CN111958629A - Special-shaped clamping jaw - Google Patents
Special-shaped clamping jaw Download PDFInfo
- Publication number
- CN111958629A CN111958629A CN201910417335.6A CN201910417335A CN111958629A CN 111958629 A CN111958629 A CN 111958629A CN 201910417335 A CN201910417335 A CN 201910417335A CN 111958629 A CN111958629 A CN 111958629A
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- China
- Prior art keywords
- jaw
- clamping jaw
- clamping
- seat
- profiled
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J15/00—Gripping heads and other end effectors
- B25J15/08—Gripping heads and other end effectors having finger members
- B25J15/10—Gripping heads and other end effectors having finger members with three or more finger members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J15/00—Gripping heads and other end effectors
- B25J15/02—Gripping heads and other end effectors servo-actuated
- B25J15/0206—Gripping heads and other end effectors servo-actuated comprising articulated grippers
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- Engineering & Computer Science (AREA)
- Robotics (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention is suitable for the technical field of automatic clamps, and provides a special-shaped clamping jaw which comprises a three-jaw air cylinder, a jaw seat, a first clamping jaw, a second clamping jaw and a third clamping jaw, wherein the first clamping jaw, the second clamping jaw and the third clamping jaw are respectively fixed on the three jaw seats, one ends of the first clamping jaw and the second clamping jaw are connected with the jaw seat, one end of the third clamping jaw is connected with the jaw seat, the other end of the third clamping jaw is provided with a smooth side wall, the first clamping jaw and the second clamping jaw which are provided with positioning grooves are arranged, the third clamping jaw with the smooth side wall is arranged, the first clamping jaw, the second clamping jaw and the third clamping jaw are driven by the three-jaw air cylinder together, so that the clamping assembly is completed by the high-precision first clamping jaw, the second clamping jaw and the third clamping jaw, the workpiece is accurately positioned by the first clamping jaw and the second clamping jaw, and then the workpiece to be clamped is tightly pressed by, the invention has the characteristics of accurate positioning and high clamping efficiency.
Description
Technical Field
The invention belongs to the technical field of automatic clamp equipment, and particularly relates to a special-shaped clamping jaw.
Background
At present, the mechanical industry in China is basically divided into two types, namely a two-jaw cylinder and a three-jaw cylinder, part precision is difficult to control in the grabbing process, the three-jaw cylinder is basically applied to shaft grabbing, the existing three-jaw cylinder cannot meet the requirement of grabbing high-precision and fast grabbing, and a robot cannot be matched to complete a fast high-efficiency and high-precision assembling task.
Disclosure of Invention
The invention provides a special-shaped clamping jaw, and aims to solve the problems that the requirement of high-precision and quick grabbing is difficult to achieve, and a robot cannot be matched to complete a quick, high-efficiency and high-precision assembling task.
The invention is realized in the way, and the special-shaped clamping jaw comprises a three-jaw cylinder, a jaw seat, a first clamping jaw, a second clamping jaw and a third clamping jaw;
be provided with threely on the three-jaw cylinder the claw seat, the claw seat is the annular and distributes on the outer wall of three-jaw cylinder, first clamping jaw, second clamping jaw with the third clamping jaw is fixed respectively threely on the claw seat, first clamping jaw with second clamping jaw one end is connected the claw seat, a constant head tank has been seted up to the other end, the one end of third clamping jaw is connected the claw seat, the other end has a smooth lateral wall.
The invention also provides a preferable mode, and the first clamping jaw, the second clamping jaw and the third clamping jaw are respectively connected with the three jaw seats through two fixing bolts.
The invention also provides a preferable mode, and the positioning groove is of a V-shaped structure.
The invention also provides a preferable mode, the two fixing bolts are connected with the three-jaw cylinder along one end of the jaw seat, a cushion block is fixed on one side wall of the other end of the jaw seat, and the cushion block is fixedly connected with the fixing bolts on the jaw seat.
The invention also provides a preferable mode, the positioning groove is provided with two groove walls, and the included angle of the two groove walls is 90 degrees.
The invention also provides a preferable mode, and the three-jaw air cylinder is communicated with external air supply equipment.
The invention also provides a preferable mode, the first clamping jaw, the second clamping jaw and the third clamping jaw are respectively provided with a vertical connecting section, an extending section and a clamping section, the connecting section, the extending section and the clamping section are sequentially connected, the connecting section is detachably fixed on the jaw seat, and the positioning grooves are formed in the clamping sections of the first clamping jaw and the second clamping jaw.
The invention also provides a preferable mode, and a rubber pad is fixed on the side wall of the third clamping jaw.
The invention also provides a preferable mode, and the first clamping jaw, the second clamping jaw and the third clamping jaw are integrally formed by adopting a steel material.
The invention also provides a preferable mode, the upper ends of the first clamping jaw, the second clamping jaw and the third clamping jaw are respectively provided with a screw hole with a trapezoidal hole wall, and the fixing bolt is installed in the screw hole.
