CN214692446U

CN214692446U - Feeding roller interval adjusting device of mask machine

Info

Publication number: CN214692446U
Application number: CN202120473283.7U
Authority: CN
Inventors: 张一为
Original assignee: Jinhua Enjoy & Wonderful Inc
Current assignee: Zhejiang Wandefu Intelligent Technology Co ltd
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-11-12
Anticipated expiration: 2031-03-04

Abstract

The utility model provides a feed roll interval adjusting device of gauze mask machine belongs to gauze mask machine technical field. It has solved the still not enough problem of current gauze mask machine feed roller interval modulation and synchronism. This interval adjusting device includes the roll body that aligns from top to bottom two sets of, one side of roll body is connected with the adjustment slider through first pivot, the opposite side of roll body is connected with the drive slider through the second pivot, this interval adjusting device is still including fixed setting and adjustment stopper and the drive stopper that is in the roll body both sides, the vertical adjustment spacing groove of having seted up on the adjustment stopper, two adjustment sliders go up and down to slide and set up at the adjustment spacing inslot, the adjustment spacing inslot still rotates and is equipped with a two-way lead screw, respectively vertical penetrating set up in positive screw hole and back-threaded hole on two adjustment sliders. Compared with the prior art, the distance adjusting device can synchronously adjust the distance between the upper roller body and the lower roller body, the upper roller body and the lower roller body synchronously rotate in opposite directions under the drive of the same driving element, and the coordination is high.

Description

Feeding roller interval adjusting device of mask machine

Technical Field

The utility model belongs to the technical field of the gauze mask machine, a feed roll interval adjusting device of gauze mask machine is related to.

Background

The mask machine is a machine which manufactures various masks with certain filtering performance by processes of hot pressing, folding and forming, ultrasonic welding, waste material cutting, ear band and nose bridge strip welding and the like of a plurality of layers of non-woven fabrics.

Mask machines have many devices in which it is initially necessary to stack and transport material cloths (nonwoven, cotton gauze, meltblown, etc.) on a material roll. At present, the conveying form of raw material cloth generally adopts two groups of squeezing rollers which are aligned up and down and rotate reversely and synchronously to squeeze and pull the cloth between the squeezing rollers, and in order to process masks with different thicknesses, the thickness and the number of layers of the adopted raw material cloth are different, so the distance between the two squeezing rollers also needs to be adjusted correspondingly, the conventional adjusting method can only adjust the height of one squeezing roller simply, the adjusting range is small, and the two squeezing rollers need to be driven by an independent driving piece, so that excellent synchronism is difficult to achieve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the existing distance adjustment and synchronization of the feed rollers of the mask machine are insufficient, and providing the feed roller distance adjustment device of the mask machine.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a feed roll interval adjusting device of gauze mask machine, includes the roll body that aligns from top to bottom two sets of, its characterized in that: one side of the roller body is connected with an adjusting slide block through a first rotating shaft, the other side of the roller body is connected with a driving slide block through a second rotating shaft, the spacing adjusting device also comprises an adjusting limiting block and a driving limiting block which are fixedly arranged and positioned at two sides of the roller body, an adjusting limiting groove is vertically arranged on the adjusting limiting block, the two adjusting slide blocks are arranged in the adjusting limiting groove in a lifting sliding way, a bidirectional screw rod is also rotatably arranged in the adjusting limiting groove, a positive threaded hole and a negative threaded hole are respectively vertically penetrated on the two adjusting slide blocks, a positive thread and a negative thread are respectively arranged at two sides of the bidirectional screw rod, the positive thread and the positive threaded hole of the bidirectional screw rod are connected in a matching way, the negative thread and the negative threaded hole of the bidirectional screw rod are connected in a matching way, the bidirectional screw rod penetrates through the adjusting limiting block and is externally provided with an adjusting handle, a driven sliding groove is vertically arranged on the driving limiting block, the driving limiting block is arranged in the driven sliding way and can only move in the height direction of the driven sliding groove, a locking part is arranged between the driving limiting block and the driving limiting block, and the two roller bodies are synchronously and reversely driven and rotated by tightening the driving part.

In the above feed roll interval adjusting device of a mask machine, the tightening driving part comprises a driving element, a driving wheel, a driven wheel, a reversing wheel and a tensioning wheel, the driving wheel and the driven wheel belong to the same plane, the parameters of the driving wheel and the driven wheel are consistent, the driving element is arranged in a driving slider arranged above and used for providing driving force for rotating the driving wheel, the driving wheel is fixedly butted with a second rotating shaft where the driving slider is located, the driven wheel is arranged in a driving slider arranged below and is connected with the second rotating shaft where the driving slider is located, the driving wheel is arranged between the driven wheel and the reversing wheel, the tensioning wheel is connected with a driving limiting block through an elastic piece, a belt is basically sleeved on the driven wheel, the reversing wheel and the tensioning wheel, and the outer side of the belt is tightly jointed with the driving wheel.

In the above device for adjusting the distance between the feed rollers of the mask machine, the locking member is a jacking screw rod, the jacking screw rod penetrates through the driving limiting block from the side surface, and the end surface of the jacking screw rod can firmly jack the side surface of the driving sliding block.

Compared with the prior art, the distance adjusting device can synchronously adjust the distance between the upper roller body and the lower roller body, the upper roller body and the lower roller body synchronously rotate in opposite directions under the drive of the same driving element, and the coordination is high.

Drawings

FIG. 1 is a schematic view of a side view of the spacing adjustment device after hiding parts;

FIG. 2 is a schematic view of the other side of the spacing adjustment device after hiding part of the components;

in the figure, 1, a roller body; 2. adjusting the sliding block; 3. driving the slide block; 4. adjusting a limiting block; 5. a driving limiting block; 6. a bidirectional screw rod; 7. adjusting the handle; 8. a drive wheel; 9. a driven wheel; 10. a reversing wheel; 11. a tension wheel; 12. a belt.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figures 1 and 2, the feed roll spacing adjusting device of the mask machine comprises two groups of roll bodies 1 which are aligned up and down, one side of each roll body 1 is connected with an adjusting slide block 2 through a first rotating shaft, the other side of each roll body 1 is connected with a driving slide block 3 through a second rotating shaft, the spacing adjusting device also comprises an adjusting limit block 4 and a driving limit block 5 which are fixedly arranged and positioned at two sides of each roll body 1, an adjusting limit groove is vertically formed on each adjusting limit block, the two adjusting slide blocks 2 are arranged in the adjusting limit grooves in a lifting and sliding manner, a bidirectional screw rod 6 is further rotatably arranged in the adjusting limit grooves, a positive threaded hole and a negative threaded hole are respectively vertically penetrated and formed on the two adjusting slide blocks 2, positive threads and negative threads are respectively arranged at two sides of the bidirectional screw rod 6, the positive threads of the bidirectional screw rod 6 are matched and connected with the positive threaded holes, the negative threads of the bidirectional screw rod 6 are matched and connected with the negative threaded holes, two-way lead screw 6 passes the adjustment stopper and extends and be equipped with adjustment handle 7, and the vertical driven spout of having seted up on drive stopper 5, drive stopper 5 slide set up in driven spout and can only remove on the direction of height of driven spout, are equipped with the retaining member between drive stopper 5 and the drive stopper 5, and two roll bodies 1 tighten the drive part through one and accomplish synchronous reverse drive rotation.

As shown in fig. 2, the tightening driving component includes a driving element, a driving wheel 8, a driven wheel 9, a reversing wheel 10, and a tension wheel 11, the driving wheel 8 and the driven wheel 9 have the same parameters, the driving element is disposed in the driving slider 3 located above and is used for providing the driving force for the driving wheel 8 to rotate, the driving wheel 8 is fixedly butted with the second rotating shaft where the driving slider 3 is located, the driven wheel 9 is disposed below and is connected with the driving slider 3 and is fixedly butted with the second rotating shaft where the driving slider 3 is located, the driving wheel 8 is disposed between the driven wheel 9 and the reversing wheel 10, the tension wheel 11 is connected with the driving stopper 5 through an elastic member, a belt 12 is basically sleeved on the driven wheel 9, the reversing wheel 10, and the tension wheel 11, and the outer side of the belt 12 is tightly fitted with the driving wheel 8.

The locking member is a relatively common object, and is generally a pressing screw, and the pressing screw penetrates through the driving limiting block 5 from the side surface and the end surface of the pressing screw can firmly press the side surface of the driving slider 3, because the technology is common, the design is not further elaborated.

