A wire gluing device

Abstract

The present invention relates to the technical field of gluing equipment, and specifically to a wire gluing equipment, including a wire feeding machine, an extruder and a wire take-up machine; the extruder includes an extruder platform; an extrusion cavity is provided on the extruder platform; a spiral rod is rotatably provided in the extrusion cavity; a machine head is provided on the extruder platform; the spiral rod includes a feeding section, a compression section and a storage section connected in sequence; the compression section is provided with double screw teeth; the double screw teeth include alternating main teeth and auxiliary teeth; from the middle of the compression section to the two ends of the compression section, the distance between the main teeth and the auxiliary teeth gradually decreases. The present invention arranges double screw teeth in the compression section, and the distance between the main teeth and the auxiliary teeth gradually decreases from the middle of the compression section to the two ends of the compression section, so that when the spiral rod rotates at high speed, it is not affected by the temperature brought by the double screw teeth, which can improve the stability of gelling and reduce the reflux coefficient, thereby increasing the glue output of the extruder, thereby realizing high-speed gluing of wire.

Description

Technical Field

[0001] The invention relates to the technical field of gluing equipment, and in particular to a wire gluing equipment. Background Art

[0002] Wires and cables are mainly divided into bare wires and coated wires. Coated wires are wire cores and thermoplastic insulating coatings coated on the outside of the wire cores. The processing of the coating on the wire core is mainly completed by wire feeders, extruders, and wire take-ups. The wire feeder feeds the wire to the extruder. The extruder liquefies the thermoplastic and evenly and firmly coats the outer periphery of the wire to form a uniform, dense, and firm insulating protective layer, thereby producing wires and cables required for life and production. Then the wire take-up machine takes up the wire with the insulating protective layer, thereby completing the wire gluing operation. However, the current extruder is not conducive to the high-speed manufacturing of wires and cables due to the problem of low glue output. Summary of the invention

[0003] The purpose of the present invention is to provide a wire gluing device in view of the above-mentioned deficiencies in the prior art.

[0004] The object of the present invention is achieved through the following technical scheme: a wire gluing device, comprising a wire feeder, an extruder and a wire take-up machine; the extruder is arranged between the wire feeder and the wire take-up machine;

[0005] The wire feeding machine includes a wire feeding mechanism and a transmission drum; the wire feeding mechanism includes a wire feeding machine platform; the wire feeding machine platform is provided with a rotating shaft, a wire feeding driving member and a bobbin; the rotating shaft is rotatably arranged on the wire feeding machine platform; the wire feeding driving member is used to drive the rotating shaft to rotate; the bobbin is connected to the rotating shaft;

[0006] The extruder comprises an extruder platform; an extruder chamber is arranged on the extruder platform; a screw rod is arranged in the extruder chamber for rotation; an extruder driving member for driving the screw rod to rotate is arranged on the extruder platform; a feed port is arranged at one end of the extruder chamber; a discharge port is arranged at the other end of the extruder chamber; and a machine head connected to the discharge port is arranged on the extruder platform;

[0007] The spiral rod comprises a feeding section, a compression section and a storage section which are connected in sequence; the feeding port is arranged at the feeding section; the discharging port is arranged at the storage section;

[0008] The feeding section is provided with a first screw thread; the storage section is provided with a second screw thread; the compression section is provided with a double screw thread; the double screw thread includes alternating primary threads and secondary threads; from the middle of the compression section to the two ends of the compression section, the distance between the primary threads and the secondary threads gradually decreases.

[0009] The present invention is further configured that the transmission tube comprises an inner layer and an outer layer sleeved outside the inner layer; sound insulation cotton is arranged between the inner layer and the outer layer; the bobbin is arranged in the inner layer;

[0010] The transmission cylinder comprises a hollow cylindrical portion and a hollow truncated cone portion; the truncated cone portion is provided with a threading hole; and the bobbin is arranged in the cylindrical portion.

[0011] The present invention is further configured such that the feed wire driving member is a feed wire motor; the output end sleeve of the feed wire motor is provided with a first belt pulley; the rotating shaft sleeve is provided with a second belt pulley; a first synchronous belt is provided between the first belt pulley and the second belt pulley;

[0012] The wire feeding machine is provided with a reduction motor; the reduction motor is connected to the wire feeding motor.

