CN202805591U

CN202805591U - TPU (thermal receiver unit) complex film production equipment

Info

Publication number: CN202805591U
Application number: CN201220468012.3U
Authority: CN
Inventors: 何建雄
Original assignee: Suzhou Xionglin New Material Technology Co Ltd
Current assignee: Suzhou Xionglin New Material Technology Co Ltd
Priority date: 2012-09-14
Filing date: 2012-09-14
Publication date: 2013-03-20
Anticipated expiration: 2022-09-14

Abstract

The utility model provides TPU (thermal receiver unit) complex film production equipment, and relates to the technical field of film production equipment. The TPU complex film production equipment comprises an extruder die head, a first constant temperature pressing wheel, a second constant temperature pressing wheel and a cooling forming wheel, wherein the first constant temperature pressing wheel and the second constant temperature pressing wheel are positioned below the extruder die head and are symmetrically positioned on the two sides of the extruder die head; and the cooling forming wheel is positioned below the first constant temperature pressing wheel and the second constant temperature pressing wheel. The two pressing wheels are adopted to simultaneously rotate on the inner sided in reverse directions, a PET film and a release paper film are respectively pressed on the positive and negative sides of a TPU deposited material flowing out from the extruder die head, so that the thickness of a TPU complex film is uniform, the smoothness is good, the TPU complex film has no crystal point and no flow mark; and the quality of the TPU complex film is greatly improved, thereby meeting the requirements of high-grade products.

Description

A kind of TPU composite membrane production equipment

Technical field

The utility model relates to the membrane production equipment technical field, particularly a kind of TPU composite membrane production equipment.

Background technology

TPU (thermoplastic polyurethane) is the environmental protection macromolecule polymer, it has overcome many defectives of PVC and PU skin, not only have most of characteristic of rubber and common plastics, but also have good comprehensive physical and chemical property, so the following material that is otherwise known as.The TPU film is to adopt the TPU pellet, and by the film that special process is made, it has inherited the outstanding physical property of TPU, and range of application is very extensive.Owing to have avirulent advantage, meet environmental requirement, the TPU film product is widely used in the fields such as vamp, mat applying, handbag, case and bag and handicraft, usually chooses the both sides formation TPU composite membrane that release liners and PET film are compounded in respectively the TPU film, thereby takes into account the advantage of three kinds of materials.

But existing membrane production equipment, its TPU composite membrane of producing is in uneven thickness, and flatness is relatively poor, and current mark and brilliant point are arranged, and has a strong impact on the quality of TPU composite membrane.

The utility model content

For solving the problems of the technologies described above, the utility model provides a kind of TPU membrane production equipment, even with the TPU film thickness of realizing producing, flatness good, without the purpose of current mark and brilliant point, greatly improve the quality of TPU film.

For achieving the above object, the technical solution of the utility model is as follows:

A kind of TPU composite membrane production equipment comprises extruder die head, the first constant temperature pinch roller, the second constant temperature pinch roller and cooling forming wheel; Described the first constant temperature pinch roller and described the second constant temperature pinch roller are positioned at the below of described extruder die head, and are symmetrically located at the both sides of described extruder die head; Described cooling forming wheel is positioned at the below of described the first constant temperature pinch roller and described the second constant temperature pinch roller.

Preferably, described the first constant temperature pinch roller is ganoid rubber wheel or iron tyre, and described the second constant temperature pinch roller is that dapple rubber wheel or iron tyre are established in the surface.

Preferably, the direction of rotation of described the first constant temperature pinch roller and described the second constant temperature pinch roller, described cooling forming wheel is identical with the rotation direction of described the second constant temperature pinch roller.

Preferably, the direction of rotation of described the first constant temperature pinch roller and described the second constant temperature pinch roller, described cooling forming wheel is identical with the rotation direction of described the first constant temperature pinch roller.

Preferably, described the first constant temperature pinch roller be connected the second constant temperature pinch roller and be connected with a die heater by water pipe respectively.

Preferably, described cooling forming wheel is connected with a cooler by water pipe.

Pass through technique scheme, the TPU composite membrane production equipment that the utility model provides, during production, the release liners film is sent into from a side of extruder die head, batch through the constant temperature pinch roller, simultaneously the PET film is sent into from the opposite side of extruder die head, batch through another constant temperature pinch roller pinch roller, two pinch rollers turn to the inside with opposite direction simultaneously, with PET film and release liners film respectively to being pressed in the tow sides of the TPU buildup that extruder die head flows out, the TPU composite membrane even thickness that obtains, flatness is good, without brilliant point and current mark, the quality of TPU composite membrane improves greatly, satisfies the requirement of expensive goods.

Description of drawings

In order to be illustrated more clearly in the technical scheme of the utility model embodiment, the accompanying drawing of required use was done to introduce simply during the below will describe embodiment.

Fig. 1 is the work schematic diagram of the utility model embodiment one disclosed a kind of TPU composite membrane production equipment;

Fig. 2 is the work schematic diagram of the utility model embodiment two disclosed a kind of TPU composite membrane production equipments.

The specific embodiment

Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described.

