CN218132110U

CN218132110U - Rolling machine for adjusting clearance in rolling

Info

Publication number: CN218132110U
Application number: CN202221380279.7U
Authority: CN
Inventors: 刘环贤; 王裕兵
Original assignee: Wuxi Shuangda Bearing Co ltd
Current assignee: Wuxi Shuangda Bearing Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-12-27
Anticipated expiration: 2032-06-02

Abstract

The utility model provides a roller press for adjusting the clearance in rolling, which comprises an upper press roller component arranged in a frame and moving up and down along with the driving of the press, and an upper press roller arranged in the upper press roller component is adjusted in height; the pair of lower press roll assemblies are arranged below the upper press roll assembly, and the central line of the connecting line of one group of lower press roll assemblies is superposed with the central line of the upper press roll assembly; a workpiece is placed in the center of a triangular structure formed by the upper pressure roller assembly and the pair of lower pressure roller assemblies; the driving unit is installed with the end part of the lower press roll in the lower press roll assembly and drives the lower press roll to rotate. The utility model discloses a frame, last compression roller assembly, lower compression roller assembly and drive unit utilize the friction drive rotation in the compression roller assembly under the decurrent pressure of last compression roller assembly and the bottom, through the cooperation of high-speed rotation, reach the purpose of the play in the adjustment joint bearing border.

Description

Rolling machine for adjusting clearance in rolling

Technical Field

The utility model belongs to the technical field of the roller press and specifically relates to a roller press that roll-off adjustment play was used relates to accurate play roll-in field.

Background

In the process of producing a spherical plain bearing, it is generally required that a certain clearance exists between the inner balls and the outer structure of the spherical plain bearing.

The prior art usually adopts manual operation, or uses the press to loosen earlier, then artifical hand grinds, but inefficiency, mass production can't be produced to the high pressure heater, and the quality can't be guaranteed, leads to delivery delay, and the cost increases, does not eat and is used for automated production.

Disclosure of Invention

In view of the above-mentioned disadvantages of the prior art, an object of the present invention is to provide a rolling press for adjusting a backlash in a rolling process, which is used to solve the difficulties of the prior art.

To achieve the above and other related objects, the present invention provides a roll-off rolling machine for adjusting a clearance, comprising:

a frame 1;

the upper compression roller assembly is arranged in the rack 1 and moves up and down along with the driving of the press, and the height of the upper compression roller 2 in the upper compression roller assembly is adjusted;

the pair of lower pressure roller assemblies are arranged below the upper pressure roller assembly, and the central line of the connecting line of one group of lower pressure roller assemblies is superposed with the central line of the upper pressure roller assembly;

a workpiece is placed in the center of a triangular structure formed by the upper pressure roller assembly and the pair of lower pressure roller assemblies;

and a driving unit which is installed with an end of the lower pressure roller 3 in the lower pressure roller assembly and drives the lower pressure roller 3 to rotate.

According to a preferred solution, the bottom of the lower press roll assembly is mounted on the press table 4.

According to a preferred aspect, the upper roll assembly comprises:

the top of the connecting assembly is connected with a pressing oil cylinder and moves up and down along with the pressing oil cylinder;

the top of the oil pressure supporting block 5 is arranged at the bottom of the connecting component, and the inside of the oil pressure supporting block 5 is provided with the oil pressure supporting block;

and the upper compression roller 2 is arranged in the oil pressure supporting block 5, and the bottom of the upper compression roller 2 is exposed out of the oil pressure supporting block 5.

According to a preferred solution, the connection assembly comprises:

the connecting middle shaft 6 is arranged at the top of the oil pressure supporting block 5, and the connecting middle shaft 6 is superposed with the central axis of the oil pressure supporting block 5;

the guide shafts 7 are mounted on two sides of the oil pressure supporting block 5 through bolts, and the top of each guide shaft 7 penetrates through a cross rod 8 of the rack 1.

According to the preferred scheme, the guide shaft 7 and the cross rod 8 are installed through a sleeve 9, and the side wall of the sleeve 9 is fixed through a bolt.

According to the preferred scheme, the top of the cross rod 8 is provided with a limiting seat 10 which is supported at the bottom of the sleeve 9.

According to the preferred scheme, the bottom of the cross rod 8 is also provided with a limiting plate 11 which penetrates through the connecting middle shaft 6.

