CN209754637U - Drilling clamp for commercial vehicle brake - Google Patents
Drilling clamp for commercial vehicle brake Download PDFInfo
- Publication number
- CN209754637U CN209754637U CN201920463879.1U CN201920463879U CN209754637U CN 209754637 U CN209754637 U CN 209754637U CN 201920463879 U CN201920463879 U CN 201920463879U CN 209754637 U CN209754637 U CN 209754637U
- Authority
- CN
- China
- Prior art keywords
- hole
- work piece
- claw
- pressing plate
- clamp plate
- 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 description 4
- 210000000078 claw Anatomy 0.000 claims abstract description 47
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000003825 pressing Methods 0.000 claims description 29
- 238000010030 laminating Methods 0.000 claims description 2
- 210000001503 joint Anatomy 0.000 abstract 1
- 238000003754 machining Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The utility model provides a commercial car stopper boring grab, including base, connector, cylinder assembly, ejector pin, first clamp plate, the second clamp plate, the work piece supporter, pressure claw mechanism, the locating pin, tight piece in top and sliding block, base upper end swing joint has the connector, has the cylinder assembly through the leg joint in the middle part cavity of this connector, and the front end of the inside piston of this cylinder assembly is connected with the ejector pin, and the one end of keeping away from the cylinder assembly on this ejector pin is equipped with first clamp plate. The utility model discloses a first clamp plate and pressure claw mechanism's setting is at first rotatory stopper work piece side of pushing down of the L type claw body that will press on the claw mechanism, then with the position of the fixed L type claw body of locating pin, drives first clamp plate forward motion and the tight L type claw body lower part in top through the ejector pin motion at last to utilize L type claw body upper portion to compress tightly the work piece, carry out axial fixity.
Description
Technical Field
The utility model belongs to the technical field of commercial car stopper processing equipment, especially, relate to a commercial car stopper boring grab.
Background
The fixture is used for fixing the structure of a workpiece to be machined in the machining process of a machine tool. After the part is fixed by a clamp, the part is cut into a desired shape by a cutter. In the cutting process, the part to be machined is not easy to shake. For example, in the process of machining holes in commercial vehicle brakes, the machining quality of the holes is often low due to the fact that the clamps are not tightly clamped, the time of the process of clamping workpieces is long, and the working efficiency is reduced.
therefore, the drilling clamp for the commercial vehicle brake is very necessary to be invented.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a commercial car stopper boring grab to solve and present in the course of working in hole, often because of the anchor clamps centre gripping is not tight, cause the processingquality in hole lower, the process used time of centre gripping work piece is longer moreover, has reduced work efficiency's problem. A drilling clamp for a commercial vehicle brake comprises a base, a connecting body, a cylinder assembly, a push rod, a first pressing plate, a second pressing plate, a workpiece supporting body, a pressing claw mechanism, a positioning pin, a jacking block and a sliding block, wherein the upper end of the base is movably connected with the connecting body; the front end of the connecting body is connected with a workpiece supporting body through a bolt, the front part of the workpiece supporting body is connected with at least two groups of pressing claw mechanisms through a rotating shaft, and the lower parts of the pressing claw mechanisms are provided with positioning pins; the tight piece equipartition in top is established in the outside of work piece supporter, and with work piece supporter sliding connection, and the lower part of the tight piece in top is equipped with the spring to be equipped with the connecting rod in the middle part of the lower extreme of the tight piece in top, the terminal surface is the inclined plane under this connecting rod, and laminates with the inclined plane that establishes in the upper end of sliding block, and this sliding block sliding connection is in the square hole that one side of being close to the connector was seted up on the work piece supporter.
The pressing claw mechanism comprises an L-shaped claw body, a through hole, a torsion spring and a waist-shaped hole, the through hole is formed in the L-shaped claw body, a rotating shaft penetrates into the through hole to enable the L-shaped claw body to be connected in a rotating mode, the torsion spring is arranged on the inner side of the L-shaped claw body, and the waist-shaped hole is formed in the bottom of the L-shaped claw body.
the second pressing plate is in threaded connection with the ejector rod, fixing nuts are arranged on two sides of the second pressing plate, and external threads are arranged at the joint of the ejector rod and the second pressing plate, so that the position of the second pressing plate can be adjusted conveniently.
