CN211708180U - Clamping tool for drilling retainer - Google Patents
Clamping tool for drilling retainer Download PDFInfo
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- CN211708180U CN211708180U CN201922404433.4U CN201922404433U CN211708180U CN 211708180 U CN211708180 U CN 211708180U CN 201922404433 U CN201922404433 U CN 201922404433U CN 211708180 U CN211708180 U CN 211708180U
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Abstract
The utility model relates to a design of the special frock of processing product specifically is a clamping frock for holder drilling, belongs to the machining field. The fixture comprises a fixture seat, a fixture cover and a workpiece, wherein three positioning shafts are arranged on the fixture seat at equal intervals along the circumferential direction, the workpiece is positioned by the positioning shafts and then placed on the fixture seat, and an internal thread hole is formed in the center of the fixture seat; a through hole concentric with the internal thread hole in the center of the tire seat is formed in the center of the tire cover, and the tire seat and the tire cover are connected through a stud; the manufacturing number of the tool is reduced, so that the manufacturing cost of the tool is reduced; the working efficiency is improved; not only can process a plurality of products, but also can process a plurality of products, so that the processing precision of the products is more accurate, and the product quality is improved.
Description
Technical Field
The utility model relates to a design of the special frock of processing product specifically is a clamping frock for holder drilling, belongs to the machining field.
Background
The retainer is in a form of a seat and cover riveting matched structure, when the retainer is used for processing, the seat and the cover are separately processed, a process hole needs to be drilled when the cover is processed, the process needs to be clamped by a special tool, one product needs one tool, the product is multiple in types, and the number of the required tools is also large. The tool debugging is required to be carried out once when one product is processed, so that the time debugging is wasted, and the processing cost is also wasted.
Disclosure of Invention
In view of the technical problems, the clamping tool is designed, and the tool can be used for processing multiple products and multiple products, so that the processing cost is reduced, and the working efficiency and the product quality are improved.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: a clamping tool for drilling a retainer comprises a tire seat, a tire cover and a workpiece, wherein three positioning shafts are arranged on the tire seat at equal intervals along the circumferential direction, the workpiece is positioned by the positioning shafts and then placed on the tire seat, and an internal thread hole is formed in the center of the tire seat; a through hole concentric with the internal thread hole in the center of the tire seat is formed in the center of the tire cover, and the tire seat and the tire cover are connected through a stud;
the central through hole of the tire cover is a round through hole with the diameter of phi 40;
furthermore, the inner diameter of the workpiece positioned by the positioning shafts is in clearance-free fit with the outer diameter of each positioning shaft;
the stud is an M16 stud;
furthermore, the tire cover is also provided with an inserting plate, the inserting plate is provided with a U-shaped inserting opening, and the inserting plate is inserted into the stud bolt through the U-shaped inserting opening and is arranged on the tire cover;
furthermore, in order to ensure that the tire cover can be tightly pressed on the tire seat, a nut is also arranged above the inserting plate, and the nut and the stud bolt are screwed and tightly pressed on the inserting plate, so that the pressing between the tire cover and the tire seat is ensured;
the inner diameter of the nut is matched with the outer diameter of the stud bolt, and the nut is an M16 nut;
further, a machine tool workbench is further arranged below the tire seat, the tire seat is centered at an internal threaded hole, a countersunk hole is formed in any diameter connecting line of the tire seat and positioned on two sides of the internal threaded hole respectively, a bolt is arranged in the countersunk hole, a T-shaped groove is formed in the center of the bottom of the tire seat, and the tire seat is connected to the machine tool workbench through the bolt in the countersunk hole and a T-shaped block arranged in the T-shaped groove;
the bolt is an M10 hexagon socket head cap screw;
furthermore, a plurality of tire claws are arranged on the tire cover at equal intervals along the outer circumference, and the number of the tire claws is determined by the number of the workpiece fabrication holes;
the size of the tire cover is determined by the process hole center distance of a plurality of products with the same process hole number, and different tire covers are manufactured by products with different process hole numbers.
