CN220973172U - Shell injection mold of energy storage power supply - Google Patents

Abstract

The utility model discloses an energy storage power supply shell injection mold, which comprises a fixed seat and a fixed frame arranged at the top of the fixed seat, wherein a plurality of telescopic cylinders are arranged at the top of the fixed frame, an upper mold is fixed between power output shafts of the telescopic cylinders, a perforation is formed in the middle of an inner cavity of the upper mold, a feeding pipe is fixed in the perforation, an annular electric heating plate is arranged at the position, close to the feeding pipe, of the inner cavity of the upper mold, and the feeding pipe is sleeved in the electric heating plate.

Description

Shell injection mold of energy storage power supply

Technical Field

The utility model relates to the technical field of power supply shell injection molds, in particular to a shell injection mold of an energy storage power supply.

Background

The energy storage power supply is a safe, portable, stable and environment-friendly small energy storage system, and a lithium ion battery with built-in high energy density is adopted to provide a power supply system with stable AC and DC output. The portable energy storage device has small volume and light weight, is suitable for the scene of needing to use electric power in a moving way, can be used in combination with a solar cell panel, and has wide application in outdoor activities and emergency disaster relief.

In the process of producing the energy storage power supply, one of the most important steps is to produce the energy storage power supply shell, and in the prior art, the energy storage power supply shell is usually injection molded by using a mold.

In the published patent CN215849456U of our country, a novel battery housing mold, a technology of injection molding of an energy storage power supply housing by using a mold is mentioned, specifically: the novel plastic plate comprises a base, an upper die and a lower die, wherein the lower die is fixedly connected with the upper surface of the base, a limiting groove is formed in the lower die, a push plate is placed in the limiting groove, a plurality of uniformly distributed ground springs are fixedly connected with the lower surface of the push plate, and the lower ends of the springs are fixedly connected with the inner bottom surface of the limiting groove. According to the utility model, the upper die is covered on the lower die, the injection molding can be carried out in the lower die through the injection molding holes, the upper die is taken off after the injection molding is finished, the push plate is pushed to drive the ejector pins to eject the molded product upwards, and the product can be uniformly stressed when the product is ejected through uniformly distributed ejector pins, so that the condition that the product is stressed and broken at one position when the product is ejected can be avoided, the condition that the product is easy to break when the product is taken out is effectively reduced, and the processing integrity of the product is ensured.

According to the searching disclosed technology, raw materials are filled into the mold through the injection hole when the mold is used for injection molding, and after the shell is molded, the ejector pin is used for ejecting the molded shell, so that the technical effect claimed in the specification is achieved, but when the mold is used in a specific simulation mode, a part of raw materials are always adhered to the inner wall of the injection hole after the raw materials are injected into the mold through the injection hole, after the device is operated for a period of time, the raw materials in the injection hole are more accumulated, and along with the stop operation of equipment, the raw materials adhered to the injection hole are hardened due to the fact that the temperature of the equipment is reduced, the hardened raw materials occupy a certain space in the injection hole, so that the problem that the discharging is slow even the injection hole is blocked in the subsequent injection molding process is solved, and in order to avoid the problem, the inner wall of the injection hole is in a smooth and fluent state when the raw materials are guided each time, so that the energy storage power supply shell injection mold which is convenient for cleaning the injection hole after the injection operation is finished is specifically designed.

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 shell injection mold comprises a fixed seat and a fixed frame arranged at the top of the fixed seat, wherein a plurality of telescopic cylinders are arranged at the top of the fixed frame, an upper mold is fixed between power output shafts of the telescopic cylinders, a perforation is formed in the middle of an inner cavity of the upper mold, a feeding pipe is fixed in the perforation, an annular electric heating plate is arranged at the position, close to the feeding pipe, of the inner cavity of the upper mold, and the feeding pipe is sleeved in the electric heating plate; the upper die is arranged at the top of the fixed seat, the lower die is arranged at a position corresponding to the upper die, a cleaning assembly is movably inserted in the middle of the inner bottom wall of the lower die, the cleaning assembly comprises a cleaning outer cylinder inserted on the lower die and an adjusting rod sleeved in the cleaning outer cylinder, and the bottom of a rod body of the adjusting rod is provided with threads and is in threaded connection with the cleaning outer cylinder; two electric telescopic rods are installed at the bottom of the inner cavity of the fixed seat, a fixed plate is fixed at the bottom of a power output shaft of the electric telescopic rods, and the bottom of a rod body of the cleaning outer cylinder is fixed at the top centering position of the fixed plate.

