CN215770860U

CN215770860U - Foil winding machine for preventing wrinkling of winding

Info

Publication number: CN215770860U
Application number: CN202122100800.9U
Authority: CN
Inventors: 范亚男; 俞晓东
Original assignee: Suzhou Huaweihua Electromechanical Technology Co ltd
Current assignee: Suzhou Huaweihua Electromechanical Technology Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-02-08
Anticipated expiration: 2031-09-01

Abstract

The utility model discloses a foil winding machine for preventing winding wrinkling, which comprises a rack, a discharging shaft, a sliding plate, a sliding driving assembly and a winding mechanism, wherein the rack is provided with a feeding shaft and a discharging shaft; the two discharging shafts are respectively and rotatably connected with the rack and can rotate around the axis of the discharging shafts; the sliding plate is positioned behind the two discharging shafts and can slide back and forth relative to the rack under the drive of the sliding drive assembly; the winding mechanism is arranged on the sliding plate and comprises a rotating shaft, a pressing shaft and a first driving motor, the rotating shaft is driven to rotate by the first driving motor, the pressing shaft is arranged on one side of the rotating shaft, can elastically slide along the diameter direction of the rotating shaft and tends to be close to the rotating shaft. The winding mechanism is arranged on the sliding plate and can drive the sliding plate to slide back and forth, the distance between the rotating shaft and the discharging shaft in the winding mechanism can be adjusted to keep the looseness of the foil and the insulating material in a proper range during winding, and the compressing shaft is arranged to compress the foil and the insulating material during winding, so that the winding and wrinkling phenomena can be effectively prevented.

Description

Foil winding machine for preventing wrinkling of winding

Technical Field

The utility model relates to the technical field of foil winding machines, in particular to a foil winding machine capable of preventing winding wrinkling.

Background

The foil winding machine is also called a foil winding machine and is suitable for winding foil coils in the transformer and electrical appliance industries, the foil coils take copper or aluminum foils with different thicknesses as conductors, a wide-belt-shaped insulating material as interlayer insulation, and the foil winding machine completes winding at one time to form a rolled coil.

In the existing foil winding machine, the wrinkling phenomenon can occur when the wound foil or insulating material (usually insulating paper) is wound, and the quality of a coil is influenced, one reason of the wrinkling phenomenon is that the tension borne by the foil and the insulating material is too small during winding, the foil and the insulating material are loose during winding, the foil and the insulating material cannot be tightly adhered to a wound coil, in addition, the distance between a rotating shaft and a discharging shaft is also one of the wrinkling factors, and the larger the distance is, the more the foil and the insulating material are easy to become loose due to the elasticity of the foil and the insulating material.

Disclosure of Invention

The utility model provides a foil winding machine for preventing winding wrinkling, which can keep the looseness of a foil and an insulating material in winding in a proper range by adjusting the distance between a rotating shaft and a discharging shaft, and prevent the phenomenon of winding wrinkling by tightly pressing the foil and the insulating material to wind a coil in the winding process.

The utility model is realized by the following steps: a foil winding machine for preventing winding wrinkling comprises a rack, a discharging shaft, a sliding plate, a sliding driving assembly and a winding mechanism; the two discharging shafts are respectively and rotatably connected with the rack and can rotate around the axis of the discharging shafts; the sliding plate is positioned behind the two discharging shafts and can slide back and forth relative to the rack under the driving of the sliding driving component; the winding mechanism is arranged on the sliding plate and comprises a rotating shaft, a pressing shaft and a first driving motor, the rotating shaft is driven by the first driving motor to rotate, the pressing shaft is arranged on one side of the rotating shaft, can elastically slide along the diameter direction of the rotating shaft and tends to be close to the rotating shaft.

Preferably, the sliding driving assembly comprises a second driving motor, a rack and a gear;

the second driving motor is connected with the sliding plate, the rack is connected with the rack and arranged along the sliding direction of the sliding plate, and the gear is connected with the output shaft of the second driving motor and keeps meshed with the rack.

Preferably, one side coaxial coupling of pivot has the carousel, seted up the spout along its diametric (al) on the carousel, compress tightly axle one end and slide and set up in the spout, and with be connected with the extension spring along its sliding direction between the carousel.

Preferably, a positioning column is arranged in the sliding groove and penetrates through one end of the pressing shaft.

Preferably, the two ends of the tension spring are respectively connected with one end of the pressing shaft and the turntable through adjusting pillars, and the end, which is not connected with the tension spring, of the adjusting pillars is provided with threads which are respectively in threaded connection with the pressing shaft and the turntable.

Preferably, the bottom of the frame is provided with a roller.

