CN220925272U - Transition device - Google Patents
Transition device Download PDFInfo
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- CN220925272U CN220925272U CN202322420813.3U CN202322420813U CN220925272U CN 220925272 U CN220925272 U CN 220925272U CN 202322420813 U CN202322420813 U CN 202322420813U CN 220925272 U CN220925272 U CN 220925272U
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- chain
- transition piece
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- transition
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- 230000007704 transition Effects 0.000 title claims abstract description 80
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 239000004677 Nylon Substances 0.000 claims description 8
- 229920001778 nylon Polymers 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
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Abstract
The application relates to a transition device, and belongs to the technical field of transmission mechanisms. The transition device comprises a chain, a transition piece and a tensioning assembly, wherein the chain is connected with two adjacent rollers and is used for driving the two adjacent rollers to synchronously rotate, and the part of the chain between the two adjacent rollers comprises a first branch chain and a second branch chain which are perpendicular to a first direction; the surface of the transition piece, which is away from the base, is a first surface, a first convex part and a second convex part are arranged on the first surface, the first convex part is attached to the first branch chain, and the second convex part is attached to the second branch chain; the tensioning assembly is arranged on the mounting portion of the base and used for pushing the transition piece to move away from the mounting portion along the first direction so as to tension the chain. The transition device provided by the embodiment of the application enables the chain to be in a tensioning state in the transmission process, and reduces the risk that the chain loosens or bends to influence the roller transportation effect.
Description
Technical Field
The application relates to the technical field of transmission mechanisms, in particular to a transition device.
Background
The roller conveyor is a device for conveying articles, can convey materials with large weight of single piece or bear large impact load, and is mostly driven by chains among rollers of the conventional roller conveyor, and consists of a driving chain wheel, a driven chain wheel and a chain wound on the chain wheels, wherein the driving chain wheel and the driven chain wheel are arranged on parallel rollers. When in operation, the driven wheel is driven to rotate and transmit motion and power by the meshing of the chain links and the sprocket teeth. When the distance between the two rollers connected by the chain is relatively close, the chain between the two rollers is in a loose state, more bending parts exist, and teeth are easy to jump when the bending parts move to the position connected with the chain wheel, so that the transmission ratio between the two rollers is influenced.
Disclosure of utility model
The present application aims to solve the above problems, and an object of the present application is to provide a transition device that reduces the risk of loosening and bending phenomena occurring at a local portion of a chain, and improves the above problems.
The application provides a transition device which is used for driving two adjacent rollers on a base, wherein the transition device comprises a chain, a transition piece and a tensioning assembly, the chain is connected with the two adjacent rollers and is used for driving the two adjacent rollers to synchronously rotate, and the part of the chain between the two adjacent rollers comprises a first branch chain and a second branch chain which are perpendicular to a first direction; the surface of the transition piece, which is away from the base, is a first surface, a first convex part and a second convex part are arranged on the first surface, the first convex part is attached to the first branch chain, and the second convex part is attached to the second branch chain; the tensioning assembly is arranged on the base and used for pushing the transition piece to move away from the mounting portion of the base along a first direction so as to tension the chain.
In the technical scheme of the embodiment of the application, the chain is meshed with the chain wheels on the two adjacent rollers to push the two rollers to synchronously rotate, the first branch chain is jointed with the first convex part, the second branch chain is jointed with the second convex part, the tensioning assembly pushes the transition piece to deviate from the mounting part along the first direction, and the transition piece moves and pulls the first branch chain and the second branch chain until the first branch chain and the second branch chain are tensioned, so that the risk that the transmission ratio is changed due to loosening or local bending of the chain to influence the transportation effect of the rollers is reduced.
In some embodiments, the tensioning assembly includes a support block and an adjusting bolt, the support block is abutted with the mounting portion, the support block is abutted with the transition piece, a surface of the support block, which is in contact with the transition piece, is a support surface, in the first direction, a spacing distance between the support surface and the mounting portion increases gradually from a side close to the base to a side away from the base, the adjusting bolt is connected with the support block and the base, and the adjusting bolt is used for driving the support block to move along the second direction.
