CN210189079U

CN210189079U - Clamping device is used in bearing production of adjustable elasticity

Info

Publication number: CN210189079U
Application number: CN201920689225.0U
Authority: CN
Inventors: Xinghua Zhang; 张兴华
Original assignee: Shenzhen Gloucestershire Technology Co Ltd
Current assignee: Shenzhen Gloucestershire Technology Co Ltd
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2020-03-27
Anticipated expiration: 2029-05-14

Abstract

The utility model discloses a clamping device with adjustable tightness for bearing production, which comprises a workbench, wherein a first fixed column is symmetrically welded at one edge part of the top end of the workbench, a first rubber sleeve is sleeved at the middle part of the first fixed column, an adjusting component is installed at the other edge part of the top end of the workbench, a second rubber sleeve is sleeved at the middle part of the second fixed column, and a first screw rod is penetratingly connected at the middle part of a fixed plate through thread meshing, the situation of too tight and too loose clamping is avoided.

Description

Clamping device is used in bearing production of adjustable elasticity

Technical Field

The utility model relates to the technical field of machining, specifically be a clamping device is used in bearing production of adjustable elasticity.

Background

The bearing is an important part in modern mechanical equipment, and has the main functions of supporting a mechanical rotating body, reducing the friction coefficient in the movement process of the mechanical rotating body and ensuring the rotation precision of the mechanical rotating body;

however, the existing clamping device for bearing production is provided with a spring to extrude the outer wall of a bearing, and the outer diameter of the bearing and the mounting position of the spring are fixed, so that the length of the spring cannot be greatly changed in the clamping process, the clamping tightness of the spring is difficult to adjust, the situation of over-tight or over-loose clamping is easy to occur, and the clamping device for bearing production is not beneficial to keeping the bearing to stably clamp, so that people urgently need to solve the problems by using the clamping device for bearing production with adjustable tightness.

SUMMERY OF THE UTILITY MODEL

The utility model provides a clamping device is used in bearing production of adjustable elasticity can effectively solve and propose current clamping device for bearing production among the above-mentioned background art and set up spring extrusion bearing outer wall, because of the external diameter and the spring mounting position of bearing are fixed, consequently in the centre gripping process, the length of spring can not take place great transform, and consequently its centre gripping elasticity is difficult to adjust, appears the centre gripping too tightly easily or the condition of too pine, is unfavorable for keeping the problem of the stable centre gripping of bearing.

In order to achieve the above object, the utility model provides a following technical scheme: the clamping device with adjustable tightness for bearing production comprises a workbench, wherein first fixing columns are symmetrically welded on one edge part of the top end of the workbench, a first rubber sleeve is sleeved in the middle of each first fixing column, and an adjusting assembly is installed on the other edge part of the top end of the workbench;

the adjusting assembly comprises a fixed plate, a moving column, a moving plate, an installation rod, a second fixed column, a second rubber sleeve, a first screw and a turntable;

a fixed plate is welded at the other edge of the top end of the workbench, a moving column is connected to the side surface of the fixed plate in a penetrating and sliding manner, a moving plate is welded at one end of the moving column, mounting rods are welded at each corner position on the surface of one side of the moving plate, a second fixed column is welded between the two mounting rods positioned at the same edge, and a second rubber sleeve is sleeved in the middle of the second fixed column;

the middle part of the fixing plate is in threaded engagement and through connection with a first screw, and a turntable is installed at one end of the first screw.

Preferably, the number of the first fixing columns and the number of the second fixing columns are both set to be two, and the positions of the first fixing columns and the positions of the second fixing columns are in one-to-one correspondence.

Preferably, the two sides of the bottom of the workbench are welded with bent support frames, and the bottom ends of the bent support frames are glued with anti-skid gaskets.

Preferably, the middle of the top end of the workbench is provided with a sliding groove, a tensioning assembly is arranged in the sliding groove, and the tensioning assembly comprises an internal thread sleeve, a limiting ring, a second screw, a top plate, a pushing nut, a cross groove, a cross connecting block, a connecting rod, an extrusion rod and a rubber filler strip;

the inside sliding connection of spout has the internal thread sleeve pipe, the spacing ring has all been welded to internal thread sleeve pipe top and outside, the internal thread sleeve pipe is inside to be connected with the second screw rod through the screw-thread engagement, the welding of second screw rod top has the roof, the second screw rod top is connected with advancing nut through the screw-thread engagement, the cross recess has been seted up at the second screw rod middle part, the inside sliding connection of cross recess has the cross connecting block, each tip of cross connecting block all articulates there is the connecting rod, connecting rod bottom side surface articulates there is the extrusion pole, extrusion pole one side surface veneer has the rubber filler strip.

