Fixing clamp for cutting tooth surface treatment

Abstract

The utility model discloses a cutting pick surface treatment stationary fixture, including mounting seat and clamping mechanism, mounting seat, its upper end is evenly and rotatingly connected with the rotating seat, clamping mechanism includes mounting shaft, clamping jaw, torsion spring, locking subassembly and rotating subassembly, mounting shaft is evenly arranged at the upper end of rotating seat, the clamping jaw, torsion spring, locking subassembly and rotating subassembly. The four mounting shafts located on the same rotating seat are distributed in a cross shape, the clamping jaws are all rotationally connected to the outer surfaces of the mounting shafts, the torsional springs are arranged between the inner walls of the clamping jaws and the outer surfaces of the mounting shafts, the torsional springs are all arranged in the middles of the outer surfaces of the mounting shafts in a sleeving mode, the locking assemblies are arranged at the upper ends of the mounting seats, and the rotating assemblies are arranged at the upper ends of the outer surfaces of the mounting seats. The multiple clamping areas are arranged, the multiple cutting picks can be fixed at the same time, waste of coating materials is avoided, during surface treatment, each cutting pick can rotate around the axis of the cutting pick, spraying is more uniform, and the spraying effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fixed clamp for pick surface treatment, in particular to a fixed clamp for pick surface treatment. BACKGROUND

[0002] The pick is divided into coal cutter pick and heading machine pick, is the part on the mining heading machine, is used in mining and tunnel construction etc. In order to improve the wear resistance and rust resistance of pick, when producing pick, the surface treatment of pick is needed, and the hot spraying technology is usually used. The pick is fixed by the fixed clamp for pick surface treatment, and the pick is moved forward by the conveying belt. The pick cannot rotate along the axis during the surface spraying work, which causes uneven spraying. Therefore, the utility model provides a fixed clamp for pick surface treatment. UTILITARY MODEL CONTENTS

[0003] The utility model discloses a fixed clamp for pick surface treatment, which can simultaneously fix multiple picks, avoid the waste of coating material, make each pick rotate along the axis during the surface treatment work, make the spraying more uniform, improve the spraying effect, and effectively solve the problems in the background art.

[0004] To achieve the above object, the utility model provides the following technical scheme: a fixed clamp for pick surface treatment, comprising a mounting seat and a clamping mechanism.

[0005] The mounting seat is uniformly connected with a rotating seat at the upper end.

[0006] The clamping mechanism comprises mounting shafts, clamping jaws, torsion springs, locking assemblies and rotating assemblies, the mounting shafts are uniformly arranged at the upper end of the rotating seat, the four mounting shafts on the same rotating seat are cross-distributed, the clamping jaws are rotationally connected to the outer surface of the mounting shafts, the torsion springs are arranged between the inner wall of the clamping jaw and the outer surface of the mounting shaft, the torsion springs are sleeved on the middle part of the outer surface of the mounting shaft, the torsion springs provide a basis for the fixation of the cutting teeth, the locking assemblies are arranged at the upper end of the mounting seat, the locking assemblies are used for the locking work of the cutting teeth, the rotating assemblies are arranged on the outer surface of the upper end of the mounting seat, the rotating assemblies are used for the rotation of the cutting teeth, a plurality of clamping areas are arranged, a plurality of cutting teeth can be fixed at the same time, the waste of coating materials is avoided, when the surface treatment work is carried out, each cutting tooth can also rotate along the axis thereof, spraying is more uniform, and the spraying effect is improved.

[0007] Further, the locking assembly comprises slide columns, mounting plates and bearings, the slide columns are arranged at the middle part of the upper end of the mounting seat, the four slide columns are cross-distributed, the mounting plate is slidably connected between the four slide columns, and the bearings are uniformly arranged in the inner part of the mounting plate to provide a basis for the fixation of cutting teeth of different sizes.

[0008] Further, the inner wall of the bearing is an inclined inner wall that is thin at the upper end and thick at the lower end, the outer surface of the clamping jaw away from the center of the rotating seat is provided with an inclined protrusion at the upper end, and the inner wall of the bearing is matched with the outer surface of the vertically adjacent clamping jaw to provide a basis for the adjustment of the clamping jaw.

