CN218892148U

CN218892148U - Water tank mould with nut external member

Info

Publication number: CN218892148U
Application number: CN202223447526.3U
Authority: CN
Inventors: 戚健民
Original assignee: Huizhou Yirixin Environmental Protection Technology Co ltd
Current assignee: Huizhou Yirixin Environmental Protection Technology Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-04-21
Anticipated expiration: 2032-12-22

Abstract

The utility model relates to a water tank mold with a nut sleeve, which comprises an upper mold assembly, a middle mold assembly, a lower mold assembly and a nut fixing assembly; the upper die assembly, the middle die assembly and the lower die assembly are combined to form an injection cavity; the middle die assembly comprises an inner die and an outer die, the outer die wraps the inner die, and the injection cavity is positioned between the inner die and the outer die; the outer module is provided with a mounting hole, the nut fixing assembly is fixedly arranged at a position, close to the mounting hole, of the outer module, and at least part of the nut fixing assembly penetrates through the mounting hole to be positioned in the injection cavity; the lower die assembly comprises four connecting columns and a lower die assembly, the four connecting columns are respectively arranged at four corners of the lower die assembly, the four connecting columns respectively penetrate through the middle die assembly and the upper die assembly in sequence, and the middle die assembly is connected with the upper die assembly. The water tank mold with the nut sleeve can accurately and stably arrange the nut sleeve in the water tank mold by using the nut fixing assembly, so that the water tank with the nut sleeve can be better molded.

Description

Water tank mould with nut external member

Technical Field

The utility model relates to the technical field of dies, in particular to a water tank die with a nut sleeve.

Background

Because the nut sleeve and the water tank are made of different materials, the nut sleeve is required to be put into a water tank die for injection molding, so that the water tank with the nut sleeve is obtained.

However, the existing water tank mold does not have a structure for fixing the nut suite in the mold, and the nut suite is usually fixed in the water tank mold by clamping and fixing. The nut sleeve fixed in the mode is easy to push by plastic solution in the injection molding process, so that the nut sleeve in the injection molded water tank is shifted in position, and the nut sleeve in the water tank mold cannot be used.

Disclosure of Invention

The present utility model is directed to a water tank mold with a nut sleeve to solve the above-mentioned problems in the background art.

The technical scheme of the utility model is that the water tank mold with the nut suite comprises an upper mold assembly, a middle mold assembly, a lower mold assembly and a nut fixing assembly; the upper die assembly, the middle die assembly and the lower die assembly are combined to form an injection cavity; the middle die assembly comprises an inner die block and an outer die block, the outer die block wraps the inner die block, and the injection cavity is positioned between the inner die block and the outer die block; the outer module is provided with a mounting hole, the nut fixing assembly is fixedly arranged at a position, close to the mounting hole, of the outer module, and the nut fixing assembly at least partially penetrates through the mounting hole and is positioned in the injection molding cavity; the lower die assembly comprises four connecting columns and a lower die assembly, the four connecting columns are respectively arranged at four corners of the lower die assembly, the four connecting columns respectively penetrate through the middle die assembly and the upper die assembly in sequence, and the middle die assembly is connected with the upper die assembly.

In one embodiment, the nut fixing assembly comprises a cylinder and a fixing frame, one end of the fixing frame is connected with the outer die, the other end of the fixing frame is connected with the cylinder, and a piston rod portion of the cylinder penetrates through the fixing frame and the mounting hole.

In one embodiment, an injection molding groove is concavely formed in one surface of the inner module facing the outer module.

In one embodiment, the middle die assembly further comprises a fixed frame disposed around the periphery of the outer die block.

In one embodiment, a connecting rod is arranged on the fixed frame, one end of the connecting rod is connected with the fixed frame, and the other end of the connecting rod is fixedly connected with the upper die assembly.

In one embodiment, a cooling flow passage is formed in the inner module.

In one embodiment, the lower module is provided with an inlet channel and an outlet channel, the inlet channel is communicated with one side of the cooling flow channel, and the outlet channel is communicated with the other side of the cooling flow channel.

In one embodiment, a plurality of mounting grooves are formed in one surface of the lower die assembly, which faces away from the middle die assembly.

The beneficial effects provided by the utility model are as follows: through being provided with nut fixed subassembly on the mould body, and offered the mounting hole on the well mould subassembly, nut fixed subassembly is used for passing the nut external member accurately in the mounting hole, and nut fixed subassembly can also be with the nut external member firm fixed mounting in the injection molding intracavity of the water tank mould that has the nut external member. The nut sleeve can be firmly fixed in the water tank mould in the mode. The water tank mold with the nut sleeve can accurately and firmly set the nut sleeve in the injection cavity of the water tank mold by using the nut fixing assembly, so that the water tank with the nut sleeve can be better molded, and the nut sleeve in the molded water tank is accurate in position and can be used for externally connecting a pipeline.

