CN219176900U

CN219176900U - Transmission gear capable of positioning chain

Info

Publication number: CN219176900U
Application number: CN202223463374.6U
Authority: CN
Inventors: 程万宾
Original assignee: Suzhou Jinruisheng Precision Technology Co ltd
Current assignee: Suzhou Jinruisheng Precision Technology Co ltd
Priority date: 2022-12-25
Filing date: 2022-12-25
Publication date: 2023-06-13
Anticipated expiration: 2032-12-25

Abstract

The utility model relates to the technical field of gears, in particular to a transmission gear capable of positioning a chain, which comprises a gear body, a chain body, a transmission shaft and a limiting device, wherein the chain body is arranged on one side of the gear body, the chain body is hinged with the gear body, the transmission shaft is arranged on one side of the gear body, the limiting device is arranged on the surface of the gear body and comprises a rotating disc, the rotating disc is rotationally connected with one side surface of the gear body, a plurality of concave grooves are formed in the surface of the rotating disc, a fixed rod is fixedly connected with the inner wall of the concave groove, the surface of the fixed rod is rotationally connected with a rotary shaft, and a positioning cylinder is rotationally connected with the surface of the rotary shaft.

Description

Transmission gear capable of positioning chain

Technical Field

The utility model relates to the technical field of gears, in particular to a transmission gear capable of positioning a chain.

Background

The gear is used for transmitting motion and power mechanical parts, the transmission gear is used for transmitting, and meanwhile, the transmission gear can be matched with a chain for transmission operation.

In the prior art, when the transmission gear is matched with a chain to carry out transmission, the phenomenon that the chain falls off from the gear easily occurs due to the excessively high operation speed, so that the equipment is influenced to carry out transmission.

In order to solve the problem that the chain falls off from the gear easily, the prior art adopts the mode of adjusting the tension of the gear and the chain to process, but the gear and the chain are easy to wear after long-time forced friction, so that the chain is stretched, the loosening and falling off are caused, the chain cannot be well positioned, and the gear is inconvenient to position and limit the chain.

Disclosure of Invention

The utility model aims to solve the defect that gears are inconvenient to position and limit chains in the prior art, and provides a transmission gear capable of positioning chains.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a but drive gear of location chain, includes the gear body, the chain body, transmission shaft and stop device, the chain body is located one side setting of the gear body, the chain body is articulated with the gear body, the transmission shaft is located one side setting of the gear body, stop device sets up on the surface of the gear body, stop device includes the rolling disc, the rolling disc rotates with one side surface of the gear body and is connected, a plurality of concave grooves have been seted up on the surface of rolling disc, the inner wall fixedly connected with dead lever of concave groove, the surface rotation of dead lever is connected with the rotation axis, the surface rotation of rotation axis is connected with a location section of thick bamboo, through rotating rotation axis and location section of thick bamboo, fixes a position the chain body through a location section of thick bamboo, has reduced the circumstances that the chain is received not hard up and leads to droing on the gear easily.

Preferably, the surface sliding connection of dead lever has the spacing ring, the spacing ring forms through ring and cylindrical pole combination, two circular holes have been seted up on one side surface of rotation axis, the inner wall joint in spacing ring and circular hole through spacing ring cooperation circular hole, can fix a position rotation axis and positioning tube, improves the positioning effect of positioning tube to the chain.

Preferably, the surface cover of dead lever is equipped with first spring, the both ends of first spring respectively with spacing ring and rolling disc surface concave groove inner wall fixed connection, through setting up first spring, the spacing ring of control of being convenient for resets, has improved the constraint effect of spacing ring simultaneously.

Preferably, a push rod is fixedly connected to one side surface of the limiting ring, the push rod is in a cylindrical shape, and the positioning ring is convenient to control to move and adjust by arranging the push rod.

Preferably, one side that the gear body is close to the transmission shaft is provided with auxiliary device, auxiliary device includes the holding ring, the fixed surface of holding ring and gear body is connected, two recesses have been seted up on the surface of transmission shaft, the holding ring is pegged graft with the inner wall of recess, the slide opening has been seted up on the surface of holding ring, the inner wall sliding connection of slide opening has the fixture block, a plurality of jacks have been seted up to the inner wall of recess, the fixture block passes through the jack in fixture block cooperation recess inner wall, can fix a position the gear, and convenient auxiliary gear assembles.

Preferably, two circular holes have been seted up on the surface of holding ring, the inner wall rotation in circular hole is connected with the rotary rod, the one end fixedly connected with threaded rod of rotary rod, the screw hole has been seted up on the surface of fixture block, threaded rod and screw hole threaded connection, through rotary rod cooperation threaded rod, can control the fixture block to remove and adjust, conveniently assemble.

