CN211209540U

CN211209540U - Material collecting device for motor when copper wire is unfolded

Info

Publication number: CN211209540U
Application number: CN202020086589.2U
Authority: CN
Inventors: 康建玲
Original assignee: Tangshan Zhongxin Heavy Machinery Co ltd
Current assignee: Tangshan Zhongxin Heavy Machinery Co ltd
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-08-07
Anticipated expiration: 2030-01-15

Abstract

The utility model relates to a material collecting device when copper line expandes for motor, copper line winding is on the discharge roller, discharge roller fixedly connected with connecting rod, the connecting rod downside is equipped with first base, a pair of first backup pad of first base upside fixedly connected with, the recess that first backup pad upside was equipped with respectively, the connecting rod is arranged in the recess and is connected with the recess rotation, material collecting device includes the second base, second base upside fixedly connected with second backup pad, second base upside still fixedly connected with supporting seat, supporting seat upside fixedly connected with step motor, step motor's output shaft fixedly connected with dwang, step motor's one end fixedly connected with bracing piece is kept away from to the dwang, the bracing piece is connected with a pair of material pole of receiving through adjustable device, is equipped with the winding receipts silo of copper line on. The utility model discloses have and do not need the manual oval copper coil with the copper line winding corresponding number of turns of staff, improve work efficiency's effect.

Description

Material collecting device for motor when copper wire is unfolded

Technical Field

The utility model belongs to the technical field of the technique of copper line for the motor and specifically relates to a material collecting device when copper line expandes for motor is related to.

Background

Oval and copper coil together of winding need be used to the inside motor, as shown in fig. 1, copper line 1 twines on discharge roller 2 earlier before processing into oval copper coil, and discharge roller 2 is passed there is connecting rod 21, connecting rod 21 and discharge roller 2 fixed connection.

When the copper wire 1 on the discharging roller 2 needs to be unfolded, the discharging roller 2 is arranged on the upper side of the supporting structure. The supporting structure comprises a first base 3, a pair of first supporting plates 31 is fixedly connected to the upper side of the first base 3, grooves 311 are respectively formed in the upper surfaces of the first supporting plates 31 in a downward mode, and the connecting rods 21 are placed in the grooves 311 and are connected with the grooves 311 in a rotating mode.

To keeping away from one side pulling copper line 1 of discharge roller 2, at the in-process of pulling copper line 1, discharge roller 2 rotates, and discharge roller 2 drives connecting rod 21 at recess 311 internal rotation. Copper line 1 on the discharge roller 2 leaves discharge roller 2 gradually, and the staff will leave the copper line 1 manual winding oval copper coil (refer to fig. 2) of discharge roller 2, need coiled oval copper coil number of turns enough according to the motor model, cut copper line 1, collect oval copper coil.

However, in the practical application process, the working personnel need to manually wind the copper wire 1 into the elliptical copper coil with the corresponding number of turns, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a material collecting device when copper line expandes for motor, it has the oval copper coil who does not need the staff manual with the copper line coiled corresponding number of turns, improves work efficiency's effect.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a material collecting device when copper line expandes for motor, copper line winding are on the discharge roller, and discharge roller fixedly connected with connecting rod, the connecting rod downside is equipped with first base, a pair of first backup pad of first base upside fixedly connected with, the recess that first backup pad upside was equipped with respectively, the connecting rod is arranged in the recess and is connected with the recess rotation, including the second base, second base upside fixedly connected with second backup pad, second base upside still fixedly connected with supporting seat, supporting seat upside fixedly connected with step motor, step motor's output shaft fixedly connected with dwang, step motor's one end fixedly connected with bracing piece is kept away from to the dwang, the bracing piece is connected with a pair of material pole of receiving through adjustable device, be equipped with the winding receipts silo of copper line on the material pole of receiving.

