CN214489763U - Quick positioning self-centering full-wrapping pneumatic tool - Google Patents
Quick positioning self-centering full-wrapping pneumatic tool Download PDFInfo
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- CN214489763U CN214489763U CN202022856745.1U CN202022856745U CN214489763U CN 214489763 U CN214489763 U CN 214489763U CN 202022856745 U CN202022856745 U CN 202022856745U CN 214489763 U CN214489763 U CN 214489763U
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- 238000003754 machining Methods 0.000 abstract description 5
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Abstract
The utility model relates to a quick positioning self-centering full-wrapping pneumatic tool, which comprises a base plate, wherein an assembly plate is arranged on the base plate, a left positioning and clamping device is arranged on the left side of the assembly plate, a right positioning and clamping device is arranged on the right side of the assembly plate, and a part bottom positioning block and a part left side positioning block are arranged in the middle of the assembly plate; the front side and the rear side of the bottom plate are symmetrically provided with lateral clamping devices; the left positioning and clamping device comprises a left clamping assembly; the left clamping assembly comprises a left clamping cylinder, a clamping block and a first guide block, the left clamping cylinder is fixed on the assembly plate, an output rod of the left clamping cylinder is fixedly connected with the clamping block, and the first guide block is fixed on the assembly plate; the right positioning and clamping device comprises a right positioning component and right clamping components symmetrically arranged on two sides of the right positioning component. The utility model discloses can improve current anchor clamps clamping inefficiency, self rigidity is poor, and the unstable scheduling problem of processing back plane degree promotes parts machining efficiency, improves the whole qualification rate of part.
Description
Technical Field
The utility model relates to a quick location is from centering and wraps pneumatic frock entirely belongs to tool equipment technical field.
Background
The prior art is that flat tongs are used for clamping the lower part, the clamping efficiency of the positioning and clamping mode is low, the positioning precision is low, the rigidity of the tool is poor, the requirements of the product on the flatness and the roughness cannot be guaranteed, and the situation that the flatness of the processed surface of the product is out of tolerance is caused to occur occasionally. Therefore, the hinge type self-centering full-wrapping clamp can effectively solve the problems and improve the processing efficiency.
Disclosure of Invention
The utility model aims to overcome the not enough of existence among the prior art, provide a quick location is from centering and wrap pneumatic frock entirely, it can improve current anchor clamps clamping inefficiency, and self rigidity is poor, and the unstable scheduling problem of processing back plane degree promotes parts machining efficiency, improves the whole qualification rate of part.
According to the utility model provides a technical scheme: a quick positioning self-centering full-wrapping pneumatic tool comprises a bottom plate, wherein an assembly plate is arranged on the bottom plate, a left positioning and clamping device is arranged on the left side of the assembly plate, a right positioning and clamping device is arranged on the right side of the assembly plate, and a part bottom positioning block and a part left positioning block are arranged in the middle of the assembly plate; the front side and the rear side of the bottom plate are symmetrically provided with lateral clamping devices;
the left positioning and clamping device comprises a left clamping assembly; the left clamping assembly comprises a left clamping cylinder, a clamping block and a first guide block, the left clamping cylinder is fixed on the assembly plate, an output rod of the left clamping cylinder is fixedly connected with the clamping block, the first guide block is fixed on the assembly plate, and the clamping block can slide back and forth in the first guide block under the driving of the left clamping cylinder;
the right positioning and clamping device comprises a right positioning component and right clamping components symmetrically arranged on two sides of the right positioning component; the right positioning assembly comprises a right positioning cylinder fixed on the assembly plate, an output rod of the right positioning cylinder penetrates through the second guide block and extends to the middle part, and a top block is arranged at the outer end of the output rod of the right positioning cylinder; the right clamping assembly comprises a right clamping cylinder, a third guide block, a mandrel and a clamping arm, and an output rod of the right clamping cylinder extends into the third guide block; the mandrel is rotatably connected with the middle part of the clamping arm, the inner end of the clamping arm is rotatably connected with an output rod of the right clamping cylinder, and the outer end of the clamping arm can clamp a part under the driving of the right clamping cylinder;
the side clamping device comprises a rotary cylinder, and a pressing plate capable of being inserted into a part and clamping is arranged at the output end of the rotary cylinder.
Furthermore, the left positioning and clamping device also comprises two groups of limiting assemblies for limiting the movement of the clamping block, and the limiting assemblies are arranged on two sides of the left clamping cylinder; the limiting assembly comprises a left limiting cylinder, a lever connecting frame, a lever and a stop pin, the lever connecting frame is fixed on the assembling plate, the lever is hinged to the lever connecting frame, the outer end of the lever is connected with the output end of the left limiting cylinder, the stop pin is arranged at the inner end of the lever, and the stop pin penetrates through the first guide block to limit the clamping block.