Preferably, one end fixedly connected with control handle of rotary rod, control handle forms through disc and two lug combination, through setting up control handle, conveniently controls rotation axis and threaded rod and rotates, conveniently adjusts.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. according to the utility model, the gear body and the driving chain body are used for transmission, the limiting device is arranged, when equipment is needed to be used, the push rod and the limiting ring are pushed, the first spring is stressed and deformed to generate elasticity, the limiting ring loses the constraint on the round hole on the surface of the rotating shaft, the rotating shaft and the positioning cylinder are rotated in the fixed rod, when the positioning cylinder is contacted with the surface of the chain body, the push rod is loosened, the first spring drives the limiting ring to be inserted into the round hole on the surface of the rotating shaft, the use can be completed, the limiting device is arranged, the positioning of the chain on the gear is facilitated, the phenomenon that the chain is loosened when moving on the gear is reduced, the condition that the chain falls to influence the transmission gear to carry out transmission is reduced, and the integral stability of the equipment is further improved.

2. According to the utility model, the auxiliary device is arranged, when the gear body is required to be assembled, the positioning ring is inserted into the groove on the surface of the transmission shaft, the control handle is rotated, the control handle drives the rotating rod and the threaded rod to rotate, the threaded rod drives the clamping block to move, the clamping block is inserted into the insertion hole on the inner wall of the groove, the assembly is completed, the auxiliary device is arranged, the auxiliary device is convenient for assembling, the phenomenon that the device needs to be assisted by tools during assembling can be effectively reduced, the trouble of equipment assembling operation is reduced, and the integral usability of the device is further improved.

Drawings

Fig. 1 is a schematic perspective view of a driving gear capable of positioning a chain according to the present utility model;

fig. 2 is a schematic structural view of a limiting device capable of positioning a transmission gear of a chain according to the present utility model;

FIG. 3 is a schematic view of the structure A in FIG. 2 showing a driving gear capable of positioning a chain according to the present utility model;

FIG. 4 is a schematic diagram of an auxiliary device for positioning a transmission gear of a chain according to the present utility model;

fig. 5 is a schematic cross-sectional view of an auxiliary device for positioning a transmission gear of a chain according to the present utility model.

Legend description:

1. a gear body; 2. a chain body; 3. a transmission shaft; 4. a limiting device; 41. a rotating disc; 42. a rotation shaft; 43. a positioning cylinder; 44. a fixed rod; 45. a first spring; 46. a limiting ring; 47. a push rod; 5. an auxiliary device; 51. a positioning ring; 52. a control handle; 53. a rotating rod; 54. a threaded rod; 55. a clamping block; 56. a groove.

Detailed Description

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a but drive gear of location chain, includes gear body 1, chain body 2, transmission shaft 3 and stop device 4, and chain body 2 is located one side setting of gear body 1, and chain body 2 is articulated with gear body 1, and transmission shaft 3 is located one side setting of gear body 1, and stop device 4 sets up on the surface of gear body 1, and one side that gear body 1 is close to transmission shaft 3 is provided with auxiliary device 5.

The specific arrangement and function of the limiting device 4 and the auxiliary device 5 will be described in detail below.

In this embodiment: the stop device 4 includes the rolling disc 41, the rolling disc 41 rotates with one side surface of gear body 1 to be connected, a plurality of concave grooves have been seted up on the surface of rolling disc 41, the inner wall fixedly connected with dead lever 44 in concave groove, the surface rotation of dead lever 44 is connected with rotation axis 42, rotation axis 42's surface rotation is connected with positioning cylinder 43, through rotating rotation axis 42 and positioning cylinder 43, fix a position chain body 2 through positioning cylinder 43, when having reduced the chain and being in gear rapid motion, receive the condition that becomes flexible and lead to droing easily.

Specifically, the surface sliding connection of dead lever 44 has spacing ring 46, and spacing ring 46 forms through ring and cylindrical pole combination, and two circular holes have been seted up on the one side surface of rotation axis 42, and spacing ring 46 and the inner wall joint in circular hole can fix a position rotation axis 42 and positioning tube 43 through spacing ring 46 cooperation circular hole, improves the positioning effect of positioning tube 43 to the chain.

Specifically, the surface of the fixed rod 44 is sleeved with a first spring 45, and two ends of the first spring 45 are fixedly connected with the limiting ring 46 and the inner wall of the concave groove on the surface of the rotating disc 41 respectively.

In this embodiment: by arranging the first spring 45, the limiting ring 46 is convenient to control to reset, and meanwhile, the binding effect of the limiting ring 46 is improved.

Specifically, a push rod 47 is fixedly connected to one side surface of the limiting ring 46, the push rod 47 is in a cylindrical shape, and the positioning ring 51 is convenient to control to move and adjust by arranging the push rod 47.

In this embodiment: the auxiliary device 5 comprises a positioning ring 51, the positioning ring 51 is fixedly connected with the surface of the gear body 1, two grooves 56 are formed in the surface of the transmission shaft 3, the positioning ring 51 is inserted into the inner walls of the grooves 56, sliding holes are formed in the surface of the positioning ring 51, clamping blocks 55 are slidably connected to the inner walls of the sliding holes, a plurality of jacks are formed in the inner walls of the grooves 56, and the clamping blocks 55 are connected with the inner walls of the jacks in a clamping mode.

