CN218377547U - Rigid chain for push-pull actuating mechanism and push-pull actuating mechanism - Google Patents
Rigid chain for push-pull actuating mechanism and push-pull actuating mechanism Download PDFInfo
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- CN218377547U CN218377547U CN202222601406.8U CN202222601406U CN218377547U CN 218377547 U CN218377547 U CN 218377547U CN 202222601406 U CN202222601406 U CN 202222601406U CN 218377547 U CN218377547 U CN 218377547U
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Abstract
The utility model discloses a rigid chain for push-and-pull actuating mechanism, including a plurality of chain link units and be used for connecting the connecting plate of two chain link units, the key lies in: the chain link unit comprises two chain plates arranged in parallel, and a first pin shaft and a second pin shaft which are used for connecting the two chain plates, the connecting plate is in a groove shape and is positioned between the two chain plates, and the top of the connecting plate is connected with the first pin shaft and the second pin shaft of the adjacent chain link unit respectively. Furthermore, the utility model also provides a push-and-pull actuating mechanism based on above-mentioned rigid chain. The utility model has the advantages that: (1) The connecting plate for connecting the two chain link units is designed to be in a groove shape, so that the chain can be provided with the pin shaft only on one side, the structure of the chain is simplified while the stability is ensured, the arrangement number of the pin shafts is reduced, and a larger space for accommodating cables can be provided; (2) The structure of the chain plate is designed, so that the push-pull process is more stable.
Description
Technical Field
The utility model belongs to the technical field of automation equipment, concretely relates to rigidity chain and push-and-pull actuating mechanism for push-and-pull actuating mechanism.
Background
The patent with the application number of 201811381816.8 discloses a rigid chain push-pull actuating mechanism, which utilizes the conversion between the flexibility and the rigidity of a rigid chain to drive a push-pull head to carry out push-pull load transfer. Two chain plates in the chain link unit are connected only through a connecting pin, and the structure is unstable.
The patent with the publication number of CN215418789U, previously filed by the present applicant, discloses a nondestructive traction docking device for a charging cable of an electric vehicle, wherein a rigid chain drives a charging plug to move horizontally, and the cable is located in a cavity of the rigid chain and moves along with the movement of a chain body. Because the pin shafts are arranged between the two chain plates and on the upper side and the lower side between the chain plates and the connecting plate, the technical scheme of the rigid chain push-pull actuating mechanism is structurally stable, but the increased pin shafts occupy the space between the chain plates, and the size of a cable penetrating through the chain body is limited, and the cable is abraded due to friction between the cable and the cable.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a rigid chain for push-and-pull actuating mechanism, through the structure of design connecting plate and link joint, only need set up the round pin axle in the unilateral of chain for the simple structure of whole chain, stability are good, and can hold bigger cable and pass.
In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides a push-and-pull rigid chain for actuating mechanism, includes a plurality of chain link units and is used for connecting the connecting plate of two chain link units, and the key lies in: the chain link unit comprises two chain plates arranged in parallel, and a first pin shaft and a second pin shaft which are used for connecting the two chain plates, the connecting plate is in a groove shape and is positioned between the two chain plates, and the top of the connecting plate is connected with the first pin shaft and the second pin shaft of the adjacent chain link unit respectively.
Furthermore, the top of link joint left side tip is equipped with the boss of outside horizontal extension, the top of right side tip is equipped with the recess that extends to the inboard, the length that the boss horizontal extension equals the length that the recess extended to the inboard, the height of boss equals the height of recess.
Furthermore, the top of the chain plate is horizontally provided with a first connecting hole and a second connecting hole which are respectively matched with the first pin shaft and the second pin shaft side by side, and the first connecting hole is positioned in the boss.
Further, the length of the link plate is twice the center distance between the first and second link holes.
Furthermore, an avoiding groove is formed in the joint of the bottom of the boss and the chain plate.
Furthermore, the two connecting parts at the top of the connecting plate have the same structure as the chain plates.
Furthermore, an extension groove is formed in one side of the bottom of the connecting plate.
Furthermore, the two ends of the first pin shaft and the second pin shaft are both provided with idler wheels.
Furthermore, the roller is limited on the first pin shaft or the second pin shaft by a retainer ring, and gaskets are arranged between the roller and the retainer ring and between the roller and the chain plate.
Further, shaft sleeves meshed with the gears are sleeved on the first pin shaft and the second pin shaft, and the shaft sleeves are located in the grooves of the connecting plate.
The utility model also provides a push-and-pull actuating mechanism, including foretell rigid chain, drive gear, the drive that rigid chain removed the rotatory motor of gear and with the redirecting assembly that rigid chain matches.
The utility model has the advantages that: (1) The connecting plate for connecting the two chain link units is designed to be groove-shaped, so that the chain can be provided with the pin shafts only on one side, the structure of the chain is simplified while the stability is ensured, the arrangement number of the pin shafts is reduced, and a larger space for accommodating cables can be provided; (2) The structure of the chain plate is designed, so that the push-pull process is more stable.
