Workpiece clamping, pressing and positioning device

Abstract

The utility model relates to the technical field of workpiece clamping, in particular to a workpiece clamping, pressing and positioning device which comprises a rack module, a mounting module and a pressing module, the mounting module is arranged on the rack module and used for positioning and mounting a clamp, and the pressing module is arranged on the rack module and used for clamping the clamp. And the pressing module is positioned above the mounting module and is used for pressing the workpiece blank clamped by the clamp. According to the device, a plurality of workpiece blanks can be rapidly and simultaneously extruded through the pressing module, so that the machining efficiency is improved.

Description

Technical Field

[0001] The present application relates to the technical field of workpiece clamping, and in particular to a workpiece clamping and positioning device. Background Art

[0002] During the use of CNC machining centers, they are usually required to be used with fixtures. The fixtures can conveniently clamp and fix the workpiece blanks in batches, making it easier for the CNC machining center to process the workpiece blanks.

[0003] In the process of batch clamping and fixing workpiece blanks with existing fixtures, the workpiece blanks are usually pre-fixed lightly in the fixture first, and then a knocking and vibration tool is used to knock and press multiple workpiece blanks, so that the bottoms of multiple workpiece blanks are close to the bottom of the fixture as a positioning basis, thereby making multiple workpiece blanks have a unified reference to improve processing accuracy, and finally the workpiece blanks are completely fixed and locked in the fixture. The next step is to install the fixture in a CNC machining center to process the workpiece blanks.

[0004] However, the method of tapping and compacting multiple workpiece blanks by tapping and vibrating tools is cumbersome to operate when a large number of workpiece blanks are clamped and fixed in batches by the fixture, thereby affecting the processing efficiency. Utility Model Content

[0005] In order to improve processing efficiency, the present application provides a workpiece clamping and pressing positioning device.

[0006] A workpiece clamping and positioning device comprises a frame module, an installation module and a clamping module. The installation module is arranged on the frame module and is used for positioning and installing a fixture. The clamping module is arranged on the frame module. The clamping module is located above the installation module and is used for clamping the workpiece blank clamped by the fixture.

[0007] Optionally, the mounting module includes a fixing seat and a mounting seat, the fixing seat is fixedly arranged on the rack module, the mounting seat is fixedly arranged on the fixing seat, and the mounting seat is provided with a positioning groove which is fit to fit with the clamp.

[0008] Optionally, first bolt holes are arranged around the fixing seat, and the first bolt holes are provided with first locking bolts for locking the fixing seat; second bolt holes are arranged around the mounting seat, and the second bolt holes are provided with second locking bolts for locking the mounting seat.

[0009] Optionally, the clamping module includes a clamping assembly and a driving assembly, wherein the driving assembly is fixedly disposed on the frame module, the clamping assembly is fixedly disposed on the output end of the driving assembly, and when the driving assembly drives the clamping assembly to move downward, the clamping assembly contacts the workpiece blank clamped by the fixture.

[0010] Optionally, the clamping assembly includes a clamping plate and a buffer plate, wherein the clamping plate is fixedly arranged at the output end of the driving assembly, and the buffer plate is fixedly arranged at a side of the clamping plate facing the workpiece blank.

[0011] Optionally, the driving assembly includes a driving cylinder, a connecting air pipe and a control switch, the driving cylinder is fixedly arranged on the rack module, the connecting air pipe is connected between the driving cylinder and an external air source, and the control switch is connected to the connecting air pipe.

[0012] Optionally, the clamping assembly and the driving assembly are provided in multiple groups, and the multiple groups of clamping assemblies and the multiple groups of driving assemblies are provided in one-to-one correspondence.

[0013] Optionally, the rack module includes a base and a gantry, the gantry is fixedly arranged on the top of the base, the mounting module is fixedly arranged on the base, and the clamping module is fixedly arranged on the gantry.

[0014] In summary, this application at least includes the following beneficial technical effects:

[0015] The clamp can be embedded in the positioning groove from top to bottom to realize the positioning installation of the clamp; when the driving cylinder of the driving assembly drives the clamping plate of the clamping assembly to move vertically downward, the clamping plate drives the buffer plate to move to contact the workpiece blank clamped by the clamp, and the workpiece blank is squeezed by the thrust of the driving cylinder, so that the bottoms of multiple workpiece blanks are close to the bottom of the clamp as a positioning basis, thereby making the multiple workpiece blanks have a unified benchmark; compared with the method of knocking and pressing multiple workpiece blanks by knocking and vibrating tools in the prior art, the present application can quickly and simultaneously extrude multiple workpiece blanks through the clamping module, thereby improving processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the overall structure of this application.