Furthermore, in order to ensure accurate positioning of the tire cover on the tire seat, a first positioning hole and a second positioning hole are further formed in the tire cover, a first positioning column and a second positioning column are respectively arranged in the first positioning hole and the second positioning hole, and a first threaded hole and a second threaded hole which correspond to the first positioning hole and the second positioning hole of the tire cover are formed in the tire seat;
the first positioning hole is a phi 18 circular through hole, and the second positioning hole is a phi 20 circular through hole; the size of the first positioning column and the size of the second positioning column are respectively matched with the size of the first positioning hole and the size of the second positioning hole; the tire cover is arranged in the first positioning hole and the second positioning hole through the first positioning column and the second positioning column to realize positioning.
The utility model discloses a concrete clamping step includes:
(1) connecting two M10 hexagon socket head bolts with a machine tool workbench through two counter bores and a T-shaped block, then finding the circumferential position of the tire seat through a positioning plane, and tightening the bolts after finding the position;
(2) installing a first positioning column, a second positioning column and an M16 stud on a tire seat and tightening, and then installing three positioning shafts on the tire seat through three M10 hexagon socket head bolts and T-shaped blocks;
(3) placing a workpiece on the positioner, enabling the center of the workpiece to be basically coincident with the center of the positioner, determining the positions of three positioning shafts through the inner diameter of the workpiece, enabling the outer diameter of each positioning shaft to be in gapless fit with the inner diameter of the workpiece, and finally tightening the positioning shafts through three M10 hexagon socket head bolts;
(4) and determining the number of the workpieces to be machined each time according to the thickness of the workpieces and the height of the positioning shaft, and machining the workpieces after determination. The utility model has the advantages that:
the design of the tool has the advantages that the manufacturing number of the tool is reduced, so that the manufacturing cost of the tool is reduced; the working efficiency is improved; not only can process a plurality of products, but also can process a plurality of products, so that the processing precision of the products is more accurate, and the product quality is improved.
Drawings
Fig. 1 is a structure view of the tire seat of the present invention.
Fig. 2 is a view taken along direction a of fig. 1.
Fig. 3 is a structural view of the tire cover of the present invention.
Fig. 4 is a side sectional view of fig. 3.
Fig. 5 is a structure diagram of the first positioning column of the present invention.
Fig. 6 is a structure view of the second positioning column of the present invention.
Fig. 7 is a structure view of the positioning shaft of the present invention.
Fig. 8 is a top view of fig. 7.
Fig. 9 is a structure diagram of the M16 stud bolt of the present invention.
Fig. 10 is a structure diagram of the plug board of the present invention.
Fig. 11 is a top view of fig. 10.
Fig. 12 is a structural view of the M10 hexagon socket head cap screw of the present invention.
Fig. 13 is a side view of fig. 12.
Fig. 14 is a structure view of the M16 nut of the present invention.
Fig. 15 is a side view of fig. 14.
Figure 16 is the utility model discloses clamping frock assembly drawing.
