Matching device of hydraulic oil cylinder and using method

Abstract

The invention discloses a matching device of a hydraulic oil cylinder and a using method. The matching device comprises a workbench, and a mounting frame is fixedly connected to the left side of the top of the workbench. After a first motor drives a fixed clamping block and a movable clamping block to clamp a cylinder body, an electric cylinder drives a clamping plate to move upwards, the clamping plate is separated from a movable clamping seat, a piston rod is placed in the movable clamping seat, the electric cylinder is started again, the electric cylinder drives the clamping plate to move downwards, and the clamping plate is matched with the movable clamping seat to fix the piston rod; when the piston rod and the cylinder body are connected in a matched mode, the second motor drives the transmission block to move towards the left side, the transmission block drives the movable clamping base to move, the movable clamping base drives the piston rod to move towards the left side, and matched connection assembly of the cylinder body and the piston rod is completed. Cylinder bodies and piston rods can be placed in the automatic matching and connecting assembly in batches, automatic connection and matching are achieved, and the matching and connecting effect of the hydraulic oil cylinder is improved.

Description

Technical Field

[0001] The invention relates to the technical field of hydraulic cylinder production equipment, and in particular to a matching device and a use method of a hydraulic cylinder. Background Art

[0002] Engineering machinery: In equipment such as excavators, loaders, cranes, etc., hydraulic cylinders are used to achieve actions such as digging, loading, and lifting. These equipment usually need to withstand large loads and impact forces. The high strength and reliability of hydraulic cylinders make them ideal actuators.

[0003] Metallurgical industry: In metallurgical equipment such as rolling mills and continuous casting machines, hydraulic cylinders are used to control the movement and pressure of the equipment; for example, the press-down device of a rolling mill usually uses a hydraulic cylinder to adjust the gap between the rollers to achieve rolling of plates of different thicknesses;

[0004] Mining machinery: In equipment such as coal mining machines and crushers, hydraulic cylinders are used to realize the functions of propulsion and support of equipment; in coal mining, hydraulic cylinders can provide stable support force for coal mining machines to ensure the normal operation of coal mining machines;

[0005] Automotive industry: In dump trucks, cranes and other automotive equipment, hydraulic cylinders are used to lift and tilt the carriages. The rapid response and precise control performance of hydraulic cylinders enable these equipment to efficiently complete various tasks.

[0006] Aerospace: Hydraulic cylinders are also widely used in aircraft landing gear, steering gear and other systems; these hydraulic cylinders need to meet strict quality and reliability requirements to ensure the safe operation of the aircraft.

[0007] In the process of manufacturing hydraulic cylinders, a matching device is required. The traditional matching method is to manually connect the cylinder body and the piston rod. Since the cylinder body and the piston rod are made of pure metal, the weight of the cylinder body and the piston rod is heavy. It is time-consuming and laborious for the staff to move the piston rod and fit it into the cylinder body, resulting in low efficiency of the hydraulic cylinder matching assembly work and reducing the matching connection effect of the hydraulic cylinder. Summary of the invention

[0008] In order to solve the problems raised in the above-mentioned background technology, the purpose of the present invention is to provide a matching device and a method of use of a hydraulic cylinder, which has the advantages of efficient matching connection and assembly, and solves the problem that the matching method is to manually match and connect the cylinder body and the piston rod. Since the cylinder body and the piston rod are made of pure metal, the weight of the cylinder body and the piston rod is heavy. When the staff moves the piston rod to fit into the interior of the cylinder body, it will be time-consuming and laborious, resulting in low efficiency of the hydraulic cylinder matching assembly work and reduced The matching connection effect of the hydraulic cylinder is reduced.