[0017] Figure 2 It is a front view of the overall structure of this application.

[0018] Explanation of the accompanying drawings: 1. Rack module; 11. Base; 12. Gantry; 2. Mounting module; 21. Fixing seat; 22. Mounting seat; 23. Positioning groove; 3. Clamping module; 31. Clamping assembly; 311. Clamping plate; 312. Buffer plate; 32. Driving assembly; 321. Driving cylinder; 322. Connecting air pipe; 323. Control switch; 41. First locking bolt; 42. Second locking bolt; 10. Workpiece blank. DETAILED DESCRIPTION

[0019] The following is combined with Figure 1-2 This application is described in further detail.

[0020] The application discloses a workpiece clamping, pressing and positioning device.

[0021] Reference Figure 1-2 The workpiece clamping and positioning device includes a frame module 1, an installation module 2 and a clamping module 3; wherein the installation module 2 is arranged on the frame module 1 and is used for positioning and installing the fixture, and the clamping module 3 is arranged on the frame module 1, and the clamping module 3 is located above the installation module 2 and is used to clamp the workpiece blank 10 clamped by the fixture.

[0022] When in use, S1, pre-fix multiple workpiece blanks 10 slightly in the fixture; S2, position and install the fixture on the installation module 2, and the workpiece blank 10 faces the clamping module 3; S3, the clamping module 3 moves close to and presses down the workpiece blank 10, and the bottoms of the multiple workpiece blanks 10 are close to the bottom of the fixture as a positioning basis, so that the multiple workpiece blanks 10 have a unified reference; S4, completely fix and lock the multiple workpiece blanks 10 in the fixture; S5, position and install the fixture in the CNC machining center to process the workpiece blank 10.

[0023] The rack module 1 specifically includes a base 11 and a gantry 12; wherein the base 11 is fixedly set on the working platform of the workshop, the gantry 12 is fixedly set on the top of the base 11, the installation module 2 is fixedly set on the base 11, and the clamping module 3 is fixedly set on the gantry 12, that is, the clamping module 3 is located above the installation module 2.

[0024] The mounting module 2 specifically includes a fixing seat 21 and a mounting seat 22. The fixing seat 21 is fixedly arranged on the rack module 1. Specifically, first bolt holes are arranged around the fixing seat 21. First locking bolts 41 are arranged through the first bolt holes. The first locking bolts 41 are threadedly connected to the base 11, so that the fixing seat 21 can be detachably fixed to the rack module 1; the mounting seat 22 is fixedly arranged on the fixing seat 21. Specifically, second bolt holes are arranged around the fixing seat 22. The second locking bolts 42 are threadedly connected to the fixing seat 21, so that the mounting seat 22 can be detachably fixed to the fixing seat 21; a positioning groove 23 is arranged on the top of the mounting seat 22. The inner contour of the positioning groove 23 is adapted to the outer contour of the bottom of the fixture, so that the fixture can be embedded in the positioning groove 23 from top to bottom to realize the positioning installation of the fixture.

[0025] The clamping module 3 specifically includes a clamping component 31 and a driving component 32; wherein the driving component 32 is fixedly arranged on the rack module 1, and the driving component 32 specifically includes a driving cylinder 321, a connecting air pipe 322 and a control switch 323, the driving cylinder 321 is fixedly arranged on the rack module 1 by bolts, and the output end of the driving cylinder 321 is arranged downward, one end of the connecting air pipe 322 is connected to the driving cylinder 321, and the other end of the connecting air pipe 322 is connected to the external air source, and the control switch 323 is connected At the middle position of the connecting air pipe 322, it is used to control the disconnection / connection of the connecting air pipe 322; the clamping component 31 is fixedly arranged at the output end of the driving component 32, and the clamping component 31 specifically includes a clamping plate 311 and a buffer plate 312. The clamping plate 311 and the buffer plate 312 are both rectangular plate structures, and the buffer plate 312 is a rubber plate; the clamping plate 311 is fixedly arranged at the output end of the driving cylinder 321 of the driving component 32, and the buffer plate 312 is fixedly arranged on the side of the clamping plate 311 facing the workpiece blank 10.

[0026] When the driving cylinder 321 of the driving assembly 32 drives the clamping plate 311 of the clamping assembly 31 to move vertically downward, the clamping plate 311 drives the buffer plate 312 to move to contact the workpiece blank 10 clamped by the fixture, and the thrust of the driving cylinder 321 is used to squeeze the workpiece blank 10, so that the bottoms of multiple workpiece blanks 10 are close to the bottom of the fixture as a positioning basis, thereby making the multiple workpiece blanks 10 have a unified benchmark; the buffering characteristics of the buffer plate 312 can protect the workpiece blank 10 in this process.

