CN221437128U

CN221437128U - Injection mold is used in production of transformer skeleton

Info

Publication number: CN221437128U
Application number: CN202323358249.3U
Authority: CN
Inventors: 胡庆发
Original assignee: Guangdong Yongfengtai Precision Plastic Hardware Co ltd
Current assignee: Guangdong Yongfengtai Precision Plastic Hardware Co ltd
Priority date: 2023-12-11
Filing date: 2023-12-11
Publication date: 2024-07-30
Anticipated expiration: 2033-12-11

Abstract

The utility model discloses an injection mold for producing a transformer framework, which comprises a first fixing seat, a second fixing seat and a third fixing seat, wherein two sides of the tops of the first fixing seat, the second fixing seat and the third fixing seat are respectively provided with a first chute and a second chute which are mutually communicated, the middle position of the top is provided with a second chute, and an injection molding assembly is arranged between the first chute and the second chute; the injection molding assembly comprises the sliding seat and the lower injection mold fixed at the top of the sliding seat, the continuous injection molding can be completed by matching the two injection molding assemblies with the upper injection mold respectively, the demolding of one mold can be completed while the injection molding of the other mold can be realized, the two steps can be simultaneously carried out without mutual interference, the injection molding efficiency of the injection mold can be effectively improved, and compared with the prior art, the injection molding assembly has better practicability and convenience when the next injection molding operation can be carried out after the products in the original mold are demolded.

Description

Injection mold is used in production of transformer skeleton

Technical Field

The utility model relates to the technical field of transformer skeleton production dies, in particular to an injection die for transformer skeleton production.

Background

The transformer framework is a main body structure component of the transformer, the transformer is widely used in the current society, and the corresponding main body is also indispensable, so the framework has a substitutable function or not. And the transformer framework is required to be used for the injection mold during production.

The published patent of China, application number is CN202222041088.4, just mentions an injection mold for shaping of transformer skeleton, relates to: a base; still include drawing of patterns subassembly and separation subassembly, base top surface fixation has four groups to be the hollow post that rectangular array distributes, and four groups all peg graft in the hollow post and have bottom port to pass through spring and hollow post swing joint's stand, four groups fixedly connected with fixed plate on the top port that hollow post was kept away from to the stand, the left and right sides edge of base is fixedly connected with support frame and mounting bracket respectively, makes drawing of patterns depression bar push down the fixed plate through the transmission connecting piece through control electric putter to make the fixed plate move downwards through the deformation of spring, just so can be ejecting from the lower mould to the transformer skeleton through ejector pin and mosaic block, can comparatively simply carry out the drawing of patterns to the transformer skeleton, need not the workman and carry out the drawing of patterns manually, prevent potential safety hazards such as scald.

In the above patent, although injection molding of the transformer skeleton and demolding of the molded product are realized, we found that this technique has certain drawbacks when used in specific simulations:

After the transformer framework is formed in the mold, products in the mold are required to be cooled first and then demoulded, and a certain waiting time exists, namely, the products formed in the mold are required to be cooled and demoulded and then injection molding of the next products can be performed, and when the operation process is continuously performed, more time is wasted, so that the production efficiency of the transformer framework is definitely reduced, and the high-efficiency production of the transformer framework is not facilitated.

Disclosure of utility model

The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the injection mold for producing the transformer framework comprises a first fixing seat, a second fixing seat and a third fixing seat, wherein two sides of the tops of the first fixing seat, the second fixing seat and the third fixing seat are respectively provided with a first chute and a second chute, the first chute and the second chute are communicated with each other, the second chute is arranged in the middle of the top, and an injection molding assembly is arranged between the first chute and the second chute; the injection molding assembly comprises a sliding seat and a lower injection mold fixed at the top of the sliding seat, a closed groove is formed in the middle of the inner wall of the lower injection mold, a jacking plate is arranged in the closed groove, electric telescopic rods are arranged at the bottoms of two sides of the jacking plate, and the bottoms of the electric telescopic rods are fixed at the top of the sliding seat; the two sides of the bottom of the sliding seat are respectively fixed with a first sliding block, the middle position of the bottom is fixed with a second sliding block, the first sliding block is arranged in the first sliding groove, the second sliding block is arranged in the second sliding groove, a servo motor is arranged at the middle position of the right side of the third fixing seat, a power output shaft of the servo motor movably penetrates through the third fixing seat and is fixedly provided with a screw rod, and the screw rod is arranged in the second sliding groove and rotationally connected to the inner wall of the other side of the second sliding groove after penetrating through the two sliding blocks; the top back of fixing base one is fixed with the mount, the inboard of mount is installed by the cylinder drive and is gone up injection mold that corresponds with lower injection mold position.

