Workpiece clamping device for metal electroplating machining

Abstract

The workpiece clamping device comprises a supporting bottom plate, supporting rods are fixed to the two sides of the top end of the supporting bottom plate, a fixing column is installed on one side of the bottom end of a second connecting plate, and a second reinforcing plate is installed at the position, close to the top end, of one side of the fixing column. The supporting rods are fixedly installed on the two sides of the top end of the supporting bottom plate, then the first motor is started to drive the threaded rod to rotate, at the moment, the threaded rod is matched with a threaded groove in the threaded block, the threaded block can move, external threads on the outer portion of the threaded rod are symmetrically distributed, and the threaded block can move conveniently. Therefore, the threaded blocks can move close to or away from each other at the same time, the overall position of the lower pressing plate and the overall position of the upper pressing plate at the bottom can be adjusted, the purpose of adjusting according to the length of a workpiece is facilitated, the guide rods are matched with the guide holes in the threaded blocks to guide in the moving process, and the overall adjusting capacity is well improved in the working process.

Description

Technical Field

[0001] The utility model relates to the technical field of metal electroplating processing, in particular to a workpiece clamping device for metal electroplating processing. Background Art

[0002] Electroplating is the process of plating a thin layer of other metals or alloys on certain metal surfaces using the principle of electrolysis. It is mainly used to prevent metal oxidation and improve wear resistance. Therefore, before using some metal workpieces, they need to be electroplated to ensure the service life of the metal workpieces.

[0003] When performing metal electroplating, the workpiece needs to be clamped for the convenience of processing, so a workpiece clamping device is used. However, due to the size differences of different workpieces, if the clamping position cannot be adjusted according to the size, it will easily affect the convenience and stability of the clamping process. Utility Model Content

[0004] The purpose of the utility model is to provide a workpiece clamping device for metal electroplating processing, so as to solve the problem proposed in the above background technology that based on the size differences of different workpieces, if the clamping position cannot be adjusted according to the size, it is easy to affect the convenience and stability of the clamping process.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a workpiece clamping device for metal electroplating processing, comprising a supporting base plate, support rods are fixed on both sides of the top end of the supporting base plate, first reinforcing plates are fixed on both sides of the bottom end of the support rods, a threaded rod is installed between the support rods near the top end, one side of the threaded rod is connected to a first motor, a guide rod is provided at the top end of the threaded rod, a threaded block is connected to the outer wall of the threaded rod, a first connecting plate is installed at the bottom end of the threaded block, a second telescopic rod is installed at the bottom end of the first connecting plate, a second connecting plate is installed at the bottom end of the second telescopic rod, a fixing column is installed on one side of the bottom end of the second connecting plate, and a second reinforcing plate is installed on one side of the fixing column near the top end.

[0006] Preferably, a thread groove is provided inside the thread block near the bottom end, and a threaded connection is formed between the thread groove and the threaded rod.

[0007] Preferably, a guide hole is provided inside the threaded block near the top end, and a guide connection is formed between the guide hole and the guide rod.

[0008] Preferably, two groups of the second telescopic rods are distributed on the top end of the second connecting plate, and the threaded blocks are symmetrically distributed with respect to the outer side wall of the threaded rod.

[0009] Preferably, a first telescopic rod is installed at a middle position of the bottom end of the second connecting plate, and an upper pressing plate is connected to the bottom end of the first telescopic rod.

[0010] Preferably, concave grooves are provided inside the upper pressing plate, and the concave grooves are evenly distributed inside the upper pressing plate.

[0011] Preferably, a sliding block is fixed to one side of the upper pressing plate, and a sliding groove is provided on one side inside the fixing column, so that a sliding connection is formed between the sliding groove and the sliding block.

[0012] Preferably, a slot is provided at the bottom end of the fixing column, and a first plug block is inserted in the slot; a lower pressure plate is fixed to one side of the first plug block, and a reserved hole is provided inside the lower pressure plate; a reserved groove is provided on one side of the first plug block, and a second plug block is inserted in the reserved groove; and a third plug block is inserted in one side of the second plug block.

