CN208164187U - A transformer skeleton anti-expansion mold skeleton mold - Google Patents

Abstract

The utility model discloses a mould skeleton mould that rises is prevented to transformer skeleton, including the back mould fixed plate, the top fixedly connected with square iron of back mould fixed plate, the top fixedly connected with module movable plate of square iron, the module movable plate has the mould through slider sliding connection, the top of mould is provided with the front mould fixed plate, the center department of back mould fixed plate runs through and has the ejector beam, the utility model relates to a mould manufacturing technology field. According to the mould for the anti-expansion mould framework of the transformer framework, the motor drives the lead screw to rotate, the lead screw rotates to drive the gear to rotate, the gear drives the sliding block to move, the efficiency is high, the transmission ratio is stable, the service life is long, and the working reliability is high; the mould locking force is improved, the purpose of expanding the mould is placed, and the injection mould in the mould can quickly dissipate heat, so that the cooling of injection moulding is accelerated, the heat is uniformly dissipated, the cooling time of injection moulding is reduced, the working efficiency of workers is improved, the injection moulding quality is improved, and the purpose of production income is increased.

Description

A transformer skeleton anti-expansion mold skeleton mold

technical field

The utility model relates to the technical field of mold manufacturing, in particular to a skeleton mold of a transformer skeleton anti-expansion mold.

Background technique

The transformer is a device that uses the principle of electromagnetic induction to change the AC voltage. The main components are the primary coil, the secondary coil and the iron core (magnetic core). Transformers are widely used in today's society. Transformers, especially small transformers, are an important part of electronic products. The transformer skeleton is the main structure of the transformer. Transformers are widely used in today's society, and the corresponding main body is also essential. Therefore, the skeleton has an irreplaceable role, and is usually injection molded with phenolic resin. The main functions of the skeleton in the transformer are to provide winding space for the copper wire in the transformer, fix the magnetic core in the transformer, and the wire slot in the skeleton provides a path for the wire to pass through when the transformer is wound. The metal pins in the skeleton are The pillar wound by the copper wire of the transformer; after being soldered, it is connected to the PCB board and plays a conductive role when the transformer is working. The bumps, concave points or chamfers in the skeleton can determine the direction or pin order of the transformer when it is used. Mold, various molds and tools used in industrial production for injection molding, blow molding, extrusion, die-casting or forging forming, smelting, stamping and other methods to obtain the required products. In short, a mold is a tool used to make shaped objects. This tool is composed of various parts, and different molds are composed of different parts. It mainly realizes the processing of the shape of the article through the change of the physical state of the formed material. Known as the "Mother of Industry". At present, the clamping force of the existing skeleton mold is not enough, it is easy to expand the mold, and the cooling of the mold is too slow, which seriously affects the product quality and manufacturing speed.

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides a transformer skeleton anti-expansion mold skeleton mold, which solves the problems that the existing skeleton mold has insufficient clamping force, easy mold expansion, too slow cooling of the mold, and reduced manufacturing speed.

(2) Technical solution

In order to achieve the above purpose, the utility model is realized through the following technical proposals: a transformer skeleton anti-expansion mold skeleton mold, including a rear mold fixing plate, a square iron is fixedly connected to the top of the rear mold fixing plate, and the square iron The top is fixedly connected with a module moving plate, and the module moving plate is slidably connected with a mold through a slider. The top of the mold is provided with a front mold fixing plate. The top of the rod is fixedly connected with the bottom of the thimble, the top of the bottom of the thimble is fixedly connected with the thimble panel, the top of the thimble panel is fixedly connected with the bottom of the module moving plate through the return spring, and the top of the thimble panel is fixedly connected with the thimble, The thimble passes through the module moving plate, the outer side of the square iron is fixedly connected with a motor, the output shaft of the motor is fixedly connected with a first runner, and the first runner is connected with a second runner through a belt drive, so A first lead screw is rotatably connected to the module moving plate. The first lead screw penetrates and extends to the outside of the module moving plate. One end of the first lead screw located outside the module moving plate is fixedly connected to the second wheel. , the center of one end of the first lead screw located inside the module moving plate is rotatably connected with a fixed sleeve, the fixed sleeve is fixedly connected to the top of the inner wall of the module moving plate, and the first lead screw is located inside the module moving plate There are gears meshing at both ends of the gear, and the axis of the gear is connected with a fixed frame for rotation. The top of the fixed frame is fixedly connected with a slider, and the top of the slider is fixedly connected with the mold. The top of the module moving plate An inner mold is fixedly connected, a cooling pipe is arranged inside the inner mold, and a pouring port is arranged inside the fixed plate of the front mold.

