CN212182140U

CN212182140U - Coil pay-off rack for transformer production

Info

Publication number: CN212182140U
Application number: CN202020909280.9U
Authority: CN
Inventors: 倪静; 王群艳
Original assignee: Danyang Putian Electric Co ltd
Current assignee: Danyang Putian Electric Co ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2020-12-18
Anticipated expiration: 2030-05-26

Abstract

The utility model provides a coil pay off rack for transformer production relates to transformer production field. This a coil pay off rack for transformer production includes the bottom plate, the equal fixedly connected with extension board in bottom plate top both sides, is equipped with the counterweight plate between two extension boards, and counterweight plate one side is equipped with the spool, and spool one side is equipped with a section of thick bamboo type pole, and section of thick bamboo type pole one side is equipped with straight section of thick bamboo, and straight section of thick bamboo is inside to be equipped with the spring, and the spool outside is equipped with the clamping ring, and the restriction groove has been seted up to clamping ring one side, and the clamping ring outside is equipped with the L. This a coil pay off rack dop for transformer production goes into the back in other card hole from the inside card of original card hole, and the L template changes for the extension length of clamping ring this moment, makes the L template can select suitable extension length according to the thickness and the diameter of coil to better restrict and crowd the coil, avoid the coil on the spool to appear loose relaxation.

Description

Coil pay-off rack for transformer production

Technical Field

The utility model relates to a transformer production technical field specifically is a coil pay off rack for transformer production.

Background

The transformer consists of an iron core and a coil, wherein the coil is provided with two or more than two windings, the winding connected with a power supply is called a primary coil, the other windings are called secondary coils, no electric connection exists among the coils, and the coils are wound by insulated copper wires.

In the prior art, the pay-off rack of the transformer coil winding machine is generally composed of a pay-off rack and a winding shaft, the winding shaft is used for placing coils, when the winding operation is carried out, the wires on the winding shaft need to be wound on the transformer again, the number of turns of the coils on the winding shaft on the pay-off rack is gradually reduced during the winding, when the coils of the next transformer are wound, the coils on the winding shaft can be loosened, and the problem of overlapping and crossing of the wires is easily caused during the next winding.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a coil pay off rack for transformer production to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a coil pay-off rack for transformer production comprises a bottom plate, support plates are fixedly connected to two sides of the top of the bottom plate, a counterweight plate is arranged between the two support plates, the counterweight plate is movably connected with one of the support plates, one side of the counterweight plate is provided with a winding shaft, the winding shaft is fixedly connected and coaxial with the counterweight plate, one side of the winding shaft is provided with a cylindrical rod, the cylindrical rod is movably sleeved with the winding shaft, a straight cylinder is arranged on one side of the cylindrical rod, the straight cylinder is movably sleeved with the cylindrical rod, one side of the straight cylinder is fixedly connected with the other support plate, a spring is arranged in the straight cylinder, a pressure ring is arranged outside the winding shaft, the compression ring is movably sleeved with the winding shaft, one side of the compression ring is provided with a limiting groove, an L-shaped plate is arranged outside the compression ring, the L-shaped plate and the compression ring are movably connected in an inserting mode, and a clamping pin assembly is arranged between the compression ring and the L-shaped plate.

Preferably, the bayonet lock subassembly includes the spacing groove, the spacing groove is seted up in L template one side, the spacing inslot portion is equipped with return spring, return spring and L template fixed connection, return spring one side fixedly connected with dop, the card hole has been seted up on the inside lateral wall of clamping ring, movable joint between card hole and the dop.

Preferably, the top of the base plate is fixedly connected with a tensioning frame, square holes are formed in the tensioning frame, the number of the square holes is multiple, a guide shaft is arranged inside the square holes, and the guide shaft is movably connected with the tensioning frame through a bearing.

Preferably, a crank is arranged on the other side of one of the support plates, one end of the crank penetrates through the support plates and is movably connected with the support plates through bearings, and one end of the crank is fixedly connected with and coaxial with the counterweight plate.

Preferably, one end of the spring is fixedly connected with one side wall in the straight cylinder, and the other end of the spring is fixedly connected with one end of the cylindrical rod.

Preferably, the number of the L-shaped plates is set to be not less than three, and the L-shaped plates are distributed annularly relative to the pressure ring.

Preferably, a gasket is arranged on one side of the L-shaped plate and is in bonding connection with the L-shaped plate.

The utility model provides a coil pay off rack for transformer production, its beneficial effect who possesses as follows:

1. this a coil pay off rack for transformer production is through setting up the bayonet lock subassembly between clamping ring and L template, when the direction pulling L template to the principle clamping ring, the return spring of spacing inslot portion is compressed, the back in the inside card income of original card hole is gone into other card hole is followed to the dop, the L template changes for the extension length of clamping ring this moment, make the L template can select suitable extension length according to the thickness and the diameter of coil, thereby better restrict and crowded tight coil, avoid the epaxial coil of wire winding can appear loose relaxation, lead to the line overlap cross easily when winding next time.

