CN212230243U - High-voltage coil winding machine for dry type transformer - Google Patents

Abstract

The utility model relates to a high-voltage coil winding machine for a dry-type transformer, which comprises a winding mechanism, a copper wire mechanism and a fiber mesh mechanism, wherein the winding mechanism comprises a main frame and an auxiliary frame; the winding motor, the chuck and the driving shaft are assembled on the main rack, the copper wire mechanism comprises a base, and a tensioning motor, a reduction box, an installation shaft and a locking nut which are assembled on the base, the tensioning motor drives the installation shaft to drive the copper wire coil to actively output the copper wire, and the insulated copper wire output by the copper wire coil is wound on the peripheral surface of the high-voltage coil mold at a constant speed; the fiber net mechanism comprises a vertical frame and a fiber roll which is rotationally assembled on the vertical frame as a fixed shaft; the utility model discloses a high-tension coil coiling machine simple structure, through the configuration of elasticity motor, reducing gear box for the copper line is rolled up initiative output insulated copper line, makes the copper line be in the moderate state of tensioning all the time at the in-process of coiling, and the copper line is difficult to take place to warp, is favorable to high-tension coil's standard coiling, guarantees to produce stability and the standard nature of property ability parameter.

Description

High-voltage coil winding machine for dry type transformer

Technical Field

The utility model belongs to the technical field of dry-type transformer's subassembly production facility and specifically relates to indicate the high-tension coil coiling machine who is used for dry-type transformer.

Background

The resin-cast dry-type transformer comprises a high-voltage coil group and a low-voltage coil group; the high-voltage coil comprises a first insulating layer wound by a plurality of layers of high-voltage coil winding machines, an insulating copper wire wound by the high-voltage coil winding machines and arranged in the first insulating layer, a plurality of first air passages arranged at intervals in the first insulating layer and six tapping terminals connected with the winding wire through tapping leads, the distance between the adjacent tapping leads is 15-20 mm, the distance between the tapping leads and the unconnected wiring terminals is not less than 10mm, and the tapping turns of the tapping leads are 16:15:15: 15.

The existing winding device of the high-voltage coil only comprises an active winding mechanism, when an insulated copper wire is wound, the active winding mechanism drives a high-voltage coil die to rotate and further pulls the copper wire to roll for passive rotation, so that the copper wire is in a tight state for a long time, the winding tightness of the insulated copper wire on the peripheral surface of the high-voltage coil die is easily different, the copper wire is easily deformed by traction, and the like, certain floating of the product performance of the high-voltage coil is influenced, the standardized production of the product is influenced, and the defective rate is high.

Disclosure of Invention

The utility model provides a high-tension coil winding machine for dry-type transformer to overcome the above-mentioned problem that current high-tension coil winding machine exists.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a high-voltage coil winding machine for a dry-type transformer comprises a winding mechanism, a copper wire mechanism and a fiber mesh mechanism. The winding mechanism comprises a main frame and an auxiliary frame; the winding motor, the chuck and the driving shaft are assembled on the main frame, the chuck is fixedly assembled on a power output shaft of the winding motor, one end of the driving shaft is fixedly clamped on a bayonet of the chuck, the high-voltage coil die is sleeved on the driving shaft, and the driving shaft drives the high-voltage coil die to synchronously rotate with a fixed shaft; the auxiliary frame is provided with a shaft sleeve and an adjusting wheel, the shaft sleeve can be freely fixed on the auxiliary frame in a rotating mode, the other end of the driving shaft extends into the shaft sleeve, and the adjusting wheel is used for driving the shaft sleeve to move towards or depart from the driving shaft. The copper wire mechanism comprises a base, a tensioning motor, a reduction gearbox, an installation shaft and a locking nut, wherein the tensioning motor, the reduction gearbox, the installation shaft and the locking nut are assembled on the base; the tensioning motor drives the mounting shaft to drive the copper coil to actively output the copper wire, and the insulated copper wire output by the copper coil is wound on the circumferential surface of the high-voltage coil mold at a constant speed. The fiber net mechanism comprises a vertical frame and a fiber roll which is rotationally assembled on the vertical frame as a fixed shaft, and the fiber net output by the fiber roll is wound on the peripheral surface of the high-voltage coil mould.

In a further improvement, the cross section of the driving shaft is square; the center of the high-voltage coil die is provided with a square through hole which is matched with the die.

