Heating equipment for carbon fiber pultrusion production

Abstract

The utility model belongs to the field of carbon fiber heating equipment manufacturing, and particularly relates to heating equipment for carbon fiber pultrusion production, the heating equipment comprises a support, a power box and a heating device, a first rotating shaft, a second rotating shaft and a third rotating shaft are horizontally arranged on the support, and the position of the second rotating shaft on the support is higher than that of the third rotating shaft on the support; the position of the second rotating shaft on the support is lower than that of the first rotating shaft on the support, at least two planes perpendicular to the axis of the first rotating shaft intersect with the first rotating shaft, the second rotating shaft and the third rotating shaft together, and the first rotating shaft or the third rotating shaft is in transmission connection with a driver. A heating device is arranged above or below a position between the first rotating shaft and the second rotating shaft on the bracket; the problems that the heating speed is low and the working efficiency is low due to the fact that rolled carbon fibers are directly heated at present are solved.

Description

Technical Field

[0001] The present application belongs to the field of carbon fiber heating equipment manufacturing, and specifically is a heating equipment for carbon fiber pultrusion production. Background Art

[0002] In the process of carbon fiber production, since various production liquids are coated on the carbon fiber, the carbon fiber needs to be heated to solidify the coated liquids. In the traditional technology, several rolled carbon fibers are directly gathered together for heating and baking. This method has a slow heating speed because the carbon fibers are rolled together, resulting in low work efficiency. Utility Model Content

[0003] The purpose of this application is mainly to address the shortcomings of the prior art. By arranging a first rotating shaft, a second rotating shaft, and a third rotating shaft on a bracket in conjunction with a heating device, a heating device for carbon fiber pultrusion production is designed. The rolled carbon fiber can be dispersed for heating and baking, and the third rotating shaft or the first rotating shaft is driven by a driving device so that after heating and baking, the carbon fiber returns to a rolled shape, thereby solving the problem of slow heating speed and low working efficiency caused by directly heating the rolled carbon fiber.

[0004] In order to achieve the above purpose, the technical solution adopted in this application is:

[0005] A heating device for carbon fiber pultrusion production, comprising a bracket, a power box, and a heating device, wherein a first rotating shaft, a second rotating shaft, and a third rotating shaft are horizontally arranged on the bracket, and the projections of the axes of the first rotating shaft, the second rotating shaft, and the third rotating shaft on a plane perpendicular to the first rotating shaft are not colinear, the position of the second rotating shaft on the bracket is higher than the position of the third rotating shaft on the bracket, and the position of the second rotating shaft on the bracket is lower than the position of the first rotating shaft on the bracket, at least two planes perpendicular to the axis of the first rotating shaft intersect with the first rotating shaft, the second rotating shaft, and the third rotating shaft, and the first rotating shaft or the third rotating shaft is transmission-connected to a driver;

[0006] The bracket is provided with a heating device above or below the first rotating shaft and the second rotating shaft, and / or

[0007] The bracket is provided with a heating device above or below the third rotating shaft and the second rotating shaft;

[0008] The heating direction of the heating device is toward the plane where the axis of the third rotating shaft and the axis of the second rotating shaft are located together or the plane where the axis of the first rotating shaft and the axis of the second rotating shaft are located together.

[0009] Preferably, the heating device comprises a heating lamp tube and a mounting shell with an arc-shaped cross section, the heating lamp tube is arranged in the mounting shell, the heating lamp tube is parallel to the first rotating axis, and the heating lamp tube is mounted on the bracket.

[0010] Preferably, a horizontal guide rail is provided on the bracket between the first rotating axis and the third rotating axis, the guide rail is perpendicular to the first rotating axis, the projections of the first rotating axis, the second rotating axis and the third rotating axis on the horizontal plane are located between the two ends of the guide rail, a sliding seat is slidably provided between the two ends of the guide rail, a lifting rod is provided on the sliding seat, and the mounting shell is provided at the top end of the lifting rod.

[0011] Preferably, a vertical first threaded hole is penetrated through the slide seat, the lower end of the first bolt is threadedly connected to the first threaded hole, and the length of the first bolt is greater than the length of the first threaded hole.

