CN221793705U - Cosmetic injection mold with cooling structure - Google Patents

Abstract

The utility model relates to the technical field of injection molding, and discloses a cosmetic injection mold with a cooling structure, which comprises a first mold, wherein a second mold is arranged above the first mold, support rods are fixedly connected to four corners of the lower surface of the first mold, the bottoms of the support rods are fixedly connected with a bottom plate, supporting legs are fixedly connected to four corners of the lower surface of the bottom plate, a fixing mechanism is arranged on the upper surface of the first mold, a demolding mechanism is arranged below the first mold, a cooling mechanism is arranged on the right side above the bottom plate, and the cooling mechanism comprises a cooling channel. According to the injection mold, the cooling channel is arranged below the inner part of the first mold, the cooling channel is a U-shaped channel, the liquid suction pump pumps cooling liquid in the liquid storage tank to the liquid outlet pipe through the liquid suction pipe, the liquid outlet pipe is connected with the liquid inlet pipe through the hose, and the liquid return pipe is connected with the liquid storage tank through the hose, so that the effect of improving the cooling efficiency of the injection mold can be achieved.

Description

A cosmetic injection mold with cooling structure

Technical Field

The utility model relates to the technical field of injection molding, in particular to a cosmetic injection mold with a cooling structure.

Background Art

With the rapid development of the cosmetics market, the demand for cosmetic packaging containers is also increasing. Cosmetic packaging containers are usually produced by injection molding. Cosmetic injection molds are molds specially designed for the production of cosmetic packaging containers and components. Injection molds are a common type of mold in the field of plastic processing. They can inject molten plastic or other injection materials into the mold cavity through the injection molding process to form product parts with specific shapes, sizes and surface features.

During the injection molding process, the cooling efficiency of the mold directly affects the molding quality and production efficiency of the product. Existing cosmetic injection molds have low cooling efficiency and long cooling time during use, which limits production efficiency and may affect product quality.

Utility Model Content

1. Technical issues to be resolved

In view of the deficiencies in the prior art, the utility model provides a cosmetic injection mold with a cooling structure, which has the advantages of improving the cooling efficiency of the injection mold and solves the problems mentioned in the above background technology.

(II) Technical solution

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cosmetic injection mold with a cooling structure, comprising a first mold, a second mold is arranged above the first mold, support rods are fixedly connected at the four corners of the lower surface of the first mold, the bottom of the support rods is fixedly connected to the bottom plate, and the four corners of the lower surface of the bottom plate are fixedly connected to the support legs, a fixing mechanism is arranged on the upper surface of the first mold, a demoulding mechanism is arranged below the first mold, a cooling mechanism is arranged on the upper right side of the bottom plate, the cooling mechanism comprises a cooling channel, the cooling channel is opened at the lower part of the interior of the first mold, a liquid inlet pipe is fixedly connected to one side of the cooling channel, and a liquid return pipe is fixedly connected to the other side of the cooling channel, a liquid storage tank is fixedly installed on the right side of the upper surface of the bottom plate, a liquid pump is fixedly installed in the middle of the upper surface of the liquid storage tank, a liquid pump is fixedly connected to the middle of the front of the liquid pump, and a liquid outlet pipe is fixedly connected to the middle of the upper surface of the liquid pump, a placement groove is opened in the middle of the left and right sides of the upper surface of the first mold, and a cooling ring is arranged above the placement groove.

Preferably, the fixing mechanism includes a card slot, which is opened at the edge of the upper surface of the first mold, and the four corners of the upper surface of the first mold are fixedly connected with a card rod, the edge of the lower surface of the second mold is fixedly connected with a sealing gasket, and the four corners of the lower surface of the second mold are provided with a socket.

The card slot is embedded in the upper surface of the first mold, and the bottoms of the four card rods are vertically connected to the four corners of the upper surface of the first mold. The sealing gasket can be stuck inside the card slot to improve the sealing between the first mold and the second mold. The four sockets are respectively embedded in the four corners of the lower surface of the second mold, and the card rods can be inserted into the sockets to improve the stability of the first mold and the second mold when they are fitted.

