CN219466930U

CN219466930U - Plastic knife and fork injection mold with condensation function

Info

Publication number: CN219466930U
Application number: CN202320524998.XU
Authority: CN
Inventors: 奚源
Original assignee: Nanjing Haoyiqi Material Technology Co ltd
Current assignee: Nanjing Haoyiqi Material Technology Co ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-08-04
Anticipated expiration: 2033-03-17

Abstract

The utility model relates to the technical field of plastic knife and fork injection molds, and discloses a plastic knife and fork injection mold with a condensation function. According to the utility model, when the injection molding process of the cutlery needs to be carried out, the cooling forming is accelerated through the cold water pipe, the water pump and the cooling pipe, the external button are used for conveying cold water injected into the water storage tank through the water inlet pipe upwards, the cold water is conveyed into the die cavity through the cold water pipe, the cold water in the die absorbs heat of the die to be changed into warm water, the water temperature is reduced after the cold water passes through the cooling pipe in the cooling box, and the cold water is pumped out again after the cold water enters the water storage tank through the circulating pipe, so that the recycling effect is achieved, the waste of water sources is reduced, the injection molding of the cutlery is quickened, the natural cooling time is shortened, and the processing efficiency of the cutlery is improved.

Description

Plastic knife and fork injection mold with condensation function

Technical Field

The utility model relates to the technical field of plastic knife and fork injection molds, in particular to a plastic knife and fork injection mold with a condensation function.

Background

The injection molding is a processing method used when producing parts with complex shapes in batches, in particular to a method for injecting heated and melted plastic into a die cavity by an injection molding machine under high pressure, obtaining a formed product after cooling and solidifying, wherein the production and the molding of a knife, fork and spoon are manufactured by the injection molding, the materials are poured into the die and then cooled and molded,

at present, in the injection molding process of the plastic knife and fork injection mold, the mold just after injection molding keeps a higher temperature, natural cooling needs a longer time, the processing efficiency of the knife and fork is very affected, and the high-temperature injection molding is easy to deform, so that the production quality of the knife and fork is affected.

Disclosure of Invention

The utility model aims to provide a plastic knife and fork injection mold with a condensing function, which adopts the device to work, thereby solving the problems of higher temperature and longer natural cooling time of the existing plastic knife and fork injection mold after die casting.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a plastics knife and fork injection mold with condensation function, includes the support body, the left end of support body is provided with the pneumatic cylinder that is used for the drive, and the right-hand member of pneumatic cylinder is provided with the fixed plate that is used for connecting, the right-hand member of fixed plate is provided with the movable mould that is used for knife and fork injection moulding, and the top of movable mould is provided with the slip casting pipe that is used for injecting the magma, and the movable mould right-hand member is provided with the cover half that is used for knife and fork injection moulding, the front end of cover half is provided with the condensation structure that is used for mould quick cooling, and the upper end of cover half is provided with the clean structure that is used for dust removal edulcoration;

the condensing structure comprises a cold water pipe arranged on the side surfaces of the movable die and the fixed die, a water pump is arranged outside the cold water pipe, a cooling box is arranged at the bottom of the cold water pipe, a water return pipe is avoided being arranged on the cooling box, and a circulating pipe is connected to the side surface of the cooling box.

Further, the upper half end of the side of the movable mould and the fixed mould is connected with a cold water pipe in a penetrating way, the other end of the cold water pipe is provided with a water storage tank, the cold water pipe penetrates through the middle and lower end of the inside of the water storage tank, cold water is stored in the water storage tank, the top of the water storage tank is provided with a water inlet pipe, and the water inlet pipe is connected with an external water source outlet.

Further, the lower extreme of storage water tank is provided with the cooling tank, and the right side surface of cooling tank runs through there is the wet return, the other end of wet return is connected in the half end of working down of movable mould, the wet return runs through in the inside of movable mould, and the wet return is provided with two sets of, another set of wet return is connected in the surface of cover half, and the wet return carries the inside of warm water entering cooling tank.

Further, the inside of cooling tank is provided with the cooling tube, and the warm water that the wet return carried carries out rapid cooling through the cooling tube, cooling tank and storage water tank are located same vertical horizon.

Further, a circulating pipe is arranged on the right end surface of the cooling box, penetrates through the lower half end of the cooling box, and the other end of the circulating pipe penetrates through the water storage tank, the cooled warm water is conveyed to the water storage tank again through the circulating pipe, and the water in the water storage tank is recycled.

Further, the cleaning structure comprises a hydraulic rod arranged at the top of the frame body, a connecting plate is arranged at the bottom of the hydraulic rod, the connecting plate is fixedly connected with the hydraulic rod, and the hydraulic rod drives the connecting plate to lift.

