Compressing and fixing device for machining

Abstract

The utility model is suitable for the related technical field of machining, and provides a pressing and fixing device for machining, which comprises a base, a pressing assembly is arranged on the base, the pressing assembly can be a pressing block or a pressing plate and the like, the pressing assembly comprises a power unit, and the power unit is connected with a first clamping unit. When the clamping device is actually used through the power unit and the first clamping unit, the first motor rotates to drive the first reciprocating lead screw to rotate and then drive the first reciprocating sliding block to move in a reciprocating mode, the first reciprocating sliding block drives the adjusting plate to move in a reciprocating mode, and then the threaded rod is driven to rotate by rotating the rotary knob; and the clamping plate and the first clamping groove are matched to drive the second connecting plate to move so as to drive the clamping frame to move, the side face of the clamping frame makes contact with the side face of the workpiece, and the workpieces of different sizes can be clamped.

Description

Technical Field

[0001] The utility model belongs to the technical field related to machining, and particularly relates to a pressing and fixing device for machining. Background Technique

[0002] Machining refers to the process of changing the shape, size or performance of a workpiece through a mechanical device. According to the difference in processing methods, it can be divided into cutting processing and pressure processing. The production process of a machine refers to the whole process of manufacturing a product from raw materials (or semi-finished products).

[0003] The patent with the publication number of CN220555089U and the name of a pressing and fixing device for machining can adjust the distance between two fixing frames on the same side by rotating two first lead screws, so that the four fixing frames can be adjusted according to the size of the workpiece to be machined. Then, the horizontal position of the pressing plate can be adjusted by the operation of the electric push rod, and the height of the pressing plate can be adjusted by rotating the second lead screw. Thus, the pressing plate can press the edge position of workpieces to be machined with different shapes and sizes, so that workpieces to be machined with different shapes and sizes can all be kept stable during the machining process. However, when the above device is actually used, there are some deficiencies. Since the widths of the sides of the workpiece to be machined are different, and the above device can only limit one width, there will be a situation of unstable fixation. Based on this, a pressing and fixing device for machining that can solve the above problems is now proposed. Summary of the Utility Model

[0004] The utility model provides a pressing and fixing device for machining, aiming to solve the problem that since the widths of the sides of the workpiece to be machined are different, and the existing device can only limit one width, there will be a situation of unstable fixation.

[0005] The utility model is realized as follows. A pressing and fixing device for machining includes a base. A pressing assembly is arranged on the base. The pressing assembly includes a power unit. The power unit is connected to a first clamping unit. A pressing unit is arranged on the first clamping unit.

[0006] Preferably, the power unit includes a first motor fixedly connected to the side of the base. The first motor is a bidirectional motor. The output end of the first motor is fixedly connected to a first reciprocating lead screw. Symmetrically arranged first connecting plates are fixedly connected to the base. The end of the first reciprocating lead screw is rotatably connected to the first connecting plate. A first reciprocating slider is sleeved on the side of the first reciprocating lead screw. Symmetrically arranged first through grooves are formed in the base. A regulating plate is fixedly connected to the side of the first reciprocating slider.

[0007] Preferably, the first clamping unit includes a plurality of clamping frames arranged in an array. A second connecting plate is fixedly connected to the lower end of the clamping frame. A second through groove for the second connecting plate to pass through is formed on the base. A plurality of threaded rods distributed in an array are threadedly connected to the adjusting plate. One end of the threaded rod is fixedly connected to a knob, the other end of the threaded rod is fixedly connected to a limiting plate, and a clamping plate is fixedly connected to the side surface of the threaded rod. A first clamping groove is formed in the second connecting plate, and the threaded rod passes through the second connecting plate.

[0008] Preferably, the pressing unit includes a second motor fixedly connected to the clamping frame. The output end of the second motor is fixedly connected to a second reciprocating lead screw. A second reciprocating slider is sleeved outside the second reciprocating lead screw. A first pressing plate is fixedly connected to the side surface of the second reciprocating slider. A second clamping groove is formed in the first pressing plate. A second pressing plate is inserted into the second clamping groove. The second pressing plate is magnetically connected to the first pressing plate. A handle is fixedly connected to the second pressing plate.

[0009] Preferably, a clamping rubber pad is fixedly connected to the lower end of the second pressing plate.