The utility model has the beneficial effects that: according to the utility model, the winding mechanism is arranged on the sliding plate, the sliding plate is driven to slide back and forth through the sliding driving component, the distance between the rotating shaft and the discharging shaft in the winding mechanism can be adjusted, so that the looseness of the foil and the insulating material in winding can be kept in a proper range, the foil and the insulating material are compressed by the compression shaft in winding, and the phenomenon of winding and wrinkling can be effectively prevented.

Drawings

FIG. 1 is a schematic view of a foil winding machine for preventing wrinkling of a wound coil according to the present invention;

FIG. 2 is a schematic view of an explosion structure of a foil winding machine for preventing winding wrinkling according to the present invention;

fig. 3 is a schematic structural view of the winding mechanism in fig. 1.

In the figure: 1. a frame; 11. a roller; 2. a discharging shaft; 3. a sliding plate; 4. a slide drive assembly; 41. a second drive motor; 42. a rack; 43. a gear; 5. a winding mechanism; 51. a rotating shaft; 52. a pressing shaft; 53. a first drive motor; 54. a turntable; 55. a chute; 56. a tension spring; 57. a positioning column; 58. the strut is adjusted.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Please refer to fig. 1 to 3: a foil winding machine for preventing winding wrinkling comprises a frame 1, a discharging shaft 2, a sliding plate 3, a sliding driving assembly 4 and a winding mechanism 5; the two discharging shafts 2 are respectively and rotatably connected with the rack 1 and can rotate around the axis of the discharging shafts; the sliding plate 3 is positioned behind the two discharging shafts 2 and can slide back and forth relative to the frame 1 under the driving of the sliding driving component 4; the winding mechanism 5 is arranged on the sliding plate 3 and comprises a rotating shaft 51, a pressing shaft 52 and a first driving motor 53, wherein the rotating shaft 51 is driven to rotate by the first driving motor 53, the pressing shaft 52 is arranged on one side of the rotating shaft 51, can elastically slide along the diameter direction of the rotating shaft 51 and tends to be close to the rotating shaft 51;

specifically, the slide drive assembly 4 includes a second drive motor 41, a rack 42, and a gear 43; the second driving motor 41 is connected with the sliding plate 3, the rack 42 is connected with the frame 1 and arranged along the sliding direction of the sliding plate 3, and the gear 43 is connected with the output shaft of the second driving motor 41 and is meshed with the rack 42;

one side of the rotating shaft 51 is coaxially connected with a rotating disc 54, a sliding groove 55 is formed in the rotating disc 54 along the diameter direction of the rotating disc, one end of the pressing shaft 52 is arranged in the sliding groove 55 in a sliding mode, and a tension spring 56 is connected between the pressing shaft and the rotating disc 54 along the sliding direction of the pressing shaft.

In the present embodiment, two discharging shafts 2 are sequentially disposed on the frame 1, both sides of the discharging shafts are rotatably connected to the frame 1, and can rotate around their own axes, and are respectively provided with a foil and a roll of insulating paper as an insulating material, and the foil and the roll of insulating paper are discharged from the two discharging shafts 2 to reach the rotating shaft 51 of the winding mechanism 5;

because the winding mechanism 5 is arranged on the sliding plate 3, the sliding plate 3 is slidably connected with the frame 1 through a sliding rail, and the sliding plate 3 is driven by the sliding driving assembly 4 comprising the second driving motor 41, the rack 42 and the gear 43 to slide back and forth, the distance between the rotating shaft 51 and the two discharging shafts 2 can be adjusted, the larger the distance between the rotating shaft 51 and the two discharging shafts 2 is, the larger the elastic deformation of the foil and the layer of insulating paper between the rotating shaft 51 and the two discharging shafts 2 is, the more the foil and the layer of insulating paper are loosened and easy to wrinkle during winding, but the smaller the distance is, the smaller the elastic deformation of the foil and the layer of insulating paper is, and the foil and the layer of insulating paper are easy to damage during winding, therefore, the sliding driving assembly 4 can adjust the distance between the rotating shaft 51 and the two discharging shafts 2 to the optimal position to ensure the winding quality;

the two second driving motors 41 of the sliding driving assembly 4 are respectively installed on two sides of the sliding plate 3, the output shafts of the two second driving motors 41 are also connected with gears 43, the gears 43 are engaged with the gears 43 installed on two sides of the rack 1, the second driving motors 41 drive the gears 43 to rotate, the gears 43 are engaged with the racks 42 and roll relative to the racks 42, so that the sliding plate 3 can be driven to slide back and forth, wherein the second driving motors 41 are preferably servo motors, and the rotation precision can be accurately controlled;

the rotating shaft 51 is driven to rotate by a first driving motor 53 installed on one side of the sliding plate 3, one side of the rotating shaft is coaxially connected with a rotating disc 54, the diameter of the rotating disc 54 is larger than that of the rotating shaft 51, a sliding groove is formed in the diameter direction, one end of a pressing shaft 52 is arranged in the sliding groove in a sliding mode and slides along the diameter direction of the rotating disc 54 (also the diameter direction of the rotating shaft 51), a tension spring 56 is connected between the rotating disc 54 and the tension spring 56, the tension spring 56 enables the pressing shaft 52 to tend to be close to the rotating shaft 51, the pressing shaft 52 can enable the foil and the layer of insulating paper to be pressed when the rotating shaft 51 winds, the foil and the layer of insulating paper are attached and wound tightly, and the foil and the layer of insulating paper are prevented from being too loose.