Preferably, the width of the sliding groove is matched with the outer diameter of the internal thread sleeve, and the internal thread sleeve is clamped at the top end and the bottom end of the workbench through the limiting ring and is in sliding connection with the sliding groove.

The utility model provides a clamping device is used in bearing production of adjustable elasticity, workstation one side surface has glued to have dustproof cloth, elastic rope has been sewed up to dustproof cloth tip symmetry, curved type support frame middle part one side surface welding has the couple.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model is scientific and reasonable, convenience safe in utilization:

1. after promoting the movable plate through first screw rod, the extrados of bearing is carried out the centre gripping to two first fixed columns and two second fixed columns, guarantees the stability of centre gripping, has cup jointed first rubber sleeve and second rubber sleeve respectively in first fixed column and second fixed column outside simultaneously for the clamping process can change the centre gripping elasticity to the bearing according to the deformation degree of first rubber sleeve and second rubber sleeve, avoids appearing centre gripping tension and the condition of too loose.

2. The tightening assembly is arranged, the nut is pushed by rotating downwards, so that the extrusion rod extrudes the inner wall of the bearing inner shaft bushing, the static friction force is increased to a certain degree, the top plate is rotated, the second screw rod can be effectively moved up and down along the inner thread sleeve, the inner bearing bush and the outer bearing bush are convenient to assemble, the outer arc surface of the bearing is convenient to process, and the situation that the outer arc surface of a bearing component is difficult to process is avoided after two fixing columns are clamped.

3. The dustproof cloth is arranged, the upper part of the workbench is crossed through the dustproof cloth, the upper part of the tightening assembly and the upper part of the adjusting assembly are covered, the elastic rope is hooked on the hook, the dustproof cloth is kept stable when used, external dust is reduced to be in contact with the first screw rod and the second screw rod, each part is guaranteed to move stably, and the situation that the part is blocked or jammed due to dust is reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the adjusting assembly of the present invention;

figure 3 is a schematic structural view of the tension assembly of the present invention;

FIG. 4 is a schematic view of the installation structure of the extrusion stem of the present invention;

reference numbers in the figures: 1. a work table; 2. a first fixed column; 3. a first rubber sleeve;

4. an adjustment assembly; 401. a fixing plate; 402. moving the column; 403. moving the plate; 404. mounting a rod; 405. A second fixed column; 406. a second rubber sleeve; 407. a first screw; 408. a turntable;

5. a bent support frame; 6. a chute;

7. a tension assembly; 701. an internally threaded sleeve; 702. a limiting ring; 703. a second screw; 704. a top plate; 705. pushing the nut; 706. a cross groove; 707. a cross connecting block; 708. a connecting rod; 709. an extrusion stem; 710. a rubber filler strip;

8. a dust cloth; 9. an elastic cord; 10. and (4) hanging hooks.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-4, the utility model provides a technical scheme, a clamping device for bearing production with adjustable tightness, comprising a workbench 1, wherein a first fixed column 2 is symmetrically welded at one side part of the top end of the workbench 1, a first rubber sleeve 3 is sleeved at the middle part of the first fixed column 2, and an adjusting component 4 is arranged at the other side part of the top end of the workbench 1;

the adjusting assembly 4 comprises a fixing plate 401, a moving column 402, a moving plate 403, a mounting rod 404, a second fixing column 405, a second rubber sleeve 406, a first screw 407 and a turntable 408;

a fixed plate 401 is welded on the other edge portion of the top end of the workbench 1, a moving column 402 is connected to the side surface of the fixed plate 401 in a penetrating and sliding mode, a moving plate 403 is welded at one end of the moving column 402, the number of the moving columns 402 is four, stability of the moving plate 403 in the moving process is guaranteed, mounting rods 404 are welded at each corner position of the surface of one side of the moving plate 403, a second fixed column 405 is welded between the two mounting rods 404 on the same edge portion, a second rubber sleeve 406 is sleeved in the middle of the second fixed column 405, and the number of the first fixed column 2 and the number of the, and first fixed column 2 and second fixed column 405 position one-to-one for first fixed column 2 and second fixed column 405 can effectively support the bearing, guarantee the stability in the bearing course of working, and fixed plate 401 middle part has first screw rod 407 through the threaded engagement through connection, and carousel 408 is installed to first screw rod 407 one end.

