CN216881778U - Two-jaw pneumatic pressing plate type chuck - Google Patents
Two-jaw pneumatic pressing plate type chuck Download PDFInfo
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- CN216881778U CN216881778U CN202220427063.5U CN202220427063U CN216881778U CN 216881778 U CN216881778 U CN 216881778U CN 202220427063 U CN202220427063 U CN 202220427063U CN 216881778 U CN216881778 U CN 216881778U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses a two-jaw pneumatic pressing plate type chuck, which comprises a mounting shell, a pneumatic clamping assembly and an auxiliary clamping assembly, wherein the pneumatic clamping assembly is mounted in the mounting shell; the pneumatic clamping assembly comprises a clamping cylinder fixedly connected to the center of the bottom of the inner wall of the installation shell, a lifting plate is fixedly connected to the output end of the clamping cylinder, lifting clamp plates are fixedly connected to the two sides of the top of the lifting plate, the top of each lifting clamp plate penetrates through the installation shell in a movable mode, the lifting clamp plates extend to the upper portion of the installation shell, and fixed clamp plates are fixedly connected to the tops of the lifting clamp plates. According to the two-jaw pneumatic pressing plate type chuck, the mounting shell, the pneumatic clamping assembly and the auxiliary clamping assembly are matched with each other, so that the two-jaw pneumatic pressing plate type chuck is realized, a workpiece is pressed and fixed in a mode that the end face is pressed downwards, the workpiece can be clamped and positioned in an auxiliary mode from the inner side, the workpiece clamping stability is improved, and the workpiece is convenient to machine.
Description
Technical Field
The utility model relates to the technical field of chucks, in particular to a two-jaw pneumatic pressing plate type chuck.
Background
Chucks are mechanical devices used to clamp workpieces on machine tools. The chuck is usually mounted on a lathe, a cylindrical grinding machine and an internal grinding machine for use, and can also be matched with various indexing devices for use on a milling machine and a drilling machine.
However, the chuck in the prior art has certain limitation when clamping and fixing a workpiece which is not suitable for clamping the appearance, so that the chuck is not beneficial to processing the workpiece.
SUMMERY OF THE UTILITY MODEL
The utility model provides a two-jaw pneumatic pressing plate type chuck, which is used for pressing and fixing a workpiece in an end face pressing mode and can be used for assisting in clamping and positioning the workpiece from the inner side, so that the workpiece clamping stability is improved, and the workpiece processing is facilitated.
In order to achieve the purpose, the utility model provides the following technical scheme:
a two-jaw air clamp plate chuck comprising:
the pneumatic clamping device comprises a mounting shell, a pneumatic clamping assembly arranged in the mounting shell and an auxiliary clamping assembly arranged at the top of the mounting shell;
the pneumatic clamping assembly comprises a clamping cylinder fixedly connected to the center of the bottom of the inner wall of the mounting shell, a lifting plate is fixedly connected to the output end of the clamping cylinder, lifting clamping plates are fixedly connected to two sides of the top of the lifting plate, the top of each lifting clamping plate movably penetrates through the mounting shell and extends to the upper side of the mounting shell, and a fixed pressing plate is fixedly connected to the top of each lifting clamping plate;
wherein, supplementary clamping component includes fixed connection and is in the hollow shell of installation shell top center department, the side fixedly connected with servo motor of hollow shell inner wall, fixedly connected with two-way screw rod on servo motor's the output shaft, threaded connection has the thread bush that the symmetry set up on the two-way screw rod, two the equal fixedly connected with connecting rod in bottom of thread bush, two the equal fixedly connected with arc splint of the other end of connecting rod, the side of hollow shell just corresponds arc splint's position all seted up with the logical groove of arc splint looks adaptation.
Preferably, the slider that the equal fixedly connected with symmetry in both sides of lifter plate set up, the both sides of installation shell inner wall just correspond the position of slider all seted up with the spout of slider looks adaptation, the slider is close to one side activity of spout runs through the spout sets up, and extends to the inside of spout, with the inner wall sliding connection of spout.
Preferably, the top of the hollow shell is provided with an arc shape.
Preferably, one end of the bidirectional screw rod, which is far away from the servo motor, is rotatably installed on the inner wall of the hollow shell through a ball bearing.
Preferably, the bottom of the fixed pressing plate is fixedly connected with a pressing pad.
Preferably, the side surface of the arc-shaped clamping plate is fixedly connected with a clamping pad.
Preferably, the inner wall of the hollow shell is fixedly connected with a guide rod, the surface of the guide rod is connected with two guide sleeves in a sliding mode, and the two guide sleeves are fixedly connected with the arc-shaped clamping plate through two connecting rods respectively.
Compared with the prior art, the utility model has the following beneficial effects:
according to the two-jaw pneumatic pressing plate type chuck, the mounting shell, the pneumatic clamping assembly and the auxiliary clamping assembly are matched with each other, so that the two-jaw pneumatic pressing plate type chuck is realized, a workpiece is pressed and fixed in a mode that the end face is pressed downwards, the workpiece can be clamped and positioned in an auxiliary mode from the inner side, the workpiece clamping stability is improved, and the workpiece is convenient to machine.
Drawings
FIG. 1 is a schematic structural view of a two-jaw pneumatic platen chuck according to the present invention;
FIG. 2 is a schematic cross-sectional view of a two-jaw air chuck according to the present invention;
fig. 3 is a schematic structural view of an auxiliary clamping assembly in the two-jaw air platen chuck of the present invention.
In the figure: 1. mounting a shell; 2. a pneumatic clamping assembly; 3. an auxiliary clamping assembly; 201. a clamping cylinder; 202. a lifting plate; 203. lifting the clamping plate; 204. fixing the pressing plate; 301. a hollow shell; 302. a servo motor; 303. a bidirectional screw; 304. a threaded sleeve; 305. a connecting rod; 306. an arc-shaped splint; 307. a through groove; 2021. a slider; 2022. a chute; 2041. a compression pad; 3061. a clamping pad; 3062. a guide bar; 3063. a guide sleeve; 3064. a connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, a two-jaw air-operated platen chuck, comprising:
the pneumatic clamping device comprises a mounting shell 1, a pneumatic clamping assembly 2 arranged inside the mounting shell 1 and an auxiliary clamping assembly 3 arranged at the top of the mounting shell 1;
the pneumatic clamping assembly 2 comprises a clamping cylinder 201 fixedly connected to the center of the bottom of the inner wall of the installation shell 1, an output end of the clamping cylinder 201 is fixedly connected with a lifting plate 202, two sides of the top of the lifting plate 202 are fixedly connected with lifting clamping plates 203, the tops of the lifting clamping plates 203 movably penetrate through the installation shell 1 and extend to the upper side of the installation shell 1, and the tops of the lifting clamping plates 203 are fixedly connected with a fixed pressing plate 204;
wherein, supplementary clamping component 3 includes hollow shell 301 of fixed connection in the center department of 1 top of installation shell, the side fixedly connected with servo motor 302 of hollow shell 301 inner wall, fixedly connected with two-way screw rod 303 on servo motor 302's the output shaft, threaded connection has the thread bush 304 that the symmetry set up on two-way screw rod 303, the equal fixedly connected with connecting rod 305 in bottom of two thread bushes 304, the equal fixedly connected with arc splint 306 of the other end of two connecting rods 305, the logical groove 307 with arc splint 306 looks adaptation is all seted up to the side of hollow shell 301 and the position that corresponds arc splint 306.
By adopting the technical scheme, the workpiece is pressed and fixed by adopting the mode that the end face is pressed downwards, and the workpiece can be clamped and positioned in an auxiliary manner from the inner side, so that the stability of clamping the workpiece is improved, and the workpiece is convenient to machine.
As shown in fig. 1-3, the two sides of the lifting plate 202 are both fixedly connected with symmetrically arranged sliders 2021, the two sides of the inner wall of the mounting case 1 and the positions corresponding to the sliders 2021 are both provided with sliding grooves 2022 adapted to the sliders 2021, and one side of the slider 2021 close to the sliding grooves 2022 is movably disposed through the sliding grooves 2022, extends to the inside of the sliding grooves 2022, and is slidably connected with the inner wall of the sliding grooves 2022.
Through adopting above-mentioned technical scheme, play limiting displacement to lifter plate 202, increased the stability that lifter plate 202 reciprocated to the stability of work piece centre gripping through fixed pressing plate 204 has been improved.
As shown in fig. 1 to 3, the top of the hollow shell 301 is provided in an arc shape.
By adopting the technical scheme, the inner ring of the workpiece is conveniently sleeved on the hollow shell 301.
As shown in fig. 1 to 3, one end of the bidirectional screw 303 remote from the servo motor 302 is rotatably mounted on the inner wall of the hollow shell 301 through a ball bearing.
Through adopting above-mentioned technical scheme, play limiting displacement to two-way screw rod 303, increased two-way screw rod 303 pivoted stability, consequently improved the stability to the work piece centre gripping.
As shown in fig. 1-3, a pressing pad 2041 is fixedly connected to the bottom of the fixed platen 204, and a clamping pad 3061 is fixedly connected to the side of the arc-shaped clamp plate 306.
By adopting the technical scheme, the friction force between the fixed pressing plate 204 and the arc-shaped clamping plate 306 and the workpiece is increased, so that the stability of clamping the workpiece is improved.
As shown in fig. 1-3, a guide rod 3062 is further fixedly connected to the inner wall of the hollow shell 301, two guide sleeves 3063 are slidably connected to the surface of the guide rod 3062, and the two guide sleeves 3063 are fixedly connected to the arc-shaped clamp plate 306 through two connecting rods 3064, respectively.
By adopting the technical scheme, the arc-shaped clamping plate 306 is limited, and the stability of the arc-shaped clamping plate 306 for clamping workpieces is improved.
For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.
When the two-jaw pneumatic pressing plate type chuck is used, an inner ring of a workpiece to be clamped and fixed is sleeved on the hollow shell 301, then the servo motor 302 is started to drive the bidirectional screw 303 to rotate, so that the arc-shaped clamping plate 306 on the connecting rod 305 is driven to be close to the inner ring of the workpiece under the action of the thread sleeve 304, the inner ring of the workpiece is clamped and fixed through the clamping pad 3061, then the lifting plate 202 is driven to move downwards through the clamping cylinder 201, the fixed pressing plate 204 on the lifting clamping plate 203 is driven to move downwards, and therefore the upper part of the workpiece can be pressed and fixed through the pressing pad 2041, and therefore the stability of clamping the workpiece can be guaranteed to the maximum extent.
In summary, the following steps: the two-jaw pneumatic pressing plate type chuck is composed of an installation shell 1, a pneumatic clamping assembly 2 and an auxiliary clamping assembly 3, and solves the problems in the prior art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A two-jaw pneumatic platen chuck, comprising: the pneumatic clamping device comprises a mounting shell (1), a pneumatic clamping assembly (2) arranged inside the mounting shell (1) and an auxiliary clamping assembly (3) arranged at the top of the mounting shell (1);
the pneumatic clamping assembly (2) comprises a clamping cylinder (201) fixedly connected to the center of the bottom of the inner wall of the mounting shell (1), the output end of the clamping cylinder (201) is fixedly connected with a lifting plate (202), two sides of the top of the lifting plate (202) are fixedly connected with lifting clamping plates (203), the tops of the lifting clamping plates (203) movably penetrate through the mounting shell (1) and extend to the upper side of the mounting shell (1), and the tops of the lifting clamping plates (203) are fixedly connected with a fixed pressing plate (204); wherein, supplementary clamping component (3) are including fixed connection hollow shell (301) of installation shell (1) top center department, side fixedly connected with servo motor (302) of hollow shell (301) inner wall, fixedly connected with two-way screw rod (303) on the output shaft of servo motor (302), threaded connection has thread bush (304) that the symmetry set up on two-way screw rod (303), two equal fixedly connected with connecting rod (305) in bottom of thread bush (304), two the equal fixedly connected with arc splint (306) of the other end of connecting rod (305), the side of hollow shell (301) just corresponds the position of arc splint (306) all seted up with logical groove (307) of arc splint (306) looks adaptation.
2. A two-jaw pneumatic platen chuck according to claim 1, wherein: the both sides of lifter plate (202) are slider (2021) that the symmetry set up all fixedly connected with, the both sides of installation shell (1) inner wall just correspond the position of slider (2021) all seted up with spout (2022) of slider (2021) looks adaptation, slider (2021) are close to one side activity of spout (2022) is run through spout (2022) sets up to extend to the inside of spout (2022), with the inner wall sliding connection of spout (2022).
3. A two-jaw pneumatic platen chuck according to claim 2, wherein: the top of the hollow shell (301) is arc-shaped.
4. A two-jaw pneumatic platen chuck according to claim 3, wherein: one end, far away from the servo motor (302), of the bidirectional screw (303) is rotatably installed on the inner wall of the hollow shell (301) through a ball bearing.
5. The two-jaw pneumatic platen chuck according to claim 4, wherein: the bottom of the fixed pressing plate (204) is fixedly connected with a pressing pad (2041).
6. The two-jaw pneumatic platen chuck according to claim 5, wherein: the side surface of the arc-shaped clamping plate (306) is fixedly connected with a clamping pad (3061).
7. The two-jaw pneumatic platen chuck according to claim 6, wherein: the inner wall of the hollow shell (301) is also fixedly connected with a guide rod (3062), the surface of the guide rod (3062) is connected with two guide sleeves (3063) in a sliding mode, and the two guide sleeves (3063) are fixedly connected with the arc-shaped clamping plate (306) through two connecting rods (3064) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220427063.5U CN216881778U (en) | 2022-03-01 | 2022-03-01 | Two-jaw pneumatic pressing plate type chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220427063.5U CN216881778U (en) | 2022-03-01 | 2022-03-01 | Two-jaw pneumatic pressing plate type chuck |
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| Publication Number | Publication Date |
|---|---|
| CN216881778U true CN216881778U (en) | 2022-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220427063.5U Active CN216881778U (en) | 2022-03-01 | 2022-03-01 | Two-jaw pneumatic pressing plate type chuck |
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| CN (1) | CN216881778U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115502916A (en) * | 2022-11-08 | 2022-12-23 | 无锡爱祺道机械科技有限公司 | Pneumatic actuator shell machining clamp |
-
2022
- 2022-03-01 CN CN202220427063.5U patent/CN216881778U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115502916A (en) * | 2022-11-08 | 2022-12-23 | 无锡爱祺道机械科技有限公司 | Pneumatic actuator shell machining clamp |
| CN115502916B (en) * | 2022-11-08 | 2023-09-19 | 无锡爱祺道机械科技有限公司 | Pneumatic actuator casing adds clamping apparatus |
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