Plastic hose injection molding overturning air suction mechanism

Abstract

The utility model relates to the technical field of injection molding turnover air suction mechanisms, in particular to a plastic hose injection molding turnover air suction mechanism which is convenient for clamping and fixing the left part and the right part of a hose with different lengths, reduces the drooping condition of the left part and the right part of the hose and improves the operation convenience of hose turnover air suction. Comprising a base and an electric conveying belt installed in the middle of the top end of the base. The driving device is installed at the top end of the base, the two sliding blocks are oppositely installed on the upper portion of the driving device in a sliding mode, the driving device is used for driving sliding of the two sliding blocks, and the fixed ends of the two first air cylinders are connected with the bottom ends of the two sliding blocks correspondingly; the two sets of electric grippers are installed at the moving ends of the two sets of first air cylinders correspondingly, and the overturning mechanisms are installed at the top end of the base, arranged on the left side and the right side of the electric conveying belt and used for overturning and sucking air for the hose.

Description

Technical Field

[0001] The utility model relates to the technical field of an injection molding flip air suction mechanism, in particular to an injection molding flip air suction mechanism for a plastic hose. Background Art

[0002] Injection molding is a method for producing industrial products. Products usually use rubber injection molding and plastic injection molding. Injection molding can also be divided into injection molding molding and die casting. After the hose injection molding process is completed, in order to process the hose injection head, lock cover and other processes, it is necessary to uniformly adjust the rotation of the hose end, so the plastic hose needs to be flipped and air-suctioned. At present, in the prior art CN202120502413.5, the device includes a bottom plate, the upper end of the bottom plate is fixedly connected to a conveyor belt, the upper end of the bottom plate is fixedly connected to a U-shaped plate, the inner side wall of the U-shaped plate is fixedly connected to an electric telescopic rod, the lower end of the electric telescopic rod is fixedly connected to a lifting plate, the upper end of the lifting plate is fixedly connected to an air suction pump, the lower end of the lifting plate is fixedly connected to an air suction plate connected to the air suction pump, the upper end of the U-shaped plate is fixedly connected to two symmetrically arranged fixed plates, and a threaded rod is rotatably connected between the two fixed plates through a ball bearing;

[0003] However, during the use of the device, it was found that when the suction plate adsorbs and lifts the middle part of the hose, the left and right ends of the hose tend to sag, making it inconvenient to fix the two ends of the hose by rotating the plate, thereby reducing the convenience of operation. Therefore, a device is proposed to facilitate picking up hoses of different lengths and improve the convenience of flipping and suctioning the hose. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a plastic hose injection molding flip air suction mechanism which is convenient for clamping and fixing the left and right parts of hoses of different lengths, reducing the sagging of the left and right parts of the hose, and improving the operational convenience of hose flip air suction.

[0005] The utility model discloses a plastic hose injection molding flip air suction mechanism, comprising a base and an electric conveyor belt, wherein the electric conveyor belt is mounted at the middle of the top end of the base; further comprising a driving device, two sets of sliders, two sets of first cylinders, two sets of electric grippers and a flipping mechanism, wherein the driving device is mounted at the top end of the base, the two sets of sliders are respectively mounted on the upper part of the driving device for sliding in opposite directions, the driving device is used to drive the sliding of the two sets of sliders, the fixed ends of the two sets of first cylinders are respectively connected to the bottom ends of the two sets of sliders, the two sets of electric grippers are respectively mounted on the moving ends of the two sets of first cylinders, the flipping mechanism is mounted at the top end of the base, and the flipping mechanism is arranged on the left and right sides of the electric conveyor belt, and the flipping mechanism is used to flip and suction the hose; the hose that needs to be flipped and suctioned is placed horizontally at the top end of the electric conveyor belt, the hose is transported and moved after the electric conveyor belt rotates, and when the hose moves to the two sets of electric grippers When the hand is below, the electric conveyor belt stops rotating, and then the two sets of first cylinder moving ends drive the two sets of electric grippers to move downward, so that the two sets of electric grippers clamp and fix the left and right parts of the hose respectively, and then the two sets of first cylinder moving ends shrink in length, so that the two sets of electric grippers drive the hose to lift to a certain height, and then the flipping mechanism sucks and fixes the left and right ends of the hose respectively, and at the same time the flipping mechanism flips the hose, and after the hose is flipped, it is clamped and fixed again by the two sets of electric grippers, and then the two sets of first cylinders drive the two sets of electric grippers to move downward, so that the two sets of electric grippers place the hose on the top of the electric conveyor belt, and the two sets of sliders are adjusted to move in opposite directions through the driving device, so that the two sets of electric grippers can easily clamp and fix the left and right parts of hoses of different lengths, reduce the sagging of the left and right parts of the hose, and improve the convenience of the flipping mechanism to flip the hose and suck air.

