CN217944408U

CN217944408U - PLA sheet extrusion line

Info

Publication number: CN217944408U
Application number: CN202222099173.6U
Authority: CN
Inventors: 孔雪平; 滕爱华
Original assignee: Anhui Jiewei Extrusion Machinery Manufacturing Co ltd
Current assignee: Anhui Jiewei Extrusion Machinery Manufacturing Co ltd
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2022-12-02
Anticipated expiration: 2032-08-10

Abstract

The utility model discloses a PLA sheet extrusion line relates to extrusion line technical field. The utility model discloses a set gradually: the extruder comprises a power device and a machine barrel which are arranged on the extruder; a screw rod connected with the output end of the power device is arranged in the machine barrel; a hopper for screening materials is arranged above the machine barrel; the molding assembly comprises a screen changer, a metering pump and a mold which are sequentially arranged on the extruder; a three-roller forming machine is arranged below the die; the cooling and trimming component comprises a cooling bracket arranged on one side of the three-roller forming machine and a trimming device arranged on the cooling bracket; finished product collection subassembly, finished product collection subassembly is including the tractor and the rolling machine that set gradually. The utility model discloses an epaxial detachable of rolling installs a plurality of receipts reel, has solved current PLA sheet extrusion line and has not carried out the problem that rolling and collection, the unable regulation in rolling position to the slitter edge.

Description

PLA sheet extrusion line

Technical Field

The utility model belongs to the technical field of the extrusion production line, especially, relate to a PLA sheet extrusion production line.

Background

The PLA sheet is a novel biodegradable material, has good mechanical property and physical property, good compatibility and degradability, best tensile strength, ductility and the like, and has wide application occasions. More waste edges often appear when producing PLA sheets, which are not handled and recovered well by existing devices.

Application number is CN 202122162202.4's patent discloses a PLA sheet extrusion line, including extrusion device, extrusion device's the fixed feeder hopper that is equipped with of input, extrusion device's output fixedly connected with mould, one side of mould is equipped with shaping roller set, guide roll one, guide roll two, chill roll, guide roll three, carry over pinch rolls and support from the left hand right side in proper order, upper portion between the support is rotated and is equipped with the wind-up roll, the support is close to the fixed plate that is equipped with in one side upper portion symmetry of carry over pinch rolls, it inlays and is equipped with the nut seat all to run through on the fixed plate, equal screw rotation is equipped with adjusting screw on the nut seat, adjusting screw is close to the one end of wind-up roll is all rotated and is equipped with the cutter, the rear end of last transfer lever of wind-up roll runs through the rear side of support extends to the support is outer and fixedly connected with motor one. However, although the patent is provided with the waste bin for collecting the waste edges, the waste edges are not specifically rolled, and the rolling position cannot be adjusted according to the waste edges.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PLA sheet extrusion line installs a plurality of reels through the epaxial detachable of rolling, has solved current PLA sheet extrusion line and has not carried out the rolling and collect, the unable problem of adjusting in rolling position to the slitter edge.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a PLA sheet extrusion line, including setting gradually: an extruder including a power plant and a barrel disposed thereon; a screw rod connected with the output end of the power device is arranged in the machine barrel; a hopper for screening materials is arranged above the machine barrel; the molding assembly comprises a screen changer, a metering pump and a mold, wherein the screen changer is arranged on the extruder in sequence and used for filtering impurities, the metering pump is used for metering plastics, and the mold is used for forming PLA sheets; a three-roller forming machine for calendering the PLA sheet is arranged below the die; the cooling trimming component comprises a cooling bracket which is arranged on one side of the three-roller forming machine and is used for cooling the PLA sheets, and a trimming device which is arranged on the cooling bracket and is used for trimming the waste PLA sheets; the finished product collecting assembly comprises a tractor and a winding machine, wherein the tractor is sequentially arranged at the output end of the cooling edge cutting assembly and used for enabling the PLA sheet to advance, and the winding machine is used for collecting the finished product.

As a preferred technical scheme of the utility model, cooling bracket one side is provided with the slitter edge coiling mechanism that is used for rolling excision PLA sheet slitter edge, collects the slitter edge that cuts away.

As an optimal technical scheme of the utility model, slitter edge coiling mechanism one side is provided with the oven heating device who is used for the coating material dry, dries and the drying to the PLA sheet after the coating.

As a preferred technical scheme of the utility model, the slitter edge winding device comprises a winding shaft for winding up slitter edges and a first motor connected with the winding shaft; a plurality of winding drums are detachably mounted on the winding shaft, and the waste edges are wound through the winding drums.

