CN220796462U - Dry-type transformer coil forming die - Google Patents

Abstract

The utility model discloses a dry-type transformer coil forming die which comprises a bottom plate, an inner die, an outer die and a cover plate, wherein the inner die is arranged at the central position of the bottom plate, the outer die is arranged at the outer side of the inner die, a filling gap is arranged between the inner die and the outer die, a coil is wrapped in the filling gap, the outer side of the outer die is connected with a connecting plate, the connecting plate is connected to the inner part of the bottom plate, a sliding assembly is arranged at the connecting position of the connecting plate and the bottom plate, a sliding track is arranged on the upper surface of the sliding assembly, the cover plate is arranged at the top of the inner die, a lug is arranged at the central position of the cover plate, a filling opening is arranged at one side of the lug, the filling opening is in a horn shape with a wide upper part and a narrow lower part, two groups of connecting blocks are arranged on the outer die, so that the outer die is easier to install and detach, the inner die is arranged as a telescopic die, can shrink inwards, one part of the outer die is outwards and the outer die is more convenient to take out a finished product.

Description

Dry-type transformer coil forming die

Technical Field

The utility model relates to the technical field of forming dies, in particular to a dry-type transformer coil forming die.

Background

The nanocrystalline strip processing process is that the nanocrystalline material is firstly melted into liquid, then sprayed onto a cooling roller through a nozzle for cooling, and finally the nanocrystalline strip is formed, but the existing nanocrystalline strip preparation equipment generally does not have an automatic discharging function, and the manual discharging is time-consuming and labor-consuming and has a certain danger.

The patent with the application number of CN202022068783.0 is searched to provide a dry-type transformer coil casting mold, and the mold can be assembled without traveling crane, so that the requirement on equipment can be reduced, and meanwhile, the production efficiency is improved.

Above-mentioned similar scheme, in the in-process to dry-type transformer coil casting mold equipment, although it need not the driving just can carry out the mould equipment, can reduce the requirement to equipment, improves production efficiency simultaneously, but it does not set up the device that inside and outside mould was dismantled, makes follow-up in the in-process to the finished product to carry out the drawing of patterns, need consume the manpower and carry out complicated drawing of patterns work, and the in-process of manpower drawing of patterns still probably causes the damage to the finished product.

Accordingly, in view of the above-mentioned problems, a dry-type transformer coil forming die is proposed to achieve a more practical value.

Disclosure of Invention

The utility model aims to provide a dry-type transformer coil forming die, which solves the problems that the dry-type transformer coil casting die is not provided with an inner die and an outer die dismounting device, so that the subsequent process of demolding a finished product needs to consume manpower to perform complex demolding work, and the finished product is possibly damaged in the process of manually demolding.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dry-type transformer coil forming die, includes bottom plate, centre form, external mold and apron, and the central point of bottom plate puts and is provided with the centre form, the external mold sets up in the outside of centre form, just be provided with between centre form and the external mold and pour into the space, just it has the coil to wrap up in the space to pour into, the outside of external mold is connected with the connecting plate, just the connecting plate is connected to inside the bottom plate, the junction of connecting plate and bottom plate is provided with sliding assembly, just sliding assembly's upper surface is provided with the slip track, the top of centre form is provided with the apron, the central point of apron is provided with the lug, just one side of lug is provided with the filling opening, just the shape of filling opening is the loudspeaker form of upper width down narrowly.

Preferably, the bottom plate is a cuboid with bottom support legs, the outer die is uniformly divided into two groups of half dies along the midpoint position of the short side of the bottom plate, two groups of half dies are connected with connecting plates at two ends, and four groups of connecting plates are mutually embedded in pairs.

Preferably, the sliding component is provided with two groups, and two groups the sliding component is connected to the bottom of the connecting plate at external mold both ends respectively, the inside of sliding component is provided with servo motor, just servo motor is connected with the lead screw, be provided with the transmission connecting block on the lead screw, the transmission connecting block is connected with the bottom of connecting plate, the connecting plate passes through transmission connecting block and slip track sliding connection.

Preferably, a connecting port is arranged at the joint of the inner die and the bottom plate, the inner die is inserted into the bottom plate through the connecting port, a telescopic rod is connected to the center of the bottom of the inner die, and a telescopic motor is connected to one end, far away from the inner die, of the telescopic rod.

Preferably, the inner die comprises a central connecting block, an outer ring module and a telescopic block, the bottom of the central connecting block is connected with a telescopic rod, the central connecting block is a polygon with a cross section of regular hexagon and wide upper part and narrow lower part, and a T-shaped first connecting lug and a T-shaped first connecting groove are respectively arranged at the middle points of every two adjacent edges of the central connecting block.

