CN112025077B

CN112025077B - Friction stir welding main shaft advancing angle adjusting device

Info

Publication number: CN112025077B
Application number: CN202010930385.7A
Authority: CN
Inventors: 雷勋发; 吴靖凡; 张新胜
Original assignee: Hunan Kunding Cnc Technology Co ltd
Current assignee: Hunan Kunding Cnc Technology Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2022-04-15
Anticipated expiration: 2040-09-07
Also published as: CN112025077A

Abstract

The invention relates to the technical field of adjusting devices, in particular to a device for adjusting the advancing angle of a main shaft of friction stir welding, which comprises an installation seat, a partition plate, a shaft seat and a shaft body, wherein the partition plate is fixedly arranged on two sides of the bottom end of the installation seat, the shaft seat is sleeved in the installation seat, the top end of the inner part of the shaft seat is connected with the shaft body through a fixing mechanism, an adjusting mechanism is arranged between the partition plate and the shaft seat, the adjusting mechanism comprises a pressure groove, the bottom ends of two sides of the shaft seat are provided with pressure grooves, the upper end and the lower end of the inner part of each pressure groove are provided with sliding grooves, the inner parts of the sliding grooves are all slidably connected with sliding blocks, and one side of a pressure rod, which is far away from a pressure plate, penetrates through the partition plate and extends to the outer surface of the partition plate. The invention improves the usability and the practicability, and effectively prevents the problems of very complicated operation, need of tightness of a plurality of groups of bolts and inconvenience for adjustment during operation.

Description

Friction stir welding main shaft advancing angle adjusting device

Technical Field

The invention relates to the technical field of adjusting devices, in particular to a device for adjusting the advancing angle of a friction stir welding spindle.

Background

The main shaft of friction stir welding needs to have certain angle of advance when welding, suitable angle of advance is favorable to eliminating welding defect and improving the life of stirring head, different technologies have different angle of advance when welding different products, consequently need often adjust the angle of advance, current friction stir welding main shaft angle of advance adjusting device possesses various functions, realize the pluralism, consequently, it can be known that current friction stir welding main shaft angle of advance adjusting device has satisfied people's user demand, still have following problem.

The angle adjusting device that advances of current friction stir welding main shaft generally is screw thread formula adjustment mechanism, when adjusting, needs to carry out the elasticity to the bolt, adjusts the rotation to the main shaft, screws up the bolt once more afterwards, fixes the main shaft, nevertheless when operating, and the operation is very loaded down with trivial details, needs to carry out the elasticity to the multiunit bolt, is not convenient for adjust, has reduced ease of use and practicality, therefore needs a neotype friction stir welding main shaft angle adjusting device that advances to solve above-mentioned problem urgently.

Disclosure of Invention

The invention aims to provide a device for adjusting the advancing angle of a friction stir welding spindle, which aims to solve the problem of inconvenient adjustment in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a device for adjusting the advancing angle of a main shaft in friction stir welding comprises a mounting seat, a partition plate, a shaft seat and a shaft body, wherein the partition plate is fixedly arranged on two sides of the bottom end of the mounting seat, the shaft seat is sleeved in the mounting seat, the top end in the shaft seat is connected with the shaft body through a fixing mechanism, an adjusting mechanism is arranged between the partition plate and the shaft seat and comprises a pressure groove, the bottom ends of two sides of the shaft seat are provided with the pressure groove, the upper end and the lower end in the pressure groove are provided with slide grooves, the slide grooves are connected with slide blocks in a sliding manner, one side of each slide block close to the pressure groove is welded on the upper end and the lower end of a pressure plate, one side of each pressure plate close to the shaft seat is welded with a spring, one side of each spring far away from the pressure plate is welded on the inner wall of the pressure groove, the upper end and the lower end of one side of each pressure plate far away from the shaft body are welded with limit blocks, and a pressure rod is fixedly arranged at the middle position of one side of the pressure plate far away from the shaft body, one side of the pressure rod, which is far away from the pressure plate, penetrates through the partition plate and extends to the outer surface of the partition plate.

Preferably, one side of the partition board close to the shaft body is movably connected with the shaft seat through a bearing, and a abdicating groove matched with the shaft seat is formed in the mounting seat.

Preferably, the spacing groove has been seted up to one side that the baffle is close to the axis body, and the spacing groove has seted up eighteen groups, eighteen groups the spacing groove uses the spring to be the annular and evenly sets up at the baffle outer wall as the centre of a circle, stopper and spacing groove block each other.

Preferably, fixed establishment is including fixed cover, the outside top cover of axle bed is equipped with fixed cover, and fixed cover inside left side fixed mounting has the kelly, the draw-in groove with the mutual block of kelly is seted up on axis body left side top, axle bed right side top has the screw rod through bearing swing joint, and the screw rod right side runs through the surface that fixed cover extended to fixed cover, fixed cover and screw rod are threaded connection.