As a further scheme of the utility model: the top intermediate position of going up the mould is installed through the bolt and is moulded plastics the head, the bottom discharge gate of moulding plastics the head is arranged in the inlet pipe, the feed inlet intercommunication of moulding plastics the head has the bellows, and the feed cylinder intercommunication of this bellows has the pipe of moulding plastics, the pipe of moulding plastics is fixed to run through out the top of mount and is connected with injection molding equipment.

As a further scheme of the utility model: the positioning rods are fixed at four corners of the bottom of the upper die, positioning grooves are formed in four corners of the top of the lower die, and after the upper die and the lower die are closed, the positioning rods are inserted into the positioning grooves.

As a further scheme of the utility model: the four corners of the top of the fixed plate are also fixed with ejector rods, the top of each ejector rod sequentially penetrates through the fixed seat and the lower die in a movable manner, and the top of each ejector rod is flush with the inner bottom wall of the lower die; the cavity is formed in the inner cavity of the lower die and close to the position of each ejector rod, a first reset spring sleeved on each ejector rod is arranged in the cavity, a base plate which is connected in the inner wall of the cavity in a sliding mode is fixed at the bottom of the first reset spring, and the middle of the base plate is fixedly sleeved on each ejector rod.

As a further scheme of the utility model: the top of the side surface of the cleaning outer cylinder is integrally formed with an annular scraping ring, and one side of the scraping ring, which is far away from the cleaning outer cylinder, is designed into a sharp angle shape and can be attached to the inner wall of the feeding pipe.

As a further scheme of the utility model: the bottom inner cavity of the power output shaft of the telescopic cylinder is provided with a telescopic cavity, the inner top of the telescopic cavity is fixedly provided with a second reset spring, the bottom of the second reset spring is fixedly provided with a plugging rod, and the bottom of the plugging rod movably penetrates through the upper die and is flush with the bottom surface of the upper die.

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

According to the application, through the structure of the feeding pipe and the electric heating plate designed in the upper die, the cleaning component designed in the lower die, the electric telescopic rod and the fixed plate designed at the bottom of the fixed seat and the like, the feeding pipe can be effectively heated by the electric heating plate after or before the injection molding operation is finished each time, so that raw materials adhered to the inside of the feeding pipe are softened or melted, the smoothness and the material guiding smoothness of the inner wall of the feeding pipe are kept, and the cleaning outer cylinder designed in a matching way can realize scraping of raw materials adhered to the inside of the feeding pipe and fall on the inner cavity of the cleaning outer cylinder to be supported through the top of the adjusting rod, so that the raw materials scraped by the inner wall of the feeding pipe are led out conveniently, and the raw materials are prevented from falling on equipment directly.

Drawings

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

FIG. 2 is a schematic view of the front cross-sectional structure of the upper and lower molds of the present utility model prior to closing;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2 according to the present utility model;

FIG. 4 is a schematic view of a three-dimensional semi-sectional structure of a lower mold of the present utility model;

FIG. 5 is a schematic perspective view of a fixing plate according to the present utility model;

FIG. 6 is a schematic view of the front cross-sectional structure of the present utility model after the upper and lower molds are clamped and cleaned;

FIG. 7 is an enlarged schematic view of the structure of the present utility model at B in FIG. 6;

Fig. 8 is an enlarged schematic view of the structure of fig. 6 at C according to the present utility model.

Reference numerals and names in the drawings are as follows:

1. A fixing seat; 2. a fixing frame; 3. a telescopic cylinder; 4. an upper die; 401. a positioning rod; 5. a lower die; 6. a cleaning assembly; 7. injection molding a tube; 8. an electric telescopic rod; 9. a fixing plate; 10. an ejector rod; 11. a cavity; 12. a first reset spring; 13. an injection molding head; 14. a cleaning outer cylinder; 15. an adjusting rod; 16. a feed pipe; 17. an electric heating plate; 18. a second reset spring; 19. a plugging 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. 1-8, an energy storage power supply shell injection mold comprises a fixing seat 1 and a fixing frame 2 arranged at the top of the fixing seat 1, wherein a plurality of telescopic cylinders 3 are arranged at the top of the fixing frame 2, an upper mold 4 is fixed between power output shafts of the telescopic cylinders 3, a through hole is formed in the middle of an inner cavity of the upper mold 4, a feed pipe 16 is fixed in the through hole, the feed pipe 16 can guide raw materials, an annular electric heating plate 17 is arranged at the position, close to the feed pipe 16, of the inner cavity of the upper mold 4, the feed pipe 16 is sleeved in the electric heating plate 17, and after the electric heating plate 17 is started, the feed pipe 16 can be heated, so that the raw materials adhered to the inner wall of the feed pipe 16 are softened or melted; the top of the fixed seat 1 is provided with a lower die 5 at a position corresponding to the upper die 4, the middle part of the inner bottom wall of the lower die 5 is movably inserted with a cleaning assembly 6, the cleaning assembly 6 comprises a cleaning outer cylinder 14 inserted on the lower die 5 and an adjusting rod 15 sleeved in the cleaning outer cylinder 14, the bottom of a rod body of the adjusting rod 15 is provided with threads and is in threaded connection with the cleaning outer cylinder 14, the position of the adjusting rod 15 is in threaded connection with the inner wall of the cleaning outer cylinder 14, so that the smoothness of the inner top wall of the cleaning outer cylinder 14 is realized, and the threaded rotation and stabilization of the adjusting rod 15 in the cleaning outer cylinder 14 are also facilitated; two electric telescopic rods 8 are installed at the bottom of the inner cavity of the fixed seat 1, a fixed plate 9 is fixed at the bottom of a power output shaft of the electric telescopic rods 8, the bottom of a rod body of the cleaning outer cylinder 14 is fixed at the top center position of the fixed plate 9, the bottom of the cleaning outer cylinder 14 is fixedly connected with the fixed plate 9, and the cleaning outer cylinder 14 can be driven to synchronously move and keep the stability of the cleaning outer cylinder 14 when the fixed plate 9 moves.

In this embodiment, the injection molding head 13 is mounted on the top central position of the upper mold 4 through a bolt, a bottom discharge hole of the injection molding head 13 is disposed in the feed pipe 16, a feed inlet of the injection molding head 13 is communicated with a bellows, a feed cylinder of the bellows is communicated with the injection molding pipe 7, and the injection molding pipe 7 fixedly penetrates through the top of the fixing frame 2 and is connected with an injection molding device (the injection molding device is not shown).

Specifically, the injection molding head 13 can be used for conveniently injecting the raw materials into the feeding pipe 16, and the corrugated pipe is connected between the injection molding head 13 and the injection molding pipe 7, so that normal material conveying is not influenced when the upper die 4 moves, and the injection molding head 13 and the injection molding pipe 7 are not limited to the corrugated pipe, and a longer hose can be used.

In this embodiment, positioning rods 401 are fixed at four corners of the bottom of the upper mold 4, positioning grooves are formed at four corners of the top of the lower mold 5, and after the upper mold 4 and the lower mold 5 are closed, the positioning rods 401 are inserted into the positioning grooves.

Specifically, by arranging the positioning rod 401 under the upper die 4, the upper die 4 and the lower die 5 can be completely closed together by matching with the positioning groove on the lower die 5.

In the embodiment, ejector rods 10 are also fixed at four corners of the top of the fixed plate 9, the top of the ejector rods 10 sequentially penetrates through the fixed seat 1 and the lower die 5 in a movable manner, and the top of the ejector rods 10 is flush with the inner bottom wall of the lower die 5; the cavity 11 is formed in the inner cavity of the lower die 5 and close to the position of each ejection rod 10, a first reset spring 12 sleeved on the ejection rods 10 is arranged in the cavity 11, a base plate which is connected in the inner wall of the cavity 11 in a sliding mode is fixed at the bottom of the first reset spring 12, and the middle of the base plate is fixedly sleeved on the ejection rods 10.

Specifically, the design of the ejector rod 10 can cooperate with the cleaning outer cylinder 14 to perform a stable ejection function on the injection molded shell, that is, the cleaning outer cylinder 14 not only realizes the cleaning of the feeding pipe 16, but also realizes the ejection function on the injection molded shell, and the design of the reset spring I12 on the ejector rod 10 has the effect of improving the stability of the ejector rod 10 during movement.

In this embodiment, an annular scraping ring is integrally formed at the top of the side surface of the cleaning outer cylinder 14, and one side of the scraping ring, which is far away from the cleaning outer cylinder 14, is designed into a sharp shape and can be attached to the inner wall of the feeding pipe 16.

Specifically, the annular scraping ring on the cleaning outer cylinder 14 can scrape the raw materials adhered to the inner wall of the feeding pipe 16, and the effect of cleaning the inner wall of the feeding pipe 16 is achieved.

In this embodiment, a telescopic cavity is formed in the bottom inner cavity of the power output shaft of the telescopic cylinder 3, a second return spring 18 is fixed at the inner top of the telescopic cavity, a blocking rod 19 is fixed at the bottom of the second return spring 18, and the bottom of the blocking rod 19 movably penetrates through the upper die 4 and is flush with the bottom surface of the upper die 4.