The middle inner cavity of the workpiece support body is provided with at least two guide sleeves for supporting the ejector rod, so that the ejector rod can be kept to slide in the horizontal direction, and the bending deformation caused by the longer ejector rod is prevented.
The workpiece supporting body is a step shaft body, and the bolt joint on the shaft shoulder is designed into a counter bore, so that the shaft shoulder is favorably attached to the side face of the workpiece, and the workpiece is prevented from inclining.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. The utility model discloses a first clamp plate and pressure claw mechanism's setting is at first rotatory stopper work piece side of pushing down of the L type claw body that will press on the claw mechanism, then with the position of the fixed L type claw body of locating pin, drives first clamp plate forward motion and the tight L type claw body lower part in top through the ejector pin motion at last to utilize L type claw body upper portion to compress tightly the work piece, carry out axial fixity.
2. The utility model discloses a second clamp plate, the setting of tight piece in top and sliding block, through the ejector pin toward the forward motion and drive the motion of second clamp plate, the second clamp plate promotes the sliding block toward the forward motion to the upper end inclined plane that utilizes the sliding block will push up tight piece and upwards slide perpendicularly, thereby with the work piece radial fixation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the claw pressing mechanism of the present invention.
Fig. 3 is a schematic structural diagram of the tightening block of the present invention.
In the figure:
The device comprises a base 1, a connecting body 2, a cylinder assembly 3, a top rod 4, a first pressure plate 5, a second pressure plate 6, a workpiece support 7, a claw pressing mechanism 8, an L-shaped claw body 81, a through hole 82, a torsion spring 83, a waist-shaped hole 84, a positioning pin 9, a jacking block 10 and a sliding block 11.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example (b):
As shown in figures 1 to 3
The utility model provides a commercial car brake boring grab, including base 1, connector 2, cylinder assembly 3, ejector pin 4, first clamp plate 5, second clamp plate 6, work piece supporter 7, clamping jaw mechanism 8, locating pin 9, puller block 10 and sliding block 11, base 1 upper end swing joint has connector 2, connects with cylinder assembly 3 through the support in the middle part cavity of this connector 2, and the front end of the piston in this cylinder assembly 3 is connected with ejector pin 4, and the one end of keeping away from cylinder assembly 3 on this ejector pin 4 is equipped with first clamp plate 5, and the one end of being close to cylinder assembly 3 on this ejector pin 4 is connected with second clamp plate 6; the front end of the connecting body 2 is connected with a workpiece supporting body 7 through a bolt, the front part of the workpiece supporting body 7 is connected with at least two groups of pressing claw mechanisms 8 through a rotating shaft, and the lower parts of the pressing claw mechanisms 8 are provided with positioning pins 9; the outer side at work piece support body 7 is established to tight piece 10 equipartition in top, and with work piece support body 7 sliding connection, and the lower part of tight piece 10 in top is equipped with the spring to be equipped with the connecting rod in the middle part of the lower extreme of tight piece 10 in top, the terminal surface is the inclined plane under this connecting rod, and with the inclined plane laminating of establishing of the upper end of sliding block 11, the square hole that one side of this sliding block 11 sliding connection is close to connector 2 was seted up on work piece support body 7.
The claw pressing mechanism 8 comprises an L-shaped claw body 81, a through hole 82, a torsion spring 83 and a waist-shaped hole 84, the through hole 82 is formed in the L-shaped claw body 81, a rotating shaft penetrates into the through hole 82 to enable the L-shaped claw body 81 to be connected in a rotating mode, the torsion spring 83 is arranged on the inner side of the L-shaped claw body 81, and the waist-shaped hole 84 is formed in the bottom of the L-shaped claw body 81.
The second pressing plate 6 is in threaded connection with the ejector rod 4, fixing nuts are arranged on two sides of the second pressing plate 6, and external threads are arranged at the joint of the ejector rod 4 and the second pressing plate 6, so that the position of the second pressing plate 6 can be adjusted conveniently.
The middle inner cavity of the workpiece support body 7 is provided with at least two guide sleeves for supporting the ejector rod 4, so that the ejector rod 4 can be kept to slide in the horizontal direction, and the bending deformation caused by the longer ejector rod 4 is prevented.
The workpiece supporting body 7 is a step shaft body, and the bolt joint on the shaft shoulder is designed into a counter bore, so that the shaft shoulder is favorably attached to the side face of the workpiece, and the workpiece is prevented from inclining.