Compared with the prior art, the invention has the beneficial effects that: according to the special-shaped clamping jaw, the first clamping jaw and the second clamping jaw with the positioning grooves are arranged, the third clamping jaw with the smooth side wall is arranged, the first clamping jaw, the second clamping jaw and the third clamping jaw are driven by the three-jaw air cylinder, so that the first clamping jaw, the second clamping jaw and the third clamping jaw are used for completing grabbing and assembling, a workpiece is accurately positioned through the first clamping jaw and the second clamping jaw, and then the workpiece to be grabbed and clamped is tightly pressed through the third clamping jaw, so that accurate positioning is completed.
Drawings
FIG. 1 is a schematic view of the overall structure of a special-shaped clamping jaw of the invention;
FIG. 2 is an enlarged view of detail A in FIG. 1;
FIG. 3 is a bottom plan view of the present invention in its entirety;
fig. 4 is an enlarged schematic view of detail B in fig. 3.
In the figure: 1-three-jaw cylinder, 2-jaw seat, 3-first clamping jaw, 4-second clamping jaw, 5-third clamping jaw, 6-positioning groove and 7-workpiece.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-4, the present invention provides a technical solution: a special-shaped clamping jaw comprises a three-jaw cylinder 1, a jaw seat 2, a first clamping jaw 3, a second clamping jaw 4 and a third clamping jaw 5.
Be provided with three claw seat 2 on the three-jaw cylinder 1, claw seat 2 is the annular and distributes on the outer wall of three-jaw cylinder 1, and first clamping jaw 3, second clamping jaw 4 and third clamping jaw 5 are fixed respectively on three claw seat 2, and claw seat 2 is connected to first clamping jaw 3 and 4 one end of second clamping jaw, and a constant head tank 6 has been seted up to the other end, and claw seat 2 is connected to the one end of third clamping jaw 5, and the other end has a smooth lateral wall.
The three-jaw air cylinder 1 is used for providing power, the three jaw seats 2 are arranged and are uniformly distributed on the outer wall of the three-jaw air cylinder 1 in an annular shape, the first clamping jaw 3, the second clamping jaw 4 and the third clamping jaw 5 are respectively provided with a vertical connecting section, an extending section and a clamping section, the connecting section, the extending section and the clamping section are sequentially connected, the connecting section is detachably fixed on the jaw seat 2, the three-jaw air cylinder 1 respectively drives the first clamping jaw 3, the second clamping jaw 4 and the third clamping jaw 5 to clamp through the three jaw seats 2, the positioning groove 6 is formed in the clamping section of the first clamping jaw 3 and the second clamping jaw 4, the smooth side wall is arranged on the clamping section of the third clamping jaw 5, when the workpiece 6 is clamped, the workpiece 6 is grabbed and assembled through the high-precision first clamping jaw 3, the second clamping jaw 4 and the third clamping jaw 5, and the workpiece 7 is accurately positioned through the positioning groove 6 of the first clamping jaw 3 and the second clamping jaw 4, the workpiece 7 to be clamped is tightly pressed through the third clamping jaw 5, so that accurate positioning is completed, the clamping efficiency is high, the three unique clamping jaw mechanical arm mechanisms are adopted, the working precision is further improved, the working effect which cannot be completed by a common mechanical arm can be completed, the working pressure of the first clamping jaw 3, the second clamping jaw 4 and the third clamping jaw 5 is 2-8bar, the maximum working frequency is 4hz, the working medium is compressed and filtered air, and the working strength of the first clamping jaw 3, the second clamping jaw 4 and the third clamping jaw 5 is high, the yield strength is high, the acting force is strong, and the clamping device can adapt to different working environments.
Wherein, first clamping jaw 3, second clamping jaw 4 and third clamping jaw 5 all connect three claw seat 2 respectively through two fixing bolt. Two fixing bolts on the same claw seat 2 are arranged at intervals, and are stable in structure and convenient to detach. The positioning groove 6 is of a V-shaped structure. The positioning groove 6 with the V-shaped structure can accommodate the edge of the workpiece 7 to position the workpiece 7, and the first clamping jaw 3 and the second clamping jaw 4 can clamp and fix the workpiece 7. Two fixing bolts are connected with the three-jaw cylinder 1 along one end of the jaw seat 2, a cushion block is fixed on one side wall of the other end of the jaw seat 2, and the cushion block is fixedly connected with the fixing bolts on the jaw seat 2. Three cushion blocks and first clamping jaw 3, second clamping jaw 4 and third clamping jaw 5 centre gripping the both sides wall of three claw seat 2 respectively for the structure between first clamping jaw 3, second clamping jaw 4 and third clamping jaw 5 and the claw seat 2 is more firm. The positioning groove 6 is provided with two groove walls, and the included angle between the two groove walls is 90 degrees. The included angle between the two side walls of the edge of the workpiece 7 is 90 degrees, so that the two adjacent side walls of the workpiece are respectively attached to the two groove walls of the positioning groove 6. The three-jaw cylinder 1 is communicated with an external air supply device. The external air supply equipment adopts a compression air pump, the compression air pump is communicated with the three-jaw air cylinder 1 through an air cylinder, so that compressed air is supplied to the three-jaw air cylinder 1, and a rubber pad is fixed on the side wall of the third clamping jaw 5. The first clamping jaw 3, the second clamping jaw 4 and the third clamping jaw 5 are all integrally formed by steel materials. The screw hole that the pore wall is trapezium structure is all seted up to the upper end of first clamping jaw 3, second clamping jaw 4 and third clamping jaw 5, installs fixing bolt in the screw hole, and fixing bolt is embedded in the screw hole.
