CN221311970U

CN221311970U - Lifting structure for flat machine

Info

Publication number: CN221311970U
Application number: CN202323260384.4U
Authority: CN
Inventors: 范小伟; 柳世明
Original assignee: Dalian Hongtian Metal Co ltd
Current assignee: Dalian Hongtian Metal Co ltd
Priority date: 2023-12-01
Filing date: 2023-12-01
Publication date: 2024-07-12
Anticipated expiration: 2033-12-01

Abstract

The utility model discloses a lifting structure for a flat machine, and relates to the technical field of steel plate leveling. The utility model comprises three cylinders, a box body and a fine adjustment mechanism, wherein the three cylinders are fixed at the top of a frame at equal intervals, the piston rods of the three cylinders are respectively fixedly connected with the top of each box body, and adjacent box bodies are in sliding fit with each other; the upper ends of the three box bodies are respectively provided with a fine adjustment mechanism, and the lower ends of the fine adjustment mechanisms are fixedly provided with upper roller groups for fine adjustment of the heights of the upper roller groups; a lower roller set is arranged on the frame below the upper roller set. The height of the upper roller set is roughly adjusted through the air cylinder, and then the height of the upper roller set is finely adjusted through the fine adjustment mechanism, so that the upper roller set can be adjusted to any height by combining the rough adjustment and the fine adjustment, and the problem of poor height adjustment precision of the existing lifting structure of the flat machine is solved.

Description

Lifting structure for flat machine

Technical Field

The utility model belongs to the technical field of steel plate leveling, and particularly relates to a lifting structure for a flat machine.

Background

A flat bed machine is an apparatus for correcting a metal plate into a flat shape. The flat machine is generally composed of a frame, a roll shaft support, a transmission device and the like. The metal plate is conveyed by the roll shaft and is gradually corrected by the roll shaft. In the correction process, the problems of bending, twisting, thickness and the like of the metal plate are controlled by adjusting the positions and the intervals of the roller shafts, so that the correction effect is achieved. The purpose of the metal plate is to improve the quality and accuracy of the metal plate. In the processing process of the metal plate, the problems of bending, twisting and the like possibly occur due to the reasons of stretching, pressure and the like, the subsequent processing and use are affected, the flat shape of the metal plate can be restored through the correction of the flat machine, and the processing precision and the product quality are improved.

The process of correcting the metal plate needs to be adjusted and operated according to the specific condition of the metal plate. In the correction process, the correction force and speed need to be controlled carefully, so that the metal plate is prevented from being excessively deformed or damaged. Meanwhile, maintenance and repair of the flat machine are required to be carried out regularly so as to ensure normal operation and correction effect. However, the existing lifting structure of the flat machine still has the following defects in actual use:

1. The existing lifting structure is poor in height adjustment precision, the upper roller body is difficult to adjust to any position, and the leveling precision of the metal plate is not ideal;

2. the existing lifting structure is generally integrated with each upper roller body, and independent adjustment is difficult to realize.

Therefore, the existing lifting structure of the flat machine cannot meet the requirement in practical use, so that an improved technology is urgently needed in the market to solve the above problems.

Disclosure of utility model

The utility model aims to provide a lifting structure for a flat machine, which is characterized in that the height of an upper roller set is roughly adjusted through an air cylinder, and then the height of the upper roller set is finely adjusted through a fine adjustment mechanism, so that the upper roller set can be adjusted to any height by combining rough adjustment and fine adjustment, and the problem of poor height adjustment precision of the existing lifting structure of the flat machine is solved.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

The utility model relates to a lifting structure for a flat machine, which comprises three cylinders, a box body and a fine adjustment mechanism, wherein the three cylinders are fixed at the top of a frame at equal intervals, piston rods of the three cylinders are fixedly connected with the tops of the respective box bodies respectively, and adjacent box bodies are in sliding fit with each other; the upper ends of the three box bodies are respectively provided with a fine adjustment mechanism, and the lower ends of the fine adjustment mechanisms are fixedly provided with upper roller groups for fine adjustment of the heights of the upper roller groups; a lower roller set is arranged on the frame below the upper roller set.

Further, a sliding groove is formed in one side of the box body, and a sliding rail is arranged on the other side of the box body; the sliding groove is in sliding fit with the sliding rail.

Further, the upper roller group comprises an upper U-shaped seat and an upper roller body rotatably arranged in the upper U-shaped seat; an upper support plate is fixed on the end face of the upper U-shaped seat, and a light emitter is arranged at the bottom of the upper support plate.

Further, the fine adjustment mechanism comprises a connecting frame, a nut seat, a screw rod, a first bearing seat and a limiting block; the connecting frame is fixed at the top of the upper U-shaped seat, and the middle end of the connecting frame is fixedly connected with the nut seat; the nut seat is movably sleeved on the screw rod, the screw rod is supported by the first bearing seat, the first bearing seat is fixed in the inner cavity of the box body, and the bottom end of the screw rod is fixed with a limiting block.

