Multi-station adjustable assembling clamp

Abstract

The utility model belongs to the technical field of assembly clamps, and particularly relates to a multi-station adjustable assembly clamp which comprises a supporting seat, a supporting shaft is installed in the supporting seat through a bearing, an assembly table is fixedly connected to the upper end of the supporting shaft, a synchronous air cylinder is fixedly installed at the upper end of the assembly table, and a synchronous air cylinder is fixedly installed at the lower end of the synchronous air cylinder. And a sliding block is slidably connected to the interior of the assembling table, a clamping block is fixedly connected to the upper end of the sliding block, and the clamping block is slidably connected with the assembling table. Through the arrangement of structures such as the synchronous air cylinders and the clamping blocks, the assembling clamp has good multi-station performance, workpieces can be clamped and fixed under the action of the structures such as the synchronous air cylinders, the clamping blocks and the sliding blocks, the end disc is pulled to move upwards so as to drive the connecting rod to move, so that the plug is separated from the flow guide hole, and the assembling clamp is convenient to assemble and disassemble. And lubricating oil can be filled into the fixing block for use, so that the synchronous air cylinder is lubricated, and the telescopic resistance of the synchronous air cylinder is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of assembly fixtures, in particular to a multi-station adjustable assembly fixture. Background Art

[0002] As we all know, assembly fixtures are devices used for assembly and assembly work, usually used in assembly lines for batch production or multi-variety production. Their main function is to maintain the position and posture of the workpiece, facilitate the operator to perform assembly work, and improve production efficiency and assembly accuracy.

[0003] In the utility model patent with the patent authorization announcement number CN204868753U, an assembly fixture is disclosed, which is suitable for assembling a first assembly part and a second assembly part that cooperate with each other, wherein the assembly fixture includes a base plate, a first driver, a first ejector pin and a guide seat, the first driver and the guide seat are both fixed on the base plate, at least one of the guide seat and the base plate is formed with a receiving portion for the first assembly part and the second assembly part to be fixedly placed, the guide seat is provided with a first guide hole and a first feed hole, the first guide hole is connected to the receiving portion, the first feed hole is arranged from top to bottom and intersects and is connected to the first guide hole, the first ejector pin is slidably inserted into the first guide hole, and the first ejector pin is connected to the output end of the first driver; the first connecting member used to be inserted between the first assembly part and the second assembly part slides from the first feed hole into the first guide hole, and the first driver drives the first ejector pin to push the first connecting member located in the first guide hole to be inserted between the first assembly part and the second assembly part located on the receiving portion.

[0004] However, the existing assembly fixtures also have certain shortcomings. First, the existing assembly fixtures simply use a single-station clamp block, a synchronous cylinder, etc. to fix the workpiece. Due to the complexity of the working conditions, this is obviously inconvenient for operators to use. In addition, due to the friction factor between the cylinder body and the telescopic end of the existing synchronous cylinder, the telescopic resistance of the synchronous cylinder will increase after long-term use.

[0005] Secondly, the existing assembly fixtures are mostly fixed to the assembly seat in a fixed installation form, which makes it difficult to adjust the angle of the assembly table and makes it difficult for operators to adjust it. Utility Model Content

[0006] The utility model aims to provide a multi-station adjustable assembly fixture, which solves the problem that the existing assembly fixtures mostly simply use a single-station clamp, a synchronous cylinder, etc. to fix the workpiece, which is obviously inconvenient for operators to use due to the complexity of the working conditions, and the existing synchronous cylinder will cause the expansion and contraction resistance of the synchronous cylinder to increase due to the friction factor of the material between the cylinder body and the telescopic end after long-term use; and solves the problem that the existing assembly fixtures mostly use a fixed installation form to fix between the assembly seat, which makes it difficult to adjust the angle of the assembly table, making it difficult for operators to adjust it.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-station adjustable assembly fixture, comprising a support seat, a support shaft is installed inside the support seat through a bearing, an assembly table is fixedly connected to the upper end of the support shaft, a synchronous cylinder is fixedly installed on the upper end of the assembly table, a slider is slidably connected inside the assembly table, a clamping block is fixedly connected to the upper end of the slider, the clamping block is slidably connected to the assembly table, the clamping block is fixedly connected to the telescopic end of the synchronous cylinder, a fixed block is fixedly connected to the upper end of the assembly table and located between the synchronous cylinder and the clamping block, and the fixed block is slidably connected to the telescopic end of the synchronous cylinder;

