CN213645989U

CN213645989U - Fixture for drilling long air holes

Info

Publication number: CN213645989U
Application number: CN202022839950.7U
Authority: CN
Inventors: 黄敏
Original assignee: Suzhou Selecos Tools Co ltd
Current assignee: Suzhou Selecos Tools Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-07-09
Anticipated expiration: 2030-12-01

Abstract

The utility model discloses a bore long gas pocket anchor clamps, it relates to bit leg processing technology field. The key points of the technical scheme are that the fixing seat comprises a fixing seat, wherein the bottom wall of the fixing seat is an installation surface, and two adjacent side walls of the fixing seat are respectively provided with a positioning groove and a relief opening; and a pressing assembly for fixing the bit leg is arranged between the side wall of the positioning groove and the top wall of the positioning groove on the fixing seat. The utility model discloses can solve the problem that the cutter interferes, realize that long gas pocket processes on the numerical control equipment, can also process other air vents on the gripper simultaneously.

Description

Fixture for drilling long air holes

Technical Field

The utility model relates to a palm processing technology field, more specifically say, it relates to a bore long gas pocket anchor clamps.

Background

In the palm processing industry, the procedure of generally adopting the V block to position the palm is to fix the bottom surface of the V block on processing equipment, and at the moment, a V-shaped groove for positioning the palm is positioned on the top surface of the V block.

Referring to fig. 1, the long air hole 11 needs to be machined in the bit leg 1, but when the long air hole 11 is machined, the tool interferes with a fixing device (such as a workbench or a turntable flange) of the V block by adopting the fixing method, so that the machining of the long air hole 11 cannot be realized, and even if an avoidance notch is additionally arranged on the bottom surface of the V block, the machining cannot be realized.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a bore long gas pocket anchor clamps, its problem that can solve the cutter and interfere realizes that long gas pocket processes on the numerical control equipment, can also process other air vents on the gripper simultaneously.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a fixture for drilling a long air hole comprises a fixed seat, wherein the bottom wall of the fixed seat is an installation surface, and two adjacent side walls of the fixed seat are respectively provided with a positioning groove and a abdication notch; and a pressing assembly for fixing the bit leg is arranged between the side wall of the positioning groove and the top wall of the positioning groove on the fixing seat.

Furthermore, the pressing assembly comprises a hinge support and an eyelet bolt which are respectively connected with the fixed seat, and a rotatable pressing arm is arranged on the hinge support; the pressing arm is provided with a notch, the swing bolt can rotate to be embedded in the notch, and a limit nut is screwed on the swing bolt; and the pressing arm is rotatably provided with a pressing bolt capable of being abutted against the bit leg.

Further, the hinge support is arranged on the side wall of the fixed seat, and the movable joint bolt is connected to the top wall of the fixed seat.

Further, the hinge support is connected with the pressing arm through a first bolt, and the pressing arm can rotate around the first bolt.

Further, the swing bolt is connected with the fixed seat through a second bolt, and the swing bolt can rotate around the second bolt.

Further, the inner wall of the positioning groove is provided with a positioning pin.

Furthermore, a fixing counter bore penetrating through the bottom wall of the fixing seat is arranged on the inner wall of the positioning groove.

Further, a positioning counter bore is formed in the bottom wall of the fixing seat.

Further, the fixing seat bottom wall is provided with a positioning key groove.

Further, the positioning key groove is communicated with the positioning counter bore.

To sum up, the utility model discloses following beneficial effect has:

1. the fixture of the utility model can solve the problem of cutter interference, realize the processing of long air holes on numerical control equipment, and simultaneously can process other air holes on the shaft neck of the bit leg;

2. the pressing arm and the swing bolt are adopted, so that the effect of conveniently mounting the bit leg is achieved.