Further, the left end of the connecting plate is provided with a cleaning brush, the length of the cleaning brush is equal to that of the movable mould, bristles of the cleaning brush are in contact with the surface of the movable mould, and the cleaning brush cleans impurity dust on the surface of the movable mould.

Further, the cleaning brushes are arranged in two groups, the two groups of cleaning brushes are symmetrically distributed, the other group of cleaning brushes are in contact with the fixed die, the length of the connecting plate is larger than the distance between the movable die and the fixed die, the cleaning brushes are used for cleaning the movable die and the fixed die in an up-and-down moving mode, and the driving time of the hydraulic rod and the hydraulic cylinder is set in advance.

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

the plastic knife and fork injection mold with the condensation function has the advantages that the temperature is high after the existing plastic knife and fork injection mold is subjected to die casting, and the natural cooling time is long; according to the utility model, when the injection molding process of the cutlery needs to be accelerated and cooled and formed, the water pump is driven by the external button, so that cold water injected into the water storage tank through the water inlet pipe is conveyed upwards by the water pump and is conveyed into the die cavity through the cold water pipe, the cold water in the die absorbs heat of the die and becomes warm water as the cold water pipe is arranged at the upper half part of the side wall of the die, the warm water enters the cooling tank through the water return pipe arranged at the lower half part of the die, the water temperature is reduced after the warm water passes through the cooling pipe in the cooling tank, and then the warm water is pumped out again after entering the water storage tank through the circulating pipe, thereby achieving the effect of recycling, reducing the waste of water sources, accelerating the injection molding of the cutlery and forming, shortening the natural cooling time and improving the processing efficiency of the cutlery.

Drawings

FIG. 1 is a schematic diagram of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic diagram of a three-dimensional structure of an overall driving side of the present utility model;

FIG. 3 is a schematic side cross-sectional three-dimensional structure of a condensing structure according to the present utility model;

fig. 4 is a three-dimensional enlarged internal structure schematic view of the cleaning structure of the present utility model.

In the figure: 1. a frame body; 2. a hydraulic cylinder; 3. a fixing plate; 4. a movable mold; 5. a fixed mold; 6. a condensing structure; 61. a water inlet pipe; 62. a water storage tank; 63. a cold water pipe; 64. a water pump; 65. a water return pipe; 66. a cooling box; 67. a cooling tube; 68. a circulation pipe; 7. grouting pipe; 8. a cleaning structure; 81. a hydraulic rod; 82. a connecting plate; 83. a cleaning brush.

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.

For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings.

Referring to fig. 1-4, a plastic knife and fork injection mold with condensation function comprises a frame body 1, wherein a hydraulic cylinder 2 for driving is arranged at the left end of the frame body 1, a fixed plate 3 for connection is arranged at the right end of the hydraulic cylinder 2, a movable mold 4 for knife and fork injection molding is arranged at the right end of the fixed plate 3, a grouting pipe 7 for injecting primary pulp is arranged at the top of the movable mold 4, a fixed mold 5 for knife and fork injection molding is arranged at the right end of the movable mold 4, a condensation structure 6 for rapid cooling of the mold is arranged at the front end of the fixed mold 5, and a cleaning structure 8 for dust removal and impurity removal is arranged at the upper end of the fixed mold 5;

the condensing structure 6 comprises a cold water pipe 63 arranged on the side surfaces of the movable die 4 and the fixed die 5, a water pump 64 is arranged outside the cold water pipe 63, a cooling box 66 is arranged at the bottom of the cold water pipe 63, a water return pipe 65 is avoided being arranged at the cooling box 66, and a circulating pipe 68 is connected to the side surface of the cooling box 66.

The utility model is further described below with reference to examples.

Example 1:

referring to fig. 1-3, the condensing structure 6 includes a cold water pipe 63 disposed on a side surface of the moving mold 4 and the fixed mold 5, a water pump 64 is disposed outside the cold water pipe 63, a cooling tank 66 is disposed at a bottom of the cold water pipe 63, a water return pipe 65 is avoided being disposed in the cooling tank 66, and a circulation pipe 68 is connected to a side surface of the cooling tank 66, so that water resources can be recycled.

