CN212536559U

CN212536559U - Roller chain turn-up device

Info

Publication number: CN212536559U
Application number: CN202021253823.2U
Authority: CN
Inventors: 蒋俊美; 毕永光; 蒋阿生; 蒋俊波
Original assignee: Liyang Extra Strong Chains Manufacturing Co ltd
Current assignee: Liyang Extra Strong Chains Manufacturing Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-02-12
Anticipated expiration: 2030-07-01

Abstract

The utility model discloses a roller chain turn-up device, relating to the field of chain turn-up, comprising a machine body, wherein an external adjusting mechanism is arranged on one side of the front surface of the machine body; the external adjusting mechanism comprises a connecting plate A, a spring is fixedly arranged at the center of the side face of the connecting plate A, a connecting plate B is fixedly arranged at the end part of the spring, a back plate is fixedly arranged on one side, away from the spring, of the connecting plate B, a rotating shaft A is movably and nestedly arranged at the center of the front face of the back plate through a bearing, and a chain wheel A is fixedly connected to the outer end part of the rotating shaft A. The utility model discloses compare in prior art and directly install the mode on sprocket B with sprocket A, can effectively avoid the roller chain to take place skew condition in the motion process, compare the same type device in prior art simultaneously, it is also more convenient when installing the roller chain in sprocket A, sprocket B and sprocket C outside, the in-service use effect is better.

Description

Roller chain turn-up device

Technical Field

The utility model relates to a chain turn-up field, in particular to roller chain turn-up device.

Background

The rotation of carousel is driven by the speed reducer among the numerical control steel reinforcement cage seam welder to carry out the transmission through the roller chain, in order to solve the not hard up condition of in-process of the roller chain that is used for carrying on the carousel transmission for a long time using, when carrying out the assembly of numerical control steel reinforcement cage seam welder carousel among the prior art, can set up the turn-up device to the roller chain, it utilizes the third sprocket that can remove to support the roller chain, and then make the roller chain continuously be in the tensioning state, and then solve above-mentioned problem.

However, the above-mentioned turn-up device for the roller chain still has some disadvantages in actual use, for example, the third sprocket position is set unreasonable, when the roller chain at the third sprocket contacts with the first sprocket, the roller chain at the third sprocket is pressed back, the roller chains at both sides of the third sprocket are in a loose state, and along with the high-speed rotation of the second sprocket, the deviation is easy to occur, and then the later stage drop is caused, and it is inconvenient when assembling the roller chain to a plurality of sprockets.

Therefore, it is necessary to invent a roller chain turn-up device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a roller chain turn-up device, it is unreasonable to solve the third sprocket position setting that proposes in the above-mentioned background art, when the roller chain of third sprocket department contacts with first sprocket, the roller chain of third sprocket department is pressed back, the roller chain of third sprocket both sides all is in comparatively lax state this moment, along with the high-speed rotation of second sprocket, skew condition appears very easily, and then lead to droing in later stage, it is assembling roller chain to a plurality of sprockets when simultaneously, also comparatively inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: a roller chain turn-up device comprises a machine body, wherein an external adjusting mechanism is arranged on one side of the front surface of the machine body;

the external adjusting mechanism comprises a connecting plate A, a spring is fixedly arranged at the center of the side surface of the connecting plate A, a connecting plate B is fixedly arranged at the end part of the spring, a back plate is fixedly arranged at one side of the connecting plate B far away from the spring, a rotating shaft A is movably nested at the center of the front surface of the back plate through a bearing, and a chain wheel A is fixedly sleeved and connected at the end part of the outer side of the rotating shaft A;

the top of the side face of the connecting plate A and the bottom of the side face are fixedly provided with positioning sleeves in a penetrating mode, and guide rods are arranged on the inner sides of the positioning sleeves in a sliding mode.

Preferably, one end of the guide rod is fixedly connected with the connecting plate B, and the other end of the guide rod is fixedly provided with a limiting block.

Preferably, the outer side of the spring is sleeved with a corrugated pipe, and two ends of the corrugated pipe are fixedly connected with the connecting plate A and the connecting plate B respectively.

Preferably, one side that connecting plate A top is close to the organism and one side that connecting plate A bottom is close to the organism all fixedly are provided with the mounting panel, the mounting panel openly runs through and is provided with the installation screw, the installation screw inboard is provided with the hex bolts, the installation screw passes through the hex bolts and can dismantle with the organism and be connected.

