Cutting equipment for plastic film processing

Abstract

The utility model relates to the technical field of plastic film cutting, in particular to cutting equipment for plastic film processing, which comprises a box body base, a movable groove is arranged at the top of the box body base, a storage groove is arranged on the inner bottom surface of the movable groove, and first bearings are arranged on two sides of the inner part of the storage groove. A first rotating roller is arranged between the two sides of the interior of each first bearing, and a connecting rod is arranged on one side of each first rotating roller. The plastic film cutting device has the beneficial effects that a first speed adjusting motor is used for driving a connecting rod and a first rotating roller to rotate, so that a plastic film between the first rotating roller and a second rotating roller can be conveyed and moved, and the pull-out length and width of the plastic film can be controlled through a cutting assembly; the plastic film cutting device can be suitable for plastic films with different sizes as much as possible, and the use flexibility of the cutting device can be improved to a certain extent.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic film cutting, in particular to a cutting device for plastic film processing. Background Art

[0002] The forming processes of plastic films mainly include injection molding, extrusion molding, blow molding, etc. Injection molding is a method of manufacturing parts by injecting materials into a mold; extrusion molding is to melt plastic raw materials to form a continuous profile, such as films, continuous sheets, etc.; blow molding is a secondary forming technology that uses gas pressure to blow up the plastic closed in the mold cavity into a product.

[0003] However, in the prior art, when cutting existing plastic films, since only simple horizontal cutting is performed, only the pulled-out length can be controlled, and the width cannot be controlled for cutting, which is not suitable for using plastic films of different scales, and the flexibility of use of the cutting device is poor. Summary of the Utility Model

[0004] The utility model provides a cutting device for plastic film processing, which solves the structural technical problem that the existing plastic film cutting device can only control the pulled-out length and cannot control the width for cutting.

[0005] The solution of the utility model to the above technical problem is as follows: A cutting device for plastic film processing includes a box body base. A movable groove is provided at the top of the box body base. A storage groove is provided at the inner bottom surface of the movable groove. One-way bearings are provided on both sides inside the storage groove. One-way rotary rollers are provided between the two sides inside each one-way bearing. A connecting rod is provided on one side of the one-way rotary roller. A first speed regulating motor is provided on one side of the connecting rod. A fixing plate is fixed to the bottom of the first speed regulating motor. A cutting assembly is provided at the top of the box body base. Two-way bearings are provided on both sides inside the movable groove. Two-way rotary rollers are provided between the two sides inside each two-way bearing. A placing support body is fixed to one side of the box body base.

[0006] The beneficial effects of the utility model are as follows: The box body base mainly plays a role in facilitating storage and support. The movable groove can facilitate the movement and transmission of the plastic film. The storage groove can store the one-way bearings. The one-way bearings can allow the one-way rotary rollers to rotate. The connecting rod can drive the one-way rotary roller to rotate. The first speed regulating motor can drive the connecting rod and the one-way rotary roller to rotate. The fixing plate can support the bottom of the first speed regulating motor. The cutting assembly can facilitate the control and cutting of the length and width of the plastic film. The two-way bearings can allow the two-way rotary rollers to rotate. The two-way rotary rollers and the one-way rotary rollers can allow the plastic film to be transmitted and moved. The placing support body can place the roller of the plastic film, facilitating the pulling-out process of the plastic film.

[0007] On the basis of the above technical solution, the utility model can also be improved as follows.

[0008] Further, the cutting assembly includes four bearing seats, and the four bearing seats are arranged on the top of the box body base, and a lead screw main body is arranged between the opposite sides of two of the bearing seats.

[0009] The beneficial effect of adopting the above further scheme is that the bearing seats can facilitate the support of the lead screw main body and the bidirectional lead screw body, and the lead screw main body can facilitate the lateral repeated movement of the first lead screw nut block.

[0010] Further, a first lead screw nut block is arranged on the outer surface wall of the lead screw main body, and a first electric telescopic rod is arranged at the bottom of the first lead screw nut block.

[0011] The beneficial effect of adopting the above further scheme is that the first lead screw nut block can facilitate the lateral repeated movement of the first electric telescopic rod, and the first electric telescopic rod can drive the first cutting knife to move up and down repeatedly.

[0012] Further, a first cutting knife is arranged at the bottom of the first electric telescopic rod, and a bidirectional lead screw body is arranged between the opposite sides of the other two bearing seats.

[0013] The beneficial effect of adopting the above further scheme is that the first cutting knife can control the pulling length of the plastic film, and the bidirectional lead screw body can change the distance between the two second lead screw nut blocks.

[0014] Further, two second lead screw nut blocks are arranged on the outer surface wall of the bidirectional lead screw body, a second electric telescopic rod is arranged at the bottom of each second lead screw nut block, and a second cutting knife is arranged at the bottom of each second electric telescopic rod.