Drawings

FIG. 1 is a schematic perspective view of a water tank mold with a nut assembly according to an embodiment;

FIG. 2 is a schematic view showing an exploded perspective view of a water tank mold with a nut assembly according to an embodiment;

FIG. 3 is a schematic perspective view of a mold assembly in one embodiment;

FIG. 4 is a schematic perspective view of a lower mold assembly according to an embodiment;

fig. 5 is a schematic perspective view of a nut fixing assembly according to an embodiment.

In the drawings, 10, a water tank mold with a nut set; 100. an upper die assembly; 200. a middle mold assembly; 210. an inner module; 211. an injection molding groove; 220. an outer module; 221. a mounting hole; 230. a fixed frame; 240. a connecting rod; 250. a cooling flow passage; 300. a lower die assembly; 310. a connecting column; 320. a lower module; 330. an inlet passage; 340. an outlet channel; 350. a mounting groove; 400. a nut fixing assembly; 410. a cylinder; 420. a fixing frame; 500. and an injection molding cavity.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The technical solution of the present utility model will be further described below with reference to the accompanying drawings of the embodiments of the present utility model, and the present utility model is not limited to the following specific embodiments.

It should be understood that the same or similar reference numerals in the drawings of the embodiments correspond to the same or similar components. In the description of the present utility model, it should be understood that, if there are terms such as "upper", "lower", "front", "rear", "left", "right", "top", "bottom", etc., that indicate an azimuth or a positional relationship based on the directions or the positional relationships shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but not for indicating or suggesting that the apparatus or element to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limitations of the present patent, and that the specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.

In one embodiment, as shown in fig. 1, 2 and 3, a water tank mold 10 having a nut set includes an upper mold assembly 100, a middle mold assembly 200, a lower mold assembly 300 and a nut fixing assembly 400; the upper die assembly 100, the middle die assembly 200 and the lower die assembly are combined to form an injection cavity 500; the middle mold assembly 200 comprises an inner mold block 210 and an outer mold block 220, the outer mold block 220 is disposed around the inner mold block 210, and the injection mold cavity 500 is located between the inner mold block 210 and the outer mold block 220; the outer module 220 is provided with a mounting hole 221, the nut fixing assembly 400 is fixedly arranged at a position of the outer module 220 close to the mounting hole 221, and the nut fixing assembly 400 at least partially penetrates through the mounting hole 221 and is positioned in the injection cavity 500; the lower die assembly 300 includes four connecting columns 310 and a lower die 320, the four connecting columns 310 are respectively disposed at four corners of the lower die 320, and the four connecting columns 310 respectively pass through the middle die assembly 200 and the upper die assembly 100 in sequence, and the middle die assembly 200 is connected with the upper die assembly 100.

Specifically, the mounting hole 221 is formed in the middle-outer module 220, and the mounting hole 221 is used for allowing the nut set to enter the accommodating cavity. The nut fixing assembly 400 can accurately pass the nut fitting into the mounting hole 221, and the nut fixing assembly 400 can firmly and fixedly mount the nut fitting into the injection cavity 500 of the water tank mold 10 having the nut fitting. In this way, the nut fitting can be firmly fixed in the water tank mold 10 having the nut fitting. By using the water tank mold 10 with the nut sleeve provided by the utility model for injection molding, the water tank with the nut sleeve can be better molded, and the position of the nut sleeve in the molded water tank is accurate.

In one embodiment, as shown in fig. 1 and 2, two nut fixing assemblies 400 are provided, and two nut fixing assemblies 400 are respectively provided at both sides of the water tank mold 10 having the nut set, i.e., the nut set is provided at both sides of the outer mold 220.

In order to more firmly arrange the nut assembly in the injection molding cavity 500, in one embodiment, as shown in fig. 5, the nut fixing assembly 400 includes a cylinder 410 and a fixing frame 420, one end of the fixing frame 420 is connected with the outer mold 220, the other end of the fixing frame 420 is connected with the cylinder 410, and a piston rod portion of the cylinder 410 passes through the fixing frame 420 and the mounting hole 221. Specifically, the fixing frame 420 is fixed to the outer module 220 by bolts. The nut set is pushed through the piston rod of the cylinder 410, so that the nut set can be pushed into the injection cavity 500 from the mounting hole 221, and the push rod is always pushed against the nut set, so that the nut set can be firmly fixed in the accommodating cavity. By this arrangement, the nut fitting can be firmly set in the injection molding cavity 500 until the water tank is injection molded.

In one embodiment, as shown in fig. 2, an injection molding groove 211 is concavely formed on a surface of the inner mold block 210 facing the outer mold block 220. Specifically, the injection molding groove 211 is used for injecting the compression-resistant strip structure of the water tank. By arranging the injection molding groove 211, the inner wall of the injection molding water tank can be provided with a convex compression-resistant strip structure, so that the injection molding water tank can be provided with a stronger water pressure resistant structure, and the structural strength of the water tank is improved.

