CN212351226U

CN212351226U - Washing machine motor end cover anchor clamps

Info

Publication number: CN212351226U
Application number: CN202022008201.XU
Authority: CN
Inventors: 金龙建; 张普亮; 张茜; 勾发琼
Original assignee: Shanghai Dongjing Technology Co ltd
Current assignee: Shanghai Dongjing Technology Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-01-15
Anticipated expiration: 2030-09-14

Abstract

The utility model provides a washing machine motor end cover anchor clamps belongs to anchor clamps technical field. The problem of how to improve the positioning accuracy of the workpiece in the prior art is solved. The utility model provides a washing machine motor end cover anchor clamps, includes the mount pad, the mounting hole has in the mount pad, be equipped with the mobilizable holder that is the tube-shape and has the inner chamber in the mounting hole, the clamping part that a plurality of is circumference setting has on the holder, the regulating wall that has at least one slant setting in the mount pad all has on every clamping part with the connecting wall of regulating wall apical grafting, the regulating wall forms the contained angle with the connecting wall, the connecting wall can remove along the regulating wall, at the in-process that the connecting wall removed, a plurality of clamping part can inwards shrink gradually, the regulating wall can paste with the connecting wall and lean on mutually. The clamp for the motor end cover of the washing machine achieves fine adjustment of clamping of the workpieces by the plurality of clamping parts, and therefore positioning accuracy of the workpieces is improved.

Description

Washing machine motor end cover anchor clamps

Technical Field

The utility model belongs to the technical field of anchor clamps, concretely relates to washing machine motor end cover anchor clamps.

Background

In the existing mechanical processing, a clamp installed on a lathe is generally used for clamping and fixing a workpiece, and then corresponding cutting processing is carried out, the existing common clamp only plays a role in fixing the workpiece, but cannot control clamping force, so that the positioning precision of the workpiece is influenced, and the precision of the processed workpiece is not high.

The existing washing machine motor end cover generally comprises a circular shell, a connecting part arranged at the lower end of the shell and a bearing chamber with a convex circular shape at the upper end of the shell, the existing washing machine motor end cover is clamped and fixed when being processed, because the shell is circular, a clamp is arranged on the circular mounting hole to be matched with the shell, the shell is arranged in the circular mounting hole, then the connecting part is abutted against the lower end surface of the clamp, the connecting part is pressed on the lower end surface of the clamp through a pressing plate, so that the washing machine motor end cover is fixedly arranged on the clamp, then the clamp is arranged on a machine tool, and corresponding cutting processing is carried out on a workpiece, but in order to enable the washing machine motor end cover to be easily arranged on the clamp, the motor end cover is often loosely arranged in the clamp mounting hole, and the existing clamp can not clamp and adjust the motor end cover, so that the, thereby affecting the processing accuracy of the workpiece.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided a clothing machine motor end cover anchor clamps, the utility model aims to solve the technical problem that: how to improve the positioning accuracy of the workpiece.

In order to solve the above problem, the utility model discloses a following technical scheme realizes:

the utility model provides a washing machine motor end cover anchor clamps, includes the mount pad, the mounting hole has in the mount pad, be equipped with the mobilizable holder that is the tube-shape and has the inner chamber in the mounting hole, the clamping part that a plurality of is circumference setting has on the holder, the regulating wall that has at least one slant setting in the mount pad all has on every clamping part with the connecting wall of regulating wall apical grafting, the regulating wall forms the contained angle with the connecting wall, the connecting wall can remove along the regulating wall, at the in-process that the connecting wall removed, a plurality of clamping part can inwards shrink gradually, the regulating wall can paste with the connecting wall and lean on mutually.

