Maintenance frame body of heavy mechanical transmission arm

Abstract

The invention belongs to the technical field of heavy machinery, and discloses a heavy mechanical transmission arm maintenance frame body which comprises a maintenance platform, a bearing plate is movably connected into the maintenance platform, a limiting plate is fixedly connected to the top of the bearing plate, and a moving plate is movably connected into the limiting plate in a clamped mode. A threaded rod is in threaded connection with the interior of the moving plate, a first gear is fixedly connected to the exterior of the threaded rod, a first toothed plate is meshed with the outer edge of the first gear, and a fixing block is fixedly clamped to the top end of the first toothed plate. Through the arrangement of a moving plate, a first toothed plate, a spring rod, a first clamping plate, a second clamping plate and other structures, a first motor is started, the first motor drives a threaded rod to rotate, the moving plate moves along the interior of a limiting plate and gets close to the first toothed plate, a hinge seat moves upwards through the moving plate, and the first clamping plate and the second clamping plate abut against a mechanical transmission arm; and a worker can conveniently disassemble the mechanical transmission arm.

Description

Technical Field

[0001] The invention belongs to the technical field of heavy machinery, in particular to a maintenance frame of a heavy machinery transmission arm. Background Art

[0002] A mechanical transmission arm is an automatic device that can imitate certain movements and functions of human hands and arms, and is used to grasp, carry objects or operate tools according to a fixed program. Its characteristics are that it can complete various expected operations through programming, and its structure and performance combine the advantages of both human and mechanical machines. The transmission arm is mainly composed of three parts: an actuator, a drive mechanism and a control system. The hand is a component used to grasp the workpiece. It has a variety of structural forms according to the shape, size, weight, material and operation requirements of the grasped object, such as clamping type, holding type and adsorption type. The motion mechanism enables the hand to complete various rotations, movements or compound movements to achieve the specified actions and change the position and posture of the grasped object.

[0003] The existing maintenance frame of the heavy-duty mechanical transmission arm mostly places the mechanical transmission arm on a maintenance table, and the staff inspects and repairs the mechanical transmission arm by turning the mechanical transmission arm over. Since the mechanical transmission arm cannot be fixed during the maintenance process, it is not easy for the staff to move the mechanical transmission arm when repairing the mechanical transmission arm, and it is not convenient for the staff to disassemble the mechanical transmission arm for maintenance. A maintenance frame for the heavy-duty mechanical transmission arm is now proposed to solve the above problems. Summary of the invention

[0004] In order to solve the problems raised in the above background technology, the present invention provides a maintenance frame for a heavy-duty mechanical transmission arm, which solves the problem that it is inconvenient for workers to disassemble the mechanical transmission arm during maintenance.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a maintenance frame for a heavy machinery transmission arm, comprising a maintenance platform, wherein a load-bearing plate is movably connected to the maintenance platform, a limit plate is fixedly connected to the top of the load-bearing plate, a movable plate is movably connected to the limit plate, a threaded rod is threadedly connected to the inside of the movable plate, and a first gear is fixedly connected to the outside of the threaded rod; The outer edge of the first gear is meshed with a first tooth plate, the top of the first tooth plate is fixedly clamped with a fixing block, spring rods are hinged on both sides of the fixing block, one end of the spring rod is hinged with a first clamping plate, one side of the first clamping plate is fixedly connected to a first clamping pad, the middle part of the first clamping plate is movably connected to a second clamping plate, one side of the second clamping plate is fixedly connected to a second clamping pad, and the middle part of the second clamping plate is movably connected to a hinged seat.

[0006] Preferably, a first spring telescopic rod is fixedly connected to one side of the bearing plate, a first motor is fixedly connected to one end of the threaded rod, a second spring telescopic rod is fixedly connected to the other end of the threaded rod, and a support plate is fixedly connected to the outside of the first motor; The bottom of the bearing plate is fixedly connected with a second tooth plate, the outer edge of the second tooth plate is meshed with a second gear, the middle of the second gear is fixedly connected with a second motor, and the bottom of the first tooth plate is fixedly connected with a telescopic cylinder; A sliding groove matching the size of the bearing plate is provided inside the maintenance platform, and two sides of the bearing plate are T-shaped structures.

[0007] Preferably, the limiting plate is an L-shaped structure, the bottom of the movable plate is a T-shaped structure, and the size of the limiting plate is adapted to the bottom of the movable plate.

[0008] Preferably, the structure formed by the two movable plates is in an eight-shaped shape, and the two movable plates are both threadedly connected to the threaded rod.

[0009] Preferably, the first clamping plate and the second clamping plate are both S-shaped structures, and the first clamping pad and the second clamping pad are both made of soft and frictional materials.

[0010] Preferably, the first clamping pad and the second clamping pad are both arc-shaped structures, and one side of the hinge seat is movably connected to the first clamping plate.

[0011] Preferably, both sides of the hinged seat are hinged to the movable plate, and one end of the first spring telescopic rod is fixedly connected to the maintenance platform.

[0012] Preferably, a mounting hole having a size matching that of the output end of the first motor is formed on one side of the support plate, and the output end of the first motor is movably connected to the support plate.

[0013] Preferably, both sides of the support plate are movably connected to the maintenance platform, the interior of the maintenance platform is provided with limiting grooves matched with the sizes of both sides of the support plate, and the bottom of the maintenance platform is provided with a square groove matched with the size of the second tooth plate.

[0014] Preferably, the bottom of the telescopic cylinder is fixedly connected to the limit plate, one end of the second spring telescopic rod is fixedly connected to the maintenance platform, and the outside of the second motor is fixedly connected to the bottom of the maintenance platform.

[0015] Compared with the prior art, the present invention has the following beneficial effects: The present invention is provided with a movable plate, a first toothed plate, a spring rod, a first clamping plate, a second clamping plate and other structures. The first motor is started, the first motor drives the threaded rod to rotate, the movable plate moves along the inside of the limit plate and approaches the first toothed plate, the hinge seat moves up through the movable plate, the first clamping plate and the second clamping plate abut against the mechanical transmission arm, the threaded rod drives the first gear to rotate, the first gear meshes with the first toothed plate and drives the first toothed plate to move up, the telescopic cylinder stretches and lengthens to support the first toothed plate, the first toothed plate pushes the fixed block up, the spring rod stretches and lengthens and moves up through the fixed block, the first clamping plate and the second clamping plate gradually come together through the upward movement of the fixed block, the first clamping pad and the second clamping pad respectively clamp and fasten the mechanical transmission arm through the first clamping plate and the second clamping plate, so that the mechanical transmission arm can be clamped and fixed during maintenance, which is convenient for the staff to disassemble the mechanical transmission arm; The present invention is provided with a bearing plate, a limiting plate, a first spring telescopic rod, a second tooth plate, a second gear and other structures. The second motor is started, the second motor drives the second gear to rotate, the second gear meshes with the second tooth plate and drives the second tooth plate to move, the bearing plate drives the mechanical transmission arm to move along the sliding groove through the second tooth plate, the support plate slides along the limiting groove inside the maintenance platform, the first spring telescopic rod and the second spring telescopic rod are stretched and lengthened by the bearing plate and the threaded rod respectively, so that the staff can move the mechanical transmission arm conveniently during the maintenance process, and install and disassemble the mechanical transmission arm conveniently. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the front cross-section structure of the load-bearing plate of the present invention; Figure 3 For the present invention Figure 2 A schematic diagram of the enlarged structure at A in the middle; Figure 4 It is a schematic diagram of the side cross-section structure of the load-bearing plate of the present invention; Figure 5 For the present invention Figure 4 A schematic diagram of the enlarged structure at B in the middle; Figure 6 It is a schematic diagram of the side sectional structure of the first clamping plate of the present invention.

[0017] In the figure: 1, maintenance platform; 2, load-bearing plate; 3, limit plate; 4, movable plate; 5, threaded rod; 6, first gear; 7, first tooth plate; 8, fixing block; 9, spring rod; 10, first clamping plate; 11, first clamping pad; 12, second clamping plate; 13, second clamping pad; 14, hinged seat; 15, first spring telescopic rod; 16, first motor; 17, support plate; 18, second tooth plate; 19, second gear; 20, second motor; 21, telescopic cylinder; 22, second spring telescopic rod. DETAILED DESCRIPTION

[0018] 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.

[0019] like Figures 1 to 6 As shown, the present invention provides a maintenance frame for a heavy machinery transmission arm, including a maintenance platform 1, wherein the maintenance platform 1 is movably connected with a load-bearing plate 2 inside, the top of the load-bearing plate 2 is fixedly connected with a limit plate 3, the limit plate 3 is movably connected with a moving plate 4 inside, the moving plate 4 is internally threadedly connected with a threaded rod 5, the outside of the threaded rod 5 is fixedly connected with a first gear 6, the outer edge of the first gear 6 is meshed with a first tooth plate 7, the top of the first tooth plate 7 is fixedly connected with a fixed block 8, both sides of the fixed block 8 are hinged with spring rods 9, one end of the spring rod 9 is hinged with a first clamping plate 10, one side of the first clamping plate 10 is fixedly connected with a first clamping pad 11, and the middle of the first clamping plate 10 is movably connected with a first tooth plate 7. A second clamping plate 12 is movably connected to the carrier plate 2, a second clamping pad 13 is fixedly connected to one side of the second clamping plate 12, a hinge seat 14 is movably connected to the middle part of the second clamping plate 12, a first spring telescopic rod 15 is fixedly connected to one side of the carrier plate 2, a first motor 16 is fixedly connected to one end of the threaded rod 5, a second spring telescopic rod 22 is fixedly connected to the other end of the threaded rod 5, a support plate 17 is fixedly connected to the outside of the first motor 16, a second toothed plate 18 is fixedly connected to the bottom of the carrier plate 2, a second gear 19 is meshed with the outer edge of the second toothed plate 18, a second motor 20 is fixedly connected to the middle part of the second gear 19, and a telescopic cylinder 21 is fixedly connected to the bottom of the first toothed plate 7; The above scheme is adopted: the threaded rod 5 is driven to rotate by the first motor 16, the movable plate 4 moves along the inside of the limit plate 3 and approaches the first toothed plate 7, the hinge seat 14 moves up through the movable plate 4, the first clamping plate 10 and the second clamping plate 12 abut against the mechanical transmission arm, the threaded rod 5 drives the first gear 6 to rotate, the first gear 6 meshes with the first toothed plate 7 and drives the first toothed plate 7 to move up, the telescopic cylinder 21 stretches and lengthens to support the first toothed plate 7, the first toothed plate 7 pushes the fixed block 8 up, the spring rod 9 stretches and lengthens and moves up through the fixed block 8, the first clamping plate 10 and the second clamping plate 12 gradually get closer through the upward movement of the fixed block 8, the first clamping pad 11 and the second clamping pad 13 clamp and tighten the mechanical transmission arm through the first clamping plate 10 and the second clamping plate 12 respectively, and the first clamping pad is increased by 11. The friction between the second clamping pad 13 and the mechanical transmission arm protects the mechanical transmission arm to avoid wear on the mechanical transmission arm during the clamping process. The second motor 20 drives the second gear 19 to rotate. The second gear 19 meshes with the second tooth plate 18 and drives the second tooth plate 18 to move. The bearing plate 2 drives the mechanical transmission arm to move along the sliding groove through the second tooth plate 18. The bearing plate 2 is limited and fixed by the maintenance platform 1. The support plate 17 slides along the limiting groove inside the maintenance platform 1. The first spring telescopic rod 15 and the second spring telescopic rod 22 are stretched and lengthened by the bearing plate 2 and the threaded rod 5 respectively. The first spring telescopic rod 15 can hold the bearing plate 2 when the bearing plate 2 moves, so that the mechanical transmission arm can be clamped and fixed during maintenance, which is convenient for the staff to disassemble the mechanical transmission arm.

[0020] like Figure 2 , Figure 4 , Figure 5 , Figure 6 As shown, a slide groove matching the size of the load-bearing plate 2 is provided inside the maintenance platform 1, the two sides of the load-bearing plate 2 are T-shaped structures, the limit plate 3 is an L-shaped structure, the bottom of the movable plate 4 is a T-shaped structure, and the size of the limit plate 3 is matched with the bottom of the movable plate 4; By adopting the above scheme: the supporting plate 2 can drive the limiting plate 3 to move along the inside of the maintenance platform 1 through the sliding groove, and the supporting plate 2 can be limited and fixed by the maintenance platform 1 to prevent the supporting plate 2 from falling off during movement, and the maintenance platform 1 can better limit the supporting plate 2 through the T-shaped structure; the movable plate 4 can be limited by the limiting plate 3, and when the movable plate 4 moves through the rotation of the threaded rod 5, it can move along the inside of the limiting plate 3, and the limiting plate 3 is supported and fixed by the supporting plate 2.

[0021] like Figure 1 , Figure 2 , Figure 6As shown, the structure formed by the two moving plates 4 is in an eight-shaped shape, the two moving plates 4 are both threadedly connected to the threaded rod 5, the first clamping plate 10 and the second clamping plate 12 are both in an S-shaped structure, and the first clamping pad 11 and the second clamping pad 13 are both made of a soft and frictional material; The above scheme is adopted: the hinge seat 14 can be moved upward by the movable plate 4, so that the first clamping plate 10 and the second clamping plate 12 can abut the mechanical transmission arm through the hinge seat 14, which is convenient for clamping the mechanical transmission arm. The movable plate 4 is two groups of figure eight structures, which can clamp the mechanical transmission arm more firmly; the S-shaped structure can make the tops close to each other by bringing the bottom ends closer to each other, and the first clamping pad 11 and the second clamping pad 13 made of frictional material can increase the friction between the first clamping pad 11, the second clamping pad 13 and the mechanical transmission arm when clamping the mechanical transmission arm, so that the mechanical transmission arm can be clamped firmly, and the mechanical transmission arm can be protected by soft materials to avoid wear on the mechanical transmission arm during the clamping process.

[0022] like Figure 1 , Figure 2 , Figure 4 , Figure 6 As shown, the first clamping pad 11 and the second clamping pad 13 are both arc-shaped structures, one side of the hinge seat 14 is movably connected to the first clamping plate 10, both sides of the hinge seat 14 are hinged to the movable plate 4, and one end of the first spring telescopic rod 15 is fixedly connected to the maintenance platform 1; By adopting the above scheme: the arc structure can fit more closely with the mechanical transmission arm, and when the mechanical transmission arm is clamped and the articulated seat 14 moves up through the movable plate 4, it can drive the first clamping plate 10 and the second clamping plate 12 to move; the first motor 16 drives the threaded rod 5 to rotate the threaded rod 5, and the threaded rod 5 is threadedly connected to the movable plate 4 and pushes the movable plate 4 when rotating, and the first spring telescopic rod 15 is supported and fixed by the maintenance platform 1, and the first spring telescopic rod 15 can pull and limit the load-bearing plate 2 when the load-bearing plate 2 moves.

[0023] like Figure 1 , Figure 2 , Figure 4 As shown, a mounting hole matching the size of the output end of the first motor 16 is provided on one side of the support plate 17, the output end of the first motor 16 is movably connected to the support plate 17, both sides of the support plate 17 are movably connected to the maintenance platform 1, limiting grooves matching the sizes of the two sides of the support plate 17 are provided inside the maintenance platform 1, a square groove matching the size of the second toothed plate 18 is provided at the bottom of the maintenance platform 1, the bottom of the telescopic cylinder 21 is fixedly connected to the limiting plate 3, one end of the second spring telescopic rod 22 is fixedly connected to the maintenance platform 1, and the outside of the second motor 20 is fixedly connected to the bottom of the maintenance platform 1; The above scheme is adopted: the first motor 16 is fixedly connected to the threaded rod 5 through the mounting hole, the support plate 17 supports and fixes the first motor 16, and when the bearing plate 2 moves, the support plate 17 drives the first motor 16 and the bearing plate 2 to move synchronously through the bearing plate 2; when the support plate 17 moves through the bearing plate 2, the support plate 17 can slide along the inside of the maintenance platform 1 through the limiting groove, and the maintenance platform 1 can limit and support the support plate 17, and the second tooth plate 18 can slide along the square groove when moving through the bearing plate 2, and the second tooth plate 18 is limited by the square groove; the limiting plate 3 supports and fixes the telescopic cylinder 21, and the telescopic cylinder 21 fixes the first tooth plate 7, and can be limited and supported when the first tooth plate 7 moves upward, and the second spring telescopic rod 22 is supported and fixed by the maintenance platform 1, and the threaded rod 5 can be limited by the second spring telescopic rod 22, and the second motor 20 is fixed by the maintenance platform 1.

[0024] The working principle and use process of the present invention: First, the staff starts the first motor 16, and the first motor 16 drives the threaded rod 5 to rotate. The movable plate 4 moves along the inside of the limit plate 3 and approaches the first tooth plate 7 through the rotation of the threaded rod 5. At this time, the hinge seat 14 moves up through the movement of the movable plate 4, so that the first clamping plate 10 and the second clamping plate 12 can abut against the mechanical transmission arm; While the threaded rod 5 drives the moving plate 4 to move through the first motor 16, the threaded rod 5 drives the first gear 6 to rotate, the first gear 6 meshes with the first toothed plate 7 and drives the first toothed plate 7 to move upward, at this time, the telescopic cylinder 21 stretches and lengthens to support the first toothed plate 7, the first toothed plate 7 pushes the fixed block 8 up, the spring rod 9 stretches and lengthens and moves upward through the fixed block 8, at this time, the first clamping plate 10 and the second clamping plate 12 gradually move together through the upward movement of the fixed block 8, the first clamping pad 11 and the second clamping pad 13 clamp and fasten the mechanical transmission arm through the first clamping plate 10 and the second clamping plate 12 respectively; After the mechanical transmission arm is fixed by the first clamping plate 10 and the second clamping plate 12, the second motor 20 is started, and the second motor 20 drives the second gear 19 to rotate. The second gear 19 meshes with the second tooth plate 18 and drives the second tooth plate 18 to move. At this time, the bearing plate 2 drives the mechanical transmission arm to move along the sliding groove through the second tooth plate 18, and the support plate 17 slides along the limiting groove of the maintenance platform 1. The first spring telescopic rod 15 and the second spring telescopic rod 22 are stretched and lengthened by the bearing plate 2 and the threaded rod 5 respectively to complete the operation.

[0025] 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.

[0026] 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 maintenance frame for a heavy machinery transmission arm, comprising a maintenance platform (1), characterized in that: The maintenance platform (1) is movably connected to a bearing plate (2) inside, the bearing plate (2) is fixedly connected to a limit plate (3) on the top, the limit plate (3) is movably connected to a moving plate (4) inside, the moving plate (4) is internally threadedly connected to a threaded rod (5), and the threaded rod (5) is externally fixedly connected to a first gear (6); The outer edge of the first gear (6) is meshed with a first tooth plate (7), the top end of the first tooth plate (7) is fixedly clamped with a fixing block (8), both sides of the fixing block (8) are hinged with spring rods (9), one end of the spring rod (9) is hinged with a first clamping plate (10), one side of the first clamping plate (10) is fixedly connected to a first clamping pad (11), the middle part of the first clamping plate (10) is movably connected to a second clamping plate (12), one side of the second clamping plate (12) is fixedly connected to a second clamping pad (13), and the middle part of the second clamping plate (12) is movably connected to a hinge seat (14).

2. The maintenance frame of the heavy machinery transmission arm according to claim 1, characterized in that: A first spring telescopic rod (15) is fixedly connected to one side of the bearing plate (2), a first motor (16) is fixedly connected to one end of the threaded rod (5), a second spring telescopic rod (22) is fixedly connected to the other end of the threaded rod (5), and a support plate (17) is fixedly connected to the outside of the first motor (16); A second toothed plate (18) is fixedly connected to the bottom of the carrier plate (2); a second gear (19) is meshed on the outer edge of the second toothed plate (18); a second motor (20) is fixedly connected to the middle of the second gear (19); and a telescopic cylinder (21) is fixedly connected to the bottom of the first toothed plate (7); A sliding groove matching the size of the bearing plate (2) is provided inside the maintenance platform (1), and two sides of the bearing plate (2) are T-shaped structures.

3. The maintenance frame of the heavy machinery transmission arm according to claim 1, characterized in that: The limiting plate (3) is an L-shaped structure, the bottom of the movable plate (4) is a T-shaped structure, and the size of the limiting plate (3) is adapted to the bottom of the movable plate (4).

4. The maintenance frame of the heavy machinery transmission arm according to claim 1, characterized in that: The structure formed by the two movable plates (4) is in an eight-shaped shape, and the two movable plates (4) are both threadedly connected to the threaded rod (5).

5. The maintenance frame of the heavy machinery transmission arm according to claim 1, characterized in that: The first clamping plate (10) and the second clamping plate (12) are both S-shaped structures, and the first clamping pad (11) and the second clamping pad (13) are both made of soft and frictional material.

6. The maintenance frame of the heavy machinery transmission arm according to claim 5, characterized in that: The first clamping pad (11) and the second clamping pad (13) are both arc-shaped structures, and one side of the hinge seat (14) is movably connected to the first clamping plate (10).

7. The maintenance frame of the heavy machinery transmission arm according to claim 6, characterized in that: Both sides of the hinged seat (14) are hinged to the movable plate (4), and one end of the first spring telescopic rod (15) is fixedly connected to the maintenance platform (1).

8. The maintenance frame of the heavy machinery transmission arm according to claim 2, characterized in that: A mounting hole having a size matching that of the output end of the first motor (16) is provided on one side of the support plate (17); the output end of the first motor (16) is movably connected to the support plate (17).

9. The maintenance frame of the heavy machinery transmission arm according to claim 8, characterized in that: The two sides of the support plate (17) are movably connected to the maintenance platform (1), the interior of the maintenance platform (1) is provided with limit grooves of a size matching the two sides of the support plate (17), and the bottom of the maintenance platform (1) is provided with a square groove of a size matching the second tooth plate (18).

10. The maintenance frame of the heavy machinery transmission arm according to claim 2, characterized in that: The bottom of the telescopic cylinder (21) is fixedly connected to the limit plate (3), one end of the second spring telescopic rod (22) is fixedly connected to the maintenance platform (1), and the outside of the second motor (20) is fixedly connected to the bottom of the maintenance platform (1).

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