[0009] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a matching device and a method for using a hydraulic cylinder, comprising a workbench, a mounting frame is fixedly connected to the left side of the top of the workbench, a cylinder body is arranged on the left side of the top of the workbench, a fixed clamping block is arranged on the rear side of the cylinder body, a movable clamping block is arranged on the front side of the cylinder body, a control panel is fixedly connected to the front side of the movable clamping block, the top of the control panel extends to the top of the mounting frame, a clamping mechanism is fixedly connected to the top of the control panel, a movable clamping seat is arranged on the right side of the top of the mounting frame, a transmission mechanism is fixedly connected to the bottom of the movable clamping seat, an electric cylinder is fixedly connected to the front and rear sides of the top of the movable clamping seat, and a clamping plate is fixedly connected to the top of the electric cylinder.

[0010] As a preferred embodiment of the present invention, the clamping mechanism includes a mounting seat, the top of the mounting seat is fixedly connected to a motor 1, the output end of the motor 1 is fixedly connected to a worm, the front and rear sides of the bottom of the worm are meshed with worm wheels, the right side of the worm wheel is fixedly connected to a gear, the bottom of the gear is meshed with a toothed plate, and the bottom of the toothed plate is fixedly connected to the top of the control panel.

[0011] As a preferred embodiment of the present invention, the transmission mechanism includes a transmission block, the transmission block is fixedly connected to the front and rear sides of the bottom of the movable clamping seat, the bottom of the transmission block is fixedly connected to a transmission plate, the front and rear sides of the bottom of the transmission plate are fixedly connected to belts, both sides of the belt are provided with pulley parts, the pulley part is rotatably connected to the bottom of the workbench through a hinge, the left side of the rear side of the pulley part is fixedly connected to motor 2, and the output end of motor 2 is fixedly connected to the rear side of the pulley part.

[0012] As a preferred embodiment of the present invention, a leveling plate is fixedly connected to the right side of the movable clamping seat, and the leveling plate is located on the right side of the top of the workbench.

[0013] As a preferred embodiment of the present invention, the right sides of the movable clamping seat and the clamping plate are fixedly connected with an extension sleeve, and the extension sleeve is located on the top of the flush plate.

[0014] As a preferred embodiment of the present invention, the output end of the electric cylinder is fixedly connected to a reinforcement block, and the top of the reinforcement block is fixedly connected to the bottom of the clamping plate.

[0015] As a preferred embodiment of the present invention, a protective cover is fixedly connected to the top of the mounting frame, and the motor 1 is located inside the protective cover.

[0016] As a preferred embodiment of the present invention, a positioning sleeve is fixedly connected to the front side of the inner wall of the protective cover, and the inner wall of the positioning sleeve is movably connected to the front side of the surface of the worm.

[0017] As preferred embodiment of the present invention, the method comprises the following steps:

[0018] S1: First, place the cylinder body inside the fixed clamp block, start motor 1, motor 1 drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the gear to rotate, the gear drives the toothed plate to move, the toothed plate drives the control plate to move, the control plate drives the movable clamp block to move, the movable clamp block moves to the side close to the fixed clamp block, when the fixed clamp block and the movable clamp block tighten the cylinder body, turn off motor 1, install the piston rod, and execute S2;

[0019] S2: Start the electric cylinder, the electric cylinder drives the clamping plate to move upward, the clamping plate and the movable clamping seat are separated, the piston rod is placed inside the movable clamping seat, the electric cylinder is started again, the electric cylinder drives the clamping plate to move downward, the clamping plate cooperates with the movable clamping seat, the piston rod is fixed, and when the piston rod is connected with the cylinder body, S3 is executed;

[0020] S3: Start motor 2, which drives the pulley to rotate, which drives the belt to rotate, which drives the transmission plate to move to the left, which drives the transmission block to move to the left, which drives the movable clamp to move, which drives the piston rod to move to the left. When the piston rod enters the cylinder body, the movable clamp stops moving, and the cylinder body and the piston rod are connected and assembled.

[0021] Compared with the prior art, the present invention has the following beneficial effects:

[0022] When the piston rod is connected with the cylinder body, the moving clamping seat is stopped, and the cylinder body and the piston rod are connected and matched, so that the piston rod is fixed to the movable clamping seat and the movable clamping seat is moved.