The clamping piece is cylindrical and provided with an inner cavity, the inner cavity of the clamping piece can enable a workpiece to be loosely arranged in the inner cavity of the clamping piece in an initial state, the workpiece is placed in the inner cavity of the clamping piece, the clamping piece moves in the mounting hole to enable the connecting wall on each clamping part to move along the inclined adjusting wall arranged in the mounting seat, the inclined adjusting wall has an inclined acting force on the connecting wall in the process of moving the inclined adjusting wall, the inclined acting force is transmitted to the clamping parts to enable the included angle between the adjusting wall and the connecting wall to be gradually reduced, the plurality of clamping parts arranged in the circumferential direction are gradually contracted inwards and clamp the workpiece, when the adjusting wall is attached to the connecting wall, the plurality of clamping parts arranged in the circumferential direction clamp the workpiece at proper clamping degree, the plurality of clamping parts are arranged in the circumferential direction, the clamping parts can simultaneously clamp the workpiece in the circumferential direction of the workpiece, and the workpiece can be clamped stably, the connecting wall moves on the obliquely arranged adjusting wall until the adjusting wall is attached to the connecting wall, the abutting part of the clamping part and the adjusting wall retracts inwards to drive the clamping part to retract inwards to clamp a workpiece, the connecting wall moves upwards to enable an included angle formed by the adjusting wall and the connecting wall to be gradually reduced, the clamping part slowly retracts inwards and slowly clamps the workpiece in the process of reducing the included angle, when the adjusting wall is attached to the connecting wall, a plurality of clamping parts which are circumferentially arranged clamp the workpiece at proper clamping degrees, fine adjustment of clamping of the workpiece by the plurality of clamping parts is achieved, accordingly, the positioning accuracy of the workpiece is improved, the plurality of clamping parts can slowly retract inwards to clamp the workpiece, damage to the surface of the workpiece due to the fact that the workpiece is directly clamped inwards can be prevented, and the clamping parts are made of deformable rigid materials.

In the washing machine motor end cover clamp, the connecting wall is obliquely arranged, and the lower end of the connecting wall is in abutting joint with the adjusting wall. Connect wall and regulation wall slant setting, it moves on the regulation wall to connect the wall, it up moves the in-process to connect the wall, because slant effort and regulation wall inclination effect, it makes the contained angle that adjusts wall and connection wall formation diminish gradually to connect the wall to shift up, make the inside shrink of clamping part extrusion, the contained angle diminishes in-process clamping part slowly inwards shrink and press from both sides the work piece slowly, when leaning on with the connection wall to adjust the wall, the clamping part that makes a plurality of be circumference setting presss from both sides tight work piece at suitable clamp degree, realize that a plurality of clamping part presss from both sides the tight fine setting of work piece, thereby just improved the positioning accuracy of work piece.

In foretell washing machine motor end cover anchor clamps, the mount pad includes connecting seat and connecting block, connecting block fixed connection is at the lower extreme of connecting seat, the regulating wall includes first regulating wall and second regulating wall, first regulating wall is located the lower extreme of connecting seat, the second regulating wall is located the lower extreme of connecting block, the connecting wall includes first connecting wall and second connecting wall, first connecting wall and first regulating wall butt joint formation contained angle one, second connecting wall and second regulating wall butt joint formation contained angle two. The formation of connecting seat and connecting block is set to the mount pad, be convenient for manufacture, the processing of the first regulating wall of being convenient for and second regulating wall of being convenient for simultaneously, first connecting wall and first regulating wall butt joint form contained angle one, the second connecting wall and second regulating wall butt joint form contained angle two, can make two positions of clamping part carry out the extrusion with the mount pad in the holder removal process, it is more even to make the whole inward contraction of clamping part, it is even to realize that the clamping part carries out the centre gripping atress to the work piece, when first connecting wall and first regulating wall, the second connecting wall pastes mutually with the second regulating wall simultaneously and leans on, the clamping part can realize whole work piece centre gripping at suitable fastener, thereby the positioning accuracy of work piece has been improved.

In the washing machine motor end cover clamp, the connecting seat and the connecting block are connected to form a first step surface, the first step surface is connected with the first adjusting wall and the second adjusting wall, a second step surface capable of abutting against the first step surface is arranged on the clamping part, and a distance is reserved between the first step surface and the second step surface. The distance can realize the movable distance for the moving of the clamping part and limit the position of the upward moving of the clamping part.

In the washing machine motor end cover clamp, the clamping part is provided with a positioning lug protruding towards the inside of the clamping part at the position of the second step surface. In the moving process of the clamping piece, the first connecting wall and the second connecting wall are extruded by the corresponding first adjusting wall and the second adjusting wall, so that the clamping part is contracted inwards, the positioning lug is driven to clamp the upper end of the workpiece, the outer peripheral surface of the workpiece can be matched with the clamping part, and the positioning precision of the workpiece is improved.

In the washing machine motor end cover clamp, gaps are formed between every two adjacent clamping parts. The notch avoids interference in the inward shrinkage process of the plurality of clamping parts.