To enhance the structural strength of the outer module 220, in one embodiment, as shown in fig. 2 and 3, the middle mold assembly 200 further includes a fixing frame 230, and the fixing frame 230 is disposed around the outer periphery of the outer module 220. Specifically, the four corner positions of the fixing frame 230 are respectively provided with a connecting hole, and the four connecting posts 310 respectively pass through the connecting holes correspondingly, so that the fixing frame 230 is disposed on the four connecting posts 310. By providing the fixing frame 230 at the outer periphery of the outer module 220, the fixing frame 230 can strengthen the structural strength of the outer module 220.

In order to further fix the fixing frame 230, in one embodiment, as shown in fig. 2, a connection rod 240 is provided on the fixing frame 230, and one end of the connection rod 240 is connected to the fixing frame 230, and the other end of the connection rod 240 is fixedly connected to the upper die assembly 100. Specifically, by providing the connection rod 240 on the fixing frame 230, the connection rod 240 serves to connect the upper die assembly 100, thereby enhancing structural stability of the fixing frame 230.

To quickly cool the plastic water tank for demolding after injection molding is completed, in one embodiment, as shown in fig. 3, a cooling flow channel 250 is opened inside the inner module 210. Specifically, after the injection molding of the water tank mold 10 with the nut set is completed, that is, when the water tank in the accommodating cavity is molded, the injection molded water tank can be quickly cooled by the cooling liquid by injecting the cooling liquid into the cooling flow channel 250, so that the demolding is facilitated.

To facilitate injection of the cooling fluid into the cooling flow channel 250, in one embodiment, as shown in fig. 1, the lower module 320 is provided with an inlet channel 330 and an outlet channel 340, wherein the inlet channel 330 is in communication with one side of the cooling flow channel 250, and the outlet channel 340 is in communication with the other side of the cooling flow channel 250. Specifically, the inlet channel 330 is used for flowing the cooling liquid into the cooling flow channel 250, and the outlet channel is used for flowing the cooling liquid out of the cooling flow channel 250 into the cooling flow channel 250. By providing the inlet channel 330 and the outlet channel 340 on the lower module 320, the injection or discharge of the cooling fluid in the cooling channel is facilitated. By this arrangement, the cooling fluid is conveniently circulated into the cooling flow channel 250 through the inlet channel 330 and the outlet channel 340, thereby rapidly cooling the plastic water tank formed in the injection molding cavity 500.

To facilitate accurate installation of the water tank mold 10 with the nut assembly on an injection molding machine, in one embodiment, as shown in fig. 4, the side of the lower mold assembly 300 facing away from the middle mold assembly 200 is provided with a plurality of mounting grooves 350. Specifically, the mounting groove 350 is used for positioning and clamping the water tank mold 10 with the nut set on an injection molding machine.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The water tank mold with the nut suite is characterized by comprising an upper mold assembly, a middle mold assembly, a lower mold assembly and a nut fixing assembly;

the upper die assembly, the middle die assembly and the lower die assembly are combined to form an injection cavity;

the middle die assembly comprises an inner die block and an outer die block, the outer die block wraps the inner die block, and the injection cavity is positioned between the inner die block and the outer die block; the outer module is provided with a mounting hole, the nut fixing assembly is fixedly arranged at a position, close to the mounting hole, of the outer module, and the nut fixing assembly at least partially penetrates through the mounting hole and is positioned in the injection molding cavity;

the lower die assembly comprises four connecting columns and a lower die assembly, the four connecting columns are respectively arranged at four corners of the lower die assembly, the four connecting columns respectively penetrate through the middle die assembly and the upper die assembly in sequence, and the middle die assembly is connected with the upper die assembly.

2. The water tank mold with a nut set as claimed in claim 1, wherein the nut fixing assembly includes a cylinder and a fixing frame, one end of the fixing frame is connected with the outer mold block, the other end of the fixing frame is connected with the cylinder, and a piston rod portion of the cylinder passes through the fixing frame and the mounting hole.

3. The water tank mold with nut set as claimed in claim 1, wherein a side of the inner mold facing the outer mold is concavely provided with an injection molding groove.

4. The water tank mold with nut set as in claim 1, wherein said middle mold assembly further comprises a fixed frame disposed around a periphery of said outer mold block.

5. The water tank mold with a nut set as claimed in claim 4, wherein a connection rod is provided on the fixing frame, one end of the connection rod is connected with the fixing frame, and the other end of the connection rod is fixedly connected with the upper mold assembly.

6. The water tank mold with nut set as in claim 1, wherein a cooling runner is opened inside the inner mold.

7. The water tank mold with nut set as claimed in claim 6, wherein the lower mold block is provided with an inlet passage and an outlet passage, the inlet passage being communicated with one side of the cooling flow passage, the outlet passage being communicated with the other side of the cooling flow passage.

8. The water tank mold with nut set as claimed in any one of claims 1 to 7, wherein a plurality of mounting grooves are provided on a side of the lower mold assembly facing away from the middle mold assembly.