CN211917495U

CN211917495U - Self-cleaning polyurethane foaming module

Info

Publication number: CN211917495U
Application number: CN201922015513.0U
Authority: CN
Inventors: 胡胜; 胡贤龙; 蔡伟
Original assignee: Wuhan Jiayuehan Foaming Technology Co ltd
Current assignee: Wuhan Jiayuehan Foaming Technology Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-11-13
Anticipated expiration: 2029-11-20

Abstract

The utility model relates to a polyurethane foaming module of self-cleaning, including a top mould, a plurality of solid fixed cylinder and the loading board that runs through a mould, movable mounting has the trachea in the solid fixed cylinder, trachea inner is provided with air guide head, outer end and is connected with the loading board, still erect the topshell on the loading board, still be equipped with on the loading board and be located the topshell and with a plurality of current-limiting heads that a plurality of tracheas are corresponding. The utility model has the advantages that: after the product shaping finishes, under the propelling movement of pneumatic cylinder for trachea downwardly extending to the polyurethane foam residual material who will adhere to on top mould and air guide head is released, inputs high-pressure gas through the air pump, and in the air current can flow into the trachea, washes through high-pressure draught, avoids polyurethane foam residual material adhesion on top mould and air guide head, thereby realizes the module from the clearance function.

Description

Self-cleaning polyurethane foaming module

Technical Field

The utility model relates to a production and processing technology field specifically is a polyurethane foaming module of self-cleaning.

Background

In short, the mold is a tool for manufacturing a molded article, the tool is composed of various parts, and different molds are composed of different parts, and the processing of the shape of the article is realized mainly by changing the physical state of the molded material.

In the production process to polyurethane foaming product, need pour into a mould with the raw materials in, the exhaust hole has generally been seted up on the mould, when making things convenient for pouring the material in the mould, can in time get rid of the air in the mould, can in time get rid of the various gases that produce in the material forming process simultaneously, the back is accomplished in the foaming product shaping, and polyurethane foaming residual material blocks up the exhaust hole on the mould very easily, consequently at every turn after the product shaping, all needs manual cleaning, and the clearance process is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem who exists among the prior art, provide the polyurethane foaming module of a self-cleaning and solve above-mentioned foaming product shaping back that finishes, the exhaust hole on the mould is blockked up very easily in the polyurethane foaming, consequently at every turn after the product shaping, all need artifical clearance, the very inconvenient problem of clearance process.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a self-cleaning polyurethane foaming module comprises a top die, a plurality of fixed cylinders penetrating through the top die and a bearing plate, wherein air pipes are movably arranged in the fixed cylinders, air guide heads are arranged at the inner ends of the air pipes, the outer ends of the air pipes are connected with the bearing plate, a top shell is further erected on the bearing plate, and a plurality of flow limiting heads which are positioned in the top shell and correspond to the air pipes are further arranged on the bearing plate;

the outer wall of the top die is further provided with a plurality of hydraulic cylinders connected with the bearing plate and used for driving and pushing the bearing plate, an air pump is further mounted on the top shell, the outer end side wall of the flow limiting head and the outer end side wall of the air pipe are communicated with each other with a communicating pipe, an air guide pipe is communicated between the flow limiting head and the air pump, and the outer wall of the flow limiting head is further communicated with an exhaust pipe used for exhausting.

The utility model has the advantages that: after the compound die is accomplished to the top mould, the air in with the mould and the various gaseous leading-in to the trachea that produce among the forming process through the air guide head that sets up, air and various gas can be discharged along the blast pipe through the intercommunication pipe, thereby the normal casting forming process of foaming product has been guaranteed, after the product shaping finishes, under the propelling movement of pneumatic cylinder, make trachea downwardly extending, thereby to be attached to the polyurethane foaming residual material on top mould and air guide head and release, input high-pressure gas through the air pump, the air current can flow in the trachea, wash through high-pressure air current, avoid polyurethane foaming residual material adhesion on top mould and air guide head, thereby realize the module from the clearance function.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the diameter of the air pipe is matched with the inner diameter of the fixed cylinder, and the length of the air pipe is greater than that of the fixed cylinder.

Adopt above-mentioned further scheme's beneficial effect to be, guarantee that the trachea can remove along fixed section of thick bamboo smoothly, and have certain removal interval.

Further, the flow-limiting head comprises a shell, a communication port and an air inlet are respectively formed in two opposite side walls of the shell, the communication port is communicated with one end of the communication pipe, the air inlet is communicated with one end of the air duct, an air outlet is formed in the top wall of the shell, and the air inlet is communicated with one end of the exhaust pipe.

The beneficial effect who adopts above-mentioned further scheme is that, when the various gas that produce in the air in the mould and the forming process need be discharged, it is leading-in through the intercommunication mouth, derive through the gas outlet to guarantee the normal casting of foaming product and shape, when needs let in the high-pressure draught clearance, it is leading-in with the air current through the air inlet, derive through the intercommunication mouth, thereby realize the cleaning process to the module.

Furthermore, the flow limiting head further comprises a guide plate and an elastic component, the guide plate is rotatably installed on one side wall, close to the air inlet, of the cavity of the shell, and the elastic component is installed between the top wall of the cavity of the shell and the guide plate.

Adopt above-mentioned further scheme's beneficial effect is, in the mould material forming process, under elastomeric element's support, can promote the guide plate and realize the shutoff to the air inlet, make intercommunication mouth and gas outlet intercommunication, thereby guarantee that the air in the mould and the various gaseous ability normal discharge that produce among the forming process, after the product shaping, high-pressure draught is leading-in from the air inlet, make the guide plate take place the deflection and to the shutoff of gas outlet, make gas outlet and intercommunication mouth intercommunication, guarantee that high-pressure gas can flow into in the module.

Further, the outer wall of top mould still erects the bearing part that is located the loading board outside, the draw-in groove has been seted up to the inboard of bearing part, the outside joint of loading board is in the draw-in groove.

Adopt above-mentioned further scheme's beneficial effect to restrict the loading board through the draw-in groove that sets up on the bearing part to guarantee the in-process of pneumatic cylinder propelling movement loading board, loading board 3 can the steady movement.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the exhaust state of the flow-limiting head of the present invention;

fig. 3 is a schematic structural view of the exhaust state of the flow-limiting head of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the top die comprises a top die body, 1a, a fixed cylinder, 2, an air pipe, 2a, an air guide head, 3, a bearing plate, 4, a hydraulic cylinder, 5, a top shell, 6, a flow limiting head, 61, a shell, 62, a guide plate, 63, an elastic component, 6a, a communication port, 6b, an air inlet, 6c, an air outlet, 7, an air pump, 8, a communication pipe, 9, an air guide pipe, 10, an exhaust pipe, 11, a bearing part, 11a and a clamping groove.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

The utility model also provides an preferred embodiment

As shown in fig. 1, the self-cleaning polyurethane foaming module according to the present invention includes a top mold 1, a plurality of fixing cylinders 1a penetrating the top mold 1, and a carrier plate 3.

In this embodiment, the fixed cylinder 1a is preferred two, movable mounting has trachea 2 in the fixed cylinder 1a, trachea 2 the inner is provided with air guide head 2a, the outer end is connected with loading board 3, loading board 3 is last still to erect top shell 5, still be equipped with on the loading board 3 and be located top shell 5 and with two corresponding current-limiting heads 6 of trachea 2, the diameter of trachea 2 and the internal diameter looks adaptation of fixed cylinder 1a, and trachea 2's length is greater than the length of fixed cylinder 1a, guarantee that trachea 2 can move along fixed cylinder 1a smoothly, and there is certain removal interval.

The outer wall of top mould 1 still is equipped with two pneumatic cylinders 4 that link to each other with loading board 3 for drive propelling movement loading board 3, still install air pump 7 on the epitheca 5, the model of air pump 7 can be JS1038, the outer end lateral wall intercommunication of current-limiting head 6 and trachea 2 has communicating pipe 8, the intercommunication has air duct 9 between current-limiting head 6 and the air pump 7, wherein air duct 9 adopts the three-way pipe, the one end of three-way pipe links to each other with air pump 7, both ends communicate with two current-limiting barrels 6 respectively in addition, the outer wall of current-limiting head 6 still communicates has the blast pipe 10 that is used for carminative.

