-hole positioning hole (103) and a large-hole calibration hole (104) are formed in the annular wall of the annular mounting seat (1) in contact with the product (2); the large-hole positioning hole (102) is positioned between the small-hole positioning hole (103) and the large-hole calibration hole (104); and the included angles between the small hole positioning hole (103) and the large hole calibration hole (104) and the large hole positioning hole (102) are 22.5 degrees;
a small hole calibration piece (3) is inserted in the large hole calibration hole (104) and is used for calibrating a small drill for processing a small hole (201) on a product (2);
the large-hole positioning holes (102) are internally inserted with large-hole positioning pins (203), and the small-hole positioning holes (103) are internally inserted with small-hole positioning pins (204).
2. The drilling machining positioning tool according to claim 1, characterized in that: the mouth part of the large-hole calibration hole (104), which is close to the outer peripheral wall of the annular mounting seat (1), is provided with a rectangular groove (105); the small hole calibration piece (3) comprises a cylindrical part (302), a rectangular part (303) and a calibration hole (301), wherein the rectangular part (303) is arranged at the end part of the cylindrical part (302), the cylindrical part (302) is inserted into the large hole calibration hole (104), the rectangular part (303) is clamped in the rectangular groove (105), and the calibration hole (301) is arranged on the rectangular part (303).
3. The drilling machining positioning tool according to claim 1, characterized in that: an annular convex rib (106) is arranged on the outer circumferential wall, contacted with the product (2), of the annular mounting seat (1), and the convex rib (106) is isolated between the outer circumferential wall of the annular mounting seat (1) and the inner circumferential wall of the product (2).
4. The drilling machining positioning tool according to claim 2, characterized in that: and a positioning groove (205) is formed in the inner circumferential wall of the product (2) contacted with the annular mounting seat (1), and the positioning groove (205) is matched with the rectangular part (303).
5. The drilling machining positioning tool according to claim 1, characterized in that: the outer circumferential wall of the clamping part (101) of the annular mounting seat (1) is provided with knurling patterns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221813508.XU CN217913998U (en) | 2022-07-13 | 2022-07-13 | Drilling processing location frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221813508.XU CN217913998U (en) | 2022-07-13 | 2022-07-13 | Drilling processing location frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217913998U true CN217913998U (en) | 2022-11-29 |
Family
ID=84189079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221813508.XU Active CN217913998U (en) | 2022-07-13 | 2022-07-13 | Drilling processing location frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217913998U (en) |
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2022
- 2022-07-13 CN CN202221813508.XU patent/CN217913998U/en active Active
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