[0006] Preferably, the flip mechanism comprises two sets of brackets, two sets of second cylinders, two sets of chassis, two sets of first motors, two sets of air boxes, an air suction device, two sets of air suction hard pipes and two sets of back plates, the two sets of brackets are installed on the top of the base, and the two sets of brackets are respectively arranged on the left and right sides of the electric conveyor belt, the fixed ends of the two sets of second cylinders are respectively installed on the two sets of brackets, the two sets of chassis are respectively installed on the moving ends of the two sets of second cylinders opposite to each other, the two sets of first motors are respectively installed on the inner side walls of the two sets of chassis, the two sets of air boxes are respectively installed on the outer side walls of the two sets of chassis opposite to each other, the two sets of air boxes are respectively connected with the air suction device, the rear ends of the two sets of air suction hard pipes are respectively rotatably installed on the inner side walls of the two sets of air boxes, the rear parts of the two sets of air suction hard pipes are respectively provided with openings, the openings are connected with the two sets of air boxes, the output ends of the two sets of first motors are respectively connected concentrically with the two sets of air suction hard pipes, the two sets of back plates are respectively mounted on the two sets of suction On the outer wall of the front part of the air rigid tube; two sets of electric grippers lift the hose to a certain height, so that the openings on the left and right ends of the hose are aligned with the front ends of the two sets of suction rigid tubes respectively, and then the two sets of second cylinders push the two sets of chassis to move closer to each other, so that the two sets of chassis drive the front ends of the two sets of suction rigid tubes to extend into the openings on the left and right ends of the hose respectively, so that the two sets of back plates are respectively attached to the outer walls of the left and right ends of the hose, and then the two sets of air boxes are sucked through the suction device, and the two sets of air boxes suck air into the two sets of suction rigid tubes, so that the two sets of suction rigid tubes suck air into the inside of the hose, due to the sealing of the left and right ends of the hose by the two sets of back plates, a vacuum state is formed in the hose, so that the left and right ends of the hose are fixed between the two sets of back plates, and then the two sets of first motors are turned on to drive the two sets of suction rigid tubes to rotate synchronously, so that the two sets of suction rigid tubes drive the hose to flip, thereby improving the convenience of the device for flipping and suctioning hoses of different lengths.

[0007] Preferably, the air suction device includes two groups of support platforms and two groups of air suction pumps, the two groups of support platforms are respectively installed on the top of the two groups of brackets, the two groups of air suction pumps are respectively installed on the top of the two groups of support platforms, the input ends of the two groups of air suction pumps are respectively connected to be provided with air suction hoses, and the input ends of the two groups of air suction hoses are respectively connected to the two groups of air boxes; when the two groups of air suction pumps are turned on, air is sucked into the two groups of air boxes through the two groups of air suction hoses, so that the two groups of air boxes suck air into the two groups of air suction hard tubes, thereby improving the convenience of the two groups of driving devices to fix the air suction of the hoses.

[0008] Preferably, the driving device includes a support arm, a shell, a screw and a second motor, the bottom end of the support arm is connected to the top end of the base, the shell is installed on the top end of the support arm, a slide groove is provided in the shell, two groups of sliders are respectively slidably installed on the slide groove, the left and right ends of the screw are rotatably installed on the inner side wall of the slide groove, and the left and right parts of the screw are arranged as opposing threads, the two groups of sliders are respectively screwed on the outer side walls of the left and right parts of the screw, the second motor is installed on the outer side wall of the shell, and the output end of the second motor is concentrically connected to the screw; turning on the second motor drives the screw to rotate, and the screw drives the two groups of sliders to slide towards each other, thereby improving the convenience of adjusting the distance between the two groups of electric grippers and improving the convenience of the two groups of electric grippers to pick up hoses of different lengths.