[0023] 2. The present invention can clamp and install the cylinder body by providing a clamping mechanism, thereby preventing the cylinder body from loosening when the cylinder body and the piston rod are matched and connected, and improving the stability of the matched connection between the cylinder body and the piston rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the structure of the present invention;

[0025] Figure 2 is a three-dimensional diagram of the cylinder body of the present invention;

[0026] Figure 3 is a three-dimensional diagram of the belt of the present invention;

[0027] Figure 4 A three-dimensional diagram of a tooth plate of the present invention;

[0028] Figure 5 It is a three-dimensional diagram of the transmission plate of the present invention.

[0029] In the figure: 1. workbench; 2. mounting frame; 3. cylinder body; 4. fixed clamping block; 5. movable clamping block; 6. control board; 7. clamping mechanism; 71. mounting seat; 72. motor 1; 73. worm; 74. worm wheel; 75. gear; 76. tooth plate; 8. movable clamping seat; 9. transmission mechanism; 91. transmission block; 92. transmission plate; 93. belt; 94. pulley; 95. motor 2; 10. electric cylinder; 11. clamping plate; 12. leveling plate; 13. extension sleeve; 14. reinforcement block; 15. protective cover; 16. positioning sleeve. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] like Figures 1 to 5 As shown, the present invention provides a matching device and a method of using a hydraulic cylinder, which includes a workbench 1, a mounting frame 2 is fixedly connected to the left side of the top of the workbench 1, a cylinder body 3 is arranged on the left side of the top of the workbench 1, a fixed clamping block 4 is arranged on the rear side of the cylinder body 3, a movable clamping block 5 is arranged on the front side of the cylinder body 3, a control board 6 is fixedly connected to the front side of the movable clamping block 5, the top of the control board 6 extends to the top of the mounting frame 2, a clamping mechanism 7 is fixedly connected to the top of the control board 6, a movable clamping seat 8 is arranged on the right side of the top of the mounting frame 2, a transmission mechanism 9 is fixedly connected to the bottom of the movable clamping seat 8, an electric cylinder 10 is fixedly connected to the front and rear sides of the top of the movable clamping seat 8, and a clamping plate 11 is fixedly connected to the top of the electric cylinder 10.

[0032] refer to Figure 4 The clamping mechanism 7 includes a mounting seat 71, a motor 72 is fixedly connected to the top of the mounting seat 71, a worm 73 is fixedly connected to the output end of the motor 72, a worm wheel 74 is meshed at the front and rear sides of the bottom of the worm wheel 73, a gear 75 is fixedly connected to the right side of the worm wheel 74, a tooth plate 76 is meshed at the bottom of the gear 75, and the bottom of the tooth plate 76 is fixedly connected to the top of the control board 6.

[0033] As a technical optimization solution of the present invention, by setting a clamping mechanism 7, the cylinder body 3 can be clamped and installed to prevent the cylinder body 3 from loosening when the cylinder body 3 is connected to the piston rod, thereby improving the stability of the connection between the cylinder body 3 and the piston rod.

[0034] refer to Figure 5 The transmission mechanism 9 includes a transmission block 91, which is fixedly connected to the front and rear sides of the bottom of the mobile clamp 8. A transmission plate 92 is fixedly connected to the bottom of the transmission block 91. A belt 93 is fixedly connected to the front and rear sides of the bottom of the transmission plate 92. Pulleys 94 are arranged on both sides inside the belt 93. The pulley 94 is rotatably connected to the bottom of the workbench 1 through a hinge. A motor 2 95 is fixedly connected to the left side of the rear side of the pulley 94. The output end of the motor 2 95 is fixedly connected to the rear side of the pulley 94.

[0035] As a technical optimization solution of the present invention, by setting up a transmission mechanism 9, the piston rod can be driven to move, avoiding the piston rod being unable to move, resulting in the piston rod being unable to be inserted into the cylinder body 3, thereby improving the connection efficiency between the cylinder body 3 and the piston rod.