In this embodiment: the gear can be positioned by matching the clamping block 55 with the insertion hole in the inner wall of the groove 56, so that the auxiliary gear is convenient to assemble.

Specifically, two circular holes have been seted up on the surface of holding ring 51, and the inner wall rotation in circular hole is connected with rotary rod 53, and the one end fixedly connected with threaded rod 54 of rotary rod 53, and the screw hole has been seted up on the surface of fixture block 55, threaded rod 54 and screw hole threaded connection, through rotary rod 53 cooperation threaded rod 54, can control fixture block 55 to remove the regulation, conveniently assemble.

Specifically, one end of the rotating rod 53 is fixedly connected with a control handle 52, and the control handle 52 is formed by combining a disc and two protruding blocks.

In this embodiment: by providing the control handle 52, the rotation shaft 42 and the threaded rod 54 are conveniently controlled to rotate, and adjustment is convenient.

Working principle: through gear body 1 and drive chain body 2 and carry out the transmission, through setting up stop device 4, when equipment is used to needs, promote push rod 47 and spacing ring 46, first spring 45 atress deformation produces elasticity, spacing ring 46 loses the constraint to pivot 42 surface round hole, pivot 42 and positioning tube 43 in dead lever 44, when positioning tube 43 and chain body 2 surface contact, loosen push rod 47, first spring 45 drives spacing ring 46 and inserts and establish in pivot 42 surface round hole, can accomplish the use, through setting up stop device, be convenient for fix a position the chain on the gear, can effectually reduced the chain and appear not hard up phenomenon that leads to droing on the gear, the condition that the chain drops and influences the drive gear and carry out the transmission, and then the holistic stability of equipment has been improved, when equipment is needed to assemble by setting up auxiliary device 5, rotate control handle 52 drive rotary rod 53 and threaded rod 54 and rotate, threaded rod 54 drive fixture block 55 and move, fixture block 55 is inserted in the jack of recess 56 inner wall, the completion is assembled, the equipment is convenient for carry out in the time of equipment is convenient for use, the whole equipment has been used to have been further improved to the trouble condition when equipment is needed to set up, equipment is convenient for use, and the whole equipment has been used to have improved.

Claims

1. The utility model provides a but drive gear of location chain, includes gear body (1), chain body (2), transmission shaft (3) and stop device (4), its characterized in that: the chain body (2) is located one side setting of gear body (1), the chain body (2) is articulated with gear body (1), transmission shaft (3) are located one side setting of gear body (1), stop device (4) set up on the surface of gear body (1), stop device (4) are including rolling disc (41), rolling disc (41) are connected with one side surface rotation of gear body (1), a plurality of concave grooves have been seted up on the surface of rolling disc (41), the inner wall fixedly connected with dead lever (44) in concave groove, the surface rotation of dead lever (44) is connected with rotation axis (42), the surface rotation of rotation axis (42) is connected with positioning cylinder (43).

2. A chain positionable drive gear according to claim 1 and wherein: the surface sliding connection of dead lever (44) has spacing ring (46), spacing ring (46) are formed through ring and cylindrical pole combination, two circular holes have been seted up on the one side surface of rotation axis (42), spacing ring (46) and the inner wall joint in circular hole.

3. A chain positionable drive gear according to claim 2 and wherein: the surface of the fixed rod (44) is sleeved with a first spring (45), and two ends of the first spring (45) are fixedly connected with the limiting ring (46) and the inner wall of the concave groove on the surface of the rotating disc (41) respectively.

4. A chain positionable drive gear according to claim 2 and wherein: one side surface of the limiting ring (46) is fixedly connected with a push rod (47), and the push rod (47) is in a cylindrical arrangement.

5. A chain positionable drive gear according to claim 1 and wherein: one side that gear body (1) is close to transmission shaft (3) is provided with auxiliary device (5), auxiliary device (5) are including holding ring (51), holding ring (51) are connected with the fixed surface of gear body (1), two recess (56) have been seted up on the surface of transmission shaft (3), the inner wall grafting of holding ring (51) and recess (56), the slide hole has been seted up on the surface of holding ring (51), the inner wall sliding connection of slide hole has fixture block (55), a plurality of jacks have been seted up to the inner wall of recess (56), the inner wall joint of fixture block (55) and jack.

6. A chain positionable drive gear according to claim 5 and wherein: two circular holes are formed in the surface of the positioning ring (51), a rotating rod (53) is connected to the inner wall of each circular hole in a rotating mode, a threaded rod (54) is fixedly connected to one end of each rotating rod (53), a threaded hole is formed in the surface of the clamping block (55), and the threaded rod (54) is in threaded connection with the threaded hole.

7. A chain positionable drive gear according to claim 6 and wherein: one end of the rotary rod (53) is fixedly connected with a control handle (52), and the control handle (52) is formed by combining a disc and two convex blocks.