In the technical scheme of the embodiment of the application, in the second direction, the distance between each part of the supporting surface and the mounting part in the first direction is different, and when the adjusting bolt drives the supporting part to deviate from the mounting part along the second direction, the contact position of the transition part and the supporting part is continuously changed on the supporting surface, so that the transition part is pushed to move close to or deviate from the mounting part along the first direction.
In some embodiments, the transition piece has a second face that is attached to the base, the second face is disposed opposite to the first face along a second direction, the second direction is perpendicular to the first direction, a third face is formed between a surface of the first protrusion that faces away from the second face and the second face, in the first direction, a distance between the third face and the mounting portion gradually decreases from a surface of the first protrusion that faces away from the second face to the second face, and the support face is attached to the third face.
In the technical scheme of the embodiment of the application, the third surface is attached to the supporting surface, so that the contact area between the supporting block and the transition piece is larger, and when the supporting block is abutted to the transition piece, the force between the supporting block and the transition piece can be uniformly dispersed on the contact surface between the supporting block and the transition piece, thereby reducing the risk of damage of the supporting surface caused by stress concentration due to smaller contact area between the supporting surface and the transition piece.
In some embodiments, the transition piece is provided with a mounting groove penetrating through the transition piece along the second direction, the transition piece is arranged on the base through a screw penetrating through the mounting groove, and the mounting groove extends along the first direction.
In the technical scheme of the embodiment of the application, when the transition piece moves along the first direction under the pushing of the tensioning assembly, the screw limits the displacement of the transition piece in the second direction, so that the risk of the transition piece that the direction is deviated in the displacement process is reduced
In some embodiments, the transition piece is a nylon material.
In the technical scheme of the embodiment of the application, the transition piece is made of nylon, and the nylon is softer and has lower processing difficulty, so that the production cost of the transition piece is lower.
In some embodiments, the length of the second protrusion is greater than the length of the first protrusion in a third direction, the third direction being perpendicular to the first direction.
In the technical scheme of the embodiment of the application, the length of the second convex part is larger than that of the first convex part, so that the distance between the contact position of the first branch chain and the first convex part and the contact position of the second branch chain and the second convex part is longer, and the risk that the first branch chain and the second branch chain contact and are mutually influenced is reduced.
Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a transition device according to some embodiments of the present application;
FIG. 2 is a schematic illustration of a transition piece and tensioning assembly provided in accordance with some embodiments of the present application;
fig. 3 is a cross-sectional view at A-A in fig. 2.
Icon: 1-a base; 10-roller; 11-an installation part; 2-a chain; 21-first split; 22-second branch; 3-transition piece; 30-a first side; 31-a second side; 32-a third face; 34-a first protrusion; 35-a second protrusion; 36-mounting grooves; 4-tensioning components; 40-supporting blocks; 401-a support surface; 41-adjusting bolts; x-a first direction; y-a second direction; z-third direction.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description of the application and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a particular sequential or chronological order.
Reference in the specification to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the described embodiments of the application may be combined with other embodiments.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "attached" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
The term "and/or" in the present application is merely an association relation describing the association object, and indicates that three kinds of relations may exist, for example, a and/or B may indicate: a exists alone, A and B exist together, and B exists alone. In the present application, the character "/" generally indicates that the front and rear related objects are an or relationship.
The term "plurality" as used herein means two or more (including two), and similarly, "plural sets" means two or more (including two), and "plural sheets" means two or more (including two).
