CN214081201U

CN214081201U - Quick release device for transmission chain of drying machine

Info

Publication number: CN214081201U
Application number: CN202022958991.8U
Authority: CN
Inventors: 刘夫强; 刘云龙
Original assignee: HUBEI BEIXIN BUILDING MATERIAL CO Ltd
Current assignee: HUBEI BEIXIN BUILDING MATERIAL CO Ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-08-31
Anticipated expiration: 2030-12-09

Abstract

The utility model discloses a quick release device for a transmission chain of a dryer, which comprises a transition roller, wherein one end of the transition roller is fixedly provided with a main transmission chain wheel, the other end of the transition roller is movably sleeved with a driven chain wheel, a fixed wheel is arranged between the main transmission chain wheel and the driven chain wheel, and the fixed wheel is used for clamping the driven chain wheel and driving the driven chain wheel to synchronously rotate with the transition roller; the other end fixedly connected with slip bush axle that transition roller was kept away from to driven sprocket, and driven sprocket is rotatory around the slip bush axle activity under the drive of tight pulley, and the tip that the transition roller is close to driven sprocket is equipped with the fixing base, and Y type shifting fork pole fixed connection is epaxial at the slip bush, and the pole body of Y type shifting fork pole articulates on the fixing base, and Y type shifting fork pole rotates around the fixing base and drives the slip bush axle and be axial horizontal migration. The utility model discloses a tight pulley and the separable design of driven sprocket realize that main drive sprocket keeps the operation, and driven sprocket keeps static to throw off certain section transition roller chain fast, maintenance personal convenient and fast maintenance trouble.

Description

Quick release device for transmission chain of drying machine

Technical Field

The utility model relates to the technical field of mechanical device, concretely relates to swift disengaging gear of desiccator drive chain.

Background

In a paper-surface gypsum board production enterprise, drying and conveying gypsum boards are an important link in the production process, a dryer of a special gypsum board drying device is used in a gypsum board production factory, chain transmission is required in the conveying process, the transmission from the inlet to the outlet of the gypsum boards is a chain, the chain can be worn or even broken after long-time running, the chain has great potential safety hazard, once a fault occurs, the equipment is shut down, the transmission chain of the fault layer needs to be shut down for maintenance, and the maintenance method of shutting down the fault layer has the following defects;

1. if the gypsum boards completely pass through the damaged conveying section and are maintained, long-time shutdown can be caused, a large amount of time is wasted, and the production cost is increased; if the gypsum board is stopped for direct maintenance, the large batch of gypsum boards are over-fired due to the stopping of conveying, so that unqualified products are generated;

2. the drive chain of the adjacent layer must also be stopped during maintenance, otherwise a safety hazard would arise, but this would result in further production losses.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a swift disengaging device of desiccator drive chain to thereby the chain among the solution prior art drying-machine can not swiftly throw off the problem that influences production efficiency.

In order to solve the above technical problem, the utility model particularly provides the following technical scheme:

the utility model provides a swift disengaging device of desiccator drive chain, includes the stoving conveying chain that multistage end to end concatenated, and is a plurality of stoving conveying chain is equal autonomous working respectively, and two adjacent connect through the swift disengaging mechanism of chain between the end to end concatenation position of stoving conveying chain.

As a preferable scheme of the invention, the chain quick release mechanism comprises a transition roller arranged at the end-to-end serial connection position of two adjacent drying conveying chains, and a driven part and a driving part arranged on the transition roller, wherein the two adjacent drying conveying chains are respectively sleeved on the driven part and the driving part, and the driving part and the driven part are arranged on the same transition roller to realize synchronous and same-direction rotation of the two adjacent drying conveying chains.

As a preferable scheme of the present invention, the driving part includes a driving side fixed sprocket and a fixed wheel mounted on the transition roller, and the drying conveyor chain is driven by the driving side fixed sprocket and the fixed wheel to rotate directionally.

As a preferable mode of the present invention, the driven part includes a driven-side movable sprocket movably mounted on the transition roller, and the fixed wheel is mounted between the driven-side movable sprocket and the driving-side fixed sprocket, and the fixed wheel is configured to engage with the driven-side movable sprocket and drive the driven-side movable sprocket and the transition roller to rotate synchronously.