[0010] Compared with the prior art, the embodiments of the present application mainly have the following beneficial effects:

[0011] When the power unit and the first clamping unit are actually used, the first motor rotates to drive the first reciprocating lead screw to rotate, and then drives the first reciprocating slider to reciprocate. The first reciprocating slider drives the adjusting plate to reciprocate. Then, by rotating the knob to drive the threaded rod to rotate, under the cooperation of the clamping plate and the first clamping groove, the second connecting plate is driven to move, and then the clamping frame is driven to move. The side surface of the clamping frame contacts the side surface of the workpiece, and workpieces of different sizes can be clamped. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 is a schematic structural diagram of a pressing and fixing device for machining provided by the present utility model Figure 1 ;

[0013] Figure 2 is Figure 1 an enlarged structural diagram of part A in

[0014] Figure 3 is a schematic structural diagram of a pressing and fixing device for machining provided by the present utility model Figure 2 ;

[0015] Figure 4 is Figure 3 an enlarged structural diagram of part B in

[0016] Figure 5It is a schematic structural diagram of the clamping connection between the clamping plate and the first clamping groove in a pressing and fixing device for machining provided by the present utility model;

[0017] Figure 6 It is a partial structural diagram of the first clamping unit in a pressing and fixing device for machining provided by the present utility model.

[0018] Annotation of reference numerals: 1. Base; 2. First motor; 3. First reciprocating lead screw; 4. First connecting plate; 5. First reciprocating slider; 6. First through groove; 7. Adjusting plate; 8. Clamping frame; 9. Second connecting plate; 10. Second through groove; 11. Threaded rod; 12. Knob; 13. Limiting plate; 14. Clamping plate; 15. First clamping groove; 16. Second motor; 17. Second reciprocating lead screw; 18. Second reciprocating slider; 19. First pressing plate; 20. Second clamping groove; 21. Second pressing plate; 22. Handle; 23. Clamping rubber pad. Detailed implementation manners

[0019] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those of ordinary skill in the technical field to which this application belongs; the terms used in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above drawings are intended to cover non-exclusive inclusion. The terms "first", "second", etc. in the specification and claims of this application or the above drawings are used to distinguish different objects and not to describe a specific order.

[0020] Reference to "embodiment" herein means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of this application. The phrase appears in various places in the specification and does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment mutually exclusive with other embodiments. Those skilled in the art will explicitly and implicitly understand that the embodiments described herein can be combined with other embodiments. Embodiment 1

[0021] An embodiment of the present utility model provides a pressing and fixing device for machining, as Figures 1-6 shown, including a base 1, a pressing assembly is provided on the base 1. The above pressing assembly can be a pressing block or a pressing plate, etc. The pressing assembly includes a power unit, the power unit is connected to the first clamping unit, and a pressing unit is provided on the first clamping unit.

[0022] When the above device is actually used, the first clamping unit is controlled by the power unit. The first clamping unit contacts the side surface of the workpiece to clamp the workpiece, and then the upper end of the workpiece is clamped by the pressing unit. Embodiment 2

[0023] Combined with Figure 5 and Figure 6 In this embodiment, on the basis of Embodiment 1, the power unit includes a first motor 2 fixedly connected to the side surface of the base 1. The first motor 2 is a bidirectional motor. The output end of the first motor 2 is fixedly connected with a first reciprocating lead screw 3. Symmetrically arranged first connecting plates 4 are fixedly connected to the base 1. The end of the first reciprocating lead screw 3 is rotatably connected to the first connecting plate 4. A first reciprocating slider 5 is sleeved on the side surface of the first reciprocating lead screw 3. Symmetrically arranged first through grooves 6 are formed in the base 1. A regulating plate 7 is fixedly connected to the side surface of the first reciprocating slider 5.

[0024] The first clamping unit includes a plurality of clamping frames 8 arranged in an array. The lower end of the clamping frame 8 is fixedly connected with a second connecting plate 9. A second through groove 10 for the second connecting plate 9 to pass through is formed in the base 1. A plurality of threaded rods 11 distributed in an array are threadedly connected to the regulating plate 7. One end of each threaded rod 11 is fixedly connected with a knob 12, and the other end of each threaded rod 11 is fixedly connected with a limiting plate 13. A clamping plate 14 is fixedly connected to the side surface of the threaded rod 11. A first clamping groove 15 is formed in the second connecting plate 9. The threaded rod 11 passes through the second connecting plate 9.

