CN221087964U

CN221087964U - Roller-type centering workbench

Info

Publication number: CN221087964U
Application number: CN202322443089.6U
Authority: CN
Inventors: 戴亚伟; 周铭
Original assignee: Jiangyin Yongfeng Environmental Protection Equipment Co ltd
Current assignee: Jiangyin Yongfeng Environmental Protection Equipment Co ltd
Priority date: 2023-09-08
Filing date: 2023-09-08
Publication date: 2024-06-07
Anticipated expiration: 2033-09-08

Abstract

The utility model discloses a roller aligning workbench which comprises a workbench frame body and a roller aligning assembly, wherein the roller aligning assembly is arranged at the bottom of the workbench frame body and comprises a roller, a bearing, a positioning sleeve and a roller shaft, the roller, the bearing, the positioning sleeve and the roller shaft are sequentially sleeved, an outer ring of the bearing is fixedly matched with the roller, an inner ring of the bearing is fixedly matched with the positioning sleeve, an eccentric hole for sleeved the roller shaft is consistent with the positioning sleeve in the axial direction but the circle centers of the eccentric hole and the positioning sleeve are not overlapped, the positioning sleeve is fixedly matched with the roller shaft through the eccentric hole, and two ends of the roller shaft extending out of the positioning sleeve are connected with the workbench frame body in a matched manner. The height of the roller shaft arranged in the eccentric hole can be adjusted by rotating the positioning sleeve to change the height of the eccentric hole on the positioning sleeve, so that the installation height of the rollers on the workbench frame body is adjusted, and uniform stress of each roller is realized.

Description

Roller-type centering workbench

Technical Field

The utility model belongs to the field of mechanical equipment, and particularly relates to a roller centering workbench.

Background

Nowadays, with the progress of scientific technology, precision requirements of various processing equipment in processing are gradually increased, during laser cutting, cut articles are usually placed on a movable workbench, the workbench drives the articles to move to achieve the cutting effect while the laser cutting is performed, the moving function of the workbench is usually achieved through rollers, stress among the rollers is critical to ensure stability of the workbench in moving, but the rollers cannot roll on the sliding rail at the same height due to processing errors of roller fixing plates, assembly errors and manufacturing tolerances of the sliding rail, the rollers are unstable in operation due to uneven stress, the rollers with more cutting stress have short service lives and are frequently required to be replaced, and therefore the roller centering workbench is required to be provided.

Disclosure of utility model

The utility model aims to provide a roller centering workbench, which solves the technical problems that the roller cannot roll on a slide rail at the same height due to the processing error and the assembly error of a roller fixing piece and the manufacturing tolerance of the slide rail, the workbench is unstable in operation due to uneven stress of the roller, the service life of the roller with more cutting stress is short, and the roller needs to be replaced frequently.

In order to achieve the above purpose, the specific technical scheme of the utility model is as follows:

The utility model provides a but gyro wheel aligning workstation, includes workstation support body and gyro wheel aligning subassembly, the gyro wheel aligning subassembly is installed the bottom of workstation support body, gyro wheel aligning subassembly includes gyro wheel, bearing, locating sleeve and roller shaft, gyro wheel, bearing, locating sleeve and roller shaft overlap in proper order and establish, the outer loop of bearing is fixed with the gyro wheel cooperation, the inner ring of bearing with the locating sleeve is fixed, the locating sleeve is used for the cover to establish the eccentric hole of roller shaft is unanimous but the centre of a circle in axial direction with the locating sleeve does not overlap, the locating sleeve passes through the eccentric hole with the roller shaft cooperation is fixed, the roller shaft stretches out the both ends of locating sleeve be used for with workstation support body cooperation is connected. Through such design, the height of the roller shaft installed in the eccentric hole can be adjusted by rotating the positioning sleeve to change the height of the eccentric hole on the positioning sleeve, so that the installation height of the rollers on the workbench frame body is adjusted, and the uniform stress of the rollers is realized by adjusting the installation height of the rollers.

The lower part of the roller is provided with a guide rail, and the sliding matching surfaces of the guide rail and the roller are of concave-convex structures with shape adaptation. Through such design, when gyro wheel and guide rail cooperation slip, part gravity and the gyro wheel dead weight of workstation support body can support the gyro wheel and press on the guide rail, and the guide effect of guide rail to the gyro wheel is more accurate.