When the special-shaped clamping jaw is used and installed, when a workpiece 6 is clamped, the clamping assembly is completed through the high-precision first clamping jaw 3, the second clamping jaw 4 and the third clamping jaw 5, the workpiece 7 is accurately positioned through the positioning grooves 6 of the first clamping jaw 3 and the second clamping jaw 4, and then the workpiece 7 to be clamped is tightly pressed through the third clamping jaw 5, so that the accurate positioning is completed, the clamping efficiency is high, the requirements of high-precision clamping and quick-clamping can be met, and the quick, high-efficiency and high-precision assembly task can be completed by matching with a robot.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A heterotypic clamping jaw, its characterized in that: comprises a three-jaw cylinder (1), a jaw seat (2), a first clamping jaw (3), a second clamping jaw (4) and a third clamping jaw (5);
be provided with threely on three-jaw cylinder (1) jaw seat (2), jaw seat (2) are the annular and distribute on the outer wall of three-jaw cylinder (1), first clamping jaw (3), second clamping jaw (4) and third clamping jaw (5) are fixed respectively threely on jaw seat (2), first clamping jaw (3) with second clamping jaw (4) one end is connected jaw seat (2), one constant head tank (6) have been seted up to the other end, the one end of third clamping jaw (5) is connected jaw seat (2), the other end has a smooth lateral wall.
2. A profiled jaw as claimed in claim 1, characterized in that: the first clamping jaw (3), the second clamping jaw (4) and the third clamping jaw (5) are connected with the three jaw seats (2) through two fixing bolts respectively.
3. A profiled jaw as claimed in claim 1, characterized in that: the positioning groove (6) is of a V-shaped structure.
4. A profiled jaw as claimed in claim 2, characterized in that: the two fixing bolts are connected with the three-jaw cylinder (1) along one end of the jaw seat (2), a cushion block is fixed on one side wall of the other end of the jaw seat (2), and the cushion block is fixedly connected with the fixing bolts on the jaw seat (2).
5. A profiled jaw as claimed in claim 3, characterized in that: the positioning groove (6) is provided with two groove walls, and the included angle between the two groove walls is 90 degrees.
6. A profiled jaw as claimed in claim 1, characterized in that: the three-jaw cylinder (1) is communicated with external air supply equipment.
7. A profiled jaw as claimed in claim 1, characterized in that: first clamping jaw (3), second clamping jaw (4) and third clamping jaw (5) all have vertical linkage segment, extension and press from both sides and get the section, linkage segment, extension and press from both sides the section and connect gradually, and linkage segment detachable fixes on claw seat (2), constant head tank (6) are seted up first clamping jaw (3) and second clamping jaw (4) press from both sides and get on the section.
8. A profiled jaw as claimed in claim 1, characterized in that: and a rubber pad is fixed on the side wall of the third clamping jaw (5).
9. A profiled jaw as claimed in claim 1, characterized in that: the first clamping jaw (3), the second clamping jaw (4) and the third clamping jaw (5) are all integrally formed by steel materials.
10. A profiled jaw as claimed in claim 2, characterized in that: the upper end of the first clamping jaw (3), the second clamping jaw (4) and the third clamping jaw (5) are all provided with screw holes with hole walls of trapezoidal structures, and the screw holes are internally provided with fixing bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910417335.6A CN111958629A (en) | 2019-05-20 | 2019-05-20 | Special-shaped clamping jaw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910417335.6A CN111958629A (en) | 2019-05-20 | 2019-05-20 | Special-shaped clamping jaw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111958629A true CN111958629A (en) | 2020-11-20 |
Family
ID=73357756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910417335.6A Pending CN111958629A (en) | 2019-05-20 | 2019-05-20 | Special-shaped clamping jaw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111958629A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523883A (en) * | 2021-06-29 | 2021-10-22 | 吉安职业技术学院 | Multi-functional intelligent three clamping jaws of machine tool machining usefulness |
-
2019
- 2019-05-20 CN CN201910417335.6A patent/CN111958629A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523883A (en) * | 2021-06-29 | 2021-10-22 | 吉安职业技术学院 | Multi-functional intelligent three clamping jaws of machine tool machining usefulness |
| CN113523883B (en) * | 2021-06-29 | 2022-08-05 | 吉安职业技术学院 | Multi-functional intelligent three clamping jaws of machine tool machining usefulness |
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