Preferably, one side of the front surface of the machine body, which is far away from the external adjusting mechanism, is in transmission connection with a rotating shaft B, and a chain wheel B is fixedly sleeved on the outer side of the rotating shaft B.

Preferably, sprocket B one side is provided with rotation axis C, rotation axis C is connected with the organism transmission, and rotation axis C is located external adjustment mechanism bottom, the fixed cover in rotation axis C outside is provided with sprocket C, sprocket A, sprocket B and sprocket C outside transmission are cup jointed and are provided with the roller chain.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a be provided with external adjustment mechanism to in the utilization spring in external adjustment mechanism cooperatees with sprocket A, the roller chain strip of continuation is tensioned, compare in the prior art directly install sprocket A on sprocket B, can effectively avoid the roller chain to take place the skew condition in the motion process, compare in the prior art in the same type device simultaneously, it is also more convenient when installing the roller chain in sprocket A, sprocket B and sprocket C outside, the actual result of use is better;

2. the utility model discloses a be provided with the bellows to utilize the bellows cover to establish in the spring outside, and then protect the spring, avoid taking place because of the exposed condition that the spring life that leads to shortens outside, effectively prolonged the life of spring.

Drawings

Fig. 1 is a schematic view of the overall front view structure of the present invention.

Fig. 2 is a schematic view of the external adjusting mechanism of the present invention.

Fig. 3 is a schematic side view of the connection board a and the connection board B of the present invention.

In the figure: 1. a body; 2. an external adjusting mechanism; 3. a connecting plate A; 4. a spring; 5. a connecting plate B; 6. a back plate; 7. a rotation axis A; 8. a chain wheel A; 9. a positioning sleeve; 10. a guide bar; 11. a limiting block; 12. a bellows; 13. mounting a plate; 14. mounting a screw hole; 15. a rotation axis B; 16. a sprocket B; 17. a rotation axis C; 18. a sprocket C; 19. a roller chain.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a roller chain turn-up device as shown in fig. 1-3, as shown in fig. 1 and 2, including organism 1, organism 1 openly one side sets up external adjustment mechanism 2.

Meanwhile, the external adjusting mechanism 2 comprises a connecting plate A3, a spring 4 is fixedly arranged at the center of the side face of the connecting plate A3, the end of the spring 4 is fixedly provided with a connecting plate B5, one side, far away from the spring 4, of the connecting plate B5 is fixedly provided with a back plate 6, the center of the front face of the back plate 6 is movably nested with a rotating shaft A7 through a bearing, and the end of the outer side of the rotating shaft A7 is fixedly sleeved with a chain wheel A8.

It should be further noted that, one side of the front of the machine body 1, which is far away from the external adjustment mechanism 2, is in transmission connection with a rotating shaft B15, the outer side of the rotating shaft B15 is fixedly sleeved with a chain wheel B16, one side of the chain wheel B16 is provided with a rotating shaft C17, the rotating shaft C17 is in transmission connection with the machine body 1, the rotating shaft C17 is located at the bottom of the external adjustment mechanism 2, the outer side of the rotating shaft C17 is fixedly sleeved with a chain wheel C18, the outer sides of the chain wheel a8, the chain wheel B16 and the.

As shown in fig. 2, connecting plate a3 side top all is fixed to run through with side bottom and sets up position sleeve 9, the inboard slip of position sleeve 9 sets up guide bar 10, guide bar 10 one end and connecting plate B5 fixed connection, guide bar 10 other end is fixed to be set up stopper 11, so that move to the left or move to the right in-process at connecting plate B5, guide bar 10 slides at stopper 11 inboard, guide bar 10 cooperatees with stopper 11 this moment, lead the direction of motion of connecting plate B5, and then make connecting plate B5 can move left or right along the straight line.

More specifically, the bellows 12 is sleeved and arranged on the outer side of the spring 4, and the two ends of the bellows 12 are fixedly connected with the connecting plate A3 and the connecting plate B5 respectively, so that the bellows 12 is covered on the outer side of the spring 4, the spring 4 is protected, the situation that the service life of the spring 4 is shortened due to exposure is avoided, and the service life of the spring 4 is effectively prolonged.

