CN210119982U - Copper wire and manufacturing equipment thereof - Google Patents
Copper wire and manufacturing equipment thereof Download PDFInfo
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- CN210119982U CN210119982U CN201921129255.2U CN201921129255U CN210119982U CN 210119982 U CN210119982 U CN 210119982U CN 201921129255 U CN201921129255 U CN 201921129255U CN 210119982 U CN210119982 U CN 210119982U
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- copper wire
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Abstract
The utility model provides a copper line, it can solve current enameled wire as the conductor with flat copper wire when the coil coiling, easily causes the insulating layer damaged at the great position of curvature radius, and then causes the problem of electric leakage or interturn short circuit. The steel plate comprises circular section sections and flat section sections which are arranged at intervals, wherein the ratio of the length of the circular section sections to the length of the flat section sections is 0.1-1. And simultaneously, the utility model also provides a manufacture equipment of this copper line.
Description
Technical Field
The utility model relates to a copper line and manufacture equipment specifically are a copper line field for enameled wire is related to the enameled wire field that is used for coiling transformer, inductance, motor coil.
Background
The enameled wire is one of the main varieties of winding wires and consists of a conductor and an insulating layer, wherein the conductor usually adopts a copper wire, and the commonly used copper wire comprises a round copper wire and a flat copper wire. Compared with a round copper wire, the flat copper wire has the following advantages as a conductor:
1) when the flat copper wire is used for winding a coil, the wire is in good contact with the wire, the slot fullness rate is higher, and compared with a round copper wire, the slot fullness rate can be improved to 70% from 45%;
2) the contact area between turns of the flat copper wire winding is large, the gap is smaller, the heat conduction is better, and the heat dissipation is good; the heat conductivity of air tangent to the round copper wire is poor; through simulation of a temperature field, the temperature rise of the flat copper wire winding is 10% lower than that of the round copper wire winding in the same design;
3) the flat copper wire has a large specific surface area and is suitable for the occasions with skin effect, and the higher the frequency is, the less the copper loss of the flat copper wire winding is; because permanent-magnet machine loss mainly includes winding copper loss, iron loss, wind mill stray and magnet steel eddy current loss, wherein the copper loss accounts for more than 50%, and the copper loss size is directly proportional with winding resistance again, consequently reduces the resistance of winding and can directly reduce the copper loss, promotes the efficiency of motor, improves the power density of motor. The power density of the motor can be improved to 2.6kw/kg by using advanced processes such as flat copper wires and the like for the American general-purpose automobile.
But the application of the flat copper wire also has the limitation, which is mainly reflected in the bending performance of the flat copper wire. When the coil is wound, the curvature radius of some parts (such as transition connection parts between windings) is larger, and after the flat copper wires at the parts are bent, the insulation layer is easy to generate gaps or damage when being stressed and stretched due to larger local curvature difference and uneven stress distribution, so that electric leakage or turn-to-turn short circuit is caused, and therefore when the flat copper wires are used, the requirement on the quality of the insulation layer is particularly high. The round copper wire has no defect that the insulating layer is easy to damage after being bent.
SUMMERY OF THE UTILITY MODEL
When the coil coiling, the enameled wire to current flat copper line as the conductor easily causes the insulating layer damaged at the great position of curvature radius, and then causes the technical problem of electric leakage or interturn short circuit, the utility model provides a copper line, it can remain flat copper line as the advantage of enameled wire conductor, and the insulating layer is damaged after can avoiding bending again, simultaneously, the utility model also provides a manufacture equipment of this copper line.
The technical scheme is as follows:
a copper wire, characterized in that: the steel plate comprises circular section sections and flat section sections which are arranged at intervals, wherein the ratio of the length of the circular section sections to the length of the flat section sections is 0.1-1.
It is further characterized in that:
the diameter of the circular section is 0.01 mm-8.00 mm.
The ratio of the thickness to the width of the flat section is 0.01 to 1.