As a preferable scheme of the invention, a sliding sleeve shaft is movably sleeved on the transition roller, and the driven-side movable chain wheel is clamped with the fixed wheel and is driven by the fixed wheel to movably rotate around the sliding sleeve shaft.

As a preferable scheme of the invention, a fixed seat is arranged at the end part of the transition roller close to the driven sprocket, two forking heads of the Y-shaped shifting fork rod are respectively and fixedly connected to the up-and-down symmetrical positions of the sliding sleeve shaft through bolts, a rod body of the Y-shaped shifting fork rod is hinged on the fixed seat, the Y-shaped shifting fork rod rotates around the fixed seat and drives the sliding sleeve shaft and the driven side movable sprocket to integrally move horizontally along the transition roller in the axial direction, and the driven side movable sprocket is separated from and attached to the fixed wheel under the driving of the Y-shaped shifting fork rod.

In a preferred embodiment of the present invention, the sliding surface of the driven-side movable sprocket faces the sliding surface of the fixed pulley, and the driven-side movable sprocket and the fixed pulley are brought into close contact with each other to form a single unit.

Compared with the prior art, the utility model following beneficial effect has:

the utility model discloses an utilize to pull out fork control driven sprocket and be axial horizontal motion, thereby control driven sprocket and main drive sprocket's motion relation, when the chain needs the maintenance, pull out fork control driven sprocket and keep away from the tight pulley, can reach main drive sprocket and keep the running state, driven sprocket breaks away from main drive speed, keep quiescent condition, thereby throw off certain section transition roller chain fast, realize that maintenance personal convenient and fast maintains the chain trouble of transition roller rear end, after the maintenance, the chain also can drop into use fast, do not influence the operation of whole desiccator, the rate of opening of equipment has been ensured, and the work efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

Fig. 1 is a schematic structural view of a quick release device for a transmission chain according to an embodiment of the present invention.

The reference numerals in the drawings denote the following, respectively:

1-drying the conveying chain; 2-a chain quick release mechanism; 3-fixing the base; 4-Y-shaped shifting fork rod;

21-a transition roll; 22-a driven part; 23-an active part;

221-driven side loose gear; 222-a sliding sleeve shaft;

231 a drive side fixed sprocket; 232-a fixed wheel;

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.

As shown in fig. 1, a swift disengaging device of desiccator drive chain, the Y type has been added and has been pulled out the position relation that fork arm comes control driven sprocket and main drive sprocket, and be detachable driven sprocket and tight pulley design, the motion form that is close to, thereby control driven sprocket and main drive sprocket's motion relation, when the chain needs the maintenance, can reach main drive sprocket and keep the running state, driven sprocket breaks away from main drive speed, keep quiescent condition, thereby throw off certain section transition roller chain fast, realize that maintenance personal convenient and fast maintains the chain trouble of transition roller rear end, do not influence the motion of other section chains, reduce cost of maintenance, simultaneously, and the production efficiency is improved.

The drying and conveying device comprises a plurality of stages of drying and conveying chains 1 which are connected end to end in series, wherein the drying and conveying chains 1 respectively and independently work, and the end to end serial positions of two adjacent drying and conveying chains 1 are connected through a chain quick release mechanism 2;

it should be added that: the chain quick release mechanism 2 is respectively provided with a main power for driving one drying and conveying chain 1 to rotate and a driven power for driving the other drying and conveying chain 1 to rotate, and the chain quick release mechanism 2 regulates and controls the drying and conveying chain 1 driven by the main power to pause and ensures the normal transmission work of the drying and conveying chain 1 driven by the main power by utilizing a clutch chain release principle.

And the chain quick release mechanism 2 is provided with an automatic suction unit which automatically positions the reset position of the driven force.

Consequently this embodiment divides into a plurality of independence and the transport chain subelement that concatenates each other with whole gypsum board drying transfer chain, consequently can be independently to the maintenance of the transport chain subelement outage of trouble to do not influence the operation of whole desiccator, ensured the turn-on rate of equipment, improved work efficiency.

The chain quick release mechanism 2 comprises a transition roller 21 arranged at the end-to-end serial connection position of two adjacent drying conveying chains 1, a driven part 22 and a driving part 23 arranged on the transition roller 21, the two adjacent drying conveying chains 1 are respectively sleeved on the driven part 22 and the driving part 23, and the driving part 23 and the driven part 22 rotate synchronously and in the same direction by being arranged on the same transition roller 21 to realize the synchronous and same-direction rotation of the two adjacent drying conveying chains 1.

