Short cutting device for PA6 composite material production

Abstract

The utility model provides a chopping device for PA6 composite material production, and belongs to the technical field of PA6 composite material processing. The device comprises a conveying bed, a pressing roller and a cutting mechanism, supports are arranged on the two edges of the conveying bed, the pressing roller is arranged above the conveying bed, the two ends of the pressing roller are arranged on the side walls of the two edges of the conveying bed, the cutting mechanism comprises a rotating roller, a connecting cylinder and a cutting knife, the two ends of the rotating roller are lapped on the two supports, one end of the rotating roller is connected with a rotating motor, and the other end of the rotating roller is connected with the cutting knife. The connecting cylinder can enter from one end of the rotating roller to be connected to the outer surface of the rotating roller, a plurality of clamping grooves are formed in the outer edge of the connecting cylinder, a clamping opening is formed in one end of the cutting knife, the clamping opening is detachably formed in the clamping grooves, and the cutting knife can cut materials on the conveying bed. And the cutting mechanism is provided with a cutter which is detachably connected, so that the material cutting length can be adjusted, and the adaptability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of PA6 composite material processing, in particular to a short-cutting device for producing PA6 composite materials. Background Art

[0002] PA6 is also known as polyamide 6. In the PA6 synthesis process, the melt spinning method is usually used. The obtained slices are subjected to extraction, melt spinning, stretching of primary fibers and fiber post-processing to obtain the required finished fibers. The finished fibers usually need to be chopped. The existing device usually uses a conveyor belt to send the finished fibers to the bottom of the cutting roller to achieve rapid chopping. However, during the transmission of the conveyor belt, the cutting length cannot be adjusted. At the same time, the finished fibers are prone to deviation and warping, which leads to inconsistent lengths of the products after cutting, affecting product quality. To this end, the utility model provides a chopped device for the production of PA6 composite materials. Summary of the invention

[0003] In order to make up for the above shortcomings, the utility model provides a short-cutting device for the production of PA6 composite materials, which aims to improve the existing device which usually uses a conveyor belt to deliver the finished fiber to the bottom of the cutting roller to achieve rapid short-cutting. However, during the transmission of the conveyor belt, the cutting length cannot be adjusted, and the finished fiber is prone to deviation and warping, which leads to inconsistent length of the product after cutting, affecting the product quality.

[0004] The utility model is achieved in this way:

[0005] The utility model provides a short-cut device for producing PA6 composite materials, comprising:

[0006] A conveyor bed, with supports provided on both sides of the conveyor bed;

[0007] A plurality of pressing rollers, wherein the pressing rollers are arranged above the conveying bed, and both ends of the pressing rollers are arranged on the side walls of both edges of the conveying bed;

[0008] A cutting mechanism, the cutting mechanism comprising:

[0009] A rotating roller, the two ends of which are overlapped on the two supports, and one end of which is connected to a rotating motor;

[0010] a connecting tube, the connecting tube can enter from one end of the rotating roller and be connected to the outer surface of the rotating roller, and a plurality of slots are arranged on the outer edge of the connecting tube;

[0011] A plurality of cutting knives are provided with a bayonet at one end of the cutting knives, the bayonet being detachably arranged in the bayonet slot, and the cutting knives can cut the materials on the conveying bed.

[0012] Preferably, it also includes:

[0013] A handle is provided at an end of the rotating roller away from the rotating motor.

[0014] Preferably, it also includes:

[0015] A support plate is arranged on one side of the conveyor bed, and the rotary motor is arranged on the conveyor bed.

[0016] Preferably, the pressing rollers are arranged in two groups, and the materials placed on the conveying bed by the pressing rollers can pass under the pressing rollers, and the pressing rollers press the materials onto the conveying bed.

[0017] Preferably, a groove is provided on the outer surface of the rotating roller, a protrusion is provided on the inner wall of the connecting tube, and the connecting tube is connected to the rotating roller via the protrusion and the groove.

[0018] Preferably, a plurality of the cutting knives are arranged at intervals in the slot.

[0019] Preferably, it also includes:

[0020] Two groups of fixed cylinders, the fixed cylinders are detachably arranged on the outer surface of the rotating roller, the two fixed cylinders are arranged on both sides of the connecting cylinder, and the fixed cylinders can block the two sides of the slot.

[0021] The beneficial effects of the utility model are as follows: in a short-cutting device for the production of PA6 composite materials provided by the utility model, a pressing roller is arranged to press the material transported on the conveyor, which is convenient for the subsequent cutting mechanism to cut it and avoids the material from warping and affecting the cutting effect. At the same time, a detachably connected cutting knife is arranged on the cutting mechanism to adjust the cutting length of the material. The device is simple to operate and improves the adaptability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 A schematic diagram of the structure of a short-cut device for producing PA6 composite materials provided in an embodiment of the utility model;

[0024] Figure 2 This is a schematic diagram of the cutting mechanism structure provided in an embodiment of the utility model.

[0025] In the figure: conveyor bed 1, support 100, support plate 101, clamping roller 2, cutting mechanism 3, rotating roller 300, groove 301, handle 302, rotating motor 310, connecting cylinder 320, slot 321, protrusion 322, cutting knife 330, bayonet 331, handle 4, support plate 5, fixing cylinder 6. DETAILED DESCRIPTION

[0026] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific drawings.

[0027] It should be noted that, in the present invention, when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only and do not represent the only implementation method.