[0008] The inner wall of the fixed block is provided with a guide hole, the upper end of the fixed block contacts an end plate, the lower end of the end plate is fixedly connected to a connecting rod, the connecting rod is slidably connected to the fixed block, the horizontal part of the connecting rod is bonded to an elastic rope, and the other end of the elastic rope is bonded to the fixed block;

[0009] A pulley 1 is fixedly sleeved on the outer side of the support shaft, a motor is fixedly installed on the right side of the upper end of the support seat, the output shaft of the motor is rotatably connected to the support seat, a pulley 2 is fixedly sleeved on the outer side of the output shaft of the motor, a V-belt is commonly provided on the surfaces of the pulley 2 and the pulley 1, a guide block is slidably connected inside the support seat, a mounting shaft is fixedly connected to the lower end of the guide block, a threaded rod is installed inside the support seat through a bearing, and the threaded rod is connected to the guide block by threads.

[0010] Preferably, a plurality of the synchronous cylinders are provided, and the plurality of the synchronous cylinders are evenly distributed on the assembly table. Through the provision of the synchronous cylinders, the clamping block can be pushed to move, and the multi-station capability of the assembly fixture can be ensured.

[0011] Preferably, a plurality of the sliders are provided, and the plurality of sliders are evenly distributed on the assembly table. Through the provision of the sliders, the clamping block can be guided to ensure stable movement of the clamping block.

[0012] Preferably, a plug is fixedly connected to the lower end of the connecting rod, and the plug is slidably connected to the guide hole. The guide hole can be sealed by setting the plug.

[0013] Preferably, a plurality of the elastic ropes are provided, and the plurality of the elastic ropes are evenly distributed on the connecting rod. Through the provision of the elastic ropes, the connecting rod can be connected for use.

[0014] Preferably, a tensioning wheel is installed on the outer side of the installation shaft through a bearing, and the tensioning wheel is in contact with the V-belt. The V-belt can be tensioned by the setting of the tensioning wheel.

[0015] Preferably, the rear end of the threaded rod is fixedly connected with a rotating disk, the rotating disk is rotatably connected to the support seat, and the back side of the rotating disk is fixedly connected with a grip rod. The arrangement of the rotating disk and the grip rod facilitates the operator to drive the threaded rod to rotate.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0017] 1. The utility model provides a plurality of synchronous cylinders, a plurality of clamping blocks and other structures, so that the assembly fixture has good multi-station performance. Under the action of the synchronous cylinder, the clamping block, the slider and other structures, the workpiece can be clamped and fixed, and the end plate is pulled upward to drive the connecting rod to move, so that the plug is separated from the guide hole, and lubricating oil can be filled into the fixed block for use, thereby lubricating the synchronous cylinder to reduce the expansion and contraction resistance of the synchronous cylinder.

[0018] 2. The utility model can drive the support shaft to rotate through the action of the motor, the second pulley, the first pulley and other structures, and adjust the position of the clamping block. Under the action of the rotating disk, the threaded rod, the guide block and other structures, the tensioning wheel can be driven to move, and then the V-belt can be tensioned to ensure the transmission effect of the V-belt. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0020] Figure 2 For the utility model Figure 1 A bottom-up stereogram of

[0021] Figure 3 For the utility model Figure 1 A front cross-sectional view of

[0022] Figure 4 For the utility model Figure 3 A magnified image of point A;

[0023] Figure 5 For the utility model Figure 2Enlarged view of point B.

