CN209830989U - Thin cylinder positioning and pressing mechanism for workpiece - Google Patents
Thin cylinder positioning and pressing mechanism for workpiece Download PDFInfo
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- CN209830989U CN209830989U CN201920123340.1U CN201920123340U CN209830989U CN 209830989 U CN209830989 U CN 209830989U CN 201920123340 U CN201920123340 U CN 201920123340U CN 209830989 U CN209830989 U CN 209830989U
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- clamping jaw
- connecting rod
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- positioning
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Abstract
The utility model discloses a slim cylinder location hold-down mechanism of work piece, including U type mechanism support, cylinder, articulated seat, first connecting rod, second connecting rod, first clamping jaw, second clamping jaw, compact heap and positioning element. When a workpiece needs to be clamped, a piston rod of the air cylinder is pushed forwards, so that the hinged base drives the first connecting rod, the second connecting rod, the first clamping jaw and the second clamping jaw to move, the pressing block and the positioning component are close to each other, and the positioning component and the pressing block position and press the workpiece. Similarly, when the workpiece needs to be loosened, the piston rod of the air cylinder moves backwards, and the pressing block and the positioning component are far away from each other under the action of the hinged seat, so that the workpiece is loosened. The utility model discloses a slim cylinder location hold-down mechanism of work piece can shorten workman's dress piece time greatly, improves work efficiency.
Description
Technical Field
The utility model relates to a work piece processing technology field, especially a slim cylinder location hold-down mechanism of work piece.
Background
When a workpiece is machined, in order to ensure the machining accuracy, the workpiece needs to occupy a correct position on a machine tool relative to a cutter, and the process is positioning; clamping the workpiece means that a force is applied to the workpiece to reliably clamp the workpiece in a predetermined position, and the process is clamping.
However, the existing domestic tool fixtures all adopt a mechanism for separating workpiece positioning from workpiece pressing, so that at least two structures and two cylinders are required for positioning one workpiece. Like this, work piece location and work piece compress tightly divided mechanism occupation space bigger, are unfavorable for the rational utilization in anchor clamps space, and the dress process is loaded down with trivial details, and the cylinder that uses is many, has increased anchor clamps cost of manufacture.
Disclosure of Invention
The utility model discloses be exactly to the function that current anchor clamps can't possess work piece location and work piece simultaneously and compress tightly to increased the problem of anchor clamps cost of manufacture, and provided a work piece location hold-down mechanism.
In order to achieve the above purpose, the technical scheme of the utility model is as follows: the clamping device comprises a U-shaped mechanism support, a cylinder, a hinged seat, a first connecting rod, a second connecting rod, a first clamping jaw, a second clamping jaw, a pressing block and a positioning member; an air cylinder is fixedly arranged at one end arm of the U-shaped mechanism support, a guide hole is formed in the other side arm of the U-shaped mechanism support, and grooves are formed in two sides of the side arm in the width direction; one end of the hinged seat is connected with a piston rod of the air cylinder, the other end of the hinged seat is in sliding fit in a guide hole of the U-shaped mechanism support, one end of the first connecting rod and one end of the second connecting rod are hinged to the hinged seat at one point, the other end of the first connecting rod is hinged to one end of the first clamping jaw, the other end of the first clamping jaw is fixedly connected with one end of the pressing block, the other end of the pressing block forms a workpiece clamping structure, the other end of the second connecting rod is hinged to one end of the second clamping jaw, the other end of the second clamping jaw is fixedly connected with one end of the positioning member, and the other end of the positioning member forms a workpiece positioning structure; the middle part of the first clamping jaw and the middle part of the second clamping jaw are respectively hinged to the side arm of the U-shaped mechanism support, the side arm is provided with a groove, and the middle part of the first clamping jaw and the middle part of the second clamping jaw are respectively movably clamped in the corresponding grooves.
Adopt above-mentioned scheme, the utility model discloses utilize articulated seat to be connected with the ingenious of connecting rod and clamping jaw, the linkage is formed in compressing tightly of locating component and compact heap. When a workpiece needs to be clamped, a piston rod of the air cylinder is pushed forwards, so that the hinged base drives the first connecting rod, the second connecting rod, the first clamping jaw and the second clamping jaw to move, the pressing block and the positioning component are close to each other, and the positioning component and the pressing block position and press the workpiece. Similarly, when the workpiece needs to be loosened, the piston rod of the air cylinder moves backwards, and the pressing block and the positioning component are far away from each other under the action of the hinged seat, so that the workpiece is loosened. The workpiece thin cylinder positioning and pressing mechanism of the utility model can greatly shorten the workpiece assembling time of workers and improve the working efficiency; the structure can save one mechanism and one cylinder, reduce the manufacturing cost of the clamp, correspondingly reduce the energy consumption due to the reduction of the use of the cylinder in the pneumatic opening and pressing process of the clamp, and also achieve the purpose of energy conservation. The hinged seat is guided through the guide hole of the U-shaped mechanism support, and the two clamping jaws are movably clamped with the groove in the U-shaped mechanism support, so that the positioning precision of the positioning and clamping mechanism is improved in two aspects.