[0009] Preferably, two groups of sealing gaskets are further included, and the two groups of sealing gaskets are respectively installed on the outer side walls of the two groups of back plates facing each other; by setting up two groups of sealing gaskets, the sealing effect after the two groups of back plates contact the left and right ends of the hose is improved, and the firmness of the hose air suction fixation is improved.

[0010] Preferably, it also includes multiple groups of limit plates, which are all arranged on the outer side wall of the electric conveyor belt; the multiple groups of limit plates support and limit the hose, thereby improving the position stability of the hose when being transported at the top of the electric conveyor belt.

[0011] Preferably, sealing rings are provided at the junctions of the two groups of air intake rigid tubes and the inner side walls of the two groups of air boxes, thereby improving the sealing effect inside the air box and reducing air leakage failures of the air box.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the hose that needs to be flipped and sucked is placed horizontally on the top of the electric conveyor belt, and the hose is transported and moved after the electric conveyor belt rotates. When the hose moves below the two sets of electric grippers, the electric conveyor belt stops rotating, and then the moving ends of the two sets of first cylinders drive the two sets of electric grippers to move downward, so that the two sets of electric grippers clamp and fix the left and right parts of the hose respectively, and then the moving ends of the two sets of first cylinders shrink in length, so that the two sets of electric grippers drive the hose to lift to a certain height, and then the flipping mechanism sucks and fixes the left and right ends of the hose respectively, and the flipping mechanism flips the hose at the same time. After the hose is flipped, it is clamped and fixed again by the two sets of electric grippers, and then the two sets of first cylinders drive the two sets of electric grippers to move downward, so that the two sets of electric grippers place the hose on the top of the electric conveyor belt, and the two sets of sliders are adjusted to move in opposite directions through the driving device, so that the two sets of electric grippers are convenient for clamping and fixing the left and right parts of hoses of different lengths, reducing the sagging of the left and right parts of the hose, and improving the convenience of the flipping mechanism for flipping and sucking the hose. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 It is a schematic diagram of the local structure of the connection between the bracket and the second cylinder, etc.;

[0015] Figure 3 It is a schematic diagram of the local structure of the connection between the slider and the first cylinder, etc.;

[0016] Figure 4 It is a schematic diagram of the axonometric partial structure of the connection between the chassis and the air box, etc.;

[0017] Markings in the attached drawings: 1. base; 2. electric conveyor belt; 3. driving device; 4. slider; 5. first cylinder; 6. electric gripper; 7. flip mechanism; 8. bracket; 9. second cylinder; 10. chassis; 11. first motor; 12. air box; 13. suction pipe; 14. back plate; 15. support table; 16. suction pump; 17. suction hose; 18. support arm; 19. shell; 20. screw; 21. second motor; 22. sealing pad; 23. limit plate. DETAILED DESCRIPTION