In the figure, the tire comprises a tire seat 1, a tire seat 1-1, a tire cover 2, a first counter sink hole 3, a second counter sink hole 4, an internal threaded hole 5, a first threaded hole 6, a second threaded hole 7, a positioning plane 8, a first positioning hole 9, a second positioning hole 10, a through hole 11, a first positioning column 12, a second positioning column 13, an M16 stud 14, a positioning shaft 15, an M10 hexagon socket head bolt 16, an insert plate 17, an M16 nut, 18 and a T-shaped groove.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1-16, a clamping tool for drilling a retainer comprises a tire seat 1, a tire cover 1-1 and a workpiece, wherein three positioning shafts 14 are arranged on the tire seat 1 at equal intervals along the circumferential direction, the workpiece is positioned by the positioning shafts 14 and then placed on the tire seat 1, and an internal threaded hole 4 is formed in the center of the tire seat 1; the center of the tire cover 1-1 is provided with a through hole 10 concentric with the central internal threaded hole 4 of the tire seat 1, and the tire seat 1 is connected with the tire cover 1-1 through a stud 13;
the central through hole of the tire cover 1-1 is a round through hole with the diameter of phi 40;
furthermore, the inner diameter of the workpiece positioned by the positioning shafts 14 is in clearance-free fit with the outer diameter of each positioning shaft 14;
the stud 13 is an M16 stud;
further, an inserting plate 16 is further arranged on the tire cover 1-1, the inserting plate 16 is provided with a U-shaped inserting hole, and the inserting plate 16 is inserted into the stud bolt 13 through the U-shaped inserting hole and is arranged on the tire cover 1-1;
further, in order to ensure that the tire cover 1-1 can be tightly pressed on the tire seat 1, a nut 17 is further arranged above the inserting plate 16, the nut 17 and the stud 13 are screwed and tightly pressed on the inserting plate 16, and therefore the tight pressing between the tire cover 1-1 and the tire seat 1 is ensured;
the inner diameter of the nut 17 is matched with the outer diameter of the stud bolt 13, and the nut 17 is an M16 nut;
further, a machine tool workbench is further arranged below the tire seat 1, the tire seat 1 is centered at an internal threaded hole 4, counterbores are respectively arranged on any diameter connecting line of the tire seat 1 and on two sides of the internal threaded hole 4 and respectively comprise a first counterbore 2 and a second counterbore 3, bolts 15 are arranged in the two counterbores, a T-shaped groove 18 is arranged at the center of the bottom of the tire seat 1, and the tire seat 1 is connected to the machine tool workbench through the bolts in the counterbores and a T-shaped block arranged in the T-shaped groove 18;
the bolt 15 is an M10 hexagon socket head cap screw;
furthermore, a plurality of tire claws are arranged on the tire cover 1-1 along the outer circumference at equal intervals, and the number of the tire claws is determined by the number of the workpiece fabrication holes;
the size of the tire cover is determined by the process hole center distance of a plurality of products with the same process hole number, and different tire covers are manufactured by products with different process hole numbers.
Furthermore, in order to ensure the accurate positioning of the tire cover 1-1 on the tire seat 1, a first positioning hole 8 and a second positioning hole 9 are further arranged on the tire cover 1-1, a first positioning column 11 and a second positioning column 12 are respectively arranged in the first positioning hole 8 and the second positioning hole 9, and a first threaded hole 5 and a second threaded hole 6 corresponding to the first positioning hole 8 and the second positioning hole 9 of the tire cover 1-1 are arranged on the tire seat 1;
the first positioning hole 8 is a phi 18 circular through hole, and the second positioning hole 9 is a phi 20 circular through hole; the size of the first positioning column 11 and the size of the second positioning column 12 are respectively matched with the size of the first positioning hole 8 and the size of the second positioning hole 9; the tire cover 1-1 is arranged in the first positioning hole 8 and the second positioning hole 9 through the first positioning column 11 and the second positioning column 12 to realize positioning.
The utility model discloses a concrete clamping step includes:
(1) connecting two M10 hexagon socket head bolts 15 with a machine tool workbench through two counter bores and a T-shaped block, then finding the circumferential position of the tire seat 1 through the positioning plane 7, and tightening the bolts after finding the position;
(2) installing and tightening a first positioning column 11, a second positioning column 12 and an M16 stud 13 on a tire seat 1, and then installing three positioning shafts 14 on the tire seat 1 through three M10 hexagon socket head bolts 15 and T-shaped blocks;
(3) placing a workpiece on the tire seat 1, enabling the center of the workpiece to be basically coincident with the center of the tire seat 1, determining the positions of three positioning shafts 14 through the inner diameter of the workpiece, enabling the outer diameter of each positioning shaft 14 to be in gapless fit with the inner diameter of the workpiece, and finally tightening the positioning shafts 14 through three M10 hexagon socket head bolts 15;
(4) the number of the workpieces processed each time is determined by the thickness of the workpieces and the height of the positioning shaft 14, and the workpieces are processed after the determination.