Further, the fine adjustment mechanism further comprises a worm wheel, a worm, a second bearing, a transmission rod and a knob; the worm wheel is fixed at the top end of the screw rod, the worm wheel is meshed with the worm, the worm is supported by the second bearing seat, and the second bearing seat is also fixed in the inner cavity of the box body; and the end of the worm is fixedly connected with one end of the transmission rod, and the other end of the transmission rod extends to the outside of the box body and is fixedly provided with a knob.

Further, the upper U-shaped seat is in sliding fit with the lower cavity of the box body.

Further, the lower roller group comprises a lower U-shaped seat and four lower roller bodies rotatably arranged in the lower U-shaped seat, and the four lower roller bodies and the three upper roller bodies are distributed in a staggered manner; the terminal surface of lower U type seat is fixed with three down extension board, and the top of three down extension board all is provided with the optical receiver, and the optical receiver sets up under the light emitter.

The utility model has the following beneficial effects:

1. According to the utility model, the air cylinder and the fine adjustment mechanism are arranged, the height of the upper roller sets is roughly adjusted through the air cylinder, then the fine adjustment mechanism is used for finely adjusting the height of the upper roller sets, the upper roller sets can be adjusted to any height by combining the rough adjustment and the fine adjustment, the height adjustment of the three upper roller sets is mutually independent, and the height of each upper roller set can be adjusted based on actual use requirements.

2. According to the utility model, the upper support plate, the light emitter, the lower support plate and the light receiver are arranged, and the auxiliary matching of the intelligent accessories enables the lifting of the upper roller set to be more accurate, so that the leveling precision is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of an overall structure;

FIG. 2 is a schematic diagram of a box structure;

FIG. 3 is a schematic view of a fine adjustment mechanism and an upper roller set;

Fig. 4 is a schematic view of the structure of the lower roller set.

In the drawings, the list of components represented by the various numbers is as follows:

1. A cylinder; 2. a frame; 3. a case; 4. a fine adjustment mechanism; 5. an upper roller set; 6. a lower roller set; 31. a chute; 32. a slide rail; 41. a connecting frame; 42. a nut seat; 43. a screw rod; 44. a first bearing seat; 45. a limiting block; 46. a worm wheel; 47. a worm; 48. a second bearing seat; 49. a transmission rod; 410. a knob; 51. a U-shaped seat is arranged; 52. an upper roller body; 53. an upper support plate; 54. a light emitter; 61. a lower U-shaped seat; 62. a lower roller body; 63. a lower support plate; 64. an optical receiver.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1, the utility model relates to a lifting structure for a flat machine, which comprises three cylinders 1, a box body 3 and a fine adjustment mechanism 4, wherein the three cylinders 1 are fixed at the top of a frame 2 at equal intervals, piston rods of the three cylinders 1 are fixedly connected with the tops of the respective box bodies 3 respectively, and adjacent box bodies 3 are in sliding fit with each other; the upper ends of the three boxes 3 are respectively provided with a fine adjustment mechanism 4, and the lower ends of the fine adjustment mechanisms 4 are fixedly provided with an upper roller set 5 for fine adjustment of the height of the upper roller set 5; a lower roller set 6 is arranged on the frame 2 below the upper roller set 5.

As shown in fig. 2, one side of the box 3 is provided with a sliding groove 31, and the other side of the box 3 is provided with a sliding rail 32; the chute 31 is in sliding engagement with the slide rail 32.

When the air cylinder 1 carries out rough adjustment on the height of the upper roller set 5, the air cylinder 1 drives the box body 3 to lift, the box body 3 realizes stable lifting under the cooperation of the sliding groove 31 and the sliding rail 32, and the box body 3 drives the fine adjustment mechanism 4 and the upper roller set 5 in the box body to lift, so that rough adjustment on the height of the upper roller set 5 is realized; and the height adjustment of the three upper roller groups 5 is mutually independent, and the height of each upper roller group 5 can be adjusted based on the actual use requirement.

As shown in fig. 3, the upper roller set 5 includes an upper U-shaped seat 51 and an upper roller 52 rotatably disposed inside the upper U-shaped seat 51; the upper U-shaped seat 51 is in sliding fit with the lower cavity of the box body 3, an upper support plate 53 is fixed on the end face of the upper U-shaped seat 51, and a light emitter 54 is arranged at the bottom of the upper support plate 53.

As shown in fig. 3, the fine adjustment mechanism 4 includes a connecting frame 41, a nut seat 42, a screw 43, a first bearing seat 44 and a limiting block 45; the connecting frame 41 is fixed on the top of the upper U-shaped seat 51, and the middle end of the connecting frame 41 is fixedly connected with the nut seat 42; the nut seat 42 is movably sleeved on the screw rod 43, the screw rod 43 is supported by the first bearing seat 44, the first bearing seat 44 is fixed in the inner cavity of the box body 3, and the bottom end of the screw rod 43 is fixed with a limiting block 45; the fine adjustment mechanism 4 further includes a worm wheel 46, a worm 47, a second bearing 48, a transmission rod 49, and a knob 410; the worm wheel 46 is fixed at the top end of the screw rod 43, the worm wheel 46 is meshed with the worm 47, the worm 47 is supported by the second bearing seat 48, and the second bearing seat 48 is also fixed in the inner cavity of the box body 3; and the end of the worm 47 is fixedly connected with one end of a transmission rod 49, and the other end of the transmission rod 49 extends to the outside of the case 3 and is fixed with a knob 410.