As a preferred technical scheme of the utility model, a plurality of positioning holes for positioning and fixing the winding drum are arranged on the winding shaft; fixing rings which are matched with the winding shaft extend out of two ends of the winding drum; the fixing ring is provided with a fixing hole corresponding to the positioning hole and matched with a fixing piece, and after the position of the winding drum is adjusted, the winding drum is fixed through the fixing piece.

As a preferred technical solution of the present invention, the winding shaft is mounted on a support frame; the supporting frame comprises a pair of bottom plates with threaded holes; the bottom plate is in threaded fit with a screw rod, the screw rod is fixed at the output end of the second motor, and the screw rod is driven to rotate through the second motor, so that the support frame is driven to move, the position of rolling is adjusted, and real-time adjustment can be achieved.

As a preferred technical scheme of the utility model, a support rod and a mounting seat matched with a winding shaft are sequentially fixed on the top of the bottom plate, and the support rod is matched with the winding shaft to rotate so as to wind the waste edges; a reinforcing plate is fixed between the pair of support rods, so that the overall performance and the strength of the support frame are improved.

The utility model discloses following beneficial effect has:

1. the utility model discloses a detachable installs a plurality of receipts reel on the rolling axle, firstly conveniently carries out the dismouting, secondly according to the condition of slitter edge, for example the position, the distance between the receipts reel is adjusted to the interval of slitter edge to the rolling position of cooperation slitter edge carries out the rolling.

2. The utility model discloses a coiling mechanism one side is provided with the oven heating device who is used for the coating material drying, and after the PLA sheet after the slitter edge is cut in the cooling passed through different materials in the coating, dried, dry through oven heating device.

3. The utility model discloses a bottom plate screw-thread fit has the lead screw, and the lead screw is fixed in the output of second motor for the second motor during operation can drive the bottom plate motion, thereby adjusts the whole adjusting position of a rolling section of thick bamboo, thereby the rolling position of cooperation slitter edge carries out the rolling, can adjust in real time.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a PLA sheet extrusion line of the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic structural view of a slitter edge rolling device;

FIG. 4 is a schematic view of the installation of the take-up reel and the first motor;

FIG. 5 is a schematic view of the installation of the take-up reel and take-up spool;

fig. 6 is a schematic structural view of the supporting frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1-2, the present invention relates to a PLA sheet extrusion line, which includes: the extruder 1, the extruder 1 includes the power plant 101 and cylinder 102 set up on it; a screw rod connected with the output end of the power device 101 is arranged in the machine barrel 102, and the power device 101 is a motor; a hopper 103 for screening materials is arranged above the cylinder 102; the molding assembly 2 comprises a screen changer 201 for filtering impurities, a metering pump 202 for metering plastics and a mold 203 for forming PLA sheets which are sequentially arranged on the extruder 1, wherein the PLA sheets are formed in the mold 203; a three-roll forming machine 204 for calendering the PLA sheet is arranged below the die 203; the cooling trimming component 3 comprises a cooling bracket 301 which is arranged on one side of the three-roller forming machine 204 and is used for cooling PLA sheets, and a trimming device 302 which is arranged on the cooling bracket 301 and is used for trimming the waste PLA sheets, the PLA sheets are formed in the die 203, the formed PLA sheets enter the three-roller forming machine 204 to be rolled, and the cooling bracket 301 is arranged on one side of the three-roller forming machine 204, so that the rolled PLA sheets are cooled on the cooling bracket 301 and are trimmed; the finished product collection assembly 4, finished product collection assembly 4 is including setting up in proper order in the tractor 401 that is used for the PLA sheet to advance of cooling side cut assembly 3 output to and be used for the rolling machine 402 that the finished product was collected, and the tractor 401 draws the refrigerated PLA sheet, and the cooling side cut assembly 3 is tailor the PLA sheet according to required specification.

As shown in fig. 1, a slitter edge winding device 303 for winding and cutting off the slitter edges of the PLA sheets is arranged on one side of the cooling bracket 301 to wind the slitter edges of the PLA sheets; an oven heating device 304 for coating and drying substances is arranged on one side of the slitter edge winding device 303, and after different substances are coated on the cooled and slitter edge-cut PLA sheets, the PLA sheets are dried and dried by the oven heating device 304.

