CN219767461U - Gear shaft machining clamp - Google Patents

Abstract

The utility model discloses a gear shaft machining clamp, which relates to the technical field of clamp equipment, and comprises a base, wherein a support frame is arranged on the base, clamping pieces are arranged on the support frame, a driving screw is arranged in the support frame, a first helical gear is arranged on the driving screw, driven screws are arranged on two sides of the driving screw, a second helical gear is arranged at one end of each driven screw, moving pieces are arranged on each driven screw and the driving screw, and each moving piece is fixedly connected with each clamping piece in a one-to-one correspondence manner; the gear shaft is supported by the support frame, the first helical gear is driven to rotate by rotating the driving screw, so that the two second helical gears meshed with the first helical gear rotate, and each driven screw is driven to rotate, so that each moving part moves synchronously, the gear shafts with different sizes placed on the support frame can be clamped, the clamping parts do not need to be disassembled, the workload of workers is reduced, and the cost is saved.

Description

Gear shaft machining clamp

Technical Field

The utility model relates to the technical field of clamp equipment, in particular to a gear shaft machining clamp.

Background

The gear shaft part has the main functions of supporting the rotary part, realizing rotary motion and transmitting torque and power, is a common mechanical part which integrates a gear part and a shaft into a whole without key matching, has the advantages of high transmission efficiency, compact structure, long service life and the like, and is one of important parts in the transmission of general machinery, particularly engineering machinery. In the field of machining, people need to perform external machining (such as hobbing and chamfering) on the surface of the shaft part frequently so as to meet the use requirement of the part, and in the machining process of the gear shaft, the gear shaft needs to be clamped and fixed by a clamp;

the utility model patent with the publication number of CN211992610U and the name of gear shaft fixing clamp comprises a base; the base can be fixedly arranged at the top end of the base; a clamping mechanism which can be assembled on one side of the base; the clamping plate can be fixedly arranged on one side of the clamping mechanism; the connecting seat can be fixedly arranged at one side of the clamping plate; the clamp head can be assembled on one side of the connecting seat; the mounting mechanism can be assembled on one side of the connecting seat and the clamp head, and the connecting plate is driven to drive the clamping plate, the connecting seat, the clamp head and the mounting mechanism to move inwards or outwards together through the cooperation among the connecting rod, the limiting block, the sliding groove, the connecting block, the toothed plate, the electric push rod and the gear, so that the gear shaft is clamped and fixed, and the clamp head is convenient to mount and dismount through the cooperation among the rotating rod, the bottom plate, the first chain wheel, the round rod and the second chain wheel;

in the processing of gear shaft, need utilize anchor clamps to carry out centre gripping fixed to it, as shown in above-mentioned patent, some prior art is through changing the different anchor clamps head and come the centre gripping to the gear shaft of equidimension, and this kind of technique need often change the anchor clamps head, not only increases staff's work load, still can greatly increased manufacturing cost, and it is comparatively inconvenient to use.

Disclosure of Invention

The utility model aims to provide a gear shaft machining clamp which aims to solve the defects in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a tooth axle adds clamping apparatus, includes the base, it is provided with the support frame to rotate on the base, it is provided with four holders to slide on the support frame, it is provided with the initiative screw rod to rotate in the support frame, fixed first helical gear that is provided with on the initiative screw rod, all rotate on initiative screw rod both sides and be provided with driven screw rod, each driven screw rod is close to the second helical gear of the equal fixed second helical gear that is provided with and first helical gear meshing of one end of initiative screw rod, each equal threaded connection has the moving part on driven screw rod and the initiative screw rod, moving part on the initiative screw rod sets up to two, each moving part and each holder one-to-one fixed connection.

Preferably, the driving screw is configured as a bi-directional screw.

Preferably, the support frame is far away from the one end of base and has seted up four spouts, and each moving piece is kept away from the one side of base and is all fixed and be provided with the connecting rod, each the connecting rod keep away from the one end of base and each clamping piece one-to-one fixed connection.

Preferably, the base is rotatably provided with a fixing ring, the fixing ring is fixedly connected with the supporting frame, a plurality of slots are formed in the fixing ring, and the base is slidably provided with a plugboard matched with the slots.

Preferably, a servo motor is fixedly arranged on the side wall of the support frame, and the output end of the servo motor is fixedly connected with the driving screw.

Preferably, a plurality of handles are fixedly arranged on the side wall of the support frame.

In the technical scheme, the utility model provides a gear shaft machining clamp, which has the following beneficial effects: the gear shaft is supported by the support frame, the first helical gear is driven to rotate by rotating the driving screw, so that the two second helical gears meshed with the first helical gear rotate, and each driven screw is driven to rotate, so that each moving part moves synchronously, the gear shafts with different sizes placed on the support frame can be clamped, the clamping parts do not need to be disassembled, the workload of workers is reduced, and the cost is saved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic view of the overall structure provided by an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a driving screw according to an embodiment of the present utility model;

FIG. 3 is an enlarged view of the structure shown at A in FIG. 2, provided in accordance with an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a moving member according to an embodiment of the present utility model.

