Polyester film winding mechanism capable of rapidly changing roll

Abstract

The utility model relates to the technical field of polyester film production, and discloses a polyester film winding mechanism capable of quickly changing rolls, which comprises a frame body, a plurality of positioning rollers are arranged on the inner wall of one side of the frame body, a first supporting seat and a second supporting seat are fixedly connected to the inner wall of the bottom of the frame body, a rotating shaft is rotatably connected in the second supporting seat, and a plurality of rollers are arranged on the rotating shaft. A power assembly for driving the rotating shaft to rotate is arranged on one side of the frame body, a rotating disc is rotationally connected to one end of the first supporting base, and two fixing bases distributed oppositely are fixedly connected to one side of the rotating disc. The rotating disc is rotated to a proper position, and the position of the rotating disc is fixed through the positioning assembly, so that the positions of the winding rollers installed on the two square rods on the rotating disc are exchanged, meanwhile, the square rods and the rotating shaft are rapidly connected through the connecting part, and the rotating shaft is driven through the power assembly. And the rotating shaft drives the square rod, polyester film winding operation is conducted through the winding roller, and replacement is easy and convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of polyester film production, and more specifically to a polyester film winding mechanism capable of quickly changing rolls. Background Art

[0002] Polyester film is made of polyethylene terephthalate as raw material, which is made into thick sheets by extrusion and then made into a film material by biaxial stretching. The winding operation of existing polyester film production is mostly completed directly through the winding roller.

[0003] After searching, the Chinese patent with the announcement number CN212608383U discloses a polyester film winding mechanism, including a frame, an automatic feeding structure and a winding roller. After the winding device completes the winding through the winding roller, the equipment needs to be stopped, and then the winding roller is replaced and then the equipment is started. Replacing the winding roller is cumbersome and reduces processing efficiency. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a polyester film winding mechanism capable of rapid roll change, so as to solve the problems existing in the above-mentioned background technology.

[0005] The utility model provides the following technical solutions: a polyester film winding mechanism capable of quickly changing rolls, comprising a frame, a plurality of positioning rollers being arranged on an inner wall of one side of the frame, a support seat one and a support seat two being fixedly connected to an inner wall of a bottom of the frame, a rotating shaft being rotatably connected in the supporting seat two, a power component for driving the rotating shaft to rotate being arranged on one side of the frame, a turntable being rotatably connected to one end of the supporting seat one, two fixed seats being oppositely distributed and fixedly connected to one side of the turning plate, a square rod being rotatably connected in the fixed seat, a winding roller being sleeved on one side of the square rod, the rotating shaft and the square rod being quickly connected via a connecting component, and a positioning component for fixing the position of the turntable being arranged on one side of the frame.

[0006] As a further solution of the utility model, the connecting component is an arc-shaped pin block and an arc-shaped pin groove, the arc-shaped pin block is fixedly connected to one end of the rotating shaft, and the arc-shaped pin groove is provided at one end of the square rod away from the fixed seat.

[0007] As a further solution of the utility model, the center line of the arc-shaped pin block and the arc-shaped pin groove coincides with the center line of the turntable.

[0008] As a further solution of the utility model, multiple sides of the arc-shaped pin groove are provided with arc surfaces.

[0009] As a further solution of the utility model, the positioning assembly includes a positioning plate, which is rotatably connected to the other end of the support seat, and the positioning plate and the turntable are fixed by a connecting shaft. Pin holes are provided at both ends of the positioning plate, and a pin passing through the pin hole is inserted into one side of the frame.

[0010] As a further solution of the utility model, the positioning plate is vertically distributed to the turntable.

[0011] As a further solution of the utility model, the top and the bottom of the square rod are fixedly connected with magnetic blocks, and the magnetic blocks are in contact with and magnetically attracted to the winding roller.

[0012] As a further solution of the utility model, the power assembly includes a reduction motor, which is fixedly connected to an outer wall of one side of the frame, one end of the reduction motor output shaft is fixedly connected to sprocket one, the other end of the rotating shaft is fixedly connected to sprocket two, and sprocket two is connected to sprocket one through a chain transmission.

[0013] Technical effects and advantages of the utility model:

[0014] 1. The utility model rotates the turntable to a suitable position and fixes its position through a positioning component, so that the winding rollers respectively installed on the two square rods on the turntable can be exchanged in position. At the same time, the square rods and the rotating shaft are quickly connected through connecting components, and the rotating shaft is driven by a power component, so that the rotating shaft drives the square rods and performs the polyester film winding operation through the winding rollers, and the replacement is simple and convenient.

[0015] 2. The utility model embeds the arc-shaped pin block into the arc-shaped pin groove, thereby connecting the arc-shaped pin block and the arc-shaped pin groove, and realizing the quick connection and fixation of the square rod and the rotating shaft.