As a further scheme of the utility model: the cylinder is installed in the top central position of mount, and the power take off shaft activity of cylinder runs through the mount and fixes at last injection mold's top, go up injection mold's top four corners department and still be fixed with the limiting plate, the top activity of limiting plate runs through to the top of mount.

As a further scheme of the utility model: the top left side of fixing base two and the top right side of fixing base three all are fixed with fixed curb plate, every fixed curb plate is close to the one side top of injection mold down and all is fixed with a plurality of cold wind export, the cold wind export is slope structural design, and the air outlet of cold wind export is towards the inside of injection mold under the mouth.

As a further scheme of the utility model: every the opposite side of fixed curb plate all is fixed with the backup pad, the air-cooler is installed at the top of backup pad, the delivery outlet of air-cooler has both ends confined honeycomb duct through the pipeline intercommunication, the air intake of a plurality of cold wind export all runs through fixed curb plate and with the honeycomb duct is fixed to be linked together.

As a further scheme of the utility model: positioning holes are formed in four corners of the top of each lower injection mold, positioning rods are fixed at four corners of the bottom of each upper injection mold and at positions corresponding to the positioning holes, and the positioning rods are matched with the positioning holes.

As a further scheme of the utility model: cavities are formed in inner cavities of side frames on two sides of each lower injection mold, limiting rods are connected in the cavities in a sliding mode, and the tops of the limiting rods movably penetrate through the lower injection molds and are fixed on the jacking plates.

As a further scheme of the utility model: the jacking plate is of a U-shaped structural design, and the middle part of the jacking plate is arranged in the closed groove and then is positioned on the same horizontal line with the inner wall of the lower injection mold.

Compared with the prior art, the utility model has the following beneficial effects:

According to the application, through the structures of the first fixing seat, the second fixing seat, the third fixing seat, the two groups of injection molding assemblies, the servo motor and the like, continuous injection molding can be completed through the cooperation of the two injection molding assemblies and the upper injection molding die respectively, the demolding of the other mold can be completed at the same time when the injection molding of the one mold is realized, the two steps can be simultaneously carried out without mutual interference, the injection molding efficiency of the injection molding die can be effectively improved, the next injection molding operation can be carried out after the product in the original mold is demolded compared with the prior art, the practicability and the convenience are better, and meanwhile, the cold air outlet and the cold air blower which are arranged on the two fixed side plates are matched, and the product which is close to the product and needs to be demolded can be cooled in an air-cooled mode, so that the demolding speed of the product is accelerated, and the worker can take out the injection molded product from the lower injection molding die conveniently.

Drawings

FIG. 1 is a schematic overall perspective view of the present utility model;

FIG. 2 is a schematic perspective view of an injection molding assembly of the present utility model;

FIG. 3 is a schematic perspective view of a lift plate according to the present utility model;

Fig. 4 is a schematic side sectional structure of the lower injection mold of the present utility model.

Reference numerals and names in the drawings are as follows:

1. A first fixing seat; 2. a second fixing seat; 3. a fixing seat III; 4. a first chute; 5. a second chute; 6. an injection molding assembly; 601. a slide; 6011. a first sliding block; 6012. a second slide block; 602. a lower injection mold; 6021. closing the slot; 603. a jacking plate; 6031. a limit rod; 604. an electric telescopic rod; 605. positioning holes; 8. a fixing frame; 9. an upper injection mold; 901. a positioning rod; 10. a cylinder; 11. a limiting plate; 12. fixing the side plates; 13. a cold air outlet; 14. a flow guiding pipe; 15. an air cooler; 16. a support plate; 17. a servo motor; 18. and a screw rod.