By adopting the technical scheme, firstly, one side far away from the discharge roller pulls a copper wire, in the process of pulling the copper wire, the discharge roller rotates, the discharge roller drives the connecting rod to rotate in the groove arranged on the first supporting plate, the copper wire on the discharge roller gradually leaves the discharge roller, the supporting seat is fixedly connected with the second base, the stepping motor is fixedly connected with the upper side of the supporting seat, the copper wire leaving the discharge roller is wound on the pair of receiving rods, the copper wire is arranged in the receiving groove, the copper wire is wound into an oval coil at the moment, the stepping motor drives the rotating rod passing through the second supporting plate to rotate, the rotating rod drives the supporting rod to rotate, the supporting rod drives the pair of receiving rods to rotate around the axis of the rotating rod, the copper wire is wound in the receiving groove of the receiving rods in the rotating process of the pair of receiving rods, the number of turns of the receiving rods is, and after the number of turns of the oval copper coil reaches the requirement, the stepping motor is turned off, the material receiving rod stops rotating, and the copper wire is cut off from one side close to the discharging roller. Through adjustable device with a pair of receipts material pole and bracing piece separation, take down the oval copper coil of wound from receiving the material pole and collect, have and do not need the manual oval copper coil of winding the copper line into corresponding number of turns of staff, improve work efficiency's effect.

The present invention may be further configured in a preferred embodiment as: the adjustable device comprises adjusting grooves respectively formed in two sides of the supporting rod, a pair of material receiving rods are fixedly connected with second threaded rods respectively on one sides close to the supporting rod, the second threaded rods are respectively inserted into the adjusting grooves in two sides of the supporting rod, and the second threaded rods are in threaded connection with fixing nuts.

By adopting the technical scheme, when the material receiving rods are connected with the supporting rods, the second threaded rods fixedly connected with the material receiving rods are respectively inserted into the adjusting grooves in the supporting rods, the fixing nuts are connected with the second threaded rods to connect the material receiving rods with the supporting rods, the distance between the material receiving rods is adjusted according to the requirements of different motor models on the size of the oval copper coil, when the oval is required to be enlarged, the fixing nuts are unscrewed, the pair of material receiving rods move in the direction away from each other, after the proper distance is adjusted, the fixing nuts are screwed down, and the material receiving rods receive copper wires; when the ellipse is required to be reduced, the fixing nut is unscrewed, the pair of material receiving rods moves towards the direction close to each other, the fixing nut is screwed down, and the material receiving rods receive the copper wires. When the oval copper coil that need will be wound is taken off from receiving the material pole, unscrew fixation nut from the second threaded rod earlier, with a pair of receipts material pole and bracing piece separation, with the oval copper coil of winding with receive the material pole separation and collect oval copper coil.

The present invention may be further configured in a preferred embodiment as: a pair of support montant of first base upside fixedly connected with, support montant top fixedly connected with support horizontal pole, it is connected with the device that straightens that the copper line passed and be located the discharge roller and receive between the material pole to support the horizontal pole.

Through adopting above-mentioned technical scheme, copper line winding carries out the pressure straight work through the device of straightening earlier on the receipts material pole, and the work of coiling into oval copper coil is carried out again after the copper line is straightened by the pressure, and the work of convenient copper line coiling into oval copper coil behind the copper line is straightened by the pressure.

The present invention may be further configured in a preferred embodiment as: the device of straightening is including supporting the fixed block that horizontal pole upside fixed connection has, the fixed block is equipped with and runs through the preformed hole that the fixed block is close to discharge roller one side and keeps away from discharge roller one side, the preformed hole lower surface is equipped with the straightening groove, be equipped with the straightening board in the preformed hole, the straightening board passes through height adjusting mechanism with the fixed block and is connected.

Through adopting above-mentioned technical scheme, the copper line that leaves the discharge roller gets into the preformed hole in the fixed block, moves down the pressure board through height adjusting mechanism, and the pressure board pushes down the copper line, makes the downside of copper line arrange the pressure straight inslot completely in, and the upside and the tight butt of pressure board of copper line are bent copper line through the pressure straight flute and behind the pressure straight board, are straightened by the pressure straight board.

The present invention may be further configured in a preferred embodiment as: one side fixedly connected with fixed plate that first backup pad is close to the fixed block, the fixed plate is equipped with the guiding hole that the copper line passed and is close to the preformed hole.

Through adopting above-mentioned technical scheme, the guiding hole is close to the preformed hole setting, and the copper line that leaves the discharge roller passes the guiding hole earlier and gets into the preformed hole in again and carries out the work of pressing straight, and the guiding hole has the guide effect to the copper line, makes the copper line get into the preformed hole more easily and carries out the work of pressing straight.