[0018] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive. Example

[0019] like Figures 1 to 4As shown, a plastic hose injection molding flip air suction mechanism of the utility model comprises a base 1 and an electric conveyor belt 2, and the electric conveyor belt 2 is installed in the middle of the top of the base 1; it also includes a driving device 3, two groups of sliders 4, two groups of first cylinders 5, two groups of electric grippers 6, two groups of brackets 8, two groups of second cylinders 9, two groups of chassis 10, two groups of first motors 11, two groups of air boxes 12, two groups of suction hard pipes 13, two groups of back plates 14, two groups of support platforms 15, two groups of suction pumps 16, two groups of sealing pads 22 and multiple groups of limit plates 23, the driving device 3 is installed on the top of the base 1, and the two groups of sliders 4 are respectively installed on the upper part of the driving device 3 for sliding in opposite directions. It is used to drive the sliding of the two groups of sliders 4. The fixed ends of the two groups of first cylinders 5 are respectively connected to the bottom ends of the two groups of sliders 4. The two groups of electric grippers 6 are respectively installed on the moving ends of the two groups of first cylinders 5. The two groups of brackets 8 are both installed on the top of the base 1, and the two groups of brackets 8 are respectively arranged on the left and right sides of the electric conveyor belt 2. The fixed ends of the two groups of second cylinders 9 are respectively installed on the two groups of brackets 8. The two groups of chassis 10 are respectively installed on the moving ends of the two groups of second cylinders 9. The two groups of first motors 11 are respectively installed on the inner walls of the two groups of chassis 10. The two groups of air boxes 12 are respectively installed on the outer walls of the two groups of chassis 10. The rear ends of the two groups of suction hard pipes 13 are respectively installed on the inner walls of the two groups of chassis 10. The two sets of first motors 11 are respectively connected to the two sets of air intake tubes 13 by concentric connection with the two sets of air intake tubes 13. The two sets of back plates 14 are respectively mounted on the outer front walls of the two sets of air intake tubes 13. The two sets of support platforms 15 are respectively mounted on the top of the two sets of brackets 8. The two sets of air intake pumps 16 are respectively mounted on the top of the two sets of support platforms 15. The input ends of the two sets of air intake pumps 16 are respectively connected to the air intake hoses 17. The input ends of the two sets of air intake hoses 17 are respectively connected to the two sets of air boxes 12. The bottom end of the support arm 18 is connected to the top of the base 1. The shell 19 is installed It is installed on the top of the support arm 18, and a slide groove is arranged in the shell 19. Two groups of sliders 4 are slidably installed on the slide groove respectively. The left and right ends of the lead screw 20 are rotatably installed on the inner wall of the slide groove, and the left and right parts of the lead screw 20 are arranged with opposing threads. The two groups of sliders 4 are respectively threaded on the outer walls of the left and right parts of the lead screw 20. The second motor 21 is installed on the outer wall of the shell 19. The output end of the second motor 21 is concentrically connected with the lead screw 20. Two groups of sealing gaskets 22 are respectively oppositely installed on the outer walls of the two groups of back plates 14. Multiple groups of limit plates 23 are all arranged on the outer wall of the electric conveyor belt 2. Sealing rings are arranged at the intersection of the two groups of suction hard pipes 13 and the inner walls of the two groups of air boxes 12. Example

[0020] like Figures 1 to 4As shown, a plastic hose injection flip air suction mechanism of the utility model comprises a base 1 and an electric conveyor belt 2, wherein the electric conveyor belt 2 is mounted at the middle of the top of the base 1; further comprising a driving device 3, two groups of sliders 4, two groups of first cylinders 5, two groups of electric grippers 6 and a flipping mechanism 7, wherein the driving device 3 is mounted at the top of the base 1, and the two groups of sliders 4 are respectively mounted on the upper part of the driving device 3 for sliding in opposite directions, the driving device 3 is used to drive the sliding of the two groups of sliders 4, the fixed ends of the two groups of first cylinders 5 are respectively connected to the bottom ends of the two groups of sliders 4, the two groups of electric grippers 6 are respectively mounted on the moving ends of the two groups of first cylinders 5, the flipping mechanism 7 is mounted at the top of the base 1, and the flipping mechanism 7 is arranged on the left and right sides of the electric conveyor belt 2, and the flipping mechanism 7 is used to flip and suction the hose;

[0021] like Figure 2 As shown, the flip mechanism 7 includes two sets of brackets 8, two sets of second cylinders 9, two sets of chassis 10, two sets of first motors 11, two sets of air boxes 12, suction devices, two sets of suction hard pipes 13 and two sets of backboards 14. The two sets of brackets 8 are installed on the top of the base 1, and the two sets of brackets 8 are respectively arranged on the left and right sides of the electric conveyor belt 2, the fixed ends of the two sets of second cylinders 9 are respectively installed on the two sets of brackets 8, the two sets of chassis 10 are respectively installed on the moving ends of the two sets of second cylinders 9, and the two sets of first motors 11 are respectively installed on the moving ends of the two sets of second cylinders 9. Installed on the inner wall of the two sets of chassis 10, the two sets of air boxes 12 are respectively installed on the outer wall of the two sets of chassis 10, the two sets of air boxes 12 are respectively connected to the air intake device, the rear ends of the two sets of air intake hard pipes 13 are respectively rotatably installed on the inner wall of the two sets of air boxes 12, the rear parts of the two sets of air intake hard pipes 13 are respectively provided with openings, and the openings are connected with the inside of the two sets of air boxes 12, the output ends of the two sets of first motors 11 are respectively connected concentrically with the two sets of air intake hard pipes 13, and the two sets of back plates 14 are respectively sleeved on the outer wall of the front part of the two sets of air intake hard pipes 13;

[0022] like Figure 2 As shown, the air suction device includes two groups of support platforms 15 and two groups of air suction pumps 16. The two groups of support platforms 15 are respectively mounted on the top of the two groups of brackets 8. The two groups of air suction pumps 16 are respectively mounted on the top of the two groups of support platforms 15. The input ends of the two groups of air suction pumps 16 are respectively connected to air suction hoses 17. The input ends of the two groups of air suction hoses 17 are respectively connected to the inside of the two groups of air boxes 12.

