CN220114281U

CN220114281U - PVC model preheating roller drive mechanism

Info

Publication number: CN220114281U
Application number: CN202321503833.0U
Authority: CN
Inventors: 李红军
Original assignee: Shaanxi Outai Printing And Packaging Machinery Co ltd
Current assignee: Shaanxi Outai Printing And Packaging Machinery Co ltd
Priority date: 2023-06-14
Filing date: 2023-06-14
Publication date: 2023-12-01
Anticipated expiration: 2033-06-14

Abstract

The utility model discloses a PVC model preheating roller transmission mechanism, which comprises a connecting assembly, wherein a plurality of preheating rollers are arranged on the inner side surface and the outer side surface of the connecting assembly, the preheating rollers are hollow, and a traction roller is further arranged on the top of each preheating roller; an adjusting component is further arranged on the connecting component; the driving motor is connected with the connecting assembly, the connecting assembly is driven by the driving motor and comprises a synchronous belt I, the synchronous belt I is wound on the traction roller and the preheating roller, and the connecting assembly also comprises a synchronous belt II; the original transmission is simplified and optimized by the respective transmission of the two parts, the motor is reduced to be driven by one motor, the production and manufacturing cost is greatly reduced on the premise of ensuring the use requirement, the problems of accumulation, breakage and the like in the prior art are solved, and meanwhile, the tightness of the synchronous belt can be correspondingly adjusted, so that the later replacement is facilitated, and the defect of the flexibility of the existing transmission mechanism is overcome.

Description

PVC model preheating roller drive mechanism

Technical Field

The utility model belongs to the technical field of PVC material processing, and particularly relates to a PVC model preheating roller transmission mechanism.

Background

For PVC type printer, because of the influence of film blowing process, environmental variation, nature of material itself etc., so the actual material film must have the uneven phenomenon of thickness etc., general technology, equipment can adopt the preheating measure, specifically include corona, infrared preheating box, hot-blast convection preheating, preheat function such as roller eliminate material film deformation problem, later get into printing unit after cooling and finalizing the design.

The existing mode for realizing the transmission of the preheating roller is to drive the preheating roller through at least two independent motors, but due to the action of traction tension, the linear difference of motor control causes the problems of tension and speed of material film extension and subsequent control, bad phenomena such as material accumulation and the like can occur, so that great difficulty is brought to control, and the partial tension is also extremely unstable under the action of the preheating roller motor and the traction motor, and the problems of material accumulation, material breakage or material film winding on the roller and the like can often occur.

Disclosure of Invention

The utility model aims to provide a PVC (polyvinyl chloride) type preheating roller transmission mechanism, which solves the problems that the existing preheating roller provided in the background art can cause tension and speed after the extension of a material film and subsequent control after the deformation of the material film is eliminated.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a PVC model preheating roller transmission mechanism, which comprises,

the connecting assembly is provided with a plurality of preheating rollers at the inner side surface and the outer side surface, the preheating rollers are hollow, and the top of the preheating rollers is also provided with a traction roller; an adjusting component is further arranged on the connecting component;

and the driving motor is connected with the connecting assembly and drives the connecting assembly through the driving motor.

Preferably, the connecting assembly comprises a first synchronous belt, the first synchronous belt is wound on the traction roller and the preheating roller, the connecting assembly further comprises a second synchronous belt, and the second synchronous belt is sleeved on the output end of the driving motor and the traction roller.

Preferably, the adjusting component comprises an air cylinder arranged on the outer frame, and a roller is connected to the output end of the air cylinder and is in rolling fit with the synchronous belt II.

Preferably, the gyro wheel includes wheel body and thread bush establishes the spacing ring in the wheel body tip, the inside of wheel body has still run through, the draw-in groove has been seted up at the one end top of connecting axle, be fixed with the cardboard through the bolt on the output of cylinder, this cardboard card go into to the inside of draw-in groove.