Specifically, the plugging rod 19 is arranged in the telescopic cylinder 3, and the position of the plugging rod 19 corresponds to the position of the ejection rod 10, so that the lifting of the ejection rod 10 is convenient when the cleaning outer cylinder 14 is cleaned, the ejection rod enters into a hole in which the plugging rod 19 is arranged, and after the cleaning operation is finished, the plugging rod 19 is pushed by the reset spring II 18 to plug the hole, so that the normal injection molding operation is ensured.

When in use:

Before the injection molding of the energy storage power supply shell is performed by using the injection mold, a worker can firstly start the electric heating plate 17, heat the feeding pipe 16 by using the electric heating plate 17, so as to soften or melt raw materials adhered on the inner wall of the feeding pipe 16 in advance (the electric heating plate 17 can also be started later), then the telescopic cylinder 3 pushes the upper mold 4 to move downwards by using the power output shaft of the telescopic cylinder 3, the positioning rod 401 on the upper mold 4 is placed in the positioning groove of the lower mold 5, so as to realize the closing of the upper mold 4 and the lower mold 5, then the worker can twist the adjusting rod 15, the top of the adjusting rod 15 is not flush with the top of the cleaning outer cylinder 14, and the adjusting rod 15 is lowered from the inner top of the cleaning outer cylinder 14 by a certain distance, so that a groove body capable of receiving waste materials is formed;

The electric telescopic rod 8 is started again, the fixed plate 9 is driven to be lifted by the retraction of the power output shaft of the electric telescopic rod 8, so that the cleaning assembly 6 and the ejection rod 10 are synchronously driven to be lifted (the ejection rod 10 compresses the second reset spring 18 through the pushing blocking rod 19), the first reset spring 12 is driven to be compressed through a base plate when the ejection rod 10 is lifted, the annular scraping ring on the cleaning outer cylinder 14 scrapes raw materials adhered to the inner wall of the feeding pipe 16 through sharp corners when the cleaning outer cylinder 14 of the cleaning assembly 6 enters the inner wall of the feeding pipe 16, and the scraped raw materials can be easily scraped because the raw materials are softened or melted, the scraped raw materials can fall into a groove formed between the adjusting rod 15 and the cleaning outer cylinder 14, waste materials can be received, and the continuous expansion of the power output shaft of the electric telescopic rod 8 can be driven to continuously scrape the inner wall of the cleaning outer cylinder 14, so that a better cleaning effect is realized;

After the cleaning of the feeding pipe 16 is finished, a worker can unscrew the adjusting rod 15 from the cleaning outer cylinder 14 and clean waste received at the top of the adjusting rod 15, and after the cleaning is finished, the adjusting rod 15 can be screwed into the cleaning outer cylinder 14 again, and the top of the adjusting rod 15 is level with the top of the cleaning outer cylinder 14;

Then, starting the telescopic cylinder 3, driving the upper die 4 to lift by using a power output shaft of the telescopic cylinder 3, withdrawing the cleaning outer cylinder 14 from the feeding pipe 16 after the upper die 4 is lifted, allowing the ejector rod 10 to move downwards under the rebound action of the second reset spring 18 to block the hole, starting the electric telescopic rod 8 after cleaning the waste possibly remained at the top of the cleaning outer cylinder 14, pushing the fixing plate 9 to move downwards by using the electric telescopic rod 8, and driving the cleaning outer cylinder 14 and the ejector rod 10 to move downwards after the fixing plate 9 moves downwards, so that the top of the cleaning outer cylinder 14 and the top of the ejector rod 10 are finally flush with the inner bottom wall of the lower die 5;

When the injection molding of the energy storage power supply shell is carried out:

Firstly, starting a telescopic cylinder 3, pushing an upper die 4 to be closed at the top of a lower die 5 by using a power output shaft of the telescopic cylinder 3, then conveying injection molding raw materials into an injection molding pipe 7 through external injection molding equipment, and guiding the raw materials into a gap formed between the upper die 4 and the lower die 5 after the raw materials are guided by the injection molding pipe 7, a corrugated pipe, an injection molding head 13 and a feeding pipe 16, so that molding is realized;

During the drawing of patterns, thereby drive the top that goes up mould 4 from bed die 5 and break away from through starting flexible cylinder 3, then start electric telescopic handle 8 to drive fixed plate 9 lifting, synchronous drive ejector rod 10 and clean subassembly 6 lifting when the fixed plate 9 lifting, and ejector rod 10 can carry out even atress top to the shell four corners of shaping in bed die 5 when the lifting and move, and clean subassembly 6 then can carry out the top to the bottom surface middle part of shaping shell, thereby make the shaping shell in bed die 5 by the even more of power of top, ejecting effect is better.

