Positioning device for machining

Abstract

The utility model relates to the field of machining, in particular to a positioning device for machining, which comprises a working table and is characterized in that a plurality of first receding grooves for limiting are formed in the working table, and a supporting frame is arranged on the lower end face of the working table. A positioning assembly capable of synchronously moving is movably arranged on the upper end face of the workbench, a linkage rod capable of pressing the upper end face of a workpiece is movably installed at the center of the top end of the positioning assembly, and a transmission assembly used for driving the positioning assembly to move is arranged at the center of the lower end face of the workbench. A transmission assembly is rotationally arranged at the center of the lower end face of the workbench, a positioning assembly is movably mounted on the upper end face of the workbench, and the positioning assembly can be connected with the transmission assembly, so that a workpiece can be positioned while being fixed; the problem that a workpiece needs to be positioned again after being clamped is solved.

Description

Technical Field

[0001] The utility model relates to the field of mechanical processing, in particular to a positioning device for mechanical processing. Background Art

[0002] Machining is a process that changes the shape, size or performance of a workpiece through mechanical means. Machining technology is widely used in modern manufacturing, including laser cutting, precision welding, roll forming and other processes. Positioning devices are an indispensable part of machining, used to accurately determine the position of the workpiece or processing tools to ensure machining accuracy. It receives and processes signals from satellites, base stations or other sensors to calculate the geographic location and posture information of the object, providing precise positioning support for machining.

[0003] The patent document with announcement number CN221604258U discloses a material positioning device for mechanical processing, including a shell, an adjustment mechanism is provided above the shell, and a cleaning mechanism is provided inside the shell; the adjustment mechanism includes a placement plate, the placement plate is located above the shell, the bottom surface of the shell is fixedly connected to a support plate, the upper surface of the support plate is fixedly connected to a hydraulic rod, the telescopic end of the hydraulic rod is fixedly connected to the bottom surface of the placement plate, and six anti-collision rubber columns are fixedly connected to the upper surface of the shell, the top of each anti-collision rubber column is in contact with the bottom surface of the placement plate, and the front and back sides of the placement plate are fixedly connected to auxiliary blocks. The above-mentioned positioning device has a very convenient function in adjusting the positioning size, and after multiple uses, the debris dropped due to processing can be cleaned and collected, which plays a role in ensuring the cleanliness of the working environment of the staff and improving the use effect of the material positioning device for mechanical processing. However, the following deficiencies still exist.

[0004] The positioning device in the above patent document uses an electric telescopic rod to drive the clamping block to fix the workpiece, and then the electric telescopic rod drives the pressure plate to press the workpiece. However, the above positioning device can only fix the workpiece from both sides, and the workpiece needs to be inspected and adjusted after being fixed to ensure that the workpiece is in the center of the workbench, resulting in a long inspection and adjustment cycle, thereby reducing processing efficiency. Therefore, a positioning device for mechanical processing is proposed to solve the above problems. Utility Model Content

[0005] In response to the above problems, a positioning device for mechanical processing is provided, which comprises a transmission assembly rotatably arranged at the center of the lower end face of the workbench, and a positioning assembly movably arranged and installed on the upper end face of the workbench, and the positioning assembly can be connected to the transmission assembly, and a second rotating drive member is provided on the inner side of the support frame, so that the second rotating drive member drives the positioning assembly to move simultaneously through the transmission assembly, thereby enabling the positioning assembly to position the edge of the workpiece, and a linkage rod is movably installed at the center of the top of the positioning assembly, so that the linkage rod can be pressed on the upper end face of the workpiece, thereby achieving the goal of fixing the workpiece and positioning it at the same time, solving the problem of the need to re-position the workpiece after it is supported.