[0015] The beneficial effect of adopting the above further scheme is that the two second lead screw nut blocks can drive the second electric telescopic rod to move laterally repeatedly, and the second electric telescopic rod can drive the second cutting knife to complete the width adjustment cutting of the plastic film.

[0016] Further, a second speed regulating motor is arranged on one side of the lead screw main body and the bidirectional lead screw body, and a support plate is arranged between the bottoms of each second speed regulating motor.

[0017] The beneficial effect of adopting the above further scheme is that the second speed regulating motor can drive the lead screw main body and the bidirectional lead screw body to rotate, and the arranged support plate can support the second speed regulating motor.

[0018] Beneficial effects: By using the first speed-regulating motor to drive the connecting rod and the first rotating roller to rotate, the plastic film between the first rotating roller and the second rotating roller can be transported and moved. The cutting assembly can control the pulling length and width of the plastic film, and can be adapted to the use of plastic films with different scales as much as possible, which can improve the flexibility of use of the cutting device to a certain extent.

[0019] The above description is only an overview of the technical solution of the present invention. In order to understand the technical means of the present invention more clearly and implement it according to the content of the specification, the following describes the preferred embodiments of the present invention in detail in conjunction with the drawings. The specific implementation manners of the present invention are given in detail by the following embodiments and their drawings. Brief Description of the Drawings

[0020] The drawings described herein are used to provide a further understanding of the present invention and form a part of this application. The schematic embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation to the present invention. In the drawings:

[0021] Figure 1 is a three-dimensional view of a cutting device for plastic film processing proposed by the present invention;

[0022] Figure 2 is a schematic side view structure diagram of a cutting device for plastic film processing proposed by the present invention;

[0023] Figure 3 is a plastic film processing proposed by the present invention Figure 1 Enlarged three-dimensional view of part A.

[0024] Legend:

[0025] 1. Box base; 2. Activity groove; 3. Storage groove; 4. First bearing; 5. First rotating roller; 6. Connecting rod; 7. First speed-regulating motor; 8. Fixed plate; 9. Cutting assembly; 10. Second bearing; 11. Second rotating roller; 12. Placing bracket body; 91. Bearing seat; 92. Lead screw main body; 93. First lead screw nut block; 94. First electric telescopic rod; 95. First cutting knife; 96. Bi-directional lead screw body; 97. Second lead screw nut block; 971. Second electric telescopic rod; 972. Second cutting knife; 98. Second speed-regulating motor; 99. Support plate. Detailed Description of the Preferred Embodiments

[0026] The following combines the attached Figures 1-3The principles and features of the present utility model are described. The examples given are only used to explain the present utility model and are not intended to limit the scope of the present utility model. In the following paragraphs, the present utility model will be described more specifically by way of example with reference to the accompanying drawings. According to the following description and the claims, the advantages and features of the present utility model will be clearer. It should be noted that the drawings are all in a very simplified form and use non-precise scales, only for the purpose of conveniently and clearly assisting in explaining the embodiments of the present utility model.

[0027] Embodiment 1

[0028] As Figures 1-3 shown, a cutting device for plastic film processing according to the present utility model includes a box body base 1. A movable groove 2 is provided at the top of the box body base 1. A storage groove 3 is provided at the inner bottom surface of the movable groove 2. First bearings 4 are provided on both sides inside the storage groove 3. First rotating rollers 5 are provided between the two sides inside each first bearing 4. A connecting rod 6 is provided on one side of the first rotating roller 5. A first speed regulating motor 7 is provided on one side of the connecting rod 6. A fixing plate 8 is fixed at the bottom of the first speed regulating motor 7. A cutting assembly 9 is provided at the top of the box body base 1. Second bearings 10 are provided on both sides inside the movable groove 2. Second rotating rollers 11 are provided between the two sides inside each second bearing 10. A placing support body 12 is fixed on one side of the box body base 1.

[0029] Embodiment 2

[0030] As Figures 1-3 shown, the cutting assembly 9 includes four bearing seats 91. The four bearing seats 91 are provided at the top of the box body base 1. A lead screw main body 92 is provided between the opposite sides of two of the bearing seats 91. A first lead screw nut block 93 is provided on the outer surface of the lead screw main body 92. A first electric telescopic rod 94 is provided at the bottom of the first lead screw nut block 93. A first cutting knife 95 is provided at the bottom of the first electric telescopic rod 94. A bidirectional lead screw body 96 is provided between the opposite sides of the other two bearing seats 91.

[0031] In this embodiment, the bearing seats 91 can facilitate the support of the lead screw main body 92 and the bidirectional lead screw body 96. The lead screw main body 92 can facilitate the lateral reciprocating movement of the first lead screw nut block 93. The first lead screw nut block 93 can facilitate the lateral reciprocating movement of the first electric telescopic rod 94. The first electric telescopic rod 94 can drive the first cutting knife 95 to reciprocate up and down. The first cutting knife 95 can control the pulling length of the plastic film. The bidirectional lead screw body 96 can change the distance between the two second lead screw nut blocks 97.