Preferably, an inner cylinder is further arranged in the preheating roller, a supporting ring is sleeved outside the inner cylinder, and the outer surface of the supporting ring abuts against the inner wall of the preheating roller.

Preferably, an outer frame is arranged outside the transmission mechanism, and the traction roller and the preheating roller are both arranged inside the outer frame.

Preferably, a rack is formed on the inner wall of the second synchronous belt, and the width of the second synchronous belt is smaller than or equal to the distance between the wheel body and the limiting ring.

Compared with the prior art, the utility model has the beneficial effects that:

through the design of the utility model, the original transmission is simplified and optimized by the respective transmission of the two parts, the motor is reduced to be driven by one motor, the production and manufacturing cost is greatly reduced on the premise of ensuring the use requirement, the problems of accumulation, breakage and the like in the prior art are solved, and meanwhile, the tightness of the synchronous belt can be correspondingly regulated, so that the later replacement is convenient, and the defect of the flexibility of the existing transmission mechanism is overcome.

Drawings

FIG. 1 is a schematic view of the present utility model installed in an outer frame;

FIG. 2 is a schematic diagram of a transmission mechanism according to the present utility model;

FIG. 3 is a front view of the adjustment wheel of the present utility model;

fig. 4 is a cross-sectional view of a preheat roll of the present utility model.

In the figure: 1. an outer frame; 2. a traction roller; 3. a preheating roller; 31. an inner cylinder; 32. a support ring; 4. a driving motor; 5. a synchronous belt I; 6. a cylinder; 7. a roller; 71. a wheel body; 72. a limiting ring; 73. a connecting shaft; 74. a clamping groove; 75. a clamping plate; 8. and a synchronous belt II.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: a PVC model preheating roller transmission mechanism, which comprises,

the connecting assembly is provided with a plurality of preheating rollers 3 on the inner side surface and the outer side surface of the connecting assembly, the preheating rollers 3 are hollow, the top of each preheating roller 3 is also provided with a traction roller 2, preferably the number of the preheating rollers 3 is three, wherein two interiors at the bottom position are filled with hot water, and one preheating roller 3 at the top position and the traction roller 2 are filled with cold water for shaping and cooling, so that deformation of a material film is eliminated; the connecting component is also provided with an adjusting component, and the tightness of the connecting component is adjusted through the adjusting component;

the driving motor 4 is connected with the connecting component, and the connecting component is driven by the driving motor 4 and drives the preheating roller 3 and the traction roller 2, so that the shaping of the material film is realized.

In this embodiment, preferably, the connection assembly includes a first synchronous belt 5, the first synchronous belt 5 is wound on the pull roll 2 and the preheating roll 3, the connection assembly further includes a second synchronous belt 8, the second synchronous belt 8 is sleeved on the output end of the driving motor 4 and the pull roll 2, the driving motor 4 drives the second synchronous belt 8 to rotate, the second synchronous belt 8 drives the pull roll 2 to rotate, and then the pull roll 2 can drive all the preheating rolls 3 through the first synchronous belt 5.

In this embodiment, preferably, the adjusting part includes the cylinder 6 of installing on frame 1, be connected with gyro wheel 7 on the output of cylinder 6, this gyro wheel 7 rolls laminating with hold-in range two 8, when needs are adjusted the rate of tension of hold-in range two 8, the output of cylinder 6 can drive gyro wheel 7 and remove, gyro wheel 7 can take up or loosen hold-in range two 8 this moment, after hold-in range two 8 is taken up, can realize the normal transmission of hold-in range two 8, and hold-in range two 8 is not supported tightly by gyro wheel 7 after, whole hold-in range two 8 is the relaxation state, can conveniently break away from hold-in range two 8.