[0013] The present invention is further configured that a rolling wheel is provided at the bottom of the wire feeding machine;

[0014] The wire feeding machine further comprises a positioning wheel mechanism and a tension adjusting mechanism; the positioning wheel mechanism is arranged on a side of the transmission cylinder away from the wire feeding mechanism; the tension adjusting mechanism is arranged on a side of the positioning wheel mechanism away from the transmission cylinder;

[0015] The present invention is further configured such that the tension adjustment mechanism comprises a driving motor, a first wire pulley and a second wire pulley arranged above the first wire pulley; the output end of the driving motor is connected to the first wire pulley.

[0016] The present invention is further configured such that the compression section is truncated cone-shaped; the end of the compression section with a shorter radius is connected to the feeding section; the end of the compression section with a longer radius is connected to the storage section; the feeding section and the storage section are both cylindrical.

[0017] The present invention is further configured such that the first screw threads are arranged at equal intervals on the feeding section; the second screw threads are arranged at equal intervals on the storage section;

[0018] From the middle of the compression section to the two ends of the compression section, the distance between two adjacent double screw teeth gradually increases.

[0019] The present invention is further configured such that a connecting portion is provided at one end of the feeding section away from the compression section;

[0020] The connecting portion is provided with a connecting groove; the connecting portion is provided with an external thread; the extrusion cavity is provided with a connecting clamping block engaged with the connecting groove; the extrusion cavity is provided with an internal thread matched with the external thread.

[0021] The present invention is further configured such that the extrusion drive member is a rotating motor; a third pulley is provided at the output end of the rotating motor; the spiral rod is connected to a fourth pulley; and a second synchronous belt is provided between the third pulley and the fourth pulley.

[0022] The present invention is further configured that the extruder is provided with a heat dissipation cavity connected to the extrusion cavity; a fan and a heat dissipation plate are provided in the heat dissipation cavity; the heat dissipation plate is provided at the bottom of the spiral rod; the fan is connected to the heat dissipation plate;

[0023] The extruder is provided with a support frame; the machine head is arranged on the support frame.

[0024] Beneficial effects of the present invention: The present invention arranges double screw teeth in the compression section, and the spacing between the main teeth and the auxiliary teeth gradually decreases from the middle of the compression section to the two ends of the compression section, so that when the spiral rod rotates at a high speed, it is not affected by the temperature brought by the double screw teeth, which can improve the gelation stability and reduce the reflux coefficient, thereby increasing the glue output of the extruder, thereby realizing high-speed gluing of the wire. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The invention is further described using the accompanying drawings, but the embodiments in the accompanying drawings do not constitute any limitation to the invention. A person skilled in the art can obtain other drawings based on the following drawings without creative work.

[0026] Figure 1 It is a schematic diagram of the structure of the present invention;

[0027] Figure 2 It is a structural schematic diagram of the wire feeding machine of the present invention;

[0028] Figure 3 It is a structural schematic diagram of the wire feeding mechanism of the present invention;

[0029] Figure 4 is a cross-sectional view of the transmission tube of the present invention;

[0030] Figure 5 It is a front view of the extruder of the present invention;

[0031] Figure 6 is a top view of the extruder of the present invention;

[0032] Figure 7 It is a structural schematic diagram of the spiral rod of the present invention;

[0033] Among them: 11, transmission cylinder; 111, inner layer; 112, outer layer; 113, sound insulation cotton; 12, wire feeding machine; 121, rotating shaft; 122, wire feeding drive; 123, bobbin; 124, rolling wheel; 131, first pulley; 132, first synchronous belt; 14, reduction motor; 151, cylindrical part; 152, truncated table part; 16, positioning wheel mechanism; 17, tension adjustment mechanism; 181, driving motor; 182, first wire wheel; 183, second wire wheel; 21, feeding section; 211, first screw thread; 2 2. Compression section; 221. Double screw thread; 222. Main thread; 223. Auxiliary thread; 23. Storage section; 231. Second screw thread; 24. Connecting part; 241. Connecting groove; 242. External thread; 25. Extrusion machine; 251. Extrusion chamber; 252. Heat dissipation chamber; 253. Screw rod; 261. Feed port; 262. Discharge port; 27. Machine head; 271. Support frame; 281. Third pulley; 282. Fourth pulley; 283. Extrusion drive; 291. Fan; 292. Heat dissipation plate; 3. Wire take-up machine. DETAILED DESCRIPTION

[0034] The present invention is further described in conjunction with the following examples.

[0035] Depend on Figures 1 to 7 It can be seen that the wire gluing equipment described in this embodiment includes a wire feeding machine, an extruder and a wire take-up machine 3; the extruder is arranged between the wire feeding machine and the wire take-up machine 3;

[0036] The wire feeding machine includes a wire feeding mechanism and a transmission drum 11; the wire feeding mechanism includes a wire feeding machine platform 12; the wire feeding machine platform 12 is provided with a rotating shaft 121, a wire feeding driving member 122 and a bobbin 123; the rotating shaft 121 is rotatably arranged on the wire feeding machine platform 12; the wire feeding driving member 122 is used to drive the rotating shaft 121 to rotate; the bobbin 123 is connected to the rotating shaft 121;

[0037] The extruder includes an extruder platform 25; an extruder chamber 251 is provided on the extruder platform 25; a screw rod 253 is rotatably provided in the extruder chamber 251; an extruder driving member 283 for driving the screw rod 253 to rotate is provided on the extruder platform 25; a feed port 261 is provided at one end of the extruder chamber 251; a discharge port 262 is provided at the other end of the extruder chamber 251; and a head 27 connected to the discharge port 262 is provided on the extruder platform 25;

[0038] The spiral rod 253 includes a feeding section 21, a compression section 22 and a storage section 23 which are connected in sequence; the feed port 261 is provided at the feeding section 21; the discharge port 262 is provided at the storage section 23;

[0039] The feeding section 21 is provided with a first screw thread 211; the storage section 23 is provided with a second screw thread 231; the compression section 22 is provided with a double screw thread 221; the double screw thread 221 includes alternating primary threads 222 and secondary threads 223; from the middle of the compression section 22 to the two ends of the compression section 22, the distance between the primary threads 222 and the secondary threads 223 gradually decreases.

[0040] Specifically, the wire feeder of the present embodiment delivers the wire to the extruder, and the extruder liquefies the adhesive and evenly and firmly coats the outer periphery of the wire to form a uniform, dense and firm insulating protective layer, thereby producing the required wire. Then the wire take-up machine 3 takes up the wire with the insulating protective layer, thereby completing the wire gluing operation. When the wire feeder is feeding the wire, the wire feeding drive 122 is started, so that the rotating shaft 121 and the bobbin 123 rotate, so that the wire on the bobbin 123 passes through the transmission cylinder 11 and then passes through the head 27 of the extruder, and the extruder feeds the adhesive from the feed port 261 into the extrusion chamber 251, and the extrusion drive 283 drives the spiral rod 25 3 rotates, and the first screw thread 211 and the second screw thread 231 are respectively provided in the feeding section 21 and the storage section 23 to realize the transmission of the glue material, and the glue material is transmitted from the discharge port 262 to the machine head 27 so as to glue the wire rod. After the gluing is completed, the wire take-up machine 3 takes up the wire; in addition, by providing a double screw thread 221 in the compression section 22, and from the middle of the compression section 22 to the two ends of the compression section 22, the distance between the main thread 222 and the auxiliary thread 223 gradually decreases, so that when the spiral rod 253 rotates at a high speed, it is not affected by the temperature brought by the double screw thread 221, which can improve the stability of the glue and reduce the reflux coefficient, thereby increasing the glue output of the extruder, thereby realizing high-speed gluing of the wire rod.

[0041] The wire gluing device described in this embodiment, the transmission tube 11 includes an inner layer 111 and an outer layer 112 sleeved outside the inner layer 111; sound insulation cotton 113 is provided between the inner layer 111 and the outer layer 112; the wire spool 123 is provided in the inner layer 111; this embodiment greatly eliminates noise when the wire feeder is feeding the wire by configuring the transmission tube 11 to have an inner layer 111 and an outer layer 112, and providing sound insulation cotton 113 between the inner layer 111 and the outer layer 112.

[0042] The transmission cylinder 11 includes a hollow cylindrical portion 151 and a hollow truncated cone portion 152 ; the truncated cone portion 152 is provided with a threading hole; and the bobbin 123 is disposed in the cylindrical portion 151 .

[0043] In the wire gluing equipment described in this embodiment, the wire feeding drive 122 is a wire feeding motor; the output end of the wire feeding motor is sleeved with a first pulley 131; the rotating shaft 121 is sleeved with a second pulley; a first synchronous belt 132 is provided between the first pulley 131 and the second pulley; specifically, the second pulley is not drawn in the figure, and by arranging the first pulley 131, the second pulley and the first synchronous belt 132, the wire feeding drive 122 can drive the rotating shaft 121 to rotate when working, thereby causing the spool 123 to rotate.

[0044] The wire feeding machine 12 is provided with a reduction motor 14, which is connected to the wire feeding motor. The reduction motor 14 is provided to make the wire feeding drive 122 run in the reverse direction, so as to prevent the wire from being broken or thinned due to wire jam.

[0045] In the wire gluing equipment described in this embodiment, a rolling wheel 124 is provided at the bottom of the wire feeding machine 12; the above arrangement facilitates the movement of the wire feeding mechanism.

[0046] The wire feeding machine also includes a positioning wheel mechanism 16 and a tension adjustment mechanism 17; the positioning wheel mechanism 16 is arranged on the side of the transmission cylinder 11 away from the wire feeding mechanism; the tension adjustment mechanism 17 is arranged on the side of the positioning wheel mechanism 16 away from the transmission cylinder 11; this embodiment plays a guiding role by setting the positioning wheel mechanism 16, and the tension adjustment mechanism 17 can adjust the tension of the wire, which can effectively prevent the wire from being stretched thin due to inconsistent tension during wire feeding.

[0047] In the wire gluing device described in this embodiment, the tension adjustment mechanism 17 includes a driving motor 181, a first wire pulley 182, and a second wire pulley 183 disposed above the first wire pulley 182; the output end of the driving motor 181 is connected to the first wire pulley 182. In this embodiment, the rotation speed of the driving motor 181 can be adjusted to ensure that the tension of the wire feeder is constant during the wire feeding process.

[0048] In the wire gluing equipment described in this embodiment, the compression section 22 is truncated cone-shaped; the end of the compression section 22 with a shorter radius is connected to the feeding section 21; the end of the compression section 22 with a longer radius is connected to the storage section 23; this embodiment sets the compression section 22 in a truncated cone shape, which prolongs the distance that the glue material travels around the axis relative to the existing spiral rod 253 with the same diameter, thereby reducing the manufacturing cost of the equipment. The feeding section 21 and the storage section 23 are both cylindrical. The above arrangement makes the structure of the spiral rod 253 stable.

[0049] In the wire gluing device described in this embodiment, the first screw threads 211 are arranged at equal intervals on the feeding section 21; the second screw threads 231 are arranged at equal intervals on the storage section 23; the above arrangement facilitates the transmission of the glue.

[0050] The distance between two adjacent double screw teeth 221 gradually increases from the middle of the compression section 22 to the two ends of the compression section 22. The above arrangement can further improve the stability of gelation and reduce the backflow coefficient, thereby increasing the glue output of the extruder.

[0051] In the wire gluing device described in this embodiment, the feeding section 21 is provided with a connecting portion 24 at one end away from the compression section 22; the connecting portion 24 is provided with a connecting groove 241; the connecting portion 24 is provided with an external thread 242; the extrusion cavity 251 is provided with a connecting block engaged with the connecting groove 241; the extrusion cavity 251 is provided with an internal thread matched with the external thread 242. The connecting block and the internal thread are not shown in the figure; the above arrangement facilitates fixing the screw rod 253 in the extruder.

[0052] In the wire gluing equipment described in this embodiment, the extrusion drive member 283 is a rotary motor; the output end of the rotary motor is provided with a third pulley 281; the spiral rod 253 is connected to a fourth pulley 282; a second synchronous belt is provided between the third pulley 281 and the fourth pulley 282. The second synchronous belt is not shown in the figure, and the above arrangement facilitates the rotary motor to drive the spiral rod 253 to rotate.

[0053] In the wire gluing equipment described in this embodiment, the extruder 25 is provided with a heat dissipation chamber 252 connected to the extrusion chamber 251; a fan 291 and a heat dissipation plate 292 are provided in the heat dissipation chamber 252; the heat dissipation plate 292 is arranged at the bottom of the spiral rod 253; the fan 291 is connected to the heat dissipation plate 292; the above arrangement facilitates cooling of the spiral rod 253 and the glue.

[0054] The extruder 25 is provided with a support frame 271; the head 27 is arranged on the support frame 271. The above arrangement facilitates fixing and moving the head 27.

[0055] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention, rather than to limit the scope of protection of the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solution of the present invention can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the present invention.

Claims

1. A wire gluing device, characterized in that: It comprises a wire feeding machine, an extruder and a wire taking-up machine (3); the extruder is arranged between the wire feeding machine and the wire taking-up machine (3); The wire feeding machine comprises a wire feeding mechanism and a transmission drum (11); the wire feeding mechanism comprises a wire feeding machine platform (12); the wire feeding machine platform (12) is provided with a rotating shaft (121), a wire feeding driving member (122) and a bobbin (123); the rotating shaft (121) is rotatably arranged on the wire feeding machine platform (12); the wire feeding driving member (122) is used to drive the rotating shaft (121) to rotate; the bobbin (123) is connected to the rotating shaft (121); The extruder comprises an extruder platform (25); an extruder chamber (251) is provided on the extruder platform (25); a screw rod (253) is rotatably provided in the extruder chamber (251); an extruder driving member (283) for driving the screw rod (253) to rotate is provided on the extruder platform (25); a feed port (261) is provided at one end of the extruder chamber (251); a discharge port (262) is provided at the other end of the extruder chamber (251); a machine head (27) connected to the discharge port (262) is provided on the extruder platform (25); The spiral rod (253) comprises a feeding section (21), a compression section (22) and a storage section (23) which are connected in sequence; the feeding port (261) is arranged at the feeding section (21); the discharging port (262) is arranged at the storage section (23); The feeding section (21) is provided with a first screw thread (211); the storage section (23) is provided with a second screw thread (231); the compression section (22) is provided with a double screw thread (221); the double screw thread (221) comprises primary threads (222) and secondary threads (223) which are arranged alternately; and the distance between the primary threads (222) and the secondary threads (223) gradually decreases from the middle of the compression section (22) to the two ends of the compression section (22).

2. The wire gluing device according to claim 1, characterized in that: The transmission tube (11) comprises an inner layer (111) and an outer layer (112) sleeved outside the inner layer (111); sound insulation cotton (113) is provided between the inner layer (111) and the outer layer (112); the bobbin (123) is provided in the inner layer (111); The transmission cylinder (11) comprises a hollow cylindrical portion (151) and a hollow truncated cone portion (152); the truncated cone portion (152) is provided with a threading hole; and the bobbin (123) is arranged in the cylindrical portion (151).

3. The wire gluing device according to claim 1, characterized in that: The wire feeding drive member (122) is a wire feeding motor; the output end of the wire feeding motor is sleeved with a first belt pulley (131); the rotating shaft (121) is sleeved with a second belt pulley; a first synchronous belt (132) is provided between the first belt pulley (131) and the second belt pulley; The wire feeding machine (12) is provided with a reduction motor (14); the reduction motor (14) is connected to the wire feeding motor.

4. The wire gluing device according to claim 1, characterized in that: The bottom of the wire feeding machine (12) is provided with a rolling wheel (124); The wire feeding machine further comprises a positioning wheel mechanism (16) and a tension adjustment mechanism (17); the positioning wheel mechanism (16) is arranged on a side of the transmission cylinder (11) away from the wire feeding mechanism; and the tension adjustment mechanism (17) is arranged on a side of the positioning wheel mechanism (16) away from the transmission cylinder (11).

5. The wire gluing device according to claim 4, characterized in that: The tension adjustment mechanism (17) comprises a driving motor (181), a first wire wheel (182), and a second wire wheel (183) arranged above the first wire wheel (182); the output end of the driving motor (181) is connected to the first wire wheel (182).

6. The wire gluing device according to claim 1, characterized in that: The compression section (22) is truncated cone-shaped; the end of the compression section (22) with a shorter radius is connected to the feeding section (21); the end of the compression section (22) with a longer radius is connected to the storage section (23); the feeding section (21) and the storage section (23) are both cylindrical.

7. The wire gluing device according to claim 1, characterized in that: The first screw threads (211) are arranged at equal intervals on the feeding section (21); the second screw threads (231) are arranged at equal intervals on the storage section (23); From the middle of the compression section (22) to the two ends of the compression section (22), the distance between two adjacent double screw threads (221) gradually increases.

8. The wire gluing device according to claim 1, characterized in that: The feeding section (21) is provided with a connecting portion (24) at one end away from the compression section (22); The connecting portion (24) is provided with a connecting groove (241); the connecting portion (24) is provided with an external thread (242); the extrusion cavity (251) is provided with a connecting block that is engaged with the connecting groove (241); the extrusion cavity (251) is provided with an internal thread that matches the external thread (242).

9. The wire gluing device according to claim 1, characterized in that: The extrusion drive member (283) is a rotating motor; a third pulley (281) is provided at the output end of the rotating motor; the spiral rod (253) is connected to a fourth pulley (282); a second synchronous belt is provided between the third pulley (281) and the fourth pulley (282).

10. The wire gluing device according to claim 1, characterized in that: The extrusion machine (25) is provided with a heat dissipation chamber (252) connected with the extrusion chamber (251); a fan (291) and a heat dissipation plate (292) are provided in the heat dissipation chamber (252); the heat dissipation plate (292) is arranged at the bottom of the spiral rod (253); the fan (291) is connected with the heat dissipation plate (292); the extrusion machine (25) is provided with a support frame (271); the machine head (27) is arranged on the support frame (271).

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