1 bottom both sides portion of workstation has all welded curved

type support frame

5, 5 bottom splices of curved type support frame have anti-skidding gasket, avoid workstation 1 directly to place on ground, guarantee the stability in the 1 use of workstation, 1 side surface of workstation has glued dustproof

cloth

8, 8 tip symmetries of dustproof cloth have sewed up

flexible rope

9, 5 middle part of curved type support frame one side surface welding have couple 10, catch on elastic rope 9 through couple 10, make dustproof cloth 8 cover whole device dustproof.

The middle of the top end of the workbench 1 is provided with a sliding chute 6, a tensioning assembly 7 is arranged in the sliding chute 6, and the tensioning assembly 7 comprises an internal thread sleeve 701, a limiting ring 702, a second screw rod 703, a top plate 704, a pushing nut 705, a cross groove 706, a cross connecting block 707, a connecting rod 708, an extrusion rod 709 and a rubber filler strip 710;

inside sliding connection of spout 6 has interior thread sleeve 701, the stop collar 702 has all been welded with the outside at interior thread sleeve 701 top, the width of spout 6 agrees with mutually with the external diameter of interior thread sleeve 701, interior thread sleeve 701 blocks 1 top and bottom of workstation at spout 6 sliding connection through stop collar 702, be convenient for remove interior thread sleeve 701 according to the central point of bearing, interior thread sleeve 701 is inside to be connected with second screw 703 through the thread engagement, second screw 703 top welding has roof 704, second screw 703 top is connected with advancing nut 705 through the thread engagement, cross slot 706 has been seted up at the second screw 703 middle part, cross connection block 707 has been done to cross slot 706 inside sliding connection, each tip of cross connection block 707 all articulates there is connecting rod 708, connecting rod 708 bottom one side surface articulates there is extrusion pole 709, extrusion pole 709 one side surface has rubber gasket 710.

The utility model discloses a theory of operation and use flow: when the clamping device for bearing production with adjustable tightness is used, when the end face of a bearing is machined, the bearing is firstly placed at the top end of a workbench 1, the outer arc face of the bearing is abutted against the first rubber sleeve 3 on the outer side of the first fixed column 2, two first rubber sleeves 3 are ensured to be attached to the outer arc face of the bearing, then a turntable 408 is rotated, as the first screw 407 is penetratingly arranged in the middle of a fixed plate 401 through thread meshing, the turntable 408 drives the first screw 407 to rotate, the first screw 407 rotates and moves towards a movable plate 403, the movable plate 403 is pushed to move towards the bearing, so that the second rubber sleeve 406 is contacted with the outer arc face of the bearing, the tightness after the bearing is clamped can be effectively known through the deformation degree of the first rubber sleeve 3 and the second rubber sleeve 406, the tightness of the bearing can be effectively adjusted by reducing the deformation of the first rubber sleeve 3 and the second rubber sleeve 406, and the over-tight or over-loose clamping situation can be avoided, after the upper end face of the bearing is machined, the first screw 407 is rotated in the reverse direction, so that the second rubber sleeve 406 is not attached to the outer arc face of the bearing any more, at the moment, the bearing is turned over, and the rest end face can be machined again according to the operation;

when the outer arc surface of the bearing is machined, firstly, the internal thread sleeve 701 is moved to the center position of the bearing along the sliding groove 6, then the top plate 704 is rotated, the second screw rod 703 is meshed with the internal thread sleeve 701 and installed, at the moment, the extrusion rod 709 and the connecting rod 708 are both positioned above the center of the bearing, the rubber gasket 710 is vertically arranged to be attached to the inner wall of the bearing, at the moment, the top plate 704 is pressed downwards and the pushing nut 705 is rotated, the pushing nut 705 moves downwards along the second screw rod 703 through the thread effect, the cross connecting block 707 is pushed through the pushing nut 705, the cross connecting block 707 slides downwards along the cross groove 706, as the ends of the cross connecting block 707 are hinged with the connecting rod 708, the extrusion rod 709 is hinged with the connecting rod 708, therefore, in the process that the connecting block 707 moves downwards, the connecting rod 708 pushes the extrusion rod 709 gradually, so that the extrusion rod 709 extrudes the rubber gasket 710, when the push nut 705 is difficult to continue rotating, the pressure between the rubber gasket 710 and the inner wall of the bearing is large, the static friction force of the rubber gasket is large, the top plate 704 is rotated, so that the second screw rod 703 rotates from the internal thread sleeve 701 and moves upwards, and the position of the bearing is driven to be lifted due to the large static friction force, so that the outer arc surface of the bearing is convenient to process;

