CN216758245U - Drilling fixture - Google Patents
Drilling fixture Download PDFInfo
- Publication number
- CN216758245U CN216758245U CN202220236289.7U CN202220236289U CN216758245U CN 216758245 U CN216758245 U CN 216758245U CN 202220236289 U CN202220236289 U CN 202220236289U CN 216758245 U CN216758245 U CN 216758245U
- Authority
- CN
- China
- Prior art keywords
- support
- pressing piece
- piece
- shaped groove
- drill
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 29
- 238000003825 pressing Methods 0.000 claims abstract description 27
- 238000003754 machining Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Abstract
The utility model provides a drilling clamp which comprises a base, a clamping structure, a limiting structure and a drilling template, wherein a support is arranged at the top of the base; the clamping mechanism comprises a pressing piece, a supporting piece and an eccentric wheel, one end of the pressing piece is hinged with the eccentric wheel, the middle part of the pressing piece is hinged with the supporting piece, the supporting piece is connected to the top of the support, and the other end of the pressing piece is positioned above the rectangular groove; the limiting device comprises a supporting block, a baffle and a positioning bolt, the supporting block is arranged in the rectangular groove, a V-shaped groove is formed in the top of the supporting block, the baffle is fixedly connected to one side of the base along the length direction of the V-shaped groove, and the positioning bolt is in threaded connection with the baffle and corresponds to the V-shaped groove; the drill plate is fixedly connected to the top of the support, and a drill bushing is arranged on the drill plate. The clamp is simple to operate, convenient to install and adjust, high in machining precision and capable of greatly improving production efficiency.
Description
Technical Field
The utility model relates to the technical field of tool fixtures, in particular to a drilling fixture.
Background
In the machining production process, often need drill hole at the one end or both ends of axle, like round pin axle class part, current processing technology is: the workpiece is directly placed on a drilling machine workbench or machine tool accessories such as a vice, and then is clamped after the accurate position of the workpiece is aligned by a scriber or an indicator according to the surface of the workpiece, or the position of a machined surface is scribed according to the machining requirement, and then the workpiece is aligned according to the scribed line marks, so that clamping is realized. The clamping method has the disadvantages of high labor intensity, low positioning precision, low production efficiency, increased labor cost and high requirement on the technical grade of workers.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the prior art, and provides a drilling clamp which is simple to operate, convenient to install and adjust and high in machining precision, and greatly improves the production efficiency.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
a drilling clamp comprises a base, a clamping structure, a limiting structure and a drilling template, wherein a support is arranged at the top of the base, and a rectangular groove is formed in the top of the support; the clamping mechanism comprises a pressing piece, a supporting piece and an eccentric wheel, one end of the pressing piece is hinged with the eccentric wheel, the middle part of the pressing piece is hinged with the supporting piece, the supporting piece is connected to the top of the support, and the other end of the pressing piece is positioned above the rectangular groove; the limiting device comprises a supporting block, a baffle and a positioning bolt, the supporting block is arranged in the rectangular groove, a V-shaped groove is formed in the top of the supporting block, the baffle is fixedly connected to one side of the base along the length direction of the V-shaped groove, and the positioning bolt is in threaded connection with the baffle and corresponds to the V-shaped groove; the drill plate is fixedly connected to the top of the support, and a drill bushing is arranged on the drill plate.
Preferably, a supporting bolt is connected to the top of the base below the eccentric wheel in a threaded manner, and the supporting piece is connected with the support through threads.
Preferably, a handle is arranged on the eccentric wheel.
Preferably, the number of the drilling templates is two, and the two drilling templates are respectively arranged on two sides of the pressing piece along the length direction of the V-shaped groove.
Compared with the prior art, the utility model has the beneficial effects that:
the drilling clamp disclosed by the utility model is simple to operate, convenient to install and adjust and high in machining precision, greatly improves the production efficiency, and can be suitable for clamping pin shaft parts with various diameters.
Drawings
FIG. 1 is a schematic structural view of a drilling jig of the present invention;
fig. 2 is an enlarged view of a portion a of fig. 1.
Description of the reference numerals
1-base, 2-drilling template, 3-support, 4-pressing piece, 5-support piece, 6-eccentric wheel, 7-supporting block, 8-baffle, 9-positioning bolt, 10-V-shaped groove, 11-drilling sleeve, 12-positioning groove, 13-bolt hole, 14-workpiece, 15-drilling head hole, 16-supporting bolt and 17-handle.
Detailed Description
The utility model will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.
As shown in fig. 1 and 2, the drilling jig comprises a base 1, a clamping structure, a limiting structure and a drilling template 2, wherein a support 3 is arranged at the top of the base 1, and a rectangular groove is formed at the top of the support 3; the clamping mechanism comprises a pressing piece 4, a supporting piece 5 and an eccentric wheel 6, one end of the pressing piece 4 is hinged with the eccentric wheel 6, the middle part of the pressing piece 4 is hinged with the supporting piece 5, the supporting piece 5 is connected to the top of the support 3, and the other end of the pressing piece 4 is positioned above the rectangular groove; the limiting device comprises a supporting block 7, a baffle plate 8 and a positioning bolt 9, the supporting block 7 is arranged in the rectangular groove, a V-shaped groove 10 is formed in the top of the supporting block 7, the baffle plate 8 is fixedly connected to one side of the base 1 along the length direction of the V-shaped groove 10, and the positioning bolt 9 is in threaded connection with the baffle plate 8 and corresponds to the V-shaped groove 10; the drilling template 2 is fixedly connected to the top of the support 3, and a drilling sleeve 11 is arranged on the drilling template 2.
