CN210889829U - Double-side spring piece and one-way clutch thereof - Google Patents
Double-side spring piece and one-way clutch thereof Download PDFInfo
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- CN210889829U CN210889829U CN201921746752.7U CN201921746752U CN210889829U CN 210889829 U CN210889829 U CN 210889829U CN 201921746752 U CN201921746752 U CN 201921746752U CN 210889829 U CN210889829 U CN 210889829U
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Abstract
The utility model relates to the technical field of spring pieces, in particular to a bilateral spring piece and a one-way clutch thereof, which comprises a clamping installation part, wherein, two sides of the clamping installation part are respectively extended outwards to form an arc-shaped pushing part, the pushing parts are respectively tangent with the clamping installation part, the two pushing parts are arranged in a mutual crossing way, one of the two pushing parts is positioned above the other one, the pushing parts which provide elasticity are arranged on two sides of the clamping installation part and are arranged in a mutual crossing way, thereby the length of the pushing parts can be prolonged, the elastic working area of the pushing parts is increased, the service life of the spring is prolonged, the space in a window where a roller is positioned is utilized to the maximum, the pushing parts and the clamping installation part are arranged in a tangent way, the pushing parts are smoothly connected on the clamping installation part, the stress concentration of the pushing parts and the clamping installation part when the spring piece is extruded is reduced, and the fracture of the connecting part, the clutch can continuously and stably operate.
Description
Technical Field
The utility model belongs to the technical field of the spring leaf technique and specifically relates to a bilateral spring leaf and one way clutch thereof.
Background
The one-way clutch is a device having a self-clutch function by utilizing speed change or rotation direction change of a driving part and a driven part, and is widely applied to the fields of machine tools, packaging machinery, printing machinery, light industry machinery, textile machinery, petrochemical machinery, cement machinery, metallurgical machinery, transportation machinery, speed reducers and the like.
The one-way clutch mainly comprises an inner ring, an outer ring, a roller pin and a spring, wherein the roller pin keeps the overrunning clutch in a working ready state by means of the elasticity of the spring, and the continuous stability of the overrunning clutch in operation is ensured by the buffer action of the spring on the roller pin, so that the one-way clutch puts high requirements on the spring.
At present, the spring leaf adopted in the one-way clutch in the market has poor elasticity, such as the overrunning belt pulley and the spring leaf thereof disclosed in the chinese patent with publication number CN205859101U, the spring leaf mainly comprises a clamping piece and a support piece connected to the middle part of the clamping piece, the support piece is composed of a straight section and arc sections located at the two ends of the straight section, the length of the arc section of the spring leaf cannot exceed half of the length of the window where the roller is located, so that the length of the arc section is smaller, the limited space of the window where the roller is located is not fully utilized, and the elasticity performance is poor.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve the problem that the length of an arc-shaped section providing elasticity on a spring plate cannot exceed half of the length of a window where a roller is located in the prior art, so that the elasticity is poor, a double-sided spring plate and a one-way clutch thereof are provided, and the double-sided spring plate and the one-way clutch thereof are provided.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a bilateral spring leaf, includes the centre gripping installation department, the both sides of centre gripping installation department all outwards extend there is an arc to bulldoze the portion, it is tangent with the centre gripping installation department all to bulldoze the portion intercrossing sets up, two one is located another's top in the bulldozing portion.
Through all setting up the portion of bulldozing that provides elasticity in the both sides of centre gripping installation department in this scheme, and make its intercrossing set up, thereby can prolong the length of the portion of bulldozing, the elastic work interval of the portion of bulldozing has been increased, the working life of spring has been improved, and the maximize utilizes the space in the window of roller place, and bulldoze the tangent setting of portion and centre gripping installation department, make the smooth connection of the portion of bulldozing on the centre gripping installation department, reduce the spring leaf and bulldoze the stress concentration of portion and centre gripping installation department when receiving the extrusion, avoid bulldozing the junction between portion and the centre gripping installation department and take place the fracture, make the clutch can continuous.
Furthermore, the clamping installation part comprises a first side edge, a top edge, a second side edge and a third side edge, the top end of the first side edge is connected with the top end of the second side edge and the top end of the third side edge through the top edge, and the two pushing parts are respectively positioned on the second side edge and the third side edge; the pushing part on the second side edge is positioned on one side of the second side edge close to the third side edge, and the pushing part on the second side edge is tangent to the second side edge; the pushing part on the third side edge is positioned on one side of the third side edge close to the second side edge, and the pushing part on the third side edge is tangent to the third side edge.