The present invention may be further configured in a preferred embodiment as: the height adjusting mechanism comprises a threaded hole formed in the upper side of the fixing block, the threaded hole is in threaded connection with a first threaded rod, and the lower end of the first threaded rod is arranged in the reserved hole and is fixedly connected with the upper side of the straightening plate.

Through adopting above-mentioned technical scheme, first threaded rod rotates with the fixed block to be connected, first threaded rod lower extreme with push straight board fixed connection, when needs push straight board move down the copper line, rotate first threaded rod, first threaded rod drives the straight board downward motion of pressure and pushes down the copper line.

The present invention may be further configured in a preferred embodiment as: the top end of the threaded rod is fixedly connected with a rotating cross rod.

Through adopting above-mentioned technical scheme, when needs rotate first threaded rod, rotate and rotate the horizontal pole and make first threaded rod rotate, rotate the horizontal pole and make first threaded rod pivoted process more smooth and easy.

The present invention may be further configured in a preferred embodiment as: the inner wall of the guide hole is fixedly connected with a first rubber pad.

Through adopting above-mentioned technical scheme, when the copper line passed the guiding hole, copper line and first rubber pad contact, first rubber pad has the guard action to the copper line, prevents copper line and guiding hole direct contact, produces the mar on the surface of copper line.

The present invention may be further configured in a preferred embodiment as: and a second rubber pad is fixedly connected to the lower surface of the straightening plate.

Through adopting above-mentioned technical scheme, when the board of flare-outing compresses tightly the copper line, second rubber pad and copper line contact, the second rubber pad prevents copper line and the board direct contact of flare-outing, produces the mar on the surface of copper line.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the stepping motor drives the rotating rods to rotate, the rotating rods drive the supporting rods to rotate, the supporting rods drive the pair of material receiving rods to rotate, and the pair of material receiving rods wind the copper wires into the oval copper coils, so that the effect of improving the working efficiency is achieved without the need of manually winding the copper wires into the oval coils with corresponding turns by workers;

2. the straightening plate straightens the copper wire, and the copper wire is conveniently wound into an oval copper coil after being straightened;

3. the guiding hole has the guide effect to the copper line, makes the copper line get into more easily and carries out the work of straightening in the preformed hole.

Drawings

FIG. 1 is a schematic diagram of a background art configuration;

FIG. 2 is a schematic diagram of a prior art oval copper coil;

FIG. 3 is a schematic structural view of the present embodiment;

fig. 4 is a partially enlarged view of a portion a of fig. 3;

FIG. 5 is a schematic view showing a straightening groove in the present embodiment;

fig. 6 is a schematic view showing the first threaded rod in the present embodiment.

Reference numerals: 1. a copper wire; 2. a discharging roller; 21. a connecting rod; 3. a first base; 31. a first support plate; 311. a groove; 32. a fixing plate; 321. a guide hole; 3211. a first rubber pad; 33. supporting the vertical rod; 34. a support rail; 35. a fixed block; 351. reserving a hole; 352. straightening a groove; 3521. a third rubber pad; 353. a threaded hole; 36. a straightening plate; 361. a second rubber pad; 37. a first threaded rod; 371. rotating the cross bar; 4. a second base; 41. a second support plate; 42. a supporting seat; 43. a stepping motor; 44. rotating the rod; 45. a support bar; 451. an adjustment groove; 46. a material receiving rod; 461. a second threaded rod; 462. fixing a nut; 463. a material receiving groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 3, for the utility model discloses a material collecting device when copper line expandes for motor, material collecting device will leave the copper line 1 winding oval copper coil of material roller 2, collects oval copper coil 3 again.

As shown in fig. 3, the first support plate 31 is fixedly connected to the first base 3, and the connecting rod 21 is disposed in the groove 311 on the upper side of the first support plate 31 and rotatably connected to the groove 311. A vertically arranged fixing plate 32 is fixedly connected to one side of the pair of first supporting plates 31, and the fixing plate 32 is provided with a guide hole 321. Copper line 1 is because long-term winding is on discharge roller 2, and the bending of deformation can take place for copper line 1, is equipped with the straightening device that carries out the straightening with the copper line earlier between fixed plate 32 and the material collecting device, and the straightening device sets up in the one side of keeping away from discharge roller 2 being close to fixed plate 32, and the copper line 1 that leaves discharge roller 2 passes the guiding hole 321 and enters into the straightening device and carries out the straightening work.

As shown in fig. 3 and 4, a pair of vertical support rods 33 is fixedly connected to the base, the vertical support rods 33 are located on one side of the fixed plate 32 away from the discharging roller 2, and a support cross bar 34 is fixedly connected to the upper ends of the pair of vertical support rods 33. The straightening device comprises a fixing block 35 fixedly connected to the upper side of the support cross rod 34, and the fixing block 35 is provided with a rectangular preformed hole 351 (refer to fig. 5) penetrating through the fixing block 35 and far away from one side of the fixing plate 32 and near one side of the fixing plate 32. The lower surface of the prepared hole 351 is provided with a straightening groove 352 with a semicircular section, the straightening groove 352 is positioned close to the guide hole 321, a straightening plate 36 (refer to fig. 6) is arranged in the prepared hole 351 at the upper side of the straightening groove 352, and the straightening plate 36 is connected with the fixed block 35 through a height adjusting mechanism.

As shown in fig. 6, the height adjusting mechanism includes a screw hole 353 provided on the upper side of the fixing block 35, a first screw rod 37 is screwed into the screw hole 353, the first screw rod 37 passes through the fixing block 35 from above the fixing block 35 downward, and the lower end of the first screw rod 37 is disposed in the prepared hole 351 and fixedly connected to the upper surface of the straightening plate 36. First threaded rod 37 upper end fixedly connected with rotates horizontal pole 371, rotates and rotates horizontal pole 371 and makes first threaded rod 37 rotate, rotates horizontal pole 371 and makes first threaded rod 37 pivoted process more smooth and easy.

As shown in fig. 6, the copper wire 1 leaving the discharging roller 2 (see fig. 3) passes through the guiding hole 321, enters the prepared hole 351 and is located on the lower side of the straightening plate 36, the rotating cross rod 371 is rotated, the rotating cross rod 371 drives the first threaded rod 37 to move downwards, the first threaded rod 37 drives the straightening plate 36 to move downwards, the straightening plate 36 presses the copper wire 1 downwards, the lower side of the copper wire 1 is completely placed in the straightening groove 352, and the upper side of the copper wire 1 is tightly abutted to the straightening plate 36. The copper wire 1 is continuously pulled to one side far away from the discharging roller 2, and the movement of the copper wire 1 is not influenced when the straightening plate 36 is abutted against the copper wire 1. The bent copper wire 1 passes through the straightening groove 352 and the straightening plate 36 and is straightened by the straightening plate 36. The copper wire 1 that is straightened is processed into oval copper coil through material collecting device with copper wire 1, collects work again with oval copper coil.

As shown in fig. 3 and 4, a first rubber pad 3211 is fixedly connected to an inner wall of the guide hole 321, the copper wire 1 leaving the discharging roller 2 passes through the guide hole 321 and enters the prepared hole 351 (see fig. 6) to be straightened, and the guide hole 321 guides the copper wire 1, so that the copper wire 1 can more easily enter the prepared hole 351 to be straightened. At the in-process of copper line 1 motion, copper line 1 and first rubber pad 3211 contact, first rubber pad 3211 has the guard action to copper line 1, prevents copper line 1 and guiding hole 321 direct contact, produces the mar on the surface of copper line 1.

As shown in fig. 6, a second rubber pad 361 is fixedly connected to the lower surface of the straightening plate 36, when the straightening plate 36 presses the copper wire 1, the second rubber pad 361 contacts the copper wire 1, and the second rubber pad 361 prevents the copper wire 1 from directly contacting the straightening plate 36, thereby generating scratches on the surface of the copper wire 1.

The third rubber pad 3521 is fixedly connected to the inner wall of the straightening groove 352, when the copper wire 1 is placed in the straightening groove 352 to be straightened, the third rubber pad 3521 contacts the copper wire 1, and the third rubber pad 3521 prevents the copper wire 1 from directly contacting the straightening groove 352, so that scratches are generated on the surface of the copper wire 1.

As shown in fig. 3, the material receiving device includes a second base 4, and the second base 4 is located on one side of the supporting cross bar 34 far away from the discharging roller 2. Second base 4 upside fixedly connected with second backup pad 41, second base 4 upside still fixedly connected with supporting seat 42, fixed surface is connected with step motor 43 on the supporting seat 42, step motor 43's output shaft fixedly connected with dwang 44, dwang 44 pass second backup pad 41 perpendicularly and with second backup pad 41 rotate be connected.

As shown in fig. 3, a support rod 45 is fixedly connected to an end of the rotation rod 44 away from the stepping motor 43, and the rotation rod 44 is fixedly connected to a middle position of the support rod 45 and is disposed perpendicular to the support rod 45. The material receiving device further comprises a pair of material receiving rods 46, the pair of material receiving rods 46 are respectively connected with the supporting rod 45 through adjustable devices, and the pair of material receiving rods 46 are respectively located on two sides of the supporting rod 45. The adjustable device comprises a pair of adjusting grooves 451 arranged on the supporting rod 45, and the adjusting grooves 451 penetrate through the supporting rod 45. One end of the material receiving rod 46 close to the support rod 45 is fixedly connected with a second threaded rod 461, the second threaded rod 461 penetrates through the adjusting groove 451 and is in threaded connection with a fixing nut 462, the fixing nut 462 is screwed, and the fixing nut 462 is tightly abutted against the support rod 45 so as to fix the material receiving rod 46.

Be equipped with on the receipts silo 463 on the receipts material pole 46, will leave the copper line 1 that preformed hole 351 was straightened and twine on a pair of receipts material pole 46, receive in the silo 463 is arranged in to copper line 1, and copper line 1 is coiled into the ellipse this moment. When the stepping motor 43 is turned on, the stepping motor 43 works to drive the rotating rod 44 to rotate, the rotating rod 44 drives the supporting rod 45 to rotate, and the supporting rod 45 drives the pair of material receiving rods 46 to rotate around the axis of the rotating rod 44. When the pair of take-up levers 46 rotate, the copper wire 1 is wound around the take-up groove 463 of the take-up levers 46. And the number of turns of the rotating material receiving rod 46 is determined according to the number of turns of the elliptical copper coil required by the specification of the motor, and when the number of turns of the copper wire 1 meets the requirement, the stepping motor 43 is turned off, and the material receiving rod 46 stops rotating.

As shown in fig. 3, the copper wire 1 is cut close to the support rail 34, the fixing nut 462 is unscrewed, and then the take-up rod 46 is separated from the support rod 45, at which time the second threaded rod 461 is separated from the adjustment groove 451. The oval copper coil is taken down from the material receiving groove 463 of the material receiving rod 46, and the oval copper coil is collected. The second threaded rod 461 is inserted into the adjusting groove 451 of the supporting rod 45, the fixing nut 462 is connected with the second threaded rod 461 to fix the material receiving rod 46, and the material receiving rod 46 receives the copper wire 1 again.

When copper line 1 twines in a pair of receipts silo 463, step motor 43 drives dwang 44 and rotates, and dwang 44 drives bracing piece 45 and rotates, and bracing piece 45 drives a pair of receipts material pole 46 and rotates and twine into oval copper coil to copper line 1, does not need the staff manual to twine copper line 1, can improve work efficiency.

The size demand of the motor of different models to oval copper coil is also inequality, when needs enlarge the ellipse, loosens fixation nut 462 earlier, removes a pair of material pole 46 to the direction of keeping away from each other, after adjusting suitable distance, screws up fixation nut 462, and material pole 46 carries out the receipts material work to copper line 1. When the ellipse needs to be reduced, the fixing nut 462 is loosened, the pair of material receiving rods 46 are moved towards the direction close to each other, the fixing nut 462 is screwed, and the material receiving rods 46 receive the copper wires 1.

The implementation principle of the embodiment is as follows: the copper wire 1 on the discharging roller 2 firstly passes through the guide hole 321 on the fixing plate 32, and the copper wire 1 passing through the guide hole 321 passes through the preformed hole 351 formed in the fixing block 35 to be straightened.

The rotation rotates the horizontal pole 371 and makes first threaded rod 37 rotate, and first threaded rod 37 downstream, and first threaded rod 37 drives and presses straight board 36 downstream, and pressure straight board 36 pushes down the upside of copper line 1, makes the downside of copper line 1 arrange in pressing straight groove 352, and copper line 1 is pressed straight behind pressure straight board 36 and the pressure straight groove 352.

The copper wire 1 leaving the preformed hole 351 and being straightened is wound on the pair of material collecting rods 46, the copper wire 1 is placed in the material collecting groove 463, and the copper wire 1 is wound into an oval shape at the moment. When the stepping motor 43 is turned on, the stepping motor 43 works to drive the rotating rod 44 to rotate, the rotating rod 44 drives the supporting rod 45 to rotate, and the supporting rod 45 drives the pair of material receiving rods 46 to rotate around the axis of the rotating rod 44. When the number of turns of the oval copper coil reaches the requirement, the stepping motor 43 is turned off, and the material receiving rod 46 stops rotating.

The copper wire 1 is cut off from the vicinity of the support rail 34, the fixing nut 462 is unscrewed, and then the take-up rod 46 is separated from the support rod 45. The wound oval copper coil is taken down from the material receiving groove 463 of the material receiving rod 46, and the oval copper coil is collected. The second threaded rod 461 is inserted into the adjusting groove 451 of the supporting rod 45, the fixing nut 462 is connected with the second threaded rod 461 to fix the material receiving rod 46, and the material receiving rod 46 receives the copper wire 1 again.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a material collecting device when copper line expandes for motor, copper line (1) winding are on discharge roller (2), discharge roller (2) fixedly connected with connecting rod (21), and connecting rod (21) downside is equipped with first base (3), a pair of first backup pad (31) of first base (3) upside fixedly connected with, recess (311) that first backup pad (31) upside was equipped with respectively, and recess (311) are arranged in connecting rod (21) and are rotated with recess (311) and be connected its characterized in that: including second base (4), second base (4) upside fixedly connected with second backup pad (41), fixedly connected with supporting seat (42) are gone back to second base (4) upside, supporting seat (42) upside fixedly connected with step motor (43), output shaft fixedly connected with dwang (44) of step motor (43), one end fixedly connected with bracing piece (45) of step motor (43) are kept away from in dwang (44), bracing piece (45) are connected with a pair of receipts material pole (46) through adjustable device, be equipped with on receipts material pole (46) copper line (1) winding receipts silo (463).

2. The material collecting device for the motor when copper wire expandes of claim 1, characterized in that: the adjustable device comprises adjusting grooves (451) formed in two sides of the supporting rod (45) respectively, a pair of material receiving rods (46) are fixedly connected with second threaded rods (461) on one sides close to the supporting rod (45), the second threaded rods (461) are inserted into the adjusting grooves (451) in the two sides of the supporting rod (45) respectively, and the second threaded rods (461) are in threaded connection with fixing nuts (462).

3. The material collecting device for the motor when copper wire is unfolded of claim 2, characterized in that: first base (3) upside fixedly connected with a pair of support montant (33), support montant (33) top fixedly connected with support horizontal pole (34), support horizontal pole (34) be connected with copper line (1) and pass and be located discharge roller (2) and receive the material collecting device between material pole (46).

4. The material collecting device for the motor when copper wire expandes of claim 3, characterized in that: material collecting device is including supporting fixed block (35) that horizontal pole (34) upside fixed connection had, fixed block (35) are equipped with and run through fixed block (35) and are close to carry out material roller (2) one side and keep away from preformed hole (351) of carry out material roller (2) one side, preformed hole (351) lower surface is equipped with presses straight groove (352), be equipped with in preformed hole (351) and press straight board (36), it is connected through high adjustment mechanism with fixed block (35) to press straight board (36).

5. The material collecting device for the motor of claim 4 when copper line expandes, characterized in that: one side fixedly connected with fixed plate (32) that first backup pad (31) are close to fixed block (35), fixed plate (32) are equipped with guiding hole (321) that copper line (1) passed and are close to preformed hole (351).

6. The material collecting device for the motor of claim 4 when copper line expandes, characterized in that: height adjusting mechanism includes screw hole (353) that fixed block (35) upside was equipped with, screw hole (353) threaded connection has first threaded rod (37), the lower extreme of first threaded rod (37) is arranged in preformed hole (351) and with the upside fixed connection of pressure straight plate (36).

7. The material collecting device for the motor of claim 6, wherein the collecting device comprises: the top end of the first threaded rod (37) is fixedly connected with a rotating cross rod (371).

8. The material collecting device for the motor of claim 5 when copper line expandes, characterized in that: the inner wall of the guide hole (321) is fixedly connected with a first rubber pad (3211).

9. The material collecting device for the motor of claim 6, wherein the collecting device comprises: the lower surface of the straight pressing plate (36) is fixedly connected with a second rubber pad (361).