The utility model provides a manufacture equipment of copper line, its is including the unwrapping wire I-wheel, drawing die, compression roller set and the receipts line I-wheel that set gradually, the unwrapping wire I-wheel with between the drawing die with between the compression roller set with all be equipped with the guide pulley group between the receipts line I-wheel, the drawing die with between the compression roller set with still be equipped with between the receipts line I-wheel and pull wheelset, its characterized in that: the automatic winding device is characterized by also comprising a PLC (programmable logic controller), a compression roller opening and closing control device and a meter counter, wherein the meter counter is arranged on the guide wheel group adjacent to the winding spool and is electrically connected with the PLC; the compression roller opening and closing control device comprises a compression roller seat and a driving mechanism which are fixedly arranged, a lower compression roller in the compression roller group is rotatably installed on the compression roller seat, an upper compression roller can be movably installed on the compression roller seat up and down, the driving mechanism is installed on the compression roller seat and electrically connected with the PLC controller and used for driving the upper compression roller to move up and down, and the circular section is rolled into the flat section when the upper compression roller moves down.
It is further characterized in that:
longitudinal guide rails are respectively installed on the front side wall and the rear side wall of the compression roller seat, the upper compression roller and the lower compression roller are arranged in the compression roller seat along the front-rear direction, the front end and the rear end of the lower compression roller are rotatably connected with the compression roller seat, the front end and the rear end of the upper compression roller are respectively rotatably connected with an upper sliding seat, and the upper sliding seats are installed on the longitudinal guide rails in a sliding fit manner; the driving mechanism comprises a driving motor, a worm and a worm wheel, the worm is arranged along the front-back direction and is rotatably installed on a supporting seat positioned on the top surface of the compression roller seat, the driving motor is installed on the compression roller seat and is in power connection with the worm, and the driving motor is electrically connected with the PLC; the worm wheel is equipped with two and respectively with two around the top slide corresponds the setting, two the worm wheel rotates respectively to be installed the top of compression roller seat and with the worm meshing, the center pin passes the shaft hole of worm wheel and the two screw-thread fit, the lower extreme clearance fit of center pin passes rigid coupling is corresponding behind the top surface of compression roller seat on the top slide.
The utility model discloses a roller press, including the compression roller seat, the compression roller seat is last to open the installation passageway that link up around having and to control the line passageway of walking that link up, lie in on the preceding, the back lateral wall of compression roller seat the left and right sides of installation passageway is installed respectively longitudinal rail, both ends rotate respectively around the compression roller down and are connected with lower slide, go up the slide with the left and right sides of slide has opened longitudinal sliding groove respectively down, longitudinal rail clearance fit inserts the homonymy in the longitudinal sliding groove, the slide supports down in the bottom of installation passageway.
The guide wheel set comprises two upper guide wheels and a lower guide wheel, the two upper guide wheels are arranged at the same height with the wire drawing die and the threading channel of the compression roller set, the lower guide wheel is arranged between the two upper guide wheels and is lower than the upper guide wheels, and the lower guide wheel is provided with a swing rod assembly.
The swing rod assembly comprises a supporting seat, a swing rod and a proximity switch bracket, and the supporting seat is fixedly arranged and fixedly connected with the proximity switch bracket; a swing rod shaft and a guide wheel shaft are respectively and vertically fixedly connected to two ends of the swing rod, the swing rod shaft and the guide wheel shaft are arranged in a reverse direction, and a balancing weight is mounted on the swing rod; the lower guide wheel is rotatably arranged on the guide wheel shaft; the swing rod shaft is rotatably connected with the supporting seat, a proximity switch is mounted on the proximity switch bracket, and an eccentric wheel for triggering the proximity switch is further fixedly connected onto the swing rod shaft; the proximity switch and the servo motor driving the pay-off I-shaped wheel to rotate are respectively and electrically connected with the PLC.