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. 1-4, an injection mold for producing a transformer framework comprises a first fixing seat 1, a second fixing seat 2 and a third fixing seat 3, wherein two sides of the tops of the first fixing seat 1, the second fixing seat 2 and the third fixing seat 3 are respectively provided with a first chute 4 which is mutually communicated, a second chute 5 which is mutually communicated is arranged at the center position of the top, and an injection molding assembly 6 is arranged between the first chute 4 and the second chute 5; the injection molding assembly 6 comprises a slide seat 601 and a lower injection molding die 602 fixed at the top of the slide seat 601, a closed groove 6021 is formed in the middle of the inner wall of the lower injection molding die 602, a jacking plate 603 is arranged in the closed groove 6021, the jacking plate 603 is of a U-shaped structural design, the middle of the jacking plate 603 is arranged in the closed groove 6021 and is positioned on the same horizontal line with the inner wall of the lower injection molding die 602, electric telescopic rods 604 are arranged at the bottoms of the two sides of the jacking plate 603, the bottoms of the electric telescopic rods 604 are fixed at the top of the slide seat 601, and after the electric telescopic rods 604 are started, the jacking plate 603 can be jacked up, so that products in the lower injection molding die 602 can be lifted out by using the jacking plate 603, the U-shaped structure can be lifted up, the stability is better, and the taking of workers is facilitated; the two sides of the bottom of the sliding seat 601 are respectively fixed with a first sliding block 6011, the middle position of the bottom is fixed with a second sliding block 6012, the first sliding block 6011 is arranged in a first sliding groove 4, the second sliding block 6012 is arranged in a second sliding groove 5, the middle position of the right side of the third fixing seat 3 is provided with a servo motor 17, a power output shaft of the servo motor 17 movably penetrates through the third fixing seat 3 and is fixed with a screw rod 18, the screw rod 18 is arranged in the second sliding groove 5 and is rotationally connected to the inner wall of the other side of the second sliding groove 5 after penetrating through the two second sliding blocks 6012 in a threaded manner, and when the screw rod 18 rotates, the two second sliding blocks 6012 can be driven to slide in the second sliding groove 5 to drive the sliding seat 601 connected with the first sliding block 6011 to move with a lower injection mold 602, and the first sliding block 6011 slides in the first sliding groove 4 to improve the stability of the sliding seat 601 during movement; the top back of the first fixing seat 1 is fixed with a fixing frame 8, and an upper injection mold 9 which is driven by a cylinder 10 and corresponds to the lower injection mold 602 in position is installed on the inner side of the fixing frame 8.

In this embodiment, the cylinder 10 is installed at the top center position of the fixing frame 8, and the power output shaft of the cylinder 10 movably penetrates through the fixing frame 8 and is fixed at the top of the upper injection mold 9, and the four corners of the top of the upper injection mold 9 are also fixed with limiting plates 11, and the top of the limiting plates 11 movably penetrates through the top of the fixing frame 8.

Specifically, through the cylinder 10 that sets up, can drive last injection mold 9 and realize the action that rises or descend to accomplish the closure and the separation with lower injection mold 602, and set up limiting plate 11 on last injection mold 9, then promoted last injection mold 9 stability when the activity.

In the embodiment, the left side of the top of the second fixing seat 2 and the right side of the top of the third fixing seat 3 are both fixed with fixed side plates 12, the top of one side of each fixed side plate 12 close to the lower injection mold 602 is fixed with a plurality of cold air outlets 13, the cold air outlets 13 are in an inclined structure design, and the air outlets of the cold air outlets 13 face the inside of the lower injection mold 602; the other side of each fixed side plate 12 is fixed with a support plate 16, the top of the support plate 16 is provided with an air cooler 15, the output port of the air cooler 15 is communicated with a flow guide pipe 14 with two closed ends through a pipeline, and the air inlets of a plurality of cold air outlets 13 penetrate through the fixed side plates 12 and are fixedly communicated with the flow guide pipe 14.

Specifically, the cold air outlet 13 is formed in each fixed side plate 12, so that the lower injection mold 602 attached to the fixed side plates can be subjected to cooling air blowing operation, and the cold air outlet 13 is obliquely arranged, so that cold air can conveniently enter the lower injection mold 602, and the product is cooled relatively quickly, and the later demolding is facilitated.