[0006] In order to solve the problems of the prior art, the utility model provides a positioning device for mechanical processing, including a workbench, wherein a plurality of first clearance grooves for limiting are provided inside the workbench, and a support frame is provided on the lower end surface of the workbench, and a positioning component that can move synchronously is movably provided on the upper end surface of the workbench, and a linkage rod that can press the upper end surface of the workpiece is movably installed at the center of the top of the positioning component, and a transmission component for driving the positioning component to move is provided at the center of the lower end surface of the workbench, and a second rotating drive member is fixed on the inner side of the support frame, so that the second rotating drive member drives the positioning component to move simultaneously through the transmission component, so that the positioning component positions the edge of the workpiece, and the linkage rod can be pressed on the upper end surface of the workpiece to avoid longitudinal displacement of the workpiece.

[0007] As a technical solution of the present invention, the transmission assembly includes a circular boss fixed to the lower end surface of the workbench, a plurality of limiting tubes are equidistantly arranged on the outside of the circular boss, and a second paving groove that can be adapted to the first paving groove is provided on the top of the limiting tube, and a third paving groove is provided at one end of the bottom of the limiting tube close to the circular boss so that the second paving groove can be adapted to the first paving groove.

[0008] As a technical solution of the present invention, a mounting shaft is provided at the center of the bottom of the circular boss, a bearing sleeve is fixed to the outside of the mounting shaft, and a rotatable driven gear is installed on the outside of the bearing sleeve, and an arc-shaped fourth clearance groove is provided through the driven gear to facilitate the driven gear to be movably installed on the outside of the mounting shaft through the bearing sleeve.

[0009] As a technical solution of the present invention, the output end of the second rotary driving member is provided with a driving gear that can mesh with the driven gear, so that the second rotary driving member drives the driven gear to rotate through the driving gear.

[0010] As a technical solution of the present invention, the positioning assembly includes a moving platform, and a limit slider that can be adapted to the first give way groove is fixed on the lower end surface of the moving platform, and a limit rod that can be movably installed inside the limit tube is provided at the bottom of the limit slider, and a fixed rod that can penetrate the third give way groove and extend downward to the inside of the fourth give way groove is fixed at the end of the bottom of the limit rod away from the limit slider, so that the driven gear rotates while driving the fixed rod through the fourth give way groove, and then the fixed rod drives the limit rod to move horizontally along the inside of the limit tube.

[0011] As a technical solution of the present invention, a mounting boss is provided on one side of the upper end surface of the movable table, a first rotating drive component is installed at one end of the mounting boss, and a bidirectional threaded rod is provided at the output end of the first rotating drive component that can be movably mounted inside the mounting boss, and a movable frame that can move synchronously is movably mounted at both ends of the bidirectional threaded rod, and a first limiting roller that can abut against the side of the workpiece is installed on the inner side of one end of the movable frame, so that the movable table drives the first limiting roller to abut against the side of the workpiece through the mounting boss and the movable frame.

[0012] As a technical solution of the present invention, a mounting flange is provided at the center of the top of the mounting boss, a linkage rod is movably installed on the inner side of the mounting flange, and a second limiting roller that can press the upper end surface of the workpiece is movably installed at the front end of the linkage rod, so that the linkage rod is pressed on the upper end surface of the workpiece through the second limiting roller to avoid longitudinal displacement of the workpiece during processing.

[0013] As a technical solution of the present invention, a telescopic component is movably provided on one side of the mounting boss, and the output end of the telescopic component can be movably connected to the end of the linkage rod, so that the telescopic component drives the linkage rod to rotate along the mounting rod inside the mounting flange.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] The present application realizes a transmission assembly being rotatably set at the center of the lower end face of the workbench, and a positioning assembly being movably set and installed on the upper end face of the workbench, and the positioning assembly being capable of being connected to the transmission assembly, and a second rotating drive member being set on the inner side of the support frame, so that the second rotating drive member drives the positioning assembly to move simultaneously through the transmission assembly, thereby enabling the positioning assembly to position the edge of the workpiece, and movably installing the linkage rod at the center of the top of the positioning assembly so that the linkage rod can be pressed on the upper end face of the workpiece, thereby achieving the goal of fixing the workpiece and positioning it at the same time, and solving the problem of the workpiece needing to be re-positioned after being supported. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the three-dimensional structure of a positioning device for machining Figure 1 .