Example two

On the basis of the first embodiment, please refer to fig. 3, the slitter edge rolling device 303 includes a rolling shaft 5 for rolling the slitter edge, and a first motor 6 connected to the rolling shaft 5; a plurality of winding drums 7 are detachably mounted on the winding shaft 5, so that the winding shafts are convenient to assemble and disassemble, and the distance between the winding drums 7 is adjusted according to the condition of the waste edges, such as the position and the distance between the waste edges; a plurality of positioning holes 501 for positioning and fixing the winding drum 7 are formed in the winding shaft 5; fixing rings 701 which are matched with the winding shaft 5 extend out of two ends of the winding drum 7, and the winding drum 7 is slid so as to adjust the distance between the winding drums 7, so that the adaptability adjustment is performed according to the distance between the waste edges; the fixing ring 701 is provided with a fixing hole 702 corresponding to the positioning hole 501 and is matched with a fixing member 703, the fixing member 703 is a bolt or a fastening screw, and when the position of the winding drum 7 is adjusted, the winding drum 7 is fixed by the fixing member 703.

Referring to fig. 4, the winding shaft 5 is mounted on a support frame 8; the support frame 8 includes a pair of bottom plates 801 having threaded holes; a screw rod 802 is matched with the bottom plate 801 in a threaded manner, and the screw rod 802 is fixed at the output end of the second motor 803, so that the second motor 803 can drive the bottom plate 801 to move when working, the overall adjusting position of the winding drum 7 is adjusted, and winding is performed by matching with the winding position of the waste edge; the top of the bottom plate 801 is sequentially fixed with a support rod 804 and a mounting seat 805 matched with the winding shaft 5, and the mounting seat 805 can also be designed into a bearing seat so as to match with the rotation of the winding shaft 5 to realize the winding of the waste edge by the winding shaft 7; a reinforcing plate 806 is fixed between the pair of support rods 804 to improve the overall strength of the support frame 8.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended to aid in the description of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical application, to thereby enable others skilled in the art to best understand the invention for and with the various embodiments with the understanding and appreciation of the various aspects of the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a PLA sheet extrusion line which characterized in that, including setting gradually:

an extruder (1), wherein the extruder (1) comprises a power device (101) and a cylinder (102) which are arranged on the extruder; a screw rod connected with the output end of the power device (101) is arranged in the machine barrel (102); a hopper (103) for screening materials is arranged above the machine barrel (102);

the forming assembly (2) comprises a screen changer (201) for filtering impurities, a metering pump (202) for metering plastics and a die (203) for forming a PLA sheet, which are sequentially arranged on the extruder (1); a three-roll forming machine (204) for calendering the PLA sheet is arranged below the die (203);

the cooling trimming assembly (3), the cooling trimming assembly (3) comprises a cooling bracket (301) which is arranged on one side of the three-roller forming machine (204) and used for cooling the PLA sheet, and a trimming device (302) which is arranged on the cooling bracket (301) and used for trimming the PLA sheet waste;

the finished product collecting assembly (4), the finished product collecting assembly (4) comprises a traction machine (401) which is sequentially arranged at the output end of the cooling trimming assembly (3) and used for advancing the PLA sheets, and a winding machine (402) used for collecting the finished products.

2. A PLA sheet extrusion line as claimed in claim 1, characterised in that the cooling tray (301) is provided with a slitter edge winder (303) on one side for winding and cutting off the PLA sheet slitter edge.

3. A PLA sheet extrusion line as claimed in claim 2, characterised in that the slitter-winder (303) is provided with an oven heating device (304) on one side for drying the coating substance.

4. A PLA sheet extrusion line according to claim 2, characterized in that the slitter edge rolling device (303) comprises a rolling shaft (5) for rolling up the slitter edge, and a first motor (6) connected to the rolling shaft (5); and a plurality of winding drums (7) are detachably arranged on the winding shaft (5).

5. The PLA sheet extrusion line of claim 4, wherein the winding shaft (5) is provided with a plurality of positioning holes (501) for positioning and fixing the winding drum (7);

fixing rings (701) matched with the winding shaft (5) extend out of two ends of the winding drum (7); the fixing ring (701) is provided with a fixing hole (702) corresponding to the positioning hole (501) and is matched with a fixing piece (703).

6. A PLA sheet extrusion line as claimed in claim 4 or 5, characterised in that the take-up reel (5) is mounted on a support frame (8); the supporting frame (8) comprises a pair of bottom plates (801) with threaded holes; the bottom plate (801) is in threaded fit with a screw rod (802), and the screw rod (802) is fixed at the output end of the second motor (803).

7. A PLA sheet extrusion line as in claim 6, characterized in that a support bar (804) and a mounting seat (805) matched with the winding shaft (5) are fixed on the top of the bottom plate (801) in sequence; a reinforcing plate (806) is fixed between the pair of supporting rods (804).