As shown in fig. 3, referring to fig. 2, the mounting plate 13 is fixedly disposed on both the side of the top of the connecting plate A3 close to the machine body 1 and the side of the bottom of the connecting plate A3 close to the machine body 1, the mounting plate 13 is provided with a mounting screw hole 14 in a front penetrating manner, a hexagon bolt is disposed on the inner side of the mounting screw hole 14, and the mounting screw hole 14 is detachably connected with the machine body 1 through the hexagon bolt.

The utility model discloses the theory of operation:

when the roller chain 19 needs to be assembled on the outer sides of the chain wheel A8, the chain wheel B16 and the chain wheel C18, the roller chain 19 can be firstly sleeved on the outer sides of the chain wheel B16 and the chain wheel C18, then the connecting plate B5 is shifted to the left, so that the chain wheel A8 moves to the left, at the moment, the roller chain 19 is sleeved on the outer side of the chain wheel A8, shifting of the connecting plate B5 is stopped, under the pulling of the spring 4, the connecting plate B5 drives the chain wheel A8 to reset, at the moment, the chain wheel A8, the chain wheel B16 and the chain wheel C18 are matched to tension the roller chain 19, at the moment, the spring 4 is in an extension state, and when the chain wheel C18 rotates, the chain wheel C18 drives the chain wheel B58;

with the prolonging of the service time, when the roller chain 19 loosens, the binding force of the roller chain 19 to the chain wheel A8 is reduced, the spring 4 is gradually shortened, the chain wheel A8 on the front surface of the back plate 6 is driven to move in the direction away from the chain wheel B16 through the connecting plate B5, and the roller chain 19 is tensioned again;

in the process of moving the connecting plate B5 to the left or to the right, the guide rod 10 slides inside the limit block 11, and at this time, the guide rod 10 is matched with the limit block 11 to guide the moving direction of the connecting plate B5, so that the connecting plate B5 can move to the left or to the right along a straight line.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a roller chain turn-up device which characterized in that: the device comprises a machine body (1), wherein an external adjusting mechanism (2) is arranged on one side of the front surface of the machine body (1);

the external adjusting mechanism (2) comprises a connecting plate A (3), a spring (4) is fixedly arranged at the center of the side face of the connecting plate A (3), a connecting plate B (5) is fixedly arranged at the end part of the spring (4), a back plate (6) is fixedly arranged at one side, away from the spring (4), of the connecting plate B (5), a rotating shaft A (7) is movably nested at the center of the front face of the back plate (6) through a bearing, and a chain wheel A (8) is fixedly sleeved at the end part of the outer side of the rotating shaft A (7);

the top of the side face of the connecting plate A (3) and the bottom of the side face are fixedly provided with positioning sleeves (9) in a penetrating mode, and guide rods (10) are arranged on the inner sides of the positioning sleeves (9) in a sliding mode.

2. The roller chain turn-up device of claim 1, wherein: one end of the guide rod (10) is fixedly connected with the connecting plate B (5), and the other end of the guide rod (10) is fixedly provided with a limiting block (11).

3. The roller chain turn-up device of claim 1, wherein: the corrugated pipe (12) is sleeved on the outer side of the spring (4), and two ends of the corrugated pipe (12) are fixedly connected with the connecting plate A (3) and the connecting plate B (5) respectively.

4. The roller chain turn-up device of claim 1, wherein: one side that connecting plate A (3) top is close to organism (1) and one side that connecting plate A (3) bottom is close to organism (1) all fixedly are provided with mounting panel (13), mounting panel (13) openly run through and are provided with installation screw (14), installation screw (14) inboard is provided with the hex bolts, installation screw (14) can be dismantled with organism (1) through the hex bolts and be connected.

5. The roller chain turn-up device of claim 1, wherein: the front side of the machine body (1) far away from the external adjusting mechanism (2) is in transmission connection with a rotating shaft B (15), and a chain wheel B (16) is fixedly sleeved on the outer side of the rotating shaft B (15).

6. The roller chain turn-up device of claim 5, wherein: sprocket B (16) one side is provided with rotation axis C (17), rotation axis C (17) are connected with organism (1) transmission, and rotation axis C (17) are located external adjustment mechanism (2) bottom, the fixed cover in rotation axis C (17) outside is cup jointed and is provided with sprocket C (18), sprocket A (8), sprocket B (16) and sprocket C (18) outside transmission cup joint are provided with roller chain (19).