[0012] Preferably, a cross bar parallel to the first rotating axis is fixedly provided at the top end of the lifting rod, a mounting hole matching with the cross bar is provided on the mounting shell, one end of the cross bar is inserted into the mounting hole, the cross bar is cylindrical, a second threaded hole connected with the mounting hole is radially provided on the mounting shell, one end of the second bolt is threadedly connected with the second threaded hole, and the length of the second bolt is greater than the sum of the length of the second threaded hole and the inner diameter of the mounting hole.

[0013] Preferably, the driver is a servo motor, and the output shaft of the servo motor is drivingly connected to the third rotating shaft.

[0014] Compared with the prior art, this application has the following beneficial effects:

[0015] 1. The present application adopts a method of arranging a first rotating shaft, a second rotating shaft, and a third rotating shaft in conjunction with a heating device on a bracket to design a heating device for carbon fiber pultrusion production, which can disperse the rolled carbon fiber for heating and baking, and drive the third rotating shaft or the first rotating shaft through a driving device, so that after heating and baking, the carbon fiber returns to a rolled shape, solving the current problem of directly heating the rolled carbon fiber, resulting in slow heating speed and low working efficiency.

[0016] 2. The present application, through the setting of the slide and the lifting rod, makes it possible to adjust the relative position of the slide on the guide rail and the height of the lifting rod according to actual needs, thereby adjusting the position of the heating device and the distance between the heating device and the heated carbon fiber.

[0017] 3. In the present application, the first bolt is screwed into the first threaded hole and contacts the slide rail or the bracket, thereby fixing (limiting) the slide seat with the adjusted position. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of this application;

[0019] Figure 2 for Figure 1 The structural diagram on the right;

[0020] Figure 3 This is a schematic diagram of the structure of the lifting rod, heating device and guide rail of this application;

[0021] Figure 4 It is the relationship diagram between the lifting rod and the sliding seat;

[0022] Figure 5 This is a schematic diagram of the structure of the present application when the rolled carbon fiber is about to be installed.

[0023] Among them, 1. bracket; 2. power box; 3. first rotating shaft; 4. second rotating shaft; 5. third rotating shaft; 6. heating lamp tube; 7. mounting shell; 8. guide rail; 9. slide seat; 10. lifting rod; 11. first threaded hole; 12. first bolt; 13. cross bar; 14. second threaded hole; 15. mounting hole; 16. second bolt; 17. servo motor; 18. carbon fiber. DETAILED DESCRIPTION

[0024] like Figure 1-5 As shown, a heating device for carbon fiber pultrusion production includes a bracket 1, a power box 2, and a heating device. The bracket 1 is horizontally provided with a first rotating shaft 3, a second rotating shaft 4, and a third rotating shaft 5. The projections of the axes of the first rotating shaft 3, the second rotating shaft 4, and the third rotating shaft 5 on a plane perpendicular to the first rotating shaft 3 are not colinear. The position of the second rotating shaft 4 on the bracket 1 is higher than the position of the third rotating shaft 5 on the bracket 1. The position of the second rotating shaft 4 on the bracket 1 is lower than the position of the first rotating shaft 3 on the bracket 1. At least two planes perpendicular to the axis of the first rotating shaft 3 intersect with the first rotating shaft 3, the second rotating shaft 4, and the third rotating shaft 5. The first rotating shaft 3 or the third rotating shaft 5 is connected to a driver for transmission.

[0025] The bracket is provided with a heating device above or below the first rotating shaft 3 and the second rotating shaft 4, and / or

[0026] The bracket 1 is provided with a heating device above or below the third rotating shaft 5 and the second rotating shaft 4;

[0027] The heating direction of the heating device is toward the plane where the axis of the third rotating shaft 5 and the axis of the second rotating shaft 4 are located together or the plane where the axis of the first rotating shaft 3 and the axis of the second rotating shaft 4 are located together.

[0028] In this embodiment, the rolled carbon fiber is coaxially placed on the first rotating shaft 3. Figure 5 As shown, after that, another empty roll is placed on the third rotating shaft 5, and then the carbon fiber between the first rotating shaft 3 and the third rotating shaft 5 is wound around the second rotating shaft 4 to form Figure 1 state, then, the heating device is started, and the driver drives the third rotating shaft 5 to rotate, and the carbon fiber on the first rotating shaft 3 is continuously wound around the reel on the third rotating shaft 5. Since the projections of the axes of the first rotating shaft 3, the second rotating shaft 4, and the third rotating shaft 5 on the plane perpendicular to the first rotating shaft 3 are not colinear, there is a certain distance between the first rotating shaft 3 and the second rotating shaft 4, and the heating device can heat the carbon fiber between the first rotating shaft 3 and the second rotating shaft 4. Similarly, the heating device can also heat the carbon fiber between the second rotating shaft 4 and the third rotating shaft 5 for heating; after such setting, the third rotating shaft 5 continuously rolls the heated carbon fiber onto the reel on the third rotating shaft 5, and heats the single layer of carbon fiber, so the heating effect will be better and the speed will be faster; wherein "at least two planes perpendicular to the axis of the first rotating shaft 3 intersect with the first rotating shaft 3, the second rotating shaft 4, and the third rotating shaft 5" means that the carbon fiber on the first rotating shaft 3 can pass through the second rotating shaft 4 and then be wound around the third rotating shaft 5, and the carbon fiber can be in close contact with the circumferential surfaces of the first rotating shaft 3, the second rotating shaft 4, and the third rotating shaft 5.

[0029] As a preferred embodiment, the heating device comprises a heating lamp tube 6 and a mounting shell 7 with an arc-shaped cross section. The heating lamp tube 6 is arranged in the mounting shell 7, the heating lamp tube 6 is parallel to the first rotating shaft 3, and the heating lamp tube 6 is mounted on the bracket 1. After such arrangement, since the heating tube 6 is easy to purchase on the market, the difficulty of the manufacturing process is reduced, and the cost of manufacturing the present application is saved; the installation shell 7 is mainly arranged to make the heat be emitted in the direction of the carbon fiber.

[0030] As a preferred mode, a horizontal guide rail 8 is provided between the first rotating shaft 3 and the third rotating shaft 5 on the bracket 1, the guide rail 8 is perpendicular to the first rotating shaft 3, the projections of the first rotating shaft 3, the second rotating shaft 4 and the third rotating shaft 5 on the horizontal plane are located between the two ends of the guide rail 8, a slide seat 9 is slidably provided between the two ends of the guide rail 8, a lifting rod 10 is provided on the slide seat 9, and the mounting shell 7 is provided at the top end of the lifting rod 10. In this way, by providing the slide seat 9 and the lifting rod 10, the relative position of the slide seat 9 on the guide rail 8 and the height of the lifting rod 10 can be adjusted according to actual needs, so as to adjust the position of the heating device and the distance between the heating device and the heated carbon fiber.

[0031] As a preferred embodiment, a vertical first threaded hole 11 is formed through the slide seat 9, and the lower end of the first bolt 12 is threadedly connected to the first threaded hole 11, and the length of the first bolt 12 is greater than the length of the first threaded hole 11. After such arrangement, the first bolt 12 is screwed into the first threaded hole 11 and contacts the slide rail 8 or the bracket, thereby fixing (limiting) the slide seat 9 whose position has been adjusted.

[0032] As a preferred mode, the top end of the lifting rod 10 is fixed (detachably fixed) with a cross bar 13 parallel to the first rotating shaft 3, the mounting shell 7 is provided with a mounting hole 15 matched with the cross bar 13, one end of the cross bar 13 is inserted into the mounting hole 15, the cross bar 13 is cylindrical, the mounting shell 7 is radially provided with a second threaded hole 14 connected with the mounting hole 15, one end of the second bolt 16 is threadedly connected with the second threaded hole 14, and the length of the second bolt 16 is greater than the sum of the length of the second threaded hole 14 and the inner diameter of the mounting hole 15. The lifting rod 10 can adopt a hydraulic lifting cylinder or a pneumatic lifting cylinder and some mechanical transmission methods. The arrangement of the mounting hole 15, the second threaded hole 14 and the second bolt 16 facilitates the adjustment of the direction of the arc opening of the mounting shell 17, thereby adjusting the heat emission direction of the heating lamp 6 in the mounting shell 17; the second bolt 16 is to facilitate the fixing of the relative position between the adjusted mounting shell 17 and the cross bar 13. The cross bar 13 is detachably arranged on the top end of the lifting rod 10 .