all welded in 1 bottom both sides portion of workstation has curved

type support frame

5, 5 bottom splices of curved type support frame have anti-skidding gasket, avoid workstation 1 directly to place on ground, guarantee the stability in 1 use of workstation, after processing finishes, can prevent dust through can using dustproof cloth 8, elastic rope 9 is sewed up to 8 tip symmetries of dustproof cloth, 5 middle part of curved type support frame one side surface welding have couple 10, catch on elastic rope 9 through couple 10, make dustproof cloth 8 cover whole device dustproof, reduce each part and receive the condition that dust erosion damaged or operation bayonet socket.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a clamping device is used in bearing production of adjustable elasticity, includes workstation (1), its characterized in that: a first fixing column (2) is symmetrically welded at one side part of the top end of the workbench (1), a first rubber sleeve (3) is sleeved at the middle part of the first fixing column (2), and an adjusting assembly (4) is installed at the other side part of the top end of the workbench (1);

the adjusting assembly (4) comprises a fixing plate (401), a moving column (402), a moving plate (403), a mounting rod (404), a second fixing column (405), a second rubber sleeve (406), a first screw (407) and a turntable (408);

a fixed plate (401) is welded at the other edge of the top end of the workbench (1), a moving column (402) is connected to the side surface of the fixed plate (401) in a penetrating and sliding mode, a moving plate (403) is welded at one end of the moving column (402), mounting rods (404) are welded at each corner position of the surface of one side of the moving plate (403), a second fixed column (405) is welded between the two mounting rods (404) located at the same edge, and a second rubber sleeve (406) is sleeved in the middle of the second fixed column (405);

the middle part of the fixing plate (401) is in threaded engagement and through connection with a first screw (407), and one end of the first screw (407) is provided with a turntable (408).

2. The clamping device for bearing production with adjustable tightness as claimed in claim 1, characterized in that: the number of the first fixing columns (2) and the number of the second fixing columns (405) are set to be two, and the positions of the first fixing columns (2) and the positions of the second fixing columns (405) are in one-to-one correspondence.

3. The clamping device for bearing production with adjustable tightness as claimed in claim 1, characterized in that: the anti-skid platform is characterized in that bent support frames (5) are welded on two side portions of the bottom end of the workbench (1), and anti-skid gaskets are glued to the bottom ends of the bent support frames (5).

4. The clamping device for bearing production with adjustable tightness as claimed in claim 1, characterized in that: the middle of the top end of the workbench (1) is provided with a sliding groove (6), a tensioning assembly (7) is installed inside the sliding groove (6), and the tensioning assembly (7) comprises an internal thread sleeve (701), a limiting ring (702), a second screw (703), a top plate (704), a pushing nut (705), a cross groove (706), a cross connecting block (707), a connecting rod (708), an extrusion rod (709) and a rubber filler strip (710);

the inside sliding connection of spout (6) has interior thread bush (701), spacing ring (702) have all been welded to interior thread bush (701) top and outside, interior thread bush (701) is inside to be connected with second screw rod (703) through the thread engagement, second screw rod (703) top welding has roof (704), second screw rod (703) top is connected with advancing nut (705) through the thread engagement, cross slot (706) have been seted up at second screw rod (703) middle part, cross slot (706) inside sliding connection has cross connecting block (707), each tip of cross connecting block (707) all articulates there is connecting rod (708), connecting rod (708) bottom one side surface articulates there is extrusion pole (709), extrusion pole (709) one side surface has glued rubber filler strip (710).

5. The clamping device for bearing production with adjustable tightness as claimed in claim 4, characterized in that: the width of the sliding groove (6) is matched with the outer diameter of the internal thread sleeve (701), and the internal thread sleeve (701) clamps the top end and the bottom end of the workbench (1) through the limiting ring (702) and is in sliding connection with the sliding groove (6).

6. The clamping device for bearing production with adjustable tightness as claimed in claim 3, characterized in that: the surface of one side of the workbench (1) is glued with dustproof cloth (8), one end part of the dustproof cloth (8) is symmetrically sewn with an elastic rope (9), and one side of the middle part of the bent support frame (5) is welded with a hook (10).