[0027] In this embodiment, the clamping assembly 31 and the driving assembly 32 are each provided with multiple groups. Specifically, the clamping assembly 31 and the driving assembly 32 are each provided with four groups, and the four groups of clamping assemblies 31 and the four groups of driving assemblies 32 are provided in correspondence to each other, and each group of clamping assemblies 31 is fixedly provided at the output end of the corresponding driving assembly 32.

[0028] Implementation principle:

[0029] The clamp can be embedded in the positioning groove 23 from top to bottom to realize the positioning installation of the clamp; when the driving cylinder 321 of the driving component 32 drives the clamping plate 311 of the clamping component 31 to move vertically downward, the clamping plate 311 drives the buffer plate 312 to move to contact with the workpiece blank 10 clamped by the clamp, and the thrust of the driving cylinder 321 is used to squeeze the workpiece blank 10, so that the bottoms of multiple workpiece blanks 10 are close to the bottom of the clamp as a positioning basis, thereby making the multiple workpiece blanks 10 have a unified benchmark; compared with the method of knocking and compacting multiple workpiece blanks 10 by knocking and vibrating tools in the prior art, the present application can quickly and simultaneously extrude multiple workpiece blanks 10 through the clamping module 3, thereby improving processing efficiency.

[0030] The embodiments of this specific implementation method are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. Therefore, all equivalent changes made based on the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A workpiece clamping and positioning device, characterized in that: The invention comprises a frame module (1), a mounting module (2) and a clamping module (3), wherein the mounting module (2) is arranged on the frame module (1) and is used for positioning and installing the fixture, and the clamping module (3) is arranged on the frame module (1), and the clamping module (3) is located above the mounting module (2) and is used for clamping a workpiece blank (10) clamped by the fixture.

2. A workpiece clamping and pressing positioning device according to claim 1, characterized in that: The mounting module (2) comprises a fixing seat (21) and a mounting seat (22), wherein the fixing seat (21) is fixedly arranged on the rack module (1), the mounting seat (22) is fixedly arranged on the fixing seat (21), and the mounting seat (22) is provided with a positioning groove (23) which is fitted and matched with the clamp.

3. A workpiece clamping and pressing positioning device according to claim 2, characterized in that: The fixing seat (21) is provided with first bolt holes on all sides, and the first bolt holes are provided with first locking bolts (41) for locking the fixing seat (21); the mounting seat (22) is provided with second bolt holes on all sides, and the second bolt holes are provided with second locking bolts (42) for locking the mounting seat (22).

4. A workpiece clamping and positioning device according to claim 1, characterized in that: The clamping module (3) comprises a clamping assembly (31) and a driving assembly (32), wherein the driving assembly (32) is fixedly arranged on the frame module (1), and the clamping assembly (31) is fixedly arranged on the output end of the driving assembly (32), and when the driving assembly (32) drives the clamping assembly (31) to move downward, the clamping assembly (31) contacts the workpiece blank (10) clamped by the clamp.

5. A workpiece clamping and pressing positioning device according to claim 4, characterized in that: The clamping assembly (31) comprises a clamping plate (311) and a buffer plate (312); the clamping plate (311) is fixedly arranged at the output end of the driving assembly (32); and the buffer plate (312) is fixedly arranged at a side of the clamping plate (311) facing the workpiece blank (10).

6. A workpiece clamping and positioning device according to claim 4, characterized in that: The driving assembly (32) comprises a driving cylinder (321), a connecting air pipe (322) and a control switch (323); the driving cylinder (321) is fixedly arranged on the rack module (1); the connecting air pipe (322) is connected between the driving cylinder (321) and an external air source; and the control switch (323) is connected to the connecting air pipe (322).

7. A workpiece clamping and positioning device according to claim 4, characterized in that: The clamping components (31) and the driving components (32) are both provided in multiple groups, and the multiple groups of clamping components (31) and the multiple groups of driving components (32) are provided in a one-to-one correspondence.

8. A workpiece clamping and positioning device according to claim 1, characterized in that: The rack module (1) comprises a base (11) and a gantry (12), wherein the gantry (12) is fixedly arranged on the top of the base (11), the mounting module (2) is fixedly arranged on the base (11), and the pressing module (3) is fixedly arranged on the gantry (12).

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