In a further improved aspect, a first guide rail is disposed at a bottom of the sub-frame, the first guide rail extends in an axial direction of the drive shaft, and the sub-frame slides along the first guide rail to adjust a distance from the main frame. And a locking groove is formed in the first guide rail, a locking bolt is arranged in the locking groove in a matched mode, the head of the locking bolt is assembled in the locking groove, and the screw rod end of the locking bolt penetrates through the bottom of the auxiliary frame and is locked through the nut.

In a further improvement, a second guide rail is arranged at the bottom of the base, the extending direction of the second guide rail is parallel to the axial direction of the driving shaft, and the base slides along the second guide rail to be adjusted so as to align with the high-voltage coil mold.

The utility model discloses a high-tension coil coiling machine is that application method does:

moving a high-voltage coil die to a winding mechanism station by using a gantry crane, penetrating a driving shaft through the die, and clamping one end of the driving shaft in a bayonet of a chuck; then adjusting the matching position of the auxiliary frame on the first guide rail, locking and positioning, and driving a shaft sleeve to be sleeved on the other end of the driving shaft through the rotation of the adjusting wheel to finish the installation of the high-voltage coil mold; moving and installing the copper wire coil on an installation shaft of a copper wire mechanism by using a gantry crane, and locking the copper wire coil by using a locking nut; and then moving the fiber coil through a gantry crane and assembling the fiber coil on the vertical frame, starting the tensioning motor and the winding motor, and sequentially winding the fiber mesh and the insulated copper wire on the circumferential surface of the high-voltage coil.

From the above description of the structure of the present invention, compared with the prior art, the present invention has the following advantages: the utility model discloses a high-tension coil coiling machine simple structure, through the configuration of elasticity motor, reducing gear box for the copper line is rolled up initiative output insulated copper line, makes the copper line be in the moderate state of tensioning all the time at the in-process of coiling, and the copper line is difficult to take place to warp, is favorable to high-tension coil's standard coiling, guarantees to produce stability and the standard nature of property ability parameter.

Drawings

Fig. 1 is a schematic top view of a high-voltage coil winding machine according to the present invention.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

Referring to fig. 1, a high-voltage coil winding machine for a dry-type transformer includes a winding mechanism 1, a copper wire mechanism 2, and a fiber web mechanism 3. The winding mechanism 1 comprises a main frame 11 and an auxiliary frame 12; a winding motor 111, a chuck 112 and a driving shaft 113 are assembled on the main frame 11, the chuck 112 is fixedly assembled on a power output shaft of the winding motor 111, one end of the driving shaft 113 is fixedly clamped on a bayonet of the chuck 112, the high-voltage coil mold 4 is sleeved on the driving shaft 113, and the driving shaft 113 drives the high-voltage coil mold 4 to synchronously rotate in a fixed axis manner; the cross section of the driving shaft 113 is square; the center of the high-voltage coil mould 4 is provided with a square through hole which is matched with the high-voltage coil mould.

With continued reference to fig. 1, the sub-frame 12 is provided with a shaft sleeve 121, and an adjusting wheel 122, the shaft sleeve 121 is freely fixed-shaft rotatably mounted on the sub-frame 12, the other end of the driving shaft 113 extends into the shaft sleeve 121, and the adjusting wheel 122 is used for driving the shaft sleeve 121 to move towards or away from the driving shaft 113. A first guide rail 123 is disposed at the bottom of the sub-frame 12, the first guide rail 123 extends in the axial direction of the drive shaft 113, and the sub-frame 12 slides along the first guide rail 123 to adjust the distance from the main frame 11. A locking groove is formed in the first guide rail 123, a locking bolt is arranged in the locking groove, the head of the locking bolt is assembled in the locking groove, and the screw rod end of the locking bolt penetrates through the bottom of the auxiliary frame 12 and is locked through the nut.

With continued reference to fig. 1, the copper wire mechanism 2 includes a base 25, and a tensioning motor 21, a reduction box 22, a mounting shaft 23 and a lock nut 24 which are assembled on the base 25, a second guide rail 26 is provided at the bottom of the base 25, the extending direction of the second guide rail 26 is distributed parallel to the axial direction of the driving shaft 113, and the base 25 is adjusted to align with the high-voltage coil mold 4 by sliding along the second guide rail 26. The mounting shaft 23 is fixedly arranged on a base 25 through two bearing blocks, a tensioning motor 21 drives the mounting shaft 23 to rotate in a fixed shaft mode through transmission of a reduction gearbox 22, a locking nut 24 is assembled at the end portion of the mounting shaft 23, and the locking nut 24 is used for locking and assembling a copper coil on the mounting shaft 23; the tension motor 21 drives the mounting shaft 23 to drive the copper coil to actively output the copper wire 27, and the insulated copper wire 27 output by the copper coil is wound on the peripheral surface of the high-voltage coil mold 4 at a constant speed. The web mechanism 3 includes a stand 31 and a web roll 32 fixed to the stand so as to be rotatable about a fixed axis, and a web 33 fed from the web roll 32 is wound around the peripheral surface of the high-pressure coil mold 4.