Furthermore, the hinged seat comprises a U-shaped body, the hinged part of the first connecting rod and the second connecting rod and the hinged seat is positioned in the groove of the U-shaped body, the front end of the U-shaped body is fixedly connected with a guide column, and the guide column is in sliding fit with the guide hole of the U-shaped mechanism support. Therefore, the first connecting rod and the second connecting rod can move conveniently in the moving process, the structure of the whole mechanism is more compact, and the space is saved.
Furthermore, the first clamping jaw and the pressing block, and the second clamping jaw and the positioning member are connected in a detachable and fixed mode through threaded fasteners or threaded connection. By adopting the connection mode, the effect of fixedly connecting the first clamping jaw and the pressing block and the second clamping jaw and the positioning member can be achieved, and different pressing blocks and different positioning members can be replaced according to different workpieces. When the screw joint connection is adopted, the locking nut is arranged on the locking screw rod, so that the position relation between the first clamping jaw and the pressing block and between the second clamping jaw and the positioning component can be conveniently adjusted, and the positioning accuracy is ensured.
Has the advantages that:
the utility model provides a slim cylinder location hold-down mechanism of work piece utilizes articulated seat and connecting rod and the ingenious connection between the clamping jaw when using, and the formation linkage that compresses tightly of locating component and compact heap, workman only need put the work piece on the locating component at dress piece in-process, then ventilate for the cylinder and can accomplish the location of work piece and compress tightly. The workpiece thin cylinder positioning and pressing mechanism of the utility model can greatly shorten the workpiece assembling time of workers and improve the working efficiency; the structure can save one mechanism and one cylinder, reduce the manufacturing cost of the clamp, correspondingly reduce the energy consumption due to the reduction of the use of the cylinder in the pneumatic opening and pressing process of the clamp, and also achieve the purpose of energy conservation.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the present invention;
labeled as: the mechanism comprises a mechanism support 1, a cylinder 2, a hinged seat 3, a first connecting rod 4, a second connecting rod 5, a first clamping jaw 6, a second clamping jaw 7, a pressing block 8, a positioning component 9 and a workpiece 10.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1-2: the utility model provides a workpiece thin cylinder positioning and pressing mechanism, which comprises a U-shaped mechanism bracket 1, a cylinder 2, a hinged seat 3, a first connecting rod 4, a second connecting rod 5, a first clamping jaw 6, a second clamping jaw 7, a pressing block 8 and a positioning member 9; an air cylinder 2 is fixedly arranged on one end arm of the U-shaped mechanism support 1, a guide hole is formed in the other side arm of the U-shaped mechanism support 1, and grooves are formed in two sides of the side arm in the width direction; one end of the hinged seat 3 is connected with a piston rod of the cylinder 2, the other end of the hinged seat is in sliding fit in a guide hole of the U-shaped mechanism support 1, one end of the first connecting rod 4 and one end of the second connecting rod 5 are hinged to one point of the hinged seat 3, the other end of the first connecting rod 4 is hinged to one end of the first clamping jaw 6, the other end of the first clamping jaw 6 is fixedly connected with one end of the pressing block 8, the other end of the pressing block 8 forms a workpiece clamping structure, the other end of the second connecting rod 5 is hinged to one end of the second clamping jaw 7, the other end of the second clamping jaw 7 is fixedly connected with one end of the positioning member 9, and the other end of the positioning member 9 forms a workpiece positioning structure; the middle part of the first clamping jaw 6 and the middle part of the second clamping jaw 7 are respectively hinged to the side arm of the U-shaped mechanism support 1, wherein the side arm is provided with a groove, and the middle part of the first clamping jaw 6 and the middle part of the second clamping jaw 7 are respectively movably clamped in the corresponding grooves.
Adopt above-mentioned scheme, the utility model discloses utilize articulated seat 3 and the ingenious connection between connecting rod and clamping jaw, realize the business turn over action of simultaneous control positioning element 9 and the purpose of the action that compresses tightly of compact heap 8. When a workpiece 10 needs to be clamped, a piston rod of the air cylinder 2 is pushed forward, so that the hinge base 3 drives the first connecting rod 4, the second connecting rod 5, the first clamping jaw 6 and the second clamping jaw 7 to move, the pressing block 8 is close to the workpiece 10, and the positioning member 9 and the pressing block 8 position and press the workpiece 10. Similarly, when the workpiece 10 needs to be loosened, the piston rod of the cylinder 2 moves backwards, and the pressing block 8 moves away from the workpiece 10 under the action of the hinge base 3. The workpiece thin cylinder positioning and pressing mechanism of the utility model can greatly shorten the workpiece assembling time of workers and improve the working efficiency; the structure can save one mechanism and one cylinder, reduce the manufacturing cost of the clamp, correspondingly reduce the energy consumption due to the reduction of the use of the cylinder in the pneumatic opening and pressing process of the clamp, and also achieve the purpose of energy conservation.