The roller is an inner cone roller, the wheel groove of the roller is inwards concave to be trapezoid, the guide rail is a hexagonal guide rail, and the rolling matching surface of the guide rail and the roller is trapezoid protruding outwards. The adaptation shape of gyro wheel groove and guide rail is trapezoidal, and trapezoidal shape's waist can have fine stabilization, and in time the gyro wheel has the trend of derailing, and trapezoidal shape's waist inclined plane also can correct the gyro wheel back.

The roller shaft stretches out the locating sleeve and is kept away from the tip of the work bench body and is provided with the regulation end, thereby the regulation end plays the effect of being convenient for rotate the roller shaft and drive locating sleeve rotation adjustment eccentric hole, the other end of roller shaft is provided with the screw thread, screw thread cooperation is provided with the nut, the nut is used for the installation of gyro wheel aligning subassembly and work bench body. Through such design, the adjusting end is for letting the staff more convenient go to rotate the roller shaft, and roller shaft and the locating sleeve fixed connection who overlaps on it drive the locating sleeve rotation simultaneously when rotatory roller shaft to change the height of eccentric hole on the locating sleeve, and the nut of roller shaft other end installation is in order to press from both sides roller aligning subassembly tight on the workstation support body after roller shaft and workstation support body cooperation installation. The positioning sleeve is fixedly connected through a fastening bolt a, and the fastening bolt a is arranged at the position where the positioning sleeve and the roller shaft are overlapped in the radial direction. Through such design, because the length of locating sleeve is shorter, and most area is used for overlapping to establish the gyro wheel, consequently it is difficult to directly go to adjust rotatory locating sleeve, and fix locating sleeve and roller shaft with fastening bolt a, only need rotatory roller shaft just can drive the locating sleeve and rotate.

The nut is further provided with a gasket in the screwing direction, and the gasket prevents loosening after the roller aligning assembly and the workbench frame body are fixed by the nut. By such a design, the washer can prevent the nut from loosening.

The bearing is a deep groove ball bearing. By such a design, the deep groove ball bearing is more durable.

And the roller and the bearing outer ring cladding part are provided with circlips, and the circlips are used for fixing the axial movement between the roller and the bearing.

The side of the bearing is also provided with a dust-proof plate. Through such design, dust guard can prevent that waste materials such as dust from getting into inside the bearing and influencing the rolling stability of bearing.

The adjusting end penetrates through the fastening bolt b after the roller aligning assembly is aligned, and the fastening bolt b fixes the adjusting end and the workbench frame body along the axial direction of the roller shaft. Through the design, after the position of the locating sleeve is adjusted by a worker, the fastening bolt b is directly arranged at the adjusting end of the roller shaft, the roller shaft and the workbench frame body are fixed, the roller shaft is prevented from driving the locating sleeve to rotate, and the adjusted position of the eccentric hole is disturbed.

The beneficial effects of the utility model are as follows: the height of the roller shaft arranged in the eccentric hole can be adjusted by rotating the positioning sleeve to change the height of the eccentric hole on the positioning sleeve, so that the installation height of the rollers on the workbench frame body is adjusted, and the uniform stress of the rollers is realized by adjusting the installation height of the rollers.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of part B of FIG. 1 (showing how the fastening bolts B fix the roller shaft and the table frame);

FIG. 3 is a schematic view of the bottom view of the present utility model;

FIG. 4 is an enlarged schematic view of the portion A of FIG. 3 (showing how the roller axle is cooperatively secured with the table frame);

FIG. 5 is a schematic view of a roller centering structure and guide rail radial plane according to the present utility model;

FIG. 6 is a schematic axial plane view of the roller centering structure of the present utility model;

FIG. 7 is a schematic view of a first side structure of the roller centering structure of the present utility model;

FIG. 8 is a schematic diagram of a second side structure of the roller centering structure of the present utility model;

FIG. 9 is a schematic view of the structure of the positioning sleeve, the roller shaft, etc. of the present utility model;

FIG. 10 is a schematic view of a bearing structure according to the present utility model;

The figure indicates: 1. a work table frame body; 2. the roller aligning assembly; 3. a roller; 4. a bearing; 5. a positioning sleeve; 6. a roller shaft; 7. an outer ring; 8. an inner ring; 9. an eccentric hole; 10. wheel grooves; 11. a guide rail; 12. an adjustment end; 13. a thread; 14. a nut; 15. a fastening bolt a; 16. a circlip; 17. a dust-proof plate; 18. a fastening bolt b; 19. and a gasket.