Drawings

FIG. 1 is a schematic view of a bit leg structure;

FIG. 2 is a first schematic diagram illustrating an overall structure of an exemplary jig for drilling an elongated hole;

FIG. 3 is a schematic diagram of an overall structure of an embodiment of a jig for drilling a long air hole;

fig. 4 is a schematic structural view of the clamping state of the clamp and the bit leg in the embodiment.

In the figure: 1. a bit leg; 11. long air holes; 2. a fixed seat; 21. positioning a groove; 22. a gap is avoided; 23. fixing the counter bore; 24. positioning the counter bore; 25. a positioning key groove; 31. a hinge support; 311. a first bolt; 32. a pressing arm; 321. a notch; 33. a hold-down bolt; 34. an eye bolt; 341. a second bolt; 4. and a positioning pin.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Example (b):

a fixture for drilling a long air hole refers to fig. 1 to 4, and comprises a fixed seat 2, wherein the bottom wall of the fixed seat 2 is a mounting surface, and two adjacent side walls of the fixed seat 2 are respectively provided with a positioning groove 21 and an abdicating notch 22; a pressing component for fixing the bit leg 1 is arranged between the side wall of the positioning groove 21 arranged on the fixed seat 2 and the top wall of the fixed seat; the bottom wall of the fixed seat 2 is tightly fixed after being contacted with a workbench or a rotary table flange plate, then the bit leg 1 is embedded into the positioning groove 21, and the bit leg 1 is tightly pressed and fixed through a pressing component; the fixture in the embodiment is equivalent to turning over on the basis of the prior art, the original side face is adjusted to be the bottom wall to serve as the mounting face, and then the abdicating notch 22 is formed in the fixing seat 2, so that the problem of cutter interference can be solved, the long air hole 11 can be machined on the numerical control equipment, and other air holes in the bit leg 1 can be machined.

Referring to fig. 1 and 2, in the present embodiment, the positioning groove 21 is V-shaped, and is matched with the 120 ° V surface of the bit leg 1 to position and fix the bit leg 1; meanwhile, the positioning pin 4 is arranged on the inner wall of the positioning groove 21, and the positioning pin 4 is matched with a pin hole on the bit leg 1 to limit the bit leg 1; the positioning groove 21, the positioning pin 4 and the pressing assembly are matched to limit the bit leg 1, so that the bit leg 1 can be kept fixed relative to the fixing seat 2, and the processing precision is guaranteed.

Referring to fig. 2, in the present embodiment, the offset notch 22 extends inward from the sidewall of the fixed seat 2 and penetrates through the wall thickness thereof to provide a space for the cutter to move away; meanwhile, the side wall of the fixing seat 2, which is far away from the positioning groove 21, and the side wall provided with the abdicating opening 22 are provided with inclined surfaces at the intersected edges of the two side walls, and the inclined surfaces can also play an avoiding role.

Referring to fig. 1 and 2, the pressing assembly includes a hinge support 31 and a swing bolt 34 respectively connected to the fixing base 2, the hinge support 31 is provided with a rotatable pressing arm 32; the pressing arm 32 is provided with a notch 321, the swing bolt 34 can rotate to be embedded in the notch 321, and a limit nut (not shown in the drawing) is screwed on the swing bolt 34; a pressing bolt 33 capable of abutting against the bit leg 1 is screwed on the pressing arm 32; when the bit leg 1 is installed, the pressing arm 32 and the eyelet bolt 34 are respectively rotated to enable the positioning groove 21 to be in an open state, after the bit leg 1 is embedded into the positioning groove 21, the pressing arm 32 is firstly rotated upwards, then the eyelet bolt 34 is rotated to enable the eyelet bolt to be embedded into the notch 321, the limiting nut can limit the pressing arm 32 to rotate downwards, then the pressing bolt 33 is screwed, the end part of the pressing bolt is abutted to the bit leg 1, and the pressing bit leg 1 can be fixed; in the present embodiment, the limiting nut plays a limiting role, and in other alternative embodiments, other limiting structures may be used, for example, the end of the swing bolt 34 is bent, and the like, which is not limited herein; meanwhile, in other alternative embodiments, the structure of the pressing assembly can be adjusted and changed, and the bit leg 1 can be pressed to be fixed, but in this embodiment, the pressing arm 32 capable of rotating is combined with the swing bolt 34, so that the advantage of convenient installation of the bit leg 1 is achieved.