According to some embodiments of the present application, as shown in fig. 1 to 3, the present application provides a transition device for driving two adjacent rollers 10 on a base 1, the transition device including a chain 2, a transition piece 3 and a tensioning assembly 4, the chain 2 connecting the two adjacent rollers 10 for driving the two adjacent rollers 10 to rotate synchronously, a portion of the chain 2 located between the two adjacent rollers 10 including a first branch chain 21 and a second branch chain 22 perpendicular to a first direction X; the surface of the transition piece 3 facing away from the base 1 is a first surface 30, the first surface 30 is provided with a first convex part 34 and a second convex part 35, the first convex part 34 is attached to the first branch chain 21, and the second convex part 35 is attached to the second branch chain 22; the tensioning assembly 4 is arranged at the base 1 for pushing the transition piece 3 to move in the first direction X away from the mounting portion 11 of the base 1 for tensioning the chain 2.
The roller 10 is rotatably connected to the base 1, and the transition device and the roller 10 are positioned on the same side of the base 1.
The chain 2 is connected to the drum 10 by a sprocket fixed to the drum 10.
The first protrusion 34 and the second protrusion 35 protrude from the first surface.
The X direction shown in the figure is the first direction X.
The chain 2 is meshed with chain wheels on two adjacent rollers 10 to push the two rollers 10 to synchronously rotate, the first branch chain 21 is attached to the first convex part 34, the second branch chain 22 is attached to the second convex part 35, the tensioning assembly 4 pushes the transition piece 3 to deviate from the mounting part 11 along the first direction X, the transition piece 3 moves to pull the first branch chain 21 and the second branch chain 22 until the first branch chain 21 and the second branch chain 22 are tensioned, the risk that the transmission ratio is changed due to loosening or local bending of the chain 2 so as to influence the transportation effect of the rollers 10 is reduced, the reliability of transmission is improved, and the transmission is stable; in addition, the transition device provided by the application has the advantages of simple structure, less parts and components and lower production cost.
Alternatively, as shown in fig. 3, the tensioning assembly 4 includes a supporting block 40 and an adjusting bolt 41, the supporting block 40 is abutted against the transition piece 3, the supporting block 40 is abutted against the mounting portion 11, a surface of the supporting block 40, which contacts with the transition piece 3, is a supporting surface 401, in the first direction X, a distance between the supporting surface 401 and the mounting portion 11 increases gradually from a side close to the base 1 to a side away from the base 1, the adjusting bolt 41 connects the supporting block 40 and the base 1, and the adjusting bolt is used for driving the supporting block 40 to move along the second direction Y.
The adjusting bolt 41 may be rotatably disposed on the mounting portion 11, the adjusting bolt 41 is in threaded connection with the supporting member, the adjusting bolt 41 rotates, and the supporting member is driven by the threads to move along the second direction Y.
The Y direction shown in the figure is the second direction Y.
In the second direction Y, the distance between each part of the supporting surface 401 and the mounting portion 11 in the first direction X is different, and when the adjusting bolt 41 drives the supporting member to deviate from the mounting portion 11 along the second direction Y, the contact position between the transition member 3 and the supporting member on the supporting surface 401 is continuously changed, so that the transition member 3 is pushed to move close to or deviate from the mounting portion 11 along the first direction X.
Alternatively, as shown in fig. 3, the transition piece 3 has a second surface 31 attached to the base 1, the second surface 31 is disposed opposite to the first surface 30 along a second direction Y, the second direction Y is perpendicular to the first direction X, a third surface 32 is formed between a surface of the first protrusion 34 facing away from the second surface 31 and the second surface 31, and in the first direction X, a distance between the third surface 32 and the mounting portion 11 gradually decreases from the surface of the first protrusion 34 facing away from the second surface 31 to the second surface 31, and the support surface 401 is attached to the third surface 32.
When the supporting block 40 is abutted against the transition piece 3, the third face 32 is attached to the supporting face 401, so that the contact area between the supporting block 40 and the transition piece 3 is large, and when the supporting block 40 is abutted against the transition piece 3, the force between the supporting block 40 and the transition piece can be uniformly dispersed on the contact surface between the supporting block 40 and the transition piece 3, so that the risk that the supporting face 401 is damaged due to stress concentration caused by small contact area with the transition piece 3 is reduced.