In the washing machine motor end cover clamp, the notch comprises a first notch and a second notch connected with the first notch, the first notch is located above the second notch, and the width of the first notch is larger than that of the second notch. In the inward contraction process of the plurality of clamping parts, the clamping parts between adjacent parts can avoid interference, and the width of the first notch is larger than that of the second notch, so that the contraction of the clamping parts is smoother.

In the washing machine motor end cover clamp, the mounting seat is provided with the driving piece, and the driving piece is connected with the clamping piece and can drive the clamping piece to move upwards. The driving piece is used for driving the clamping piece to move.

In the washing machine motor end cover clamp, the driving piece is an oil cylinder or an air cylinder.

In the washing machine motor end cover clamp, the driving part is provided with a driving shaft, the driving shaft penetrates into the mounting hole and is connected with a screw, the driving shaft is connected with a stop block positioned in the mounting hole in a penetrating manner, two positioning blocks capable of limiting the stop block on the clamping piece are further arranged in the mounting hole, and the two positioning blocks are fixed on the inner wall of the mounting hole through screws. The clamping piece is connected with the driving shaft and is simple and convenient to disassemble.

Compared with the prior art, the beneficial effects of the utility model are that:

the driving piece drives the clamping piece to move upwards, the first connecting wall arranged on the clamping part moves on the first adjusting wall, the second connecting wall arranged on the clamping part moves on the second adjusting wall, so that the first connecting wall and the second connecting wall are both subjected to oblique acting force, the clamping parts can gradually contract inwards to clamp workpieces, the connecting wall moves on the obliquely arranged adjusting wall until the adjusting wall is attached to the connecting wall, the abutting part of the clamping part and the adjusting wall contracts inwards to drive the clamping parts to contract inwards to clamp the workpieces, the connecting wall moves upwards to gradually reduce an included angle formed by the adjusting wall and the connecting wall, the clamping parts slowly contract inwards and slowly clamp the workpieces in the process of reducing the included angle, and the clamping parts arranged in the circumferential direction clamp the workpieces at proper clamping degree until the adjusting wall is attached to the connecting wall, so that the clamping of the clamping parts can be finely adjusted, therefore, the positioning precision of the workpiece is improved, the clamping parts can slowly contract inwards to clamp the workpiece, and the workpiece can be prevented from being directly clamped inwards to damage the surface of the workpiece.

Drawings

Fig. 1 is a schematic structural view of a washing machine motor end cover clamp of the present invention.

Fig. 2 is an enlarged view of a portion a of fig. 1.

Fig. 3 is a schematic view of the structure of the clamping member.

In the figure, 1, a mounting seat; 1a, an adjusting wall; 1a1, a first adjustment wall; 1a2, a second adjustment wall; 1b, a connecting seat; 1c, connecting blocks; 1c1, step surface one; 2. mounting holes; 3. a clamping member; 3a, a clamping part; 3a1, connecting walls; 3a11, first connecting wall; 3a12, second connecting wall; 3a2 and a second step surface; 3a3, positioning lugs; 31. a notch; 311. a first gap is formed; 312. a second gap; 4. a drive member; 4a, a drive shaft; 5. a stopper; 6. positioning blocks; 7. an included angle; 71. the included angle is I; 72. and a second included angle.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Referring to fig. 1-3, the washing machine motor end cover clamp includes a mounting base 1, the mounting base 1 includes a connecting base 1b and a connecting block 1c, the connecting block 1c is fixedly connected to a lower end of the connecting base 1b by a screw, the connecting block 1c is connected to the connecting base 1b to form a mounting hole 2, the connecting block 1c has a first adjusting wall 1a1 obliquely disposed at the lower end of the connecting base 1b, the connecting block 1c has a second adjusting wall 1a2 obliquely disposed at the lower end, a cylindrical movable clamping member 3 having an inner cavity is disposed in the mounting hole 2, the clamping member 3 has a plurality of circumferentially disposed clamping portions 3a, each clamping portion 3a has a first connecting wall 3a11 obliquely disposed thereon and a second connecting wall 3a12 obliquely disposed thereon, the lower end of the first connecting wall 3a11 abuts against the first adjusting wall 1a1, and an included angle is formed between the first connecting wall 3a11 and the first adjusting wall 1a1, the lower end of the second connecting wall 3a12 abuts against the second adjusting wall 1a2, and the second connecting wall 3a12 forms an included angle two 72 with the second adjusting wall 1a2, the first connecting wall 3a11 can move along the first adjusting wall 1a1, and the second connecting wall 3a12 can move along the second adjusting wall 1a2, and during the process of simultaneously moving the first connecting wall 3a11 and the second connecting wall 3a12, the included angle one 71 and the included angle two 72 are both gradually reduced, and when the first adjusting wall 1a1 abuts against the first connecting wall 3a11, and the second adjusting wall 1a2 abuts against the second connecting wall 3a12, the plurality of clamping portions 3a can gradually contract inwards to clamp the workpiece, so that the workpiece can be clamped at a proper tightness, and the positioning accuracy of the workpiece can be improved.