[0024] In the figure: 1. support seat; 2. support shaft; 3. assembly table; 4. synchronous cylinder; 5. slider; 6. clamping block; 7. fixing block; 8. guide hole; 9. end plate; 10. connecting rod; 11. plug; 12. elastic rope; 13. pulley one; 14. motor; 15. pulley two; 16. V-belt; 17. guide block; 18. mounting shaft; 19. tensioning wheel; 20. threaded rod; 21. rotating disk. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 A multi-station adjustable assembly fixture comprises a support seat 1, a support shaft 2 is installed inside the support seat 1 through a bearing, an assembly table 3 is fixedly connected to the upper end of the support shaft 2, a synchronous cylinder 4 is fixedly installed to the upper end of the assembly table 3, a slider 5 is slidably connected inside the assembly table 3, a clamping block 6 is fixedly connected to the upper end of the slider 5, the clamping block 6 is slidably connected to the assembly table 3, the clamping block 6 is fixedly connected to the telescopic end of the synchronous cylinder 4, a fixed block 7 is fixedly connected to the upper end of the assembly table 3 and located between the synchronous cylinder 4 and the clamping block 6, and the fixed block 7 is slidably connected to the telescopic end of the synchronous cylinder 4;

[0027] The inner wall of the fixed block 7 is provided with a guide hole 8, the upper end of the fixed block 7 contacts with an end plate 9, the lower end of the end plate 9 is fixedly connected with a connecting rod 10, the connecting rod 10 is slidably connected with the fixed block 7, the horizontal part of the connecting rod 10 is bonded with an elastic rope 12, and the other end of the elastic rope 12 is bonded with the fixed block 7;

[0028] A pulley 13 is fixedly sleeved on the outer side of the support shaft 2, a motor 14 is fixedly installed on the right side of the upper end of the support seat 1, the output shaft of the motor 14 is rotatably connected to the support seat 1, a pulley 2 15 is fixedly sleeved on the outer side of the output shaft of the motor 14, and a V-belt 16 is commonly provided on the surfaces of the pulley 2 15 and the pulley 1 13, a guide block 17 is slidably connected inside the support seat 1, and a mounting shaft 18 is fixedly connected to the lower end of the guide block 17, a threaded rod 20 is installed inside the support seat 1 through a bearing, and the threaded rod 20 is threadedly connected to the guide block 17.

[0029] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 There are multiple synchronous cylinders 4, which are evenly distributed on the assembly table 3. Through the setting of the synchronous cylinders 4, the clamping block 6 can be pushed to move, and the multi-stationarity of the assembly fixture can be ensured. There are multiple sliders 5, which are evenly distributed on the assembly table 3. Through the setting of the sliders 5, the clamping block 6 can be guided to ensure the stable movement of the clamping block 6. The lower end of the connecting rod 10 is fixedly connected with a plug 11, and the plug 11 is slidably connected to the guide hole 8. Through the setting of the plug 11, the guide hole 8 can be blocked. There are multiple elastic ropes 12, which are evenly distributed on the connecting rod 10. Through the setting of the elastic rope 12, the connecting rod 10 can be connected and used.

[0030] See also Figure 1 , Figure 2 , Figure 3 , Figure 5 A tensioning wheel 19 is installed on the outer side of the mounting shaft 18 through a bearing. The tensioning wheel 19 is in contact with the V-belt 16. By setting the tensioning wheel 19, the V-belt 16 can be tensioned. A rotating disk 21 is fixedly connected to the rear end of the threaded rod 20. The rotating disk 21 is rotatably connected to the support seat 1. A grip rod is fixedly connected to the back of the rotating disk 21. Through the setting of the rotating disk 21 and the grip rod, it is convenient for the operator to drive the threaded rod 20 to rotate.

[0031] The specific implementation process of the utility model is as follows: when the multi-station adjustable assembly fixture needs to be used, the synchronous cylinder 4 is started to drive the telescopic end to move, so as to push the clamping block 6 to move, so that the clamping block 6 drives the slide block 5 to slide along the inner wall of the assembly table 3 to ensure the stable movement of the clamping block 6, and then the workpiece is clamped and fixed, and the end plate 9 can be pulled to move upward to drive the connecting rod 10 to move upward, the elastic rope 12 is deformed, and drives the plug 11 to move. When the plug 11 is separated from the guide hole 8, the end plate 9 is away from the fixed block 7, and lubricating oil can be injected into the fixed block 7, so that the lubricating oil flows out through the guide hole 8 and contacts with the telescopic end of the synchronous cylinder 4, so as to lubricate the synchronous cylinder 4;