It should be noted that the driven movable sprocket 221 moves outward along the transition roller 21 by an external force to disengage from the fixed pulley 232, and stops the rotation of the drying conveyor chain 1 for maintenance.

The driving part 23 comprises a driving side fixed sprocket 231 and a fixed wheel 232 which are arranged on the transition roller 21, and the drying and conveying chain 1 is driven by the driving side fixed sprocket 231 and the fixed wheel 232 to rotate directionally;

the driven part 22 comprises a driven side movable chain wheel 221 movably mounted on the transition roller 21, a fixed wheel 232 is mounted between the driven side movable chain wheel 221 and the driving side fixed chain wheel 231, and the fixed wheel 232 is used for clamping the driven side movable chain wheel 221 and driving the driven side movable chain wheel 221 to synchronously rotate with the transition roller 21;

the upper movable sleeve is sleeved with a sliding sleeve shaft 222, the driven side movable chain wheel 221 is movably sleeved on the sliding sleeve shaft 222 and freely rotates around the sliding sleeve shaft 222, the driven side movable chain wheel 221 freely rotates around the sliding sleeve shaft 222 when the driven side movable chain wheel 221 is clamped with the fixed wheel 232, the sliding sleeve shaft 222 is pulled outwards along the transition roller 21 to indirectly separate the driven side movable chain wheel 221 from the fixed wheel 232, and the driven side movable chain wheel 221 is kept in a static state after being separated from the fixed wheel 232.

The conveying chain small unit driven by the main power in the embodiment has a problem, needs to be stopped for maintenance, and then the conveying belt is stopped for maintenance, and the subsequent conveying belt continues to keep conveying work on gypsum boards, so that long-time maintenance caused by stopping work of a large batch of conveying lines is avoided, the phenomenon that the gypsum boards are over-fired due to stopping is reduced, and the operation safety is improved.

And after the maintenance is successful, promote driven side movable sprocket 221 and fixed pulley 232 and press close to the block, then start this carry the drive power of the little unit of chain after, driven side movable sprocket 221 is synchronous revolution under the drive of fixed pulley 232, at this moment, driven side movable sprocket 221 is rotatory around the surface of sliding sleeve axle 222 to do not influence the operation of whole desiccator, ensured the rate of opening of equipment, improved work efficiency.

The position that is close to transition roller 21 is equipped with fixing base 3, it has Y type declutch shift lever 223 to articulate on fixing base 3, and the straight pole section of Y type declutch shift lever 223 is around fixing base 3 free rotation, two branch forks of Y type declutch shift lever 223 articulate respectively in the longitudinal symmetry position of sliding sleeve axle 222, promote Y type declutch shift lever 223 so that sliding sleeve axle 222 and driven side movable chain wheel 221 are whole to be axial horizontal migration along transition roller 1, and driven side movable chain wheel 221 breaks away from with fixed pulley 232 under the drive of Y type declutch shift lever 223 and is connected with the block.

It should be added that two forking heads of the Y-shaped shifting fork rod 4 are fixedly connected with the sliding sleeve shaft 222 through bolts, and the fixed connection prevents the Y-shaped shifting fork rod 4 from slipping off the driven side movable chain wheel 221, so that the Y-shaped shifting fork rod 4 cannot drive the sliding sleeve shaft 222 to move, and the fixed connection also reduces the friction of the connection part, and prolongs the service life of the Y-shaped shifting fork rod 4.

The connection mode of the fixed seat and the rod body of the Y-shaped shifting fork rod 4 is hinged, and the Y-shaped shifting fork rod 4 drives the sliding sleeve shaft 222 to axially and horizontally move under the control power until the driven side movable chain wheel 221 is separated from the fixed wheel 232, and then the sliding sleeve shaft 222 and the driven side movable chain wheel 221 are kept static.