Claims (9)
1. The utility model provides a clamping frock for holder drilling which characterized in that: the fixture comprises a fixture seat, a fixture cover and a workpiece, wherein three positioning shafts are arranged on the fixture seat at equal intervals along the circumferential direction, the workpiece is positioned by the positioning shafts and then placed on the fixture seat, and an internal thread hole is formed in the center of the fixture seat; the center of the tire cover is provided with a through hole concentric with the internal thread hole in the center of the tire seat, and the tire seat is connected with the tire cover through a stud bolt.
2. The clamping tool for drilling the retainer according to claim 1, wherein the clamping tool comprises: the inner diameter of the workpiece positioned by the positioning shafts is in clearance-free fit with the outer diameter of each positioning shaft.
3. The clamping tool for drilling the retainer according to claim 1, wherein the clamping tool comprises: the tire cover is further provided with a plug board, the plug board is provided with a U-shaped socket, and the plug board is inserted into the stud bolt through the U-shaped socket and is arranged on the tire cover.
4. The clamping tool for drilling the retainer according to claim 3, wherein the clamping tool comprises: and a nut is also arranged above the inserting plate, and the nut and the stud bolt are screwed and tightly pressed on the inserting plate.
5. The clamping tool for drilling the retainer according to claim 4, wherein the clamping tool comprises: and the inner diameter of the nut is matched with the outer diameter of the stud bolt.
6. The clamping tool for drilling the retainer according to any one of claims 1 to 5, wherein the clamping tool comprises: the child seat below still set up the lathe workstation, the child seat is equipped with a counter bore respectively for the center with internal thread hole on the arbitrary diameter line of child seat and lie in internal thread hole both sides, be equipped with the bolt in the counter bore, child seat bottom center is equipped with T type groove, the child seat passes through the bolt in the counter bore and sets up the T type piece in T type inslot and connects on the lathe workstation.
7. The clamping tool for drilling the retainer according to claim 6, wherein the clamping tool comprises: the tire cover is provided with a plurality of tire claws at equal intervals along the outer circumference, and the number of the tire claws is determined by the number of the workpiece fabrication holes.
8. The clamping tool for drilling the retainer according to claim 7, wherein the clamping tool comprises: the tire seat is provided with a first positioning hole and a second positioning hole, the first positioning hole and the second positioning hole are internally provided with a first positioning column and a second positioning column respectively, and the tire seat is provided with a first threaded hole and a second threaded hole which correspond to the first positioning hole and the second positioning hole of the tire cover in position.
9. The clamping tool for drilling the retainer according to claim 8, wherein the clamping tool comprises: the first positioning hole is a phi 18 circular through hole, and the second positioning hole is a phi 20 circular through hole; the size of the first positioning column and the size of the second positioning column are respectively matched with the size of the first positioning hole and the size of the second positioning hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922404433.4U CN211708180U (en) | 2019-12-27 | 2019-12-27 | Clamping tool for drilling retainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922404433.4U CN211708180U (en) | 2019-12-27 | 2019-12-27 | Clamping tool for drilling retainer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211708180U true CN211708180U (en) | 2020-10-20 |
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ID=72818894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922404433.4U Active CN211708180U (en) | 2019-12-27 | 2019-12-27 | Clamping tool for drilling retainer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211708180U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110948018A (en) * | 2019-12-27 | 2020-04-03 | 大连瑞谷科技有限公司 | Clamping tool for drilling retainer |
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2019
- 2019-12-27 CN CN201922404433.4U patent/CN211708180U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110948018A (en) * | 2019-12-27 | 2020-04-03 | 大连瑞谷科技有限公司 | Clamping tool for drilling retainer |
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