CN212398884U - A quick positioning and clamping device for large-scale parts machining - Google Patents
A quick positioning and clamping device for large-scale parts machining Download PDFInfo
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- CN212398884U CN212398884U CN201922368163.6U CN201922368163U CN212398884U CN 212398884 U CN212398884 U CN 212398884U CN 201922368163 U CN201922368163 U CN 201922368163U CN 212398884 U CN212398884 U CN 212398884U
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Abstract
The utility model discloses a quick positioning and clamping device for large-scale parts machining, including fixed station, change table, fixed station includes fixed station body and clamping device, and one side of fixed station body is equipped with the side and pushes away the device, is equipped with a plurality of detachable fixed positioning pieces at the opposite side, and the both sides of fixed station body all are equipped with clamping device, and the one end of fixed station body is equipped with the locating pin, and the other end is equipped with the back and pushes away the device, change table includes the change table body, the both sides of change table body all are equipped with detachable exchange positioning piece, and its both ends all are equipped with detachable tip locating piece, and the position of a tip locating piece corresponds with the locating pin, and the position of another tip locating piece corresponds with the position of back pushing away the device. The device realizes the digital and intelligent processing of large parts, reduces the labor intensity of workers, and thus improves the processing quality and yield of parts.
Description
Technical Field
The utility model belongs to the machining equipment field especially relates to a quick positioning and clamping device for large-scale parts machining.
Background
The large-scale automatic processing production line plays a positive promoting role in the promotion of national intelligent manufacturing. Automatic positioning in the machining industry generally employs a two-pin positioning method such as: and the zero point positioning system has high requirements on initial positioning precision and maintenance cost.
Disclosure of Invention
In order to overcome the weak point of above-mentioned prior art, the utility model provides a quick positioning and clamping device for large-scale parts machining realizes the digital, intelligent processing of large-scale part, reduces workman intensity of labour to improve parts machining quality and output.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a quick positioning and clamping device for large-scale parts machining, includes fixed station, change table, fixed station includes fixed station body and clamping device, and one side of fixed station body is equipped with the side and pushes away the device, is equipped with a plurality of interchangeable fixed positioning pieces at the opposite side, and the both sides of fixed station body all are equipped with clamping device, and the one end of fixed station body is equipped with the locating pin, and the other end is equipped with back and pushes away the device, change table includes the change table body, the both sides of change table body all are equipped with interchangeable and exchange the locating piece, and its both ends all are equipped with interchangeable formula tip locating piece, and the position of a tip locating piece corresponds with the locating pin, and the position of another tip locating piece corresponds with the position of back pushing away the device.
In the technical scheme, the clamping device comprises a clamping oil cylinder and a clamping block, wherein the clamping block is connected to a piston rod of the clamping oil cylinder and can clamp the exchange workbench body on the fixed workbench body.
In the technical scheme, the backward pushing device comprises a backward pushing oil cylinder and a backward pushing block, and the backward pushing block is connected to a piston rod of the backward pushing oil cylinder.
In the technical scheme, the side pushing device comprises a side pushing oil cylinder and a side pushing block, and the side pushing block is connected with a piston rod of the side pushing oil cylinder.
In the technical scheme, a groove is formed in one surface, which is in contact with the side pushing device, of the exchange positioning block, and the section of the groove is of a trapezoidal structure.
In the above technical scheme, the end positioning block is provided with a rectangular hole, and the upper plane of the rectangular hole coincides with the upper plane of the end positioning block.
The utility model has the advantages that: need be converted to the change table with part body benchmark on, when the change table was placed on fixed station, earlier promote change table to locating pin department by the back push device on the fixed station, the quick location of one side round pin of change table is realized to fixed positioning piece department with change table's side push device promotion to the change table promotion of rethread fixed station, after realizing the location, rethread clamping device compresses tightly change table to the fixed station on, thereby realized the quick location and the clamp of change table on the fixed station, realize the digitization of large-scale part, intelligent processing, reduce workman intensity of labour, thereby improve parts machining quality and output.
Drawings
Fig. 1 is a schematic structural view of the fixing workbench of the present invention.
Fig. 2 is a schematic structural diagram of the exchange workbench.
Fig. 3 is a schematic view of the positioning of the exchange table of fig. 1 on the fixed table.
Fig. 4 is an enlarged view of I in fig. 3.
Fig. 5 is an enlarged view of II in fig. 3.
Fig. 6 is a cross-sectional view of the clamping device of fig. 1 in use.
Wherein: 1. the device comprises a fixed workbench body, 2, a clamping device, 3, a side pushing device, 4, a fixed workbench positioning block, 5, a positioning pin, 6, a rear pushing device, 7, an exchange workbench body, 8, an exchange workbench positioning block, 9 and an end positioning block.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 6, the rapid positioning and clamping device for processing large-sized parts includes a fixed workbench and an exchange workbench, the fixed workbench includes a fixed workbench body 1 and a clamping device 2, one side of the fixed workbench body 1 is provided with a side pushing device 3, the other side is provided with a plurality of replaceable fixed positioning blocks 4, both sides of the fixed workbench body 1 are provided with the clamping device 2, one end of the fixed workbench body 1 is provided with a positioning pin 5, the other end is provided with a rear pushing device 6, the exchange workbench includes an exchange workbench body 7, both sides of the exchange workbench body 7 are provided with replaceable exchange positioning blocks 8, both ends are provided with replaceable end positioning blocks 9, the position of one end positioning block corresponds to the positioning pin 5, and the position of the other end positioning block corresponds to the position of the rear pushing device 6.
In the above technical solution, the clamping device 2 includes a clamping cylinder and a clamping block, the clamping block is connected to a piston rod of the clamping cylinder, and can clamp the exchange workbench body 7 on the fixed workbench body 1.