[0033] As a preferred embodiment, the driver is a servo motor 17 , and the output shaft of the servo motor 17 is drivingly connected to the third rotating shaft 5 .

Claims

1. A heating device for carbon fiber pultrusion production, characterized in that: The invention comprises a support (1), a power supply box (2), and a heating device; a first rotating shaft (3), a second rotating shaft (4), and a third rotating shaft (5) are horizontally arranged on the support (1); the projections of the axes of the first rotating shaft (3), the second rotating shaft (4), and the third rotating shaft (5) on a plane perpendicular to the first rotating shaft (3) are not colinear; the position of the second rotating shaft (4) on the support (1) is higher than the position of the third rotating shaft (5) on the support (1); the position of the second rotating shaft (4) on the support (1) is lower than the position of the first rotating shaft (3) on the support (1); at least two planes perpendicular to the axis of the first rotating shaft (3) intersect with the first rotating shaft (3), the second rotating shaft (4), and the third rotating shaft (5); the first rotating shaft (3) or the third rotating shaft (5) is connected to a driver for transmission; A heating device is provided on the bracket above or below the first rotating shaft (3) and the second rotating shaft (4), and / or The bracket (1) is provided with a heating device above or below the third rotating shaft (5) and the second rotating shaft (4); The heating direction of the heating device is toward the plane where the axis of the third rotating shaft (5) and the axis of the second rotating shaft (4) are located together or the plane where the axis of the first rotating shaft (3) and the axis of the second rotating shaft (4) are located together.

2. A heating device for carbon fiber pultrusion production according to claim 1, characterized in that: The heating device comprises a heating lamp tube (6) and a mounting shell (7) with an arc-shaped cross section. The heating lamp tube (6) is arranged in the mounting shell (7). The heating lamp tube (6) is parallel to the first rotating shaft (3). The heating lamp tube (6) is mounted on the bracket (1).

3. The heating device for carbon fiber pultrusion production according to claim 2 is characterized in that: A horizontal guide rail (8) is provided on the bracket (1) between the first rotating shaft (3) and the third rotating shaft (5); the guide rail (8) is perpendicular to the first rotating shaft (3); the projections of the first rotating shaft (3), the second rotating shaft (4) and the third rotating shaft (5) on the horizontal plane are located between the two ends of the guide rail (8); a slide seat (9) is slidably provided between the two ends of the guide rail (8); a lifting rod (10) is provided on the slide seat (9); and the mounting shell (7) is provided at the top end of the lifting rod (10).

4. The heating device for carbon fiber pultrusion production according to claim 3 is characterized in that: A vertical first threaded hole (11) is penetrated through the slide seat (9), and the lower end of a first bolt (12) is threadedly connected to the first threaded hole (11), and the length of the first bolt (12) is greater than the length of the first threaded hole (11).

5. The heating device for carbon fiber pultrusion production according to claim 3 is characterized in that: A cross bar (13) parallel to the first rotating shaft (3) is fixedly provided at the top end of the lifting rod (10); a mounting hole (15) matching with the cross bar (13) is provided on the mounting shell (7); one end of the cross bar (13) is inserted into the mounting hole (15); the cross bar (13) is cylindrical; a second threaded hole (14) connected to the mounting hole (15) is radially provided on the mounting shell (7); one end of a second bolt (16) is threadedly connected to the second threaded hole (14); the length of the second bolt (16) is greater than the sum of the length of the second threaded hole (14) and the inner diameter of the mounting hole (15).

6. The heating device for carbon fiber pultrusion production according to claim 1 is characterized in that: The driver is a servo motor (17), and the output shaft of the servo motor (17) is drivingly connected to the third rotating shaft (5).

Images