Wherein, a positioning column 57 is arranged in the sliding chute 55, the positioning column 57 passes through one end of the pressing shaft 52, and the positioning column 57 can position the sliding position of the pressing shaft 52, so that the pressing shaft 52 slides along the axis of the turntable 54 (also the diameter direction of the rotating shaft 51).

Furthermore, two ends of the tension spring 56 are respectively connected with one end of the pressing shaft 52 and the turntable 54 through an adjusting support 58, one end of the adjusting support 58, which is not connected with the tension spring 56, is provided with threads, which are respectively connected with the pressing shaft 52 and the turntable 54, and the tightening length of the tension spring 56 can be adjusted by adjusting the threads at one end of the adjusting support 58 and the screwing length between the pressing shaft 52 and the turntable 54, so that the pressing force of the pressing shaft 52 can be adjusted.

In addition, the bottom of the frame 1 is provided with a roller 11, which is convenient for the transportation and the placing movement of the whole foil winding machine.

The working principle and the using process of the utility model are as follows: firstly, material rolls of foil and layer insulation paper are respectively installed on two discharging shafts 2, then the foil and layer insulation paper are discharged to a rotating shaft 51 from the material rolls, the rotating shaft 51 is wound for several circles to fix the foil and layer insulation paper on the rotating shaft 51, then a sliding driving assembly 4 drives a sliding plate 3 to slide back and forth, the distance between the rotating shaft 51 and the two discharging shafts 2 is adjusted to a proper position, then a first driving motor 53 drives the rotating shaft 51 to rotate to wind the foil and layer insulation paper on the rotating shaft 51, and in the winding process, a pressing shaft 52 presses the outermost foil and layer insulation paper on a winding roll which is wound on an inner layer until the rotating shaft 51 is wound.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A foil winding machine for preventing winding wrinkling is characterized by comprising a rack (1), a discharging shaft (2), a sliding plate (3), a sliding driving assembly (4) and a winding mechanism (5);

the two discharging shafts (2) are respectively and rotatably connected with the rack (1) and can rotate around the axis of the discharging shafts;

the sliding plate (3) is positioned behind the two discharging shafts (2) and can slide back and forth relative to the rack (1) under the drive of the sliding drive component (4);

the winding mechanism (5) is arranged on the sliding plate (3) and comprises a rotating shaft (51), a pressing shaft (52) and a first driving motor (53), the rotating shaft (51) is driven by the first driving motor (53) to rotate, and the pressing shaft (52) is arranged on one side of the rotating shaft (51), can elastically slide along the diameter direction of the rotating shaft (51) and tends to be close to the rotating shaft (51).

2. A foil winding machine to prevent wrinkling of the wound coil according to claim 1, characterised in that said sliding drive assembly (4) comprises a second drive motor (41), a rack (42) and a pinion (43);

the second driving motor (41) is connected with the sliding plate (3), the rack (42) is connected with the rack (1) and arranged along the sliding direction of the sliding plate (3), and the gear (43) is connected with an output shaft of the second driving motor (41) and keeps meshed with the rack (42).

3. The foil winding machine for preventing winding wrinkling according to claim 1, wherein a rotating disc (54) is coaxially connected to one side of the rotating shaft (51), a sliding groove (55) is formed in the rotating disc (54) in the diameter direction of the rotating disc, one end of the pressing shaft (52) is slidably arranged in the sliding groove (55), and a tension spring (56) is connected between the pressing shaft and the rotating disc (54) in the sliding direction of the pressing shaft.

4. A foil winding machine for preventing wrinkling around a roll according to claim 3, characterised in that positioning posts (57) are arranged in said runners (55), said positioning posts (57) passing through one end of said pressing shaft (52).

5. A foil winding machine for preventing wrinkling around a coil according to claim 3, characterised in that the ends of said tension spring (56) are connected to one end of said pressing shaft (52) and to said turntable (54) respectively by means of an adjustment strut (58), and the end of said adjustment strut (58) not connected to said tension spring (56) is provided with a screw thread for screwing said pressing shaft (52) and said turntable (54) respectively.

6. Foil winding machine for preventing wrinkling of wound coils according to claim 1, characterised in that the bottom of the frame (1) is provided with rollers (11).