When the fine adjustment mechanism 4 carries out fine adjustment on the height of the upper roller set 5, the knob 410 is rotated, the knob 410 drives the transmission rod 49 to rotate, the transmission rod 49 drives the worm 47 to rotate, the worm 47 drives the worm wheel 46 to rotate, the worm wheel 46 drives the screw rod 43 to rotate, the screw rod 43 drives the nut seat 42 to move, the nut seat 42 drives the connecting frame 41 to move, and the connecting frame 41 drives the upper U-shaped seat 51 to move, so that fine adjustment on the height of the upper roller body 52 can be realized; the air cylinder 1 and the fine adjustment mechanism 4 are combined with rough adjustment and fine adjustment, and the upper roller group 5 can be adjusted to any height.

As shown in fig. 4, the lower roller set 6 includes a lower U-shaped seat 61 and four lower roller bodies 62 rotatably disposed inside the lower U-shaped seat 61, and the four lower roller bodies 62 and the three upper roller bodies 52 are staggered; the end face of the lower U-shaped seat 61 is fixed with three lower support plates 63, the tops of the three lower support plates 63 are provided with light receivers 64, and the light receivers 64 are arranged right below the light emitters 54.

The arrangement of the upper support plate 53, the light emitter 54, the lower support plate 63 and the light receiver 64, and the auxiliary cooperation of the intelligent accessories enable the lifting of the upper roller set 5 to be more accurate, so that the leveling precision is improved.

The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.

Claims

1. A elevation structure for flatbed machine, includes cylinder (1), box (3) and fine setting mechanism (4), its characterized in that:

The three cylinders (1) are arranged and fixed at the top of the frame (2) at equal intervals, the piston rods of the three cylinders (1) are respectively and fixedly connected with the tops of the respective box bodies (3), and the adjacent box bodies (3) are in sliding fit with each other;

The upper ends of the three boxes (3) are respectively provided with a fine adjustment mechanism (4), and the lower ends of the fine adjustment mechanisms (4) are fixedly provided with upper roller groups (5) for fine adjustment of the heights of the upper roller groups (5);

A lower roller set (6) is arranged on the frame (2) below the upper roller set (5).

2. Lifting structure for a flat bed machine according to claim 1, characterized in that one side of the box (3) is provided with a chute (31), the other side of the box (3) is provided with a sliding rail (32);

The sliding groove (31) is in sliding fit with the sliding rail (32).

3. Lifting structure for a flat machine according to claim 1, characterized in that the upper set of rollers (5) comprises an upper U-shaped seat (51) and an upper roller body (52) rotatably arranged inside the upper U-shaped seat (51);

An upper support plate (53) is fixed on the end face of the upper U-shaped seat (51), and a light emitter (54) is arranged at the bottom of the upper support plate (53).

4. A lifting structure for a flat machine according to claim 3, characterized in that the fine adjustment mechanism (4) comprises a connecting frame (41), a nut seat (42), a screw rod (43), a first bearing seat (44) and a stopper (45);

The connecting frame (41) is fixed at the top of the upper U-shaped seat (51), and the middle end of the connecting frame (41) is fixedly connected with the nut seat (42);

The nut seat (42) is movably sleeved on the screw rod (43), the screw rod (43) is supported by the first bearing seat (44), the first bearing seat (44) is fixed in the inner cavity of the box body (3), and the limiting block (45) is fixed at the bottom end of the screw rod (43).

5. Lifting structure for a flat bed machine according to claim 4, characterized in that the fine adjustment mechanism (4) further comprises a worm wheel (46), a worm (47), a second bearing (48), a transmission rod (49) and a knob (410);

the worm wheel (46) is fixed at the top end of the screw rod (43), the worm wheel (46) is meshed with the worm (47), the worm (47) is supported by the second bearing seat (48), and the second bearing seat (48) is also fixed in the inner cavity of the box body (3);

And the end of the worm (47) is fixedly connected with one end of the transmission rod (49), and the other end of the transmission rod (49) extends to the outside of the box body (3) and is fixedly provided with the knob (410).

6. A lifting structure for a flat machine according to claim 3, characterized in that the upper U-shaped seat (51) is in sliding fit with the lower cavity of the box (3).

7. A lifting structure for a flat machine according to claim 3, wherein the lower roller set (6) comprises a lower U-shaped seat (61) and four lower roller bodies (62) rotatably arranged in the lower U-shaped seat (61), and the four lower roller bodies (62) and the three upper roller bodies (52) are staggered;

The end face of the lower U-shaped seat (61) is fixedly provided with three lower support plates (63), the tops of the three lower support plates (63) are respectively provided with a light receiver (64), and the light receivers (64) are arranged under the light emitters (54).