[0009] Further, the electric push rod is arranged in the middle of the inner part of the mounting seat, the input end of the electric push rod is electrically connected with the output end of the single-chip microcomputer, and the extension end of the electric push rod is fixedly connected with the middle part of the lower end of the mounting plate to provide stable driving for the fixation of the cutting teeth.

[0010] Further, the rotating assembly comprises outer tooth rings, tooth rings, motors and gears, the outer tooth rings are arranged on the outer surface of the rotating seat, the tooth rings are rotationally connected to the upper end of the mounting seat, the outer tooth rings are meshingly connected with the tooth rings, the motor is arranged on the front end of the outer surface of the mounting seat, the input end of the motor is electrically connected with the output end of the single-chip microcomputer, the gear is arranged on the output shaft of the motor, and the gear is meshingly connected with the tooth ring to provide a basis for the rotation of the cutting teeth.

[0011] Further, the bolt holes are arranged on the left and right sides of the lower end of the mounting seat to provide a basis for the fixation of the mounting seat.

[0012] Further, the single-chip microcomputer is arranged on the right middle part of the mounting seat, the input end of the single-chip microcomputer is electrically connected with an external power supply to provide a control effect for the fixation and rotation of the cutting teeth.

[0013] Compared with the prior art, the fixing clamp for cutting tooth surface treatment has the following advantages:

[0014] 1、Single-chip microcomputer controls electric push rod work, the telescopic end of electric push rod moves and drives the installation plate and bearing to move, the outer surface of the clamp jaw is extruded by the bearing, the clamp jaw is deflected inward with the installation shaft as the axis, the purpose of fixing multiple cutting teeth at the same time is realized, the surface spraying work of multiple cutting teeth can be carried out at one time, and the waste of coating material is avoided.

[0015] 2、Single-chip microcomputer controls motor operation, drives the rotating seat to rotate through the meshing of the gear, the gear ring and the outer gear ring, because the four clamp jaws are limited by the inner ring of the bearing by being attached to the inner ring of the bearing, when the rotating seat rotates, the outer ring of the bearing does not move, and the inner ring of the bearing rotates with the rotation of the rotating seat, the rotation of the cutting tooth is realized, the coating spraying is more uniform, and the spraying effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is a structural schematic view of the utility model;

[0017] Fig. 2 It is a sectional structural schematic view of the clamping mechanism of the utility model;

[0018] Fig. 3 It is a sectional structural schematic view of the clamp jaw of the utility model.

[0019] In the drawing: 1 mounting seat, 2 rotating seat, 3 clamping mechanism, 31 installation shaft, 32 clamp jaw, 33 torsional spring, 34 locking assembly, 341 sliding column, 342 installation plate, 343 bearing, 35 electric push rod, 36 rotating assembly, 361 outer gear ring, 362 gear ring, 363 motor, 364 gear, 4 bolt hole, 5 single-chip microcomputer. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Please refer to Figs. 1-3 The embodiment provides a technical scheme: a fixing clamp for cutting tooth surface treatment, which comprises a mounting seat 1 and a clamping mechanism 3.

[0022] The mounting seat 1: the upper end of the mounting seat 1 is uniformly rotationally connected with the rotating seat 2, further comprises a bolt hole 4, the bolt hole 4 is arranged on the left and right two sides of the lower end of the mounting seat 1, provides a basis for the fixation of the mounting seat 1, further comprises a single-chip microcomputer 5, the single-chip microcomputer 5 is arranged on the right middle part of the mounting seat 1, the input end of the single-chip microcomputer 5 is electrically connected with an external power supply, and the single-chip microcomputer 5 provides a control effect for the fixation and rotation of the cutting tooth.