According to a preferred version, the lower press roll assembly comprises:

a lower press roll 3;

the lower press roll 3 is arranged in the press roll seat 12, and the top of the lower press roll 3 is exposed out of the press roll seat 12;

and the transmission chain wheel 13 is arranged at the axial end part of the lower pressing roll 3, and is connected with the motor through a transmission chain.

According to the preferred scheme, the side, close to the center, of the press roller seat 12 and the lower press roller 3 is arranged in a flush mode, and the side, far away from the center, of the press roller seat 12 on the other side extends to form a mounting structure fixed with the press workbench 4.

According to a preferred scheme, the roller seat 12 and the press workbench 4 are fixed through bolts.

According to a preferable scheme, the compression roller seat 12 is provided with an adjusting hole 14, and the length of the adjusting hole 14 is larger than the outer diameter of the mounting bolt.

According to a preferred scheme, a pair of adjusting holes 14 is formed in each press roller seat 12 and is respectively positioned at two sides of the end part of the lower press roller 3.

According to a preferred embodiment, the rotation directions of a pair of said lower rollers 3 are the same, and the rotation direction of the upper roller 2 is opposite to the rotation direction of the lower roller 3.

The utility model discloses a frame, last compression roller subassembly, lower compression roller subassembly and drive unit utilize the friction drive rotation in the compression roller subassembly under the decurrent pressure of last compression roller subassembly and the bottom, through the cooperation of high-speed rotation, reach the purpose of the play in the adjustment joint bearing border.

The following description of the preferred embodiments for carrying out the present invention will be made in detail with reference to the accompanying drawings so that the features and advantages of the present invention can be easily understood.

Drawings

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

FIG. 2 is an enlarged schematic view of the upper and lower platen assemblies of the present invention;

fig. 3 is a partial left side view of the present invention;

FIG. 4 is a top view of the lower platen assembly of the present invention;

description of the reference symbols

1. A frame; 2. an upper compression roller; 3. a lower pressing roller; 4. a press table; 5. an oil pressure supporting block; 6. connecting the middle shaft; 7. a guide shaft; 8. a cross bar; 9. a sleeve; 10. a limiting seat; 11. a limiting plate; 12. a press roller seat; 13. a drive sprocket; 14. and adjusting the hole.

Detailed Description

In order to make the technical solution of the present invention's purpose, technical solution and advantages clearer, the following description will be combined with the drawings of the specific embodiments of the present invention, to carry out clear and complete description on the technical solution of the embodiments of the present invention. Like reference symbols in the various drawings indicate like elements. It should be noted that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the described embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Possible embodiments within the scope of the invention may have fewer parts, have other parts not shown in the figures, different parts, differently arranged parts or differently connected parts, etc. than the examples shown in the figures. In addition, two or more of the components in the drawings may be implemented in a single component, or a single component shown in the drawings may be implemented as multiple separate components.

Unless defined otherwise, technical or scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

The utility model provides a roll and send roll squeezer that adjustment play was used for in the technology in clearance between adjustment joint bearing shell body and the interior ball, the utility model discloses do not restrict the type of bearing, nevertheless in the structure specially adapted joint bearing of this roll squeezer.

Generally, the utility model provides a roll delivery adjustment roll squeezer that play was used mainly includes frame 1, goes up compression roller assembly, lower compression roller assembly and drive unit. Among them, reference may be made to fig. 1, which shows the arrangement relationship of the frame 1, the upper press roll assembly, the lower press roll assembly and the driving unit.

An upper press roll component and a lower press roll component are arranged in a frame 1, wherein the upper press roll component moves up and down along with the driving of a press to adjust the height of an upper press roll 2 in the upper press roll component, a pair of lower press roll components are arranged on a press workbench 4 and are both arranged below the upper press roll component, and the central line of the connecting line of one group of lower press roll components is superposed with the central line of the upper press roll component.

As described above, the upper press roll assembly is arranged to include a structure having a connecting assembly, an oil pressure support block 5 and an upper press roll 2, the top middle of the oil pressure support block 5 is connected with the press through a connecting middle shaft 6 in the connecting assembly, two sides of the oil pressure support block 5, which is internally provided with the upper press roll 2, pass through a cross bar 8 of the frame 1 through a guide shaft 7, are balanced, and the upper press roll assembly is stably moved up and down along with the lower press cylinder.