[0013] Compared with the prior art, the beneficial effects of the utility model are: the workpiece clamping device for metal electroplating processing not only improves the adjustment ability of the workpiece clamping device, but also improves the clamping ability and installation ability of the workpiece clamping device;

[0014] (1) The support rod is fixed on both sides of the top of the support base plate, and then the first motor is started to drive the threaded rod to rotate. At this time, the threaded rod and the thread groove in the threaded block cooperate with each other, so that the threaded block can move, and the external threads on the outside of the threaded rod are symmetrically distributed, so that the threaded block can move closer or farther at the same time, so that the overall position of the bottom lower pressure plate and the upper pressure plate can be adjusted, which is convenient for the purpose of adjustment according to the length of the workpiece, and when moving, the guide rod and the guide hole in the threaded block cooperate to guide, so that the overall adjustment ability is better improved during the work process;

[0015] (2) By installing the first telescopic rod at the bottom end of the second connecting plate, the height of the upper pressing plate can be adjusted after the first telescopic rod is started, thereby changing the distance between the upper pressing plate and the lower pressing plate. After a slider is fixed on one side of the upper pressing plate, the slider can move along the slide groove. At the same time, a concave groove is opened inside the upper pressing plate, thereby reducing the contact surface with the workpiece and improving a certain degree of protection capability. In addition, the purpose of adjusting the distance is also utilized to better complete the clamping work and improve a certain degree of clamping capability.

[0016] (3) By opening a slot on one side of the bottom end of the fixed column and then inserting the first plug into the slot, the positioning of the lower pressure plate is completed. After the second plug is inserted into the reserved slot, the third plug is used to lock it, thereby improving the overall installation and disassembly capabilities during the work process. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the front cross-sectional structure of the thread block of the utility model;

[0019] Figure 3 This is a schematic diagram of the upper pressing plate of the utility model when viewed from above;

[0020] Figure 4 For the utility model Figure 1 Schematic diagram of the enlarged cross-section structure at point A in the middle.

[0021] In the figure: 1. supporting base plate; 2. supporting rod; 3. first reinforcing plate; 4. lower pressure plate; 5. reserved hole; 6. upper pressure plate; 7. slide groove; 8. fixing column; 9. sliding block; 10. first telescopic rod; 11. second reinforcing plate; 12. first motor; 13. threaded rod; 14. guide rod; 15. threaded block; 16. first connecting plate; 17. second telescopic rod; 18. second connecting plate; 19. guide hole; 20. threaded groove; 21. concave groove; 22. first plug-in block; 23. reserved groove; 24. second plug-in block; 25. third plug-in block. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 , the utility model provides an embodiment: a workpiece clamping device for metal electroplating processing, comprising a supporting base plate 1, support rods 2 are fixed on both sides of the top of the supporting base plate 1, first reinforcing plates 3 are fixed on both sides of the bottom end of the support rods 2, a threaded rod 13 is installed between the support rods 2 near the top, one side of the threaded rod 13 is connected to a first motor 12, a guide rod 14 is provided at the top of the threaded rod 13, a threaded block 15 is connected to the outer wall of the threaded rod 13, a first connecting plate 16 is installed at the bottom end of the threaded block 15, a second telescopic rod 17 is installed at the bottom end of the first connecting plate 16, a second connecting plate 18 is installed at the bottom end of the second telescopic rod 17, a fixing column 8 is installed on one side of the bottom end of the second connecting plate 18, and a second reinforcing plate 11 is installed at one side of the fixing column 8 near the top.

[0024] A thread groove 20 is formed in the thread block 15 near the bottom end thereof, and a threaded connection is formed between the thread groove 20 and the threaded rod 13 .

[0025] A guide hole 19 is formed in the threaded block 15 near the top thereof, and a guide connection is formed between the guide hole 19 and the guide rod 14 .

[0026] Two groups of second telescopic rods 17 are distributed on the top of the second connecting plate 18 , and the threaded blocks 15 are symmetrically distributed with respect to the outer side wall of the threaded rod 13 .

[0027] A first telescopic rod 10 is installed at the middle position of the bottom end of the second connecting plate 18 , and an upper pressing plate 6 is connected to the bottom end of the first telescopic rod 10 .

[0028] The upper pressing plate 6 has concave grooves 21 formed inside. The concave grooves 21 are evenly distributed inside the upper pressing plate 6 .

[0029] A sliding block 9 is fixed to one side of the upper pressing plate 6 , and a sliding groove 7 is provided on one side inside the fixing column 8 , so that a sliding connection is formed between the sliding groove 7 and the sliding block 9 .

[0030] A slot is provided at the bottom end of the fixing column 8, and a first plug block 22 is inserted inside the slot. A lower pressure plate 4 is fixed to one side of the first plug block 22, and a reserved hole 5 is provided inside the lower pressure plate 4. A reserved groove 23 is provided on one side of the first plug block 22, and a second plug block 24 is inserted inside the reserved groove 23. A third plug block 25 is inserted inside one side of the second plug block 24.