Preferably, the right side in the fixed sleeve is sleeved with a limiting rod, and the left side of the limiting rod is fixedly installed on the outer wall of the shaft seat.

Preferably, the right side fixed mounting of kelly has the clutch blocks, and the clutch blocks is the cockscomb structure design, clutch blocks and draw-in groove are laminated each other.

Compared with the prior art, the invention has the beneficial effects that:

1. this friction stir welding main shaft angle of advance adjusting device is provided with the clamp plate, a spring, the stopper, spacing groove and depression bar, when adjusting, at first press the depression bar, make the clamp plate move to inside, extrude the spring, elastic deformation takes place for the spring, shift out the stopper from the spacing inslot portion, spacing to the axis body is relieved, rotate under the bearing afterwards, adjust the angle of axis body, when the adjustment is accomplished, loosen the depression bar, under the effect of elasticity restoring force, the stopper once more with the mutual block of spacing groove, the ease of use and practicality have been improved, effectively prevented when operating, it is very loaded down with trivial details to operate, need carry out the elasticity to the multiunit bolt, be not convenient for carry out the problem of adjusting.

2. This friction stir welding main shaft angle of advance adjusting device is provided with fixed cover, the kelly, draw-in groove and screw rod, when will changing the shaft body, at first twist and move the screw rod under threaded connection's effect, fixed cover removes to the left side, make the kelly shift out from the draw-in groove is inside, take the shaft body out afterwards, change the main shaft, the ease for use and practicality have been improved, effectively prevented under long-time the use, the damage takes place for the shaft body, when changing, mostly use the bolt to demolish the shaft body, be not convenient for carry out the problem of changing.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a side view of a portion of the spacer and the spacing groove of the present invention;

fig. 4 is an enlarged view of the structure at B in fig. 1 according to the present invention.

In the figure: 1. a mounting seat; 2. a partition plate; 3. a shaft seat; 4. a shaft body; 51. pressing a groove; 52. a chute; 53. a slider; 54. pressing a plate; 55. a spring; 56. a limiting block; 57. a limiting groove; 58. a pressure lever; 61. fixing a sleeve; 62. a clamping rod; 63. a card slot; 64. a screw; 65. a limiting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown: a friction stir welding main shaft advancing angle adjusting device comprises a mounting seat 1, a partition plate 2, a shaft seat 3 and a shaft body 4, wherein the partition plate 2 is fixedly arranged on two sides of the bottom end of the mounting seat 1, the shaft seat 3 is sleeved in the mounting seat 1, the shaft body 4 is connected to the top end of the inside of the shaft seat 3 through a fixing mechanism, an adjusting mechanism is arranged between the partition plate 2 and the shaft seat 3 and comprises a pressure groove 51, the bottom ends of two sides of the shaft seat 3 are provided with pressure grooves 51, the upper end and the lower end of the inside of the pressure groove 51 are provided with sliding grooves 52, the inside of the sliding grooves 52 are connected with sliding blocks 53 in a sliding manner, one sides of the sliding blocks 53 close to the pressure grooves 51 are welded at the upper end and the lower end of a pressure plate 54, one sides of the pressure plate 54 close to the shaft seat 3 are welded on the inner wall of the pressure groove 51, the upper end and the lower end of one side of the pressure plate 54 far away from the shaft body 3 are welded with limiting blocks 56, and a pressure rod 58 is fixedly arranged at the middle position of one side of the pressure plate 54 far away from the shaft body 4, the side of the pressure rod 58 far away from the pressure plate 54 extends through the partition board 2 to the outer surface of the partition board 2.

One side that baffle 2 is close to axis body 4 is through bearing and 3 swing joint of axle bed, and the groove of stepping down of mutually supporting with axle bed 3 is seted up to mount pad 1 is inside, under the effect in groove of stepping down, is convenient for adjust the turned angle of baffle 2, has improved ease of use and practicality.

Spacing groove 57 has been seted up to one side that baffle 2 is close to axis body 4, and spacing groove 57 has seted up eighteen groups, and eighteen groups of spacing groove 57 use spring 55 to be the annular as the centre of a circle and evenly set up at baffle 2 outer wall, and stopper 56 and spacing groove 57 block each other is convenient for fix angle regulation under spacing groove 57's effect, has improved stability.

Fixed establishment is including fixed cover 61, the outside top cover of axle bed 3 is equipped with fixed cover 61, and the inside left side fixed mounting of fixed cover 61 has kelly 62, the draw-in groove 63 with the mutual block of kelly 62 is seted up on the top of the 4 left sides of axis body, there is screw rod 64 on the 3 right sides of axle bed through bearing swing joint, and the screw rod 64 right side runs through the surface that fixed cover 61 extends to fixed cover 61, fixed cover 61 and screw rod 64 are threaded connection, under the effect of this mechanism, be convenient for change fixedly to axis body 4, and the usability and the practicality are improved.

