CN218139740U

CN218139740U - Energy-efficient plastic sheet extrusion lines

Info

Publication number: CN218139740U
Application number: CN202222715897.9U
Authority: CN
Inventors: 许金坤
Original assignee: Jinjiang Lidasheng Plastic Sheet Co ltd
Current assignee: Jinjiang Lidasheng Plastic Sheet Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2022-12-27
Anticipated expiration: 2032-10-14

Abstract

The utility model provides an energy-efficient plastic sheet extrusion line, include single screw extruder, plating press, bead cutter and the rolling frame that sets gradually according to production order, be equipped with coiling mechanism and adjusting station in the rolling frame, coiling mechanism is equipped with first wind-up roll and second wind-up roll and two compression rollers including establishing at the inboard carousel of rolling frame on the carousel, and the carousel below is arranged in to the adjusting station, and the adjusting station upper end is equipped with spacing roller seat, and adjusting station one side is equipped with cutting tool. The utility model discloses what distinguish with traditional plastic sheet extrusion line, it sets up two wind-up rolls in the rolling frame, and two wind-up rolls are installed on a carousel, and two wind-up rolls can switch, and the in-process of switching, spacing roller seat can be with the board of moulding in the transmission tightly pressing in the wind-up roll outside after switching, and cutting tool moulds the board to the front portion and tailors, and the wind-up roll continues to mould the board to the rear portion and carries out the rolling, and it is convenient to switch, and work efficiency is high-efficient.

Description

Energy-efficient plastic sheet extrusion lines

Technical Field

The utility model relates to a plastic slab processing technology field especially relates to an energy-efficient plastic sheet extrusion line.

Background

Extrusion molding, also known as extrusion molding, is one of the important molding methods for plastics, and most thermoplastics can be molded by this method. The sheet material is extruded by a plastic extruder, the finished sheet material after being processed by the calendering mechanism is cooled and rolled, and then the cooled and rolled sheet material is unreeled, preheated and heated and enters a die assembly forming mechanism of a plastic product sheet material forming machine to process the plastic product. And finally, winding the finished sheet through a winding device.

In the production line of plastic sheets, the winding roller of the winding device which is frequently adopted in the past is arranged in the fixing frame, the two sides of the roller body are provided with the guide wheel and the cutting tool, the guide wheel guides the injection molding plate, and when the outer winding drum of the roller body is wound for the full time, the plastic plate needs to be cut by the cutting tool. Because the roll body adopts the design of single roll, the outer reel of roll body twines the back full, just need to stop equipment, then will roll up the board of moulding through the instrument and take out from it, at this in-process, can cost more manpower and material, influence the efficiency of production simultaneously. Therefore, the utility model provides an energy-efficient plastic sheet extrusion line is in order to solve the problem that exists among the prior art.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides an energy-efficient plastic sheet extrusion line for solve current plastic sheet extrusion line, the roll body on its coiling mechanism is owing to adopt single roll design, twines full back when the outer reel of roll body, just needs to stop the production line, then gets the board to moulding again and put, and at this in-process, can cost more manpower and material, influence production efficiency's not enough.

For realizing the purpose of the utility model, the utility model discloses a following technical scheme realizes: an efficient energy-saving plastic sheet extrusion production line comprises a single-screw extruder, a calender, a trimmer and a winding frame which are sequentially arranged according to a production sequence, wherein a winding device and an adjusting platform are arranged in the winding frame;

the winding device comprises a turntable arranged on the inner side of the winding frame, a first winding roller, a second winding roller and two pressing rollers are arranged on one side of the turntable, which is far away from the winding frame, the first winding roller and the second winding roller are symmetrically arranged on the left side and the right side of the turntable, and the two pressing rollers are symmetrically arranged on the other two sides of the turntable;

the carousel below is arranged in to the regulation platform, and the regulation platform upper end is equipped with and is used for pressing the spacing roller seat at first wind-up roll and second wind-up roll outer wall with moulding the board, spacing roller seat and regulation platform sliding fit, and regulation platform one side is equipped with cutting tool, cutting tool with be located the compression roller cooperation of below.

The further improvement lies in that: spacing roller seat is including establishing the roller frame in the alignment jig upper end, and the roller frame lower extreme is connected with the adjusting device who establishes in the alignment jig, and the roller frame upper end is equipped with the compression roller, and it is corresponding through first wind-up roll and second wind-up roll to go up the compression roller, and the roller frame is close to first wind-up roll and second wind-up roll one side and is equipped with the side compression roller, and side compression roller both ends are equipped with the commentaries on classics board, and the commentaries on classics board is connected with the adjusting motor output of establishing at roller frame both ends.