[0031] Further, there is an external thread on the outer side wall of the threaded rod 13, and the external threads are oppositely distributed with respect to the central axis, and the threaded blocks 15 are symmetrically distributed with respect to the threaded rod 13 and run simultaneously;

[0032] Furthermore, a notch is provided at the bottom end of the fixing column 8 , and the notch is used for inserting the first inserting block 22 .

[0033] Working principle: First, a notch is opened on one side of the bottom end of the fixed column 8, and then the first plug block 22 is inserted into the notch to complete the positioning of the lower pressure plate 4. Then, after the second plug block 24 is inserted into the reserved groove 23, the third plug block 25 is used to lock it. Then, according to the length of the workpiece, the first motor 12 can be started and the first motor 12 drives the threaded rod 13 to rotate. At this time, the threaded rod 13 and the threaded groove 20 in the threaded block 15 cooperate with each other, so that the threaded block 15 can move, and the external threads on the outside of the threaded rod 13 are symmetrically distributed, so that the threaded block 15 can move close to or away from it at the same time. Therefore, the overall position of the bottom lower pressure plate 4 and the upper pressure plate 6 can be adjusted, so that the workpiece is placed between the two groups of lower pressure plates 4 and upper pressure plates 6. Then, after starting the first telescopic rod 10, the height of the upper pressure plate 6 can be adjusted, and the distance between the upper pressure plate 6 and the lower pressure plate 4 can be changed. The clamping work is completed by adjusting the distance.

[0034] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. A workpiece clamping device for metal electroplating processing, comprising a supporting base plate (1), characterized in that: Support rods (2) are fixed on both sides of the top end of the support base plate (1), first reinforcing plates (3) are fixed on both sides of the bottom end of the support rods (2), a threaded rod (13) is installed between the support rods (2) at a position close to the top end, one side of the threaded rod (13) is connected to a first motor (12), a guide rod (14) is provided at the top end of the threaded rod (13), an outer side wall of the threaded rod (13) is connected to a threaded block (15), a first connecting plate (16) is installed at the bottom end of the threaded block (15), a second telescopic rod (17) is installed at the bottom end of the first connecting plate (16), a second connecting plate (18) is installed at the bottom end of the second telescopic rod (17), a fixing column (8) is installed at one side of the bottom end of the second connecting plate (18), and a second reinforcing plate (11) is installed at a position close to the top end of one side of the fixing column (8).

2. The workpiece clamping device for metal electroplating processing according to claim 1, characterized in that: A thread groove (20) is provided inside the thread block (15) near the bottom end, and a threaded connection is formed between the thread groove (20) and the thread rod (13).

3. The workpiece clamping device for metal electroplating processing according to claim 1, characterized in that: A guide hole (19) is provided inside the threaded block (15) at a position close to the top end, and a guide connection is formed between the guide hole (19) and the guide rod (14).

4. The workpiece clamping device for metal electroplating processing according to claim 1, characterized in that: Two groups of the second telescopic rods (17) are distributed on the top of the second connecting plate (18), and the threaded blocks (15) are symmetrically distributed with respect to the outer side wall of the threaded rod (13).

5. The workpiece clamping device for metal electroplating processing according to claim 1, characterized in that: A first telescopic rod (10) is installed at the middle position of the bottom end of the second connecting plate (18), and the bottom end of the first telescopic rod (10) is connected to an upper pressing plate (6).

6. The workpiece clamping device for metal electroplating processing according to claim 5, characterized in that: The upper pressing plate (6) is provided with concave grooves (21) inside, and the concave grooves (21) are evenly distributed inside the upper pressing plate (6).

7. The workpiece clamping device for metal electroplating processing according to claim 5, characterized in that: A sliding block (9) is fixed on one side of the upper pressing plate (6), and a sliding groove (7) is provided on one side inside the fixing column (8), so that a sliding connection is formed between the sliding groove (7) and the sliding block (9).

8. The workpiece clamping device for metal electroplating processing according to claim 1, characterized in that: A notch is provided at the bottom end of the fixing column (8), and a first plug block (22) is inserted in the notch; a lower pressure plate (4) is fixed to one side of the first plug block (22), and a reserved hole (5) is provided in the lower pressure plate (4); a reserved groove (23) is provided in one side of the first plug block (22), and a second plug block (24) is inserted in the reserved groove (23); and a third plug block (25) is inserted in one side of the second plug block (24).

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