The inside right side cover of fixed cover 61 is equipped with gag lever post 65, and the left side fixed mounting of gag lever post 65 is at the 3 outer walls of axle bed, under the effect of gag lever post 65 for fixed cover 61 can remain stable when removing.

The right side fixed mounting of kelly 62 has the clutch blocks, and the clutch blocks is the cockscomb structure design, and clutch blocks and draw-in groove 63 laminate each other, under the effect of clutch blocks for when fixing shaft body 4, improved stability.

The working principle is as follows: when the adjustment is performed, firstly, the pressing rod 58 is pressed, so that the pressing plate 54 moves inwards, the spring 55 is extruded, the spring 55 is elastically deformed, the limiting block 56 is moved out of the limiting groove 57, the limiting of the shaft body 4 is released, then, the spring rotates under a bearing, the angle of the shaft body 4 is adjusted, when the adjustment is completed, the pressing rod 58 is loosened, and the limiting block 56 is clamped with the limiting groove 57 again under the action of elastic restoring force;

when the shaft body 4 is to be replaced, the screw 64 is first screwed, and the fixing sleeve 61 is moved to the left under the effect of the threaded connection, so that the clamping rod 62 is moved out of the clamping groove 63, and then the shaft body 4 is pulled out, the main shaft is replaced, and the operation is finished.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a friction stir welding main shaft angle of advance adjusting device, includes mount pad (1), baffle (2), axle bed (3) and axis body (4), mount pad (1) bottom both sides all fixed mounting have baffle (2), the inside cover of mount pad (1) is equipped with axle bed (3), its characterized in that: the top end of the inside of the shaft seat (3) is connected with a shaft body (4) through a fixing mechanism, an adjusting mechanism is arranged between the partition plate (2) and the shaft seat (3), the adjusting mechanism comprises a pressing groove (51), the bottom ends of the two sides of the shaft seat (3) are provided with the pressing groove (51), the upper end and the lower end of the inside of the pressing groove (51) are both provided with a sliding groove (52), the inside of the sliding groove (52) is both connected with a sliding block (53) in a sliding manner, one side of the sliding block (53) close to the pressing groove (51) is welded at the upper end and the lower end of a pressing plate (54), one side of the pressing plate (54) close to the shaft seat (3) is welded with a spring (55), one side of the spring (55) far away from the pressing plate (54) is welded at the inner wall of the pressing groove (51), the upper end and the lower end of the pressing plate (54) far away from the side of the shaft seat (3) are both welded with a limiting block (56), and a pressing rod (58) is fixedly installed at the middle position of the pressing plate (54) far away from the shaft body (4), one side of the pressure rod (58) far away from the pressure plate (54) penetrates through the partition plate (2) and extends to the outer surface of the partition plate (2);

fixed establishment is including fixed cover (61), the outside top cover of axle bed (3) is equipped with fixed cover (61), and fixed cover (61) inside left side fixed mounting have kelly (62), draw-in groove (63) with the mutual block of kelly (62) are seted up on axis body (4) left side top, there is screw rod (64) on axle bed (3) right side top through bearing swing joint, and screw rod (64) right side runs through the surface that fixed cover (61) extended to fixed cover (61), fixed cover (61) and screw rod (64) are threaded connection.

2. The apparatus of claim 1, wherein the main shaft advancing angle adjusting means comprises: one side of the partition plate (2) close to the shaft body (4) is movably connected with the shaft seat (3) through a bearing, and a yielding groove matched with the shaft seat (3) is formed in the mounting seat (1).

3. The apparatus of claim 1, wherein the main shaft advancing angle adjusting means comprises: spacing groove (57) have been seted up to one side that baffle (2) are close to axis body (4), and spacing groove (57) have been seted up eighteen group, eighteen group spacing groove (57) use spring (55) to be the annular and evenly set up at baffle (2) outer wall as the centre of a circle, stopper (56) and spacing groove (57) block each other.

4. The apparatus of claim 1, wherein the main shaft advancing angle adjusting means comprises: the right side of the inner part of the fixed sleeve (61) is sleeved with a limiting rod (65), and the left side of the limiting rod (65) is fixedly installed on the outer wall of the shaft seat (3).

5. The apparatus of claim 1, wherein the main shaft advancing angle adjusting means comprises: the right side fixed mounting of kelly (62) has the clutch blocks, and the clutch blocks is the cockscomb structure design, clutch blocks and draw-in groove (63) laminate each other.