The utility model has the advantages that:
1) the copper wire of the utility model has both the round section and the flat section, so that when the coil is wound, the round section can be used for winding at the position with larger curvature radius, the insulating layer is prevented from being damaged, the electric leakage and the turn-to-turn short circuit are avoided, and the flat section is used at the position with smaller curvature radius, thereby the technical advantage of the flat copper wire as a conductor is fully exerted;
2) the utility model discloses a copper line manufacture equipment, it is in an organic whole with wire drawing and rolling collection, the copper line carries out the wire drawing through the wire drawing die earlier, obtain the diameter that needs, it rolls again to organize through the compression roller, owing to set up compression roller opening and closing control device, according to the feedback of meter rice ware, PLC can control compression roller opening and closing control device drive on the compression roller reciprocates, after moving on last compression roller, can not roll the copper line, thereby obtain the circle cross-section, after moving down when last compression roller, then roll the copper line with lower compression roller together, thereby obtain flat cross-section, and then produce the heterotypic copper line that existing circle cross-section has flat cross-section again, wire drawing and rolling simultaneously of this equipment, high production efficiency, and save factory building area.
Drawings
FIG. 1 is a front view of a copper wire according to the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;
FIG. 4 is a schematic front view of the copper wire manufacturing apparatus of the present invention;
FIG. 5 is a schematic view of the overall structure of the swing link assembly;
FIG. 6 is an exploded view of FIG. 5;
FIG. 7 is a schematic view of the overall structure of the opening and closing control device for the press roller;
fig. 8 is an exploded view of fig. 7.
Reference numerals: 1-a circular cross-sectional segment; 2-flat section; 3-paying off spool; 4-a wire-drawing die; 5-a compression roller set; 6-take-up spool; 7-a guide wheel group; 8-a traction wheel set; 9-a compression roller opening and closing control device; 10-meter counter; 11-a roller seat; 12-a lower press roll; 13-upper press roll; 14-longitudinal guide rails; 15-driving the motor; 16-a worm; 17-a worm gear; 18-a support base; 19-central axis; 20-installing a channel; 21-routing channel; 22-an upper slide; 23-a lower slide; 24-a longitudinal chute; 25-an upper guide wheel; 26-a lower guide wheel; 27-a pendulum rod assembly; 28-supporting seat; 29-oscillating bar; 30-proximity switch bracket; 31-a swing rod shaft; 32-a guide wheel shaft; 33-a counterweight block; 34-a proximity switch; 35-eccentric wheel.
Detailed Description
See fig. 1 to fig. 3, the utility model discloses a copper line, its circle cross-section 1 and flat cross-section 2 that sets up including the interval, the length L1 of circle cross-section is 0.1~1 with the length L2's of flat cross-section than, the diameter D of circle cross-section is 0.01 mm ~8.00mm, the thickness H and the width L's of flat cross-section than is 0.01~ 1. When the coil is wound, when the bending radius of the copper wire is less than 10 times of the diameter D of the round section of the copper wire, the round section is used for winding, and the rest (when the bending radius of the copper wire is greater than or equal to 10D) is used for winding by using the flat section. The damage of the insulating layer can be effectively avoided, and the technical advantages of the flat copper wire as a conductor can be fully exerted.
See fig. 4 to 8, the utility model discloses a copper wire manufacturing equipment, it includes the unwrapping wire I-shaped wheel 3 that sets gradually, drawing die 4, compression roller set 5 and receipts line I-shaped wheel 6, between unwrapping wire I-shaped wheel 3 and the drawing die 4, between drawing die 4 and the compression roller set 5, all be equipped with guide pulley group 7 between compression roller set 5 and the receipts line I-shaped wheel 6, between drawing die 4 and the compression roller set 5, still be equipped with traction wheel set 8 between compression roller set 5 and the receipts line I-shaped wheel 6, it still includes the PLC controller, compression roller opening and closing control device 9 and meter rice ware 10, meter rice ware 10 is installed on the guide pulley group 7 adjacent with receipts line I-shaped wheel 6 and is connected with the PLC controller electricity; the compression roller opening and closing control device 9 comprises a compression roller seat 11 and a driving mechanism which are fixedly arranged, a lower compression roller 12 in the compression roller group 5 is rotatably installed on the compression roller seat 11, an upper compression roller 13 can be installed on the compression roller seat 11 in a vertically movable mode, the driving mechanism is installed on the compression roller seat 11 and is electrically connected with a PLC (programmable logic controller) and used for driving the upper compression roller 13 to move up and down, and the circular section 1 is rolled into the flat section 2 when the upper compression roller 13 moves down. The paying-off I-shaped wheel is used for paying off copper wires, the traction wheel set is used for traction of the copper wires to be conveyed forwards, the wire drawing die is used for drawing the copper wires into a required diameter, and the take-up I-shaped wheel is used for winding the copper wires.
Referring to fig. 7 to 8, longitudinal guide rails 14 are respectively installed on the front and rear side walls of the press roller seat 11, an upper press roller 13 and a lower press roller 12 are arranged in the press roller seat 11 along the front and rear direction, the front and rear ends of the lower press roller 12 are rotatably connected with the press roller seat 11, the front and rear ends of the upper press roller 13 are respectively rotatably connected with an upper slide seat 22, and the upper slide seat 22 is installed on the longitudinal guide rails 14 in a sliding fit manner; the driving mechanism comprises a driving motor 15, a worm 16 and a worm wheel 17, the worm 16 is arranged along the front-back direction and is rotatably installed on a supporting seat 18 positioned on the top surface of the compression roller seat 11, the driving motor 15 is installed on the compression roller seat 11 and is in power connection with the worm 16, and the driving motor 15 is electrically connected with the PLC; two worm wheels 17 are arranged and correspond to the front upper sliding seat 22 and the rear upper sliding seat 22 respectively, the two worm wheels 17 are rotatably arranged at the top of the compression roller seat 11 respectively and are meshed with the worm 16, the central shaft 19 penetrates through the shaft hole of the worm wheels 17 and is in threaded fit with the shaft hole, and the lower end of the central shaft 19 is in clearance fit with the top surface of the compression roller seat 11 and then fixedly connected to the corresponding upper sliding seats 22. So design, the PLC controller is according to the feedback of meter rice ware, control driving motor is just reversing, when driving motor corotation, the worm drives the worm wheel and rotates, make the center pin drive the upper slide seat and shift up, thereby go up the compression roller and roll clearance grow down, no longer roll the copper line, can obtain the copper line of circle cross-section, after the circle cross-section is produced to setting for length, the PLC controller reverses according to the feedback control driving motor of meter rice ware, make and go up the compression roller and move down, it rolls to the copper line with lower compression roller to go up the compression roller, produce the copper line of flat cross-section.
In this embodiment, the roller seat 11 is provided with a front-rear through installation channel 20 and a left-right through routing channel 21, longitudinal guide rails 14 are respectively installed on the left and right sides of the installation channel 20 on the front and rear side walls of the roller seat 11, the front and rear ends of the lower roller 12 are respectively rotatably connected with a lower sliding seat 23, longitudinal sliding grooves 24 are respectively opened on the left and right sides of the upper sliding seat 22 and the lower sliding seat 23, the longitudinal guide rails 14 are inserted into the longitudinal sliding grooves 24 on the same side in a clearance fit manner to realize sliding assembly with the upper sliding seat 22 and the lower sliding seat 23, and the lower sliding seat 23 is supported at the bottom of the installation channel 20 under the action of self gravity and the gravity of the lower roller. So design, simple structure, be convenient for processing and installation.
Referring to fig. 4 to 6, the guide pulley set 7 includes two upper guide pulleys 25 and a lower guide pulley 26, the two upper guide pulleys 25 are disposed at the same height as the threading passages of the wire-drawing die 4 and the press roller set 5 so as to facilitate the conveying of the copper wire, the lower guide pulley 26 is disposed between the two upper guide pulleys 25 and lower than the upper guide pulleys 25, and the swing link assembly 27 is mounted on the lower guide pulley 26; the swing rod assembly 27 comprises a supporting seat 28, a swing rod 29 and a proximity switch bracket 30, wherein the supporting seat 28 is fixedly arranged and fixedly connected with the proximity switch bracket 30; a swing rod shaft 31 and a guide wheel shaft 32 are respectively and vertically fixedly connected to two ends of the swing rod 29, the swing rod shaft 31 and the guide wheel shaft 32 are reversely arranged, and a balancing weight 33 is mounted on the swing rod 29; the lower guide wheel 26 is rotatably mounted on a guide wheel shaft 32; the swing rod shaft 31 is rotatably connected with the supporting seat 28, the proximity switch bracket 30 is provided with a proximity switch 34, and the swing rod shaft 31 is also fixedly connected with an eccentric wheel 35 for triggering the proximity switch 34; the proximity switch 35 and a servo motor (not shown in the figure) for driving the pay-off I-shaped wheel 3 to rotate are respectively and electrically connected with the PLC. By the design, the tension of the wire feeding can be adjusted by adjusting the position of the balancing weight on the swing rod; if tension changes in the wire feeding process, the lower guide wheel can drive the swing rod to rotate around the axis of the swing rod shaft, the swing rod shaft rotates to drive the eccentric wheel to rotate, the detection value of the proximity switch changes, the PLC can control the rotating speed of the servo motor according to the detection value, and further control the rotating speed of the wire paying-off spool, so that the wire feeding tension is kept constant. In this embodiment, the meter counter is mounted on the upper guide wheel 25 adjacent to the take-up spool 6.
Claims (8)
1. A copper wire, characterized in that: the steel plate comprises circular section sections and flat section sections which are arranged at intervals, wherein the ratio of the length of the circular section sections to the length of the flat section sections is 0.1-1.
2. The copper wire in accordance with claim 1, wherein: the diameter of the circular section is 0.01 mm-8.00 mm.
3. The copper wire in accordance with claim 1, wherein: the ratio of the thickness to the width of the flat section is 0.01 to 1.
4. The copper wire manufacturing equipment of any one of claims 1 to 3, which comprises a paying-off spool, a wire drawing die, a roller group and a take-up spool which are arranged in sequence, wherein guide wheel groups are arranged between the paying-off spool and the wire drawing die, between the wire drawing die and the roller group, and between the roller group and the take-up spool, and traction wheel groups are arranged between the wire drawing die and the roller group, and between the roller group and the take-up spool, and the copper wire manufacturing equipment is characterized in that: the automatic winding device is characterized by also comprising a PLC (programmable logic controller), a compression roller opening and closing control device and a meter counter, wherein the meter counter is arranged on the guide wheel group adjacent to the winding spool and is electrically connected with the PLC; the compression roller opening and closing control device comprises a compression roller seat and a driving mechanism which are fixedly arranged, a lower compression roller in the compression roller group is rotatably installed on the compression roller seat, an upper compression roller can be movably installed on the compression roller seat up and down, the driving mechanism is installed on the compression roller seat and electrically connected with the PLC controller and used for driving the upper compression roller to move up and down, and the circular section is rolled into the flat section when the upper compression roller moves down.