The first mold is fixedly connected to the middle of both left and right sides with a first fixed block, a nut is arranged below the first fixed block, the second mold is fixedly connected to the middle of both left and right sides with a second fixed block, and a threaded rod is fixedly connected to the middle of the lower surface of the second fixed block.

The first fixed block and the second fixed block on the same side correspond to each other. The top of the threaded rod is vertically connected to the middle of the lower surface of the second fixed block and can pass through the interior of the first fixed block. The nut and the threaded rod perform threaded rotation to tightly fix the first mold and the second mold together.

Preferably, the demoulding mechanism comprises a through hole, which is opened in the middle of the interior of the first mold, and a cylinder is fixedly installed in the middle of the upper surface of the base plate.

Preferably, a piston rod is provided on the top of the cylinder, and the top of the piston rod is fixedly connected to a chassis.

Preferably, a push rod is fixedly connected to the middle portion of the upper surface of the chassis, and a spring tube is arranged outside the push rod.

The through hole runs through the middle part of the interior of the first mold, the bottom of the cylinder is placed in the middle part of the upper surface of the bottom plate, the spring tube is sleeved on the outside of the piston rod, and the cylinder drives the top chassis and the ejector rod to move up and down elastically through the top piston rod to eject the mold after the injection molding inside the first mold is completed.

Compared with the prior art, the utility model provides a cosmetic injection mold with a cooling structure, which has the following beneficial effects:

1. The utility model has a cooling channel opened at the lower part of the first mold, and the cooling channel is a U-shaped channel. The liquid pump draws the coolant in the liquid storage tank to the liquid outlet pipe through the liquid pumping pipe. The liquid outlet pipe is connected to the liquid inlet pipe through a hose, and the liquid return pipe is connected to the liquid storage tank through the hose, thereby achieving the effect of improving the cooling efficiency of the injection mold.

2. The utility model has a through hole opened in the middle of the first mold, and the push rod can move up and down inside the through hole. The first cylinder drives the upper push rod to move through the top piston rod to lift the mold in the first mold, thereby facilitating the operator to demold the mold.

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a schematic diagram of the overall structure of the utility model;

FIG2 is a schematic diagram of the second mold structure of the utility model;

FIG3 is a schematic diagram of a front cross-sectional view of the first mold of the utility model;

FIG4 is a schematic diagram of the cooling channel structure of the present invention.

Wherein: 1. first mould; 101. second mould; 102. support rod; 103. bottom plate; 104. support foot; 2. fixing mechanism; 201. slot; 202. clamping rod; 203. sealing gasket; 204. jack; 205. first fixing block; 206. nut; 207. second fixing block; 208. threaded rod; 3. demoulding mechanism; 301. through hole; 302. cylinder; 303. piston rod; 304. chassis; 305. ejector rod; 306. spring tube; 4. cooling mechanism; 401. cooling channel; 402. liquid inlet pipe; 403. liquid return pipe; 404. liquid storage tank; 405. liquid pump; 406. liquid pump; 407. liquid outlet pipe; 408. placement groove; 409. cooling ring.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Please refer to Figures 1-4, a cosmetic injection mold with a cooling structure includes a first mold 1, a second mold 101 is arranged above the first mold 1, support rods 102 are fixedly connected at the four corners of the lower surface of the first mold 1, a bottom plate 103 is fixedly connected to the bottom of the support rod 102, and legs 104 are fixedly connected at the four corners of the lower surface of the bottom plate 103. A fixing mechanism 2 is arranged on the upper surface of the first mold 1, a demoulding mechanism 3 is arranged below the first mold 1, and a cooling mechanism 4 is arranged on the upper right side of the bottom plate 103. The first mold 1 and the second mold 101 correspond to each other and are fitted together to form a complete injection mold. The support rod 102 is vertically connected between the first mold 1 and the bottom plate 103, and the legs 104 support the bottom plate 103.