2. This a coil pay-off frame for transformer production sets up the L template in the outside of clamping ring, and the activity is pegged graft between L template and the clamping ring, contacts between clamping ring and the coil, and the restriction groove of seting up in clamping ring one side this moment can form a restriction to the coil, makes the coil pushed down, and is difficult loose, owing to set up the gasket in the outside of L template, when coil and gasket contact, is difficult for causing rigid friction and wearing and tearing to the coil, plays the effect of protection to the electric wire.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the pressing ring of the present invention;

fig. 3 is a partial cross-sectional view of the present invention;

FIG. 4 is an enlarged view of the structure of part A of FIG. 1 according to the present invention;

fig. 5 is a schematic view of the structure of the tension frame of the present invention.

In the figure: 1. a base plate; 2. a support plate; 3. a weight plate; 4. a spool; 5. a cylindrical rod; 6. a straight cylinder; 7. a spring; 8. pressing a ring; 9. a limiting groove; 10. an L-shaped plate; 11. a gasket; 12. a limiting groove; 13. a return spring; 14. clamping a head; 15. a clamping hole; 16. a crank; 17. a tension frame; 18. a square hole; 19. and a guide shaft.

Detailed Description

The embodiment of the utility model provides a coil pay-off rack for transformer production, as shown in figures 1-5, comprising a bottom plate 1, wherein both sides of the top of the bottom plate 1 are fixedly connected with support plates 2, a balance weight plate 3 is arranged between the two support plates 2, the balance weight plate 3 is movably connected with one of the support plates 2, one side of the balance weight plate 3 is provided with a winding shaft 4, the winding shaft 4 is fixedly connected and coaxial with the balance weight plate 3, one side of the winding shaft 4 is provided with a cylindrical rod 5, the cylindrical rod 5 is movably sleeved with the winding shaft 4, one side of the cylindrical rod 5 is provided with a straight cylinder 6, the straight cylinder 6 is movably sleeved with the cylindrical rod 5, one side of the straight cylinder 6 is fixedly connected with the other support plate 2, the straight cylinder 6 is internally provided with a spring 7, the outside of the winding shaft 4 is provided with a press ring 8, the press ring 8 is in contact with the cylindrical rod 5, the press ring 8 is movably sleeved, the outside of clamping ring 8 is equipped with L template 10, and the activity is pegged graft between L template 10 and the clamping ring 8, is equipped with the bayonet lock subassembly between clamping ring 8 and the L template 10.

Specifically, bayonet lock subassembly includes spacing groove 12, and spacing groove 12 is seted up in L template 10 one side, and spacing groove 12 inside is equipped with return spring 13, and return spring 13 and L template 10 fixed connection, return spring 13 one side fixedly connected with dop 14 have seted up card hole 15 on the inside lateral wall of clamping ring 8, the activity joint between card hole 15 and the dop 14.

Further, the top of the bottom plate 1 is fixedly connected with a tensioning frame 17, square holes 18 are formed in the tensioning frame 17, the number of the square holes 18 is multiple, a guide shaft 19 is arranged inside the square holes 18, and the guide shaft 19 is movably connected with the tensioning frame 17 through a bearing.

Furthermore, the other side of one of the support plates 2 is provided with a crank 16, one end of the crank 16 penetrates through the support plate 2 and is movably connected with the support plate 2 through a bearing, and one end of the crank 16 is fixedly connected and coaxial with the counterweight plate 3.

It should be noted that one end of the spring 7 is fixedly connected to one side wall inside the straight cylinder 6, and the other end of the spring 7 is fixedly connected to one end of the cylindrical rod 5, so that the cylindrical rod 5 can be pushed out of the straight cylinder 6 under the elastic force of the spring 7 inside the straight cylinder 6.

Furthermore, the number of the L-shaped plates 10 is set to be not less than three, the L-shaped plates 10 are distributed in an annular mode relative to the pressure ring 8, and the L-shaped plates 10 can limit coils.

In addition, one side of the L-shaped plate 10 is provided with a gasket 11, the gasket 11 is connected with the L-shaped plate 10 in an adhesion mode, when the coil is in contact with the gasket 11, hard friction and abrasion are not easy to cause to the coil, and the electric wire is protected.