[0016] 3. The utility model fixes the positioning plate by passing the pin through the pin hole and inserting it into the frame body, and fixes the turntable in a horizontal position. At this time, the center line of the square rod coincides with the center line of the rotating shaft, thereby achieving rapid positioning. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the front three-dimensional structure of the utility model.

[0018] Figure 2 It is a schematic diagram of the enlarged structure of part A of the utility model.

[0019] Figure 3 It is a partial cross-sectional structural schematic diagram of the utility model.

[0020] Figure 4 It is a schematic diagram of the partial decomposition structure of the utility model.

[0021] The accompanying drawings are marked as follows: 1. Winding roller; 2. Turntable; 3. Positioning plate; 4. Support seat 1; 5. Frame; 6. Positioning roller; 7. Latch; 8. Pin hole; 9. Sprocket 1; 10. Sprocket 2; 11. Support seat 2; 12. Speed ​​reducer motor; 13. Fixed seat; 14. Rotating shaft; 15. Arc-shaped pin block; 16. Arc-shaped pin groove; 17. Arc surface; 18. Square rod; 19. Magnetic block. DETAILED DESCRIPTION

[0022] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative, and the present invention is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0023] Reference Figure 1-Figure 4 The utility model provides a polyester film winding mechanism that can quickly change rolls, including a frame 5, a plurality of positioning rollers 6 are arranged on the inner wall of one side of the frame 5, a support seat 1 4 and a support seat 2 11 are fixed to the inner wall of the bottom of the frame 5 by bolts, a rotating shaft 14 is rotatably connected in the supporting seat 2 11, a power assembly for driving the rotating shaft 14 to rotate is arranged on one side of the frame 5, a turntable 2 is rotatably connected to one end of the support seat 1 4, two fixing seats 13 distributed in an opposite manner are fixed to one side of the turntable 2 by bolts, a square rod 18 is rotatably connected in the fixing seat 13, a winding roller 1 is sleeved on one side of the square rod 18, a magnetic block 19 is fixed to the top and bottom of the square rod 18 by bolts, and the magnetic block 19 contacts and magnetically attracts the winding roller 1, so that the winding roller 1 is blocked and positioned and fixed by magnetic attraction at the same time, the rotating shaft 14 and the square rod 18 are quickly connected by a connecting component, and the connecting component is an arc-shaped pin block 15 and an arc-shaped pin groove 16, and the arc-shaped pin block 15 is fixed to the rotating shaft 14 by bolts The arc-shaped pin groove 16 is arranged at one end of the square rod 18 away from the fixed seat 13, and the center line of the arc-shaped pin block 15 and the arc-shaped pin groove 16 coincides with the center line of the turntable 2, and the arc-shaped pin block 15 is embedded in the arc-shaped pin groove 16, so that the arc-shaped pin block 15 is connected with the arc-shaped pin groove 16, and the square rod 18 and the rotating shaft 14 are quickly connected and fixed. The arc-shaped pin groove 16 is provided with arc surfaces 17 on multiple sides, so that the arc-shaped pin block 15 is conveniently embedded in the arc-shaped pin groove 16, and a positioning component for fixing the position of the turntable 2 is provided on one side of the frame 5. The turntable 2 is rotated to a suitable position and its position is fixed by the positioning component, so that the winding rollers 1 respectively installed on the two square rods 18 on the turntable 2 can be replaced. At the same time, the square rod 18 and the rotating shaft 14 are quickly connected through the connecting component, and the rotating shaft 14 is driven by the power component, so that the rotating shaft 14 drives the square rod 18 and performs the polyester film winding operation through the winding roller 1, and the replacement is simple and convenient.

[0024] In order to achieve accurate positioning of the rotational position of the turntable 2, the positioning assembly in the utility model includes a positioning plate 3, which is rotatably connected to the other end of the support seat 4, and the positioning plate 3 and the turntable 2 are fixed by a connecting shaft, and pin holes 8 are provided at both ends of the positioning plate 3. A latch 7 passing through the pin hole 8 is inserted on one side of the frame 5. The positioning plate 3 is vertically distributed to the turntable 2, and the latch 7 passes through the pin hole 8 and is inserted into the frame 5, so that the positioning plate 3 is fixed and the turntable 2 is fixed in a horizontal position. At this time, the square rod 18 coincides with the center line of the rotating shaft 14, thereby achieving rapid positioning.

[0025] The power assembly in the utility model includes a reduction motor 12, which is fixed to an outer wall of one side of the frame 5 by bolts, one end of the output shaft of the reduction motor 12 is keyed to a sprocket 9, the other end of the rotating shaft 14 is keyed to a sprocket 2 10, and the sprocket 2 10 is connected to the sprocket 1 9 by a chain transmission. By starting the reduction motor 12, the reduction motor 12 rotates to make the sprocket 1 9 drive the sprocket 2 10 to rotate, and the sprocket 2 10 rotates and provides power for the rotation of the rotating shaft 14.

