CN209937452U

CN209937452U - Rubber tube core stripper

Info

Publication number: CN209937452U
Application number: CN201920673973.XU
Authority: CN
Inventors: 刘宗伟; 刘燕; 于翀
Original assignee: Qingdao Zhongyi Weiye Machinery Manufacturing Co Ltd
Current assignee: Qingdao Zhongyi Weiye Machinery Manufacturing Co Ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-01-14
Anticipated expiration: 2029-05-13

Abstract

The utility model discloses a rubber tube core stripper, which comprises a frame and an electric control system arranged on the frame, wherein the frame is provided with a core pulling device, a core cutting device and a core blowing device; the core pulling device comprises a first bottom plate, a first air cylinder, a rope clamping device and a conversion support, wherein the first air cylinder, the rope clamping device and the conversion support are arranged on the first bottom plate; the core cutting device comprises a motor and a rotary cutter driven by the motor, and the rotary cutter extends into a gap between the two vertical plates; the core blowing device comprises a second bottom plate and a second cylinder, an inner nozzle and an outer nozzle which are arranged on the second bottom plate, the front end of a piston rod of the second cylinder is connected with the inner nozzle, and a high-pressure water inlet is formed in the inner nozzle.

Description

Rubber tube core stripper

Technical Field

The utility model relates to a rubber tube knockout core machine.

Background

With the development of the automobile industry, rubber tubes with various calibers are arranged on an air inlet and outlet system of an engine of an automobile, and a forming die core is not easy to separate when the rubber tubes with large lengths are manufactured.

The traditional decoring generally adopts the following two ways: firstly, a mold core is made into a split combined structure, and the corrugated sections are separated and withdrawn to complete depoling during depoling. The method has the advantages that the multi-petal mold cores are required to be ejected or pulled out one by one when the cores are taken off, and the work efficiency is low; the mold processing is complex, the cost is high, and the combination is labor-consuming and time-consuming during production.

Secondly, the large-length rubber pipe is manufactured into a two-section or multi-section structure, and then the multi-section rubber pipe is fixedly connected through inserting a steel pipe or a plastic pipe and adding a hoop. The auxiliary core-removing tool in the core-removing mode is easy to crack and damage the inner layer or the pipe body of the rubber pipe, and has low work efficiency, high cost and high product reject ratio due to influence on the appearance.

Therefore, the development and design of the long hose are limited.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a rubber tube knockout core machine to reach and improve knockout core efficiency, save the cost of labor, reduce the purpose of the defective rate of product.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a rubber tube core stripping machine comprises a rack and an electric control system arranged on the rack, wherein a core pulling device, a core cutting device and a core blowing device are arranged on the rack, the core pulling device is movably arranged on the rack, and the core cutting device and the core blowing device are fixed on the rack; the core pulling device comprises a first bottom plate, a first air cylinder, a rope clamping device and a conversion support, wherein the first air cylinder, the rope clamping device and the conversion support are arranged on the first bottom plate; the core cutting device comprises a motor and a rotary cutter driven by the motor, and the rotary cutter extends into a gap between the two vertical plates; the core blowing device comprises a second bottom plate, a second air cylinder, an inner nozzle and an outer nozzle, the second air cylinder, the inner nozzle and the outer nozzle are arranged on the second bottom plate, the front end of a piston rod of the second air cylinder is connected with the inner nozzle, a high-pressure water inlet is formed in the inner nozzle, the outer nozzle is fixed on the second bottom plate through a clamping seat, and center holes of the inner nozzle and the outer nozzle are located on the same horizontal line.

In the scheme, the first base plate is of a multi-folding-edge structure and is arranged on the rack through hinges and baffle plates.

In the scheme, the front side and the rear side of the conversion support are respectively provided with the front guard plate and the rear guard plate.

In a further technical scheme, a front end plate, a rear end plate I and two side plates I are arranged on the bottom plate I in a front-back, left-right mode respectively, the front guard plate is fixed on the front end plate, and the cylinder I is fixed on the rear end plate I.