[0025] When the above power unit and the first clamping unit are actually used, the rotation of the first motor 2 drives the rotation of the first reciprocating lead screw 3, which in turn drives the reciprocating movement of the first reciprocating slider 5. The first reciprocating slider 5 drives the reciprocating movement of the regulating plate 7. Then, by rotating the knob 12, the threaded rod 11 is driven to rotate. Under the cooperation of the clamping plate 14 and the first clamping groove 15, the second connecting plate 9 is driven to move, and then the clamping frame 8 is driven to move. The side surface of the clamping frame 8 contacts the side surface of the workpiece, and workpieces of different sizes can be clamped. Embodiment 3

[0026] Combined with Figure 2 and Figure 4, based on Embodiment 2, in this embodiment, the pressing unit includes a second motor 16 fixedly connected to the clamping frame 8. The output end of the second motor 16 is fixedly connected to a second reciprocating lead screw 17. A second reciprocating slider 18 is sleeved outside the second reciprocating lead screw 17. A first pressing plate 19 is fixedly connected to the side of the second reciprocating slider 18. A second clamping groove 20 is formed on the first pressing plate 19. A second pressing plate 21 is inserted into the second clamping groove 20. The second pressing plate 21 is magnetically connected to the first pressing plate 19. A handle 22 is fixedly connected to the second pressing plate 21.

[0027] A clamping rubber pad 23 is fixedly connected to the lower end of the second pressing plate 21.

[0028] When the above pressing unit is actually used, the second motor 16 rotates to drive the second reciprocating lead screw 17 to rotate, and then drives the second reciprocating slider 18 to move up and down reciprocally. When the second reciprocating slider 18 moves up and down, it can adjust the length of the second pressing block extending out of the first pressing block. The first pressing block and the second pressing block can press and limit workpieces with different widths.

[0029] In summary, the working principle of the present utility model is as follows: The first motor 2 rotates to drive the first reciprocating lead screw 3 to rotate, and then drives the first reciprocating slider 5 to move reciprocally. The first reciprocating slider 5 drives the adjusting plate 7 to move reciprocally. Then, by rotating the knob 12 to drive the threaded rod 11 to rotate, under the cooperation of the clamping plate 14 and the first clamping groove 15, the second connecting plate 9 is driven to move, and then the clamping frame 8 is driven to move. The side of the clamping frame 8 contacts the side of the workpiece, and it can clamp workpieces of different sizes; the second motor 16 rotates to drive the second reciprocating lead screw 17 to rotate, and then drives the second reciprocating slider 18 to move up and down reciprocally. When the second reciprocating slider 18 moves up and down, it can adjust the length of the second pressing block extending out of the first pressing block. The first pressing block and the second pressing block can press and limit workpieces with different widths.

[0030] The above are only the preferred embodiments of the present utility model, and they are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A clamping and fixing device for mechanical processing, comprising a base (1), characterized in that: The base (1) is provided with a clamping assembly, the clamping assembly comprising a power unit, the power unit is connected to a first clamping unit, and the first clamping unit is provided with a clamping unit.

2. A clamping and fixing device for machining as claimed in claim 1, characterized in that: The power unit comprises a first motor (2) fixedly connected to a side surface of the base (1); the first motor (2) is a bidirectional motor; an output end of the first motor (2) is fixedly connected to a first reciprocating screw rod (3); a symmetrically arranged first connecting plate (4) is fixedly connected to the base (1); an end of the first reciprocating screw rod (3) is rotatably connected to the first connecting plate (4); a first reciprocating slider (5) is sleeved on the side surface of the first reciprocating screw rod (3); a symmetrically arranged first through groove (6) is provided on the base (1); and an adjusting plate (7) is fixedly connected to the side surface of the first reciprocating slider (5).

3. A clamping and fixing device for machining as claimed in claim 2, characterized in that: The first clamping unit comprises a plurality of clamping frames (8) arranged in an array, the lower end of the clamping frame (8) is fixedly connected to a second connecting plate (9), the base (1) is provided with a second through slot (10) for the second connecting plate (9) to pass through, the adjusting plate (7) is threadedly connected to a plurality of threaded rods (11) arranged in an array, one end of the threaded rod (11) is fixedly connected to a knob (12), the other end of the threaded rod (11) is fixedly connected to a limiting plate (13), the side of the threaded rod (11) is fixedly connected to a clamping plate (14), the second connecting plate (9) is provided with a first clamping slot (15), and the threaded rod (11) passes through the second connecting plate (9).

4. A clamping and fixing device for machining as claimed in claim 3, characterized in that: The clamping unit comprises a second motor (16) fixedly connected to the clamping frame (8); the output end of the second motor (16) is fixedly connected to a second reciprocating screw (17); a second reciprocating slider (18) is sleeved on the outer side of the second reciprocating screw (17); a first clamping plate (19) is fixedly connected to the side of the second reciprocating slider (18); a second clamping groove (20) is provided on the first clamping plate (19); a second clamping plate (21) is inserted into the second clamping groove (20); the second clamping plate (21) is magnetically connected to the first clamping plate (19); and a handle (22) is fixedly connected to the second clamping plate (21).

5. A clamping and fixing device for machining as claimed in claim 4, characterized in that: A clamping rubber pad (23) is fixedly connected to the lower end of the second pressing plate (21).

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