CN210791812U

CN210791812U - PVC pipe injection molding equipment is prevented blockking up in feeding

Info

Publication number: CN210791812U
Application number: CN201920711822.9U
Authority: CN
Inventors: 贺远霞; 廖茂亭
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-06-19
Anticipated expiration: 2029-05-17

Abstract

The utility model discloses a PVC pipe injection moulding device is prevented blockking up in feeding, including injection syringe, support column, guide rail, slider, motor, workbin and inlet pipe, the inlet pipe left end is connected with the injection syringe, the workbin sets up on the injection syringe right side, and the inlet pipe right-hand member is connected with the workbin, the injection syringe front side is provided with the support column, and fixed cover of support column rear end fixedly connected with is established on the injection syringe and fixed connection, the fixed guide rail that is provided with in support column top is provided with the slider in the guide rail, and guide rail top fixed mounting has the motor, and the motor below is connected with the lead screw, and the lead screw is connected with the slider silk nature, be provided with the piston in the injection syringe, piston top fixedly connected. Compared with the prior art, the beneficial effects of the utility model are that: when in use, the stirring blades can stir the sol in the feeding pipe to prevent blockage; the sol is sucked into the injection tube through the piston type feeding mechanism, so that the blockage can be further prevented.

Description

PVC pipe injection molding equipment is prevented blockking up in feeding

Technical Field

The utility model relates to a PVC injection moulding device field specifically is a PVC pipe injection moulding device is prevented blockking up in feeding.

Background

PVC pipe is also called hard PVC pipe, which is made by mixing PVC resin with stabilizer, lubricant, etc. and then extruding and molding by hot pressing, and is the plastic pipe which is developed and applied at the earliest time. When the PVC pipe is manufactured, the PVC pipe is generally manufactured by injection molding equipment, and the manufactured PVC pipe has the characteristics of high precision, good integrity and the like and is high in production efficiency.

Generally, injection molding equipment is divided into feeding equipment and molding equipment, and plastic in a molten state is fed into the molding equipment through quantitative feeding of the feeding equipment to be subjected to injection molding. Accordingly, one skilled in the art provides a feeding anti-clogging PVC pipe injection molding apparatus to solve the problems set forth in the background above.

Disclosure of Invention

An object of the utility model is to provide a PVC pipe injection moulding device is prevented blockking up in feeding to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a PVC pipe injection moulding device is prevented blockking up in feeding, includes injection syringe, support column, guide rail, slider, motor, workbin and inlet pipe, the inlet pipe left end is connected with the injection syringe, the workbin sets up on the injection syringe right side, and the inlet pipe right-hand member is connected with the workbin, the injection syringe front side is provided with the support column, and fixed cover of support column rear end fixedly connected with is established on the injection syringe and fixed connection, the fixed guide rail that is provided with in support column top is provided with the slider in the guide rail, and guide rail top fixed mounting has the motor, and the motor below is connected with the lead screw, lead screw and slider silk nature connection, be provided with the piston in the injection syringe, piston top fixedly.

As a further aspect of the present invention: the inlet pipe middle part is provided with the garrulous case of stirring, stirs the inboard middle part of garrulous case and is provided with first pivot, is provided with a plurality of in the first pivot and stirs garrulous leaf, support column right-hand member fixedly connected with gear box, first pivot front side is inserted and is established in the gear box.

As a further aspect of the present invention: correspond the inlet pipe below on the injection pipe and install first solenoid valve, correspond on the inlet pipe and stir garrulous case left side and install the second solenoid valve.

As a further aspect of the present invention: the piston is made of nodular cast iron.

As a further aspect of the present invention: the gear box is internally and fixedly connected with a first gear close to the front end of a first rotating shaft, the left front side of the first gear is meshed with a second gear, the left end of the second gear is fixedly connected with a second rotating shaft, the left end of the second rotating shaft is fixedly connected with a fourth gear, a third gear is fixedly connected to the bottom of the screw rod, and the third gear is meshed with the fourth gear.

As a further aspect of the present invention: the lead screw is sleeved with a plurality of bearings, and the outer sides of the bearings are fixedly connected with the support columns.

As a further aspect of the present invention: the stirring and crushing blades are divided into four groups and are uniformly distributed in an annular shape, and the number of the stirring and crushing blades in each group is 3.

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

1. when in use, the stirring blades can stir the sol in the feeding pipe to prevent blockage;

2. the sol is sucked into the injection tube through the piston type feeding mechanism, so that the blockage can be further prevented;

3. the piston is driven by the lead screw to move up and down, so that the amount of sol injected into the injection device can be controlled, and quantitative injection is realized;

4. the piston and the crushing blade are driven by the same motor, and the control is convenient.

Drawings

FIG. 1 is a schematic structural diagram of a feeding anti-clogging PVC pipe injection molding device;

FIG. 2 is a cross-sectional view of a feed block resistant PVC pipe injection molding apparatus;

FIG. 3 is a schematic view of a gear transmission structure in the feeding anti-clogging PVC pipe injection molding device;

in the figure: 1. an injection tube; 2. a first solenoid valve; 3. a support pillar; 4. fixing a sleeve; 5. a guide rail; 6. a slider; 7. a screw rod; 8. a motor; 9. a lifting rod; 10. a gear case; 11. a material box; 12. a feed pipe; 13. a crushing box; 14. a second solenoid valve; 15. a piston; 16. stirring and crushing the leaves; 17. a first rotating shaft; 18. a first gear; 19. a second gear; 20. a third gear; 21. a fourth gear; 22. a second rotating shaft.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention, a feeding anti-clogging PVC pipe injection molding apparatus includes an injection pipe 1, a support pillar 3, a guide rail 5, a slider 6, a motor 8, a material box 11 and a feeding pipe 12, wherein the left end of the feeding pipe 12 is connected to the injection pipe 1, the material box 11 is disposed on the right side of the injection pipe 1, the right end of the feeding pipe 12 is connected to the material box 11, the front side of the injection pipe 1 is provided with the support pillar 3, the rear end of the support pillar 3 is fixedly connected to a fixing sleeve 4, the fixing sleeve 4 is sleeved on the injection pipe 1 and fixedly connected to the injection pipe 1, the top of the support pillar 3 is fixedly provided with the guide rail 5, the guide rail 5 is provided with the slider 6, the top of the guide rail 5 is fixedly provided with the motor 8, the lower part of the motor 8 is connected to a screw rod 7, piston 15's material is nodular cast iron, piston 15 top fixedly connected with lifter 9, lifter 9 top and 6 fixed connection of slider, drive lead screw 7 through motor 8 and rotate, thereby make slider 6 rise, slider 6 drives lifter 9 and piston 15 and rises, the colloidal sol in the workbin 11 is taken out in the injection syringe 1, when motor 8 antiport in the same way, piston 15 is downward, extrude the colloidal sol, through the displacement volume of control piston 15, can realize the ration and annotate the colloidal sol.

The utility model discloses a colloidal sol injection device, including inlet pipe 12, support column 3, inlet pipe 12, first pivot 17, first pivot 16, support column 3, the right-hand member fixedly connected with gear box 10, first pivot 17 front side is inserted and is established in gear box 10, stirs broken leaf 16 and divide into four groups and be annular evenly distributed, and the quantity that every group stirs broken leaf 16 is 3, stirs broken leaf 16 and can smash the hard part of colloidal sol, prevents that inlet pipe 12 and injection pipe 1 from blockking up, install first solenoid valve 2 to inlet pipe 12 below on the injection pipe 1, correspond on the inlet pipe 12 and stir the case 13 left side and install second solenoid valve 14, second solenoid valve 14 can prevent colloidal sol flow back inlet pipe 12, can conveniently follow the inlet pipe 12 internal absorption behind the 2 closure of first solenoid valve and get colloidal sol.

The inside first gear 18 that is close to first pivot 17 front end fixedly connected with of gear box 10, the left front side of first gear 18 and second gear 19 meshing connection, and 19 left ends fixedly connected with second pivot 22 of second gear, 22 left ends fixedly connected with fourth gear 21 of second pivot, 7 bottom fixedly connected with third gear 20 of lead screw, third gear 20 and fourth gear 21 meshing connection, when lead screw 7 rotated, drive fourth gear 21 through third gear 20 and rotate to drive second gear 19 through second pivot 22 and rotate, and then drive first gear 18 and rotate, first gear 18 drives first pivot 17 and stirs garrulous leaf 16 and rotates, realizes that same motor 8 controls piston 15 and stigarrulous leaf 16 motion simultaneously through gear box 10, convenient control.