Reference numerals illustrate:

10. a base; 21. a fixing ring; 22. a slot; 23. inserting plate; 24. a handle; 25. a servo motor; 31. a support frame; 32. a chute; 33. a clamping member; 34. a connecting rod; 35. a moving member; 36. a drive screw; 361. a first helical gear; 37. a driven screw; 371. a second helical gear; 38. and a fixing plate.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

Referring to fig. 1-4, a gear shaft machining fixture according to the technical scheme provided by the utility model comprises a base 10, wherein a supporting frame 31 is rotatably arranged on the base 10, four clamping pieces 33 are slidably arranged on the supporting frame 31, driving screws 36 are rotatably arranged on the supporting frame 31, a first bevel gear 361 is fixedly arranged on the driving screws 36, driven screws 37 are rotatably arranged on both sides of the driving screws 36, a second bevel gear 371 meshed with the first bevel gear 361 is fixedly arranged at one end, close to the driving screws 36, of each driven screw 37, moving pieces 35 are in threaded connection with the driving screws 36, the number of the moving pieces 35 on the driving screws 36 is two, and each moving piece 35 is fixedly connected with each clamping piece 33 in a one-to-one correspondence manner; two moving parts 35 on the driving screw 36 are symmetrically arranged, four moving parts 35 are circumferentially arranged, the supporting frame 31 is used for placing tooth shafts, the supporting frame 31 which is arranged in a rotating mode can drive the tooth shafts on the supporting frame 31 to rotate, so that the tooth shafts can be machined in multiple directions, each driven screw 37 is rotationally connected with the inner wall of the supporting frame 31, when the driving screw 36 is rotated, the two moving parts 35 on the driving screw 36 move in a reverse direction, when the driving screw 36 is used, the driving screw 36 is rotated, so that each driven screw 37 rotates, and each moving part 35 is driven to synchronously move, each clamping part 33 is driven to synchronously move inwards or outwards, so that the tooth shafts with different sizes can be clamped, and the use is convenient.

Specifically, the drive screw 36 is configured as a bi-directional screw; when the driving screw 36 is set to be a bidirectional screw so that the driving screw 36 rotates, the two moving parts 35 on the driving screw 36 move reversely, so that the gear shaft on the supporting frame 31 is convenient to clamp.

Specifically, one end of the supporting frame 31 far away from the base 10 is provided with four sliding grooves 32, one side of each moving piece 35 far away from the base 10 is fixedly provided with a connecting rod 34, and one end of each connecting rod 34 far away from the base 10 is fixedly connected with each clamping piece 33 in a one-to-one correspondence manner; the moving parts 35 are fixedly connected with the corresponding clamping parts 33 through connecting rods 34, the connecting rods 34 are arranged in the sliding grooves 32 in a one-to-one corresponding sliding mode, the end, close to the driving screw 36, of each driven screw 37 is provided with a fixing plate 38 in a rotating mode, each fixing plate 38 is fixedly connected with the inner top wall of the supporting frame 31, and the driven screws 37 can be more stable through the fixing plates 38.

Specifically, a fixed ring 21 is rotatably arranged on the base 10, the fixed ring 21 is fixedly connected with a supporting frame 31, a plurality of slots 22 are formed in the fixed ring 21, and a plugboard 23 matched with the slots 22 is slidably arranged on the base 10; when the support frame 31 is rotated, the fixing ring 21 fixedly connected with the support frame 31 rotates along with the support frame 31, and after the support frame 31 is rotated to a required angle, the slide plugboard 23 enables the plugboard 23 to be inserted into the corresponding slot 22, so that the positions of the support frame 31 and the gear shaft on the support frame 31 are fixed, the processing of all directions of the gear shaft is facilitated, and when the support frame 31 is required to be rotated, the plugboard 23 is moved out of the corresponding slot 22.

Specifically, the side wall of the supporting frame 31 is fixedly provided with a servo motor 25, and the output end of the servo motor 25 is fixedly connected with a driving screw 36; the rotation of the driving screw 36 is controlled by the servo motor 25, so that the movement of each clamping piece 33 is controlled, and the use is convenient.

Specifically, the side wall of the supporting frame 31 is fixedly provided with a plurality of handles 24; the support 31 can be rotated more conveniently by the handle 24.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a tooth axle adds clamping apparatus, includes base (10), its characterized in that, rotate on base (10) and be provided with support frame (31), slide on support frame (31) and be provided with four holder (33), support frame (31) internal rotation is provided with initiative screw rod (36), fixed first helical gear (361) that are provided with on initiative screw rod (36), all rotate on initiative screw rod (36) both sides and be provided with driven screw rod (37), each driven screw rod (37) are close to the one end of initiative screw rod (36) all fixed second helical gear (371) that are provided with first helical gear (361) meshing, each driven screw rod (37) and initiative screw rod (36) on equal threaded connection have moving part (35), moving part (35) on initiative screw rod (36) set up to two, each moving part (35) and each holder (33) one-to-one fixed connection.

2. A gear shaft machining jig according to claim 1, characterized in that the driving screw (36) is provided as a bi-directional screw.

3. The gear shaft machining clamp according to claim 1, wherein four sliding grooves (32) are formed in one end, far away from the base (10), of the supporting frame (31), connecting rods (34) are fixedly arranged on one side, far away from the base (10), of each moving piece (35), and one end, far away from the base (10), of each connecting rod (34) is fixedly connected with each clamping piece (33) in a one-to-one correspondence mode.

4. The gear shaft machining clamp according to claim 1, wherein a fixing ring (21) is rotatably arranged on the base (10), the fixing ring (21) is fixedly connected with the supporting frame (31), a plurality of slots (22) are formed in the fixing ring (21), and a plugboard (23) matched with the slots (22) is slidably arranged on the base (10).

5. The gear shaft machining clamp according to claim 1, wherein a servo motor (25) is fixedly arranged on the side wall of the supporting frame (31), and the output end of the servo motor (25) is fixedly connected with the driving screw (36).

6. A dental axle machining fixture according to claim 1, characterized in that the side walls of the support frame (31) are fixedly provided with a plurality of handles (24).