Auxiliary device for replacing PE (Poly Ethylene) film

Abstract

The utility model relates to the technical field of PE film replacement, and discloses a PE film replacement auxiliary device which comprises a positioning plate, sliding grooves are formed in the two sides of the top face of the positioning plate, trapezoidal clamping blocks are slidably connected into the sliding grooves, circular grooves are formed in one sides of the trapezoidal clamping blocks at equal intervals, and balls are rotationally connected to the inner walls of the circular grooves. Clamping plates are fixedly connected to the two sides of the bottom of the positioning plate, T-shaped sliding grooves are formed in the two sides of the surface of one clamping plate, and clamping assemblies are slidably connected into the T-shaped sliding grooves. According to the PE film replacement auxiliary device, through the arrangement of a clamping assembly and a clamping plate, when a worker needs to replace a PE film body, the PE film body can be placed in a trapezoidal clamping block, then the worker switches on a power source of a driving motor, a transmission rod of the driving motor drives a gear to rotate, and then the gear drives a gear strip to move towards the two sides; and the PE film body is rapidly clamped through the clamping plates, so that workers can conveniently and rapidly clamp and position the PE film body.

Description

Technical Field

[0001] The utility model relates to the technical field of PE film replacement, in particular to a PE film replacement auxiliary device. Background Art

[0002] PE film, a simple organic compound, is one of the most widely used polymer materials in the world. 12 PE film is primarily based on a special polyethylene plastic film and can be categorized by density as high-density polyethylene protective film, medium-density polyethylene, and low-density polyethylene. When workers replace PE film, they often require a PE film replacement assist device.

[0003] The PE film replacement auxiliary device disclosed in publication number CN218434022U includes: a bracket and two traction rollers; the two traction rollers are installed in parallel on the bracket; when the PE film is replaced, the new PE film is placed above the gap between the two traction rollers, which can effectively prevent the new PE film from rolling away; in the process of replacing the PE film, the new PE film needs to be torn apart and a section is pulled out to be bonded to the old PE film; the new PE film can rotate freely on the two traction rollers during the tearing process, which effectively prevents the new PE film from jumping out of the auxiliary device and rolling away during the tearing process, making the replacement of the PE film very convenient and reliable, avoiding the failure of the packaging machine caused by the poor adhesion of the PE film, and improving the work efficiency.

[0004] However, this PE film replacement auxiliary device has the following disadvantages: during the PE film replacement process, although the PE film can be conveniently and quickly clamped for positioning, when replacing PE films of different lengths, the staff needs to replace the auxiliary device with a length-adapted one, which makes it difficult for the staff to quickly replace PE films of different lengths, affecting the staff's work efficiency. Utility Model Content

[0005] The technical problem solved by the utility model is to provide a PE film replacement auxiliary device which is highly practical, can be operated simply and has a relatively simple structure. It solves the problem raised in the above background technology that during the PE film replacement process, although the PE film can be conveniently and quickly clamped for positioning, when replacing PE films of different lengths, the staff needs to replace the auxiliary device with a length-adapted one, which makes it difficult for the staff to quickly replace PE films of different lengths, affecting the staff's work efficiency.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: a PE film replacement auxiliary device, including a positioning plate, both sides of the top surface of the positioning plate are provided with sliding grooves, the interior of the sliding groove is slidably connected to a trapezoidal block, one side of the trapezoidal block is equidistantly provided with circular grooves, the inner wall of the circular groove is rotatably connected to a ball bearing, both sides of the bottom of the positioning plate are fixedly connected to a clamping plate, one of the two sides of the surface of the clamping plate is provided with a T-shaped sliding groove, the interior of the T-shaped sliding groove is slidably connected to a clamping assembly, and both sides of the positioning plate are provided with storage grooves, and the interior of the storage groove is slidably connected to a clamping plate.

[0007] Optionally, the clamping assembly includes another surface of the clamping plate fixedly connected to a drive motor, the output end of the drive motor is fixedly installed with a transmission rod, one end of the transmission rod is fixedly connected to a connecting rod, one end of the connecting rod is fixedly connected to a gear, both sides of the gear surface are meshed with gear bar, one end of the gear bar is fixedly connected to a connecting block, and one side of the connecting block is fixedly connected to the middle of the bottom surface of the clamping plate.

[0008] Optionally, a positioning bolt is threaded through the middle of the top surface of the trapezoidal block, and positioning holes are equidistantly formed on the top surface of the positioning plate, and the positioning holes are adapted to the positioning bolts.