In the scheme, the front end of the piston rod of the second air cylinder is connected with the inner nozzle through a threaded joint.

In a further technical scheme, a sliding plate is fixed on the threaded connector, and the bottom of the sliding plate is tightly attached to the second bottom plate.

In the scheme, the rear end plate II is arranged on the bottom plate II, the two side plates II are connected between the rear end plate II and the clamping seat, the air cylinder II is fixed on the rear end plate II, and the top plate is arranged between the two side plates II.

In the scheme, the outer nozzle is fixed on the clamping seat through the pressing plate.

In the scheme, the rotary cutter is externally provided with the protective cover.

A rubber tube depoling method adopts the rubber tube depoling machine and comprises the following processes: pushing a rubber tube with a shaft core at the position of a middle hole of the conversion bracket, enabling the shaft core to penetrate through the conversion bracket and be inserted into the middle of the rope clamping device, and then enabling the cylinder to act, enabling the piston rod to move backwards and drawing out the shaft core by one section; the motor drives the rotary cutter to rotate, the core pulling device is pushed to be close to the rotary cutter, the rotary cutter is utilized to cut off the shaft core, at the moment, one end of the rubber tube, which is pulled out of the shaft core, forms a hollow section, then the air cylinder acts, and the piston rod returns to the original position forwards to complete one action;

then the hollow end of the rubber tube is inserted from the outer nozzle and sleeved on the inner nozzle, the cylinder II acts, the piston rod is ejected outwards, the rubber tube is extruded on the outer nozzle, then the inner nozzle is introduced with high-pressure water to blow out the shaft core, then the cylinder II acts, the piston rod retracts, the rubber tube blown out of the shaft core is taken out, and the depoling process is completed.

Through the technical scheme, the utility model provides a rubber tube decoring machine has following beneficial effect:

1. the core pulling device, the core cutting device and the core blowing device are matched for use, so that the production efficiency is greatly improved, and the labor cost is saved;

2. the rubber tube core removing process is carried out in a mode of firstly pulling cores, then cutting cores and then blowing cores, so that the reject ratio of products is reduced;

3. the core pulling station and the core blowing station are combined to work on one machine, so that the labor cost is saved.

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.

Fig. 1 is a schematic view of an overall structure of a rubber tube core stripper disclosed in an embodiment of the present invention;

fig. 2 is a schematic view one (after the protective cover and the protective frame are removed and turned over by 90 °) of the core pulling device and the core cutting device disclosed by the embodiment of the invention;

fig. 3 is a schematic view of a second core pulling device and a core cutting device (after the protective cover and the protective frame are removed and turned over by 90 °) disclosed in the embodiment of the present invention;

fig. 4 is a schematic view (after a top plate is removed) of a core blowing device disclosed in an embodiment of the present invention;

fig. 5 is a schematic view of a second core blowing device (with the top plate removed) according to an embodiment of the present invention.

In the figure, 1, a frame; 2. an electronic control system; 3. a core pulling device; 4. a core cutting device; 5. a core blowing device; 6. a first bottom plate; 7. a first cylinder; 8. a rope clamp; 9. a conversion bracket; 10. a slider; 11. an aperture; 12. a hinge; 13. a baffle plate; 14. a protective frame; 15. a front guard plate; 16. a rear guard plate; 17. a front end plate; 18. a first rear end plate; 19. two side plates I; 20. a motor; 21. rotating the cutter; 22. a protective cover; 23. a second bottom plate; 24. a second air cylinder; 25. an inner nozzle; 26. an outer nozzle; 27. a high-pressure water inlet; 28. a clamping seat; 29. a threaded joint; 30. a slide plate; 31. a second rear end plate; 32. a second side plate; 33. a top plate; 34. pressing a plate; 35. a through hole; 36. a front baffle.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

The utility model provides a rubber tube knockout core machine, concrete implementation mode is as follows:

the rubber tube core stripper shown in fig. 1 comprises a frame 1 and an electric control system 2 arranged on the frame 1, wherein the electric control system 2 controls the operation of the whole device. Be equipped with the device of loosing core 3 on the frame 1, cut core device 4 and blow core device 5, loose core device 3 activity sets up in frame 1, cuts core device 4 and blows core device 5 and be fixed in on frame 1, in this embodiment, blow core device 5 and set up two, but the while operation improves machining efficiency.

