CN216228152U

CN216228152U - Double-end-face clamp for precision bearing

Info

Publication number: CN216228152U
Application number: CN202122809403.9U
Authority: CN
Inventors: 胡建强; 赵永昌; 王央平; 孙亚群; 金代强
Original assignee: Ningbo Aijian Bearing Co ltd
Current assignee: Ningbo Aijian Bearing Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-04-08
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a double-end-face clamp for a precision bearing, which relates to the field of precision bearings and comprises a base, wherein the left side and the right side of the top of the base are symmetrically and fixedly connected with supporting legs, the top of the base is provided with a supporting seat, the left side and the right side of the top of the supporting seat are symmetrically provided with moving grooves, the left side and the right side of the bottom of the supporting seat are symmetrically provided with buffer sleeves, the top of the supporting seat is fixedly connected with a fixed plate, the top of the supporting seat is provided with a top plate, the top of the top plate is fixedly connected with a hydraulic cylinder, and the bottom of the top plate is provided with a moving pressing plate. According to the double-end-face clamp for the precision bearing, the buffer sleeve is matched with the first buffer spring, the sliding plate, the connecting rod and the supporting plate, so that impact force generated in the working process can be thoroughly buffered, the damage to the device due to the fact that the buffer effect is poor due to overlarge impact force is avoided, and the use requirements of a user can be met.

Description

Double-end-face clamp for precision bearing

Technical Field

The utility model relates to the field of precision bearings, in particular to a double-end-face clamp for a precision bearing.

Background

The double-ended grinding machine clamp for bearing production mainly depends on a manual rotating screw rod, the screw rod is utilized to compress a workpiece, and installation errors can occur due to artificial shaking during clamping, so that accurate positioning of the workpiece cannot be guaranteed, and the qualified rate of processed products is low.

The utility model provides a bearing production is with double-ended grinding machine anchor clamps is proposed in the patent of publication No. CN201922230840.8, including base and fixture device in this patent, place the bearing in the upper end of the clamp splice that lower fixture structure set up, set up with lower fixture structure and carry out the block to last fixture structure, fix the bearing, sliding construction's setting can satisfy the needs of not equidimension bearing, the setting of sucking disc is inhaled tight fixedly to the bearing, the quality and the qualification rate of product have been increased, big or small position looks adaptation between guide pillar and the guide way, the precision of location has been improved, the quality and the qualification rate of product have been increased, the impact force that produces in the working process can be prevented in first buffer structure and the setting of second buffer structure leads to the fact the damage to device itself, the life of device has been prolonged, but still have following two problems in this patent:

1. the device can not thoroughly buffer the impact force generated in the working process, easily causes the damage to the device due to the poor buffer effect of the overlarge impact force, and can not meet the use requirements of users.

2. The device can't carry out shock attenuation and buffering in the twinkling of an eye to laminating between the anchor clamps, leads to the impact force that produces to cause damage and wearing and tearing to the bearing body in the course of the work easily, can't improve the quality and the qualification rate of product.

In order to solve the above problems, a double-end-face fixture for a precision bearing needs to be designed, so as to overcome the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a double-end-face clamp for a precision bearing, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a double-end-face clamp for a precision bearing comprises a base, wherein supporting legs are symmetrically and fixedly connected to the left side and the right side of the top of the base, a supporting seat is arranged at the top of the base, moving grooves are symmetrically formed in the left side and the right side of the top of the supporting seat, buffering sleeves are symmetrically arranged on the left side and the right side of the bottom of the supporting seat, a fixing plate is fixedly connected to the top of the supporting seat, a top plate is arranged at the top of the supporting seat, a hydraulic cylinder is fixedly connected to the top of the top plate, a moving pressing plate is arranged at the bottom of the top plate, an upper clamp is fixedly connected to the middle of the bottom end of the moving pressing plate, limiting seats are symmetrically arranged on the left side and the right side of the upper clamp, limiting blocks are symmetrically and fixedly connected to the bottoms of the two limiting seats, first buffering springs are symmetrically and fixedly connected to the bottoms of inner cavities of the two buffering sleeves, sliding plates are symmetrically arranged in the inner cavities of the two buffering sleeves, two the top symmetry fixedly connected with connecting rod of slide, two the top symmetry fixedly connected with backup pad of connecting rod, two the top symmetry of the relative one side of supporting leg has been seted up and has been removed the spout, two remove the bottom symmetry fixedly connected with damping spring of spout inner chamber, two damping spring's inside symmetry is provided with the direction slide bar, two damping spring's top symmetry fixedly connected with baffle, two the inside symmetry of removing the spout is provided with the direction slide, the bottom symmetry fixedly connected with cushion socket of fixed plate inner chamber, two the inside symmetry fixedly connected with second buffer spring of cushion socket, the top fixedly connected with of fixed plate anchor clamps down, the left and right sides symmetry of anchor clamps is provided with the fixing base, two down the spacing groove has been seted up to the inside symmetry of fixing base.

