CN218752865U

CN218752865U - Roller type traction device

Info

Publication number: CN218752865U
Application number: CN202222937902.0U
Authority: CN
Inventors: 贾天将; 马鸿博; 安成; 王焱; 沈天海; 陆帅; 徐海澜; 杨星; 王宏鹏
Original assignee: Ningxia Tianyuan Manganese Material Research Institute Co ltd
Current assignee: Ningxia Tianyuan Manganese Material Research Institute Co ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-03-28
Anticipated expiration: 2032-11-04

Abstract

The utility model discloses a roller formula draw gear, including bottom plate and roof, the top of bottom plate is provided with two downside boards of symmetric distribution, the bottom of roof is provided with two top plates of symmetric distribution, the inside of top plate and downside board all is provided with rotatable roller, the both sides of roller are provided with from driving wheel and drive wheel, the roof is provided with driving motor, driving motor's output is provided with the action wheel. This roller formula draw gear has the advantage that reduces the maintenance frequency, solved because of the fastening screw and the chain ears of pulling the link joint can not satisfy and pull the pulling force, so screw rod and chain ears fracture frequently, not only brought very big potential safety hazard for the operation, frequent maintenance tractor has increased workman's intensity of labour, has also influenced the whole equipment operation rate of production line, and influences lead plate casting blank surface quality, original crawler-type tractor, it is higher to have the fault rate, draw the poor shortcoming of effect.

Description

Roller type traction device

Technical Field

The utility model relates to a pulling equipment technical field specifically is a stereotype roller formula draw gear.

Background

The crawler-type tractor is characterized in that the crawler-type tractor comprises a plurality of chain plates, wherein the chain plates are arranged on the two sides of the chain plates, the two chain plates are arranged on the two sides of the chain plates, and the two chain plates are connected with the fastening screw rod through a connecting rod.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a roller formula draw gear to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the roller type traction device comprises a bottom plate and a top plate, wherein two lower side plates which are symmetrically distributed are arranged at the top of the bottom plate, two upper side plates which are symmetrically distributed are arranged at the bottom of the top plate, rotatable rollers are arranged inside the upper side plates and the lower side plates, a driven wheel and a driving wheel are arranged on two sides of each roller, a driving motor is arranged on the top plate, an output end of the driving motor is provided with a driving wheel, the driving wheel is in transmission connection with the driven wheel through a driving chain, and the driving wheels are in transmission connection through the driving chain.

As a further aspect of the present invention: the roller comprises a roller shaft, a middle shaft and a bearing, the middle shaft is arranged in the roller shaft, the outer side of the middle shaft is rotatably connected with the bottom plate and the top plate through the bearing, and the driven wheel and the driving wheel are arranged on the outer side of the middle shaft.

As a further aspect of the present invention: the mounting groove has all been seted up to relative one side of epipleural and lower lateral plate, the inside of mounting groove is provided with the fixed axle, through pillar rotatable coupling between the fixed axle of epipleural and lower lateral plate inside, the cylinder is installed through hinge structure respectively in the outside of epipleural and lower lateral plate.

As a further aspect of the present invention: the output end of the driving motor is connected with the driving wheel through a coupler.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this roller formula draw gear drives from driving wheel, drive wheel and drive chain through driving motor, makes a plurality of rollers can rotate in step, transmits the stereotype, can avoid the high problem of crawler-type trouble, and synchronous transmission can reduce the damage to stereotype casting blank surface.

2. This roller formula draw gear, cylinder and air pump are connected, promote the curb plate through the cylinder and rise, and the clearance increase between curb plate and the lower side plate can adapt to the stereotype of different thickness, through the elasticity of cylinder, can prevent that stereotype and roller bearing from leading to impaired because of pressure is too big, further protect the stereotype, and do not influence its traction efficiency.

Drawings

FIG. 1 is a schematic structural view of a roller type draft gear;

FIG. 2 is a schematic view of a roller structure of a roller type draft gear;

fig. 3 is a schematic sectional view showing the structure of an upper side plate and a lower side plate in a roll type draft gear.

In the figure: 1. a base plate; 2. a top plate; 3. a roller; 301. a roller; 302. a bearing; 303. a middle shaft; 4. an upper side plate; 5. a lower side plate; 6. a driving wheel; 7. a cylinder; 8. a driven wheel; 9. a drive chain; 10. a coupling; 11. a driving wheel; 12. a drive motor; 13. a support post; 14. a drive chain; 15. and fixing the shaft.

Detailed Description

Please refer to fig. 1 and 2, in an embodiment of the present invention, a roller type traction apparatus includes a bottom plate 1 and a top plate 2, the top of the bottom plate 1 is provided with two lower side plates 5 symmetrically distributed, the bottom of the top plate 2 is provided with two upper side plates 4 symmetrically distributed, the upper side plates 4 and the lower side plates 5 are both provided with rotatable rollers 3, two sides of the rollers 3 are provided with a driven wheel 8 and a driving wheel 6, the top plate 2 is provided with a driving motor 12, an output end of the driving motor 12 is provided with a driving wheel 11, the driving wheel 11 and the driven wheel 8 are in transmission connection through a driving chain 14, the driving wheels 6 are in transmission connection through a driving chain 9, the rollers 3 are arranged in a straight line, the driving wheel 11, the driven wheel 8 and the driving wheel 6 can synchronously rotate under the transmission effect, the difference between the rollers 3 can be avoided, the rotation speed of the rollers 3 is kept the same, the rollers 3 are prevented from being scratched and damaged by the rotation speed difference in the transmission process, when the driving motor 12 can be only one, the driving wheel 11, the driven wheel 8 and the bottom plate 1 and the driving motor 6 are both provided with the driving wheel 1, and the driven wheel 6, and the driven wheel 12.

