Calendering device for high-strength flame-retardant PVC (polyvinyl chloride) coiled material

Abstract

The utility model discloses a calendering device for a high-strength flame-retardant PVC (polyvinyl chloride) coiled material, and relates to the technical field of PVC coiled material manufacturing. The positioning roller shaft is rotationally connected to the inner bottom of the bracket; the two sets of height adjusting mechanisms are arranged at the two ends in the support correspondingly; the two ends of the movable roller shaft are arranged on the two sets of height adjusting mechanisms correspondingly, and the movable roller shaft is located over the support; and the rotating mechanism is arranged in the bracket. According to the calendering device for the high-strength flame-retardant PVC coiled material, through the use of the temperature control mechanism, the temperature of the positioning roll shaft and the temperature of the movable roll shaft can be controlled, the temperature of the positioning roll shaft and the temperature of the movable roll shaft are increased, the overall calendering effect of the PVC coiled material is improved, and the phenomena that the roll is too large and physical calendering is insufficient are avoided; and the PVC coiled material can be quickly cooled after calendering, so that the shape is qualitative, the use effect is ensured, and the overall shape is prevented from being influenced by interference after calendering.

Description

Technical Field

[0001] The utility model relates to the technical field of PVC coiled material manufacturing, in particular to a calendering device for high-strength flame-retardant PVC coiled material. Background Art

[0002] Polyvinyl chloride (PVC) materials have the characteristics of good processing performance, low manufacturing cost, corrosion resistance, good insulation, etc., so they have extremely wide applications. At present, PVC materials have been widely used in various fields of daily life such as building materials, packaging, electricity, sports equipment, simulated leather, etc.

[0003] The authorization publication number "CN215750362U" records "a roller calendering device for producing PVC sheets. The calendering device provided by the utility model includes a base plate, a winding device, an adjusting bracket, a fixed roller, and an adjusting roller; a pair of adjusting brackets are fixed to the base plate in a mirror-symmetrical manner, and the fixed roller and the adjusting roller are rotatably mounted between the adjusting brackets. The winding device has a detachable winding roller, and the PVC sheet is wound on the winding roller after passing through the gap between the fixed roller and the adjusting roller. The roller calendering device for producing PVC sheets provided by the utility model has a reasonable and compact design, is simple and convenient to use, can complete the continuous calendering operation of PVC sheets, and has high dimensional accuracy and stability."

[0004] The above patent design is reasonable and compact, simple and convenient to use, can complete the continuous calendering operation of PVC sheets, and has high dimensional accuracy and stability. However, it indicates the simple extrusion of PVC sheets. However, its overall use cannot guarantee the use effect when the PVC sheets are greatly curled. Utility Model Content

[0005] The utility model provides a calendering device for high-strength flame-retardant PVC coiled materials. By using a temperature control mechanism, the temperature of a positioning roller and a moving roller can be controlled to increase their temperatures, thereby improving the overall calendering effect of the PVC coiled materials and avoiding excessive curling and insufficient physical calendering. By using a cooling mechanism, the PVC coiled materials can be quickly cooled after calendering to determine the shape, thereby ensuring the use effect and avoiding interference after calendering that affects the overall shape.

[0006] To achieve the above purpose, the utility model is implemented through the following technical solutions: a calendering device for high-strength flame-retardant PVC coiled material, comprising:

[0007] Bracket;

[0008] A positioning roller shaft, the positioning roller shaft is rotatably connected to the bottom of the bracket;

[0009] The height adjustment mechanism is provided with two groups, and the two groups of the height adjustment mechanism are respectively arranged at two ends of the bracket;

[0010] A movable roller shaft, wherein both ends of the movable roller shaft are respectively arranged on two sets of height adjustment mechanisms, and the movable roller shaft is located directly above the bracket;

[0011] A rotating mechanism is arranged in the bracket, the rotating mechanism is connected to one end of the positioning roller shaft, and the rotating mechanism is connected to one end of the moving roller shaft;