In this embodiment, preferably, the roller 7 includes a wheel 71 and a stop collar 72 sleeved at the end of the wheel 71, and due to the threaded connection between the wheel 71 and the stop collar 72, the length between the wheel 71 and the stop collar 72 can be adjusted in connection with the synchronous belt two 8, so as to realize the stop clamping of the synchronous belt two 8 with different widths, the inside of the wheel 71 is also penetrated with 78, in use, the wheel 71 rotates around the axis of the connecting shaft 73, a clamping groove 74 with an L-shaped structure is formed at the top of one end of the connecting shaft 73, a clamping plate 75 is fixed at the output end of the air cylinder 6 through a bolt, the clamping plate 75 is clamped into the clamping groove 74 to complete the connection between the air cylinder 6 and the roller 7, and meanwhile, one end of the clamping plate 75 can penetrate out from the end of the connecting shaft 73, so as to realize the clamping connection, and when the later needs to separate, the clamping plate 75 is pushed towards the center direction of the connecting shaft 73, and the whole clamping plate 75 is pulled out from the clamping groove 74.

In this embodiment, preferably, the inner cylinder 31 is further disposed inside the preheating roller 3, so that the volume inside the preheating roller 3 can be reduced, the weight of the whole preheating roller 3 is reduced during the later water injection cooling or heating, the support ring 32 is sleeved outside the inner cylinder 31, and the outer surface of the support ring 32 abuts against the inner wall of the preheating roller 3, so that the inner cylinder 31 is stably supported.

In this embodiment, preferably, the outer frame 1 is disposed outside the transmission mechanism, and the pull roll 2 and the preheating roll 3 are both mounted inside the outer frame 1.

In this embodiment, preferably, the inner wall of the second timing belt 8 is formed with a rack, and the width of the second timing belt 8 is smaller than or equal to the distance between the wheel 71 and the stop collar 72.

Although embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a PVC model pre-heat roller drive mechanism which characterized in that: the transmission mechanism comprises a transmission mechanism, wherein the transmission mechanism comprises a transmission mechanism,

the device comprises a connecting assembly, wherein a plurality of preheating rollers (3) are arranged on the inner side surface and the outer side surface of the connecting assembly, the preheating rollers (3) are hollow, and a traction roller (2) is further arranged at the top of the preheating rollers (3); an adjusting component is further arranged on the connecting component;

and the driving motor (4) is connected with the connecting component, and the connecting component is driven by the driving motor (4).

2. A PVC pattern preheat roll transmission mechanism as in claim 1, wherein: the connecting assembly comprises a synchronous belt I (5), the synchronous belt I (5) is wound on the traction roller (2) and the preheating roller (3), the connecting assembly further comprises a synchronous belt II (8), and the synchronous belt II (8) is sleeved on the output end of the driving motor (4) and the traction roller (2).

3. A PVC pattern preheat roll transmission mechanism as in claim 1, wherein: the adjusting component comprises an air cylinder (6) arranged on the outer frame (1), a roller (7) is connected to the output end of the air cylinder (6), and the roller (7) is in rolling fit with the synchronous belt II (8).

4. A PVC form factor preheat roller transmission according to claim 3, wherein: the roller (7) comprises a roller body (71) and a limiting ring (72) sleeved at the end part of the roller body (71), a clamping groove (74) is formed in the inner part of the roller body (71), a clamping plate (75) is fixed to the output end of the air cylinder (6) through a bolt, and the clamping plate (75) is clamped into the clamping groove (74).

5. A PVC pattern preheat roll transmission mechanism as in claim 1, wherein: the inside of the preheating roller (3) is also provided with an inner cylinder (31), a supporting ring (32) is sleeved outside the inner cylinder (31), and the outer surface of the supporting ring (32) is propped against the inner wall of the preheating roller (3).

6. A PVC form factor preheat roll transmission mechanism as in claim 5 wherein: the outside of drive mechanism is provided with frame (1), traction roller (2), preheat roll (3) are all installed in the inside of frame (1).

7. A PVC form factor preheat roll transmission mechanism as defined in claim 4, wherein: the inner wall of the synchronous belt II (8) is provided with a rack, and the width of the synchronous belt II (8) is smaller than or equal to the interval between the wheel body (71) and the limiting ring (72).