[0017] Figure 2 A schematic diagram of the three-dimensional structure of a positioning device for machining Figure 2 .

[0018] Figure 3 It is a three-dimensional diagram of a transmission component in a positioning device for machining.

[0019] Figure 4 This is an exploded view of the transmission components in a positioning device used in machining.

[0020] Figure 5 This is a schematic diagram of the three-dimensional structure of the positioning component in a positioning device for machining Figure 1 .

[0021] Figure 6 This is a schematic diagram of the three-dimensional structure of the positioning component in a positioning device for machining Figure 2 .

[0022] The numbers in the figure are: 1. workbench; 11. first clearance groove; 12. support frame; 2. positioning assembly; 20. moving platform; 21. mounting boss; 22. limiting slider; 23. limiting rod; 24. fixing rod; 25. first rotary drive member; 26. bidirectional threaded rod; 27. moving frame; 28. first limiting roller; 29. mounting flange; 3. transmission assembly; 31. circular boss; 32. limiting tube; 33. second clearance groove; 34. third clearance groove; 35. mounting shaft; 36. bearing sleeve; 37. driven gear; 38. fourth clearance groove; 4. second rotary drive member; 41. driving gear; 5. linkage rod; 51. second limiting roller; 6. telescopic assembly. DETAILED DESCRIPTION

[0023] In order to further understand the features, technical means, specific objectives and functions achieved by the present invention, the present invention is described in further detail below in conjunction with the accompanying drawings and specific implementation methods.

[0024] See also Figures 1-6 As shown, a positioning device for mechanical processing includes a workbench 1, a plurality of first clearance grooves 11 for limiting are provided inside the workbench 1, and a support frame 12 is provided on the lower end surface of the workbench 1, and a positioning component 2 that can move synchronously is movably provided on the upper end surface of the workbench 1, and a linkage rod 5 that can press the upper end surface of the workpiece is movably installed at the center of the top of the positioning component 2, and a transmission component 3 for driving the positioning component 2 to move is provided at the center of the lower end surface of the workbench 1, and a second rotating drive component 4 is fixed to the inner side of the support frame 12.

[0025] During use, the transmission assembly 3 is rotatably set at the center of the lower end surface of the workbench 1, and the positioning assembly 2 is movably set and installed on the upper end surface of the workbench 1, and the positioning assembly 2 can be connected to the transmission assembly 3, and a second rotating drive member 4 is set on the inner side of the support frame 12, so that the second rotating drive member 4 drives the positioning assembly 2 to move simultaneously through the transmission assembly 3, thereby enabling the positioning assembly 2 to position the edge of the workpiece, and the linkage rod 5 is movably installed at the center of the top of the positioning assembly 2, so that the linkage rod 5 can be pressed on the upper end surface of the workpiece, thereby avoiding longitudinal displacement of the workpiece.

[0026] See also Figure 4 As shown, the transmission assembly 3 includes a circular boss 31 fixed to the lower end surface of the workbench 1, and a plurality of limiting tubes 32 are equidistantly arranged on the outside of the circular boss 31, and a second paving groove 33 that can be adapted to the first paving groove 11 is provided on the top of the limiting tube 32, and a third paving groove 34 is provided at the bottom of the limiting tube 32 near the end of the circular boss 31.

[0027] When in use, the circular boss 31 is fixed at the center of the lower end surface of the workbench 1, and then a number of limiting tubes 32 are equidistantly arranged on the outside of the circular boss 31, and a second clearance groove 33 is arranged at the end of the top of the limiting tube 32 away from the circular boss 31, so that the second clearance groove 33 can be adapted to the first clearance groove 11.

[0028] See also Figure 4 As shown, a mounting shaft 35 is provided at the center of the bottom of the circular boss 31, a bearing sleeve 36 is fixed to the outside of the mounting shaft 35, and a rotatable driven gear 37 is installed on the outside of the bearing sleeve 36, and an arc-shaped fourth clearance groove 38 is provided through the driven gear 37.