[0036] refer to Figure 1 A leveling plate 12 is fixedly connected to the right side of the movable clamping seat 8 , and the leveling plate 12 is located on the right side of the top of the workbench 1 .

[0037] As a technical optimization solution of the present invention, by setting a leveling plate 12, the piston rods can be placed uniformly to avoid uneven placement of the piston rods, which causes the piston rods to be unable to be smoothly inserted into the cylinder body 3, thereby improving the movement and coordination effect of the piston rods.

[0038] refer to Figure 1 The right sides of the movable clamping seat 8 and the clamping plate 11 are fixedly connected with an extension sleeve 13 , and the extension sleeve 13 is located on the top of the flush plate 12 .

[0039] As a technical optimization solution of the present invention, by providing the extension sleeve 13, the contact area between the movable clamp seat 8 and the piston rod can be increased, thereby avoiding a small contact area between the movable clamp seat 8 and the piston rod and improving the pushing efficiency of the piston rod.

[0040] refer to Figure 3 The output end of the electric cylinder 10 is fixedly connected with a reinforcement block 14 , and the top of the reinforcement block 14 is fixedly connected to the bottom of the clamping plate 11 .

[0041] As a technical optimization solution of the present invention, by setting a reinforcement block 14, the connection between the electric cylinder 10 and the clamping plate 11 can be reinforced to avoid the electric cylinder 10 and the clamping plate 11 from breaking during use, preventing the electric cylinder 10 and the clamping plate 11 from failing to cooperate, and improving the use effect of the electric cylinder 10 and the clamping plate 11.

[0042] refer to Figure 1 A protective cover 15 is fixedly connected to the top of the mounting frame 2, and the motor 1 72 is located inside the protective cover 15.

[0043] As a technical optimization solution of the present invention, by providing a protective cover 15, the worm 73 and the worm wheel 74 can be shielded and protected to prevent foreign objects from contacting the worm 73 and causing the meshing point of the worm 73 and the worm wheel 74 to be stuck, thereby improving the matching safety of the worm 73 and the worm wheel 74.

[0044] refer to Figure 4 A positioning sleeve 16 is fixedly connected to the front side of the inner wall of the protection cover 15 , and the inner wall of the positioning sleeve 16 is movably connected to the front side of the surface of the worm 73 .

[0045] As a technical optimization solution of the present invention, by providing a positioning sleeve 16, the worm 73 can be stabilized to avoid the worm 73 from being skewed during the rotation of the worm 73, thereby improving the use stability of the worm 73.

[0046] refer to Figure 4 , the method is as follows:

[0047] S1: First, the cylinder body 3 is placed inside the fixed clamping block 4, and the motor 72 is started. The motor 72 drives the worm 73 to rotate, the worm 73 drives the worm wheel 74 to rotate, the worm wheel 74 drives the gear 75 to rotate, the gear 75 drives the toothed plate 76 to move, the toothed plate 76 drives the control board 6 to move, the control board 6 drives the movable clamping block 5 to move, and the movable clamping block 5 moves to the side close to the fixed clamping block 4. When the fixed clamping block 4 and the movable clamping block 5 clamp the cylinder body 3, the motor 72 is turned off, and when the piston rod is installed, S2 is executed;

[0048] S2: Start the electric cylinder 10, the electric cylinder 10 drives the clamping plate 11 to move upward, the clamping plate 11 and the movable clamping seat 8 are separated, the piston rod is placed inside the movable clamping seat 8, the electric cylinder 10 is started again, the electric cylinder 10 drives the clamping plate 11 to move downward, the clamping plate 11 cooperates with the movable clamping seat 8 to fix the piston rod, and when the piston rod is connected with the cylinder body 3, S3 is executed;

[0049] S3: Start motor 2 95, motor 2 95 drives pulley 94 to rotate, pulley 94 drives belt 93 to rotate, belt 93 drives transmission plate 92 to move to the left, transmission plate 92 drives transmission block 91 to move to the left, transmission block 91 drives movable clamp seat 8 to move, movable clamp seat 8 drives piston rod to move to the left, when piston rod enters the interior of cylinder body 3, stops moving movable clamp seat 8, and cylinder body 3 and piston rod are connected and assembled.

[0050] The working principle and use process of the present invention are as follows: when in use, firstly, the cylinder body 3 is placed inside the fixed clamping block 4, and the motor 72 is started. The motor 72 drives the worm 73 to rotate, the worm 73 drives the worm wheel 74 to rotate, the worm wheel 74 drives the gear 75 to rotate, the gear 75 drives the tooth plate 76 to move, the tooth plate 76 drives the control plate 6 to move, the control plate 6 drives the movable clamping block 5 to move, and the movable clamping block 5 moves to the side close to the fixed clamping block 4. When the fixed clamping block 4 and the movable clamping block 5 clamp the cylinder body 3, the motor 72 is turned off, and when the piston rod is installed, the electric cylinder 10 drives the clamping plate 11 to move upward, and the clamping plate 11 and the movable clamping seat 8 are separated, and the movable clamping block 5 is moved. The plug rod is placed inside the mobile clamp seat 8, and the electric cylinder 10 is started again. The electric cylinder 10 drives the clamping plate 11 to move downward, and the clamping plate 11 cooperates with the mobile clamp seat 8 to fix the piston rod. When the piston rod is connected with the cylinder body 3, the motor 2 95 drives the pulley member 94 to rotate, and the pulley member 94 drives the belt 93 to rotate. The belt 93 drives the transmission plate 92 to move to the left, and the transmission plate 92 drives the transmission block 91 to move to the left. The transmission block 91 drives the mobile clamp seat 8 to move, and the mobile clamp seat 8 drives the piston rod to move to the left. When the piston rod enters the interior of the cylinder body 3, the movement of the mobile clamp seat 8 is stopped, and the cylinder body 3 and the piston rod are connected and assembled.

[0051] To sum up: the matching device and use method of the hydraulic cylinder, through the matching use of the workbench 1, the mounting frame 2, the cylinder body 3, the fixed clamp block 4, the movable clamp block 5, the control panel 6, the clamping mechanism 7, the movable clamp seat 8, the transmission mechanism 9, the electric cylinder 10 and the clamping plate 11, solves the problem that the matching method is to manually match and connect the cylinder body and the piston rod. Since the cylinder body and the piston rod are made of pure metal, the weight of the cylinder body and the piston rod is heavy. When the staff moves the piston rod to fit into the interior of the cylinder body, it will be time-consuming and laborious, resulting in low efficiency in the matching assembly of the hydraulic cylinder and reducing the matching connection effect of the hydraulic cylinder.

[0052] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0053] 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 matching device for a hydraulic cylinder, comprising a workbench (1), characterized in that: The left side of the top of the workbench (1) is fixedly connected to a mounting frame (2); the left side of the top of the workbench (1) is provided with a cylinder body (3); the rear side of the cylinder body (3) is provided with a fixed clamping block (4); the front side of the cylinder body (3) is provided with a movable clamping block (5); the front side of the movable clamping block (5) is fixedly connected to a control panel (6); the top of the control panel (6) extends to the top of the mounting frame (2); the top of the control panel (6) is fixedly connected to a clamping mechanism (7); the right side of the top of the mounting frame (2) is provided with a movable clamping seat (8); the bottom of the movable clamping seat (8) is fixedly connected to a transmission mechanism (9); the front and rear sides of the top of the movable clamping seat (8) are fixedly connected to an electric cylinder (10); the top of the electric cylinder (10) is fixedly connected to a clamping plate (11).

2. A matching device for a hydraulic cylinder according to claim 1, characterized in that: The clamping mechanism (7) comprises a mounting seat (71), the top of the mounting seat (71) is fixedly connected to a motor 1 (72), the output end of the motor 1 (72) is fixedly connected to a worm (73), the front and rear sides of the bottom of the worm (73) are meshed with a worm wheel (74), the right side of the worm wheel (74) is fixedly connected to a gear (75), the bottom of the gear (75) is meshed with a toothed plate (76), and the bottom of the toothed plate (76) is fixedly connected to the top of the control panel (6).

3. A matching device for a hydraulic cylinder according to claim 2, characterized in that: The transmission mechanism (9) comprises a transmission block (91), the transmission block (91) is fixedly connected to the front side and the rear side of the bottom of the movable clamping seat (8), the bottom of the transmission block (91) is fixedly connected to a transmission plate (92), the front side and the rear side of the bottom of the transmission plate (92) are fixedly connected to a belt (93), both sides of the belt (93) are provided with pulleys (94), the pulleys (94) are rotatably connected to the bottom of the workbench (1) through a hinge, the left side of the rear side of the pulley (94) is fixedly connected to a second motor (95), and the output end of the second motor (95) is fixedly connected to the rear side of the pulley (94).

4. The matching device of a hydraulic cylinder according to claim 1, characterized in that: A leveling plate (12) is fixedly connected to the right side of the movable clamping seat (8), and the leveling plate (12) is located on the right side of the top of the workbench (1).

5. The matching device of a hydraulic cylinder according to claim 1, characterized in that: The right sides of the movable clamping seat (8) and the clamping plate (11) are both fixedly connected with an extension sleeve (13), and the extension sleeve (13) is located on the top of the leveling plate (12).

6. The matching device of a hydraulic cylinder according to claim 1, characterized in that: The output end of the electric cylinder (10) is fixedly connected to a reinforcement block (14), and the top of the reinforcement block (14) is fixedly connected to the bottom of the clamping plate (11).

7. The matching device of a hydraulic cylinder according to claim 2, characterized in that: A protective cover (15) is fixedly connected to the top of the mounting frame (2), and the motor 1 (72) is located inside the protective cover (15).

8. The matching device of a hydraulic cylinder according to claim 7, characterized in that: A positioning sleeve (16) is fixedly connected to the front side of the inner wall of the protective cover (15), and the inner wall of the positioning sleeve (16) is movably connected to the front side of the surface of the worm (73).

9. The method for using the matching device of a hydraulic cylinder according to claims 1-8, characterized in that: The method comprises the following steps: S1: First, the cylinder body (3) is placed inside the fixed clamping block (4), and the motor 1 (72) is started. The motor 1 (72) drives the worm (73) to rotate, the worm (73) drives the worm wheel (74) to rotate, the worm wheel (74) drives the gear (75) to rotate, the gear (75) drives the toothed plate (76) to move, the toothed plate (76) drives the control plate (6) to move, the control plate (6) drives the movable clamping block (5) to move, and the movable clamping block (5) moves to the side close to the fixed clamping block (4). When the fixed clamping block (4) and the movable clamping block (5) clamp the cylinder body (3), the motor 1 (72) is turned off, and when the piston rod is installed, S2 is executed; S2: Start the electric cylinder (10), the electric cylinder (10) drives the clamping plate (11) to move upward, the clamping plate (11) and the movable clamping seat (8) are separated, the piston rod is placed inside the movable clamping seat (8), the electric cylinder (10) is started again, the electric cylinder (10) drives the clamping plate (11) to move downward, the clamping plate (11) cooperates with the movable clamping seat (8), the piston rod is fixed, and when the piston rod is connected with the cylinder body (3), S3 is executed; S3: Start the second motor (95), the second motor (95) drives the pulley (94) to rotate, the pulley (94) drives the belt (93) to rotate, the belt (93) drives the transmission plate (92) to move to the left, the transmission plate (92) drives the transmission block (91) to move to the left, the transmission block (91) drives the movable clamp seat (8) to move, the movable clamp seat (8) drives the piston rod to move to the left, when the piston rod enters the interior of the cylinder body (3), the movement of the movable clamp seat (8) stops, and the cylinder body (3) and the piston rod are connected and assembled.

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