CN217761924U - Novel chain wheel tensioning device - Google Patents
Novel chain wheel tensioning device Download PDFInfo
- Publication number
- CN217761924U CN217761924U CN202222240671.8U CN202222240671U CN217761924U CN 217761924 U CN217761924 U CN 217761924U CN 202222240671 U CN202222240671 U CN 202222240671U CN 217761924 U CN217761924 U CN 217761924U
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- tensioning
- air cylinder
- seat
- chain
- chain wheel
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- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The utility model discloses a novel chain wheel tensioning device, which comprises a fixed seat, a guide rail slide block and an air cylinder mounting rack, wherein the guide rail slide block and the air cylinder mounting rack are arranged on the fixed seat, a tensioning seat is arranged on the guide rail slide block, a rotation shaft assembly is arranged in the tensioning seat, a servo motor and a reduction gearbox are arranged on the tensioning seat, the reduction gearbox is connected with the rotation shaft assembly, and a revolution chain wheel, a chain supporting wheel and a rotation chain wheel are arranged at the front end of the rotation shaft assembly; the air cylinder mounting frame at the inner side end of the tensioning seat is provided with a bag type air cylinder, one end of the bag type air cylinder with an air interface is fixed on the air cylinder mounting frame, the other end of the bag type air cylinder is fixedly connected with the tensioning seat through a connecting rod, and the outer side end of the tensioning seat is provided with an adjusting limit strut which is connected with the fixing seat. The tensioning degree of the conveying chain is adjusted by controlling the position of the tensioning seat through the bag type air cylinder, the revolution chain wheel drives the workpiece mounted on the conveying chain to revolve by the driving chain wheel, the rotation chain wheel drives the rotation shaft assembly to drive the rotation chain wheel to rotate through the servo motor and the reduction gearbox, and then the workpiece is conveyed to rotate through the rotation chain driven by the rotation chain wheel.
Description
Technical Field
The utility model relates to a novel sprocket tensioning device belongs to work piece conveying equipment technical field.
Background
The transmission power of the existing tunnel furnace is generally realized by driving a chain through power, the chain moves along a guide rail through a roller arranged on the chain, the chain transmission is heavy in weight, therefore, a chain wheel for driving the chain transmission is also large, and the chain needs to move along a circulating track so as to obtain the support of the track and smoothly operate.
Along with the vigorous development of the automobile industry in recent years, various tunnel furnace conveying workpiece equipment all need a big promotion, and the investigation discovers that the flexible adjustment of the chain tension degree cannot be realized by the existing chain tensioning mechanism, the chain can only be always in a tensioning state, the chain tensioning mechanism is very unfavorable for the use of the chain, the service life of the chain can be seriously damaged in the past for a long time, and the adjustment is inconvenient, and the maintenance and other special conditions are very troublesome. Therefore, it is important to design and manufacture a chain transmission tensioning mechanism which is flexible in adjustment and can control the chain by independently arranging a control device.
Disclosure of Invention
The utility model aims at prior art not enough, the utility model provides a tunnel furnace carries automatic straining device of chain drive for work piece is provided, this mechanism realizes carrying the not hard up adjustment of relensing of chain through the adjustment to distance between drive sprocket and revolution sprocket (driven sprocket), utilize bag formula cylinder automatic adjustment tensioning seat control to carry the chain rate of tension, the bag formula cylinder is small, it is big to exert oneself, there is not the piston rod, the required precision to motion structure is not high, has easy operation, fast, the health is pollution-free, safe and reliable's characteristics.
The purpose of the utility model is realized through the following technical scheme: a novel chain wheel tensioning device comprises a fixed seat, a guide rail sliding block and an air cylinder mounting rack, wherein the guide rail sliding block and the air cylinder mounting rack are mounted on the fixed seat; the air cylinder mounting frame at the inner side end of the tensioning seat is provided with a bag type air cylinder, one end of the bag type air cylinder with an air interface is fixed on the air cylinder mounting frame, the other end of the bag type air cylinder is fixedly connected with the tensioning seat through a connecting rod, and the outer side end of the tensioning seat is provided with an adjusting limit strut which is connected with the fixing seat. The chain tensioning seat is connected with the fixed seat through the guide rail sliding block, and the bag type air cylinder for controlling the tensioning driving piece controls the tensioning seat to move, so that the tensioning degree of the conveying chain is adjusted, and the conveying chain is in a tensioning state and a loosening state according to the actual condition; the revolution chain wheel in the automatic tensioning mechanism for the chain transmission of the tunnel furnace is driven by the driving chain wheel to drive the conveying chain and the workpiece arranged on the conveying chain to revolve and move in the tunnel furnace, the rotation chain wheel drives the rotation shaft assembly to drive the rotation chain wheel to rotate through the servo motor and the reduction gearbox, then the rotation chain can drive the workpiece arranged on the conveying chain to rotate, and the corresponding process flow can be completed in the tunnel furnace.