[0029] During use, a mounting shaft 35 is provided at the center of the bottom of the circular boss 31 , so that the driven gear 37 is movably mounted on the outside of the mounting shaft 35 through the bearing sleeve 36 .

[0030] See also Figure 2 、 Figure 3 and Figure 4 As shown, the output end of the second rotary driving member 4 is provided with a driving gear 41 capable of meshing with the driven gear 37 .

[0031] During use, a driving gear 41 is installed at the output end of the second rotary driving member 4 , and the driving gear 41 can mesh with the driven gear 37 , so that the second rotary driving member 4 drives the driven gear 37 to rotate via the driving gear 41 .

[0032] See also Figure 5 and Figure 6As shown, the positioning assembly 2 includes a movable platform 20, and a limiting slider 22 that can adapt to the first give way groove 11 is fixed on the lower end surface of the movable platform 20, and a limiting rod 23 that can be movably installed inside the limiting tube 32 is provided at the bottom of the limiting slider 22, and a fixed rod 24 that can pass through the third give way groove 34 and extend downward to the inside of the fourth give way groove 38 is fixed at the end of the bottom of the limiting rod 23 away from the limiting slider 22.

[0033] During use, a limit slider 22 is provided on the lower end surface of the movable platform 20, so that the limit slider 22 is slidably installed inside the first give way groove 11, and a limit rod 23 is provided at the bottom of the limit slider 22, and the limit rod 23 is movably installed inside the limit tube 32, and a fixed rod 24 is provided at the end of the bottom of the limit rod 23 away from the limit slider 22, and the fixed rod 24 can be movably installed inside the fourth give way groove 38, so that the driven gear 37 rotates while driving the fixed rod 24 through the fourth give way groove 38, and then the fixed rod 24 drives the limit rod 23 to move horizontally along the inside of the limit tube 32.

[0034] See also Figure 5 and Figure 6 As shown, a mounting boss 21 is provided on one side of the upper end surface of the movable table 20, and a first rotary driving member 25 is installed at one end of the mounting boss 21. A bidirectional threaded rod 26 that can be movably mounted inside the mounting boss 21 is provided at the output end of the first rotary driving member 25, and a movable frame 27 that can move synchronously is movably mounted at both ends of the bidirectional threaded rod 26, and a first limiting roller 28 that can abut against the side of the workpiece is installed on the inner side of one end of the movable frame 27.

[0035] During use, the bidirectional threaded rod 26 is rotatably installed inside the mounting boss 21, and the movable frame 27 is movably installed at both ends of the bidirectional threaded rod 26, so that the first rotary drive member 25 drives the bidirectional threaded rod 26 to rotate while driving the movable frame 27 to move at the same time, thereby adjusting the distance between the two groups of movable frames 27, and the first limiting roller 28 is movably installed on the inner side of one end of the movable frame 27, so that the movable table 20 drives the first limiting roller 28 to abut against the side of the workpiece through the mounting boss 21 and the movable frame 27.

[0036] See also Figure 5 and Figure 6 As shown, a mounting flange 29 is provided at the center of the top of the mounting boss 21, a linkage rod 5 is movably mounted on the inner side of the mounting flange 29, and a second limiting roller 51 capable of pressing the upper end surface of the workpiece is movably mounted at the front end of the linkage rod 5.

[0037] When in use, the center of the linkage rod 5 is movably installed on the inner side of the mounting flange 29, and the second limiting roller 51 is movably installed at the front end of the linkage rod 5, so that the linkage rod 5 is pressed against the upper end surface of the workpiece by the second limiting roller 51, thereby avoiding longitudinal displacement of the workpiece during processing.

[0038] See also Figure 5 and Figure 6 As shown, a telescopic assembly 6 is movably provided on one side of the mounting boss 21 , and the output end of the telescopic assembly 6 can be movably connected to the end of the linkage rod 5 .