The cooling mechanism 4 includes a cooling channel 401, which is opened at the lower part of the interior of the first mold 1. A liquid inlet pipe 402 is fixedly connected to one side of the cooling channel 401, and a liquid return pipe 403 is fixedly connected to the other side of the cooling channel 401. A liquid storage tank 404 is fixedly installed on the right side of the upper surface of the bottom plate 103, and a liquid pump 405 is fixedly installed in the middle of the upper surface of the liquid storage tank 404. A liquid pump 406 is fixedly connected to the middle of the front of the liquid pump 405, and a liquid outlet pipe 407 is fixedly connected to the middle of the upper surface of the liquid pump 405. Placement grooves 408 are opened in the middle of the left and right sides of the upper surface of the first mold 1, and a cooling ring 409 is arranged above the placement groove 408. The cooling channel 401 is opened at the lower part of the interior of the first mold 1, and its shape is U-shaped. The liquid inlet pipe 402 and the liquid return pipe 403 are fixedly installed on the right side of the upper surface of the bottom plate 103. They are respectively connected to the two ends of the cooling channel 401. The liquid storage tank 404 stores coolant inside. The liquid pump 405 draws the coolant inside the liquid storage tank 404 into the liquid outlet pipe 407 through the liquid extraction pipe 406. The liquid outlet pipe 407 is connected to the liquid inlet pipe 402 through a hose to input the coolant into the cooling channel 401. The return pipe 403 is connected to the liquid storage tank 404 through a hose. The coolant in the cooling channel 401 returns to the liquid storage tank 404 through it to complete a closed cycle. The two placement grooves 408 are respectively embedded in the left and right sides of the upper surface of the first mold 1, and are used to place the cooling ring 409. The cooling ring 409 is made of copper and directly contacts the surface of the circular part to accelerate the conduction of heat, which can effectively help control the mold temperature and improve the product quality and production efficiency.

Specifically, as shown in Figures 1 and 2, the fixing mechanism 2 includes a card slot 201, which is opened at the edge of the upper surface of the first mold 1, and the four corners of the upper surface of the first mold 1 are fixedly connected with a card rod 202, and the edge of the lower surface of the second mold 101 is fixedly connected with a sealing gasket 203, and the four corners of the lower surface of the second mold 101 are provided with a socket 204.

Through the above technical scheme, the card slot 201 is embedded in the upper surface of the first mold 1, the bottoms of the four card rods 202 are respectively vertically connected to the four corners of the upper surface of the first mold 1, the sealing gasket 203 can be stuck in the inside of the card slot 201 to improve the sealing between the first mold 1 and the second mold 101, the four sockets 204 are respectively embedded in the four corners of the lower surface of the second mold 101, and the card rods 202 can be inserted into the inside of the sockets 204 to improve the stability of the first mold 1 and the second mold 101 when they are fitted.

Specifically, as shown in Figures 2 and 3, the first fixed blocks 205 are fixedly connected to the middle of the left and right sides of the first mold 1, and a nut 206 is provided below the first fixed block 205. The second fixed blocks 207 are fixedly connected to the middle of the left and right sides of the second mold 101, and a threaded rod 208 is fixedly connected to the middle of the lower surface of the second fixed block 207.

Through the above technical solution, the first fixed block 205 and the second fixed block 207 on the same side correspond to each other, the top of the threaded rod 208 is vertically connected to the middle of the lower surface of the second fixed block 207, and can pass through the interior of the first fixed block 205, and the nut 206 and the threaded rod 208 perform threaded rotation movement to tightly fix the first mold 1 and the second mold 101 together.

Specifically, as shown in Figure 3, the demolding mechanism 3 includes a through hole 301, which is opened in the middle part of the interior of the first mold 1, and a cylinder 302 is fixedly installed in the middle part of the upper surface of the bottom plate 103. A piston rod 303 is arranged on the top of the cylinder 302, and a chassis 304 is fixedly connected to the top of the piston rod 303. A push rod 305 is fixedly connected to the middle part of the upper surface of the chassis 304, and a spring tube 306 is arranged on the outside of the push rod 305.