As shown in fig. 2 and 3, the core pulling device 3 comprises a first bottom plate 6, a first cylinder 7, a rope clamp 8 and a conversion bracket 9, wherein the first cylinder 7, the rope clamp 8 and the conversion bracket 9 are arranged on the first bottom plate 6, the front end of a piston rod of the first cylinder 7 is connected with a slide block 10 arranged on the first bottom plate 6, the rope clamp 8 is arranged on the slide block 10, a hole 11 only allowing a shaft core of a rubber tube to pass through is formed in the conversion bracket 9, and the conversion bracket 9 comprises two vertical plates with a gap in the middle; the first bottom plate 6 is of a multi-folding edge structure and is mounted on the frame 1 through a hinge 12 and a baffle 13, and the core-pulling device 3 can be pushed to move towards or away from the core-cutting device 4 through the hinge 12. The outside of the core-pulling device 3 is provided with a protective frame 14. The front side and the rear side of the conversion bracket 9 are respectively provided with a front guard plate 15 and a rear guard plate 16, and the front guard plate and the rear guard plate are stressed simultaneously with the conversion bracket 9, so that the shaft core can be prevented from rebounding to hurt people. The front end plate 17, the rear end plate 18 and the two side plates 19 are respectively arranged on the front, the rear, the left and the right of the bottom plate 6, the front guard plate 15 is fixed on the front end plate 17, and the cylinder 7 is fixed on the rear end plate 18. The outer side of the front end plate 17 is also provided with a front baffle 36, and the front baffle 36 is also provided with a hole for the rubber tube to pass through.

The core cutting device 4 comprises a motor 20 and a rotary cutter 21 driven by the motor 20, and the rotary cutter 21 extends into a gap between the two vertical plates; the rotary cutter 21 is externally provided with a protective cover 22.

As shown in fig. 4 and 5, the core blowing device 5 includes a second bottom plate 23, a second cylinder 24, an inner nozzle 25 and an outer nozzle 26 which are arranged on the second bottom plate 23, the front end of a piston rod of the second cylinder 24 is connected with the inner nozzle 25, the inner nozzle 25 is provided with a high-pressure water inlet 27, the outer nozzle 26 is fixed on the second bottom plate 23 through a clamping seat 28, and central holes of the inner nozzle 25 and the outer nozzle 26 are located on the same horizontal line. The front end of a piston rod of the second air cylinder 24 is connected with the inner nozzle 24 through a threaded joint 29, and the threaded joint 29 is also provided with a high-pressure water inlet 27. The sliding plate 30 is fixed on the threaded joint 29, the bottom of the sliding plate 30 is tightly attached to the second bottom plate 23, and the sliding plate 30 can play a role in retaining water in the process of introducing high-pressure water into the inner nozzle 25.

The second bottom plate 23 is provided with a second rear end plate 31, two side plates 32 are connected between the second rear end plate 31 and the clamping seat 28, the second air cylinder 24 is fixed on the second rear end plate 31, and a top plate 33 is arranged between the two side plates 32. The outer nozzle 26 is fixed on the clamping seat 28 through a pressure plate 34, the outer nozzle 26 can be pressed on the clamping seat 28, and a through hole 35 concentric with the outer nozzle 26 is formed in the clamping seat 28.