[0023] like Figure 3As shown, the driving device 3 includes a support arm 18, a shell 19, a lead screw 20 and a second motor 21. The bottom end of the support arm 18 is connected to the top end of the base 1. The shell 19 is installed at the top end of the support arm 18. A slide groove is arranged in the shell 19. Two groups of sliders 4 are respectively slidably installed on the slide groove. The left and right ends of the lead screw 20 are rotatably installed on the inner side wall of the slide groove. The left and right parts of the lead screw 20 are arranged with opposite threads. The two groups of sliders 4 are respectively screwed on the outer side walls of the left and right parts of the lead screw 20. The second motor 21 is installed on the outer side wall of the shell 19. The output end of the second motor 21 is concentrically connected with the lead screw 20.

[0024] like Figure 2 and Figure 3 As shown, it also includes two groups of sealing gaskets 22 and multiple groups of limiting plates 23. The two groups of sealing gaskets 22 are respectively installed on the outer side walls of the two groups of back plates 14, and the multiple groups of limiting plates 23 are all arranged on the outer side wall of the electric conveyor belt 2. Sealing rings are arranged at the intersection of the two groups of suction hard pipes 13 and the inner side walls of the two groups of air boxes 12.

[0025] The utility model discloses a plastic hose injection molding flip air suction mechanism. When it is working, the hose that needs to be flipped and sucked is placed horizontally on the top of the electric conveyor belt 2. The electric conveyor belt 2 is rotated to transport and move the hose. When the hose moves below the two groups of electric grippers 6, the electric conveyor belt 2 stops rotating. Then the moving ends of the two groups of first cylinders 5 drive the two groups of electric grippers 6 to move downward, so that the two groups of electric grippers 6 clamp the left and right parts of the hose respectively. Then the moving ends of the two groups of first cylinders 5 shrink in length, so that the two groups of electric grippers 6 drive the hose to rise to a certain height, so that the openings at the left and right ends of the hose are respectively aligned with the front ends of the two groups of suction hard pipes 13. Then the two groups of second cylinders 9 push the two groups of chassis 10 to move close to each other, so that the two groups of chassis 10 drive the front ends of the two groups of suction hard pipes 13 to extend into the hose respectively. The inside of the openings on the left and right ends of the tube, so that the two groups of back plates 14 are respectively pressed against the outer walls of the left and right ends of the hose, and then the two groups of air boxes 12 are sucked through the suction device, and the two groups of air boxes 12 suck air into the two groups of suction hard tubes 13, so that the two groups of suction hard tubes 13 suck air into the inside of the hose, and due to the sealing of the left and right ends of the hose by the two groups of back plates 14, a vacuum state is formed in the hose, so that the left and right ends of the hose are fixed to the two groups of back plates 14, and then the two groups of first motors 11 are turned on to drive the two groups of suction hard tubes 13 to rotate synchronously, so that the two groups of suction hard tubes 13 drive the hose to flip over, and after the hose is flipped, it is clamped and fixed again by the two groups of electric grippers 6, and then the two groups of first cylinders 5 drive the two groups of electric grippers 6 to move downward, so that the two groups of electric grippers 6 place the hose on the top of the electric conveyor belt 2.

[0026] The main functions realized by the utility model are: the two sets of sliders 4 are adjusted to move in opposite directions by the driving device 3, so that the two sets of electric grippers 6 can clamp and fix the left and right parts of the hoses of different lengths, reduce the sagging of the left and right parts of the hoses, and improve the convenience of the turning mechanism 7 for turning and sucking the hoses.

[0027] The electric conveyor belt 2, the first cylinder 5, the electric gripper 6, the second cylinder 9, the first motor 11, the suction pump 16 and the second motor 21 of the plastic hose injection molding flipping air suction mechanism of the utility model are purchased on the market. The technicians in the industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in this field to make creative labor.