Preferably, the outer ring module uses the central point of the central connecting block as the midpoint to be provided with three groups, the outer ring module is a semi-cylinder, the central position of the straight edge of the outer ring module is provided with a T-shaped second connecting lug, and the central position of the bottom arc edge of the outer ring module is provided with a first fixing lug.

Preferably, the telescopic blocks are arranged in three groups by taking the central point of the central connecting block as the midpoint, the three groups of telescopic blocks are arranged between the three groups of outer ring modules, the telescopic blocks are quadrangular with isosceles trapezoid cross sections, the short side positions of the bottoms of the telescopic blocks are connected with second fixing convex blocks, and the central positions of the long straight sides of the telescopic blocks are provided with T-shaped second connecting grooves.

Preferably, the first connecting projection is mutually embedded with the second connecting groove, the second connecting projection is mutually embedded with the first connecting groove, and the center connecting block, the outer ring module and the telescopic block are mutually embedded and connected to form a cylinder.

Compared with the prior art, the external mold is provided with two groups of connecting blocks, so that the external mold is easier to install and dismantle, the internal mold is arranged as a telescopic mold, and can shrink inwards, and one external mold outwards comprises one inwards shrinking, so that a finished product is more convenient to take out, and the concrete contents are as follows:

the telescopic motor drives the telescopic rod to stretch out and draw back, then the telescopic rod drives the central connecting block, the central connection drives the telescopic block through reciprocating, and the telescopic block drives the outer ring module to move in the motion, realize the shrink and the expansion of centre form through the mutual slip of its each lug and recess, and simultaneously the servo motor drives the transmission connecting block on the lead screw, drive the connecting plate by the transmission connecting block and slide in the slip track, and two sets of half moulds outwards pull under the effect of four sets of connecting plates that four sets of servo motor drive, thereby make two sets of half moulds separate, dismantle the outer mould, the step of manual installation dismantlement has been reduced, the manpower has been practiced thrift.

Drawings

FIG. 1 is a schematic cross-sectional view of a dry-type transformer coil forming die according to the present utility model;

FIG. 2 is a schematic top view of a dry-type transformer coil forming mold according to the present utility model;

FIG. 3 is a schematic structural view showing a connection structure of an outer mold of a coil forming mold for a dry type transformer according to the present utility model;

FIG. 4 is a schematic structural view of a connecting plate of an outer mold of a coil forming mold for a dry-type transformer according to the present utility model;

FIG. 5 is a schematic side view of an inner mold of a coil forming mold for a dry type transformer according to the present utility model;

FIG. 6 is a schematic top view of an inner mold of a dry-type transformer coil forming mold according to the present utility model;

fig. 7 is a schematic diagram showing a structure of an inner mold of a coil forming mold for a dry-type transformer in a top view.

In the figure: 1. a bottom plate; 2. an inner mold; 21. a telescopic motor; 22. a telescopic rod; 23. an outer ring module; 231. a second connecting bump; 232. a first fixing lug; 24. a telescopic block; 241. a second fixing lug; 242. a second connecting groove; 25. a central connecting block; 251. a first connecting groove; 252. a first connecting bump; 3. an outer mold; 31. a half mold; 4. filling the gap; 5. a coil; 6. a connecting plate; 7. a sliding assembly; 8. a bump; 9. a cover plate; 10. a filling port; 11. a sliding rail; 12. a transmission connecting block; 13. a screw rod; 14. a servo motor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 7, the present utility model provides a technical solution: the utility model provides a dry-type transformer coil forming die, including bottom plate 1, centre form 2, external mold 3 and apron 9, the central point of bottom plate 1 puts and is provided with centre form 2, external mold 3 sets up in the outside of centre form 2, and be provided with between centre form 2 and the external mold 3 and pour into space 4, and pour into space 4 in wrap up around and twine coil 5, the outside of external mold 3 is connected with connecting plate 6, and connecting plate 6 is connected to inside bottom plate 1, connecting plate 6 is provided with slip subassembly 7 with the junction of bottom plate 1, and the upper surface of slip subassembly 7 is provided with slide rail 11, the top of centre form 2 is provided with apron 9, the central point of apron 9 is provided with lug 8, and one side of lug 8 is provided with the filling opening 10, and the filling opening 10 is the loudspeaker form of upper and lower width, pour into space 4 between centre form 2 and the external mold 3 is used for pouring epoxy, and pour into space 4 through the upper width of top down the loudspeaker form 10 of loudspeaker form and pour into, the waste that the epoxy outflow and cause, and the outer mold 3 can prevent epoxy overflow and the recess that the central lug 8 of apron 9 can collect, can conveniently spill over epoxy.