5. The apparatus for manufacturing a copper wire according to claim 4, wherein: longitudinal guide rails are respectively installed on the front side wall and the rear side wall of the compression roller seat, the upper compression roller and the lower compression roller are arranged in the compression roller seat along the front-rear direction, the front end and the rear end of the lower compression roller are rotatably connected with the compression roller seat, the front end and the rear end of the upper compression roller are respectively rotatably connected with an upper sliding seat, and the upper sliding seats are installed on the longitudinal guide rails in a sliding fit manner; the driving mechanism comprises a driving motor, a worm and a worm wheel, the worm is arranged along the front-back direction and is rotatably installed on a supporting seat positioned on the top surface of the compression roller seat, the driving motor is installed on the compression roller seat and is in power connection with the worm, and the driving motor is electrically connected with the PLC; the worm wheel is equipped with two and respectively with two around the top slide corresponds the setting, two the worm wheel rotates respectively to be installed the top of compression roller seat and with the worm meshing, the center pin passes the shaft hole of worm wheel and the two screw-thread fit, the lower extreme clearance fit of center pin passes rigid coupling is corresponding behind the top surface of compression roller seat on the top slide.
6. The apparatus for manufacturing copper wire according to claim 5, wherein: the utility model discloses a roller press, including the compression roller seat, the compression roller seat is last to open the installation passageway that link up around having and to control the line passageway of walking that link up, lie in on the preceding, the back lateral wall of compression roller seat the left and right sides of installation passageway is installed respectively longitudinal rail, both ends rotate respectively around the compression roller down and are connected with lower slide, go up the slide with the left and right sides of slide has opened longitudinal sliding groove respectively down, longitudinal rail clearance fit inserts the homonymy in the longitudinal sliding groove, the slide supports down in the bottom of installation passageway.
7. The apparatus for manufacturing copper wire according to claim 4, wherein: the guide wheel set comprises two upper guide wheels and a lower guide wheel, the two upper guide wheels are arranged at the same height with the wire drawing die and the threading channel of the compression roller set, the lower guide wheel is arranged between the two upper guide wheels and is lower than the upper guide wheels, and the lower guide wheel is provided with a swing rod assembly.
8. The apparatus for manufacturing copper wire according to claim 7, wherein: the swing rod assembly comprises a supporting seat, a swing rod and a proximity switch bracket, and the supporting seat is fixedly arranged and fixedly connected with the proximity switch bracket; a swing rod shaft and a guide wheel shaft are respectively and vertically fixedly connected to two ends of the swing rod, the swing rod shaft and the guide wheel shaft are arranged in a reverse direction, and a balancing weight is mounted on the swing rod; the lower guide wheel is rotatably arranged on the guide wheel shaft; the swing rod shaft is rotatably connected with the supporting seat, a proximity switch is mounted on the proximity switch bracket, and an eccentric wheel for triggering the proximity switch is further fixedly connected onto the swing rod shaft; the proximity switch and the servo motor driving the pay-off I-shaped wheel to rotate are respectively and electrically connected with the PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921129255.2U CN210119982U (en) | 2019-07-18 | 2019-07-18 | Copper wire and manufacturing equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921129255.2U CN210119982U (en) | 2019-07-18 | 2019-07-18 | Copper wire and manufacturing equipment thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210119982U true CN210119982U (en) | 2020-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921129255.2U Active CN210119982U (en) | 2019-07-18 | 2019-07-18 | Copper wire and manufacturing equipment thereof |
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| CN (1) | CN210119982U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110415862A (en) * | 2019-07-18 | 2019-11-05 | 无锡市蓝格林金属材料科技有限公司 | A kind of application of copper wire, copper wire manufacturing equipment and copper wire |
| CN110415862B (en) * | 2019-07-18 | 2024-07-12 | 无锡市蓝格林金属材料科技有限公司 | Copper wire, copper wire manufacturing equipment and application of copper wire |
-
2019
- 2019-07-18 CN CN201921129255.2U patent/CN210119982U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110415862A (en) * | 2019-07-18 | 2019-11-05 | 无锡市蓝格林金属材料科技有限公司 | A kind of application of copper wire, copper wire manufacturing equipment and copper wire |
| CN110415862B (en) * | 2019-07-18 | 2024-07-12 | 无锡市蓝格林金属材料科技有限公司 | Copper wire, copper wire manufacturing equipment and application of copper wire |
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