[0032] Embodiment 3

[0033] As Figures 1-3As shown in the figure, two second lead screw nut blocks 97 are provided on the outer wall of the bidirectional lead screw body 96. A second electric telescopic rod 971 is provided at the bottom of each second lead screw nut block 97, and a second cutting knife 972 is provided at the bottom of each second electric telescopic rod 971. A second speed regulating motor 98 is provided on one side of the lead screw main body 92 and the bidirectional lead screw body 96, and a support plate 99 is provided between the bottoms of each second speed regulating motor 98.

[0034] In this embodiment, the two second lead screw nut blocks 97 can make the second electric telescopic rod 971 move horizontally back and forth. The second electric telescopic rod 971 can drive the second cutting knife 972 to complete the width adjustment cutting of the plastic film. The second speed regulating motor 98 can drive the lead screw main body 92 and the bidirectional lead screw body 96 to rotate. The provided support plate 99 can support the second speed regulating motor 98.

[0035] Working principle:

[0036] When plastic film cutting is required, the first speed regulating motor 7 can be used to drive the connecting rod 6 and the first rotating drum 5 to rotate first, so that the plastic film between the first rotating drum 5 and the second rotating drum 11 can be transmitted and moved. The second speed regulating motor 98 can be used to make the first lead screw nut block 93 on the lead screw main body 92 move horizontally back and forth, so that the first electric telescopic rod 94 can drive the first cutting knife 95 to control the cutting of the pulled-out length of the plastic film. By changing the distance between the two second lead screw nut blocks 97 on the bidirectional lead screw body 96, the second electric telescopic rod 971 can drive the second cutting knife 972 to cut the width of the plastic film, which can be as suitable as possible for plastic films of different sizes, and can improve the use flexibility of the cutting device to a certain extent.

[0037] The above is only a preferred embodiment of the present invention, and it is not intended to limit the present invention in any form; any ordinary technical personnel in the industry can smoothly implement the present invention according to the description shown in the attached drawings of the specification and the above description; however, any slight changes, modifications and evolutions made by those skilled in the art within the scope of the technical solution of the present invention by using the technical content disclosed above are equivalent embodiments of the present invention; at the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the present invention still fall within the protection scope of the technical solution of the present invention.

Claims

1. A cutting device for processing plastic film, comprising a box base (1), characterized in that: A movable groove (2) is arranged at the top of the box base (1), a storage groove (3) is arranged on the inner bottom surface of the movable groove (2), a No. 1 bearing (4) is arranged on both sides of the inner part of the storage groove (3), a No. 1 rotating roller (5) is arranged between the inner sides of each No. 1 bearing (4), a connecting rod (6) is arranged on one side of the No. 1 rotating roller (5), a No. 1 speed regulating motor (7) is arranged on one side of the connecting rod (6), a fixing plate (8) is fixed at the bottom of the No. 1 speed regulating motor (7), a cutting assembly (9) is arranged at the top of the box base (1), a No. 2 bearing (10) is arranged on both sides of the inner part of the movable groove (2), a No. 2 rotating roller (11) is arranged between the inner sides of each No. 2 bearing (10), and a placing bracket (12) is fixed on one side of the box base (1).

2. A cutting device for plastic film processing according to claim 1, characterized in that: The cutting assembly (9) comprises four bearing seats (91), wherein the four bearing seats (91) are arranged on the top of the box base (1), wherein a screw rod body (92) is arranged between opposite sides of two of the bearing seats (91).

3. A cutting device for plastic film processing according to claim 2, characterized in that: A first screw nut block (93) is provided on the outer wall of the screw body (92), and a first electric telescopic rod (94) is provided at the bottom of the first screw nut block (93).

4. A cutting device for plastic film processing according to claim 3, characterized in that: A No. 1 cutting knife (95) is arranged at the bottom of the No. 1 electric telescopic rod (94), and a bidirectional screw rod body (96) is arranged between opposite sides of the other two bearing seats (91).

5. A cutting device for plastic film processing according to claim 4, characterized in that: The outer wall of the bidirectional screw body (96) is provided with two No. 2 screw nut blocks (97), the bottom of each No. 2 screw nut block (97) is provided with a No. 2 electric telescopic rod (971), and the bottom of each No. 2 electric telescopic rod (971) is provided with a No. 2 cutting knife (972).

6. A cutting device for plastic film processing according to claim 2, characterized in that: A second speed regulating motor (98) is disposed on one side of the screw rod body (92) and the bidirectional screw rod body (96), and a support plate (99) is disposed between the bottoms of each of the second speed regulating motors (98).

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