It should be noted that, the shell formed in the lower mold 5 may be cooled by a water cooling manner, and the cooling of the mold by a water cooling manner belongs to a technology disclosed and known in the prior art, and does not fall into the technical innovation scope of the present application, and is not described in detail in the present specification.

It should be noted that, the cleaning of the inner wall of the feeding tube 16 may be performed before the injection molding of the mold is started, or may be performed after the end of each injection molding operation, and the operation manner is as mentioned above, so that the description thereof will not be repeated.

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 (6)

1. The utility model provides an energy storage power supply's shell injection mold, includes fixing base (1) and sets up mount (2) at fixing base (1) top, its characterized in that, a plurality of flexible cylinders (3) are installed at the top of mount (2), are fixed with last mould (4) between the power output shaft of a plurality of flexible cylinders (3), perforation has been seted up at the inner chamber middle part of last mould (4), and is fixed with inlet pipe (16) in the perforation, annular electrical heating board (17) are installed in the position department that just is close to inlet pipe (16) in the inner chamber of last mould (4), inlet pipe (16) cover is established in the inside of electrical heating board (17);

The cleaning device comprises a fixing seat (1), a lower die (5) is arranged at the top of the fixing seat (1) and at a position corresponding to an upper die (4), a cleaning assembly (6) is movably inserted in the middle of the inner bottom wall of the lower die (5), the cleaning assembly (6) comprises a cleaning outer cylinder (14) inserted in the lower die (5) and an adjusting rod (15) sleeved in the cleaning outer cylinder (14), and the bottom of a rod body of the adjusting rod (15) is provided with threads and is in threaded connection with the cleaning outer cylinder (14);

Two electric telescopic rods (8) are installed at the bottom of an inner cavity of the fixing seat (1), a fixing plate (9) is fixed at the bottom of a power output shaft of each electric telescopic rod (8), and the bottom of a rod body of the cleaning outer cylinder (14) is fixed at the top center position of the fixing plate (9).

2. The shell injection mold of an energy storage power supply according to claim 1, wherein an injection molding head (13) is mounted at the top central position of the upper mold (4) through a bolt, a bottom discharge hole of the injection molding head (13) is arranged in a feed pipe (16), a feed inlet of the injection molding head (13) is communicated with a corrugated pipe, a feed cylinder of the corrugated pipe is communicated with an injection molding pipe (7), and the injection molding pipe (7) is fixedly penetrated out of the top of a fixing frame (2) and connected with injection molding equipment.

3. The shell injection mold of an energy storage power supply according to claim 1, wherein positioning rods (401) are fixed at four corners of the bottom of the upper mold (4), positioning grooves are formed in four corners of the top of the lower mold (5), and the positioning rods (401) are inserted into the positioning grooves after the upper mold (4) and the lower mold (5) are closed.

4. The shell injection mold of the energy storage power supply according to claim 1, wherein ejector rods (10) are further fixed at four corners of the top of the fixed plate (9), the tops of the ejector rods (10) sequentially penetrate through the fixed seat (1) and the lower mold (5) in a movable mode, and the tops of the ejector rods (10) are flush with the inner bottom wall of the lower mold (5);

The cavity (11) is formed in the inner cavity of the lower die (5) and is close to the position of each ejector rod (10), a first reset spring (12) sleeved on the ejector rods (10) is arranged in the cavity (11), a base plate which is connected in the inner wall of the cavity (11) in a sliding mode is fixed at the bottom of the first reset spring (12), and the middle of the base plate is fixedly sleeved on the ejector rods (10).

5. The housing injection mold of the energy storage power supply according to claim 1, wherein an annular scraping ring is integrally formed at the top of the side surface of the cleaning outer cylinder (14), and one side of the scraping ring far away from the cleaning outer cylinder (14) is designed into a sharp angle shape and can be attached to the inner wall of the feeding pipe (16).

6. The shell injection mold of an energy storage power supply according to claim 1, wherein a telescopic cavity is formed in a bottom inner cavity of a power output shaft of the telescopic cylinder (3), a second return spring (18) is fixed at the inner top of the telescopic cavity, a blocking rod (19) is fixed at the bottom of the second return spring (18), and the bottom of the blocking rod (19) movably penetrates through the upper mold (4) and is flush with the bottom surface of the upper mold (4).