The bottom plate 1 is a cuboid with bottom support legs, the outer die 3 is equally divided into two groups of half dies 31 along the midpoint position of the short side of the bottom plate 1, two ends of the two groups of half dies 31 are connected with connecting plates 6, four groups of connecting plates 6 are embedded with each other in pairs, the sliding component 7 is provided with two groups, the two groups of sliding components 7 are respectively connected to the bottoms of the connecting plates 6 at the two ends of the outer die 3, a servo motor 14 is arranged in the sliding component 7, the servo motor 14 is connected with a screw rod 13, a transmission connecting block 12 is arranged on the screw rod 13, the transmission connecting block 12 is connected with the bottoms of the connecting plates 6, the connecting plates 6 are slidably connected with a sliding track 11 through the transmission connecting block 12, the transmission connecting block 12 drives the connecting plates 6 to slide in the sliding track 11, the two groups of half dies 31 are outwards pulled under the action of the four groups of connecting plates 6 driven by the four groups of servo motors 14, so that the two groups of half dies 31 are separated, the outer die 3 are disassembled, the outer die 3 can be assembled in the same way, the steps of manual assembly and disassembly are reduced, and the manual assembly and the labor is saved.

The inner mold 2 comprises a center connecting block 25, an outer ring module 23 and a telescopic block 24, wherein the bottom of the center connecting block 25 is connected with the telescopic rod 22, the center connecting block 25 is a polygon with a cross section of a regular hexagon and a wide upper part and a narrow lower part, a T-shaped first connecting lug 252 and a T-shaped first connecting groove 251 are respectively arranged at the middle points of every two adjacent edges of the center connecting block 25, the outer ring module 23 takes the center point of the center connecting block 25 as the middle point, the outer ring module 23 is a semi-cylinder, the center position of the straight edge of the outer ring module 23 is provided with a T-shaped second connecting lug 231, the center position of the bottom arc edge of the outer ring module 23 is provided with a first fixing lug 232, the telescopic block 24 takes the center point of the center connecting block 25 as the middle point to be provided with three groups, the three groups of the telescopic block 24 is arranged between the three groups of the outer ring modules 23, the telescopic block 24 is a four-edge with an isosceles trapezoid cross section, the bottom short edge position of the telescopic block 24 is connected with a second fixing lug 241, the center position of the long straight edge of the telescopic block 24 is provided with a T-shaped second connecting groove 242, and the first fixing lug 232 and the second fixing lug 241 are fixedly connected with the inner mold 1 and the bottom plate 2.

The first connecting lug 252 is mutually embedded with the second connecting groove 242, the second connecting lug 231 is mutually embedded with the first connecting groove 251, the center connecting block 25, the outer ring module 23 and the telescopic block 24 are mutually embedded and connected to form a cylinder, a connecting port 26 is arranged at the joint of the inner die 2 and the bottom plate 1, the inner die 2 is inserted into the bottom plate 1 through the connecting port 26, the telescopic rod 22 is connected to the center position of the bottom of the inner die 2, one end of the telescopic rod 22, far away from the inner die 2, is connected with the telescopic motor 21, the telescopic rod 22 is driven to stretch, then the telescopic rod 22 drives the center connecting block 25, the center connecting block 25 drives the telescopic block 24 through up-down movement, the telescopic block 24 drives the outer ring module 23 to move while moving, and the shrinkage and expansion of the inner die are realized through the mutual sliding of the lugs and the grooves of the telescopic block.

Working principle: the inner die 2 is connected with the bottom plate, the wound coil is placed on the outer side of the inner die 2, then the bottom of a central connecting block 25 in the inner die 2 is connected with a telescopic rod 22 in the bottom plate 1, then a cover plate 9 is fixed on the top of the inner die 2, then the outer die 1 is connected with the bottom plate 1 through a sliding component 7, a transmission connecting block 12 on a screw rod 13 is driven by a servo motor 14, a connecting plate 6 is driven by the transmission connecting block 12 to slide in a sliding track 11, and two half dies 31 are mutually closed under the action of four groups of connecting plates 6 driven by four groups of servo motors 14 and are mutually embedded and clamped, so that the two half dies 31 are combined into the complete outer die 3, and the assembly of the coil forming die of the dry transformer is realized.

After the assembly is completed, epoxy resin is poured into the pouring gap 4 between the inner die 2 and the outer die 3 through the horn-shaped pouring opening 10 with the top being wide at the top and narrow at the bottom, the horn-shaped pouring opening 10 can prevent waste caused by outflow of the epoxy resin, the overflow epoxy resin can be conveniently recovered from the groove formed by the convex blocks 8 at the centers of the outer die 3 and the cover plate 9, after the assembly is completed, a finished product is taken out, the telescopic motor 21 drives the telescopic rod 22 to stretch and retract, then the telescopic rod 22 drives the central connecting block 25, the central connecting block 25 drives the telescopic block 24 to move up and down through up and down movement, the telescopic block 24 drives the outer ring module 23 to move, the inner die is contracted and expanded through mutual sliding of the convex blocks and the groove of the outer ring module, and meanwhile, the servo motor 14 drives the transmission connecting block 12 on the lead screw 13 to slide in the sliding track 11 through the transmission connecting block 12, and the two groups of half dies 31 are outwards pulled under the action of the four groups of 6 driven by the four groups of servo motors 14, so that the two groups of half dies 31 are separated, the outer die 3 are disassembled, and the manual assembly and disassembly steps are reduced, and the manual assembly and the labor is saved.