The utility model discloses a theory of operation is:

in the initial state, the first electromagnetic valve 2 is closed, the second electromagnetic valve 14 is opened, the motor 8 is started to drive the screw rod 7 to rotate, so that the slide block 6 rises, the slide block 6 drives the lifting rod 9 and the piston 15 to rise, the sol in the bin 11 is pumped into the injection tube 1, when the screw rod 7 rotates, the fourth gear 21 is driven to rotate through the third gear 20, so that the second gear 19 is driven to rotate through the second rotating shaft 22, so that the first gear 18 is driven to rotate, the first rotating shaft 17 is driven by the first gear 18 to stir the crushing blade 16 to rotate, harder parts of the sol are crushed, the feed pipe 12 and the injection tube 1 are prevented from being blocked, after a certain amount of sol exists in the injection tube 1, the second electromagnetic valve 14 is closed, the first electromagnetic valve 2 is opened, the motor 8 is controlled to rotate reversely, so that the screw rod 7 drives the slide block 6 to move downwards, the lifting rod 9 and the piston 15 are lowered, so that the sol in, the amount of the injected sol can be controlled by controlling the descending displacement of the piston 15, quantitative injection is realized, the sol is sucked into the injection tube 1 through the piston 15, the glue injection work is completed through the piston 15, the blockage can be further prevented, in addition, the gear structure in the gear box 10 can enable the motor 8 to simultaneously control the piston 15 and the crushing blades 16 to move, the cost is saved, and the control is convenient.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a PVC pipe injection moulding equipment is prevented blockking up in feeding, includes injection tube (1), support column (3), guide rail (5), slider (6), motor (8), workbin (11) and inlet pipe (12), its characterized in that, inlet pipe (12) left end is connected with injection tube (1), workbin (11) set up in injection tube (1) right side, and inlet pipe (12) right-hand member is connected with workbin (11), injection tube (1) front side is provided with support column (3), and support column (3) rear end fixedly connected with fixed cover (4), and fixed cover (4) cover is established on injection tube (1) and fixed connection, support column (3) top is fixed and is provided with guide rail (5), is provided with slider (6) in guide rail (5), and guide rail (5) top fixed mounting has motor (8), and motor (8) below is connected with lead screw (7), the screw rod (7) is in threaded connection with the sliding block (6), a piston (15) is arranged in the injection tube (1), the top of the piston (15) is fixedly connected with a lifting rod (9), and the top of the lifting rod (9) is fixedly connected with the sliding block (6).

2. The PVC pipe injection molding device capable of preventing blockage in feeding of claim 1, wherein a crushing box (13) is arranged in the middle of the feeding pipe (12), a first rotating shaft (17) is arranged in the middle of the inner side of the crushing box (13), a plurality of crushing blades (16) are arranged on the first rotating shaft (17), a gear box (10) is fixedly connected to the right end of the supporting column (3), and the front side of the first rotating shaft (17) is inserted into the gear box (10).

3. The feeding anti-clogging PVC pipe injection molding device according to the claim 2, characterized in that the injection pipe (1) is provided with a first electromagnetic valve (2) corresponding to the lower side of the feeding pipe (12), and the feeding pipe (12) is provided with a second electromagnetic valve (14) corresponding to the left side of the crushing box (13).

4. The feeding anti-clogging PVC pipe injection molding apparatus according to claim 1, wherein the piston (15) is made of ductile iron.

5. The feeding anti-blocking PVC pipe injection molding device according to claim 2, wherein a first gear (18) is fixedly connected to the inside of the gear box (10) close to the front end of the first rotating shaft (17), the left front side of the first gear (18) is meshed with a second gear (19), the left end of the second gear (19) is fixedly connected with a second rotating shaft (22), the left end of the second rotating shaft (22) is fixedly connected with a fourth gear (21), a third gear (20) is fixedly connected to the bottom of the screw rod (7), and the third gear (20) is meshed with the fourth gear (21).

6. The feeding anti-clogging PVC pipe injection molding device according to claim 1, characterized in that a plurality of bearings are sleeved on the screw rod (7), and the outer sides of the bearings are fixedly connected with the support columns (3).

7. The feeding anti-clogging PVC pipe injection molding device according to claim 2, characterized in that the stirring and crushing blades (16) are divided into four groups and uniformly distributed in a ring shape, and the number of the stirring and crushing blades (16) in each group is 3.