Preferably, the inner walls of the two moving grooves are tightly attached to the surfaces of the two supporting legs, the bottoms of the buffer sleeves are fixedly connected to the left side and the right side of the top of the base, and the left side and the right side of the bottom of the top plate are symmetrically and fixedly connected to the tops of the two supporting legs.

Preferably, the top of the movable pressing plate is fixedly connected to the bottom of the hydraulic cylinder, the tops of the two limiting seats are fixedly connected to the left side and the right side of the bottom of the movable pressing plate, and the tops of the two first buffer springs are fixedly connected to the bottoms of the two sliding plates.

Preferably, the surfaces of the two sliding plates are tightly attached to the inner walls of the two buffering sleeves, the bottoms of the connecting rods penetrate through the tops of the two buffering sleeves and extend to the inner cavities of the two buffering sleeves, and the tops of the supporting plates are fixedly connected to the left side and the right side of the bottom of the supporting seat.

Preferably, the inner walls of the two moving chutes and the surfaces of the two guiding sliding seats are tightly attached, two, the tops and the bottoms of the guiding sliding rods are fixedly connected to the tops and the bottoms of the two moving chute inner cavities, two, the inner walls of the baffle and the surfaces of the two guiding sliding rods are tightly attached, two, the inner walls of the guiding sliding seats and the surfaces of the two guiding sliding rods are tightly attached, two, and one side, opposite to the guiding sliding seats, of each guiding sliding seat is fixedly connected to the left side and the right side of the moving pressing plate.

Preferably, the top of two buffer sockets runs through the left and right sides at fixed plate inner chamber top and extends to the left and right sides at fixed plate top, two second buffer spring's top fixed connection is in the bottom of two fixing bases, and the surface of two fixing bases is closely laminated with the inner wall of two buffer sockets, two the inner wall of spacing groove is closely laminated with the surface of two stoppers.

Advantageous effects

Compared with the prior art, the utility model provides a double-end-face clamp for a precision bearing, which has the following beneficial effects:

1. this double-ended anchor clamps for precision bearing through the cooperation of the buffering sleeve that sets up and first buffer spring, slide, connecting rod, backup pad, can realize thoroughly buffering the impact force that produces in the course of the work, avoids causing the damage to the device because the too big buffering effect of impact force is not good, can satisfy user's user demand.

2. This double-ended anchor clamps for precision bearing through the fixed plate that sets up and damping spring, baffle, buffer seat, second buffer spring's cooperation, can realize carrying out the shock attenuation and buffering in the twinkling of an eye to last anchor clamps and lower anchor clamps laminating, prevents that the impact force that produces from causing damage and wearing and tearing to the bearing body in the course of the work to can improve the quality and the qualification rate of product.

Drawings

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

FIG. 2 is a cross-sectional view of a cushion sleeve of the present invention;

FIG. 3 is a cross-sectional view of the support leg of the present invention;

fig. 4 is a cross-sectional view of a fixation plate of the present invention.