Preferably, a positioning ring is provided on the top of the front mold fixing plate.

Preferably, the bottom of the front mold fixing plate is provided with positioning slots, and the number of positioning slots is four.

Preferably, a wear-resistant block is provided on the top of the mold.

Preferably, a positioning post is provided on the top of the mold, and the positioning post corresponds to the positioning groove.

Preferably, a limiting block is arranged on the first screw shaft.

(3) Beneficial effects

The utility model provides a skeleton mold of a transformer skeleton anti-expansion mold. Has the following beneficial effects:

(1) The frame mold of the transformer skeleton anti-expansion mold is fixedly connected to the motor through the outside of the square iron, the output shaft of the motor is fixedly connected to the first runner, and the first runner is connected to the second runner through a belt drive. The module A first lead screw is rotatably connected to the moving plate. The first lead screw penetrates and extends to the outside of the module moving plate. One end of the first lead screw located outside the module moving plate is fixedly connected to the second runner. The center of one end inside the module moving plate is rotatably connected with a fixed sleeve, which is fixedly connected to the top of the inner wall of the module moving plate. There is a fixed frame connected with rotation at the top of the fixed frame. The top of the fixed frame is fixedly connected with a slider, and the top of the slider is fixedly connected with the mold, so that the motor drives the screw to rotate, the screw rotates to drive the gear to rotate, and the gear drives the slider to move, with high efficiency. , the transmission ratio is stable, the service life is long, and the working reliability is high; the clamping force is improved to prevent the mold from expanding.

(2) The frame mold of the transformer skeleton anti-expansion mold is fixedly connected to the inner mold through the top of the module moving plate, and the inside of the inner mold is provided with a cooling pipe, so that the injection mold in the mold can quickly dissipate heat, thereby speeding up the cooling of injection molding , Uniform heat dissipation, reducing the cooling time of injection molding, improving the work efficiency of staff, improving the quality of injection molding, and increasing production benefits.

Description of drawings

Fig. 1 is a schematic diagram of the external structure of the utility model;

Fig. 2 is a schematic diagram of the internal structure of the utility model;

Fig. 3 is the structural schematic diagram of the module mobile plate of the present invention;

Fig. 4 is a schematic diagram of the skeleton structure of the transformer of the present invention.