In the embodiment, preferably, in order to limit the stroke of the up-and-down movement and prevent the occurrence of shaking, structural damage and the like caused by collision during movement, for this purpose, the guide shaft 7 and the cross bar 8 are installed through the sleeve 9, the side wall of the sleeve 9 is fixed through the bolt to play a role in locking the height, and then the top of the cross bar 8 is used for supporting and limiting the position of the limiting seat 10 arranged at the bottom of the sleeve 9; furthermore, the bottom of the cross rod 8 is also provided with a limiting plate 11 penetrating through the connecting middle shaft 6, so that the purpose of limiting in the front direction and the back direction of the rack is achieved.

It should be further specifically stated that the lower press roll assembly is used as a power source and a support structure, for this purpose, a pair of lower press rolls 3 are arranged close to each other, each lower press roll 2 is installed in a respective press roll seat 12, and the top of the lower press roll 3 is exposed out of the press roll seat 12 for contacting and rotating with a workpiece, then the press roll seat 12 and one side of the lower press roll 3 close to the center are arranged flush, the other side of the press roll seat 12 extends towards one side far away from the center to form an installation structure fixed with the press workbench 4, the installation structure is in the form of an adjustment hole 14, the length of the adjustment hole 14 is larger than the outer diameter of a bolt for installation, the bolt passes through the adjustment hole 14 to be fixed with the press workbench 4, and the distance between the pair of lower press roll assemblies can be correspondingly adjusted by the installation position of the bolt according to the size of the workpiece with the adjusted clearance; preferably, in order to ensure the balance and stability of the installation, a pair of adjustment holes 14 is provided at each roll base 12, one on each side of the end of the lower roll 3.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A roller press for adjusting a backlash in a rolling process, comprising:

a frame (1);

the upper compression roller assembly is arranged in the rack (1) and moves up and down along with the driving of the press, and the height of the upper compression roller (2) in the upper compression roller assembly is adjusted;

and the driving unit is mounted with the end part of the lower pressing roller (3) in the lower pressing roller assembly and drives the lower pressing roller (3) to rotate.

2. The roll-feed windage adjusting roller press according to claim 1, wherein the upper roller assembly includes:

the top of the connecting assembly is connected with a lower oil cylinder and moves up and down along with the lower oil cylinder;

the top of the oil pressure supporting block (5) is arranged at the bottom of the connecting component, and the inside of the oil pressure supporting block (5) is provided with the oil pressure supporting block;

and the upper compression roller (2) is arranged in the oil pressure supporting block (5), and the bottom of the upper compression roller (2) is exposed out of the oil pressure supporting block (5).

3. The roll-feed windage roller press according to claim 2, wherein the connecting assembly includes:

the connecting middle shaft (6) is arranged at the top of the oil pressure supporting block (5) and is overlapped with the central axis of the oil pressure supporting block (5);

the oil pressure supporting device comprises a guide shaft (7), wherein the guide shaft (7) is installed on two sides of an oil pressure supporting block (5) through bolts, and the top of the guide shaft (7) penetrates through a cross rod (8) of the rack (1).

4. The roll-feed rolling machine for adjusting play according to claim 3, characterized in that the lower press roll assembly comprises:

a lower press roll (3);

the lower pressing roll (3) is arranged in the pressing roll seat (12), and the top of the lower pressing roll (3) is exposed out of the pressing roll seat (12);

and the transmission chain wheel (13) is arranged at the axial end part of the lower pressing roll (3) and is connected with the motor through the transmission chain.

5. The roller press for adjusting the rolling play according to claim 4, characterized in that the roller housing (12) and the lower roller (3) are arranged flush with each other on the side close to the center, and the other roller housing (12) extends towards the side away from the center to form a mounting structure fixed to the press table (4).

6. Roll-feed windage adjusting roll press according to claim 5, characterized in that the roll chock (12) is provided with an adjustment hole (14), the length of the adjustment hole (14) being greater than the outer diameter of the mounting bolt.

7. The roll-feed windage adjusting roller press according to claim 6, wherein the pair of lower rollers (3) rotate in the same direction, and the upper roller (2) rotates in the opposite direction to the lower roller (3).