In the figure: 1. a base; 2. supporting legs; 3. a supporting seat; 4. a moving groove; 5. a buffer sleeve; 6. a fixing plate; 7. a top plate; 8. a hydraulic cylinder; 9. moving the pressing plate; 10. an upper clamp; 11. a limiting seat; 12. a limiting block; 13. a first buffer spring; 14. a slide plate; 15. a connecting rod; 16. a support plate; 17. a moving chute; 18. a damping spring; 19. a guide slide bar; 20. a baffle plate; 21. a guide slide; 22. a buffer seat; 23. a second buffer spring; 24. a lower clamp; 25. a fixed seat; 26. a limiting groove.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in figures 1-4, a double-end-face clamp for a precision bearing comprises a base 1, wherein the left side and the right side of the top of the base 1 are symmetrically and fixedly connected with supporting legs 2, the top of the base 1 is provided with a supporting seat 3, the left side and the right side of the top of the supporting seat 3 are symmetrically provided with moving grooves 4, the left side and the right side of the bottom of the supporting seat 3 are symmetrically provided with buffer sleeves 5, the top of the supporting seat 3 is fixedly connected with a fixing plate 6, the top of the supporting seat 3 is provided with a top plate 7, the inner walls of the two moving grooves 4 are tightly attached to the surfaces of the two supporting legs 2, the bottoms of the two buffer sleeves 5 are fixedly connected to the left side and the right side of the top of the base 1, the left side and the right side of the bottom of the top plate 7 are symmetrically and fixedly connected to the tops of the two supporting legs 2, the top of the top plate 7 is fixedly connected with a hydraulic cylinder 8, the bottom of the top plate 7 is provided with a moving pressing plate 9, and the middle part of the bottom of the moving pressing plate 9 is fixedly connected with an upper clamp 10, the left side and the right side of the upper clamp 10 are symmetrically provided with limiting seats 11, the bottoms of the two limiting seats 11 are symmetrically and fixedly connected with limiting blocks 12, the bottoms of the inner cavities of the two buffer sleeves 5 are symmetrically and fixedly connected with first buffer springs 13, the top of the movable pressing plate 9 is fixedly connected with the bottom of the hydraulic cylinder 8, the tops of the two limiting seats 11 are fixedly connected with the left side and the right side of the bottom of the movable pressing plate 9, the tops of the two first buffer springs 13 are fixedly connected with the bottoms of the two sliding plates 14, the inner cavities of the two buffer sleeves 5 are symmetrically provided with sliding plates 14, the tops of the two sliding plates 14 are symmetrically and fixedly connected with connecting rods 15, the tops of the two connecting rods 15 are symmetrically and fixedly connected with supporting plates 16, and through the matching of the arranged buffer sleeves 5, the first buffer springs 13, the sliding plates 14, the connecting rods 15 and the supporting plates 16, the impact force generated in the working process can be thoroughly buffered, avoid damaging the device due to poor buffering effect caused by overlarge impact force, and can meet the use requirements of users, the surfaces of two sliding plates 14 are tightly attached to the inner walls of two buffering sleeves 5, the bottoms of two connecting rods 15 penetrate through the tops of the two buffering sleeves 5 and extend to the inner cavities of the two buffering sleeves 5, the tops of two supporting plates 16 are fixedly connected to the left side and the right side of the bottom of a supporting seat 3, the top ends of the opposite sides of two supporting legs 2 are symmetrically provided with moving chutes 17, the bottoms of the inner cavities of the two moving chutes 17 are symmetrically and fixedly connected with damping springs 18, the insides of the two damping springs 18 are symmetrically and fixedly connected with guide slide bars 19, the tops of the two damping springs 18 are symmetrically and fixedly connected with baffle plates 20, the insides of the two moving chutes 17 are symmetrically provided with guide slides 21, and the inner walls of the two moving chutes 17 are tightly attached to the surfaces of the two guide slides 21, the top and the bottom of the two guide slide bars 19 are fixedly connected with the top and the bottom of the inner cavity of the two moving chutes 17, the inner walls of the two baffles 20 are tightly attached to the surfaces of the two guide slide bars 19, the inner walls of the two guide slide bases 21 are tightly attached to the surfaces of the two guide slide bars 19, the opposite sides of the two guide slide bases 21 are fixedly connected to the left and the right sides of the moving press plate 9, the bottom of the inner cavity of the fixed plate 6 is symmetrically and fixedly connected with buffer bases 22, the inside of the two buffer bases 22 is symmetrically and fixedly connected with second buffer springs 23, the top of the fixed plate 6 is fixedly connected with a lower clamp 24, the left and the right sides of the lower clamp 24 are symmetrically provided with fixed seats 25, the inside of the two fixed seats 25 is symmetrically provided with limit grooves 26, the tops of the two buffer bases 22 penetrate through the left and the right sides of the top of the inner cavity of the fixed plate 6 and extend to the left and the right sides of the top of the fixed plate 6, the tops of the two second buffer springs 23 are fixedly connected to the bottoms of the two fixed seats 25, the surface of two fixing bases 25 and the inner wall of two buffer seat 22 closely laminate, the inner wall of two spacing grooves 26 and the surface of two stopper 12 closely laminate, fixed plate 6 and damping spring 18 through setting up, baffle 20, buffer seat 22, second damping spring 23's cooperation, can realize carrying out the shock attenuation and buffering in the twinkling of an eye to

last anchor clamps

10 and 24 laminating down, prevent that the impact force that produces from leading to the fact damage and wearing and tearing to the bearing body in the course of the work, thereby can improve the quality and the qualification rate of product.