After top die 1 accomplishes the compound die, air and various gas that produce among the forming process are leading-in to trachea 2 through the air guide head 2a that sets up in with the mould, air and various gas can be discharged along blast pipe 10 through communicating pipe 8, thereby the normal casting forming process of foaming product has been guaranteed, after the product shaping finishes, under the propelling movement of pneumatic cylinder 4, make trachea 2 downwardly extending, thereby to release the polyurethane foaming residual material that will adhere to on top die 1 and air guide head 2a, input high-pressure gas through air pump 7, the air current can flow in trachea 2, wash through high-pressure draught, avoid polyurethane foaming residual material adhesion on top die 1 and air guide head 2a, thereby realize the module from cleaning function

Preferably, the flow-limiting head 6 includes a housing 61, two opposite side walls of the housing 61 are respectively provided with a communication port 6a and an air inlet 6b, wherein the communication port 6a is communicated with one end of the communication pipe 8, the air inlet 6b is communicated with one end of the air duct 9, a top wall of the housing 61 is provided with an air outlet 6c, wherein the air inlet 6b is communicated with one end of the exhaust pipe 10, the flow-limiting head 6 further includes a flow-guiding plate 62 and an elastic component 63, the elastic component 63 can be a spring with elastic expansion, the flow-guiding plate 62 can be rotatably installed at one side wall of the cavity of the housing 61 close to the air inlet 6b, the elastic component 63 is installed between the top wall of the cavity of the housing 61 and the flow-guiding plate 62, as shown in fig. 2, in the molding process of the material in the mold, under the support of the elastic component, thereby ensuring that the air in the mould and various gases generated in the forming process can be normally discharged.

As shown in fig. 3, after the product is molded, the high-pressure air flow is introduced from the air inlet 6b, so that the deflector 62 deflects to block the air outlet 6c, and the air outlet 6b is communicated with the communication port 6a, thereby ensuring that the high-pressure air can flow into the module.

Preferably, the outer wall of top die 1 still erects the bearing part 11 that is located the loading board 3 outside, and draw-in groove 11a has been seted up to the inboard of bearing part 11, and the outside joint of loading board 3 is in the draw-in groove, restricts loading board 3 through the draw-in groove 11a that sets up on bearing part 11 to guarantee the in-process of pneumatic cylinder 4 propelling movement loading board 3, loading board 3 can the steady movement.

The above description is only for the preferred embodiment of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A self-cleaning polyurethane foaming module is characterized by comprising a top die (1), a plurality of fixed cylinders (1a) penetrating through the top die (1) and a bearing plate (3), wherein air pipes (2) are movably mounted in the fixed cylinders (1a), the inner ends of the air pipes (2) are provided with air guide heads (2a), the outer ends of the air pipes are connected with the bearing plate (3), a top shell (5) is erected on the bearing plate (3), and a plurality of flow limiting heads (6) which are positioned in the top shell (5) and correspond to the air pipes (2) are further arranged on the bearing plate (3);

the outer wall of top mould (1) still is equipped with a plurality of pneumatic cylinders (4) that link to each other with loading board (3) for drive propelling movement loading board (3), still install air pump (7) on epitheca (5), the outer end lateral wall intercommunication of current-limiting head (6) and trachea (2) has communicating pipe (8), the intercommunication has air duct (9) between current-limiting head (6) and air pump (7), the outer wall of current-limiting head (6) still intercommunication has blast pipe (10) that are used for the exhaust.

2. A self-cleaning polyurethane foaming module according to claim 1, wherein the diameter of the air pipe (2) is adapted to the inner diameter of the fixed cylinder (1a), and the length of the air pipe (2) is greater than the length of the fixed cylinder (1 a).

3. The self-cleaning polyurethane foaming module according to claim 1, wherein the flow limiting head (6) comprises a housing (61), two opposite side walls of the housing (61) are respectively provided with a communication port (6a) and an air inlet (6b), the communication port (6a) is communicated with one end of a communication pipe (8), the air inlet (6b) is communicated with one end of an air duct (9), the top wall of the housing (61) is provided with an air outlet (6c), and the air inlet (6b) is communicated with one end of an exhaust pipe (10).

4. A self-cleaning polyurethane foaming module according to claim 3, wherein the flow-restricting head (6) further comprises a baffle (62) and an elastic member (63), the baffle (62) is rotatably mounted on a side wall of the chamber of the housing (61) near the gas inlet (6b), and the elastic member (63) is mounted between the top wall of the chamber of the housing (61) and the baffle (62).

5. The self-cleaning polyurethane foaming module according to claim 1, wherein a bearing part (11) located outside the bearing plate (3) is further erected on the outer wall of the top mold (1), a clamping groove (11a) is formed in the inner side of the bearing part (11), and the outer side of the bearing plate (3) is clamped in the clamping groove.