Installation seat 1 sets up the form into connecting seat 1b and connecting block 1c, the manufacturing of being convenient for, the processing of the first wall 1a1 and the second wall 1a2 of adjusting of being convenient for simultaneously, first connecting wall 3a11 and first wall 1a1 top joint mutually are adjusted to the second, second connecting wall 3a12 and second are adjusted wall 1a2 top joint mutually and can be made 3 removal in-process clamping part 3a two positions and mount pad 1 carry out the extrusion, it is more even to make the whole inward contraction of clamping part 3a, it is even to realize that clamping part 3a carries out the centre gripping atress to the work piece, thereby the positioning accuracy of work piece has been improved.

The connecting seat 1b and the connecting block 1c are connected to form a first step surface 1c1, the first step surface 1c1 connects the first adjusting wall 1a1 and the second adjusting wall 1a2, the clamping part 3a is provided with a second step surface 3a2 capable of abutting against the first step surface 1c1, and a space is formed between the first step surface 1c1 and the second step surface 3a 2. The pitch enables a movable distance for the movement of the gripping part 3a and position limitation of the upward movement of the gripping part 3 a.

The clamping part 3a is provided with a positioning lug 3a3 protruding inwards on the inner side of the position of the second step surface 3a2, and in the moving process of the clamping piece 3, the first connecting wall 3a11 and the second connecting wall 3a12 are extruded by the corresponding first adjusting wall 1a1 and second adjusting wall 1a2, so that the clamping part 3a shrinks inwards, the positioning lug 3a3 is driven to clamp the upper end of a workpiece, the outer peripheral surface of the workpiece can be matched with the clamping part 3a, and the positioning precision of the workpiece is improved.

Gaps 31 are formed between every two adjacent clamping portions 3a, each gap 31 comprises a first gap 311 and a second gap 312 connected with the first gap 311, the first gap 311 is located above the second gap 312, and the width of the first gap 311 is larger than that of the second gap 312. In the inward contraction process of the clamping parts 3a, the adjacent clamping parts 3a can avoid interference in the inward contraction process, and the width of the first notch 311 is larger than that of the second notch 312, so that the clamping parts 3a can be contracted more smoothly.

Be equipped with driving piece 4 on mount pad 1, driving piece 4 links to each other with holder 3 and can drive holder 3 and move up, driving piece 4 is hydro-cylinder or cylinder, driving piece 4 is used for driving holder 3 and removes, drive shaft 4a has on the driving piece 4, drive shaft 4a penetrates in mounting hole 2 and is connected with the screw, the cross-under has dog 5 that is located mounting hole 2 on the drive shaft 4a, still be equipped with two in the mounting hole 2 and make dog 5 restrict locating piece 6 on holder 3, two locating pieces 6 pass through the screw fixation on 2 inner walls of mounting hole, holder 3 is connected with drive shaft 4a and is dismantled simple and conveniently.