[0009] Optionally, a PE film body is clamped on one side of the ball, and the back side of the gear bar is slidably connected to the inside of the T-shaped slide groove.

[0010] Optionally, a sealing gasket is clamped on one side of the bottom surface of the positioning bolt, and the sealing gasket is made of rubber.

[0011] Optionally, a connecting piece is threadedly connected to the middle of the surface of the clamping plate, and a plug rod is fixedly connected to the middle of the surface of the connecting piece.

[0012] The utility model provides a PE film replacement auxiliary device, which has the following beneficial effects:

[0013] 1. The PE film replacement auxiliary device, through the setting of the clamping assembly and the clamping plate, when the staff needs to replace the PE film body, the PE film body can be placed inside the trapezoidal clamping block, and then the staff turns on the power of the drive motor, and its transmission rod drives the gear to rotate, and then the gear drives the gear bar to move to both sides, so that the clamping plate quickly clamps the PE film body, thereby facilitating the staff to quickly clamp and position the PE film body, so that the staff can quickly replace the PE film body.

[0014] 2. The PE film replacement auxiliary device, through the arrangement of the trapezoidal block, the positioning plate and the ball bearing, when the staff replaces the PE film bodies of different diameters, the staff can twist the positioning bolt to disengage the positioning bolt into the inside of the trapezoidal block, and the staff will slide the trapezoidal block to both sides and twist the positioning bolt to fix the trapezoidal block, thereby facilitating the staff to overlap and position the PE film bodies of different diameters. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the split structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the clamping assembly of the utility model;

[0018] Figure 4 This is a schematic diagram of the trapezoidal card block structure of the present utility model.

[0019] In the figure: 1. Positioning plate; 2. Trapezoidal clamping block; 3. Ball; 4. Clamping plate; 5. Clamping assembly; 51. Drive motor; 52. Transmission rod; 53. Connecting rod; 54. Gear; 55. Gear bar; 6. Clamping plate; 7. Positioning bolt; 8. PE film body; 9. Connecting rod. DETAILED DESCRIPTION

[0020] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0021] See also Figures 1 to 4 The utility model provides a technical solution: a PE film replacement auxiliary device, including a positioning plate 1, both sides of the top surface of the positioning plate 1 are provided with a slide groove, the inside of the slide groove is slidably connected to a trapezoidal block 2, one side of the trapezoidal block 2 is equidistantly provided with a circular groove, the inner wall of the circular groove is rotatably connected to a ball 3, the middle part of the top surface of the trapezoidal block 2 is threaded with a positioning bolt 7, the top surface of the positioning plate 1 is equidistantly provided with positioning holes, and the positioning holes are adapted to the positioning bolts 7;

[0022] By setting the trapezoidal block 2, the positioning plate 1 and the ball 3, when the staff replaces the PE film body 8 with different diameters, the staff can twist the positioning bolt 7 to disengage the positioning bolt 7 from the inside of the trapezoidal block 2, and then slide the trapezoidal block 2 to both sides and twist the positioning bolt 7 to fix the trapezoidal block 2, thereby facilitating the staff to overlap and position the PE film bodies 8 with different diameters;

[0023] See also Figure 2 , both sides of the bottom of the positioning plate 1 are fixedly connected with a card plate 4, and both sides of the surface of one of the card plates 4 are provided with a T-shaped slide groove, one side of the ball 3 is clamped with a PE film body 8, and the back of the gear bar 55 is slidably connected to the inside of the T-shaped slide groove;

[0024] The setting of the card plate 4 facilitates the staff to assist the gear bar 55 in sliding;

[0025] See also Figure 1 , a sealing gasket is clamped on one side of the bottom surface of the positioning bolt 7, and the material of the sealing gasket is rubber material. The middle part of the surface of the clamping plate 6 is threadedly connected to a connecting piece, and the middle part of the surface of the connecting piece is fixedly connected to the plug rod 9;

[0026] Example 1:

[0027] See also Figure 3 , the internal sliding connection of the T-shaped slide is provided with a card connection component 5, and the card connection component 5 includes a driving motor 51 fixedly connected to the surface of another card plate 4, a transmission rod 52 is fixedly installed on the output end of the driving motor 51, one end of the transmission rod 52 is fixedly connected to a connecting rod 53, one end of the connecting rod 53 is fixedly connected to a gear 54, both sides of the surface of the gear 54 are meshed with gear strips 55, one end of the gear strip 55 is fixedly connected to a connecting block, and one side of the connecting block is fixedly connected to the middle part of the bottom surface of the card connection plate 6;