In the above technical scheme, the backward pushing device 6 includes a backward pushing cylinder and a backward pushing block, and the backward pushing block is connected to a piston rod of the backward pushing cylinder.
In the above technical scheme, the side pushing device 3 includes a side pushing cylinder and a side pushing block, and the side pushing block is connected with a piston rod of the side pushing cylinder.
In the above technical solution, a groove is provided on a surface of the exchange positioning block 8 contacting the side pushing device 3, and a cross section of the groove is a trapezoidal structure. The groove is arranged to facilitate better matching of the position of the side pushing device 3 and the position of the exchange positioning block, and plays a role in guiding and positioning.
In the above technical solution, the end positioning block 9 is provided with a rectangular hole, and an upper plane of the rectangular hole coincides with an upper plane of the end positioning block 9. The rectangular hole and the back pushing device are matched, so that the back pushing device is convenient to position and guide, and the rectangular hole is a non-through hole and does not influence the matching of the end positioning block and the positioning pin.
The using process of the device is as follows:
1. the fixed positioning block 4 is fixed on the fixed adjusting workbench body 1, and the positioning pin is arranged for fixation after the straight line precision is corrected through the special leveling ruler, so that the requirement of one-to-many exchange workbench is met.
2. The positioning pin 5 is adjusted to be tangent to the end positioning block 9 at the front part of the exchange workbench body 7, and then the front and back correct positions of the exchange workbench body are ensured.
3. And adjusting the replaceable positioning block 8, and fixing by a positioning pin after ensuring the straight line precision through a special calibration flat rule.
4. The end positioning block 9 is installed and adjusted, and the front and rear correct positions are guaranteed.
The working method comprises the following steps:
when the exchange workbench is conveyed to a positioning area on the fixed workbench through the conveying mechanism (the error is +/-10), the rear pushing block is driven by the rear pushing device 6 of the fixed workbench, the side pushing device 3 drives the side pushing block to push the exchange workbench to the fixed positioning block 4 and the positioning pin 5 on the opposite side of the fixed workbench for positioning, and then the exchange workbench body is pressed to the fixed workbench body through the clamping oil cylinder of the clamping device 2, so that one-to-many rapid positioning and clamping of the fixed workbench and the exchange workbench are realized.
4 exchange positioning blocks 8 are arranged on the exchange workbench, and 2 end positioning blocks 9 ensure that the parallelism of the A reference is 0.12 (adjusted according to the precision requirement) through a special calibration flat rule.
Two protruding fixed positioning blocks 4 are arranged on the fixed workbench, the straightness of the standard is guaranteed to be 0.05 through a special calibration flat ruler, the two fixed positioning blocks 4 form a straight edge, and high-precision positioning of one pin on one side is achieved through the positioning pins 5.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.
Claims (6)
1. The utility model provides a quick positioning and clamping device for large-scale parts machining which characterized by: including fixed work platform, change table, fixed work platform includes fixed work platform body and clamping device, and one side of fixed work platform body is equipped with the side and pushes away the device, is equipped with a plurality of detachable fixed positioning pieces at the opposite side, and the both sides of fixed work platform body all are equipped with clamping device, and the one end of fixed work platform body is equipped with the locating pin, and the other end is equipped with back pushing device, change table includes the change table body, the both sides of change table body all are equipped with detachable change positioning piece, and its both ends all are equipped with detachable tip locating piece, and the position of a tip locating piece corresponds with the locating pin, and the position of another tip locating piece corresponds with back pushing device's position.
2. The fast positioning and clamping device for large part processing according to claim 1, wherein: the clamping device comprises a clamping oil cylinder and a clamping block, the clamping block is connected to a piston rod of the clamping oil cylinder, and the exchange workbench body can be clamped on the fixed workbench body.
3. The fast positioning and clamping device for large part processing according to claim 1, wherein: the back pushing device comprises a back pushing oil cylinder and a back pushing block, and the back pushing block is connected to a piston rod of the back pushing oil cylinder.
4. The fast positioning and clamping device for large part processing according to claim 1, wherein: the side pushing device comprises a side pushing oil cylinder and a side pushing block, and the side pushing block is connected with a piston rod of the side pushing oil cylinder.
5. The fast positioning and clamping device for large part processing according to claim 1, wherein: and a groove is arranged on one surface of the exchange positioning block, which is contacted with the side pushing device, and the section of the groove is of a trapezoidal structure.
6. The fast positioning and clamping device for large part processing according to claim 1, wherein: the end positioning block is provided with a rectangular hole, and the upper plane of the rectangular hole is superposed with the upper plane of the end positioning block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922368163.6U CN212398884U (en) | 2019-12-25 | 2019-12-25 | A quick positioning and clamping device for large-scale parts machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922368163.6U CN212398884U (en) | 2019-12-25 | 2019-12-25 | A quick positioning and clamping device for large-scale parts machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212398884U true CN212398884U (en) | 2021-01-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922368163.6U Active CN212398884U (en) | 2019-12-25 | 2019-12-25 | A quick positioning and clamping device for large-scale parts machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212398884U (en) |
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2019
- 2019-12-25 CN CN201922368163.6U patent/CN212398884U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220722 Address after: 430205 No.3 fozuling 1st Road, Donghu New Technology Development Zone, Wuhan, Hubei Province Patentee after: Wuhan Wuzhong Machine Tool Co.,Ltd. Address before: No.3, fozuling 1st Road, Donghu New Technology Development Zone, Wuhan, Hubei 430000 Patentee before: WUHAN HEAVY DUTY MACHINE TOOL Group Corp. |
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| TR01 | Transfer of patent right |