[0039] When in use, the end of the telescopic component 6 is movably installed on one side of the mounting boss 21, and the output end of the telescopic component 6 is movably connected to the end of the linkage rod 5, so that the telescopic component 6 drives the linkage rod 5 to rotate along the mounting rod inside the mounting flange 29.

[0040] The above embodiments merely represent one or several implementations of the present invention. While the descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the present invention. It should be noted that a person skilled in the art would be able to make various modifications and improvements without departing from the spirit of the present invention, and these modifications and improvements fall within the scope of protection of the present invention. Therefore, the scope of protection of the present invention shall be determined by the appended claims.

Claims

1. A positioning device for machining, comprising a workbench (1), characterized in that: The workbench (1) is provided with a plurality of first clearance grooves (11) for limiting, and the lower end surface of the workbench (1) is provided with a support frame (12), the upper end surface of the workbench (1) is movably provided with a positioning component (2) capable of synchronous movement, and a linkage rod (5) capable of pressing the upper end surface of the workpiece is movably installed at the center of the top of the positioning component (2), and a transmission component (3) for driving the positioning component (2) to move is provided at the center of the lower end surface of the workbench (1), and a second rotating drive component (4) is fixed on the inner side of the support frame (12).

2. A positioning device for machining according to claim 1, characterized in that: The transmission assembly (3) includes a circular boss (31) fixed to the lower end surface of the workbench (1), a plurality of limiting tubes (32) are equidistantly arranged on the outside of the circular boss (31), a second paving groove (33) capable of matching with the first paving groove (11) is arranged on the top of the limiting tube (32), and a third paving groove (34) is arranged at one end of the bottom of the limiting tube (32) close to the circular boss (31).

3. A positioning device for machining according to claim 2, characterized in that: A mounting shaft (35) is provided at the center of the bottom of the circular boss (31), a bearing sleeve (36) is fixed to the outside of the mounting shaft (35), and a rotatable driven gear (37) is installed on the outside of the bearing sleeve (36), and an arc-shaped fourth yielding groove (38) is provided through the driven gear (37).

4. A positioning device for machining according to claim 1, characterized in that: The output end of the second rotary drive member (4) is provided with a driving gear (41) capable of meshing with a driven gear (37).

5. A positioning device for machining according to claim 1, characterized in that: The positioning assembly (2) includes a movable platform (20), and a limiting slider (22) capable of adapting to the first paving groove (11) is fixed on the lower end surface of the movable platform (20), and a limiting rod (23) capable of being movably installed inside the limiting tube (32) is provided at the bottom of the limiting slider (22), and a fixing rod (24) capable of penetrating the third paving groove (34) and extending downward to the inside of the fourth paving groove (38) is fixed at one end of the bottom of the limiting rod (23) away from the limiting slider (22).

6. A positioning device for machining according to claim 5, characterized in that: A mounting boss (21) is provided on one side of the upper end surface of the movable table (20), a first rotary drive member (25) is installed on one end of the mounting boss (21), an output end of the first rotary drive member (25) is provided with a bidirectional threaded rod (26) that can be movably mounted inside the mounting boss (21), and a movable frame (27) that can be moved synchronously is movably mounted on both ends of the bidirectional threaded rod (26), and a first limiting roller (28) that can abut against the side surface of a workpiece is installed on the inner side of one end of the movable frame (27).

7. A positioning device for machining according to claim 6, characterized in that: A mounting flange (29) is provided at the center of the top of the mounting boss (21), a linkage rod (5) is movably mounted on the inner side of the mounting flange (29), and a second limiting roller (51) capable of pressing the upper end surface of the workpiece is movably mounted at the front end of the linkage rod (5).

8. A positioning device for machining according to claim 6, characterized in that: A telescopic assembly (6) is movably provided on one side of the mounting boss (21), and the output end of the telescopic assembly (6) can be movably connected to the end of the linkage rod (5).

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