In this embodiment, positioning holes 605 are formed at four corners of the top of each lower injection mold 602, positioning rods 901 are fixed at four corners of the bottom of each upper injection mold 9 and at positions corresponding to each positioning hole 605, and the positioning rods 901 are adapted to the positioning holes 605.

Specifically, through the locating hole 605 that sets up on lower injection mold 602, set up locating lever 901 at last injection mold 9, then can fix a position last injection mold 9 and the closing action of lower injection mold 602, guarantee that both can be stable dock together, guaranteed the integrality of the product after the shaping.

In this embodiment, cavities are formed in the inner cavities of the side frames on both sides of each lower injection mold 602, and a stop lever 6031 is slidably connected in the cavity, and the top of the stop lever 6031 movably penetrates out of the lower injection mold 602 and is fixed on the lifting plate 603.

Specifically, when the jacking plate 603 moves, the movement track of the limiting rod 6031 can be guided, so that the jacking plate 603 is more stable when moving, and the jacking plate 603 can be completely closed in the lower injection mold 602.

When the injection molding device is used, the screw rod 18 is driven to rotate by starting the servo motor 17, the screw rod 18 rotates to drive the two injection molding assemblies 6 to move leftwards at the same time in the first fixing seat 1, the second fixing seat 2 and the third fixing seat 3, namely the first driving slide block 6011 can slide in the first sliding groove 4, the second driving slide block 6012 slides in the second sliding groove 5, when the injection molding assembly 6 positioned at the left side of the device is used for carrying the second fixing seat 2, the sliding seat 601 and the lower injection molding die 602 of the injection molding assembly 6 are attached to the fixed side plate 12 at the left side of the device, and the injection molding assembly 6 positioned at the right side of the device is used for carrying the first fixing seat 1, namely the sliding seat 601 and the lower injection molding die 602 on the injection molding assembly 6 are directly below the upper injection molding die 9;

Starting the air cylinder 10, wherein a power output shaft of the air cylinder 10 pushes the upper injection mold 9 to descend, and a positioning rod 901 enters a positioning hole 605 of the lower injection mold 602 when the air cylinder descends until the upper injection mold 9 and the lower injection mold 602 are closed together, and starting an external injection molding machine (not shown) at the moment, wherein the injection molding machine conveys raw materials between the upper injection mold 9 and the lower injection mold 602 through a pipeline on the side surface of the upper injection mold 9 to realize injection molding;

When one lower injection mold 602 completes injection molding of a transformer framework, a starting cylinder 10 drives an upper injection mold 9 to lift, then a servo motor 17 is started, two injection assemblies 6 are driven and move to the right side of the device at the same time, namely, the lower injection mold 602 which completes injection molding of a product moves to the right side and is attached to a fixed side plate 12 on the right side of the top of the device, the lower injection mold 602 of the injection product comes to the top of a fixed seat I1 and corresponds to the upper injection mold 9, at the moment, the starting cylinder 10 can be used for pushing the upper injection mold 9 to be closed with the lower injection mold 602 and injection molding is performed, because one lower injection mold 602 is injection molding is performed, the other lower injection mold 602 is completed for product injection molding, an air cooler 15 can be started, cooling air is conveyed into a plurality of cold air outlets 13 through the air cooler 15, and is blown to the transformer framework product inside the lower injection mold 602 which is close to the lower injection mold 602 through the cold air outlets 13, thus cooling of the product in the mold is achieved, after cooling is completed, an electric telescopic rod 604 is started, and a power output shaft of the electric telescopic rod 604 pushes a top plate 603 to lift, so that the cooled product in the injection mold 602 is lifted, and the transformer is taken out conveniently by a person to take out the cooled product;

As mentioned above, when one of the lower injection molds 602 is cooled and demolded, the other lower injection mold 602 can be closed with the upper injection mold 9 for injection molding, that is, when one of the lower injection molds 602 is demolded, the other lower injection mold 602 and the upper injection mold 9 are matched for injection molding of a product, and finally, the two steps of injection molding and demolding are synchronously performed, so that the injection molding efficiency of the transformer framework is improved.