In the figure: 1 rear mold fixed plate, 2 square iron, 3 module moving plate, 4 mold, 5 front mold fixed plate, 6 positioning ring, 7 ejector rod, 8 thimble bottom plate, 9 thimble panel, 10 return spring, 11 thimble, 12 motor, 13 first runner, 14 belt, 15 second runner, 16 first lead screw, 17 fixed sleeve, 18 limit block, 19 gear, 20 fixed frame, 21 slider, 22 inner mold, 23 Cooling pipe, 24 positioning columns, 25 positioning grooves, 26 pouring gates, 27 transformer skeletons, 28 wear-resistant blocks.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-4, the utility model provides a technical solution: a transformer skeleton anti-expansion mold skeleton mold, including a rear mold fixing plate 1, and the top of the rear mold fixing plate 1 is fixedly connected with a square iron 2, a square iron 2 The top of the module is fixedly connected with a module moving plate 3, and the module moving plate 3 is slidably connected with a mold 4 through a slider 21. The top of the mold 4 is provided with a front mold fixing plate 5, and the center of the rear mold fixing plate 1 runs through a push-out rod 7. The top of the ejector rod 7 is fixedly connected with the bottom of the thimble 8, and the top of the bottom 8 of the thimble is fixedly connected with the thimble panel 9. There is a thimble 11, the thimble 11 runs through the module moving plate 3, the outside of the square iron 2 is fixedly connected to a motor 12, the output shaft of the motor 12 is fixedly connected to a first runner 13, and the first runner 13 is connected to a second runner 13 through a belt 14 transmission. The runner 15 and the module moving plate 3 are rotatably connected with a first lead screw 16. The first lead screw 16 penetrates and extends to the outside of the module moving plate 3. The first lead screw 16 is located at one end outside the module moving plate 3 and the second Two runners 15 are fixedly connected, and the first lead screw 16 is positioned at the center of one end of the module moving plate 3 and is rotatably connected with a fixed sleeve 17, and the fixed sleeve 17 is fixedly connected with the top of the module moving plate 3 inner walls, and the first lead screw 16 There is a gear 19 on both ends of the module moving plate 3 for meshing transmission. The axis of the gear 19 is connected to a fixed frame 20 in rotation. The top of the fixed frame 20 is fixedly connected to a slider 21, and the top of the slider 21 is fixed to the mold 4. The connection achieves the motor drives the screw to rotate, the screw rotates to drive the gear to rotate, and the gear drives the slider to move, with high efficiency, stable transmission ratio, long life and high working reliability; the purpose of improving the clamping force and preventing mold expansion , the top of the module moving plate 3 is fixedly connected with an inner mold 22, and the inside of the inner mold 22 is provided with a cooling pipe 23, so that the injection mold in the mold can dissipate heat quickly, thereby speeding up the cooling of injection molding, dissipating heat evenly, and reducing the cooling of injection molding Time, improve the working efficiency of the staff, improve the quality of injection molding, increase the purpose of production income, the front mold fixed plate 5 is provided with a sprue 26 inside, the top of the front mold fixed plate 5 is provided with a positioning ring 6, and the front mold is fixed The bottom of the plate 5 is provided with a positioning groove 25, and the number of the positioning grooves 25 is four, the top of the mold 4 is provided with a wear-resistant block 28, and the top of the mold 4 is provided with a positioning column 24, and the positioning column 24 corresponds to the positioning groove 25 , A limit block 18 is arranged on the axis of the first leading screw 16 .

When in use, align the injection molding machine with the positioning ring 6, and then the motor 12 rotates. The output shaft of the motor 12 is fixedly connected to the first runner 13, and the first runner 13 is connected to the second runner 15 through the belt 14, and the module moves. A first lead screw 16 is rotatably connected inside the plate 3, the first lead screw 16 penetrates and extends to the outside of the module moving plate 3, and one end of the first lead screw 16 located outside the module moving plate 3 is fixedly connected to the second runner 15 , the first lead screw 16 is located at the center of one end of the module moving plate 3 and is rotatably connected with a fixed sleeve 17, the fixed sleeve 17 is fixedly connected with the top of the inner wall of the module moving plate 3, and the first lead screw 16 is located at the module moving plate 3 There is a gear 19 at both ends of the inner meshing drive, and the axis of the gear 19 is connected to a fixed frame 20, and the top of the fixed frame 20 is fixedly connected to a slider 21, and the top of the slider 21 is fixedly connected to the mold 4, and the slider 21 is connected to the mold 4. Move in the middle to form a cavity with the inner mold 22, the front mold and the rear mold are combined, the injection molding machine is injected, and sprayed into the cavity through the sprue 26 to form a transformer skeleton 27, and then the cooling pipe 23 in the inner mold 22 is cooled. Start to cool down, so that the injection mold in the mold can dissipate heat quickly, thereby speeding up the cooling of injection molding, dissipating heat evenly, reducing the cooling time of injection molding, improving the work efficiency of the staff, improving the quality of injection molding, and increasing the production income. , then the injection molding cooling is finished, the front mold and the rear mold are separated, the motor 12 is reversed, the mold 4 is separated, the ejector rod 7 is pushed, the thimble bottom plate and the thimble panel advance, and the thimble is driven forward, and the injected skeleton is pushed out, and then the return spring 10 rebounds, The thimble panel returns to its original position to complete an injection molding.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. any such actual relationship or order exists between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or apparatus. without further restrictions. The phrase "the inclusion of an element defined by ... does not preclude the presence of additional identical elements in the process, method, article, or apparatus comprising said element".