Furthermore, the pushing parts on the first side edge, the top edge, the second side edge and the second side edge, and the pushing parts on the third side edge and the third side edge are integrally formed.
Furthermore, the top end of the first side edge is bent to form the top edge, the top edge is bent to form the second side edge and the third side edge respectively, and the second side edge and the third side edge are bent to form the pushing part respectively.
Further, the free end of the pushing part is provided with an abutting part protruding outwards.
Further, the abutting part is V-shaped or arc-shaped.
The utility model also provides an one-way clutch, include as above-mentioned bilateral spring leaf.
The utility model has the advantages that: the utility model discloses a bilateral spring leaf and one way clutch thereof all set up the portion of bulldozing that provides elasticity through the both sides at the centre gripping installation department, and make its intercrossing set up, thereby can prolong the length that bulldozes the portion, improve elasticity performance, and the maximize utilize the interior space of roller place window, and bulldoze the portion and set up with the centre gripping installation department is tangent, make the smooth connection of portion of bulldozing on the centre gripping installation department, reduce the spring leaf and bulldoze the stress concentration of portion and centre gripping installation department when receiving the extrusion, avoid bulldozing the junction between portion and the centre gripping installation department and take place the fracture, make the clutch can continuous stable operation.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a three-dimensional schematic view of the double-sided leaf spring of the present invention;
FIG. 2 is a schematic top view of the double-sided leaf spring of the present invention;
FIG. 3 is a schematic front view of the double-sided leaf spring of the present invention;
fig. 4 is a schematic view of the double-sided spring plate of the present invention in use in a one-way clutch.
In the figure: 1. the clamping installation part comprises 1-1 parts of a clamping installation part, 1-2 parts of a first side edge, 1-3 parts of a second side edge, 1-4 parts of a third side edge and a top edge;
2. a pressing part 2-1, a contact part;
3. 3-1 parts of an inner ring, 3-2 parts of a cross beam and 3-2 parts of a window;
4. a roller.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic drawings, which illustrate the basic structure of the invention only in a schematic way, and thus show only the components that are relevant to the invention, and the directions and references (e.g., upper, lower, left, right, etc.) may be used only to help describe the features in the drawings. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the claimed subject matter is defined only by the appended claims and equivalents thereof.
Example 1
As shown in fig. 1-3, a bilateral spring leaf comprises a clamping installation part 1, an arc-shaped pushing part 2 extends outwards from two sides of the clamping installation part 1, the pushing part 2 is tangent to the clamping installation part 1, the pushing parts 2 are arranged in a mutually crossed mode, and one of the pushing parts 2 is located above the other.
The clamping and mounting part 1 comprises a first side edge 1-1, a top edge 1-4, a second side edge 1-2 and a third side edge 1-3, the top end of the first side edge 1-1 is connected with the top end of the second side edge 1-2 and the top end of the third side edge 1-3 through the top edge 1-4, and the two pushing and pressing parts 2 are respectively positioned on the second side edge 1-2 and the third side edge 1-3; the pushing part 2 on the second side edge 1-2 is positioned on one side of the second side edge 1-2 close to the third side edge 1-3, and the pushing part 2 on the second side edge 1-2 is tangent to the second side edge 1-2; the pushing part 2 on the third side 1-3 is positioned on one side of the third side 1-3 close to the second side 1-2, and the pushing part 2 on the third side 1-3 is tangent to the third side 1-3; wherein the second side edge 1-2 and the third side edge 1-3 may share a top edge 1-4 with the first side edge 1-1, or the second side edge 1-2 may be connected to the first side edge 1-1 through a separate top edge 1-4, and the third side edge 1-3 may be connected to the first side edge 1-1 through another separate top edge 1-4; the spring piece is clamped on two sides of the cross beam 3-1 on the inner ring 3 respectively by using the pretightening force between the first side edge 1-1 and the second side edge 1-2 and between the first side edge 1-1 and the third side edge 1-3 of the clamping installation part 1, so that the spring piece can be quickly installed on the inner ring 3.
The processing method of the clamping and mounting part 1 in this embodiment may be: the first side edge 1-1, the top edge 1-4, the second side edge 1-2, the pushing part 2 on the second side edge 1-2, the third side edge 1-3 and the pushing part 2 on the third side edge 1-3 are integrally formed; the following steps can be also included: the top end of the first side edge 1-1 is bent to form the top edge 1-4, the top edge 1-4 is bent to form the second side edge 1-2 and the third side edge 1-3 respectively, and the second side edge 1-2 and the third side edge 1-3 are bent to form the pushing part 2 respectively.
The free end of the pushing part 2 is provided with an abutting part 2-1 protruding outwards, and the abutting part 2-1 is V-shaped or arc-shaped; the strength of the free end of the pushing part 2 can be improved by the arrangement of the abutting part 2-1, so that the pushing part can stably abut against the roller 4 in the window 3-2.
As shown in fig. 4, this embodiment further provides a one-way clutch, which includes the above-mentioned double-sided spring plate, the one-way clutch further includes an inner ring 3 and a plurality of cross beams 3-1 circumferentially distributed on the inner ring 3, a window 3-2 for accommodating a roller 4 is formed between two adjacent cross beams 3-1, a roller 4 is disposed in each window 3-2, a clamping and mounting portion 1 of the double-sided spring plate is clamped on the cross beam 3-1, and two pushing portions 2 on the clamping and mounting portion 1 correspondingly abut against two sides of the roller 4 in the window 3-2, so as to provide elastic force for the roller 4; the two pushing parts 2 on the clamping installation part 1 are arranged in a mutually crossed manner, so that the roller 4 can be stressed uniformly, and the roller 4 is prevented from twisting; the length of the two pushing parts 2 can exceed half of the length of the window 3-2 where the roller 4 is positioned, so that the elastic performance of the pushing parts can be improved.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. A bilateral spring leaf is characterized in that: including centre gripping installation department (1), the both sides of centre gripping installation department (1) all outwards extend and have an arc to bulldoze portion (2), bulldoze portion (2) all tangent with centre gripping installation department (1), two bulldoze portion (2) intercrossing sets up, two one is located another's top in bulldozing portion (2).
2. The bilateral spring plate of claim 1, wherein: the clamping installation part (1) comprises a first side edge (1-1), a top edge (1-4), a second side edge (1-2) and a third side edge (1-3), the top end of the first side edge (1-1) is connected with the top end of the second side edge (1-2) and the top end of the third side edge (1-3) through the top edge (1-4), and the two pushing parts (2) are respectively positioned on the second side edge (1-2) and the third side edge (1-3); the pushing part (2) on the second side edge (1-2) is positioned on one side of the second side edge (1-2) close to the third side edge (1-3), and the pushing part (2) on the second side edge (1-2) is tangent to the second side edge (1-2); the pushing part (2) on the third side (1-3) is positioned on one side of the third side (1-3) close to the second side (1-2), and the pushing part (2) on the third side (1-3) is tangent to the third side (1-3).
3. The bilateral spring plate of claim 2, wherein: the pushing part (2) on the first side edge (1-1), the top edge (1-4), the second side edge (1-2), the pushing part (2) on the second side edge (1-2), the third side edge (1-3) and the pushing part (2) on the third side edge (1-3) are integrally formed.
4. The bilateral spring plate of claim 2, wherein: the top end of the first side edge (1-1) is bent to form the top edge (1-4), the top edge (1-4) is bent to form the second side edge (1-2) and the third side edge (1-3), and the second side edge (1-2) and the third side edge (1-3) are bent to form the pushing part (2).
5. The bilateral spring plate of claim 1, wherein: the free end of the pushing part (2) is provided with an abutting part (2-1) protruding outwards.
6. The bilateral spring plate of claim 5, wherein: the abutting part (2-1) is V-shaped or arc-shaped.
7. A one-way clutch, characterized in that: comprising a bilateral spring leaf according to any one of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921746752.7U CN210889829U (en) | 2019-10-17 | 2019-10-17 | Double-side spring piece and one-way clutch thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921746752.7U CN210889829U (en) | 2019-10-17 | 2019-10-17 | Double-side spring piece and one-way clutch thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210889829U true CN210889829U (en) | 2020-06-30 |
Family
ID=71318501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921746752.7U Active CN210889829U (en) | 2019-10-17 | 2019-10-17 | Double-side spring piece and one-way clutch thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210889829U (en) |
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2019
- 2019-10-17 CN CN201921746752.7U patent/CN210889829U/en active Active
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| GR01 | Patent grant | ||
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Address after: 213000 Longxiang Road, Wujin high tech Development Zone, Changzhou City, Jiangsu Province Patentee after: Jiangsu Nanfang Precision Industry Co.,Ltd. Address before: 213164 No.9, Longxiang Road, Wujin high tech Zone, Changzhou City, Jiangsu Province Patentee before: Jiangsu Nanfang Bearing Co.,Ltd. |