A rubber tube depoling method adopts the rubber tube depoling machine and comprises the following processes: the rubber tube with the shaft core is pressed against the position of a hole in the middle of the conversion bracket 9, the rubber tube outer skin is blocked outside the conversion bracket 9, at the moment, the shaft core penetrates through a hole 11 in the conversion bracket 9 and is inserted into the middle of the rope clamp 8, and the rope clamp 8 can fix the shaft core to prevent the shaft core from retracting; then the first air cylinder 7 acts, the piston rod moves backwards, and the shaft core is pulled out for a section; then, the motor 20 drives the rotary cutter 21 to rotate, the core pulling device is pushed to rotate around the hinge and close to the rotary cutter 21, the drawn shaft core is cut off by the rotary cutter 21, at the moment, one end of the rubber tube drawn out of the shaft core forms a hollow section, then the first air cylinder 7 acts, and the piston rod returns to the original position forwards to complete one action;

then the hollow end of the rubber tube is inserted from the outer nozzle 26 and sleeved on the inner nozzle 25, the structure of the outer nozzle 26 has a self-locking function, the pulling direction of the rubber tube is blocked, the second air cylinder 24 acts, the piston rod is ejected outwards, the rubber tube is extruded on the outer nozzle 26, then the inner nozzle 24 is introduced with high-pressure water, the shaft core is blown out, then the second air cylinder 24 acts, the piston rod retracts, the rubber tube blown out of the shaft core is taken out, and the depoling process is completed.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A rubber tube core stripping machine comprises a rack and an electric control system arranged on the rack, and is characterized in that a core pulling device, a core cutting device and a core blowing device are arranged on the rack, the core pulling device is movably arranged on the rack, and the core cutting device and the core blowing device are fixed on the rack; the core pulling device comprises a first bottom plate, a first air cylinder, a rope clamping device and a conversion support, wherein the first air cylinder, the rope clamping device and the conversion support are arranged on the first bottom plate; the core cutting device comprises a motor and a rotary cutter driven by the motor, and the rotary cutter extends into a gap between the two vertical plates; the core blowing device comprises a second bottom plate, a second air cylinder, an inner nozzle and an outer nozzle, the second air cylinder, the inner nozzle and the outer nozzle are arranged on the second bottom plate, the front end of a piston rod of the second air cylinder is connected with the inner nozzle, a high-pressure water inlet is formed in the inner nozzle, the outer nozzle is fixed on the second bottom plate through a clamping seat, and center holes of the inner nozzle and the outer nozzle are located on the same horizontal line.

2. The rubber pipe core stripper as defined in claim 1, wherein the first base plate is of a multi-folded structure and is mounted on the frame through a hinge and a baffle.

3. The rubber pipe core stripper as defined in claim 1, wherein a front guard plate and a rear guard plate are respectively arranged on the front side and the rear side of the conversion bracket.

4. The rubber pipe core stripper as defined in claim 3, wherein a front end plate, a rear end plate I and two side plates I are respectively arranged on the bottom plate I in a front-back and left-right direction, the front guard plate is fixed on the front end plate, and the cylinder I is fixed on the rear end plate I.

5. The rubber tube core stripper as defined in claim 1, wherein the front end of a piston rod of the second air cylinder is connected with the inner nozzle through a threaded joint.

6. The rubber tube core stripper as defined in claim 5, wherein a sliding plate is fixed to the threaded connector, and the bottom of the sliding plate is closely attached to the second bottom plate.

7. The rubber tube core stripper as defined in claim 1, wherein a second rear end plate is arranged on the second bottom plate, two second side plates are connected between the second rear end plate and the clamping seat, the second air cylinder is fixed on the second rear end plate, and a top plate is arranged between the two second side plates.

8. Core stripper for rubber tubes according to claim 1, characterized in that said outer mouth is fixed to the clamping seat by means of a pressure plate.

9. The rubber tube core stripper as defined in claim 1, wherein a protective cover is arranged outside the rotary cutter.