The utility model provides a kind of TPU composite membrane production equipment (referring to Fig. 1), comprises extruder die head 1, the first constant temperature pinch roller 2, the second constant temperature pinch roller 3 and cooling forming wheel 4; The first constant temperature pinch roller 2 and the second constant temperature pinch roller 3 are positioned at the below of extruder die head 1, and are symmetrically located at the both sides of extruder die head 1; Cooling forming wheel 4 is positioned at the below of the first constant temperature pinch roller 2 and the second constant temperature pinch roller 3.

The first constant temperature pinch roller 2 is ganoid rubber wheel or iron tyre, and the second constant temperature pinch roller 3 is established dapple rubber wheel or iron tyre for the surface.

The first constant temperature pinch roller 2 be connected constant temperature pinch roller 3 and be connected with a die heater 6 by water pipe 5 respectively, die heater 5 provides the current of steady temperature for the first constant temperature pinch roller 2 and the second constant temperature pinch roller 3.

Cooling forming wheel 4 is connected with a cooler 8 by water pipe 7, and cooler 8 provides the current of low temperature for cooling forming wheel 4.

Embodiment one:

As shown in Figure 1, the direction of rotation of the first constant temperature pinch roller 2 and the second constant temperature pinch roller 3, cooling forming wheel 4 is identical with the rotation direction of the second constant temperature pinch roller 2, and the second constant temperature pinch roller 3 rotates in the counterclockwise direction with cooling forming wheel 4, and the first constant temperature pinch roller 2 rotates along clockwise direction.

During production, release liners film A is sent into from the left side of extruder die head 1, batch through the first constant temperature pinch roller 2, simultaneously PET film B is sent into from the right side of extruder die head 1, batch through the second constant temperature pinch roller 3, two pinch rollers turn to the inside with opposite direction simultaneously, and PET film B and release liners film A respectively to being pressed in the two sides of the TPU buildup C that extruder die head flows out, are obtained TPU composite membrane D.TPU composite membrane D batches through 4 coolings of cooling forming wheel and obtains a volume release liners film A and roll up at the TPU in outside composite membrane.

Embodiment two:

As shown in Figure 2, the direction of rotation of the first constant temperature pinch roller 2 and the second constant temperature pinch roller 3, cooling forming wheel 4 is identical with the rotation direction of the first constant temperature pinch roller 2, and the first constant temperature pinch roller 2 rotates in the counterclockwise direction with cooling forming wheel 4, and the second constant temperature pinch roller 3 rotates along clockwise direction.

During production, release liners film A is sent into from the right side of extruder die head 1, batch through the first constant temperature pinch roller 2, simultaneously PET film B is sent into from the left side of extruder die head 1, batch through the second constant temperature pinch roller 3, two pinch rollers turn to the inside with opposite direction simultaneously, and PET film B and release liners film A respectively to being pressed in the two sides of the TPU buildup C that extruder die head flows out, are obtained TPU composite membrane D.TPU composite membrane D batches through 4 coolings of cooling forming wheel and obtains a volume PET film B and roll up at the TPU in outside composite membrane.

The TPU composite membrane production equipment that the utility model provides, adopt two pinch rollers to turn to the inside with opposite direction simultaneously, with PET film and release liners film respectively to being pressed in the tow sides of the TPU buildup that extruder die head flows out, TPU composite membrane even thickness, the flatness that obtains is good, nothing is brilliant puts and current mark, the quality of TPU composite membrane improves greatly, satisfies the requirement of expensive goods.

Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims

1. a TPU composite membrane production equipment is characterized in that, comprises extruder die head, the first constant temperature pinch roller, the second constant temperature pinch roller and cooling forming wheel; Described the first constant temperature pinch roller and described the second constant temperature pinch roller are positioned at the below of described extruder die head, and are symmetrically located at the both sides of described extruder die head; Described cooling forming wheel is positioned at the below of described the first constant temperature pinch roller and described the second constant temperature pinch roller.

2. a kind of TPU composite membrane production equipment according to claim 1 is characterized in that, described the first constant temperature pinch roller is ganoid rubber wheel or iron tyre, and described the second constant temperature pinch roller is that dapple rubber wheel or iron tyre are established in the surface.

3. a kind of TPU composite membrane production equipment according to claim 2 is characterized in that, the direction of rotation of described the first constant temperature pinch roller and described the second constant temperature pinch roller, and described cooling forming wheel is identical with the rotation direction of described the second constant temperature pinch roller.

4. a kind of TPU composite membrane production equipment according to claim 2 is characterized in that, the direction of rotation of described the first constant temperature pinch roller and described the second constant temperature pinch roller, and described cooling forming wheel is identical with the rotation direction of described the first constant temperature pinch roller.

5. according to claim 3 or 4 described a kind of TPU composite membrane production equipments, it is characterized in that, described the first constant temperature pinch roller be connected the second constant temperature pinch roller and be connected with a die heater by water pipe respectively.

6. a kind of TPU composite membrane production equipment according to claim 5 is characterized in that, described cooling forming wheel is connected with a cooler by water pipe.