[0023] The clamping mechanism 3 comprises mounting shafts 31, clamping jaws 32, torsion springs 33, locking assemblies 34 and rotating assemblies 36. The mounting shafts 31 are uniformly arranged at the upper end of the rotating seat 2, and the four mounting shafts 31 on the same rotating seat 2 are distributed in a cross shape. The clamping jaws 32 are all rotationally connected to the outer surface of the mounting shaft 31. The inner wall of the clamping jaw 32 is provided with a rubber pad at the upper end. The torsion spring 33 is arranged between the inner wall of the clamping jaw 32 and the outer surface of the mounting shaft 31. The torsion spring 33 is sleeved on the middle part of the outer surface of the mounting shaft 31, which provides a basis for the fixation of the cutting tooth. The locking assembly 34 is arranged on the upper end of the mounting seat 1, which is used for the locking work of the cutting tooth. The rotating assembly 36 is arranged on the outer surface of the upper end of the mounting seat 1, which is used for the rotation of the cutting tooth. The locking assembly 34 comprises slide columns 341, mounting plates 342 and bearings 343. The slide columns 341 are all arranged on the middle part of the upper end of the mounting seat 1, and the four slide columns 341 are distributed in a cross shape. The four slide columns 341 are slidably connected with one mounting plate 342. The bearings 343 are uniformly arranged in the inner part of the mounting plate 342, which provides a basis for the fixation of cutting teeth of different sizes. The inner wall of the bearing 343 is an inclined inner wall with a fine upper end and a thick lower end. The outer surface of the clamping jaw 32 is provided with an inclined protrusion at the upper end of the side away from the center of the rotating seat 2. The inner wall of the bearing 343 is matched with the outer surface of the vertically adjacent clamping jaw 32, which provides a basis for the adjustment of the clamping jaw 32. The device further comprises an electric push rod 35. The electric push rod 35 is arranged in the middle part of the inner part of the mounting seat 1. The input end of the electric push rod 35 is electrically connected with the output end of the single-chip microcomputer 5. The upper end of the telescopic end of the electric push rod 35 is fixedly connected with the middle part of the lower end of the mounting plate 342, which provides stable driving for the fixation of the cutting tooth. The rotating assembly 36 comprises outer tooth rings 361, tooth rings 362, motors 363 and gears 364. The outer tooth rings 361 are all arranged on the outer surface of the rotating seat 2. The tooth ring 362 is rotationally connected to the upper end of the mounting seat 1. The outer tooth ring 361 is meshingly connected with the tooth ring 362. The motor 363 is arranged on the outer surface of the front end of the mounting seat 1. The input end of the motor 363 is electrically connected with the output end of the single-chip microcomputer 5. The gear 364 is arranged on the output shaft of the motor 363. The gear 364 is meshingly connected with the tooth ring 362, which provides a basis for the rotation of the cutting tooth. The device is provided with a plurality of clamping areas, which can fix a plurality of cutting teeth at the same time, avoiding the waste of coating materials. When performing surface treatment work, each cutting tooth can also rotate along its own axis, making the spraying more uniform and improving the spraying effect.

[0024] The working principle of the fixing clamp for pick surface treatment is as follows: when the pick surface treatment is carried out, the lower end of the pick is inserted between the four clamping jaws 32, the single-chip microcomputer 5 controls the electric push rod 35 to work, the telescopic end of the electric push rod 35 is retracted downward, with the downward movement of the telescopic end of the electric push rod 35, the mounting plate 342 also moves downward synchronously, with the movement of the mounting plate 342, the inner wall of the bearing 343 extrudes the outer surface of the clamping jaw 32, so that the clamping jaw 32 deflects inwardly with the mounting shaft 31 as the axis, the torsional spring 33 is elastically deformed under stress, until the inner wall of the four clamping jaws 32 contacts the outer surface of the pick, at this time, the inner wall of the four clamping jaws 32 is in close contact with the outer surface of the pick, the outer surface of the four clamping jaws 32 is in close contact with the inner wall of the bearing 343, and the pick is fixed, then the coating material is sprayed on the pick surface through the external spraying device, at this time, the single-chip microcomputer 5 controls the motor 363 to operate, the output shaft of the motor 363 drives the gear 364 to rotate, because the gear 364 is in meshing connection with the tooth ring 362, so the tooth ring 362 also rotates with the rotation of the gear 364, and because the outer tooth rings 361 are in meshing connection with the tooth ring 362, so the outer tooth rings 361 also rotate with the rotation of the tooth ring 362, and drive the rotating seat 2 to rotate, at this time, the rotating seat 2 rotates through the meshing of the outer tooth ring 361 and the tooth ring 362, the outer surface of the four clamping jaws 32 is in close contact with the inner wall of the bearing 343, the outer ring of the bearing 343 is stationary, and the inner ring of the bearing 343 rotates with the rotation of the rotating seat 2, so that the pick rotates to make the coating spraying more uniform.