[0028] By setting the clamping assembly 5 and the clamping plate 6, when the staff needs to replace the PE film body 8, the PE film body 8 can be placed inside the trapezoidal clamping block 2, and then the staff turns on the power of the driving motor 51, and its transmission rod 52 drives the gear 54 to rotate, and then the gear 54 drives the gear bar 55 to move to both sides, so that the clamping plate 6 quickly clamps the PE film body 8, thereby facilitating the staff to quickly clamp and position the PE film body 8, so that the staff can quickly replace the PE film body 8;

[0029] In the present invention, the working steps of the device are as follows:

[0030] Step 1: When the staff replaces the PE film bodies 8 of different diameters, the staff can twist the positioning bolt 7 to disengage the positioning bolt 7 from the inside of the trapezoidal block 2. The staff slides the trapezoidal block 2 to both sides and twists the positioning bolt 7 to fix the trapezoidal block 2, thereby facilitating the staff to overlap and position the PE film bodies 8 of different diameters;

[0031] Second step: When the staff needs to slide the PE film body 8 more, the PE film body 8 can be placed inside the trapezoidal block 2, and then the staff turns on the power of the driving motor 51, and its transmission rod 52 drives the gear 54 to rotate, and then the gear 54 drives the gear bar 55 to move to both sides, so that the clamping plate 6 quickly clamps the PE film body 8, thereby facilitating the staff to quickly clamp and position the PE film body 8, so that the staff can quickly replace the PE film body 8;

[0032] Step 3: After the staff has positioned the PE film body 8 , they can remove the remaining PE film on the surface of the PE film body 8 that needs to be replaced, thereby facilitating the staff to replace the PE film body 8 .

[0033] It should be noted that the device structure and drawings of the present invention mainly describe the principle of the present invention. In terms of the technology of the design principle, the settings of the device's power mechanism, power supply system, and control system are not fully described. However, those skilled in the art can clearly understand the details of its power mechanism, power supply system, and control system on the premise that they understand the principle of the above-mentioned utility model. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be implemented by simple programming by those skilled in the art.

[0034] The standard parts used can be purchased from the market and can be customized according to the description in the specification and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt conventional models in the existing technology, and the components known to technical personnel in this field, their structures and principles can be known to these technical personnel through technical manuals or through conventional experimental methods.

[0035] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A PE film replacement auxiliary device, comprising a positioning plate (1), characterized in that The top surface of the positioning plate (1) is provided with a slide groove on both sides, and a trapezoidal block (2) is slidably connected inside the slide groove. A circular groove is equidistantly provided on one side of the trapezoidal block (2), and a ball bearing (3) is rotatably connected to the inner wall of the circular groove. A clamping plate (4) is fixedly connected to both sides of the bottom of the positioning plate (1), and a T-shaped slide groove is provided on both sides of the surface of one of the clamping plates (4), and a clamping assembly (5) is slidably connected inside the T-shaped slide groove. The positioning plate (1) is provided with a receiving groove on both sides, and a clamping plate (6) is slidably connected inside the receiving groove.

2. A PE film replacement auxiliary device according to claim 1, characterized in that: The clamping assembly (5) comprises a driving motor (51) fixedly connected to the surface of another clamping plate (4), a transmission rod (52) fixedly installed at the output end of the driving motor (51), one end of the transmission rod (52) fixedly connected to a connecting rod (53), one end of the connecting rod (53) fixedly connected to a gear (54), both sides of the surface of the gear (54) are meshed with gear bars (55), one end of the gear bar (55) is fixedly connected to a connecting block, and one side of the connecting block is fixedly connected to the middle of the bottom surface of the clamping plate (6).

3. A PE film replacement auxiliary device according to claim 1, characterized in that: A positioning bolt (7) is threaded through the middle of the top surface of the trapezoidal block (2), and positioning holes are equidistantly formed on the top surface of the positioning plate (1), and the positioning holes are adapted to the positioning bolt (7).

4. A PE film replacement auxiliary device according to claim 2, characterized in that: A PE film body (8) is clamped on one side of the ball (3), and the back side of the gear bar (55) is slidably connected to the inside of the T-shaped sliding groove.

5. A PE film replacement auxiliary device according to claim 3, characterized in that: A sealing gasket is clamped on one side of the bottom surface of the positioning bolt (7), and the sealing gasket is made of rubber material.

6. A PE film replacement auxiliary device according to claim 1, characterized in that: A connecting piece is threadedly connected to the middle of the surface of the clamping plate (6), and a plug-in rod (9) is fixedly connected to the middle of the surface of the connecting piece.

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