[0012] The temperature control mechanism is provided with two groups, and the two groups of temperature control mechanisms are respectively arranged in the positioning roller and the moving roller to control the temperature of the positioning roller and the moving roller. Each group of the temperature control mechanism includes a heating tube and a temperature control module. The temperature control module is installed on one side of the bracket. The heating tube is fixedly connected to the moving roller, and one end of the heating tube is fixedly connected to the temperature control module; and

[0013] A cooling mechanism is arranged on the bracket and is used for cooling the PVC coil. The cooling mechanism includes a cooling plate and a load-bearing plate. Two pressing cylinders are fixedly connected to one side of the outer surface of the bracket. Both ends of the cooling plate are respectively fixedly connected to the output ends of the two pressing cylinders. The load-bearing plate is fixedly connected to one side of the outer surface of the bracket, and the load-bearing plate is located directly below the cooling plate.

[0014] Furthermore, each group of the height adjustment mechanism includes two lifting cylinders, multiple limit rods and a lifting plate, the multiple limit rods are fixedly connected to one side of the bracket, the two lifting cylinders are fixedly connected to one side of the bracket, and the lifting plate is fixedly connected to the output ends of the two lifting cylinders.

[0015] Further, the rotating mechanism comprises:

[0016] A driving component is arranged in the bracket;

[0017] A positioning transmission component is disposed on the driving component and connected to the positioning roller shaft to transmit the power between the driving component and the positioning roller shaft; and

[0018] The mobile transmission component is arranged on one of the lifting plates, the mobile transmission component is connected with the driving component, and the mobile transmission component is connected with the moving roller shaft, so as to realize transmission between the driving component and the moving roller shaft.

[0019] The driving component further comprises a rotating motor and a connecting rod, wherein the connecting rod is rotatably connected to the center of one side of the bracket, the rotating motor is fixedly connected to the top end of the bracket, and the top of the connecting rod is fixedly connected to the output end of the rotating motor.

[0020] Further, the positioning transmission component includes a positioning drive bevel gear and a positioning driven bevel gear, the positioning driven bevel gear is fixedly connected to one end of the positioning roller shaft, the positioning drive bevel gear is fixedly connected to the bottom of the connecting rod, and the positioning drive bevel gear and the positioning driven bevel gear are meshed with each other.

[0021] Furthermore, the mobile transmission component includes a mobile driving gear and a mobile driven bevel gear, the mobile driven bevel gear is fixedly connected to one end of the mobile roller shaft, the connecting rod is provided with a mobile groove, the mobile driving gear is slidingly connected to the connecting rod, and the mobile driving gear is rotatably connected to one of the lifting plates, and the mobile driving gear and the mobile driven bevel gear are meshed with each other.

[0022] The utility model provides a calendering device for high-strength flame-retardant PVC coiled material, which has the following beneficial effects:

[0023] (1) The calendering device for high-strength flame-retardant PVC coil can control the temperature of the positioning roller and the moving roller by using a temperature control mechanism, thereby increasing the temperature and improving the overall calendering effect of the PVC coil, thereby avoiding excessive curling and insufficient physical calendering.

[0024] (2) The calendering device for the high-strength flame-retardant PVC coil can quickly cool down the PVC coil after calendering through the use of a cooling mechanism, so as to determine the shape, ensure the use effect, and avoid interference after calendering that affects the overall shape. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a partial cross-sectional view of the utility model;

[0026] Figure 2 It is a three-dimensional diagram of the utility model;

[0027] Figure 3 It is a partial cross-sectional view of the rotating mechanism of the utility model;

[0028] Figure 4 This is a three-dimensional diagram of the height adjustment mechanism of the utility model;

[0029] Figure 5 It is a three-dimensional diagram of the cooling mechanism of the present utility model.