Further, the tensioning driving piece of the tunnel furnace chain transmission automatic tensioning mechanism is a bag type cylinder, one end of the bag type cylinder with an air interface is fixed on the cylinder mounting frame, the other end of the bag type cylinder is fixedly connected with the tensioning seat through a connecting rod, the position of the tensioning seat is automatically adjusted through the bag type cylinder, the bag type cylinder is small in size, large in force output, free of a piston rod, low in precision requirement on a motion structure, and simple in operation, safe and reliable. The gas-bag cylinder can be used not only as a drive function but also as a pneumatic spring element.
Further, a revolution chain wheel in the automatic tensioning mechanism for the chain transmission of the tunnel furnace is driven by a driving chain wheel to drive the conveying chain and the workpiece mounted on the conveying chain to revolve in the tunnel furnace, an autorotation chain wheel drives an autorotation shaft assembly to drive the autorotation chain wheel to rotate through a servo motor and a reduction gearbox, then the autorotation chain can drive the workpiece mounted on the conveying chain to autorotate, and the requirements of corresponding process flows can be met in the tunnel furnace.
The utility model discloses an effect and benefit are: (1) The utility model provides a novel chain wheel tensioning device, the chain tensioning seat is connected with the fixed seat through the guide rail slide block, and the movement of the tensioning seat is controlled through controlling the tensioning driving piece bag type air cylinder, thereby adjusting the tensioning degree of the conveying chain, leading the conveying chain to be in a tensioning state and a loosening state according to actual conditions, being capable of flexibly, safely and reliably adjusting the tensioning degree of the conveying chain, and having the advantage of being capable of tensioning the conveying chain running along the track; (2) The revolution chain wheel in the automatic tensioning mechanism for the chain transmission of the tunnel furnace is driven by the driving chain wheel to drive the conveying chain and the workpiece arranged on the conveying chain to revolve and move in the tunnel furnace, the rotation chain wheel drives the rotation shaft assembly to drive the rotation chain wheel to rotate through the servo motor and the reduction gearbox, and then the rotation chain can drive the workpiece arranged on the conveying chain to rotate, so that the corresponding process flow can be completed in the tunnel furnace.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a front view of the novel chain wheel tensioning device of the present invention.
Fig. 2 is a view attached to the novel sprocket tensioning device of the present invention.
Fig. 3 is a side view of the novel sprocket tensioning device of the present invention.
Fig. 4 is a perspective view of the novel sprocket tensioning device of the present invention.
In the figure, 1, a fixed seat; 2. adjusting the limit strut; 3. a tensioning seat; 4. a reduction gearbox; 5. a bladder type cylinder; 6. a cylinder mounting frame; 7. a servo motor; 8. a spinning shaft assembly; 9. a chain stay wheel; 10. a revolving sprocket; 11. a self-rotating sprocket; 12. a guide rail slide block.
Detailed Description
For a better understanding of the objects, aspects and advantages of the present invention, reference is made to the following detailed description of the present embodiments taken in conjunction with the accompanying drawings and examples, in which like reference numerals are used to indicate like parts, and in which the structure and other aspects, features and advantages of the present invention will be better understood. It should be understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the scope of the invention.