Furthermore, a compression spring for rebounding the lever is sleeved on the stop pin.
Furthermore, a stop block used for limiting the top block is fixed on the assembling plate.
Compared with the prior art, the utility model, have following advantage:
1. the self-centering full-wrapping pneumatic tool adopts pneumatic clamping to enable clamping force to be consistent in size every time, enough rigidity can be provided in the machining process, the sequence of compression can be adjusted through the sequence valve, repeated positioning accuracy is high, and the flatness of parts is guaranteed. The periphery of the part is clamped by pneumatic, so that the machining process is more stable, and the pneumatic clamp is suitable for mass production.
2. The design is simple, the operation is easy, and the efficiency is higher than 50%.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is an axonometric view of the present invention.
Fig. 4 is a front view of the part.
Fig. 5 is a side view of a part.
Description of reference numerals: 1-bottom plate, 2-assembly plate, 3-part bottom positioning block, 4-left clamping cylinder, 5-clamping block, 6-first guide block, 7-right positioning cylinder, 8-second guide block, 9-top block, 10-right clamping cylinder, 11-third guide block, 12-mandrel, 13-clamping arm, 14-rotating cylinder, 15-pressing plate, 16-left limiting cylinder, 17-lever connecting frame, 18-lever, 19-stopping pin, 20-compression spring, 21-part left side positioning block and stopping block-22.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 to 3, the fast-positioning self-centering full-wrapping pneumatic tool comprises a base plate 1, wherein an assembly plate 2 is arranged on the base plate 1, a left positioning and clamping device is arranged on the left side of the assembly plate 2, a right positioning and clamping device is arranged on the right side of the assembly plate 2, and a part bottom positioning block 3 and a part left positioning block 21 are arranged in the middle of the assembly plate; the front side and the rear side of the bottom plate 1 are symmetrically provided with lateral clamping devices;
the left positioning and clamping device comprises a left clamping assembly; the left clamping assembly comprises a left clamping cylinder 4, a clamping block 5 and a first guide block 6, the left clamping cylinder 4 is fixed on the assembly plate 2, an output rod of the left clamping cylinder 4 is fixedly connected with the clamping block 5, the first guide block 6 is fixed on the assembly plate 2, and the clamping block 5 can slide back and forth in the first guide block 6 under the driving of the left clamping cylinder 4;
the right positioning and clamping device comprises a right positioning component and right clamping components symmetrically arranged on two sides of the right positioning component; the right positioning assembly comprises a right positioning cylinder 7 fixed on the assembly plate 2, an output rod of the right positioning cylinder 7 penetrates through the second guide block 8 to extend to the middle part, and a top block 9 is arranged at the outer end of the output rod of the right positioning cylinder 7; the right clamping assembly comprises a right clamping cylinder 10, a third guide block 11, a mandrel 12 and a clamping arm 13, and an output rod of the right clamping cylinder 10 extends into the third guide block 11; the mandrel 12 is rotatably connected with the middle part of a clamping arm 13, the inner end of the clamping arm 13 is rotatably connected with an output rod of the right clamping cylinder 10, and the outer end of the clamping arm 13 can clamp a part under the driving of the right clamping cylinder 10;
the side clamping device comprises a rotary air cylinder 14, and a pressure plate 15 which can insert a part and clamp is arranged at the output end of the rotary air cylinder 14.
The left positioning and clamping device also comprises two groups of limiting assemblies for limiting the movement of the clamping block 5, and the limiting assemblies are arranged on two sides of the left clamping cylinder 4; the limiting assembly comprises a left limiting air cylinder 16, a lever connecting frame 17, a lever 18 and a stop pin 19, the lever connecting frame 17 is fixed on the assembling plate 2, the lever 18 is hinged to the lever connecting frame 17, the outer end of the lever 18 is connected with the output end of the left limiting air cylinder 16, the stop pin 19 is arranged at the inner end of the lever 18, and the stop pin 19 penetrates through the first guide block 6 to limit the clamping block 5.
The stop pin 19 is sleeved with a compression spring 20 for rebounding the lever 18.
A stop block 22 for limiting the top block 9 is fixed on the assembly plate 2.
The implementation mode is as follows:
1. and the part is arranged on the positioning surface of the clamp, so that the positioning surface of the part is completely attached to the positioning surface of the clamp, and no gap is allowed.
2. The air pressure switch is manually opened to start the clamp, and the 8 air cylinders are controlled by the sequence valve to sequentially drive the clamping mechanism to clamp parts.
3. And (4) tapping the part by using a rubber hammer, and confirming that the part is clamped, and then starting processing.
4. The green button (cycle start) on the machining center is manually pressed to start machining the part.
The working principle is as follows:
1. the plane formed by the positioning blocks 3 at the bottoms of the 2 parts of the clamp is used for positioning, the translation of a Z axis and the rotation of an X axis and a Y axis are limited, and 3 degrees of freedom are limited on the plane.