[0028] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A plastic hose injection molding flip air suction mechanism, comprising a base (1) and an electric conveyor belt (2), wherein the electric conveyor belt (2) is installed at the middle of the top end of the base (1); characterized in that: The utility model also comprises a driving device (3), two groups of sliders (4), two groups of first cylinders (5), two groups of electric grippers (6) and a turning mechanism (7), wherein the driving device (3) is mounted on the top of the base (1), the two groups of sliders (4) are respectively mounted on the top of the driving device (3) for sliding in opposite directions, the driving device (3) is used to drive the two groups of sliders (4) to slide, the fixed ends of the two groups of first cylinders (5) are respectively connected to the bottom ends of the two groups of sliders (4), the two groups of electric grippers (6) are respectively mounted on the moving ends of the two groups of first cylinders (5), the turning mechanism (7) is mounted on the top of the base (1), and the turning mechanism (7) is arranged on the left and right sides of the electric conveyor belt (2), and the turning mechanism (7) is used to turn the hose over to inhale air.

2. A plastic hose injection molding flip air suction mechanism as claimed in claim 1, characterized in that: The flip mechanism (7) comprises two sets of brackets (8), two sets of second air cylinders (9), two sets of chassis (10), two sets of first motors (11), two sets of air boxes (12), an air suction device, two sets of air suction hard pipes (13) and two sets of back plates (14). The two sets of brackets (8) are both mounted on the top of the base (1), and the two sets of brackets (8) are respectively arranged on the left and right sides of the electric conveyor belt (2). The fixed ends of the two sets of second air cylinders (9) are respectively mounted on the two sets of brackets (8). The two sets of chassis (10) are respectively mounted on the moving ends of the two sets of second air cylinders (9) in opposite directions. The two sets of first motors (1 1) are respectively mounted on the inner side walls of the two sets of chassis (10), the two sets of air boxes (12) are respectively mounted on the outer side walls of the two sets of chassis (10) opposite to each other, the two sets of air boxes (12) are respectively connected to the air intake device, the rear ends of the two sets of air intake hard pipes (13) are respectively rotatably mounted on the inner side walls of the two sets of air boxes (12), the rear parts of the two sets of air intake hard pipes (13) are respectively provided with openings, and the openings are connected to the inside of the two sets of air boxes (12), the output ends of the two sets of first motors (11) are respectively connected concentrically with the two sets of air intake hard pipes (13), and the two sets of back plates (14) are respectively sleeved on the outer side walls of the front parts of the two sets of air intake hard pipes (13).

3. A plastic hose injection molding flip air suction mechanism as claimed in claim 2, characterized in that: The air suction device comprises two groups of support platforms (15) and two groups of air suction pumps (16). The two groups of support platforms (15) are respectively mounted on the top of the two groups of brackets (8). The two groups of air suction pumps (16) are respectively mounted on the top of the two groups of support platforms (15). The input ends of the two groups of air suction pumps (16) are respectively connected to air suction hoses (17). The input ends of the two groups of air suction hoses (17) are respectively connected to the inside of the two groups of air boxes (12).

4. A plastic hose injection molding flip air suction mechanism as claimed in claim 1, characterized in that: The driving device (3) comprises a support arm (18), a housing (19), a lead screw (20) and a second motor (21). The bottom end of the support arm (18) is connected to the top end of the base (1). The housing (19) is mounted on the top end of the support arm (18). A slide groove is arranged in the housing (19). Two groups of sliders (4) are respectively slidably mounted on the slide groove. The left and right ends of the lead screw (20) are rotatably mounted on the inner side wall of the slide groove. The left and right parts of the lead screw (20) are arranged with opposite threads. The two groups of sliders (4) are respectively screwed on the outer side walls of the left and right parts of the lead screw (20). The second motor (21) is mounted on the outer side wall of the housing (19). The output end of the second motor (21) is concentrically connected to the lead screw (20).

5. A plastic hose injection molding flip air suction mechanism as claimed in claim 2, characterized in that: It also includes two groups of sealing pads (22), which are respectively mounted on the outer side walls of the two groups of back plates (14) facing each other.

6. A plastic hose injection molding flip air suction mechanism as claimed in claim 1, characterized in that: It also includes a plurality of groups of limit plates (23), and the plurality of groups of limit plates (23) are all arranged on the outer side wall of the electric conveyor belt (2).

7. A plastic hose injection molding flip air suction mechanism as claimed in claim 2, characterized in that: Sealing rings are provided at the intersections between the two groups of air intake hard pipes (13) and the inner side walls of the two groups of air boxes (12).

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