It should be noted that, the utility model is a double-end-face clamp for precision bearings, when in use, the hydraulic cylinder 8 is started, the hydraulic cylinder 8 drives the guide slide seat 21 to move up and down in the moving slide groove 17 through the moving press plate 9, the baffle 20 is pressed down at a set position in the downward moving process, the baffle 20 compresses the damping spring 18 to buffer the impact force in the downward pressing process, so as to drive the upper clamp 10, the limit seat 11 and the limit block 12 to move down, when the limit seat 11 contacts with the fixed seat 25, the limit block 12 is inserted into the limit groove 26, the second damping spring 23 is compressed in the buffer seat 22 through the pressing down of the fixed seat 25, the instant of the joint of the upper clamp 10 and the lower clamp 24 can be damped and buffered, the impact force generated in the working process is prevented from causing damage and abrasion to the bearing body, so as to improve the quality and the qualification rate of products, support seat 3 is supported through backup pad 16, receives too big impact force or when buffering effect is not good when the device, pushes down slide 14 through connecting rod 15 by backup pad 16, again by the first buffer spring 13 of slide 14 compression to thoroughly cushion the impact force that produces in the course of the work, can satisfy user's user demand.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a double-ended anchor clamps for precision bearing, includes base (1), its characterized in that: the supporting legs (2) are symmetrically and fixedly connected to the left side and the right side of the top of the base (1), the supporting seat (3) is arranged on the top of the base (1), the moving grooves (4) are symmetrically formed in the left side and the right side of the top of the supporting seat (3), the buffer sleeves (5) are symmetrically arranged on the left side and the right side of the bottom of the supporting seat (3), the fixing plate (6) is fixedly connected to the top of the supporting seat (3), the top plate (7) is arranged on the top of the supporting seat (3), the hydraulic cylinder (8) is fixedly connected to the top of the top plate (7), the moving pressing plate (9) is arranged at the bottom of the top plate (7), the upper clamp (10) is fixedly connected to the middle of the bottom end of the moving pressing plate (9), the limiting seats (11) are symmetrically arranged on the left side and the right side of the upper clamp (10), and the limiting blocks (12) are symmetrically and fixedly connected to the bottoms of the two limiting seats (11), the bottom of the inner cavity of the two buffer sleeves (5) is symmetrically and fixedly connected with first buffer springs (13), the inner cavity of the two buffer sleeves (5) is symmetrically provided with sliding plates (14), the top of the two sliding plates (14) is symmetrically and fixedly connected with connecting rods (15), the top of the two connecting rods (15) is symmetrically and fixedly connected with supporting plates (16), the top of one opposite side of the two supporting legs (2) is symmetrically provided with moving sliding chutes (17), the bottom of the inner cavity of the two moving sliding chutes (17) is symmetrically and fixedly connected with damping springs (18), the inner of the two damping springs (18) is symmetrically and fixedly provided with guide sliding rods (19), the top of the two damping springs (18) is symmetrically and fixedly connected with baffle plates (20), the inner of the two moving sliding chutes (17) is symmetrically and fixedly provided with guide sliding seats (21), and the bottom of the inner cavity of the fixed plate (6) is symmetrically and fixedly connected with buffer seats (22), two the inside symmetry fixedly connected with second buffer spring (23) of buffer seat (22), anchor clamps (24) under the top fixedly connected with of fixed plate (6), the bilateral symmetry of the left and right sides of anchor clamps (24) is provided with fixing base (25) down, two spacing groove (26) have been seted up to the inside symmetry of fixing base (25).

2. The double-end-face fixture for a precision bearing as claimed in claim 1, wherein: two the inner wall of shifting chute (4) closely laminates with the surface of two supporting legs (2), two the bottom fixed connection of cushion collar (5) is in the left and right sides at base (1) top, the left and right sides symmetry fixed connection of roof (7) bottom is in the top of two supporting legs (2).

3. The double-end-face fixture for a precision bearing as claimed in claim 1, wherein: the top of the movable pressing plate (9) is fixedly connected to the bottom of the hydraulic cylinder (8), the tops of the two limiting seats (11) are fixedly connected to the left side and the right side of the bottom of the movable pressing plate (9), and the tops of the two first buffer springs (13) are fixedly connected to the bottoms of the two sliding plates (14).

4. The double-end-face fixture for a precision bearing as claimed in claim 1, wherein: two the surface of slide (14) closely laminates with the inner wall of two cushion sleeve (5), two the top that two cushion sleeve (5) were run through to the bottom of connecting rod (15) extends to the inner chamber of two cushion sleeve (5), two the top fixed connection of backup pad (16) is in the left and right sides of supporting seat (3) bottom.

5. The double-end-face fixture for a precision bearing as claimed in claim 1, wherein: two the inner wall of removal spout (17) closely laminates, two with the surface of two direction slides (21) the top and the bottom fixed connection of direction slide bar (19) in two top and the bottom of removing spout (17) inner chambers, two the inner wall of baffle (20) closely laminates, two with the surface of two direction slide bars (19) the inner wall of direction slide (21) closely laminates, two with the surface of two direction slide bars (19) closely the left and right sides of direction slide (21) relative one side fixed connection in removal clamp plate (9).

6. The double-end-face fixture for a precision bearing as claimed in claim 1, wherein: two the left and right sides that the top of buffer seat (22) runs through fixed plate (6) inner chamber top extends to the left and right sides at fixed plate (6) top, two the top fixed connection of second buffer spring (23) is in the bottom of two fixing bases (25), and the surface of two fixing bases (25) closely laminates with the inner wall of two buffer seats (22), two the inner wall of spacing groove (26) closely laminates with the surface of two stopper (12).