The further improvement is that: the adjusting device comprises a driving part, the driving part comprises an adjusting groove formed in the upper end of the adjusting table, a screw rod is arranged in the adjusting groove, a matching block is sleeved outside a rod body of the screw rod, the upper end of the matching block is fixedly connected with the lower end of the side pressure roller, and one end of the screw rod is fixedly connected with the output end of a driving motor arranged on one side, far away from the cutting tool, of the adjusting table.

The further improvement lies in that: the adjusting device further comprises a limiting part, the limiting part comprises two guide rails paved on the upper end of the adjusting platform, the two guide rails are respectively arranged on two sides of the adjusting groove, sliding blocks are arranged on the guide rails, and the upper ends of the sliding blocks are fixedly connected with the lower ends of the side pressing rollers.

The further improvement lies in that: the rotary table is fixedly connected with a gear disc arranged on the outer side of the winding frame through a rotary shaft, a fluted disc motor is arranged on one side of the gear disc and fixedly connected with the outer side wall of the single-screw extruder, and a gear is arranged at the output end of the fluted disc motor and matched with the gear disc.

The further improvement lies in that: the cutting tool comprises a tool groove cylinder, and the tool groove cylinder is arranged on one side of the winding frame and is fixedly connected with the winding frame;

a reciprocating screw rod is arranged in the cutter groove cylinder, one end of the reciprocating screw rod is fixedly connected with the output end of a cutter motor arranged outside the cutter groove cylinder, a nut block is sleeved outside a rod body of the reciprocating screw rod, and the nut block is matched with the reciprocating screw rod;

a knife edge groove is formed in the upper end face of the knife groove cylinder, a knife is arranged in the knife edge groove, the upper end of the knife extends out of the knife groove cylinder and is matched with the lower end wall of the compression roller which rotates to the lowest position, and the lower end of the knife is fixedly connected with the nut block.

The further improvement lies in that: the lower end of the nut block extends to a limiting groove formed in the lower end face of the tool-opening groove, and the nut block is in sliding fit with the limiting groove.

The further improvement lies in that: the lower end of the cutter is provided with a clamping block, and the clamping block penetrates through a clamping groove formed in the upper end of the nut block and is matched with the clamping groove.

The utility model has the advantages that: it sets up two wind-up rolls in the rolling frame, and two wind-up rolls are installed on a carousel, and two wind-up rolls can switch, and the in-process of switching, spacing roller holder can be with the board of moulding in the transmission tightly press in the wind-up roll outside after the switching, and cutting tool moulds the board to the front portion and tailors, and the wind-up roll continues to mould the board to the rear portion and rolls, and it is convenient to switch, and work efficiency is high-efficient.

Drawings

Fig. 1 is a structural diagram of the present invention.

Fig. 2 is a structural diagram of the press roll of the present invention.

Fig. 3 is a structural diagram of the adjusting table of the present invention.

Figure 4 is a cross-sectional view of the knife slot cylinder of the present invention.

Fig. 5 is a structural diagram of the gear plate of the present invention.

Wherein: 1. a single screw extruder; 2. a calender; 3. a trimming machine; 4. a winding frame; 5. a turntable; 51. a gear plate; 52. a gear; 53. a fluted disc motor; 6. a first wind-up roll; 7. a second wind-up roll; 8. a compression roller; 9. a knife slot cylinder; 91. a knife edge groove; 92. a cutter; 93. a nut block; 94. a cutter motor; 95. a reciprocating screw; 10. a side press roll; 11. an adjusting table; 12. a roller frame; 13. an upper compression roller; 14. a guide rail; 15. an adjustment groove; 16. a drive motor; 17. the motor is regulated.

Detailed Description

In order to deepen the understanding of the present invention, the following embodiments will be combined to make the present invention do further details, and the present embodiment is only used for explaining the present invention, and does not constitute the limitation of the protection scope of the present invention.

According to the drawings of fig. 1, 2, 3, 4 and 5, the embodiment provides a high-efficiency energy-saving plastic sheet extrusion production line, which comprises a single-screw extruder 1, a calender 2, a trimmer 3 and a winding frame 4 which are sequentially arranged according to a production sequence, wherein a winding device and an adjusting platform 11 are arranged in the winding frame 4;

the winding device comprises a rotating disc 5 arranged on the inner side of a winding frame 4, a first winding roller 6, a second winding roller 7 and two compression rollers 8 are arranged on one side, away from the winding frame 4, of the rotating disc 5, the first winding roller 6 and the second winding roller 7 are symmetrically arranged on the left side and the right side of the rotating disc 5, and the two compression rollers 8 are symmetrically arranged on the other two sides of the rotating disc 5; the two pressing rollers 8 are equal to the distance between the first winding roller 6 and the second winding roller 7.

