Adjustable mechanical clamp

Abstract

The utility model relates to the technical field of mechanical clamps, and discloses an adjustable mechanical clamp which comprises a working table, a first motor is fixedly connected to the inner bottom wall of the working table, a first transmission rod is connected to the output end of the first motor through a spline, and a worm is fixedly connected to one end of the first transmission rod; and the surface of the worm is engaged with a worm gear. According to the adjustable mechanical clamp, through the arrangement of a first motor, a worm, a worm gear, a bidirectional threaded rod, a connecting column and a clamping block, when a worker clamps and fixes a mechanical part, the first motor is firstly driven to drive the worm to rotate, and the worm gear drives one end of the bidirectional threaded rod to rotate; and the two connecting columns drive the clamping blocks on the same side to move oppositely, so that the effect of clamping and fixing the mechanical parts is achieved, through forward and reverse rotation of the first motor, the clamp can be suitable for the mechanical parts of different specifications, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical clamps, in particular to an adjustable mechanical clamp. Background Art

[0002] The device used to fix the processing object in the mechanical manufacturing process so that it occupies the correct position for construction or inspection is also called a fixture; in a broad sense, any device used to quickly, conveniently and safely install the workpiece in any process in the process can be called a fixture; for example, welding fixtures, inspection fixtures, assembly fixtures, machine tool fixtures, etc.

[0003] However, the existing adjustable mechanical clamp has the following disadvantages:

[0004] (1) The existing mechanical clamps are not convenient for clamping machines of different specifications, which reduces the practicality of the device;

[0005] (2) The existing mechanical clamps are not convenient for adjusting their height according to the staff's usage requirements, which reduces the practical comfort of the staff.

[0006] Therefore, the utility model provides an adjustable mechanical clamp. Utility Model Content

[0007] 1. Technical issues to be resolved

[0008] The technical problem solved by the utility model is to provide an adjustable mechanical clamp which is highly practical, can be operated simply and has a relatively simple structure, thereby solving the problem of inconvenience in clamping machines of different specifications raised in the above background technology.

[0009] (II) Technical solution

[0010] To achieve the above objectives, the utility model is implemented through the following technical solutions: an adjustable mechanical clamp, comprising a workbench, the inner bottom wall of the workbench is fixedly connected to a first motor, the output end of the first motor is splined to a first transmission rod, one end of the first transmission rod is fixedly connected to a worm, the surface of the worm is meshed with a worm wheel, the center of the worm wheel is fixedly connected to a two-way threaded rod, the surface of the two-way threaded rod is threadedly sleeved with a connecting column, one side of the connecting column is fixedly connected to a clamping block, the top of the workbench is provided with a storage plate through a fixing mechanism, the bottom of the workbench is fixedly connected to a threaded rod, the surface of the threaded rod is threadedly sleeved with a threaded cylinder, the bottom of the threaded cylinder is fixedly connected to a base, the surface of the threaded cylinder is fixedly sleeved with a gear ring, the top of the base is fixedly connected to a second motor, the output end of the second motor is splined to a second transmission rod, one end of the second transmission rod is fixedly connected to a gear, and the gear is meshed with the gear ring.

[0011] Optionally, two holes are provided on the inner side wall of the workbench, and the bidirectional threaded rod rotates in the holes, so that the bidirectional threaded rod is more stable during rotation.

[0012] Optionally, a hollow cylinder is fixed at the bottom of the workbench, and a fixing rod is movably inserted at one end of the hollow cylinder, and the fixing rod is fixedly connected to the top of the base, so that the workbench is more stable during movement.

[0013] Optionally, a protective pad is fixedly connected to the surface of the clamping block, and the protective pad is arranged in a rectangular shape to effectively prevent mechanical parts from damaging the workbench.

[0014] Optionally, a rectangular groove is provided on the top of the workbench, and the connecting column is slidably connected in the rectangular groove, so that the connecting column is not prone to shaking during movement.

[0015] Optionally, a threaded hole is provided on the surface of the connecting column, and the threaded hole matches the bidirectional threaded rod, thereby achieving the effect of driving the connecting column.

[0016] (III) Beneficial effects

[0017] The utility model provides an adjustable mechanical clamp, which has the following beneficial effects:

[0018] 1. The adjustable mechanical clamp, through the arrangement of the first motor, the worm, the worm wheel, the bidirectional threaded rod, the connecting column and the clamping block, enables the staff to first drive the first motor to drive the worm to rotate, and drive one end of the bidirectional threaded rod through the worm wheel, so that the two connecting columns drive the clamping blocks on the same side to move toward each other, thereby achieving the effect of clamping and fixing the mechanical parts. Through the forward and reverse rotation of the first motor, the clamp can be suitable for mechanical parts of different specifications, thereby improving the practicability of the device.

[0019] 2. The adjustable mechanical clamp is configured with a second motor, a gear, a gear ring, a threaded barrel and a threaded rod. When a worker adjusts the height of a workbench, the second motor is started to drive the gear to rotate, thereby driving the gear ring meshing therewith to rotate. The workbench is moved through the cooperation of the threaded barrel and the threaded rod. The height of the workbench is adjusted by the forward and reverse rotation of the second motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0022] Figure 3For this utility model Figure 2 A magnified view of middle;

[0023] Figure 4 This is a schematic diagram of the structure of the first embodiment of the utility model;

[0024] Figure 5 This is a structural schematic diagram of the second embodiment of the utility model.

[0025] In the figure: 1. workbench; 2. first motor; 3. worm; 4. worm wheel; 5. bidirectional threaded rod; 6. connecting column; 7. clamping block; 8. fixing mechanism; 801. A magnetic plate; 802. B magnetic plate; 803. slot; 804. round hole; 805. fixing bolt; 9. storage plate; 10. threaded rod; 11. threaded cylinder; 12. base; 13. gear ring; 14. second motor; 15. gear; 16. hollow cylinder; 17. fixing rod; 18. protective pad. DETAILED DESCRIPTION

[0026] 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. 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.

[0027] See also Figures 1 to 3The utility model provides a technical solution: an adjustable mechanical clamp, including a workbench 1, a first motor 2 is fixedly connected to the inner bottom wall of the workbench 1, a first transmission rod is splined to the output end of the first motor 2, a worm 3 is fixedly connected to one end of the first transmission rod, a worm 3 is meshed with a worm wheel 4 on the surface of the worm 3, a bidirectional threaded rod 5 is fixedly connected to the center of the worm wheel 4, a connecting column 6 is threadedly sleeved on the surface of the bidirectional threaded rod 5, and a clamping block 7 is fixedly connected to one side of the connecting column 6. Through the arrangement of the first motor 2, the worm 3, the worm wheel 4, the bidirectional threaded rod 5, the connecting column 6 and the clamping block 7, when the staff clamps and fixes the mechanical parts, they first drive the first motor 2 to drive the worm 3 to rotate, and drive one end of the bidirectional threaded rod 5 through the worm wheel 4, so that the two connecting columns 6 drive the clamping blocks 7 on the same side to move toward each other, thereby achieving the effect of clamping and fixing the mechanical parts. Through the forward and reverse rotation of the first motor 2, the clamp can clamp mechanical parts of different specifications, thereby improving the practicality of the device. The top of the workbench 1 is provided with a storage plate 9 through a fixing mechanism 8, a threaded rod 10 is fixedly connected to the bottom of the workbench 1, a threaded barrel 11 is threadedly sleeved on the surface of the threaded rod 10, a base 12 is fixedly connected to the bottom of the threaded barrel 11, a gear ring 13 is fixedly sleeved on the surface of the threaded barrel 11, a second motor 14 is fixedly connected to the top of the base 12, a second transmission rod is splinedly connected to the output end of the second motor 14, a gear 15 is fixedly connected to one end of the second transmission rod, and the gear 15 is meshed with the gear ring 13. Through the arrangement of the second motor 14, the gear 15, the gear ring 13, the threaded barrel 11 and the threaded rod 10, when the staff adjusts the height of the workbench 1, the second motor 14 is started to drive the gear 15 to rotate, and the gear ring 13 meshed therewith is driven to rotate, and the workbench 1 is moved through the cooperation of the threaded barrel 11 and the threaded rod 10, and the effect of adjusting the height of the workbench 1 is achieved through the forward and reverse rotation of the second motor 14, thereby ensuring the comfort of the staff;

[0028] The inner wall of the workbench 1 is provided with two holes, and the arrangement of the holes makes the bidirectional threaded rod 5 more stable during rotation, and the bidirectional threaded rod 5 rotates in the holes;

[0029] A hollow cylinder 16 is fixed at the bottom of the workbench 1, and a fixing rod 17 is movably inserted at one end of the hollow cylinder 16. The arrangement of the hollow cylinder 16 and the fixing rod 17 makes the workbench 1 more stable during movement. The fixing rod 17 is fixedly connected to the top of the base 12;

[0030] A protective pad 18 is fixedly connected to the surface of the clamping block 7. The protective pad 18 can effectively prevent mechanical parts from damaging the workbench 1. The protective pad 18 is arranged in a rectangular shape.

[0031] A rectangular groove is provided on the top of the workbench 1, and the rectangular groove is provided so that the connecting column 6 is not prone to shaking during the movement, and the connecting column 6 is slidably connected in the rectangular groove;

[0032] A threaded hole is provided on the surface of the connecting column 6 . The setting of the threaded hole can achieve the effect of driving the connecting column 6 . The threaded hole matches the bidirectional threaded rod 5 .

[0033] In the utility model, the working steps of the device are as follows:

[0034] Step 1: First, the first motor 2 is driven to drive the worm 3 to rotate, and the worm wheel 4 drives one end of the bidirectional threaded rod 5, so that the two connecting columns 6 drive the clamping blocks 7 on the same side to move toward each other, thereby achieving the effect of clamping and fixing the mechanical parts. Through the forward and reverse rotation of the first motor 2, the clamp can clamp mechanical parts of different specifications;

[0035] The second step: then start the second motor 14, drive the gear 15 to rotate, and drive the gear ring 13 meshing with it to rotate, through the cooperation of the threaded barrel 11 and the threaded rod 10, the workbench 1 is moved, and the effect of adjusting the height of the workbench 1 is achieved through the forward and reverse rotation of the second motor 14. Embodiment 1

[0036] Please refer to Figure 4 The fixing mechanism 8 includes a B magnetic plate 802 fixedly connected to the top of the workbench 1, and an A magnetic plate 801 is fixedly connected to the surface of the storage plate 9. Through the arrangement of the A magnetic plate 801 and the B magnetic plate 802, the staff can install the storage plate 9 more quickly. Embodiment 2

[0037] Please refer to Figure 5 The fixing mechanism 8 includes a slot 803 opened on the top of the workbench 1, a round hole 804 is opened on the surface of the storage plate 9, and a fixing bolt 805 is fixedly inserted between the slot 803 and the round hole 804. Through the setting of the fixing bolt 805, the staff can install the storage plate 9 more stably.

[0038] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0039] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0040] 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. An adjustable mechanical fixture, comprising a workbench (1), characterized in that: The inner bottom wall of the workbench (1) is fixedly connected to a first motor (2), the output end of the first motor (2) is spline-connected to a first transmission rod, one end of the first transmission rod is fixedly connected to a worm (3), the surface of the worm (3) is meshed with a worm wheel (4), the center of the worm wheel (4) is fixedly connected to a bidirectional threaded rod (5), the surface of the bidirectional threaded rod (5) is threadedly sleeved with a connecting column (6), one side of the connecting column (6) is fixedly connected to a clamping block (7), and the top of the workbench (1) is mounted with a storage plate (9) via a fixing mechanism (8). ), a threaded rod (10) is fixedly connected to the bottom of the workbench (1), a threaded barrel (11) is threadedly sleeved on the surface of the threaded rod (10), a base (12) is fixedly connected to the bottom of the threaded barrel (11), a gear ring (13) is fixedly sleeved on the surface of the threaded barrel (11), a second motor (14) is fixedly connected to the top of the base (12), an output end of the second motor (14) is splined to a second transmission rod, one end of the second transmission rod is fixedly connected to a gear (15), and the gear (15) is meshed with the gear ring (13).

2. An adjustable mechanical clamp according to claim 1, characterized in that: The inner side wall of the workbench (1) is provided with two holes, and the bidirectional threaded rod (5) rotates in the holes.

3. The adjustable mechanical clamp according to claim 1, characterized in that: A hollow cylinder (16) is fixed to the bottom of the workbench (1), a fixing rod (17) is movably inserted into one end of the hollow cylinder (16), and the fixing rod (17) is fixedly connected to the top of the base (12).

4. The adjustable mechanical clamp according to claim 1, characterized in that: A protective pad (18) is fixedly connected to the surface of the clamping block (7), and the protective pad (18) is arranged in a rectangular shape.

5. The adjustable mechanical clamp according to claim 1, characterized in that: A rectangular groove is provided on the top of the workbench (1), and the connecting column (6) is slidably connected in the rectangular groove.

6. The adjustable mechanical clamp according to claim 1, characterized in that: A threaded hole is provided on the surface of the connecting column (6), and the threaded hole matches the bidirectional threaded rod (5).

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