In the process of adjusting the height, firstly, a locking piece between a driving sliding block 3 and a driving limiting block 5 needs to be loosened, then the driving sliding block 3 can only move in the height direction in a driven sliding chute, then an adjusting handle 7 is manually adjusted to enable a bidirectional screw rod 6 to rotate, in the process of rotating the bidirectional screw rod 6, the two adjusting limiting blocks can move reversely due to the positive thread and the negative thread effect respectively arranged on the upper side and the lower side of the bidirectional screw rod, synchronous approaching or synchronous departing is realized, and the gap between the driving wheel 8 and the driven wheel 9 is changed, in the process, the distance between the driving wheel 8 and the driven wheel 9 is changed, but under the action of an elastic piece, a tensioning wheel 11 can always enable a belt 12 to be in a tensioning state, so the belt 12 can always drive the driving wheel 8, the driven wheel 9, a reversing wheel 10 and the tensioning wheel 11 to synchronously rotate, and the driven wheel 9 is attached to the inner end of the belt 12, the driving wheel 8 is attached to the outer end of the belt 12, and the parameters of the driven wheel 9 and the driving wheel 8 are the same, so that the movement of the driving wheel and the driving wheel is just synchronous and reverse, namely, the raw material distribution can be driven to step.

It is to be understood that in the claims, the specification of the present invention, all "including … …" are to be interpreted in an open-ended manner, i.e. in a manner equivalent to "including at least … …", and not in a closed manner, i.e. in a manner not to be interpreted as "including … … only".

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a feed roll interval adjusting device of gauze mask machine, includes roll body (1) that aligns from top to bottom two sets of, its characterized in that: one side of the roller body (1) is connected with an adjusting slide block (2) through a first rotating shaft, the other side of the roller body (1) is connected with a driving slide block (3) through a second rotating shaft, the spacing adjusting device also comprises an adjusting limit block (4) and a driving limit block (5) which are fixedly arranged and positioned at two sides of the roller body (1), an adjusting limit groove is vertically arranged on the adjusting limit block (4), the two adjusting slide blocks (2) are arranged in the adjusting limit groove in a lifting and sliding manner, a bidirectional screw rod (6) is also rotatably arranged in the adjusting limit groove, a positive threaded hole and a negative threaded hole are respectively vertically penetrated and arranged on the two adjusting slide blocks (2), a positive thread and a negative thread are respectively arranged at two sides of the bidirectional screw rod (6), the positive thread and the positive threaded hole of the bidirectional screw rod (6) are connected in a matching manner, the negative thread of the bidirectional screw rod (6) is connected with the negative threaded hole in a matching manner, the bidirectional screw rod (6) passes through the adjusting limit block (4) and is provided with an adjusting handle (7), the vertical driven spout of having seted up on drive stopper (5), drive stopper (5) slide to set up in driven spout and can only remove on the direction of height of driven spout, are equipped with the retaining member between drive stopper (5) and drive stopper (5), and two roll bodies (1) are tightened the driver part through one and are accomplished synchronous reverse drive rotation.

2. The feed roll interval adjusting device of a mask machine according to claim 1, characterized in that: the tightening driving component comprises a driving element, a driving wheel (8), a driven wheel (9), a reversing wheel (10) and a tension wheel (11), the driving wheel (8) and the driven wheel (9) belong to the same plane, the driving element is arranged in a driving sliding block (3) positioned above and used for providing power for the rotation of the driving wheel (8), the driving wheel (8) is fixedly butted with a second rotating shaft where the driving sliding block (3) is positioned, the driven wheel (9) is arranged in a driving sliding block (3) positioned below and is connected with the second rotating shaft where the driving sliding block (3) is positioned, the driving wheel (8) is positioned between the driven wheel (9) and the reversing wheel (10), the tension wheel (11) is connected with a driving limiting block (5) through an elastic piece, the driven wheel (9), the reversing wheel (10) and the tension wheel (11) are basically sleeved with a belt (12), the outer side of the belt (12) is tightly attached to the driving wheel (8).

3. The feed roller distance adjusting device of a mask machine according to claim 1 or 2, characterized in that: the locking piece is a jacking screw which penetrates through the driving limiting block (5) from the side face and the end face of the jacking screw can firmly jack the side face of the driving sliding block (3).