As shown in fig. 3, for the winding device to wind the plastic plate, the first winding roller 6, the second winding roller 7 and the pressure roller 8 are in a positional relationship, as shown in fig. 2, for the winding device to switch the wound first winding roller 6 to the wound second winding roller 7, the turntable 5 rotates for half a circle, so that the pressure roller 8 above is shifted to the lower side, and the first winding roller 6 is shifted to the position where the second winding roller 7 was originally located.

The adjusting table 11 is arranged below the turntable 5, the upper end of the adjusting table 11 is provided with a limiting roller seat used for pressing the plastic plate on the outer walls of the first winding roller 6 and the second winding roller 7, the limiting roller seat is in sliding fit with the adjusting table 11, one side of the adjusting table 11 is provided with a cutting tool, and the cutting tool is matched with the compression roller 8 located at the lowest part.

Specifically, the limiting roller seat comprises a roller frame 12 arranged at the upper end of an adjusting table 11, the lower end of the roller frame 12 is connected with an adjusting device arranged in the adjusting table 11, an upper pressing roller 13 is assembled at the upper end of the roller frame 12, the upper pressing roller 13 corresponds to a second winding roller 7 through a first winding roller 6, a side pressing roller 10 is arranged on one side of the roller frame 12 close to the first winding roller 6 and one side of the second winding roller 7, rotating plates are arranged at two ends of the side pressing roller 10, and the rotating plates are connected with output ends of adjusting motors 17 arranged at two ends of the roller frame 12. The upper pressure roller 13 is located at a position on the upper right side of the first wind-up roller 6 and the second wind-up roller 7, and the side pressure roller 10 is displaced at a position on the lower left side of the second wind-up roller 7.

After the first wind-up roller 6 and the second wind-up roller 7 are switched in position, the second wind-up roller 7 is displaced above the regulating table 11. The roller frame 12 moves at the upper end of the single-screw extruder 1 and is close to the direction of the second winding roller 7, the outer wall of the upper pressing roller 13 is clung to the outer wall of the second winding roller 7, the adjusting motor 17 controls the side pressing roller 10 to rotate through the rotating plate, the side pressing roller 10 is enabled to be displaced to the left side of the second winding roller 7 and is clung to the outer wall of the second winding roller 7, the upper pressing roller 13 is used for conveying a filtered plastic plate to be half wrapped on the outer side of the second winding roller 7, the side pressing roller 10 and the upper pressing roller 13 are used for clamping the plastic plate, the cutting tool is used for cutting the plastic plate below the pressing roller 8, the first winding roller 6 winds the residual plastic plate through rotation, the second winding roller 7 continues to wind the plastic plate behind through rotation, the winding rollers are convenient to switch, and the working efficiency is high.

Specifically, the adjusting device comprises a driving part, the driving part comprises an adjusting groove 15 formed in the upper end of the adjusting table 11, a screw rod is arranged in the adjusting groove 15, a matching block is sleeved outside the rod body of the screw rod, the upper end of the matching block is fixedly connected with the lower end of the side pressure roller 10, and one end of the screw rod is fixedly connected with the output end of a driving motor 16 arranged on one side, far away from the cutting tool, of the adjusting table 11. The driving part controls the side compression roller 10 to move at the upper end of the guide rail 14 by adopting a common screw rod adjusting mechanism, and the screw rod driving mechanism has self-locking performance and can limit the side compression roller 10 when the side compression roller 10 is static. The driving unit of the adjustment device may be linearly moved, and is not limited to the screw transmission mechanism.

After the position of the second winding roller 7 is switched with that of the first winding roller 6, the driving motor 16 is started to drive the screw rod to rotate, the screw rod drives the matching block to slide along the adjusting groove 15 through matching with the matching block, the matching block is fixed on the side compression roller 10 at the upper end of the matching block and can be closed to the compression roller 8 at the upper end of the guide rail 14 until the upper compression roller 13 stops after being shifted below the second winding roller 7.

More specifically, the adjusting device further comprises a limiting part, the limiting part comprises two guide rails 14 paved at the upper end of the adjusting table 11, the two guide rails 14 are respectively arranged at two sides of the adjusting groove 15, sliding blocks are arranged on the guide rails 14, and the upper ends of the sliding blocks are fixedly connected with the lower ends of the side pressure rollers 10. The driving part controls the side press roll 10 to move on the upper end of the guide rail 14, and the limiting part limits the side press roll 10 to move horizontally along the guide rail 14 while the side press roll 10 moves.