The implementation mode is specifically as follows: in the practical use process of the utility model, the connection between the bobbin 4 and the weight plate 3 can be a fixed connection which can be disassembled, for example, bolts are used for connecting, coils are placed on the bobbin 4, then one section of the wire passes through the square hole 18 on the tensioning frame 17, and the wire is contacted with the surface of the guide shaft 19, when the crank 16 is rotated, the coils on the bobbin 4 can be paid off, the weight plate 3 fixedly connected with the bobbin 4 is used for balancing the bobbin 4, and simultaneously plays a role of separating and shielding the coils, the square hole 18 guides and compresses the wire, and simultaneously, under the elastic force of the spring 7 in the bobbin 6, the cylindrical rod 5 can be pushed out of the bobbin 6, the cylindrical rod 5 is a hollow main body, the bobbin 4 is inserted into the cylindrical rod 5, when the cylindrical rod 5 is under the elastic force of the spring 7, the cylindrical rod 5 can push the press ring 8, the pressing ring 8 is contacted with the coil, and the limiting groove 9 arranged on one side of the pressing ring 8 can limit the coil, so that the coil is pressed and is not easy to loosen.

In addition, an L-shaped plate 10 is arranged outside the press ring 8, the L-shaped plate 10 is movably inserted with the press ring 8, because the gasket 11 is arranged outside the L-shaped plate 10, when the coil is contacted with the gasket 11, hard friction and abrasion are not easily caused to the coil, the wire is protected, and because the clamping pin component is arranged between the press ring 8 and the L-shaped plate 10, when the L-shaped plate 10 is pulled towards the direction of the principle pressing ring 8, the return spring 13 in the limiting groove 12 is compressed, the chuck 14 is clamped into the back of the other clamping hole 15 from the original clamping hole 15, the extension length of the L-shaped plate 10 relative to the pressing ring 8 is changed at the moment, so that the L-shaped plate 10 can select the appropriate extension length according to the thickness and the diameter of the coil, therefore, the coil is better limited and squeezed, the coil on the winding shaft is prevented from being loose and loose, and the overlapping and crossing of the wires are easily caused when the coil is wound next time.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a coil pay off rack for transformer production, includes bottom plate (1), its characterized in that: the improved coil is characterized in that both sides of the top of the bottom plate (1) are fixedly connected with support plates (2), a balance weight disc (3) is arranged between the two support plates (2), the balance weight disc (3) is movably connected with one of the support plates (2), a winding shaft (4) is arranged on one side of the balance weight disc (3), the winding shaft (4) is fixedly connected with and coaxial with the balance weight disc (3), a cylindrical rod (5) is arranged on one side of the winding shaft (4), the cylindrical rod (5) is movably sleeved with the winding shaft (4), a straight cylinder (6) is arranged on one side of the cylindrical rod (5), the straight cylinder (6) is movably sleeved with the cylindrical rod (5), one side of the straight cylinder (6) is fixedly connected with the other support plate (2), a spring (7) is arranged inside the straight cylinder (6), a pressure ring (8) is arranged outside the winding shaft (4), and the pressure ring (8) is movably sleeved with the winding shaft (4), limiting groove (9) have been seted up to clamping ring (8) one side, clamping ring (8) outside is equipped with L template (10), the activity is pegged graft between L template (10) and clamping ring (8), be equipped with the bayonet lock subassembly between clamping ring (8) and L template (10).

2. The coil pay-off rack for transformer production according to claim 1, characterized in that: the bayonet lock subassembly includes spacing groove (12), set up in L template (10) one side in spacing groove (12), spacing groove (12) inside is equipped with return spring (13), return spring (13) and L template (10) fixed connection, return spring (13) one side fixedly connected with dop (14), card hole (15) have been seted up on the inside lateral wall of clamping ring (8), movable joint between card hole (15) and dop (14).

3. The coil pay-off rack for transformer production according to claim 1, characterized in that: bottom plate (1) top fixedly connected with tensioning frame (17), square hole (18) have been seted up on tensioning frame (17), the quantity of square hole (18) sets up to a plurality ofly, the inside of square hole (18) is equipped with guiding axle (19), pass through bearing swing joint between guiding axle (19) and tensioning frame (17).

4. The coil pay-off rack for transformer production according to claim 1, characterized in that: the other side of one of the support plates (2) is provided with a crank (16), one end of the crank (16) penetrates through the support plates (2) and is movably connected with the support plates (2) through a bearing, and one end of the crank (16) is fixedly connected with and coaxial with the counterweight plate (3).

5. The coil pay-off rack for transformer production according to claim 1, characterized in that: one end of the spring (7) is fixedly connected with one side wall inside the straight cylinder (6), and the other end of the spring (7) is fixedly connected with one end of the cylindrical rod (5).

6. The coil pay-off rack for transformer production according to claim 1, characterized in that: the number of the L-shaped plates (10) is set to be not less than three, and the L-shaped plates (10) are distributed annularly relative to the pressure ring (8).

7. The coil pay-off rack for transformer production according to claim 1, characterized in that: a gasket (11) is arranged on one side of the L-shaped plate (10), and the gasket (11) is connected with the L-shaped plate (10) in an adhesive mode.