Rotation braking structure of glass fiber support

Abstract

The utility model discloses a glass fiber support rotation braking structure which comprises a main machine frame and an auxiliary machine frame, the auxiliary machine frame is connected in a sliding mode in the length direction of the main machine frame, a sliding adjusting device is arranged between the auxiliary machine frame and the main machine frame, and a rotating shaft is connected to the main machine frame in a rotating mode. A rotating shaft is arranged on the auxiliary rack, a mounting part for nesting a glass fiber charging barrel is arranged at the tail end of the rotating shaft, a brake wheel is further arranged on the rotating shaft, a brake belt matched with the brake wheel is arranged between the auxiliary rack and the main rack, and an elastic piece is arranged between one end of the brake belt and the auxiliary rack or the main rack. The brake belt is tensioned through the tension spring, corresponding friction force exists between the brake belt and the brake wheel, and the situation that the glass fiber wire harness is excessively pulled out due to excessive rotation of the rotating shaft due to inertia is avoided.

Description

Technical Field

[0001] The utility model relates to a braking structure, in particular to a glass fiber support rotation braking structure. Background Art

[0002] Glass fiber is an inorganic non-metallic material with excellent performance. It has a wide variety of types and has the advantages of good insulation performance, strong heat resistance, good corrosion resistance and high mechanical strength. It is made of six kinds of minerals, including pyrophyllite, quartz sand, limestone, dolomite, colemanite and boraxite, through high-temperature melting and wire drawing. The diameter of its single filament is from a few microns to more than 20 microns, which is equivalent to one twentieth to one fifth of a hair. Each bundle of glass fiber raw yarn is composed of hundreds or even thousands of single filaments. Glass fiber is usually used as a reinforcing material, electrical insulation material and thermal insulation material in composite materials, and is widely used in composite materials.

[0003] In the prior art, in order to hot-press composite glass fiber composite boards, glass fibers are usually wound on a cylinder for industrial use, that is, the front end of the production line pulls the glass fibers through a traction roller, but the cylinder wrapped with the glass fibers is generally in a state of passive traction and rotation. If the traction speed is too fast, due to inertia, the glass fiber bundles are easily over-pulled, affecting the subsequent composite process. Utility Model Content

[0004] The utility model aims to provide a glass fiber support rotation braking structure, which has the functions of braking and deceleration when drawing out glass fiber bundles.

[0005] The above technical purpose of the utility model is achieved through the following technical solutions: a glass fiber support rotation braking structure, including a main frame and a sub-frame, the sub-frame is slidingly connected in the length direction of the main frame, a sliding adjustment device is arranged between the sub-frame and the main frame, a rotating shaft is rotatably connected to the main frame, a mounting portion for glass fiber barrels to be nested is arranged at the end of the rotating shaft, a brake wheel is also arranged on the rotating shaft, a brake belt cooperating with the brake wheel is arranged between the sub-frame and the main frame, and an elastic member is arranged between one end of the brake belt and the sub-frame or the main frame.

[0006] Preferably, the sub-frame includes a rear movable plate and a sliding rod, the rear movable plate is arranged at the rear end of the main frame, the sliding rod extends along the length direction of the main frame, one end of the sliding rod is connected to the rear movable plate, and the other end of the sliding rod is located at the front end of the main frame.

[0007] By adopting the above technical solution, the sliding rod is connected to the rear movable plate, thereby realizing the connection of the entire sub-frame.

[0008] Preferably, the main frame includes a base and vertical rods, the base extends along the length direction of the main frame, the vertical rods are vertically arranged on the base, and the vertical rods are evenly distributed along the length direction of the base.

[0009] By adopting the above technical solution, the overall structure of the main frame is formed.

[0010] Preferably, the sliding rods are respectively arranged on both sides of the vertical rod in the width direction, and four sliding rods are arranged on the rear movable plate.

[0011] By adopting the above technical solution, the auxiliary bracket is prevented from tilting to one side.

[0012] Preferably, the sliding adjustment device comprises a handwheel, a worm gear, a worm and a fixed plate, wherein the fixed plate is connected to the vertical rod, the handwheel is connected to the worm gear, the worm gear cooperates with the worm, and the worm is connected to the rear movable plate.

[0013] By adopting the above technical solution, the hand wheel is turned, and the auxiliary frame is controlled to move in the length direction of the main frame through the transmission of the worm gear, thereby adjusting the tightness of the brake belt to brake the brake wheel and the mounting part.

[0014] Preferably, the sliding adjustment device also includes a sliding sleeve, which is respectively arranged on both sides of the vertical rod, the sliding sleeve is C-shaped, the bottom of the sliding sleeve is connected to the vertical rod, and a sliding cavity for the sliding rod to slide is formed between the sliding sleeve and the vertical rod.

[0015] By adopting the above technical solution, the sliding sleeve plays a role in allowing the sliding rod to slide.

[0016] Preferably, two groups of auxiliary frames are arranged in the height direction of the main frame.

[0017] Preferably, a first fixed rod is provided on the vertical rod, and a second fixed rod is provided on the sliding rod. The first fixed rod and the second fixed rod extend along the width direction of the main frame, the second fixed rod penetrates the sliding rod, and the first fixed rod is fixedly connected to the front of the vertical rod.

[0018] By adopting the above technical solution, the elastic member and the brake band can be easily connected.

[0019] Preferably, a connecting rod is provided between the brake band and the sub-frame, one end of the connecting rod passes through and is connected to the second fixed rod, the other end of the connecting rod is rotatably connected to the brake band in the horizontal direction, the elastic member is a tension spring, and a fixing hole for the tension spring to pass through is provided at one end of the brake band away from the connecting rod, and a hanging groove for hanging the tension spring is provided on the first fixed rod.

[0020] By adopting the above technical solution, the connecting rod realizes the fixed connection between the brake belt and the auxiliary frame, and the hanging groove realizes the quick connection between the tension spring and the main bracket.

[0021] To sum up, during use, the relative distance between the auxiliary frame and the main frame in the length direction is controlled by the sliding adjustment device, and at the same time, the glass fiber bundle is fixed on the mounting part, the traction device pulls in front, and the mounting part rotates followerly. At this time, the rotating shaft rotates, and the brake belt is tightened by the tension spring. There is a corresponding friction force between the brake belt and the brake wheel to prevent the rotating shaft from rotating excessively due to inertia, which causes excessive pulling out of the glass fiber bundle. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the structure of the embodiment Figure 1 ;

[0023] Figure 2 yes Figure 1 An enlarged schematic diagram of part A is shown;

[0024] Figure 3 This is a schematic diagram of the structure of the embodiment Figure 2 ;

[0025] Figure 4 yes Figure 3 The enlarged schematic diagram of part B is shown;

[0026] Figure 5 is a schematic diagram of the connection state of the brake band of the embodiment;

[0027] In the figure, 1, main frame; 11, rotating shaft; 12, mounting part; 13, brake wheel; 14, base; 15, vertical rod; 2, sub-frame; 21, rear movable plate; 22, sliding rod; 3, brake belt; 31, tension spring; 32, fixing hole; 33, first fixing rod; 34, hanging groove; 35, second fixing rod; 36, connecting rod; 41, hand wheel; 42, worm gear; 43, worm; 44, fixing plate; 45, sliding sleeve. DETAILED DESCRIPTION

[0028] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0029] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

[0030] Example:

[0031] like Figures 1 to 5As shown, a glass fiber support rotation brake structure includes a main frame 1 and a sub-frame 2, wherein the sub-frame 2 is provided with two groups in the height direction of the main frame 1, the sub-frame 2 is slidably connected in the length direction of the main frame 1, and a sliding adjustment device for adjusting the relative position of the sub-frame 2 and the main frame 1 is provided between the sub-frame 2 and the main frame 1.

[0032] like Figures 1 to 4 As shown, the specific structure of the main frame 1 is that the main frame 1 includes a base 14 and a vertical rod 15. The base 14 is formed by welding and splicing square tubes. The base 14 extends along the length direction of the main frame 1. The vertical rod 15 is vertically welded to the base 14. The vertical rod 15 is evenly distributed along the length direction of the base 14. The top of the vertical rod 15 is also welded and fixed by a metal pipe fitting.

[0033] like Figures 1 to 4 As shown, the sub-frame 2 includes a rear movable plate 21 and a sliding rod 22. The rear movable plate 21 is arranged at the rear end of the main frame 1. The sliding rod 22 extends along the length direction of the main frame 1. One end of the sliding rod 22 is connected to the rear movable plate 21, and the other end of the sliding rod 22 is located at the front end of the main frame 1. Since the mounting portion 12 is arranged on both sides of the vertical rod 15 in the width direction, the sliding rods 22 are also respectively arranged on both sides of the vertical rod 15 in the width direction. Four sliding rods 22 are arranged on the rear movable plate 21.

[0034] In order to fix and drive the glass fiber barrel to rotate, a rotating shaft 11 is rotatably connected to the main frame 1. Figure 4 As shown, the rotating shaft 11 and the main frame 1 are driven to rotate and connected through bearings, etc., and a mounting portion 12 for embedding the glass fiber barrel is provided at the end of the rotating shaft 11. The mounting portion 12 can be opened outward to fix the barrel, and the specific structure of the mounting portion 12 is not described here.

[0035] The specific sliding adjustment device includes a handwheel 41, a worm wheel 42, a worm 43 and a fixed plate 44. The fixed plate 44 is connected to the vertical rod 15, the handwheel 41 is connected to the worm wheel 42, the worm wheel 42 cooperates with the worm 43, and the worm 43 is fixedly connected to the rear of the rear movable plate 21. By rotating the handwheel 41, the worm wheel 42 rotates, and the worm 43 does not rotate, so that the worm 43 moves in the length direction, so that the rear movable plate 21 controls the movement of the sub-frame 2 in the length direction.

[0036] like Figure 3 and Figure 4 As shown, the sliding adjustment device also includes a sliding sleeve 45, which is respectively arranged on both sides of the vertical rod 15, and the sliding sleeve 45 is C-shaped. The bottom of the sliding sleeve 45 is connected to the vertical rod 15, and a sliding cavity for the sliding rod 22 to slide is formed between the sliding sleeve 45 and the vertical rod 15.

[0037] like Figure 2As shown, a brake wheel 13 is also provided on the rotating shaft 11, a brake belt 3 cooperating with the brake wheel 13 is provided between the auxiliary frame 2 and the main frame 1, an elastic member is provided between one end of the brake belt 3 and the auxiliary frame 2 or the main frame 1, and the elastic member is a tension spring 31. The specific structure is that a first fixed rod 33 is provided on the vertical rod 15, and a second fixed rod 35 is provided on the sliding rod 22. The first fixed rod 33 and the second fixed rod 35 extend along the width direction of the main frame 1, and the second fixed rod 35 penetrates the sliding rod 22. The first fixed rod 33 is fixedly connected to the front of the vertical rod 15, and a connecting rod 36 is provided between the brake belt 3 and the auxiliary frame 2. One end of the connecting rod 36 penetrates and is connected to the second fixed rod 35, and the other end of the connecting rod 36 is rotatably connected to the brake belt 3 in the horizontal direction. The end of the brake belt 3 away from the connecting rod 36 is provided with a fixing hole 32 for the tension spring 31 to pass through, and the first fixed rod 33 is provided with a hanging groove 34 for the tension spring 31 to hang.

[0038] Working principle:

[0039] During use, one end of the brake belt 3 is hung on the vertical rod 15 through the tension spring 31 and the first fixed rod 33, and the other end of the brake belt 3 is fixed to the sliding rod 22 through the connecting rod 36 and the second fixed rod 35. By turning the hand wheel 41, the auxiliary frame 2 is controlled to move backward relative to the main frame 1, thereby stretching the tension spring 31, increasing the friction between the brake belt 3 and the brake wheel 13, and then controlling the brake wheel 13 to rotate relatively evenly, so that the release of the glass fiber bundle is more uniform.

Claims

1. A glass fiber support rotation braking structure, characterized in that: The invention comprises a main frame (1) and a sub-frame (2), wherein the sub-frame (2) is slidably connected to the main frame (1) in the longitudinal direction, a sliding adjustment device is arranged between the sub-frame (2) and the main frame (1), a rotating shaft (11) is rotatably connected to the main frame (1), a mounting portion (12) for embedding a glass fiber barrel is arranged at the end of the rotating shaft (11), a brake wheel (13) is also arranged on the rotating shaft (11), a brake belt (3) cooperating with the brake wheel (13) is arranged between the sub-frame (2) and the main frame (1), and an elastic member is arranged between one end of the brake belt (3) and the sub-frame (2) or the main frame (1).

2. The glass fiber support rotation braking structure according to claim 1 is characterized in that: The auxiliary frame (2) comprises a rear movable plate (21) and a sliding rod (22); the rear movable plate (21) is arranged at the rear end of the main frame (1); the sliding rod (22) extends along the length direction of the main frame (1); one end of the sliding rod (22) is connected to the rear movable plate (21); and the other end of the sliding rod (22) is located at the front end of the main frame (1).

3. The glass fiber support rotation braking structure according to claim 2 is characterized in that: The main frame (1) comprises a base (14) and vertical rods (15); the base (14) extends along the length direction of the main frame (1); the vertical rods (15) are vertically arranged on the base (14); and the vertical rods (15) are evenly distributed along the length direction of the base (14).

4. The glass fiber support rotation braking structure according to claim 3 is characterized in that: The sliding rods (22) are respectively arranged on both sides of the vertical rod (15) in the width direction, and four sliding rods (22) are arranged on the rear movable plate (21).

5. The glass fiber support rotation braking structure according to claim 4 is characterized in that: The sliding adjustment device comprises a hand wheel (41), a worm wheel (42), a worm (43) and a fixed plate (44); the fixed plate (44) is connected to the vertical rod (15); the hand wheel (41) is connected to the worm wheel (42); the worm wheel (42) cooperates with the worm (43); and the worm (43) is connected to the rear movable plate (21).

6. The glass fiber support rotation braking structure according to claim 5, characterized in that: The sliding adjustment device further comprises a sliding sleeve (45), the sliding sleeve (45) being respectively arranged on both sides of the vertical rod (15), the sliding sleeve (45) being C-shaped, the bottom of the sliding sleeve (45) being connected to the vertical rod (15), and a sliding cavity for the sliding rod (22) to slide is formed between the sliding sleeve (45) and the vertical rod (15).

7. The glass fiber support rotation braking structure according to claim 6, characterized in that: The auxiliary frames (2) are arranged in two groups in the height direction of the main frame (1).

8. The glass fiber support rotation braking structure according to claim 3, characterized in that: The vertical rod (15) is provided with a first fixing rod (33), and the sliding rod (22) is provided with a second fixing rod (35). The first fixing rod (33) and the second fixing rod (35) extend along the width direction of the main frame (1), the second fixing rod (35) penetrates the sliding rod (22), and the first fixing rod (33) is fixedly connected to the front of the vertical rod (15).

9. The glass fiber support rotation braking structure according to claim 8, characterized in that: A connecting rod (36) is provided between the brake band (3) and the auxiliary frame (2); one end of the connecting rod (36) passes through and is connected to the second fixing rod (35); the other end of the connecting rod (36) is connected to the brake band (3) in a horizontal rotational direction; the elastic member is a tension spring (31); one end of the brake band (3) away from the connecting rod (36) is provided with a fixing hole (32) for the tension spring (31) to pass through; and the first fixing rod (33) is provided with a hanging groove (34) for the tension spring (31) to be hung.

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