Principle of operation
The utility model discloses in, at first the rotatory stopper work piece side of pushing down of L type claw body 81 on the claw mechanism 8 will be pressed, then with the position of the fixed L type claw body 81 of locating pin 9, it drives first clamp plate 5 forward motion and pushes up tight L type claw body 81 lower part to move through ejector pin 4 at last, thereby utilize L type claw body 81 upper portion to compress tightly the work piece, axial fixity carries out, simultaneously through ejector pin 4 forward motion and drive second clamp plate 6 motion, second clamp plate 6 promotes sliding block 11 forward motion, and utilize the upper end inclined plane of sliding block 11 to upwards slide 10 perpendicular in the tight piece of top, thereby with the work piece radial fixation, save the clamping time, and the work efficiency is improved, and the clamping is firm.
Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.
Claims (5)
1. The utility model provides a commercial car stopper boring grab which characterized in that: the device comprises a base (1), a connecting body (2), a cylinder component (3), a push rod (4), a first pressing plate (5), a second pressing plate (6), a workpiece supporting body (7), a pressing claw mechanism (8), a positioning pin (9), a jacking block (10) and a sliding block (11), wherein the upper end of the base (1) is movably connected with the connecting body (2), the cylinder component (3) is connected in a middle cavity of the connecting body (2) through a support, the front end of a piston in the cylinder component (3) is connected with the push rod (4), the first pressing plate (5) is arranged at one end, far away from the cylinder component (3), of the push rod (4), and the second pressing plate (6) is connected at one end, close to the cylinder component (3), of the push rod; the front end of the connecting body (2) is connected with a workpiece supporting body (7) through a bolt, the front part of the workpiece supporting body (7) is connected with at least two groups of pressing claw mechanisms (8) through a rotating shaft, and the lower parts of the pressing claw mechanisms (8) are provided with positioning pins (9); the outer side of work piece supporter (7) is established to tight piece (10) equipartition in top, and with work piece supporter (7) sliding connection, and the lower part of tight piece (10) in top is equipped with the spring to be equipped with the connecting rod in the middle part of the lower extreme of tight piece (10) in top, the terminal surface is the inclined plane under this connecting rod, and the inclined plane laminating of establishing with the upper end of sliding block (11), and the square hole that one side of being close to connector (2) was seted up on work piece supporter (7) is connected to this sliding block (11) sliding.
2. The commercial vehicle brake drill jig of claim 1, wherein: the pressing claw mechanism (8) comprises an L-shaped claw body (81), a through hole (82), a torsion spring (83) and a waist-shaped hole (84), wherein the through hole (82) is formed in the L-shaped claw body (81), the through hole (82) penetrates through a rotating shaft in the through hole (82) to enable the L-shaped claw body (81) to be rotatably connected, the torsion spring (83) is arranged on the inner side of the L-shaped claw body (81), and the waist-shaped hole (84) is formed in the bottom of the L-shaped claw body (81).
3. The commercial vehicle brake drill jig of claim 1, wherein: the second pressing plate (6) is in threaded connection with the ejector rod (4), and fixing nuts are arranged on two sides of the second pressing plate (6).
4. The commercial vehicle brake drill jig of claim 1, wherein: the middle inner cavity of the workpiece support body (7) is provided with at least two guide sleeves for supporting the ejector rod (4).
5. The commercial vehicle brake drill jig of claim 1, wherein: the workpiece supporting body (7) is a step shaft body, and a counter bore is formed in the bolt connecting position on the shaft shoulder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920463879.1U CN209754637U (en) | 2019-04-08 | 2019-04-08 | Drilling clamp for commercial vehicle brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920463879.1U CN209754637U (en) | 2019-04-08 | 2019-04-08 | Drilling clamp for commercial vehicle brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209754637U true CN209754637U (en) | 2019-12-10 |
Family
ID=68758307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920463879.1U Expired - Fee Related CN209754637U (en) | 2019-04-08 | 2019-04-08 | Drilling clamp for commercial vehicle brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209754637U (en) |
-
2019
- 2019-04-08 CN CN201920463879.1U patent/CN209754637U/en not_active Expired - Fee Related
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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: 20191210 Termination date: 20210408 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |