Clamping mechanism with position-adjustable clamping jaw

Abstract

The utility model discloses a clamping mechanism with an adjustable clamping jaw position, which is characterized in that a middle plate is arranged in the middle inside a rack, a gear steering box is arranged on the upper surface of the middle plate, a driving motor is arranged at the output end of the gear steering box, and the output end of the gear steering box faces two ends and is respectively provided with a lead screw; the two sliding plates are connected with the left guide rail and the right guide rail in a sliding mode through sliding blocks respectively, two guide grooves are formed in the sliding plates, the top ends of the clamping jaws are connected with the sliding plates in a fastening mode through at least four bolts, the bolts are arranged in the corresponding guide grooves, and the upper surfaces of the sliding plates are matched with the lead screws through lead screw pair nuts. The clamping jaws are connected with the corresponding sliding plates through the bolts and the gaskets, the sliding plates are provided with the guide grooves so that the bolts can be arranged, when hole positions of a hoisted workpiece are asymmetric or have specific positions, the bolts can be quickly loosened, the positions of the clamping jaws can be adjusted, the clamping jaw assembly does not need to be replaced independently, cost is saved, adjustment is convenient, and convenience is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of clamping jaws, in particular to a clamping mechanism with adjustable clamping jaw positions. Background Art

[0002] Grippers are widely used in industrial robots. They are a kind of mechanical clamping structure, which is generally designed and manufactured according to demand. Choosing high-quality grippers means equipping industrial robots with flexible hands, which can not only improve production efficiency but also reduce losses. The current gripper mechanism generally has its gripper assembly fixedly connected to the slide by welding. When the holes on both sides of the gripper are asymmetrical or in special positions, the traditional fixed gripper is difficult to adjust, and the corresponding gripper mechanism needs to be specially customized, which increases the cost. Therefore, an improved technology is urgently needed to solve this problem in the prior art. Utility Model Content

[0003] The purpose of the utility model is to provide a clamping mechanism with adjustable jaw position, the jaw is connected to the corresponding slide by bolts and gaskets, and the slide is provided with guide grooves to realize the setting of the bolts. When the hole position of the hoisted workpiece is asymmetrical or has a specific position, the bolt can be quickly loosened and the position of the jaw can be adjusted without replacing the jaw assembly separately. On the one hand, it saves costs, and on the other hand, it is convenient to adjust and the convenience is greatly improved, so as to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a clamping mechanism with adjustable jaw position, comprising a frame, a left guide rail, a right guide rail, an intermediate plate, a gear steering box, a driving motor, a lead screw, a slide plate, a slider, a bolt, a support, a lead screw pair nut and a clamping jaw, wherein a left guide rail and a right guide rail are symmetrically arranged on both sides of the lower surface of the frame, an intermediate plate is arranged at the middle position inside the frame, a gear steering box is arranged on the upper surface of the intermediate plate, a driving motor is installed at the output end of the gear steering box, and the output end of the gear steering box faces two ends and is respectively installed with a lead screw, there are two slide plates, and the two slide plates are respectively slidably connected to the left guide rail and the right guide rail through a slider, the slide plate is provided with two guide grooves, the top end of the clamping jaw is fastened to the slide plate by at least four bolts, the bolts are arranged in the corresponding guide grooves, a support is arranged on the upper surface of the slide plate, a lead screw pair nut is arranged on the top end of the support, and the lead screw pair nut cooperates with the corresponding lead screw.

[0005] Preferably, the utility model provides a clamping mechanism with adjustable jaw position, wherein inner end bearings are provided on the upper surface of the intermediate plate and on both sides of the gear steering box, and the lead screw cooperates with the inner end bearing at one end close to the gear steering box.

[0006] Preferably, the utility model provides a clamping mechanism with adjustable jaw position, wherein end plates are provided at both ends of the frame, outer end bearings are provided on the upper surfaces of the end plates, and the end of the lead screw away from the gear steering box cooperates with the outer end bearing.

[0007] Preferably, the utility model provides a clamping mechanism with adjustable jaw position, wherein a plurality of screw holes are provided on the top of the jaw, and the screw holes of the jaw cooperate with the bolt threads.

[0008] Preferably, the utility model provides a clamping mechanism with adjustable jaw position, wherein the bolt cooperates with a gasket, and the gasket is pressed onto the upper surface of the slide plate.

[0009] Preferably, the utility model provides a clamping mechanism with adjustable jaw position, wherein top plates are provided on the upper surface of the frame and on both sides of the driving motor.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The clamping jaws are connected to the corresponding slide plates through bolts and gaskets, and the slide plates are provided with guide grooves to realize the setting of the bolts. When the hole position of the hoisted workpiece is asymmetrical or has a specific position, the bolts can be quickly loosened and the position of the clamping jaws can be adjusted without replacing the clamping jaw assembly separately. This saves costs on the one hand and facilitates adjustment on the other hand, greatly improving convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 For attachment Figure 1 Schematic diagram of the angle transformation structure;

[0014] Figure 3 It is a schematic diagram of the structure of the utility model located at the slide plate;

[0015] Figure 4 This is a side view of the structure of the utility model;

[0016] Figure 5 Schematic diagram of the clamping jaw structure.

[0017] In the figure: frame 1, left guide rail 2, right guide rail 3, middle plate 4, gear steering box 5, drive motor 6, screw 7, slide plate 8, slide block 9, bolt 10, support 11, screw pair nut 12, clamping claw 13, guide groove 14, inner end bearing 15, end plate 16, outer end bearing 17, screw hole 18, gasket 19, top plate 20. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solution of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of 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;

[0019] It should be noted that, in the description of the present invention, the terms "inside", "outside", "upper", "lower", "both sides", "one end", "the other end", "left" and "right" etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0020] See also Figure 1-4 The utility model provides a technical solution: a clamping mechanism with adjustable jaw position, comprising a frame 1, a left guide rail 2, a right guide rail 3, an intermediate plate 4, a gear steering box 5, a driving motor 6, a lead screw 7, a slide plate 8, a slider 9, a bolt 10, a support 11, a lead screw pair nut 12 and a clamping jaw 13. The left guide rail 2 and the right guide rail 3 are symmetrically arranged on both sides of the lower surface of the frame 1, the intermediate plate 4 is arranged at the middle position inside the frame 1, the gear steering box 5 is arranged on the upper surface of the intermediate plate 4, the output end of the gear steering box 5 is installed with a driving motor 6, the output end of the gear steering box 5 faces both ends and is respectively installed with a lead screw 7, there are two slide plates 8, the two slide plates 8 are respectively slidably connected to the left guide rail 2 and the right guide rail 3 through the slider 9, the slide plate 8 is provided with two guide grooves 14, the top of the clamping jaw 13 is fastened to the slide plate 8 by at least four bolts 10, the top of the clamping jaw 13 is provided with a plurality of screw holes 18, and the screw holes 18 of the clamping jaw 13 are threadedly matched with the bolts 10 to realize the clamping jaw 1 3 is connected with the bolt 10, the bolt 10 is arranged in the corresponding guide groove 14, the bolt 10 cooperates with the gasket 19, the gasket 19 is pressed on the upper surface of the slide plate 8, and the anti-slip of the bolt 10 is achieved by the gasket 19. A support 11 is arranged on the upper surface of the slide plate 8, and a screw nut 12 is arranged on the top of the support 11. The screw nut 12 cooperates with the corresponding screw 7. An inner end bearing 15 is arranged on the upper surface of the intermediate plate 4 and located on both sides of the gear steering box 5. The end of the screw 7 close to the gear steering box 5 cooperates with the inner end bearing 15, and the inner end bearing 15 is used to ensure the support and stability of the inner end of the screw 7. End plates 16 are arranged at both ends of the frame 1, and an outer end bearing 17 is arranged on the upper surface of the end plate 16. The end of the screw 7 away from the gear steering box 5 cooperates with the outer end bearing 17, and the outer end bearing 17 is used to ensure the support and stability of the outer end of the screw 7. A top plate 20 is arranged on the upper surface of the frame 1 and located on both sides of the drive motor 6. The top plate 20 is used to connect with the boom.

[0021] Installation method and use principle: first connect the drive motor 6 to the output end of the gear steering box 5, then install the gear steering box 5 on the upper surface of the middle plate 4, and connect the two lead screws 7 to the output shafts at both ends of the gear steering box 5. Connect the top of the clamping jaw 13 to the slide plate 8 through the bolt 10 and the gasket 19, the bolt 10 passes through the guide groove 14 of the slide plate 8, then the two slide plates 8 are respectively connected to the left guide rail 2 and the right guide rail 3 through the slider 9, and the lead screw 7 is matched with the lead screw pair nut 12 to complete the assembly. Before use, connect it to the lifting arm through the top plate 20, start the drive motor 6, the drive motor 6 drives the gear steering box 5 to rotate, so that the output shaft of the gear steering box 5 drives the lead screws 7 at both ends to rotate, so that the two slide plates 8 are close to or away from each other, and then the two clamping jaws 13 are close to or away from each other. When the hole positions on both sides of the hoisting workpiece are asymmetrical or have specific positions, loosen the bolts 10 according to the hole positions on both sides of the hoisting workpiece, slide the clamping jaw 13, and after reaching the corresponding position, re-tighten the bolts 10 to complete the fixing of the clamping jaw 13. The utility model has a reasonable structure. The clamping jaw 13 is connected to the corresponding slide plate 8 by the bolt 10 and the gasket 19, and the slide plate 8 is provided with a guide groove 14 to realize the setting of the bolt 10. When the hole position of the hoisted workpiece is asymmetrical or has a specific position, the bolt 10 can be quickly loosened and the position of the clamping jaw 13 can be adjusted. There is no need to replace the clamping jaw 13 assembly separately. On the one hand, it saves costs, and on the other hand, it is convenient to adjust, and the convenience is greatly improved.

[0022] The matters not described in detail in the present invention are all known technologies to those skilled in the art.

[0023] Finally, it should be noted that the above specific implementation methods are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model is described in detail with reference to the embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified and replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A clamping mechanism with adjustable jaw position, characterized in that: The invention comprises a frame (1), a left guide rail (2), a right guide rail (3), an intermediate plate (4), a gear steering box (5), a driving motor (6), a lead screw (7), a slide plate (8), a slider (9), a bolt (10), a support (11), a lead screw nut (12) and a clamp (13), wherein the left guide rail (2) and the right guide rail (3) are symmetrically arranged on both sides of the lower surface of the frame (1), an intermediate plate (4) is arranged in the middle position inside the frame (1), a gear steering box (5) is arranged on the upper surface of the intermediate plate (4), a driving motor (6) is installed at the output end of the gear steering box (5), and the gear steering box (5) is provided with a plurality of gears. ) has an output end facing both ends and is respectively provided with a lead screw (7), there are two slide plates (8), the two slide plates (8) are respectively slidably connected to the left guide rail (2) and the right guide rail (3) through a slider (9), the slide plate (8) is provided with two guide grooves (14), the top end of the clamping jaw (13) is fastened to the slide plate (8) by at least four bolts (10), the bolts (10) are arranged in the corresponding guide grooves (14), a support (11) is arranged on the upper surface of the slide plate (8), a lead screw nut (12) is arranged at the top end of the support (11), and the lead screw nut (12) cooperates with the corresponding lead screw (7).

2. A clamping mechanism with adjustable jaw position according to claim 1, characterized in that: Inner end bearings (15) are arranged on the upper surface of the intermediate plate (4) and on both sides of the gear steering box (5), and one end of the lead screw (7) close to the gear steering box (5) cooperates with the inner end bearing (15).

3. The clamping mechanism with adjustable jaw position according to claim 1, characterized in that: End plates (16) are provided at both ends of the frame (1), an outer end bearing (17) is provided on the upper surface of the end plate (16), and the end of the lead screw (7) away from the gear steering box (5) cooperates with the outer end bearing (17).

4. The clamping mechanism with adjustable jaw position according to claim 1, characterized in that: A plurality of screw holes (18) are provided on the top of the clamping jaw (13), and the screw holes (18) of the clamping jaw (13) are threadably matched with the bolts (10).

5. The clamping mechanism with adjustable jaw position according to claim 1, characterized in that: The bolt (10) cooperates with a gasket (19), and the gasket (19) is pressed on the upper surface of the slide plate (8).

6. The clamping mechanism with adjustable jaw position according to claim 1, characterized in that: A top plate (20) is provided on the upper surface of the frame (1) and located on both sides of the drive motor (6).

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