Alternatively, as shown in fig. 2 to 3, the transition piece 3 is provided with a mounting groove 36 penetrating itself in the second direction Y, the transition piece 3 is provided to the base 1 by a screw penetrating the mounting groove 36, and the mounting groove 36 extends in the first direction X.
When the transition piece 3 moves in the first direction X under the pushing of the tensioning assembly 4, the screw limits the displacement of the transition piece 3 in the second direction Y, reducing the risk of the transition piece 3 being displaced in the direction during displacement.
Optionally, the transition piece 3 is nylon.
Nylon is a synthetic fiber, which is relatively soft and has a certain structural strength.
The transition piece 3 is made of nylon, and the nylon is soft and low in processing difficulty, so that the production cost of the transition piece 3 is low.
Alternatively, as shown in fig. 1 to 2, the length of the second convex portion 35 is longer than the length of the first convex portion 34 in the third direction Z, which is perpendicular to the first direction X.
The Z direction shown in the figure is the third direction Z.
The first direction X, the second direction Y and the third direction Z are perpendicular to each other.
In the first direction X, the second protrusion 35 is farther from the drum 10 than the first protrusion 34.
The length of the second convex portion 35 is longer than that of the first convex portion 34, so that the distance between the position where the first branch chain 21 contacts the first convex portion 34 and the position where the second branch chain 22 contacts the second convex portion 35 is longer, and the risk that the first branch chain 21 contacts the second branch chain 22 and affects each other is reduced.
While the application has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the application. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present application is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.
Claims (6)
1. A transition device for the transmission of two adjacent rollers on a base, comprising:
The chain is connected with the two adjacent rollers and is used for driving the two adjacent rollers to synchronously rotate, and the part of the chain between the two adjacent rollers comprises a first branch chain and a second branch chain which are perpendicular to the first direction;
The transition piece is provided with a first surface which is away from the base, the first surface is provided with a first convex part and a second convex part, the first convex part is attached to the first branch chain, and the second convex part is attached to the second branch chain;
The tensioning assembly is arranged on the base and used for pushing the transition piece to move along a first direction away from the mounting part of the base so as to tension the chain.
2. The transition device according to claim 1, wherein the tensioning assembly comprises a support block and an adjusting bolt, the support block is abutted with the mounting portion, the support block is abutted with the transition piece, a surface of the support block, which is in contact with the transition piece, is a support surface, in the first direction, a distance between the support surface and the mounting portion increases gradually from a side close to a base to a side away from the base, the adjusting bolt is connected with the support block and the base, and the adjusting bolt is used for driving the support block to move in a second direction, and the second direction is perpendicular to the first direction.
3. The transition device according to claim 2, wherein the transition piece has a second face attached to the base, the second face is disposed opposite to the first face in a second direction, the second direction is perpendicular to the first direction, a third face is formed between a surface of the first protrusion facing away from the second face and the second face, in the first direction, a distance between the third face and the mounting portion gradually decreases from a surface of the first protrusion facing away from the second face to the second face, and the support face is attached to the third face.
4. The transition device according to claim 1, wherein the transition piece is provided with a mounting groove penetrating through itself in the second direction, the transition piece being provided to the base by a screw penetrating through the mounting groove, the mounting groove extending in the first direction.
5. The transition device defined in claim 1, wherein the transition piece is nylon.
6. The transition device defined in claim 1, wherein a length of the second protrusion is greater than a length of the first protrusion in a third direction, the third direction being perpendicular to the first direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322420813.3U CN220925272U (en) | 2023-09-06 | 2023-09-06 | Transition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322420813.3U CN220925272U (en) | 2023-09-06 | 2023-09-06 | Transition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220925272U true CN220925272U (en) | 2024-05-10 |
Family
ID=90933327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322420813.3U Active CN220925272U (en) | 2023-09-06 | 2023-09-06 | Transition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220925272U (en) |
-
2023
- 2023-09-06 CN CN202322420813.3U patent/CN220925272U/en active Active
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