In a preferred embodiment, the roller 3 comprises a roller 301, a middle shaft 303 and a bearing 302, the middle shaft 303 is installed inside the roller 301, the outer side of the middle shaft 303 is rotatably connected with the bottom plate 1 and the top plate 2 through the bearing 302, the driven wheel 8 and the driving wheel 6 are installed on the outer side of the middle shaft 303, the roller 301 of the roller 3 is in contact with a lead plate, the roller 301 has certain strength, and the problem of high crawler failure can be avoided by using the roller 301 to convey the lead plate.

In a preferred embodiment, the output end of the driving motor 12 is connected to the driving wheel 11 through a coupling 10, which is a device in the prior art that couples two shafts or shafts and a rotating member to rotate together during the process of transmitting motion and power, and is not detached under normal conditions, and sometimes serves as a safety device to prevent the coupled member from bearing an excessive load, thereby performing an overload protection function.

The utility model discloses a theory of operation is: driving motor 12 is 4kw, the not enough not movable stereotype problem of drawing of power can not appear, the phenomenon of skidding can not appear, driving motor 12 rotates through shaft coupling drive action wheel 11, action wheel 11 rotates through 14 drive rollers 3 of drive chain, and make roller 3 of a word arrangement rotate in step through drive wheel 6 and drive chain 9, avoid rotating speed poor, can not cause the damage to stereotype surface, stereotype casting blank surface quality has been guaranteed, can effectual reduction maintenance frequency, and guarantee transmission quality, reduce the damage to stereotype casting blank surface.

Referring to fig. 1 and 3, in the embodiment of the present invention, a mounting groove is formed on the opposite side of the upper side plate 4 and the lower side plate 5, a fixing shaft 15 is disposed inside the mounting groove, the fixing shaft 15 inside the upper side plate 4 and the lower side plate 5 are rotatably connected through a pillar 13, and the air cylinder 7 is mounted on the outer sides of the upper side plate 4 and the lower side plate 5 through a hinge structure.

The utility model discloses a theory of operation is: cylinder 7 is connected with the air pump, the atmospheric pressure grow in the cylinder 7, promote the epipleural 4 and rise, make the epipleural 4 level rebound under the connection of pillar 13 and fixed axle 15, go up the clearance increase between epipleural 4 and the lower side plate 5, can adapt to the stereotype of different thickness, and simultaneously, regard as the drive arrangement who supports with cylinder 7, the cylinder relies on atmospheric pressure to promote the extension, consequently, when the stereotype is slightly thick or slightly thin, rely on atmospheric pressure to have certain adaptive range, prevent that stereotype and roller bearing 301 from leading to impairedly because of pressure is too big, further protect the stereotype, and do not influence its traction efficiency.

It should be noted that the above embodiments belong to the same utility model concept, and the description of each embodiment has its emphasis, and the description of each embodiment is not described in detail, and reference may be made to the description of other embodiments.

The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A roller type traction device comprises a bottom plate (1) and a top plate (2), wherein two lower side plates (5) are symmetrically distributed at the top of the bottom plate (1), two upper side plates (4) are symmetrically distributed at the bottom of the top plate (2), the roller type traction device is characterized in that rotatable rollers (3) are arranged inside the upper side plates (4) and the lower side plates (5), driven wheels (8) and transmission wheels (6) are arranged on two sides of the rollers (3), a driving motor (12) is arranged on the top plate (2), an output end of the driving motor (12) is provided with a driving wheel (11), the driving wheel (11) is in transmission connection with the driven wheels (8) through a driving chain (14), and the transmission wheels (6) are in transmission connection through a transmission chain (9).

2. A roller traction apparatus according to claim 1, wherein the roller (3) comprises a roller shaft (301), a central shaft (303) and a bearing (302), the central shaft (303) is mounted inside the roller shaft (301), the outer side of the central shaft (303) is rotatably connected with the bottom plate (1) and the top plate (2) through the bearing (302), and the driven wheel (8) and the driving wheel (6) are mounted on the outer side of the central shaft (303).

3. A roller type traction apparatus according to claim 1, wherein the opposite sides of the upper side plate (4) and the lower side plate (5) are respectively provided with a mounting groove, a fixed shaft (15) is arranged inside the mounting groove, the fixed shafts (15) inside the upper side plate (4) and the lower side plate (5) are rotatably connected through a pillar (13), and the outer sides of the upper side plate (4) and the lower side plate (5) are respectively provided with a cylinder (7) through a hinge structure.

4. A roller-type towing arrangement according to claim 1, characterized in that a coupling (10) is provided between the output of the drive motor (12) and the driving wheel (11).