The hinged base 3 comprises a U-shaped body, the hinged portion of the first connecting rod 4 and the second connecting rod 5 and the hinged base 3 is located in a groove of the U-shaped body, a guide column is fixedly connected to the front end of the U-shaped body, and the guide column is in sliding fit with a guide hole of the U-shaped mechanism support 1. Therefore, the first connecting rod and the second connecting rod can move conveniently in the moving process, the structure of the whole mechanism is more compact, and the space is saved.
The first clamping jaw 6 and the pressing block 8, and the second clamping jaw 7 and the positioning member 9 are connected by threaded fasteners or threads to form detachable fixed connection. By adopting the connection mode, the effect of fixedly connecting the first clamping jaw and the pressing block and the second clamping jaw and the positioning member can be achieved, and different pressing blocks and different positioning members can be replaced according to different workpieces. When the screw joint connection is adopted, the locking nut is arranged on the locking screw rod, so that the position relation between the first clamping jaw and the pressing block and between the second clamping jaw and the positioning component can be conveniently adjusted, and the positioning accuracy is ensured.
In this embodiment, the first clamping jaw 6 and the pressing block 8 can be hinged to each other, so that the workpiece can be pressed better.
In the embodiment, the positioning and the pressing of the workpiece adopt plane positioning and plane pressing structural forms, and corresponding positioning structures and pressing structures can be selected according to workpieces in different shapes.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the technical scope of the present invention, and the technical scope of the present invention is also considered to fall into the scope of the claims.
Claims (3)
1. A thin cylinder positioning and pressing mechanism for a workpiece is characterized by comprising a U-shaped mechanism support (1), a cylinder (2), a hinge base (3), a first connecting rod (4), a second connecting rod (5), a first clamping jaw (6), a second clamping jaw (7), a pressing block (8) and a positioning member (9); an air cylinder (2) is fixedly mounted at one end arm of the U-shaped mechanism support (1), a guide hole is formed in the other side arm of the U-shaped mechanism support (1), and grooves are formed in two sides of the side arm in the width direction; one end of the hinged seat (3) is connected with a piston rod of the air cylinder (2), the other end of the hinged seat is in sliding fit in a guide hole of the U-shaped mechanism support (1), one end of the first connecting rod (4) and one end of the second connecting rod (5) are hinged to one point of the hinged seat (3), the other end of the first connecting rod (4) is hinged to one end of the first clamping jaw (6), the other end of the first clamping jaw (6) is fixedly connected with one end of the pressing block (8), the other end of the pressing block (8) forms a workpiece clamping structure, the other end of the second connecting rod (5) is hinged to one end of the second clamping jaw (7), the other end of the second clamping jaw (7) is fixedly connected with one end of the positioning member (9), and the other end of the positioning member (9) forms a workpiece positioning structure; the middle part of the first clamping jaw (6) and the middle part of the second clamping jaw (7) are respectively hinged to the side arm of the U-shaped mechanism support (1) with the groove, and the middle part of the first clamping jaw (6) and the middle part of the second clamping jaw (7) are respectively movably clamped in the corresponding grooves.
2. The thin-type cylinder positioning and pressing mechanism for workpieces as claimed in claim 1, characterized in that the hinged base (3) comprises a "U" -shaped body, the hinged parts of the first connecting rod (4) and the second connecting rod (5) and the hinged base (3) are positioned in the groove of the "U" -shaped body, and the front end of the "U" -shaped body is fixedly connected with a guide column which is in sliding fit with the guide hole of the U-shaped mechanism bracket (1).
3. The thin cylinder positioning and pressing mechanism for workpieces as claimed in claim 1, characterized in that the detachable fixed connection is formed between the first clamping jaw (6) and the pressing block (8) and between the second clamping jaw (7) and the positioning member (9) through threaded fasteners or screwed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920123340.1U CN209830989U (en) | 2019-01-24 | 2019-01-24 | Thin cylinder positioning and pressing mechanism for workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920123340.1U CN209830989U (en) | 2019-01-24 | 2019-01-24 | Thin cylinder positioning and pressing mechanism for workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209830989U true CN209830989U (en) | 2019-12-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920123340.1U Active CN209830989U (en) | 2019-01-24 | 2019-01-24 | Thin cylinder positioning and pressing mechanism for workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209830989U (en) |
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2019
- 2019-01-24 CN CN201920123340.1U patent/CN209830989U/en active Active
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