[0030] In the figure: 1. bracket; 2. cooling plate; 3. pressing cylinder; 4. load-bearing plate; 5. positioning roller; 6. heating tube; 7. moving roller; 8. positioning driven bevel gear; 9. positioning driving bevel gear; 10. moving slot; 11. moving driving gear; 12. lifting plate; 13. limiting rod; 14. rotating motor; 15. moving driven bevel gear; 16. lifting cylinder; 17. temperature control module; 18. connecting rod. DETAILED DESCRIPTION

[0031] The following will clearly and completely describe the technical solutions in the embodiments of the utility model in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] See also Figure 1-5 The utility model provides a technical solution: a calendering device for high-strength flame-retardant PVC coiled material, comprising:

[0033] Bracket 1;

[0034] A positioning roller 5, the positioning roller 5 is rotatably connected to the bottom of the bracket 1;

[0035] The height adjustment mechanism is provided with two groups, and the two groups of height adjustment mechanisms are respectively arranged at two ends of the bracket 1;

[0036] A movable roller 7, both ends of which are respectively arranged on two sets of height adjustment mechanisms, and the movable roller 7 is located directly above the bracket 1;

[0037] A rotating mechanism is disposed in the bracket 1, the rotating mechanism is connected to one end of the positioning roller 5, and the rotating mechanism is connected to one end of the moving roller 7;

[0038] The temperature control mechanism is provided with two groups, and the two groups of temperature control mechanisms are respectively arranged in the positioning roller 5 and the moving roller 7, and are used for controlling the temperature of the positioning roller 5 and the moving roller 7. Each group of temperature control mechanisms includes a heating tube 6 and a temperature control module 17. The temperature control module 17 is installed on one side of the bracket 1. The heating tube 6 is fixedly connected to the moving roller 7, and one end of the heating tube 6 is fixedly connected to the temperature control module 17; and

[0039] A cooling mechanism is provided on a bracket 1 and is used for cooling the PVC coil. The cooling mechanism includes a cooling plate 2 and a load-bearing plate 4. Two pressing cylinders 3 are fixedly connected to one side of the outer surface of the bracket 1. Both ends of the cooling plate 2 are respectively fixedly connected to the output ends of the two pressing cylinders 3. The load-bearing plate 4 is fixedly connected to one side of the outer surface of the bracket 1, and the load-bearing plate 4 is located directly below the cooling plate 2.

[0040] In this embodiment: the positioning roller 5 and the movable roller 7 are both in the bracket 1, and the positioning roller 5 and the movable roller 7 are rotated by a rotating mechanism to calender the PVC coil. At the same time, the overall temperature of the positioning roller 5 and the movable roller 7 is controlled by the heating tube 6 and the temperature control module 17, so that the positioning roller 5 and the movable roller 7 can adjust the temperature of the PVC coil to ensure the calendering effect. After the calendering is completed, the PVC coil is shaped for use by fitting and extruding the cooling plate 2 and the bearing plate 4. The model of the pressing cylinder 3 can be selected from those available on the market as needed, and no further details will be given here.

[0041] Specifically, each set of height adjustment mechanisms includes two lifting cylinders 16, multiple limit rods 13 and a lifting plate 12. The multiple limit rods 13 are fixedly connected to one side of the bracket 1, the two lifting cylinders 16 are fixedly connected to one side of the bracket 1, and the lifting plate 12 is fixedly connected to the output ends of the two lifting cylinders 16.

[0042] In this embodiment: the model of the lifting cylinder 16 can be selected from those available on the market as needed, and no further details are given here. The lifting cylinder 16 is used to control the height adjustment of the lifting plate 12. The four corners of the lifting plate 12 correspond to multiple limit rods 13 to ensure the stability of the lifting of the lifting plate 12.

[0043] Specifically, the rotating mechanism includes:

[0044] A driving component is arranged in the bracket 1;

[0045] A positioning transmission component is disposed on the driving component and connected to the positioning roller 5 to transmit the power between the driving component and the positioning roller 5; and

[0046] The mobile transmission component is disposed on one of the lifting plates 12 . The mobile transmission component is connected to the driving component, and the mobile transmission component is connected to the moving roller 7 , so as to realize transmission between the driving component and the moving roller 7 .

[0047] In this embodiment: the driving component controls the positioning transmission component and the moving transmission component to rotate, so that the positioning roller 5 and the moving roller 7 rotate.

[0048] Specifically, the driving component includes a rotating motor 14 and a connecting rod 18. The connecting rod 18 is rotatably connected to the center of one side of the bracket 1. The rotating motor 14 is fixedly connected to the top end of the bracket 1. The top of the connecting rod 18 is fixedly connected to the output end of the rotating motor 14.

[0049] In this embodiment, the model of the rotating motor 14 can be selected from those available on the market as needed, and no further details will be given here. The rotating motor 14 is used to control the connecting rod 18 to rotate.

[0050] Specifically, the positioning transmission component includes a positioning drive bevel gear 9 and a positioning driven bevel gear 8. The positioning driven bevel gear 8 is fixedly connected to one end of the positioning roller shaft 5. The positioning drive bevel gear 9 is fixedly connected to the bottom of the connecting rod 18, and the positioning drive bevel gear 9 and the positioning driven bevel gear 8 are meshed with each other.

[0051] In this embodiment: the positioning driving bevel gear 9 rotates following the connecting rod 18, so that the positioning driven bevel gear 8 receives power and the positioning roller shaft 5 rotates for use.

[0052] Specifically, the mobile transmission component includes a mobile driving gear 11 and a mobile driven bevel gear 15. The mobile driven bevel gear 15 is fixedly connected to one end of the mobile roller shaft 7. A mobile groove 10 is provided on the connecting rod 18. The mobile driving gear 11 is slidably connected to the connecting rod 18, and the mobile driving gear 11 is rotatably connected to one of the lifting plates 12. The mobile driving gear 11 and the mobile driven bevel gear 15 are meshed with each other.

[0053] In this embodiment: the mobile driving gear 11 follows the lifting plate 12 to rise and fall, and is docked through the mobile groove 10, so that the mobile driving gear 11 can follow the lifting plate 12 to rise and fall while rotating according to the connecting rod 18, and transmit power to the mobile driven bevel gear 15 to rotate the mobile roller shaft 7.

[0054] When in use, the PVC coil is passed between the positioning roller 5 and the moving roller 7, and the lifting cylinder 16 is contracted to make the lifting plate 12 drive the moving driving gear 11 to move downward in the connecting rod 18, so that the positioning roller 5 and the moving roller 7 squeeze the PVC coil, and the rotating motor 14 rotates the moving driving gear 11 and the positioning driving bevel gear 9 through the connecting rod 18, and transmits power to the moving driven bevel gear 15 and the positioning driven bevel gear 8, so that the positioning roller 5 and the moving roller 7 rotate to extrude the PVC coil. During the extrusion process, the temperature control module 17 controls the heating tube 6 to control the temperature of the positioning roller 5 and the heating tube 6 to ensure the heating and extrusion of the PVC coil. The calendered PVC coil is transmitted to between the cooling plate 2 and the bearing plate 4, and the cooling plate 2 presses the PVC coil by contracting the pressing cylinder 3 to ensure the shaping of the PVC coil and improve the use effect.

[0055] The control method of the present invention is to control by manually starting and closing the switch. The wiring diagram of the power element and the provision of power supply are common knowledge in the field, and the present invention is mainly used to protect mechanical devices, so the present invention will not explain the control method and wiring arrangement in detail.

[0056] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. Calendering device for high-strength flame-retardant PVC coil, characterized in that: include: Bracket (1); A positioning roller shaft (5), the positioning roller shaft (5) being rotatably connected to the bottom of the bracket (1); A height adjustment mechanism, which is provided with two groups, and the two groups of height adjustment mechanisms are respectively arranged at two ends of the bracket (1); A movable roller shaft (7), wherein both ends of the movable roller shaft (7) are respectively arranged on two sets of height adjustment mechanisms, and the movable roller shaft (7) is located directly above the bracket (1); A rotating mechanism is arranged in the bracket (1), the rotating mechanism is connected to one end of the positioning roller (5), and the rotating mechanism is connected to one end of the moving roller (7); A temperature control mechanism, which is provided with two groups. The two groups of temperature control mechanisms are respectively arranged in the positioning roller (5) and the moving roller (7) to control the temperature of the positioning roller (5) and the moving roller (7). Each group of the temperature control mechanism comprises a heating tube (6) and a temperature control module (17). The temperature control module (17) is installed on one side of the bracket (1). The heating tube (6) is fixedly connected to the moving roller (7), and one end of the heating tube (6) is fixedly connected to the temperature control module (17); and A cooling mechanism is provided on a bracket (1) and is used for cooling a PVC coil. The cooling mechanism comprises a cooling plate (2) and a bearing plate (4). One side of the outer surface of the bracket (1) is fixedly connected to two pressing cylinders (3). The two ends of the cooling plate (2) are respectively fixedly connected to the output ends of the two pressing cylinders (3). The bearing plate (4) is fixedly connected to one side of the outer surface of the bracket (1), and the bearing plate (4) is located directly below the cooling plate (2).

2. The calendering device for high-strength flame-retardant PVC coil according to claim 1, characterized in that: Each set of the height adjustment mechanisms comprises two lifting cylinders (16), a plurality of limit rods (13) and a lifting plate (12); the plurality of limit rods (13) are fixedly connected to one side of the bracket (1); the two lifting cylinders (16) are fixedly connected to one side of the bracket (1); and the lifting plate (12) is fixedly connected to the output ends of the two lifting cylinders (16).

3. The calendering device for high-strength flame-retardant PVC coil according to claim 2, characterized in that: The rotating mechanism comprises: A driving component is arranged in the bracket (1); A positioning transmission component is arranged on the driving component, and the positioning transmission component is connected to the positioning roller shaft (5) to transmit the power between the driving component and the positioning roller shaft (5); and The mobile transmission component is arranged on one of the lifting plates (12), the mobile transmission component is connected to the driving component, and the mobile transmission component is connected to the moving roller (7) for transmission between the driving component and the moving roller (7).

4. The calendering device for high-strength flame-retardant PVC coil according to claim 3, characterized in that: The driving component comprises a rotating motor (14) and a connecting rod (18); the connecting rod (18) is rotatably connected to the center of one side of the bracket (1); the rotating motor (14) is fixedly connected to one end of the top of the bracket (1); and the top of the connecting rod (18) is fixedly connected to the output end of the rotating motor (14).

5. The calendering device for high-strength flame-retardant PVC coil according to claim 4, characterized in that: The positioning transmission component comprises a positioning driving bevel gear (9) and a positioning driven bevel gear (8), wherein the positioning driven bevel gear (8) is fixedly connected to one end of the positioning roller shaft (5), and the positioning driving bevel gear (9) is fixedly connected to the bottom of the connecting rod (18), and the positioning driving bevel gear (9) and the positioning driven bevel gear (8) are meshed with each other.

6. The calendering device for high-strength flame-retardant PVC coiled material according to claim 5, characterized in that: The mobile transmission component comprises a mobile driving gear (11) and a mobile driven bevel gear (15), wherein the mobile driven bevel gear (15) is fixedly connected to one end of the mobile roller shaft (7), a mobile groove (10) is provided on the connecting rod (18), the mobile driving gear (11) is slidably connected to the connecting rod (18), and the mobile driving gear (11) is rotatably connected to one of the lifting plates (12), and the mobile driving gear (11) and the mobile driven bevel gear (15) are meshed with each other.

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