Referring to fig. 2, in the present embodiment, the hinge support 31 is disposed on the sidewall of the fixing base 2, and the swing bolt 34 is connected to the top wall of the fixing base 2; the hinge support 31 is connected with the pressing arm 32 through a first bolt 311, and the pressing arm 32 can rotate around the first bolt 311; the swing bolt 34 is connected with the fixed seat 2 through a second bolt 341, and the swing bolt 34 can rotate around the second bolt 341; in other alternative embodiments, the hinge support 31 may be disposed on the top wall of the fixing base 2, and the swing bolt 34 may be connected to the side wall of the fixing base 2, which is not limited herein.

Referring to fig. 2 and 3, a fixing counter bore 23 penetrating through the bottom wall of the fixing seat 2 is formed in the inner wall of the positioning groove 21, and the fixing seat 2 can be connected with the workbench by penetrating a bolt in the fixing counter bore 23; in the embodiment, the bottom wall of the fixed seat 2 is provided with a positioning counter bore 24, and the positioning counter bore 24 can be matched with a positioning boss on a flange plate of a five-axis rotary table to mount and position the fixed seat 2; meanwhile, the bottom wall of the fixed seat 2 is provided with a positioning key slot 25, and the fixed seat 2 is circumferentially limited through the positioning key slot 25; in this embodiment, the positioning key groove 25 is communicated with the positioning counter bore 24, and the positioning key groove 25 may be disposed at other positions, so that circumferential limitation can be achieved.

Claims

1. The utility model provides a bore long gas pocket anchor clamps which characterized in that: the fixing device comprises a fixing seat, wherein the bottom wall of the fixing seat is an installation surface, and two adjacent side walls of the fixing seat are respectively provided with a positioning groove and a relief opening; and a pressing assembly for fixing the bit leg is arranged between the side wall of the positioning groove and the top wall of the positioning groove on the fixing seat.

2. The jig for drilling elongated gas holes according to claim 1, wherein: the pressing assembly comprises a hinge support and an eyelet bolt which are respectively connected with the fixed seat, and a rotatable pressing arm is arranged on the hinge support; the pressing arm is provided with a notch, the swing bolt can rotate to be embedded in the notch, and a limit nut is screwed on the swing bolt; and the pressing arm is rotatably provided with a pressing bolt capable of being abutted against the bit leg.

3. The jig for drilling elongated gas holes according to claim 2, wherein: the hinge support is arranged on the side wall of the fixed seat, and the movable joint bolt is connected to the top wall of the fixed seat.

4. The jig for drilling elongated gas holes according to claim 2, wherein: the hinge support is connected with the pressing arm through a first bolt, and the pressing arm can rotate around the first bolt.

5. The jig for drilling elongated gas holes according to claim 2, wherein: the swing bolt is connected with the fixed seat through a second bolt, and the swing bolt can rotate around the second bolt.

6. The jig for drilling long air holes according to any one of claims 1 to 5, wherein: and a positioning pin is arranged on the inner wall of the positioning groove.

7. The jig for drilling long air holes according to any one of claims 1 to 5, wherein: and a fixing counter bore penetrating through the bottom wall of the fixing seat is formed in the inner wall of the positioning groove.

8. The jig for drilling long air holes according to any one of claims 1 to 5, wherein: the fixing seat bottom wall is provided with a positioning counter bore.

9. The jig for drilling elongated gas holes according to claim 8, wherein: the fixing seat bottom wall is provided with a positioning key groove.

10. The jig for drilling elongated gas holes according to claim 9, wherein: the positioning key groove is communicated with the positioning counter bore.