Specifically, the base 1 can be arranged in a rectangular plate shape, the bottom of the base 1 is provided with a positioning groove 12, the base 1 is also provided with a bolt hole 13, and the base is arranged on a drilling machine through the positioning groove 12 and a bolt; the V-shaped groove 10 at the top of the supporting piece 5 is used for supporting the workpiece 14, the part of the pressing piece 4 above the rectangular groove is used for pressing the workpiece 14, the pressing piece 4 is preferably arranged to be vertical to the length direction of the V-shaped groove 10, the supporting piece 5 is used for providing a fulcrum for the pressing piece 4, one end of the pressing piece 4 hinged to the eccentric wheel 6 is lifted by rotating the eccentric wheel 6, and the end of the pressing piece 4 above the rectangular groove is lowered to press the workpiece 14; the positioning bolt 9 is parallel to the V-shaped groove 10 and can be abutted against the end part of the workpiece 14 in the positioning groove 12, and the workpiece 14 is axially limited by rotating the positioning bolt 9; the drill plate 2 is detachably connected with the support 3 through bolts, the drill bushing 11 is detachably connected with the drill plate 2, a drill bit hole 15 is formed in the drill bushing 11 and used for positioning the drilling position of the workpiece 14, a drill bit penetrates through the drill bit hole 15 to drill the workpiece 14, the drill bushing 11 can be set to be a plurality of different hole diameters, the drill bushing 11 can be replaced to adapt to drill bits of different specifications, and holes of different sizes can be conveniently drilled on the workpiece 14.
In some embodiments, a supporting bolt 16 is screwed on the top of the base 1 below the eccentric wheel 6, and the supporting piece 5 is screwed with the support 3. By rotationally adjusting the height of the support bolt 16, and by rotationally adjusting the height of the support 5, workpieces 14 of different diameters can be accommodated.
In some embodiments, the eccentric 6 is provided with a handle 17 to facilitate manual rotation of the eccentric 6.
In some embodiments, two drilling templates 2 are respectively disposed on two sides of the pressing member 4 along the length direction of the V-shaped groove 10, and the two drilling templates 2 may be respectively installed with drill bushings 11 having different bore diameters, or may be installed with drill bushings 11 having the same bore diameter.
When the drilling fixture in the embodiment is used, the supporting bolt 16 and the supporting piece 5 are roughly adjusted according to the size of the workpiece 14 to be drilled, then the workpiece 14 is placed in the V-shaped groove 10, the workpiece 14 is abutted against the positioning bolt 9 after the positioning bolt 9 is adjusted, the eccentric wheel 6 is rotated to enable the pressing piece 4 to press the workpiece 14, and after the workpiece 14 is pressed, the drill bit is moved to enable the drill bit to penetrate through the drill bushing 11 to drill the workpiece 14.
Claims (4)
1. A drilling clamp is characterized by comprising a base, a clamping structure, a limiting structure and a drilling template, wherein a support is arranged at the top of the base, and a rectangular groove is formed in the top of the support; the clamping structure comprises a pressing piece, a supporting piece and an eccentric wheel, one end of the pressing piece is hinged with the eccentric wheel, the middle part of the pressing piece is hinged with the supporting piece, the supporting piece is connected to the top of the support, and the other end of the pressing piece is positioned above the rectangular groove; the limiting structure comprises a supporting block, a baffle and a positioning bolt, the supporting block is arranged in the rectangular groove, a V-shaped groove is formed in the top of the supporting block, the baffle is fixedly connected to one side of the base along the length direction of the V-shaped groove, and the positioning bolt is in threaded connection with the baffle and corresponds to the V-shaped groove; the drill plate is fixedly connected to the top of the support, and a drill bushing is arranged on the drill plate.
2. The drill jig of claim 1, wherein the base top is threadedly connected to a support bolt below the eccentric, and the support is threadedly connected to the support.
3. The drill jig of claim 1 wherein the eccentric is provided with a handle.
4. The drilling jig of claim 1, wherein the number of the drill jig plates is two, and the two drill jig plates are respectively arranged on two sides of the pressing piece in the length direction of the V-shaped groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220236289.7U CN216758245U (en) | 2022-01-27 | 2022-01-27 | Drilling fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220236289.7U CN216758245U (en) | 2022-01-27 | 2022-01-27 | Drilling fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216758245U true CN216758245U (en) | 2022-06-17 |
Family
ID=81977971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220236289.7U Expired - Fee Related CN216758245U (en) | 2022-01-27 | 2022-01-27 | Drilling fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216758245U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117817011B (en) * | 2024-03-05 | 2024-04-30 | 东方蓝天钛金科技有限公司 | Machining device and machining method for bolt open pin hole |
-
2022
- 2022-01-27 CN CN202220236289.7U patent/CN216758245U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117817011B (en) * | 2024-03-05 | 2024-04-30 | 东方蓝天钛金科技有限公司 | Machining device and machining method for bolt open pin hole |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220617 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |