Transformer lead insulation binding machine and use method thereof

Abstract

The invention relates to a transformer lead insulation binding machine and a use method thereof, and belongs to the technical field of transformer lead binding. According to the technical scheme, a walking motor (206) drives a walking trolley to move back and forth between two lead supporting frames (1); an output shaft of the motor (204) penetrates through the center of the motor support (217) and is provided with a driving disc (212), a belt (205) is wound between the driving disc (212) and the insulation wrapping disc (203), the motor (204) drives the belt (205) to rotate through the driving disc (212), the belt (205) drives the insulation wrapping disc (203) to rotate, the disc (203) rotates to drive a crepe paper roll to rotate, and crepe paper is wound on the outer surface of a lead. The insulation binding machine has the advantages that manual operation is replaced by the insulation binding machine, binding time is shortened, working efficiency is improved, bound insulation paper is uniform and high in compactness, and insulation electrical performance is improved.

Description

Technical Field

[0001] The invention relates to a transformer lead insulation wrapping machine and a use method thereof, belonging to the technical field of transformer lead wrapping. Background Art

[0002] In recent years, due to changes in product design and process route division, except for paper-wrapped cables, other lead materials in the sleeve welding process are not insulated, and workers are required to perform a large amount of manual insulation wrapping in the early stage of transformer main manufacturing. At present, the leads that need to be wrapped in transformers are mainly copper tubes and high-voltage wire insulation, etc. The materials are relatively large, and there are the following problems with manual insulation wrapping: 1. At this stage, manual wrapping takes up a lot of manpower and time costs. The early lead insulation wrapping time of a product accounts for 1 / 10-1 / 5 of the total manufacturing time. 2. Manual insulation wrapping also has problems such as unevenness and insufficient compactness, which affect the electrical performance of insulation to varying degrees. Therefore, it is necessary to develop an insulation wrapping machine to replace manual operation. Summary of the invention

[0003] The purpose of the present invention is to provide a transformer lead insulation wrapping machine and a method of using the machine, which can move forward and backward and rotate with insulation paper to perform insulation wrapping on the lead, replacing manual operation and solving the above-mentioned problems existing in the background technology.

[0004] The technical solution of the present invention is: A transformer lead insulation wrapping machine comprises a lead support frame and a wrapping device, wherein the two lead support frames are symmetrically arranged on both sides of the wrapping device for supporting the lead; the wrapping device comprises a walking trolley, an insulation wrapping disc, a motor, a belt, a walking motor, a crepe paper roll, a crepe paper placement shaft, a limiting wheel, a driving disk, a support frame and a motor bracket, the walking trolley is provided with a walking motor, the walking motor drives the walking trolley to move back and forth between the two lead support frames, the walking trolley is provided with a support frame, the support frame is a square frame, the four frame centers of the support frame are provided with limiting wheels, the ends of the limiting wheels are provided with limiting disks, the insulation wrapping disc is annular, and the insulation wrapping disc is installed on the support The limiting wheels on the four frames of the frame radially limit the insulating wrapping disc, and the limiting disc of the limiting wheel and the frame of the support frame axially limit the insulating wrapping disc. A plurality of corrugated paper placement shafts are evenly distributed on the front end surface of the insulating wrapping disc, and corrugated paper rolls are sleeved on the corrugated paper placement shafts. The ends of the corrugated paper rolls are fixed to the ends of the lead wires. A motor bracket is provided in the middle position of the top of the support frame, and the motor is fixed at the rear end of the motor bracket. The output shaft of the motor passes through the center of the motor bracket and is equipped with a driving disc. A belt is wrapped around the driving disc and the insulating wrapping disc. The motor drives the belt to rotate through the driving disc, and the belt drives the insulating wrapping disc to rotate. The rotation of the disc drives the corrugated paper roll to rotate, so that the corrugated paper is wrapped around the outer surface of the lead wire.

[0005] Furthermore, a controller is installed on the rear end surface of the support frame, and the controller controls the walking direction and speed of the walking trolley and the rotation direction and rotation speed of the insulating wrapping disc.

[0006] Furthermore, handles are provided on the upper end surfaces of the support frames located on both sides of the motor bracket.

[0007] Furthermore, a transmission shaft is provided on the front side of the base, and the output shaft of the travel motor is connected to the transmission shaft through a chain. Driving wheels are provided at both ends of the transmission shaft, and two driven wheels are provided on the rear side of the base. The travel motor drives the transmission shaft and the driving wheels at both ends to rotate, thereby driving the two driven wheels on the rear side of the base to rotate, so that the wrapping device moves forward and backward.

[0008] Furthermore, the lead support frame is composed of two L-shaped arms and a crossbeam vertically arranged between the two L-shaped arms, and the end of the lead is placed on the crossbeam.