[0032] The starting motor 14 drives the output shaft to rotate, thereby driving the pulley 2 15 to rotate. Under the transmission action of the V-belt 16, the pulley 13 can be driven to rotate, and then the support shaft 2 can be driven to rotate, and finally the assembly table 3 can be driven to rotate. The assembly fixture is adjustable, and the handle can be pushed to drive the rotating disk 21 to rotate, so as to drive the threaded rod 20 to rotate. Under the relationship of the threaded connection, the guide block 17 can be driven to move, and then the installation shaft 18 can be driven to move, and finally the tensioning wheel 19 can be driven to move, so that the tensioning wheel 19 can tension the V-belt 16 to ensure the transmission effect of the V-belt 16 and avoid the problem of loosening of the V-belt 16.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multi-station adjustable assembly fixture, comprising a support seat (1), characterized in that: A support shaft (2) is installed inside the support seat (1) via a bearing, an assembly table (3) is fixedly connected to the upper end of the support shaft (2), a synchronous cylinder (4) is fixedly installed to the upper end of the assembly table (3), a slider (5) is slidably connected inside the assembly table (3), a clamping block (6) is fixedly connected to the upper end of the slider (5), the clamping block (6) is slidably connected to the assembly table (3), the clamping block (6) is fixedly connected to the telescopic end of the synchronous cylinder (4), a fixed block (7) is fixedly connected to the upper end of the assembly table (3) and located between the synchronous cylinder (4) and the clamping block (6), and the fixed block (7) is slidably connected to the telescopic end of the synchronous cylinder (4); The inner wall of the fixed block (7) is provided with a flow guide hole (8); the upper end of the fixed block (7) contacts an end plate (9); the lower end of the end plate (9) is fixedly connected to a connecting rod (10); the connecting rod (10) is slidably connected to the fixed block (7); an elastic rope (12) is bonded to the horizontal portion of the connecting rod (10); the other end of the elastic rope (12) is bonded to the fixed block (7); A pulley 1 (13) is fixedly sleeved on the outer side of the support shaft (2); a motor (14) is fixedly mounted on the right side of the upper end of the support seat (1); the output shaft of the motor (14) is rotatably connected to the support seat (1); a pulley 2 (15) is fixedly sleeved on the outer side of the output shaft of the motor (14); a V-belt (16) is provided on the surfaces of the pulley 2 (15) and the pulley 1 (13); a guide block (17) is slidably connected inside the support seat (1); a mounting shaft (18) is fixedly connected to the lower end of the guide block (17); a threaded rod (20) is mounted inside the support seat (1) via a bearing; the threaded rod (20) is threadedly connected to the guide block (17).

2. The multi-station adjustable assembly fixture according to claim 1, characterized in that: A plurality of the synchronous cylinders (4) are provided, and the plurality of the synchronous cylinders (4) are evenly distributed on the assembly table (3).

3. The multi-station adjustable assembly fixture according to claim 1, characterized in that: A plurality of the sliding blocks (5) are provided, and the plurality of sliding blocks (5) are evenly distributed on the assembly table (3).

4. The multi-station adjustable assembly fixture according to claim 1, characterized in that: A plug (11) is fixedly connected to the lower end of the connecting rod (10), and the plug (11) is slidably connected to the guide hole (8).

5. The multi-station adjustable assembly fixture according to claim 1, characterized in that: A plurality of the elastic ropes (12) are provided, and the plurality of the elastic ropes (12) are evenly distributed on the connecting rod (10).

6. The multi-station adjustable assembly fixture according to claim 1, characterized in that: A tension wheel (19) is mounted on the outer side of the mounting shaft (18) via a bearing, and the tension wheel (19) is in contact with the V-belt (16).

7. The multi-station adjustable assembly fixture according to claim 1, characterized in that: A rotating disk (21) is fixedly connected to the rear end of the threaded rod (20), the rotating disk (21) is rotatably connected to the support seat (1), and a grip rod is fixedly connected to the back of the rotating disk (21).

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