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. a kind of transformer skeleton anti-expansion mold frame mould, comprises back mold fixed plate (1), it is characterized in that: the top of described back mold fixed plate (1) is fixedly connected with square iron (2), and described square iron ( The top of 2) is fixedly connected with a module moving plate (3), and the module moving plate (3) is slidably connected with a mold (4) through a slider (21), and the top of the mold (4) is provided with a front mold fixing plate (5), the center of the rear mold fixing plate (1) runs through a push-out rod (7), and the top of the push-out rod (7) is fixedly connected with a thimble bottom (8), and the top of the thimble bottom (8) The top is fixedly connected with a thimble panel (9), the top of the thimble panel (9) is fixedly connected with the bottom of the module moving plate (3) through a return spring (10), and the top of the thimble panel (9) is fixedly connected with a thimble (11), the thimble (11) runs through the module moving plate (3), the outside of the square iron (2) is fixedly connected with a motor (12), and the output shaft of the motor (12) is fixedly connected with a first rotary wheel (13), the first runner (13) is connected to the second runner (15) through the belt (14) transmission, and the first lead screw (16) is connected to the rotation of the module moving plate (3) , the first lead screw (16) penetrates and extends to the outside of the module moving plate (3), the first lead screw (16) is located at one end of the outside of the module moving plate (3) and the second wheel (15) Fixedly connected, the first lead screw (16) is located at the center of one end of the module moving plate (3) and is rotatably connected with a fixed sleeve (17), and the fixed sleeve (17) is connected to the module moving plate (3) The top of the inner wall is fixedly connected, and the first lead screw (16) is located at the two ends of the module moving plate (3) and is engaged with a gear (19) for transmission, and the shaft center of the gear (19) is rotatably connected with a fixed frame ( 20), the top of the fixed frame (20) is fixedly connected with a slider (21), the top of the slider (21) is fixedly connected with the mold (4), and the top of the module moving plate (3) is fixedly connected with An inner mold (22), wherein a cooling pipe (23) is arranged inside the inner mold (22), and a pouring port (26) is arranged inside the front mold fixing plate (5). 2. A transformer skeleton anti-expansion mold skeleton mold according to claim 1, characterized in that: a positioning ring (6) is arranged on the top of the front mold fixing plate (5). 3. A transformer skeleton anti-expansion mold skeleton mold according to claim 1, characterized in that: the bottom of the front mold fixing plate (5) is provided with positioning grooves (25), and the number of positioning grooves (25) for four. 4. A transformer skeleton anti-expansion mold skeleton mold according to claim 1, characterized in that: a wear-resistant block (28) is arranged on the top of the mold (4). 5. A kind of skeleton die of transformer skeleton anti-expansion die skeleton mold according to claim 1, is characterized in that: the top of described mold (4) is provided with positioning post (24), and described positioning post (24) and positioning groove ( 25) correspond. 6. A transformer skeleton anti-expansion mold skeleton mold according to claim 1, characterized in that: a limiting block (18) is arranged on the shaft of the first lead screw (16).