Detailed Description

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present disclosure as detailed in the accompanying claims.

As shown in fig. 1 to 9

Example 1

The utility model provides a but gyro wheel 3 aligning workstation, includes workstation support body 1 and gyro wheel aligning subassembly 2, gyro wheel aligning subassembly 2 is installed the bottom of workstation support body 1, gyro wheel aligning subassembly 2 includes gyro wheel 3, bearing 4, locating sleeve 5 and roller shaft 6, gyro wheel 3, bearing 4, locating sleeve 5 and roller shaft 6 overlap in proper order and establish, the outer loop 7 of bearing 4 is fixed with gyro wheel 3 cooperation, the inner ring 8 of bearing 4 with locating sleeve 5 is fixed, locating sleeve 5 is used for the cover to establish eccentric hole 9 and the locating sleeve 5 of roller shaft 6 are unanimous but the centre of a circle in the axial direction is non-overlapping, locating sleeve 5 passes through eccentric hole 9 with roller shaft 6 cooperation is fixed, roller shaft 6 stretches out the both ends of locating sleeve 5 be used for with workstation support body 1 cooperation is connected. Through such design, the height of the roller shaft 6 arranged in the eccentric hole 9 can be adjusted by rotating the positioning sleeve 5 to change the height of the eccentric hole 9 on the positioning sleeve 5, so that the installation height of the roller 3 on the workbench frame body 1 is adjusted, and the uniform stress of each roller 3 is realized by adjusting the installation height of each roller 3.

The lower part of the roller 3 is provided with a guide rail 11, and the sliding matching surfaces of the guide rail 11 and the roller 3 are of concave-convex structures with shape matching.

The implementation manner of the embodiment is as follows:

After the roller aligning assembly 2 is installed on the workbench frame body 1, due to installation errors, manufacturing errors of the rollers 3 and the like, the heights of the rollers 3 relative to the guide rail 11 are different, at the moment, a worker rotates the roller shaft 6, the roller shaft 6 is fixedly connected with the positioning sleeve 5, the roller shaft 6 rotates the positioning sleeve 5 and the eccentric hole 9 on the positioning sleeve 5 is not overlapped with the circle center of the positioning sleeve 5, the height of the eccentric hole 9 can be changed, the height of the roller shaft 6 installed in the eccentric hole 9 can be changed naturally, the roller aligning assembly 2 is installed on the workbench frame body through the roller shaft 6, and the height of the roller shaft 6 is changed, so that the height adjustment of the roller aligning assembly 2 is realized.

Example 2

The roller 3 is an inner cone roller 3, a wheel groove 10 of the roller 3 is inwards recessed to be trapezoid, the guide rail 11 is a hexagonal guide rail 11, and a rolling matching surface of the guide rail 11 and the roller 3 is trapezoid protruding outwards.

The roller shaft 6 stretches out of the locating sleeve 5 and is far away from the end part of the workbench frame body 1, an adjusting end 12 is arranged, the adjusting end 12 plays a role in facilitating rotation of the roller shaft 6 to drive the locating sleeve 5 to rotate and adjust the eccentric hole 9, the other end of the roller shaft 6 is provided with threads 13, the threads 13 are matched with nuts 14, and the nuts 14 are used for installing the roller aligning assembly 2 and the workbench frame body 1.

The positioning sleeve 5 is fixedly connected through a fastening bolt a15, and the fastening bolt a15 is arranged at the position where the positioning sleeve 5 and the roller shaft 6 are overlapped in the radial direction.

The nut 14 is further provided with a washer 19 in the tightening direction, and the washer 19 prevents loosening after the nut 14 fixes the roller aligning assembly 2 and the work bench body 1.

The bearing 4 is a deep groove ball bearing 4.

The part of the roller 3, which is covered with the outer ring 7 of the bearing 4, is provided with a circlip 16, and the circlip 16 is used for fixing the axial movement between the roller 3 and the bearing 4.

The side of the bearing 4 is also provided with a dust guard 17.

The adjusting end 12 is provided with a fastening bolt b18 in a penetrating manner after the roller aligning assembly 2 is aligned, and the fastening bolt b18 fixes the adjusting end 12 and the workbench frame body 1 along the axial direction of the roller shaft 6.