[0028] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0029] Example

[0030] like Figure 1-2As shown, the utility model provides a short-cut device for producing PA6 composite materials, comprising: a conveyor bed 1, a pressure roller 2, and a cutting mechanism 3. Supports 100 are arranged on both edges of the conveyor bed 1, the pressure roller 2 is arranged above the conveyor bed 1, and both ends of the pressure roller 2 are arranged on the side walls of both edges of the conveyor bed 1. The cutting mechanism 3 comprises: a rotating roller 300, a connecting cylinder 320, and a cutting knife 330. Both ends of the rotating roller 300 are overlapped on the two supports 100, one end of the rotating roller 300 is connected to a rotating motor 310, and the connecting cylinder 320 can enter the outer surface connected to the rotating roller 300 from one end of the rotating roller 300. A plurality of card slots 321 are arranged on the outer edge of the connecting cylinder 320, and a card slot 331 is arranged at one end of the cutting knife 330. The card slot 331 is detachably arranged in the card slot 321, and the cutting knife 330 can cut the material on the conveyor bed 1. The finished fiber on the conveyor bed 1 moves to the bottom of the pressing roller 2, is pressed by the pressing roller 2, and then moves to the bottom of the cutting mechanism 3. The cutting knife 330 in the cutting mechanism 3 quickly cuts the material into short pieces under the rotation of the rotating roller 300. The material cutting length is adjusted by adjusting the number of cutting knives 330 on the connecting cylinder 320. When adjusting the cutting knife 330, lift the end of the rotating roller 300 away from the rotating motor 310 from the support 100, remove the connecting cylinder 320 from the rotating roller 300, and then adjust the number of cutting knives 330 on the connecting cylinder 320. The cutting knife 330 is pulled out and installed from the slot 321 to complete the adjustment of the cutting mechanism 3.

[0031] In this embodiment, the present invention further comprises: a handle 4302 and a support plate 5101. The handle 4302 is disposed at one end of the rotating roller 300 away from the rotating motor 310. The support plate 5101 is disposed at one side of the conveying bed 1. The rotating motor 310 is disposed on the conveying bed 1. The arrangement of the handle 4302 facilitates lifting the rotating roller 300 from the support 100.

[0032] like Figure 1 As shown, preferably, the pressing rollers 2 are arranged in two groups, and the materials placed on the conveying bed 1 by the pressing rollers 2 can pass under the pressing rollers 2, and the pressing rollers 2 press the materials on the conveying bed 1. The pressing rollers 2 can reduce the occurrence of the finished fiber warping.

[0033] In this embodiment, if Figure 2 As shown, a groove 301 is provided on the outer surface of the rotating roller 300 , a protrusion 322 is provided on the inner wall of the connecting cylinder 320 , and the connecting cylinder 320 is connected to the rotating roller 300 via the protrusion 322 and the groove 301 .

[0034] In this embodiment, a plurality of the cutting knives 330 are arranged in the slot 321 at intervals. The cutting knives 330 arranged at intervals can cut longer materials compared to the cutting mechanism 3 in which the cutting knives 330 are arranged continuously.

[0035] In this embodiment, it also includes: two sets of fixed cylinders 6, which are detachably arranged on the outer surface of the rotating roller 300, and the two fixed cylinders 6 are arranged on both sides of the connecting cylinder 320, and the fixed cylinders 6 can block both sides of the slot 321. The setting of the fixed cylinder 6 can prevent the cutting knife 330 from deviating during the rotation process and sliding out of the slot 321. In order to avoid this situation, the fixed cylinder 6 is set, and the fixed cylinder 6 is preferably clamped on the side wall of the connecting cylinder 320.

[0036] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A short-cutting device for producing PA6 composite materials, characterized in that: include: A conveyor bed, with supports provided on both sides of the conveyor bed; A plurality of pressing rollers, wherein the pressing rollers are arranged above the conveying bed, and both ends of the pressing rollers are arranged on the side walls of both edges of the conveying bed; A cutting mechanism, the cutting mechanism comprising: A rotating roller, the two ends of which are overlapped on the two supports, and one end of which is connected to a rotating motor; a connecting tube, the connecting tube can enter from one end of the rotating roller and be connected to the outer surface of the rotating roller, and a plurality of slots are arranged on the outer edge of the connecting tube; A plurality of cutting knives are provided with a bayonet at one end of the cutting knives, the bayonet being detachably arranged in the bayonet slot, and the cutting knives can cut the materials on the conveying bed.

2. A short-cutting device for producing PA6 composite materials according to claim 1, characterized in that: Also includes: A handle is provided at an end of the rotating roller away from the rotating motor.

3. The short-cutting device for producing PA6 composite materials according to claim 1, characterized in that: Also includes: A support plate is arranged on one side of the conveyor bed, and the rotary motor is arranged on the conveyor bed.

4. The short-cutting device for producing PA6 composite materials according to claim 1, characterized in that: The pressing rollers are arranged in two groups, and the materials placed on the conveying bed by the pressing rollers can pass under the pressing rollers, and the pressing rollers press the materials onto the conveying bed.

5. The short-cutting device for producing PA6 composite materials according to claim 1, characterized in that: A groove is arranged on the outer surface of the rotating roller, a protrusion is arranged on the inner wall of the connecting tube, and the connecting tube is connected to the rotating roller via the protrusion and the groove.

6. The short-cutting device for producing PA6 composite materials according to claim 1, characterized in that: A plurality of the cutting knives are arranged in the slot at intervals.

7. The short-cutting device for producing PA6 composite materials according to claim 1, characterized in that: Also includes: Two groups of fixed cylinders, the fixed cylinders are detachably arranged on the outer surface of the rotating roller, the two fixed cylinders are arranged on both sides of the connecting cylinder, and the fixed cylinders can block the two sides of the slot.

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