Referring to fig. 1, 2, 3 and 4, a novel sprocket tensioning device according to an embodiment of the present invention includes a fixing base 1, a rail block 12 and a cylinder mounting frame 6 mounted on the fixing base 1, a tensioning seat 3 is mounted on the rail block 12, a rotation shaft assembly 8 is mounted inside the tensioning seat 3, a servo motor 7 and a reduction box 4 are disposed on the tensioning seat 3, the reduction box 4 is connected with the rotation shaft assembly 8, and a revolution sprocket 10, a chain supporting wheel 9 and a rotation sprocket 11 are mounted at the front end of the rotation shaft assembly 8; be equipped with bag formula cylinder 5 on the cylinder mounting bracket 6 of 3 medial extremes of tensioning seat, bag formula cylinder 5 has gas connection mouth one end to fix on cylinder mounting bracket 6, and the other end passes through connecting rod and 3 fixed connection of tensioning seat, and the end of 3 outsides of tensioning seat is provided with adjusts spacing pillar 2 and links to each other with fixing base 1. Chain tensioning seat 3 is connected with fixing base 1 through guide rail slider 12, by the motion of control tensioning driving piece pocket type cylinder 5 control tensioning seat 3 to the adjustment is carried the chain rate of tension, makes and carries the chain to be in tensioning and lax state according to actual conditions.
Referring to fig. 2 and 4, the revolving sprocket 10 of the novel sprocket tensioning device of the present invention is driven by the driving sprocket to drive the conveying chain and the workpiece mounted on the conveying chain to revolve in the tunnel furnace, the rotation sprocket 11 drives the rotation shaft assembly 8 to rotate through the servo motor 7 and the reduction box 4, and then the rotation chain can drive the workpiece mounted on the conveying chain to rotate, so as to control the revolution and rotation of the workpiece in the tunnel furnace and fulfill the flow requirements of the corresponding processes.
The utility model relates to a novel sprocket tensioning device passes through the motion of bag formula cylinder control tensioning seat, realizes accomplishing the not hard up tensioning adjustment of conveyor chain to the regulation of distance between revolution sprocket and the driving sprocket by the position that changes the tensioning seat, need not to carry the dismantlement of chain, has easy operation, fast, small, exert oneself big, do not have the piston rod, to the required precision characteristics such as not high, the safety and sanitation pollution-free of motion structure.
The content of the specific embodiments is only the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention; various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims; all equivalent changes and modifications made according to the protection scope of the claims of the present invention are covered by the protection scope of the claims of the present invention.
Claims (2)
1. The utility model provides a novel sprocket tensioning device which characterized in that: the device comprises a fixed seat (1), a guide rail sliding block (12) and an air cylinder mounting frame (6), wherein the guide rail sliding block (12) and the air cylinder mounting frame (6) are arranged on the fixed seat (1), a tensioning seat (3) is arranged on the guide rail sliding block (12), a rotation shaft assembly (8) is arranged in the tensioning seat (3), a servo motor (7) and a reduction gearbox (4) are arranged on the tensioning seat (3), the reduction gearbox (4) is connected with the rotation shaft assembly (8), and a revolution chain wheel (10), a chain supporting wheel (9) and a rotation chain wheel (11) are arranged at the front end of the rotation shaft assembly (8); the bag type air cylinder (5) is arranged on an air cylinder mounting frame (6) at the inner side end of the tensioning seat (3), one end of the bag type air cylinder (5) with an air port is fixed on the air cylinder mounting frame (6), the other end of the bag type air cylinder is fixedly connected with the tensioning seat (3) through a connecting rod, and an adjusting limiting support column (2) is arranged at the outer side end of the tensioning seat (3) and is connected with the fixing seat (1).
2. The novel sprocket tensioning device according to claim 1, wherein: the tensioning driving piece of the tunnel furnace chain transmission automatic tensioning mechanism is a bag type air cylinder (5), and the position of the tensioning seat (3) is automatically adjusted by utilizing the bag type air cylinder (5) to control the tensioning degree of the conveying chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222240671.8U CN217761924U (en) | 2022-08-25 | 2022-08-25 | Novel chain wheel tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222240671.8U CN217761924U (en) | 2022-08-25 | 2022-08-25 | Novel chain wheel tensioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217761924U true CN217761924U (en) | 2022-11-08 |
Family
ID=83880845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222240671.8U Active CN217761924U (en) | 2022-08-25 | 2022-08-25 | Novel chain wheel tensioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217761924U (en) |
-
2022
- 2022-08-25 CN CN202222240671.8U patent/CN217761924U/en active Active
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