Through the above technical solution, the through hole 301 runs through the middle part of the interior of the first mold 1, the bottom of the cylinder 302 is placed in the middle of the upper surface of the bottom plate 103, the spring tube 306 is sleeved on the outside of the piston rod 303, and the cylinder 302 drives the top chassis 304 and the push rod 305 to move up and down elastically through the top piston rod 303 to eject the mold after the injection molding inside the first mold 1 is completed.

When in use, the operator places the prepared cooling ring 409 inside the placement groove 408, and covers the second mold 101 above the first mold 1, so that the clamping rod 202 can be inserted into the inside of the socket 204, and the sealing gasket 203 can be embedded in the inside of the clamping groove 201. At this time, the threaded rod 208 passes through the first fixing block 205, and the nut 206 is screwed on the outside of the threaded rod 208 to fix the first mold 1 and the second mold 101 together. The liquid inlet pipe 402 and the liquid outlet pipe 407 are connected together through a hose, and the return pipe 403 and the liquid storage tank 404 are connected together. The liquid pump 405 draws the coolant inside the liquid storage tank 404 to the liquid outlet pipe 407 through the liquid suction pipe 406, and sends it into the cooling channel 401 through the liquid inlet pipe 402. After the injection molding is completed, the second mold 101 is opened, and the cylinder 302 drives the ejector rod 305 to move through the piston rod 303 to eject the mold.

Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. Cosmetic injection mold with cooling structure, including first mould, its characterized in that: the top of first mould is provided with the second mould, the equal fixedly connected with bracing piece in lower surface four corners department of first mould, the bottom fixedly connected with bottom plate of bracing piece, the equal fixedly connected with stabilizer blade in lower surface four corners department of bottom plate, the upper surface of first mould is provided with fixed establishment, the below of first mould is provided with demoulding mechanism, the top right side of bottom plate is provided with cooling mechanism, cooling mechanism includes cooling channel, cooling channel opens the inside below of first mould, one side fixedly connected with feed liquor pipe of cooling channel, the opposite side fixedly connected with return liquor pipe of cooling channel, the upper surface right side fixedly mounted of bottom plate has the liquid reserve tank, the upper surface middle part fixedly connected with drawing liquid pump of liquid reserve tank, the upper surface middle part fixedly connected with drain pipe of drawing liquid pump, the standing groove has all been seted up at the left and right sides middle part of first mould upper surface, the top of standing groove is provided with the cooling ring.

2. The cosmetic injection mold with a cooling structure according to claim 1, characterized in that: the fixing mechanism comprises a clamping groove, the clamping groove is formed in the edge of the upper surface of the first die, clamping rods are fixedly connected to the four corners of the upper surface of the first die, sealing gaskets are fixedly connected to the edge of the lower surface of the second die, and insertion holes are formed in the four corners of the lower surface of the second die.

3. The cosmetic injection mold with a cooling structure according to claim 1, characterized in that: the first fixed block is fixedly connected to the middle parts of the left side and the right side of the first die, a nut is arranged below the first fixed block, the second fixed block is fixedly connected to the middle parts of the left side and the right side of the second die, and a threaded rod is fixedly connected to the middle part of the lower surface of the second fixed block.

4. The cosmetic injection mold with a cooling structure according to claim 1, characterized in that: the demolding mechanism comprises a through hole, the through hole is formed in the middle of the inner portion of the first mold, and an air cylinder is fixedly arranged in the middle of the upper surface of the bottom plate.

5. The cosmetic injection mold with a cooling structure according to claim 4, wherein: the top of cylinder is provided with the piston rod, the top fixedly connected with chassis of piston rod.

6. The cosmetic injection mold with a cooling structure according to claim 5, characterized in that: the middle part of the upper surface of the chassis is fixedly connected with a push rod, and a spring tube is arranged outside the push rod.