It should be noted that, the injection molding machine mentioned in the specification does not perform structural drawing and description, and the injection molding machine is a device well known in the technical field, so it is not described in detail in the specification.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The injection mold for producing the transformer framework comprises a first fixing seat (1), a second fixing seat (2) and a third fixing seat (3), and is characterized in that two sides of the tops of the first fixing seat (1), the second fixing seat (2) and the third fixing seat (3) are respectively provided with a first chute (4) which is mutually communicated, a second chute (5) which is mutually communicated is arranged at the middle position of the top, and an injection molding assembly (6) is arranged between the first chute (4) and the second chute (5);

The injection molding assembly (6) comprises a sliding seat (601) and a lower injection molding die (602) fixed at the top of the sliding seat (601), a closed groove (6021) is formed in the middle of the inner wall of the lower injection molding die (602), a jacking plate (603) is arranged in the closed groove (6021), electric telescopic rods (604) are arranged at the bottoms of two sides of the jacking plate (603), and the bottoms of the electric telescopic rods (604) are fixed at the top of the sliding seat (601);

The two sides of the bottom of the sliding seat (601) are respectively fixed with a first sliding block (6011), the middle position of the bottom is fixed with a second sliding block (6012), the first sliding block (6011) is arranged in the first sliding groove (4), the second sliding block (6012) is arranged in the second sliding groove (5), a servo motor (17) is arranged at the middle position of the right side of the third fixing seat (3), a power output shaft of the servo motor (17) movably penetrates through the third fixing seat (3) and is fixedly provided with a screw rod (18), and the screw rod (18) is arranged in the second sliding groove (5) and rotatably connected to the inner wall of the other side of the second sliding groove (5) after penetrating through the two second sliding blocks (6012) in a threaded manner;

The top back of fixing base one (1) is fixed with mount (8), upper injection mold (9) driven by cylinder (10) and corresponding with lower injection mold (602) position is installed to the inboard of mount (8).

2. The injection mold for producing the transformer framework according to claim 1, wherein the air cylinder (10) is installed at the center of the top of the fixing frame (8), the power output shaft of the air cylinder (10) movably penetrates through the fixing frame (8) and is fixed at the top of the upper injection mold (9), limiting plates (11) are further fixed at four corners of the top of the upper injection mold (9), and the top of each limiting plate (11) movably penetrates through the top of the fixing frame (8).

3. The injection mold for producing the transformer framework according to claim 1, wherein a fixed side plate (12) is fixed on the left side of the top of the second fixed seat (2) and the right side of the top of the third fixed seat (3), a plurality of cold air outlets (13) are fixed on the top of one side of each fixed side plate (12) close to the lower injection mold (602), the cold air outlets (13) are of an inclined structural design, and air outlets of the cold air outlets (13) face the inside of the lower injection mold (602).

4. An injection mold for producing a transformer skeleton according to claim 3, wherein, every fixed side plate (12) is fixed with backup pad (16) on the opposite side, air-cooler (15) are installed at the top of backup pad (16), the delivery outlet of air-cooler (15) has both ends confined honeycomb duct (14) through pipeline intercommunication, and the air intake of a plurality of cold wind export (13) all runs through fixed side plate (12) and with honeycomb duct (14) fixed intercommunication.

5. The injection mold for producing the transformer framework according to claim 1, wherein positioning holes (605) are formed in four corners of the top of each lower injection mold (602), positioning rods (901) are fixed at four corners of the bottom of each upper injection mold (9) and at positions corresponding to each positioning hole (605), and the positioning rods (901) are matched with the positioning holes (605).

6. The injection mold for producing the transformer framework according to claim 1, wherein cavities are formed in inner cavities of side frames on two sides of each lower injection mold (602), a limiting rod (6031) is connected in the cavities in a sliding mode, and the top of the limiting rod (6031) movably penetrates out of the lower injection mold (602) and is fixed on a jacking plate (603).

7. The injection mold for producing the transformer framework according to claim 1, wherein the jacking plate (603) is of a U-shaped structural design, and the middle part of the jacking plate (603) is positioned in the closed groove (6021) and then is positioned on the same horizontal line with the inner wall of the lower injection mold (602).