As shown in fig. 5, the rotary disc 5 is fixedly connected with a gear disc 51 arranged outside the winding frame 4 through a rotating shaft, a fluted disc motor 53 is arranged on one side of the gear disc 51, the fluted disc motor 53 is fixedly connected with the outer side wall of the single screw extruder 1, a gear 52 is arranged at the output end of the fluted disc motor 53, and the gear 52 is matched with the gear disc 51. The driving device for controlling the rotation of the rotating disc 5 is arranged on the outer side of the winding frame 4 and consists of a gear disc 51, a gear 52 and a gear disc motor 53. When the winding structure on the rotating disc 5 is replaced, the fluted disc motor 53 can be started, and the fluted disc motor 53 drives the rotating disc 5 to rotate for a half cycle through the matching between the gear 52 and the gear disc 51, so as to switch the first winding roller 6 and the second winding roller 7.

As shown in fig. 4, the cutting tool includes a knife groove cylinder 9, the knife groove cylinder 9 is disposed on one side of the winding frame 4 and is fixedly connected with the winding frame 4; a reciprocating screw 95 is arranged in the knife slot cylinder 9, one end of the reciprocating screw 95 is fixedly connected with the output end of a cutter motor 94 arranged outside the knife slot cylinder 9, a nut block 93 is sleeved outside a rod body of the reciprocating screw 95, and the nut block 93 is matched with the reciprocating screw 95;

a knife edge groove 91 is formed in the upper end face of the knife edge groove barrel 9, a knife tool 92 is arranged in the knife edge groove 91, the upper end of the knife tool 92 extends out of the knife edge groove barrel 9 and is matched with the lower end wall of the compression roller 8 which rotates to the lowest position, and the lower end of the knife tool 92 is fixedly connected with the nut block 93.

The turntable 5 rotates, and after the positions of the first winding roller 6 and the second winding roller 7 are switched, the compression roller 8 which is arranged on one side of the first winding roller 6 and used for compressing the plastic plate can be shifted to the position above the cutter groove barrel 9. At this time, the cutter motor 94 is started, the cutter motor 94 drives the reciprocating screw 95 to rotate, the reciprocating screw 95 is matched with the nut block 93 to drive the nut block 93 to horizontally reciprocate along the rod body of the reciprocating screw 95, the cutter 92 assembled at the upper end of the nut block 93 moves along the cutter opening groove 91, the cutting edge of the cutter is tightly attached to the lower end wall of the compression roller 8, and the plastic plate is cut during moving. It should be noted that the top of the cutter 92 is against the lower end wall of the pressure roller 8, and before cutting, the cutter 92 is displaced to the side of the knife groove 9 to be staggered with the knife groove 9, so as to avoid influencing the switching between the first winding roller 6 and the second winding roller 7.

More specifically, the lower end of the nut block 93 extends to a limiting groove formed in the lower end surface of the notch groove 91, and the nut block 93 is in sliding fit with the limiting groove. The reciprocating lead screw 95 is a form of a solid cam pair that exhibits two thread grooves of the same pitch and opposite direction of rotation. The two ends are connected by a transition curve. The side surface of the spiral groove pushes the sliding block arranged in the spiral groove to do axial reciprocating motion through the rotation of the screw rod. Therefore, when the nut block 93 rotates, a circumferential rotating force is generated on the nut block 93, in order to improve the stability of the cutter 92 in the cutting process, the lower end of the nut block 93 penetrates into a limiting groove formed in the lower end of the cutter groove barrel 9, and the limiting groove can limit the nut block 93 from the bottom when the nut block 93 moves.

In a preferred embodiment, the lower end of the cutter 92 is provided with a clamping block, and the clamping block passes through a clamping groove formed at the upper end of the nut block 93 and is matched with the clamping groove. Cutter 92 can dismantle with nut piece 93 and be connected, and its benefit lies in can making things convenient for the staff in time to change damaged cutter 92, for avoiding cutter 92 to appear the migration when the cutting, also available bolt is with its locking in nut piece 93 upper end.