The present invention will be described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural view of a rigid chain for a push-pull actuator according to the present invention;
FIG. 2 is a schematic structural view of a link unit in a rigid chain for a push-pull actuator according to the present invention;
FIG. 3 is a schematic view of the connection between the rigid chain middle link plate and the pin shaft for the push-pull actuator of the present invention;
FIG. 4 is a schematic structural view of a rigid chain link plate for a push-pull actuator according to the present invention;
fig. 5 is a schematic structural view of the connecting plate in the rigid chain for the push-pull actuator of the present invention.
In the attached drawing, 1 part of a chain plate, 1-1 part of a first connecting hole, 1-2 parts of a second connecting hole, 1-3 parts of a boss, 1-4 parts of a groove, 1-5 parts of a first fillet, 1-6 parts of a second fillet, 1-7 parts of a third fillet, 1-8 parts of an avoiding groove, 2 parts of a connecting plate, 2-1 parts of an extending groove, 2-2 parts of a connecting part, 3 parts of a first pin shaft, 4 parts of a second pin shaft, 5 parts of a roller, 6 parts of a retainer ring, 7 parts of a gasket, 8 parts of a shaft sleeve, 9 parts of a gear, 10 parts of a guide assembly.
Detailed Description
Referring to fig. 1 and 2, the present invention provides a rigid chain for push-pull actuator, including a plurality of chain link units and a connecting plate 2 for connecting two adjacent chain link units, the key point is: the chain link unit comprises two chain plates 1 which are arranged in parallel, and a first pin shaft 3 and a second pin shaft 4 which are used for connecting the two chain plates 1, the connecting plate 2 is in a groove shape and is positioned between the two chain plates 1, and the top of the connecting plate 2 is respectively connected with the first pin shaft 3 and the second pin shaft 4 of the adjacent chain link unit. Through designing the connecting plate 2 into a groove shape, the first pin shaft 3 and the second pin shaft 4 can be arranged on the same side of the chain plate 1, so that more space can be left for arranging cables.
Referring to fig. 1-3, rollers 5 are disposed at two ends of the first pin 3 and the second pin 4, and are used for changing direction with a direction changing assembly 10 in a mating box and storing the changed direction in the mating box. The roller 5 is limited on the first pin shaft 3 or the second pin shaft 4 by the aid of the retainer ring 6, and gaskets 7 are arranged between the roller 5 and the retainer ring 6 and between the roller 5 and the chain plate 1.
The first pin shaft 3 and the second pin shaft 4 are sleeved with shaft sleeves 8 meshed with the gear 9. The shaft sleeve 8 is positioned in the groove of the connecting plate 2 and can be limited at the pin shaft through a retainer ring. The number of bushings 8 provided on each pin is related to the number of gears 9. In the present embodiment, there are 2 gears 9, and there are 2 bushings 8 on each pin.
The idler wheel group of each side of the rigid chain is provided with a redirection assembly 10 in a matched mode, each redirection assembly comprises an inner guide rail and an outer guide rail, a gap between the inner guide rail and the outer guide rail forms redirection passing, redirection is realized through limiting the idler wheel 5, and then redirection of the moving direction of the chain link unit is realized, namely, the vertical redirection is horizontal or the horizontal redirection is vertical.
Referring to the attached drawings 2-4, a boss 1-3 horizontally extending outwards is arranged at the top of the left end part of the chain plate 1, a groove 1-4 extending inwards is arranged at the top of the right end part of the chain plate, the horizontally extending length of the boss 1-3 is equal to the inwardly extending length of the groove 1-4, and the height of the boss 1-3 is equal to the height of the groove 1-4. A first connecting hole 1-1 and a second connecting hole 1-2 which are respectively matched with a first pin shaft 3 and a second pin shaft 4 are horizontally arranged side by side at the top of the chain plate 1, and the first connecting hole 1-1 is positioned in the boss 1-3. The link plate 1 has a length twice as long as the center distance between the first and second coupling holes 1-1 and 1-2.
The end part of the boss 1-2 is provided with a first round angle 1-5 which is coaxially arranged with the first connecting hole 1-1, and the first round angle 1-5 can also be arranged non-coaxially with the first connecting hole 1-1. And second fillets 1-6 are arranged at corners in the grooves 1-4. And a third fillet 1-7 is arranged between the groove 1-4 and the top of the chain plate 1. The radius of the third fillet 1-7 is equal to the radius of the second fillet 1-6 and may be equal to the radius of the first fillet 1-5. And avoidance grooves 1-8 are arranged at the joint of the bottoms of the bosses 1-3 and the chain plate 1.