[0025] It is worth noting that the single-chip microcomputer 5 in the above embodiment is an MC9S08DZ60ACLH single-chip microcomputer, the electric push rod 35 is an HLZ50 electric push rod, and the motor 363 is a 57BYGH601-05AG6 motor, and the single-chip microcomputer 5 controls the electric push rod 35 and the motor 363 to work, which all adopt the method commonly used in the prior art.

[0026] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process conversion made by using the contents of the utility model specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection range of the utility model.

Claims

1. A fixing jig for surface treatment of a pick, characterized by: It comprises a mounting seat (1) and a clamping mechanism (3); Mounting seat (1): The upper end of the mounting seat (1) is evenly rotatably connected to a rotating seat (2); The clamping mechanism (3) comprises a mounting shaft (31), a clamping jaw (32), a torsion spring (33), a locking assembly (34) and a rotating assembly (36). The mounting shaft (31) is evenly arranged at the upper end of the rotating seat (2). The four mounting shafts (31) located on the same rotating seat (2) are distributed in a cross shape. The clamping jaws (32) are all rotatably connected to the outer surface of the mounting shaft (31). A torsion spring (33) is provided between the inner wall of the clamping jaw (32) and the outer surface of the mounting shaft (31). The torsion spring (33) is sleeved on the middle part of the outer surface of the mounting shaft (31). The locking assembly (34) is arranged at the upper end of the mounting seat (1). The locking assembly (34) is used for locking the pick. The rotating assembly (36) is arranged at the upper end of the outer surface of the mounting seat (1). The rotating assembly (36) is used for rotating the pick.

2. The fixed jig for surface treatment of a cutting pick according to claim 1, characterized in that: It also includes a single-chip microcomputer (5), which is arranged in the middle of the right side of the mounting seat (1), and the input end of the single-chip microcomputer (5) is electrically connected to an external power supply.

3. The fixed jig for surface treatment of a cutting pick according to claim 2, characterized in that: The locking assembly (34) includes a slide post (341), a mounting plate (342) and a bearing (343). The slide posts (341) are all arranged at the middle of the upper end of the mounting seat (1). The four slide posts (341) are distributed in a cross shape. A mounting plate (342) is slidably connected between the four slide posts (341). The bearings (343) are evenly arranged inside the mounting plate (342).

4. The fixed jig for surface treatment of a cutting pick according to claim 3, characterized in that: The inner wall of the bearing (343) is an inclined inner wall that is thinner at the top and thicker at the bottom. The upper end of the outer surface of the clamping jaw (32) away from the center of the rotating seat (2) is provided with an inclined protrusion. The inner wall of the bearing (343) is mounted in conjunction with the outer surface of the vertically adjacent clamping jaw (32).

5. The fixed jig for surface treatment of a cutting pick according to claim 3, characterized in that: The invention also includes an electric push rod (35), which is arranged in the middle of the interior of the mounting seat (1), the input end of the electric push rod (35) is electrically connected to the output end of the single-chip computer (5), and the upper end of the telescopic end of the electric push rod (35) is fixedly connected to the middle part of the lower end of the mounting plate (342).

6. The fixed jig for surface treatment of a cutting pick according to claim 5, characterized in that: The rotating assembly (36) comprises an outer gear ring (361), a gear ring (362), a motor (363) and a gear (364); the outer gear ring (361) is arranged on the outer surface of the rotating seat (2); the gear ring (362) is rotatably connected to the upper end of the mounting seat (1); the outer gear ring (361) is meshed with the gear ring (362); the motor (363) is arranged at the front end of the outer surface of the mounting seat (1); the input end of the motor (363) is electrically connected to the output end of the single chip microcomputer (5); the gear (364) is arranged at the upper end of the output shaft of the motor (363); and the gear (364) is meshed with the gear ring (362).

7. The fixed jig for surface treatment of a cutting pick according to claim 1, characterized in that: It also includes bolt holes (4), which are respectively arranged at the lower ends of the left and right sides of the mounting seat (1).

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