Placing a workpiece in the lower end inner cavity of the clamping member 3, driving the clamping member 3 to move upwards by the driving member 4, moving the clamping member 3 in the mounting hole 2 to make the first connecting wall 3a11 of each clamping portion 3a move along the first adjusting wall 1a1, the second connecting wall 3a12 move along the second adjusting wall 1a2, the first connecting wall 3a11 and the second connecting wall 3a12 have an oblique force on the first connecting wall 3a11 and the second adjusting wall 1a2 on the second connecting wall 3a12 during the movement, the included angle 71 and the included angle two 72 gradually decrease during the simultaneous upward movement of the first connecting wall 3a11 and the second connecting wall 3a12 until the first adjusting wall 1a1 abuts against the first connecting wall 3a11, the second adjusting wall 1a2 abuts against the second connecting wall 3a12, the first adjusting wall 3a 5963 a and the second connecting wall 583 a move during the movement of the first connecting wall 3a, when the clamping part 3a is gradually contracted inwards and slowly clamps the workpiece until the first adjusting wall 1a1 is abutted against the first connecting wall 3a11 and the second adjusting wall 1a2 is abutted against the second connecting wall 3a12 under the action of the oblique acting forces of the corresponding two positions of the first adjusting wall 1a1 and the second adjusting wall 1a2, the plurality of circumferentially arranged clamping parts 3a can clamp the workpiece at a proper clamping degree, and the clamping parts 3a have fine clamping adjustment on the clamping of the workpiece, so that the positioning accuracy of the workpiece is improved, the plurality of clamping parts 3a can be gradually contracted inwards and clamp the workpiece, and the workpiece can be prevented from being directly clamped inwards to damage the surface of the workpiece.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A washing machine motor end cover clamp comprises a mounting seat (1) and is characterized in that, the mounting seat (1) is internally provided with a mounting hole (2), the mounting hole (2) is internally provided with a cylindrical movable clamping piece (3) with an inner cavity, the clamping piece (3) is provided with a plurality of clamping parts (3a) which are arranged in the circumferential direction, the mounting seat (1) is internally provided with at least one obliquely arranged adjusting wall (1a), each clamping part (3a) is provided with a connecting wall (3a1) which is abutted against the adjusting wall (1a), the adjusting wall (1a) and the connecting wall (3a1) forming an angle (7), the connecting wall (3a1) being movable along the adjusting wall (1a), during the movement of the connecting wall (3a1), the plurality of clamping parts (3a) can gradually contract inwards, and the adjusting wall (1a) can abut against the connecting wall (3a 1).

2. The washing machine motor end cover fixture according to claim 1, wherein the connecting wall (3a1) is disposed in an inclined manner, and the lower end of the connecting wall (3a1) abuts against the adjusting wall (1 a).

3. A washing machine motor end cover fixture according to claim 1 or 2, characterized in that the mounting seat (1) comprises a connecting seat (1b) and a connecting block (1c), the connecting block (1c) is fixedly connected at the lower end of the connecting seat (1b), the adjusting wall (1a) comprises a first adjusting wall (1a1) and a second adjusting wall (1a2), the first adjusting wall (1a1) is positioned at the lower end of the connecting base (1b), the second adjusting wall (1a2) is positioned at the lower end of the connecting block (1c), the connecting wall (3a1) comprising a first connecting wall (3a11) and a second connecting wall (3a12), the first connecting wall (3a11) and the first adjusting wall (1a1) are butted to form an included angle I (71), the second connecting wall (3a12) and the second adjusting wall (1a2) are abutted to form an included angle two (72).

4. The washing machine motor end cover clamp as claimed in claim 3, wherein the connecting base (1b) and the connecting block (1c) are connected to form a first step surface (1c1), the first step surface (1c1) connects the first adjusting wall (1a1) and the second adjusting wall (1a2), the clamping portion (3a) is provided with a second step surface (3a2) capable of abutting against the first step surface (1c1), and a space is formed between the first step surface (1c1) and the second step surface (3a 2).

5. The washing machine motor end cover fixture according to claim 4, wherein the clamping part (3a) has an inwardly protruding positioning projection (3a3) on the inner side where the second step face (3a2) is located.

6. A washing machine motor end cover fixture according to claim 1 or 2, characterized in that a gap (31) is formed between each adjacent clamping part (3 a).

7. The washing machine motor end cover fixture as claimed in claim 6, wherein the notch (31) comprises a first notch (311) and a second notch (312) connected with the first notch (311), the first notch (311) is located above the second notch (312), and the width of the first notch (311) is greater than that of the second notch (312).

8. The washing machine motor end cover clamp as claimed in claim 1 or 2, characterized in that a driving member (4) is arranged on the mounting seat (1), and the driving member (4) is connected with the clamping member (3) and can drive the clamping member (3) to move upwards.

9. A washing machine motor end cover fixture according to claim 8, characterized in that the driving member (4) is a cylinder or a gas cylinder.

10. The washing machine motor end cover fixture as claimed in claim 9, wherein the driving member (4) is provided with a driving shaft (4a), the driving shaft (4a) penetrates into the mounting hole (2) and is connected with a screw, a stopper (5) positioned in the mounting hole (2) is connected to the driving shaft (4a) in a penetrating manner, two positioning blocks (6) capable of limiting the stopper (5) on the clamping member (3) are further arranged in the mounting hole (2), and the two positioning blocks (6) are fixed on the inner wall of the mounting hole (2) through screws.