By designing the structure of the chain plate 1, the bosses 1-3 of the chain plate 1 are matched with the grooves 1-4 of the next chain plate 1, and the right side end part of the chain plate 1 is matched with a space formed by the bosses 1-3 and the end parts of the chain plate 1 in the previous chain plate 1, so that the conversion between flexibility and rigidity is realized, and the load is effectively transferred during work.
Referring to fig. 5, the two connecting portions 2-2 at the top of the connecting plates 2 have the same structure as the link plates 1, so that a flexible-rigid transition structure is formed between two adjacent connecting plates 2. An extension groove 2-1 is arranged on one side of the bottom of the connecting plate 2, so that the chain body can provide a larger moving space for the cable when turning.
Based on foretell rigid chain, the utility model also provides a push-and-pull actuating mechanism, it still includes the gear 9 that drive rigid chain removed, drive the rotatory motor of gear 9 and change to subassembly 10 supporting with rigid chain.
The utility model discloses a rigid chain when specifically using, the gear 9 under through motor drive realizes through 8 meshes mutually of epaxial axle sleeves of round pin that rigid chain turns to the back and removes in the storage box, then promotes the part horizontal migration that corresponds or turns to the back under the drive of gear and saves in the storage box.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (10)
1. A rigid chain for a push-pull actuator, comprising a plurality of link units and a connecting plate (2) for connecting two link units, characterized in that: the chain link unit comprises two chain plates (1) which are arranged in parallel, a first pin shaft (3) and a second pin shaft (4) which are used for connecting the two chain plates (1),
the connecting plate (2) is groove-shaped and is positioned between the two chain plates (1), and the top of the connecting plate (2) is respectively connected with the first pin shaft (3) and the second pin shaft (4) of the adjacent chain link unit.
2. The rigid chain for a push-pull actuator according to claim 1, wherein: the top of the end part of the left side of the chain plate (1) is provided with a boss (1-3) extending horizontally to the outside, the top of the end part of the right side is provided with a groove (1-4) extending inwards, the horizontally extending length of the boss (1-3) is equal to the inwardly extending length of the groove (1-4), and the height of the boss (1-3) is equal to the height of the groove (1-4).
3. The rigid chain for a push-pull actuator according to claim 2, wherein: the top of the chain plate (1) is horizontally provided with a first connecting hole (1-1) and a second connecting hole (1-2) which are respectively matched with the first pin shaft (3) and the second pin shaft (4) side by side, and the first connecting hole (1-1) is positioned in the boss (1-3).
4. A rigid chain for a push-pull actuator according to claim 3, wherein: the length of the chain plate (1) is twice of the center distance between the first connecting hole (1-1) and the second connecting hole (1-2).
5. The rigid chain for a push-pull actuator according to claim 2, wherein: and avoidance grooves (1-8) are arranged at the joint of the bottoms of the bosses (1-3) and the chain plate (1).
6. A rigid chain for a push-pull actuator according to claim 1, wherein: the two connecting parts (2-2) at the top of the connecting plate (2) have the same structure as the chain plate (1).
7. A rigid chain for a push-pull actuator according to claim 1, wherein: an extension groove (2-1) is arranged on one side of the groove bottom of the connecting plate (2).
8. A rigid chain for a push-pull actuator according to any one of claims 1-7, wherein: and rollers (5) are arranged at two ends of the first pin shaft (3) and the second pin shaft (4).
9. The rigid chain for a push-pull actuator according to claim 8, wherein: and shaft sleeves (8) meshed with the gears (9) are sleeved on the first pin shaft (3) and the second pin shaft (4), and the shaft sleeves (8) are positioned in the grooves of the connecting plate (2).
10. A push-pull actuating mechanism is characterized in that: comprising a rigid chain according to any one of claims 1 to 9, a gear (9) for driving the rigid chain to move, a motor for driving the gear (9) to rotate, and a redirecting assembly (10) associated with the rigid chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222601406.8U CN218377547U (en) | 2022-09-30 | 2022-09-30 | Rigid chain for push-pull actuating mechanism and push-pull actuating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222601406.8U CN218377547U (en) | 2022-09-30 | 2022-09-30 | Rigid chain for push-pull actuating mechanism and push-pull actuating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218377547U true CN218377547U (en) | 2023-01-24 |
Family
ID=84956177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222601406.8U Active CN218377547U (en) | 2022-09-30 | 2022-09-30 | Rigid chain for push-pull actuating mechanism and push-pull actuating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218377547U (en) |
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2022
- 2022-09-30 CN CN202222601406.8U patent/CN218377547U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: No. 1 Yite Avenue, Ma Village Emerging Industry Cluster Area, Yuanshi County, Shijiazhuang City, Hebei Province, 051134 Patentee after: Hebei Yite mechanical equipment manufacturing Co.,Ltd. Address before: 050000 5-3-401, dongfangguandi, 164 Donggang Road, Yuhua District, Shijiazhuang City, Hebei Province Patentee before: Hebei Yite mechanical equipment manufacturing Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |