Joint winding device
Through the rotating mechanism and wire guiding mechanism of the joint winding device, the glass fiber is cut into short fibers by the yarn cutting device and wound around the rubber sleeve, which solves the problem of inaccurate winding of the rubber sleeve and realizes efficient and stable production of FRP pipes.
Patent Information
- Application Number
- CN202422822400.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-20
- Publication Date
- 2025-10-03
- Estimated Expiration
- 2034-11-20
AI Technical Summary
In the existing FRP pipe production, the winding of the rubber sleeve and the FRP pipe is not precise enough, resulting in low production efficiency and unstable product quality.
A joint winding device is used, including a rotating mechanism, a wire guiding mechanism, a second wire feeding mechanism and a third wire feeding mechanism. The glass fiber is cut into short fibers by a yarn cutting device, and the fibers are wound around a rubber sleeve using a yarn row. A vibrator is used to improve the uniformity and strength of the winding.
The automated rubber sleeve winding process is realized, the production efficiency and the stability of product quality are improved, and the strength of the rubber sleeve is enhanced.
Smart Images
Figure CN223407512U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of glass fiber reinforced plastic pipeline production equipment, in particular to a joint winding device. Background Art
[0002] The end of the FRP pipe is generally provided with a rubber sleeve for pipe joint sealing. The rubber sleeve must be tightly combined with the FRP pipe body to ensure the connection strength. During current production, the glass fiber with glue is generally manually guided to be wound around the outer wall of the rubber sleeve. The winding process is not precise enough, the production efficiency is not high, and the product quality is not stable enough. Utility Model Content
[0003] The purpose of the utility model is to overcome the above-mentioned shortcomings and provide a joint winding device with high production efficiency and stable product quality.
[0004] To achieve the above purpose, the technical solution of the present invention is: a joint winding device, characterized by comprising a rotating mechanism, a wire guiding mechanism, a third wire feeding mechanism, a second wire feeding mechanism,
[0005] The rotating mechanism includes a mold drum and a base, wherein the mold drum is arranged on the base so as to rotate around a horizontal axis;
[0006] The wire guiding mechanism is arranged on the front side of the rotating mechanism, and the wire guiding mechanism includes a frame, a slide, a yarn cutting device, and a second combing frame; the slide can be moved left and right on the frame, a hanger is provided under the slide, and the front and rear ends of the hanger are provided with hangers connected to the slide, and the second combing frame is provided on the hanger, and a row of tooth rods arranged in the left and right directions are provided on the second combing frame, and a combing groove is formed between two adjacent tooth rods;
[0007] The second yarn feeding mechanism is arranged in front of the hanger and is used to output a plurality of second yarn bundles backward, and the plurality of second yarn bundles pass through the second combing frame in a manner of one second yarn bundle passing through one combing groove to form a yarn row;
[0008] The third yarn feeding mechanism is used to output the third yarn bundle to the yarn cutting device; the yarn cutting device is arranged on the slide, and is used to cut the third yarn bundle into short-cut fibers. A yarn discharge mechanism is provided below the yarn cutting device, and a yarn discharge port for discharging short-cut fibers is provided at the lower part of the yarn discharge mechanism, and the yarn discharge port is provided above the yarn row.
[0009] The rubber sleeve can be placed on the mold drum, which rotates the rubber sleeve. The second yarn bundle is a glass fiber bundle with glue, and the third yarn bundle is a glass fiber bundle. The third yarn bundle is cut to form chopped glass fibers. The chopped fibers are sprinkled on a yarn pack composed of multiple second yarn bundles, and the yarn pack is then wound around the rubber sleeve. The multiple second yarn bundles can compress the chopped fibers and wrap them around the rubber sleeve. The movable slide can drive the yarn pack to move left and right, making the winding process quick and significantly improving the strength of the rubber sleeve.
[0010] Preferably, the yarn cutting device includes a first roller, a second roller, a third roller, and a fourth roller; the first roller and the second roller are rotatably arranged side by side on a slide, and a cutter is provided on the first roller or the second roller; the third roller and the fourth roller are rotatably arranged side by side above the first roller and the second roller; the third yarn bundle passes through the gap between the third roller and the fourth roller and then extends into the gap between the first roller and the second roller. The third roller and the fourth roller are used to pull the first yarn bundle toward the first roller and the second roller, and the cutter can cut the first yarn between the first roller and the second roller by rotating the first roller and the second roller.
[0011] Preferably, the present invention further comprises a first yarn feeding mechanism for outputting a first yarn bundle, wherein a first combing frame is provided on the slide, and the first yarn bundle passes through the first combing frame and extends toward the mold drum. To improve the strength of the rubber sleeve, a plurality of grooves are provided on the surface of the rubber sleeve, and the first yarn bundle can be wound within the grooves of the rubber sleeve as the slide moves and the mold drum rotates.
[0012] Preferably, the hanger is provided with a front-to-back chute, and the second comb frame is arranged on the chute so as to be movable back and forth. By adjusting the front-to-back position of the second comb frame relative to the hanger, the distance between the yarn bank and the mold drum, that is, the suspension distance of the yarn bank, can be adjusted, thereby adjusting the smoothness of the yarn bank conveyance.
[0013] Preferably, the second comb frame includes a base and a convex strip, the convex strip is provided on the top of the base and extends along the left and right directions, the top of the convex strip is arc-shaped, and the gear rod is provided on the convex strip.
[0014] Preferably, the yarn discharge mechanism includes a yarn discharge hopper, a dispersion plate, and a vibrator. The upper end of the yarn discharge hopper is located below the yarn cutting device, the yarn discharge port is located at the bottom of the yarn discharge hopper, the dispersion plate is located within the yarn discharge hopper and below the yarn cutting device, the dispersion plate is an arc-shaped plate with an upward convex center, and the vibrator is located at the bottom of the dispersion plate. The vibrator can drive the dispersion plate to vibrate, and the dispersion plate can shake off the chopped fibers dropped from the yarn cutting device. The scattered chopped fibers fall onto the yarn row, which is then wound around the rubber sleeve by the yarn row. The chopped fibers in various directions can improve the various directional strength of the rubber sleeve.
[0015] By adopting the above technical solution, the present invention has the following beneficial effects: chopped fibers can be wound along the yarn array around the rubber sleeve, thereby improving the strength of the rubber sleeve. The first yarn bundle can be wound within the groove of the rubber sleeve. The entire winding process does not require manual winding, and the resulting wound product has high strength and stable quality. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a partial structural diagram of the utility model;
[0017] Figure 2 This is a schematic structural diagram of Example 1 of the present utility model;
[0018] Figure 3 This is a schematic structural diagram of Example 2 of the present utility model;
[0019] Figure 4 This is a structural diagram of the second comb frame of the present invention;
[0020] Figure 5 This is a structural diagram of the FRP pipe.
[0021] Description of main reference numerals:
[0022] Base 11; mold drum 12; frame 21; slide 22; hanger 23; second comb frame 24; seat body 241; convex strip 242; gear rod 243; yarn cutting device 25; first roller 251; second roller 252; yarn discharge mechanism 26; yarn discharge port 261; yarn discharge bucket 262; dispersion plate 263; vibrator 264; first wire feeding mechanism 31; first yarn bundle 311; second wire feeding mechanism 32; second yarn bundle 321; yarn row 322; third wire feeding mechanism 33; third yarn bundle 331; chopped fiber 332; rubber sleeve 4. DETAILED DESCRIPTION
[0023] The present invention will be further described below with reference to the accompanying drawings and specific embodiments.
[0024] Example 1:
[0025] like Figure 1 、 Figure 2 、 Figure 4 、 Figure 5 As shown, the present invention provides a joint winding device, which includes a rotating mechanism, a wire guiding mechanism, a second wire feeding mechanism 32 and a third wire feeding mechanism 33 .
[0026] The rotating mechanism includes a mold drum 12 and a base 11. The mold drum 12 is rotated around a horizontal axis and is arranged on the base 11. The rubber sleeve can be sleeved on the mold drum. The base 11 is provided with a roller motor for driving the mold drum to rotate. When the mold drum rotates, it can rotate with the rubber sleeve.
[0027] The yarn guide mechanism is located in front of the rotating mechanism and includes a frame 21, a slide 22, a yarn cutting device 25, a second comb frame 24, and a hanger 23. The slide 22 is mounted on the frame 21 and can be moved left and right. The hanger 23 is located below the slide 22. Hangers are attached to the front and rear ends of the hanger 23, allowing it to move left and right with the slide 22. A screw is rotatably mounted on the frame and threadedly engages with the slide 22. Rotating the screw drives the slide 22 left and right.
[0028] The second comb frame 24 is set on the hanger 23. The second comb frame is provided with a row of tooth bars arranged in the left and right directions, and a comb groove is formed between two adjacent tooth bars. The hanger 23 is provided with a slide groove in the front and back directions, and the second comb frame can be moved forward and backward and is set on the slide groove. Figure 4 As shown, the second comb frame 24 includes a base 241 and a ridge 242 . The ridge 242 is provided on the top of the base 241 and extends in the left-right direction. The top of the ridge 242 is arc-shaped. The gear rod 243 is provided on the ridge 24 .
[0029] The second yarn feeding mechanism 32 is arranged in front of the hanger 23, and is used for outputting a plurality of second yarn bundles 321 backward. The plurality of second yarn bundles 321 pass through the second comb frame in the manner of one second yarn bundle 321 passing through one comb groove. After passing through the second comb frame, the plurality of second yarn bundles are arranged together in a row in the left and right directions to form a yarn row.
[0030] The third yarn feeding mechanism 33 is used to deliver a third yarn bundle 331 to the yarn cutting device 25. The yarn cutting device 25 is mounted on a slide and is used to cut the third yarn bundle 331 into chopped fibers 332. The yarn cutting device 25 includes a first roller 251, a second roller 252, a third roller, and a fourth roller. The first and second rollers are rotatably mounted side by side on the slide, with a cutter mounted on either the first roller or the second roller. The third and fourth rollers are rotatably mounted side by side above the first and second rollers. The third yarn bundle passes through the gap between the third and fourth rollers and then extends into the gap between the first and second rollers.
[0031] A yarn discharge mechanism 26 is provided below the yarn cutting device 25. A yarn discharge port 261 for discharging chopped fibers 332 is provided below the yarn discharge mechanism 26. The yarn discharge port 261 is located above the yarn row 322. The chopped fibers fall from the yarn discharge port 261 onto the yarn row.
[0032] like Figure 5 When producing the fiberglass reinforced plastic pipe joint shown, the rubber sleeve must first be wrapped with glass fibers. To do this, the rubber sleeve 4 is placed over the mold drum 12. If the rubber sleeve has grooves, the grooves are first filled with glass fiber yarn bundles. A single glass fiber yarn bundle can be drawn from the second yarn supply mechanism. The third yarn bundle is cut into chopped fibers 332 by the yarn cutting device 25 and deposited onto the yarn bank 322. The yarn bank 322, along with the chopped fibers 332, is then wound around the rubber sleeve. The mold drum rotates the rubber sleeve, while the slide moves the yarn bank horizontally, ensuring that the yarn bank 322, carrying the chopped fibers 332, completely wraps around the surface of the rubber sleeve.
[0033] Example 2:
[0034] like Figure 1 、 Figure 3 、 Figure 4 、 Figure 5As shown, the present invention provides a joint winding device, which includes a rotating mechanism, a wire guiding mechanism, a first wire feeding mechanism 31 , a second wire feeding mechanism 32 , and a third wire feeding mechanism 33 .
[0035] The rotating mechanism includes a mold drum 12 and a base 11. The mold drum 12 is rotated around a horizontal axis and is arranged on the base 11. The rubber sleeve can be sleeved on the mold drum. The base 11 is provided with a roller motor for driving the mold drum to rotate. When the mold drum rotates, it can rotate with the rubber sleeve.
[0036] The yarn guide mechanism is located in front of the rotating mechanism and includes a frame 21, a slide 22, a yarn cutting device 25, a second comb frame 24, and a hanger 23. The slide 22 is mounted on the frame 21 and can be moved left and right. The hanger 23 is located below the slide 22. Hangers are attached to the front and rear ends of the hanger 23, allowing it to move left and right with the slide 22. A screw is rotatably mounted on the frame and threadedly engages with the slide 22. Rotating the screw drives the slide 22 left and right.
[0037] The second comb frame 24 is set on the hanger 23. The second comb frame is provided with a row of tooth bars arranged in the left and right directions, and a comb groove is formed between two adjacent tooth bars. The hanger 23 is provided with a slide groove in the front and back directions, and the second comb frame can be moved forward and backward and is set on the slide groove. Figure 4 As shown, the second comb frame 24 includes a base 241 and a ridge 242 . The ridge 242 is provided on the top of the base 241 and extends in the left-right direction. The top of the ridge 242 is arc-shaped. The gear rod 243 is provided on the ridge 24 .
[0038] The first yarn feeding mechanism 31 is used to output a first yarn bundle 311. A first comb frame is provided on the slide 22. The first yarn bundle 311 passes through the first comb frame and extends toward the mold drum 12. The first yarn bundle is a glass fiber bundle with glue.
[0039] A second yarn feeding mechanism 32 is located in front of the hanger 23 and is used to output a plurality of second yarn bundles 321 backward. These second yarn bundles 321 pass through the second comb frame, one second yarn bundle 321 passing through a comb slot. After passing through the second comb frame, the plurality of second yarn bundles 321 are arranged in a row in the left-right direction to form a yarn row. The second yarn bundles are glass fiber bundles with adhesive.
[0040] The third yarn feeding mechanism 33 is used to deliver a third yarn bundle 331 to the yarn cutting device 25. The yarn cutting device 25 is mounted on a slide and is used to cut the third yarn bundle 331 into chopped fibers 332. The yarn cutting device 25 includes a first roller 251, a second roller 252, a third roller, and a fourth roller. The first and second rollers are rotatably mounted side by side on the slide, with a cutter mounted on either the first roller or the second roller. The third and fourth rollers are rotatably mounted side by side above the first and second rollers. The third yarn bundle passes through the gap between the third and fourth rollers and then extends into the gap between the first and second rollers.
[0041] A yarn discharge mechanism 26 is provided below the yarn cutting device 25. A yarn discharge port 261 is provided at the bottom of the yarn discharge mechanism 26 for discharging chopped fibers 332. The yarn discharge port 261 is located above the yarn row 322. The chopped fibers fall from the yarn discharge port 261 onto the yarn row. The yarn discharge mechanism includes a yarn discharge hopper 262, a dispersion plate 263, and a vibrator 264. The upper end of the yarn discharge hopper 262 is located below the yarn cutting device 25. The yarn discharge port 261 is located at the bottom of the yarn discharge hopper 262. The dispersion plate 263 is located within the yarn discharge hopper and below the yarn cutting device. The dispersion plate 263 is an arc-shaped plate with an upward convex center. The vibrator 264 is located at the bottom of the dispersion plate 263.
[0042] When winding the rubber sleeve, the rubber sleeve 4 is placed on the mold drum 12, and the first yarn bundle 311 is wound into the grooves of the rubber sleeve. The mold drum 12 rotates with the rubber sleeve 4, and the slide moves the first yarn bundle 311 left and right until the first yarn bundle 311 completely fills the grooves on the rubber sleeve. The third yarn bundle is cut into chopped fibers 332 by the yarn cutting device 25 and falls onto the yarn row 322. The yarn row 322 and the chopped fibers 332 are wound around the rubber sleeve together. The mold drum 12 rotates with the rubber sleeve, and the slide 22 moves the yarn row 322 horizontally, so that the yarn row 322 with the chopped fibers 332 completely wraps around the surface of the rubber sleeve.
[0043] The above description is only a preferred embodiment of the present invention and does not limit the scope of implementation of the present invention. All equivalent changes and decorations made according to the scope of the patent application of the present invention should still fall within the scope of the present invention.
Claims
1. A joint winding device, characterized in that: It includes a rotating mechanism, a wire guiding mechanism, a third wire feeding mechanism, and a second wire feeding mechanism. The rotating mechanism includes a mold drum and a base, wherein the mold drum is arranged on the base so as to rotate around a horizontal axis; The wire guiding mechanism is arranged on the front side of the rotating mechanism, and the wire guiding mechanism includes a frame, a slide, a yarn cutting device, and a second combing frame; the slide can be moved left and right on the frame, a hanger is provided under the slide, and the front and rear ends of the hanger are provided with hangers connected to the slide, and the second combing frame is provided on the hanger, and a row of tooth rods arranged in the left and right directions are provided on the second combing frame, and a combing groove is formed between two adjacent tooth rods; The second yarn feeding mechanism is arranged in front of the hanger and is used to output a plurality of second yarn bundles backward, and the plurality of second yarn bundles pass through the second combing frame in a manner of one second yarn bundle passing through one combing groove to form a yarn row; The third yarn feeding mechanism is used to output the third yarn bundle to the yarn cutting device; the yarn cutting device is arranged on the slide, and is used to cut the third yarn bundle into short-cut fibers. A yarn discharge mechanism is provided below the yarn cutting device, and a yarn discharge port for discharging short-cut fibers is provided at the lower part of the yarn discharge mechanism, and the yarn discharge port is provided above the yarn row.
2. A joint winding device according to claim 1, characterized in that: The yarn cutting device includes a first roller, a second roller, a third roller, and a fourth roller; the first roller and the second roller are rotatably arranged in parallel on a slide, and a cutter is provided on the first roller or the second roller; the third roller and the fourth roller are rotatably arranged in parallel above the first roller and the second roller; the third yarn bundle passes through the gap between the third roller and the fourth roller and then extends into the gap between the first roller and the second roller.
3. A joint winding device according to claim 1, characterized in that: It also includes a first yarn feeding mechanism, which is used to output a first yarn bundle. A first comb frame is provided on the slide, and the first yarn bundle extends toward the mold drum after passing through the first comb frame.
4. A joint winding device according to claim 1, characterized in that: A sliding groove in a front-to-back direction is provided on the hanging bracket, and the second combing frame can be moved forward and backward and is arranged on the sliding groove.
5. A joint winding device according to claim 1, characterized in that: The second comb frame includes a base and a convex strip, the convex strip is arranged on the top of the base and extends along the left and right directions, the top of the convex strip is arc-shaped, and the gear rod is arranged on the convex strip.
6. A joint winding device according to claim 1, characterized in that: The yarn discharge mechanism includes a yarn discharge bucket, a dispersion plate and a vibrator. The upper end of the yarn discharge bucket is located below the yarn cutting device, the yarn discharge port is located at the bottom of the yarn discharge bucket, the dispersion plate is arranged in the yarn discharge bucket and below the yarn cutting device, the dispersion plate is an arc-shaped plate with a convex middle part, and the vibrator is arranged at the bottom of the dispersion plate.