Claims (8)

1. The utility model provides a dry-type transformer coil forming die, includes bottom plate (1), centre form (2), external mold (3) and apron (9), its characterized in that: the central point of bottom plate (1) puts and is provided with centre form (2), external mold (3) set up in the outside of centre form (2), just be provided with between centre form (2) and external mold (3) and pour into space (4), just pour into and wrap up around in space (4) and twine coil (5), the outside of external mold (3) is connected with connecting plate (6), just connecting plate (6) are connected inside bottom plate (1), the junction of connecting plate (6) and bottom plate (1) is provided with sliding assembly (7), just the upper surface of sliding assembly (7) is provided with slip track (11), the top of centre form (2) is provided with apron (9), the central point of apron (9) is provided with lug (8), just one side of lug (8) is provided with pouring into mouth (10), just the shape of pouring into mouth (10) is the loudspeaker form of upper and lower narrow.

2. A dry-type transformer coil forming die as set forth in claim 1, wherein: the bottom plate (1) is a cuboid with bottom support legs, the outer die (3) is evenly divided into two groups of half dies (31) along the middle point of the short side of the bottom plate (1), two groups of half dies (31) are connected with connecting plates (6) at two ends, and four groups of connecting plates (6) are embedded with each other in pairs.

3. A dry-type transformer coil forming die as set forth in claim 2, wherein: the utility model discloses a sliding assembly, including outer die (3), sliding assembly (7), servo motor (14), screw rod (13) are provided with, sliding assembly (7) are provided with two sets of, and two sets of sliding assembly (7) are connected to the bottom of connecting plate (6) at outer die (3) both ends respectively, the inside of sliding assembly (7) is provided with servo motor (14), just servo motor (14) are connected with screw rod (13), be provided with transmission connecting block (12) on screw rod (13), transmission connecting block (12) are connected with the bottom of connecting plate (6), connecting plate (6) are through transmission connecting block (12) and slip track (11) sliding connection.

4. A dry-type transformer coil forming die as set forth in claim 1, wherein: the connecting part of the inner die (2) and the bottom plate (1) is provided with a connecting port (26), the inner die (2) is inserted into the bottom plate (1) through the connecting port (26), the bottom center position of the inner die (2) is connected with a telescopic rod (22), and one end, far away from the inner die (2), of the telescopic rod (22) is connected with a telescopic motor (21).

5. A dry-type transformer coil forming die as set forth in claim 1, wherein: the inner die (2) comprises a central connecting block (25), an outer ring module (23) and a telescopic block (24), wherein the bottom of the central connecting block (25) is connected with a telescopic rod (22), the central connecting block (25) is a polygonal body with a cross section of a regular hexagon, the upper part of the polygonal body is wide, the lower part of the polygonal body is narrow, and the middle points of every two adjacent edges of the central connecting block (25) are respectively provided with a T-shaped first connecting lug (252) and a T-shaped first connecting groove (251).

6. The dry-type transformer coil forming die set forth in claim 5, wherein: the outer ring module (23) is provided with three groups by taking the central point of the central connecting block (25) as the midpoint, the outer ring module (23) is a semi-cylinder, the central position of the straight edge of the outer ring module (23) is provided with a T-shaped second connecting lug (231), and the central position of the bottom arc edge of the outer ring module (23) is provided with a first fixing lug (232).

7. The dry-type transformer coil forming die set forth in claim 6, wherein: the telescopic blocks (24) are arranged in three groups by taking the central point of the central connecting block (25) as the middle point, the telescopic blocks (24) are arranged between the outer ring modules (23) in three groups, the telescopic blocks (24) are quadrangular bodies with isosceles trapezoid cross sections, the short side positions of the bottoms of the telescopic blocks (24) are connected with second fixing convex blocks (241), and the central positions of the long straight sides of the telescopic blocks (24) are provided with T-shaped second connecting grooves (242).

8. The dry-type transformer coil forming die set forth in claim 7, wherein: the first connecting lug (252) is mutually embedded with the second connecting groove (242), the second connecting lug (231) is mutually embedded with the first connecting groove (251), and the center connecting block (25), the outer ring module (23) and the telescopic block (24) are mutually embedded and connected to form a cylinder.