The implementation manner of the embodiment is as follows:

the roller aligning assembly 2 is arranged on the workbench frame body 1 through the roller shaft 6, the adjusting ends 12 at the two ends of the roller shaft 6 and the nuts 14 fix the roller aligning assembly 2 through the screwing of the nuts 14, the gasket 19 further strengthens the fixing function of the nuts 14, the nuts 14 are prevented from directly contacting the workbench frame body 1, the workbench frame body 1 is damaged in the screwing process of the nuts 14, the positioning sleeve 5 and the roller shaft 6 are fixed by the fastening bolts a, the height of the roller aligning assembly 2 is required to be adjusted, the adjusting ends 12 are directly screwed, the positions with the eccentric holes 9 are adjusted to be in place, workers drive the fastening bolts b18 into the adjusting ends 12 to fix the roller shaft 6 to prevent the roller shaft 6 from continuously rotating, the elastic check ring 16 increases the propping of the roller 3 and the outer ring 7 of the bearing 4, the axial movement of the bearing 4 is guaranteed, and the dust-proof plate 17 prevents waste materials such as dust from entering the bearing 4 to influence the rolling stability of the bearing 4.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a but gyro wheel aligning workstation, its characterized in that, includes workstation support body (1) and gyro wheel aligning subassembly (2), gyro wheel aligning subassembly (2) are installed the bottom of workstation support body (1), gyro wheel aligning subassembly (2) include gyro wheel (3), bearing (4), locating sleeve (5) and roller shaft (6), gyro wheel (3), bearing (4), locating sleeve (5) and roller shaft (6) overlap in proper order, outer loop (7) of bearing (4) are fixed with gyro wheel (3) cooperation, inner ring (8) of bearing (4) with locating sleeve (5) are fixed, locating sleeve (5) are used for the cover to establish eccentric hole (9) and locating sleeve (5) of roller shaft (6) are unanimous but the centre of a circle is not overlapped in the axial direction, locating sleeve (5) are passed through eccentric hole (9) with roller shaft (6) cooperation is fixed, roller shaft (6) stretch out both ends that are used for of locating sleeve (5) are connected with workstation support body (1) cooperation.

2. The roller centering workbench according to claim 1, wherein a guide rail (11) is arranged below the roller (3), and rolling matching surfaces of the guide rail (11) and the roller (3) are of a concave-convex structure with shape matching.

3. The roller self-aligning workbench according to claim 2, wherein the roller (3) is an inner cone roller (3), a wheel groove (10) of the roller (3) is inwards recessed to be a trapezoid, the guide rail (11) is a hexagonal guide rail (11), and a rolling matching surface of the guide rail (11) and the roller (3) is a trapezoid protruding outwards.

4. The roller aligning workbench according to claim 1, wherein the roller shaft (6) extends out of the locating sleeve (5) and is far away from the end part of the workbench frame body (1) and provided with an adjusting end (12), the adjusting end (12) plays a role in facilitating rotation of the roller shaft (6) to drive the locating sleeve (5) to rotate and adjust the eccentric hole (9), the other end of the roller shaft (6) is provided with a thread (13), the thread (13) is matched with a nut (14), and the nut (14) is used for installation of the roller aligning assembly (2) and the workbench frame body (1).

5. The roller centering workbench according to claim 1, wherein the positioning sleeve (5) is fixedly connected through a fastening bolt a (15), and the fastening bolt a (15) is arranged at a position where the positioning sleeve (5) and the roller shaft (6) are overlapped in the radial direction.

6. The roller centering workbench according to claim 4, wherein the nut (14) is further provided with a gasket (19) in the tightening direction, and the gasket (19) prevents loosening after the roller centering assembly (2) and the workbench frame body (1) are fixed by the nut (14).

7. The roller centering table according to claim 1, characterized in that the bearing (4) is a deep groove ball bearing (4).

8. Roller-centering table according to claim 1, characterized in that the roller (3) and the outer ring (7) of the bearing (4) are partly provided with circlips (16), which circlips (16) are used for fixing the axial movement between the roller (3) and the bearing (4).

9. Roller-centering table according to claim 1, characterized in that the side of the bearing (4) is also provided with a dust guard (17).

10. The roller centering workbench according to claim 4, wherein the adjusting end (12) is provided with a fastening bolt b (18) in a penetrating manner after the roller centering assembly (2) is centered, and the fastening bolt b (18) is used for fixing the adjusting end (12) with the workbench frame body (1) along the axial direction of the roller shaft (6).