This energy-efficient plastic sheet extrusion line, it is on traditional sheet extrusion line's basis, set up two wind-up rolls in wind-up frame 4, two wind-up rolls are installed on a carousel 5, carousel 5 can switch two wind-up rolls through the rotation, the in-process of switching, on the regulation station 11 in the wind-up frame 4, the spacing roller seat of setting can be with the board of moulding in the transmission tightly pressing in the wind-up roll outside after the switching, can mould the board through cutting tool and tailor the anterior board this moment, the wind-up roll continues to mould the board and roll at the rear portion, it is convenient to switch, work efficiency is high-efficient.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An efficient energy-saving plastic sheet extrusion production line comprises a single-screw extruder (1), a calender (2), a trimmer (3) and a winding frame (4) which are sequentially arranged according to a production sequence, and is characterized in that a winding device and an adjusting platform (11) are arranged in the winding frame (4);

the winding device comprises a turntable (5) arranged on the inner side of a winding frame (4), a first winding roller (6), a second winding roller (7) and two compression rollers (8) are arranged on one side, away from the winding frame (4), of the turntable (5), the first winding roller (6) and the second winding roller (7) are symmetrically arranged on the left side and the right side of the turntable (5), and the two compression rollers (8) are symmetrically arranged on the other two sides of the turntable (5);

carousel (5) below is arranged in to regulation cabinet (11), regulation cabinet (11) upper end is equipped with and is used for pressing the spacing roller seat at first wind-up roll (6) and second wind-up roll (7) outer wall at the board of moulding, spacing roller seat and regulation cabinet (11) sliding fit, regulation cabinet (11) one side is equipped with cutting tool, cutting tool cooperates with compression roller (8) that are located the below.

2. The efficient energy-saving plastic sheet extrusion production line as claimed in claim 1, wherein: spacing roller seat is including establishing roller frame (12) on regulation platform (11), roller frame (12) lower extreme is connected with the adjusting device who establishes in regulation platform (11), roller frame (12) upper end is equipped with compression roller (13), it is corresponding through first wind-up roll (6) and second wind-up roll (7) to go up compression roller (13), roller frame (12) are close to first wind-up roll (6) and second wind-up roll (7) one side and are equipped with side compression roller (10), side compression roller (10) both ends are equipped with the commentaries on classics board, the commentaries on classics board is connected with the adjustment motor (17) output of establishing at roller frame (12) both ends.

3. The efficient energy-saving plastic sheet extrusion production line as claimed in claim 2, wherein: adjusting device includes the drive division, the drive division is including offering in adjustment table (11) upper end adjustment tank (15), be equipped with the screw rod in adjustment tank (15), screw rod body overcoat is equipped with the cooperation piece, cooperation piece upper end and side compression roller (10) lower extreme fixed connection, screw rod one end with establish driving motor (16) output fixed connection who keeps away from cutting tool one side in adjustment table (11).

4. An energy-efficient plastic sheet extrusion line of claim 3, characterized in that: adjusting device still includes spacing portion, spacing portion is including two guide rails (14) of mating formation in regulation platform (11) upper end, two guide rail (14) are listed as in the both sides of adjustment tank (15) branch, be equipped with the slider on guide rail (14), slider upper end and side compression roller (10) lower extreme fixed connection.

5. The high-efficiency energy-saving plastic sheet extrusion production line as claimed in claim 1, characterized in that: carousel (5) through the pivot with establish gear dish (51) fixed connection in the rolling frame (4) outside, gear dish (51) one side is equipped with fluted disc motor (53), fluted disc motor (53) and single screw extruder (1) lateral wall fixed connection, fluted disc motor (53) output is equipped with gear (52), gear (52) cooperate with gear dish (51).

6. The efficient energy-saving plastic sheet extrusion production line as claimed in claim 1, wherein: the cutting tool comprises a knife groove cylinder (9), and the knife groove cylinder (9) is arranged on one side of the winding frame (4) and is fixedly connected with the winding frame (4);

a reciprocating lead screw (95) is arranged in the knife slot cylinder (9), one end of the reciprocating lead screw (95) is fixedly connected with the output end of a cutter motor (94) arranged outside the knife slot cylinder (9), a nut block (93) is sleeved outside the rod body of the reciprocating lead screw (95), and the nut block (93) is matched with the reciprocating lead screw (95);

knife edge groove (91) have been seted up to knife groove section of thick bamboo (9) up end, be equipped with cutter (92) in knife edge groove (91), cutter (92) upper end extends to knife groove section of thick bamboo (9) outside and with rotate to the lower terminal wall cooperation of compression roller (8) of below, cutter (92) lower extreme and nut piece (93) fixed connection.

7. The efficient energy-saving plastic sheet extrusion production line as claimed in claim 6, wherein: the lower end of the nut block (93) extends to a limiting groove formed in the lower end face of the cutter opening groove (91), and the nut block (93) is in sliding fit with the limiting groove.

8. The efficient energy-saving plastic sheet extrusion production line as claimed in claim 6, wherein: the lower end of the cutter (92) is provided with a clamping block, and the clamping block penetrates through a clamping groove formed in the upper end of the nut block (93) and is matched with the clamping groove.