When the dryer conveying chain breaks down, in time throw off the chain of dryer main drive with the transition roller chain, the fixed sprocket 231 in driving side on the transition roller 21 keeps the running state promptly, driven side movable sprocket 221 on the sliding sleeve axle 222 breaks away from main drive speed, keeps quiescent condition, in this embodiment, adopts Y type to pull out fork pole 4 control driven side movable sprocket 221's position, the motion through Y type pulls out fork pole 4 makes driven side movable sprocket 221 be axial horizontal migration along sliding sleeve axle 222 direction.

When the chain at the rear end of the transition roller 21 fails and needs to be maintained, the Y-shaped shifting fork rod 6 drives the driven side movable chain wheel 221 to move towards the direction away from the fixed wheel 232, the driven side movable chain wheel 221 axially and horizontally moves on the sliding sleeve shaft 222 away from the fixed wheel 232, so that the sliding cut surface of the transmission chain wheel 3 is separated from the sliding cut surface of the fixed wheel 232, the driven chain on the driven side movable chain wheel 221 is separated from the main transmission speed to keep a static state, and maintenance personnel can further maintain and process the chain failure at the rear end of the transition roller 21.

After the maintenance is completed, the Y-shaped shifting fork rod 6 is moved to the direction close to the fixed wheel 232, the driven side movable chain wheel 221 makes the axial horizontal movement close to the fixed wheel 232 along the sliding sleeve shaft 222, when the two sliding surfaces of the driven side movable chain wheel 221 and the fixed wheel 232 are attached, the chain on the driven side movable chain wheel 221 runs along with the speed of the driving side fixed chain wheel 231, and then the whole dryer returns to the normal working state.

The above embodiments are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present application and such modifications and equivalents should also be considered to be within the scope of the present application.

Claims

1. The quick release device for the transmission chains of the drying machine is characterized by comprising a plurality of drying conveying chains (1) which are connected end to end in series, wherein the drying conveying chains (1) respectively and independently work, and the end to end serial positions of two adjacent drying conveying chains (1) are connected through a chain quick release mechanism (2);

the chain quick release mechanism (2) comprises a transition roller (21) arranged at the end-to-end serial connection position of two adjacent drying conveying chains (1), a driven part (22) and a driving part (23) arranged on the transition roller (21), and the two adjacent drying conveying chains (1) are respectively sleeved on the driven part (22) and the driving part (23);

the driving part (23) comprises a driving side fixed chain wheel (231) and a fixed wheel (232) which are arranged on the transition roller (21), and the drying conveying chain (1) is driven by the driving side fixed chain wheel (231) and the fixed wheel (232) to rotate directionally;

driven portion (22) are including movable mounting driven side movable chain wheel (221) on transition roller (21), just tight pulley (232) are installed driven side movable chain wheel (221) with between drive side fixed chain wheel (231), tight pulley (232) are used for the block driven side movable chain wheel (221) and drive driven side movable chain wheel (221) with transition roller (21) synchronous revolution.

2. Dryer drive chain quick release according to claim 1, characterized in that the driving part (23) and the driven part (22) are mounted on the same transition roller (21) to achieve a synchronous co-rotation of two adjacent drying conveyor chains (1).

3. The quick release device for the transmission chain of the dryer as claimed in claim 1, wherein the transition roller (21) is movably sleeved with a sliding sleeve shaft (222), and the driven side movable chain wheel (221) is clamped with the fixed wheel (232) and is driven by the fixed wheel (232) to movably rotate around the sliding sleeve shaft (222).

4. The quick release device for the transmission chain of the dryer according to claim 3, wherein a fixed seat (3) is arranged at the end of the transition roller (21) close to the movable chain wheel (221) at the driven side, two forking heads of a Y-shaped shifting fork rod (4) are respectively and fixedly connected to the vertically symmetrical positions of the sliding sleeve shaft (222) through bolts, the rod body of the Y-shaped shifting fork rod (4) is hinged on the fixed seat (3), and the Y-shaped shifting fork rod (4) rotates around the fixed seat (3) and drives the sliding sleeve shaft (222) and the movable chain wheel (221) at the driven side to integrally move horizontally along the transition roller (21) in the axial direction.

5. The quick release device of the dryer transmission chain as claimed in claim 3, wherein the sliding tangent surface of the driven side movable chain wheel (221) faces the sliding tangent surface of the fixed wheel (232), and the driven side movable chain wheel (221) and the fixed wheel (232) are attached to form a whole.