[0009] Furthermore, both sides of the bottom of the motor bracket are provided with clamping wheels, and the belt is clamped by the clamping wheels.

[0010] Furthermore, the center of the circle where the center of the limiting wheel on the four frames of the support frame is located coincides with the center of the insulating wrapping disc; the center of the circle where the multiple crepe paper placement axes evenly distributed on the outer end surface of the insulating wrapping disc are located coincides with the center of the insulating wrapping disc.

[0011] Furthermore, a mounting nut is provided at the end of the crepe paper placing shaft, and the mounting nut limits the crepe paper roll axially, adjusts the tightness of the mounting nut, and then adjusts the force of the mounting nut pressing on the crepe paper roll, controls the paper placing speed of the crepe paper roll, and then adjusts the tightness of the crepe paper to be wrapped.

[0012] A method for using a transformer lead insulation wrapping machine adopts the transformer lead insulation wrapping machine, and the steps are as follows: placing the lead on the center of an insulation wrapping disc of a wrapping device, and placing the two ends of the lead on corresponding lead support frames respectively; firstly fixing the end of crepe paper on the lead, turning on a motor, the motor drives the insulation wrapping disc to rotate, and the crepe paper is wound on the lead for several turns, so that the crepe paper is fixed firmly on the lead, then turning on a travel motor, the wrapping device travels, and the crepe paper is evenly wound on the lead; a controller controls the travel direction of the wrapping device, so that the wrapping device performs insulation wrapping back and forth on the lead until the insulation wrapping of the lead is completed.

[0013] The innovation of the present invention is as follows: 1. The traveling trolley is equipped with a traveling motor, which can move back and forth and can adjust the speed. 2. The insulating wrapping disc is connected and rotated by the motor and the belt, and can rotate in the positive and negative directions and can adjust the speed. 3. Different types of crepe paper can be replaced on the crepe paper placement shaft, and the tightness of the crepe paper winding can be adjusted by adjusting the tightness of the mounting nut. 4. Multiple crepe paper discs can work together, which is 10 times more efficient than manual work.

[0014] The positive effects of the present invention are as follows: the insulation wrapping machine replaces manual operation, reduces wrapping time, improves work efficiency, and the wrapped insulation paper is uniform and has high compactness, thereby improving the electrical performance of the insulation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 It is a side view structural schematic diagram of the present invention; Figure 3 It is a schematic diagram of the structure of the controller of the present invention; Figure 4 This is a diagram of the actual use state of the present invention; Figure 5 This is a diagram of the actual use state of the controller of the present invention; In the figure: lead support frame 1, L-shaped support arm 101, beam 102, wrapping device 2, base 201, driving wheel 202, insulating wrapping disc 203, motor 204, belt 205, walking motor 206, crepe paper roll 207, crepe paper placement shaft 208, clamping wheel 209, controller 210, limiting wheel 211, limiting disk 211-1, driving disk 212, chain 213, transmission shaft 214, handle 215, support frame 216, motor bracket 217, driven wheel 218, wire 219, lead 3. DETAILED DESCRIPTION

[0016] The present invention will be further described below in conjunction with the accompanying drawings and embodiments: See attached Figure 1-5The present embodiment provides a transformer lead insulation wrapping machine, comprising a lead support frame 1 and a wrapping device 2, wherein the two lead support frames 1 are symmetrically arranged on both sides of the wrapping device 2 for supporting the lead 3; the wrapping device 2 comprises a walking trolley, an insulation wrapping disc 203, a motor 204, a belt 205, a walking motor 206, a crepe paper roll 207, a crepe paper placement shaft 208, a limiting wheel 211, a driving disk 212, a support frame 216 and a motor bracket 217, wherein the walking trolley is provided with a walking motor 206, and the walking motor 206 drives the walking trolley to move forward and backward between the two lead support frames 1, and the walking trolley is provided with a support frame 216, which is a square frame, and the four frame centers of the support frame 216 are provided with limiting wheels 211, A limiting disk 211-1 is provided at the end of the limiting wheel 211, and the insulating wrapping disc 203 is in a circular ring shape. The insulating wrapping disc 203 is installed between the limiting wheels 211 on the four frames of the support frame 216. The limiting wheel 211 radially limits the insulating wrapping disc 203, and the limiting disk 211-1 of the limiting wheel 211 and the frame of the support frame 216 axially limit the insulating wrapping disc 203. A plurality of crepe paper placement shafts 208 are evenly distributed on the outer end surface of the insulating wrapping disc 203, and a crepe paper roll 207 is sleeved on the crepe paper placement shaft 208. The end of the crepe paper roll 207 is fixed to the end of the lead 3. A motor bracket 217 is provided in the middle position of the top of the support frame 216, and handles 215 are provided on the upper end surfaces of the support frame 216 on both sides of the motor bracket 217 for easy picking. The motor 204 is fixed at the rear end of the motor bracket 217. The output shaft of the motor 204 passes through the center of the motor bracket 217 and is installed with a driving disk 212. A belt 205 is wrapped around the driving disk 212 and the insulating wrapping disk 203. The motor 204 drives the belt 205 to rotate through the driving disk 212. The belt 205 drives the insulating wrapping disk 203 to rotate. The rotation of the disk 203 drives the crepe paper roll 207 to rotate, so that the crepe paper is wrapped around the outer surface of the lead 3.

[0017] The rear end surface of the support frame 216 is equipped with a controller 210. Figure 3 In this embodiment, the controller 210 is connected to the power supply through the wire 219. The housing of the controller 210 is provided with control switches such as a power switch, a travel direction / speed switch, and a winding direction / speed switch. The travel direction and speed of the travel trolley and the rotation direction and rotation speed of the insulating wrapping disc 203 can be controlled by the controller 210. The controller 210 is a well-known and commonly used control device in the art.

[0018] A transmission shaft 214 is provided on the front side of the base 201, and a gear is provided on the output shaft of the travel motor 206. The gear is connected to the gear on the transmission shaft 214 through a chain 213. Driving wheels 202 are provided at both ends of the transmission shaft 214, and two driven wheels 218 are provided on the rear side of the base 201. The travel motor 206 drives the transmission shaft 214 and the driving wheels 202 at both ends to rotate, driving the two driven wheels 218 on the rear side of the base 201 to rotate, so that the wrapping device 2 moves forward and backward.

[0019] The lead support frame 1 is composed of two L-shaped arms 101 and a crossbeam 102 vertically arranged between the two L-shaped arms 101. The end of the lead 3 is placed on the crossbeam 102 so that the lead 3 is always in a horizontal state.

[0020] Both sides of the bottom of the motor bracket 217 are provided with pressing wheels 209 , and the belt 205 is pressed by the pressing wheels 209 .

[0021] The center of the circle where the center of the limiting wheel 211 on the four frames of the support frame 216 is located coincides with the center of the insulating wrapping disc 203; the center of the circle where the multiple crepe paper placement shafts 208 evenly distributed on the outer end surface of the insulating wrapping disc 203 are located coincides with the center of the insulating wrapping disc 203.

[0022] The end of the crepe paper placing shaft 208 is provided with a mounting nut, which limits the crepe paper roll 207 axially. By adjusting the tightness of the mounting nut, the paper placing speed of the crepe paper roll 207 is controlled, thereby adjusting the tightness of the crepe paper required for wrapping.

[0023] A method for using a transformer lead insulation wrapping machine adopts the transformer lead insulation wrapping machine, and the steps are as follows: placing the lead 3 at the center of the insulation wrapping disc 203 of the wrapping device 2, and placing the two ends of the lead 3 on the corresponding lead support frame 1 respectively; firstly fixing the end of the crepe paper to the lead 3, turning on the motor 204, the motor 204 drives the insulation wrapping disc 203 to rotate, and the crepe paper is wound on the lead 3 for several turns, so that the crepe paper is fixed firmly on the lead 3, and then turning on the travel motor 206, the wrapping device 2 travels, so that the crepe paper is evenly wound on the lead 3; the controller 210 controls the travel direction of the wrapping device 2, so that the wrapping device 2 performs insulation wrapping back and forth on the lead 3 until the insulation wrapping of the lead 3 is completed.

[0024] According to the process requirements, the tightness of the crepe paper to be wrapped is adjusted by the tightness of the nut installed at the end of the crepe paper placement shaft 208. For example, if the installation nut is tightened, the pressure on the crepe paper is greater, the crepe paper is placed slowly, and the crepe paper is tighter. First, connect the crepe paper on the disc to the lead 3, turn on the winding function, and wind it twice to fix the crepe paper on the lead 3 firmly. Then turn on the walking function, and by adjusting the walking speed, the crepe paper is evenly wound on the lead 3 as required. By adjusting the walking direction switch, the wrapping device 2 can perform insulation wrapping back and forth on the lead until the insulation wrapping of the lead is completed.

Claims

1. A transformer lead insulation wrapping machine, characterized in that: The invention comprises a lead wire support frame (1) and a wrapping device (2), wherein two lead wire support frames (1) are symmetrically arranged on both sides of the wrapping device (2) for supporting the lead wire (3); the wrapping device (2) comprises a walking trolley, an insulating wrapping disc (203), a motor (204), a belt (205), a walking motor (206), a crepe paper roll (207), a crepe paper placement shaft (208), a limiting wheel (211), a driving disc (212), a support frame (216) and a motor bracket (217); the walking trolley A travel motor (206) is provided on the trolley, the travel motor (206) drives the travel trolley to move forward and backward between the two lead wire support frames (1), the travel trolley is provided with a support frame (216), the support frame (216) is a square frame, the center positions of the four frames of the support frame (216) are all provided with limiting wheels (211), the ends of the limiting wheels (211) are provided with limiting disks (211-1), the insulating wrapping disc (203) is annular, and the insulating wrapping disc (203) is installed on the limiting disks on the four frames of the support frame (216). The limiting wheel (211) radially limits the insulating wrapping disc (203), the limiting disc (211-1) of the limiting wheel (211) and the frame of the support frame (216) axially limit the insulating wrapping disc (203), a plurality of crepe paper placement shafts (208) are evenly distributed on the front end surface of the insulating wrapping disc (203), a crepe paper roll (207) is sleeved on the crepe paper placement shaft (208), the end of the crepe paper roll (207) is fixed to the end of the lead wire (3), and the middle of the top of the support frame (216) is provided with a crepe paper roll (207). A motor bracket (217) is provided at the position, and the motor (204) is fixed at the rear end of the motor bracket (217). The output shaft of the motor (204) passes through the center of the motor bracket (217) and is installed with a driving disk (212). A belt (205) is wound around the driving disk (212) and the insulating wrapping disk (203). The motor (204) drives the belt (205) to rotate through the driving disk (212), and the belt (205) drives the insulating wrapping disk (203) to rotate. The rotation of the disk (203) drives the crepe paper roll (207) to rotate, so that the crepe paper is wound around the outer surface of the lead wire (3).

2. A transformer lead insulation wrapping machine according to claim 1, characterized in that: A controller (210) is installed on the rear end surface of the support frame (216), and the controller (210) controls the travel direction and speed of the travel trolley and the rotation direction and rotation speed of the insulating wrapping disc (203).

3. A transformer lead insulation wrapping machine according to claim 1 or 2, characterized in that: Handles (215) are provided on the upper end surfaces of the support frames (216) located on both sides of the motor bracket (217).

4. A transformer lead insulation wrapping machine according to claim 1 or 2, characterized in that: A transmission shaft (214) is provided on the front side of the base (201); the output shaft of the travel motor (206) is connected to the transmission shaft (214) via a chain (213); driving wheels (202) are provided at both ends of the transmission shaft (214); and two driven wheels (218) are provided on the rear side of the base (201); the travel motor (206) drives the transmission shaft (214) and the driving wheels (202) at both ends to rotate, thereby driving the two driven wheels (218) at the rear side of the base (201) to rotate, so that the binding device (2) moves forward and backward.

5. A transformer lead insulation wrapping machine according to claim 1 or 2, characterized in that: The lead support frame (1) is composed of two L-shaped arms (101) and a crossbeam (102) vertically arranged between the two L-shaped arms (101), and the end of the lead (3) is placed on the crossbeam (102).

6. A transformer lead insulation wrapping machine according to claim 1 or 2, characterized in that: Both sides of the bottom of the motor bracket (217) are provided with pressing wheels (209), and the belt (205) is pressed by the pressing wheels (209).

7. A transformer lead insulation wrapping machine according to claim 1 or 2, characterized in that: The center of the circle where the center of the limiting wheel (211) on the four frames of the support frame (216) is located coincides with the center of the insulating wrapping disc (203); the center of the circle where the multiple crepe paper placement shafts (208) evenly distributed on the outer end surface of the insulating wrapping disc (203) are located coincides with the center of the insulating wrapping disc (203).

8. A transformer lead insulation wrapping machine according to claim 1 or 2, characterized in that: A mounting nut is provided at the end of the crepe paper placement shaft (208), and the mounting nut limits the crepe paper roll (207) in the axial direction.

9. A method for using a transformer lead insulation wrapping machine, using the transformer lead insulation wrapping machine according to any one of claims 1 to 8, characterized in that: The lead wire (3) is placed at the center of the insulating wrapping disc (203) of the wrapping device (2), and the two ends of the lead wire (3) are respectively placed on the corresponding lead wire support frame (1); first, the end of the crepe paper is fixed to the lead wire (3), and the motor (204) is turned on. The motor (204) drives the insulating wrapping disc (203) to rotate, and the crepe paper is wound around the lead wire (3) for several turns, so that the crepe paper is fixed firmly on the lead wire (3); then the travel motor (206) is turned on, and the wrapping device (2) travels, so that the crepe paper is evenly wound around the lead wire (3); the controller (210) controls the travel direction of the wrapping device (2), so that the wrapping device (2) performs insulating wrapping back and forth on the lead wire (3), until the insulating wrapping of the lead wire (3) is completed.

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