[0026] The utility model is divided into the following steps when used:

[0027] S1: First, the reduction motor 12 is started, and the reduction motor 12 rotates to make the sprocket 1 9 drive the sprocket 2 10 to rotate, and the sprocket 2 10 rotates and provides power for the rotation of the shaft 14, so that the shaft 14 drives the square rod 18 through the arc-shaped pin block 15 and the arc-shaped pin groove 16 and performs the polyester film winding operation through the winding roller 1;

[0028] S2: When the roll needs to be changed, the reduction motor 12 stops rotating, then the latch 7 is pulled out, and the turntable 2 is rotated to 180°, so that the winding rollers 1 respectively installed on the two square rods 18 on the turntable 2 are exchanged in position;

[0029] S3: At the same time, the arc-shaped pin block 15 is embedded in the arc-shaped pin groove 16, so that the arc-shaped pin block 15 is connected with the arc-shaped pin groove 16, and the square rod 18 and the rotating shaft 14 are quickly connected and fixed;

[0030] S4: The latch pin 7 passes through the pin hole 8 and is inserted into the frame body 5, so that the positioning plate 3 is fixed and the turntable 2 is fixed in a horizontal position. At this time, the square rod 18 coincides with the center line of the rotating shaft 14, thereby achieving rapid positioning and completing rapid roll change, which is simple and convenient.

[0031] Finally, a few points should be explained: In the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0032] In the drawings of the embodiments disclosed by the present invention, only the structures related to the embodiments disclosed by the present invention are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present invention can be combined with each other.

Claims

1. A polyester film winding mechanism capable of rapid roll change, comprising a frame (5), wherein a plurality of positioning rollers (6) are provided on an inner wall of one side of the frame (5), characterized in that: The bottom inner wall of the frame (5) is fixedly connected with a support seat 1 (4) and a support seat 2 (11); a rotating shaft (14) is rotatably connected inside the support seat 2 (11); a power component for driving the rotating shaft (14) to rotate is provided on one side of the frame (5); a turntable (2) is rotatably connected to one end of the support seat 1 (4); one side of the turntable (2) is fixedly connected with two fixed seats (13) distributed in an opposite manner; a square rod (18) is rotatably connected inside the fixed seat (13); a winding roller (1) is sleeved on one side of the square rod (18); the rotating shaft (14) and the square rod (18) are quickly connected via a connecting component; and a positioning component for fixing the position of the turntable (2) is provided on one side of the frame (5).

2. The polyester film winding mechanism capable of rapid roll change according to claim 1, characterized in that: The connecting components are an arc-shaped pin block (15) and an arc-shaped pin groove (16); the arc-shaped pin block (15) is fixedly connected to one end of the rotating shaft (14); and the arc-shaped pin groove (16) is arranged at one end of the square rod (18) away from the fixing seat (13).

3. The polyester film winding mechanism capable of rapid roll change according to claim 2, characterized in that: The center lines of the arc-shaped pin block (15) and the arc-shaped pin groove (16) coincide with the center line of the rotating disk (2).

4. The polyester film winding mechanism capable of rapid roll change according to claim 2, characterized in that: Multiple sides of the arc-shaped pin groove (16) are provided with arc surfaces (17).

5. The polyester film winding mechanism capable of rapid roll change according to claim 1, characterized in that: The positioning assembly comprises a positioning plate (3), the positioning plate (3) is rotatably connected to the other end of the support seat (4), and the positioning plate (3) and the turntable (2) are fixed via a connecting shaft, pin holes (8) are provided at both ends of the positioning plate (3), and a pin (7) passing through the pin hole (8) is inserted into one side of the frame (5).

6. The polyester film winding mechanism capable of rapid roll change according to claim 5, characterized in that: The positioning plate (3) is vertically distributed with respect to the rotating disk (2).

7. The polyester film winding mechanism capable of rapid roll change according to claim 1, characterized in that: The top and bottom of the square rod (18) are both fixedly connected with magnetic blocks (19), and the magnetic blocks (19) are in contact with and magnetically attracted to the winding roller (1).

8. The polyester film winding mechanism capable of rapid roll change according to claim 1, characterized in that: The power assembly comprises a reduction motor (12), the reduction motor (12) is fixedly connected to an outer wall of one side of the frame (5), one end of the output shaft of the reduction motor (12) is fixedly connected to sprocket one (9), the other end of the rotating shaft (14) is fixedly connected to sprocket two (10), and sprocket two (10) is connected to sprocket one (9) through a chain transmission.

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