2. The X-axis translation and the Z-axis rotation are limited by 2 part left side positioning blocks 21.
3. And the right positioning component limits the translation of the Y axis.
4. After the part is placed, start the pneumatic switch, it is right locating component to be moved earlier by the sequence valve control, 6 degrees of freedom of part will be restricted completely after the action is accomplished, secondly what move is right clamping component and left clamping component, the tight part of clamp part upper portion realization part is all wrapped tightly, its advantage is in the rigidity that improves the part during processing, can effectively prevent the vibration of part when processing, guarantees the flatness and the roughness requirement of part. And finally, the final compression is realized by using a side clamping device, so that the part is firmer. The clamping mode of full wrapping from the periphery can effectively ensure the stability of the processing process and greatly improve the production efficiency of parts.
It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (4)
1. A quick positioning self-centering full-wrapping pneumatic tool is characterized by comprising a bottom plate (1), wherein an assembly plate (2) is arranged on the bottom plate (1), a left positioning and clamping device is arranged on the left side of the assembly plate (2), a right positioning and clamping device is arranged on the right side of the assembly plate, and a part bottom positioning block (3) and a part left positioning block (21) are arranged in the middle of the assembly plate; the front side and the rear side of the bottom plate (1) are symmetrically provided with lateral clamping devices;
the left positioning and clamping device comprises a left clamping assembly; the left clamping assembly comprises a left clamping cylinder (4), a clamping block (5) and a first guide block (6), the left clamping cylinder (4) is fixed on the assembly plate (2), an output rod of the left clamping cylinder (4) is fixedly connected with the clamping block (5), the first guide block (6) is fixed on the assembly plate (2), and the clamping block (5) can slide back and forth in the first guide block (6) under the driving of the left clamping cylinder (4);
the right positioning and clamping device comprises a right positioning component and right clamping components symmetrically arranged on two sides of the right positioning component; the right positioning assembly comprises a right positioning cylinder (7) fixed on the assembly plate (2), an output rod of the right positioning cylinder (7) penetrates through the second guide block (8) to extend to the middle part, and a top block (9) is arranged at the outer end of the output rod of the right positioning cylinder (7); the right clamping assembly comprises a right clamping cylinder (10), a third guide block (11), a mandrel (12) and a clamping arm (13), and an output rod of the right clamping cylinder (10) extends into the third guide block (11); the mandrel (12) is rotatably connected with the middle part of a clamping arm (13), the inner end of the clamping arm (13) is rotatably connected with an output rod of the right clamping cylinder (10), and the outer end of the clamping arm (13) can be driven by the right clamping cylinder (10) to clamp a part;
the side clamping device comprises a rotary air cylinder (14), and a pressure plate (15) which can be inserted into a part and clamped is arranged at the output end of the rotary air cylinder (14).
2. The quick positioning self-centering full-wrapping pneumatic tool as claimed in claim 1, wherein the left positioning and clamping device further comprises two sets of limiting assemblies for limiting the movement of the clamping block (5), and the limiting assemblies are arranged on two sides of the left clamping cylinder (4); spacing subassembly includes left spacing cylinder (16), lever link (17), lever (18) and stop pin (19), fixed lever link (17) on assembly plate (2), articulated lever (18) on lever link (17), the outer end of lever (18) links to each other with the output of left spacing cylinder (16), and the inner of lever (18) sets up stop pin (19), and stop pin (19) pass first guide block (6) and carry on spacingly to cramping block (5).
3. The quick positioning self-centering full-wrapping pneumatic tool as claimed in claim 2, wherein a compression spring (20) for rebounding the lever (18) is sleeved on the stop pin (19).
4. The quick-positioning self-centering full-wrapping pneumatic tool as claimed in claim 1, wherein a stop block (22) for limiting the top block (9) is fixed on the assembly plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022856745.1U CN214489763U (en) | 2020-12-02 | 2020-12-02 | Quick positioning self-centering full-wrapping pneumatic tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022856745.1U CN214489763U (en) | 2020-12-02 | 2020-12-02 | Quick positioning self-centering full-wrapping pneumatic tool |
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| Publication Number | Publication Date |
|---|---|
| CN214489763U true CN214489763U (en) | 2021-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022856745.1U Active CN214489763U (en) | 2020-12-02 | 2020-12-02 | Quick positioning self-centering full-wrapping pneumatic tool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115771064A (en) * | 2022-12-05 | 2023-03-10 | 质咖品菲(常州)智能装备有限公司 | Automatic production line for valve block machining |
-
2020
- 2020-12-02 CN CN202022856745.1U patent/CN214489763U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115771064A (en) * | 2022-12-05 | 2023-03-10 | 质咖品菲(常州)智能装备有限公司 | Automatic production line for valve block machining |
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