With continued reference to fig. 1, the high-voltage coil winding machine is used by the following method: moving the high-voltage coil mold 4 to a station of the winding mechanism 1 by using a gantry crane, penetrating the driving shaft 113 through the mold, and clamping one end of the driving shaft 113 in a bayonet of the chuck 112; then, the matching position of the auxiliary frame 12 on the first guide rail 123 is adjusted, the auxiliary frame is locked and positioned, and the shaft sleeve 121 is driven to be sleeved on the other end part of the driving shaft 113 through the rotation of the adjusting wheel 122, so that the installation of the high-voltage coil mold 4 is completed; moving and installing the copper wire coil on an installation shaft 23 of the copper wire mechanism 2 by using a gantry crane, and locking the copper wire coil by using a locking nut 24; and then moving the fiber coil through a gantry crane and assembling the fiber coil on a vertical frame, starting a tensioning motor 21 and a winding motor 111, and sequentially winding a fiber mesh and an insulated copper wire on the circumferential surface of the high-voltage coil.

Continuing to refer to fig. 1, this high-voltage coil coiling machine simple structure for through the configuration of elasticity motor, reducing gear box 22, make the copper coil initiative output insulated copper line, make the copper line be in the tensioning moderate state all the time at the in-process of coiling, the copper line is difficult to take place to warp, is favorable to high-voltage coil's standard coiling, guarantees stability and the standability of product performance parameter.

The above-mentioned be the utility model discloses a concrete implementation way, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.

Claims (5)

1. A high-voltage coil coiling machine for dry-type transformer, including coiling mechanism, copper line mechanism, fibre web mechanism, its characterized in that:

the winding mechanism comprises a main frame and an auxiliary frame; the winding motor, the chuck and the driving shaft are assembled on the main frame, the chuck is fixedly assembled on a power output shaft of the winding motor, one end of the driving shaft is fixedly clamped on a bayonet of the chuck, the high-voltage coil die is sleeved on the driving shaft, and the driving shaft drives the high-voltage coil die to synchronously rotate with a fixed shaft; the auxiliary frame is provided with a shaft sleeve and an adjusting wheel, the shaft sleeve can be assembled on the auxiliary frame in a free fixed-shaft rotating mode, the other end of the driving shaft extends into the shaft sleeve, and the adjusting wheel is used for driving the shaft sleeve to move towards or depart from the driving shaft;

the copper wire mechanism comprises a base, a tensioning motor, a reduction gearbox, an installation shaft and a locking nut, wherein the tensioning motor, the reduction gearbox, the installation shaft and the locking nut are assembled on the base; the tensioning motor drives the mounting shaft to drive the copper coil to actively output the copper wire, and the insulated copper wire output by the copper coil is wound on the peripheral surface of the high-voltage coil mold at a constant speed;

the fiber net mechanism comprises a vertical frame and a fiber roll which is rotationally assembled on the vertical frame as a fixed shaft, and the fiber net output by the fiber roll is wound on the peripheral surface of the high-voltage coil mould.

2. A high-voltage coil winder for a dry-type transformer as claimed in claim 1, wherein: the cross section of the driving shaft is square.

3. A high-voltage coil winder for a dry-type transformer as claimed in claim 1, wherein: and a first guide rail is arranged at the bottom of the auxiliary frame and extends along the axial direction of the driving shaft, and the auxiliary frame slides along the first guide rail to adjust the distance between the auxiliary frame and the main frame.

4. A high-voltage coil winder for a dry-type transformer as claimed in claim 3, wherein: and a locking groove is formed in the first guide rail, a locking bolt is arranged in the locking groove in a matched mode, the head of the locking bolt is assembled in the locking groove, and the screw rod end of the locking bolt penetrates through the bottom of the auxiliary frame and is locked through the nut.

5. A high-voltage coil winder for a dry-type transformer as claimed in claim 1, wherein: and the bottom of the base is provided with a second guide rail, the extension direction of the second guide rail is parallel to the axial direction of the driving shaft, and the base slides along the second guide rail to be adjusted so as to align with the high-voltage coil mould.

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