The upper half end of the side of movable mould 4 and cover half 5 is connected with cold water pipe 63 in a penetrating way, and the other end of cold water pipe 63 is provided with storage water tank 62, and cold water pipe 63 runs through the inside middle lower extreme in storage water tank 62, storage water tank 62 is inside to be used for storing cold water, and the top of storage water tank 62 is provided with inlet tube 61, and inlet tube 61 connects outside water source export, the lower extreme of storage water tank 62 is provided with cooling tank 66, and the right side surface of cooling tank 66 runs through there is wet return 65, the other end of wet return 65 is connected in the lower half of movable mould 4, wet return 65 runs through in the inside of movable mould 4, and wet return 65 is provided with two sets, another set of wet return 65 is connected in the surface of cover half 5, and wet return 65 carries warm water to get into the inside of cooling tank 66, cyclic utilization of being convenient for. The inside of cooling tank 66 is provided with cooling tube 67, and the warm water that wet return 65 carried carries out rapid cooling through cooling tube 67, cooling tank 66 and storage water tank 62 are located same vertical horizon, the right-hand member surface of cooling tank 66 is provided with circulation pipe 68, and circulation pipe 68 runs through in the lower half position of cooling tank 66, and the other end of circulation pipe 68 runs through in the inside of storage water tank 62, circulation pipe 68 carries the warm water after the cooling to the inside of storage water tank 62 again, and the inside water cyclic utilization of storage water tank 62, the water-saving.

Specifically, when the injection molding of cutlery needs to be carried out and cooling down the shaping, the staff starts pneumatic cylinder 2 through outside support body 1 outside button, thereby pneumatic cylinder 2 drives the movable mould 4 that fixed plate 3 connects to move rightwards and merge with cover half 5, then simultaneously pour into the magma into the die cavity through slip casting pipe 7, the in-process of cooling down the shaping simultaneously through two sets of mould die casting, go through outside button to water pump 64, make water pump 64 upwards carry the cold water that water storage tank 62 was inside through inlet tube 61, carry to the die cavity inside through cold water pipe 63, because cold water pipe 63 sets up in the lateral wall upper half of mould, thereby the heat of mould has been absorbed to the warm water in cold water pipe 63 setting up at the lateral wall upper half of mould, and the warm water is inside entering cooling box 66 through the wet return 65 that the circulating pipe set up of mould lower half, the temperature reduces after the cooling tube 67 inside through cooling box 66, the water temperature is got into the storage tank 62 inside through the rethread 68, thereby the effect of cyclic utilization has been reached, reduce the waste of water source, the fork cutlery molding is shortened, natural cooling time is improved.

Example 2:

referring to fig. 4, the cleaning structure 8 includes a hydraulic rod 81 disposed at the top of the frame 1, a connecting plate 82 is disposed at the bottom of the hydraulic rod 81, the connecting plate 82 is fixedly connected with the hydraulic rod 81, the hydraulic rod 81 drives the connecting plate 82 to move up and down, a cleaning brush 83 is disposed at the left end of the connecting plate 82, the length of the cleaning brush 83 is equal to that of the movable mold 4, bristles of the cleaning brush 83 are in contact with the surface of the movable mold 4, and the cleaning brush 83 cleans impurity dust on the surface of the movable mold 4, so that the quality is improved.

The cleaning brushes 83 are arranged in two groups, the two groups of cleaning brushes 83 are symmetrically distributed, the other group of cleaning brushes 83 are in contact with the fixed die 5, the length of the two groups of connecting plates 82 is larger than the distance between the movable die 4 and the fixed die 5, the cleaning brushes 83 are used for cleaning the movable die 4 and the fixed die 5 in an up-down moving mode, and the driving time of the hydraulic rod 81 and the hydraulic cylinder 2 is set for a program in advance, so that the cleaning brush is convenient to drive.

Specifically, and after the cutlery is injection-molded and cooled in the inside of the mold, thereby the hydraulic rod 81 drives the movable mold 4 connected through the connecting plate 82 to move leftwards, so that the movable mold 4 is separated from the fixed mold 5, further the cutlery is discharged through the manipulator, meanwhile, the hydraulic rod 81 is driven by a set program, further the hydraulic rod 81 drives the cleaning brushes 83 arranged at two ends of the connecting plate 82 to move downwards to clean the injection molding surfaces of the movable mold 4 and the fixed mold 5, dust impurities are prevented from adhering to the surfaces of the movable mold 4 and the fixed mold 5, the injection molding quality of the cutlery is influenced, and when the hydraulic rod 81 drives the cleaning brushes 83 to move downwards, the movable mold 4 and the fixed mold 5 are in a separated state, and when the movable mold 4 is driven by the hydraulic cylinder 2, the hydraulic rod 81 drives the cleaning brushes 83 to move upwards to be in a storage state, so that the program is set in advance, and the prior art is not described in detail.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Plastic knife and fork injection mold with condensation function, including support body (1), its characterized in that: the left end of the frame body (1) is provided with a hydraulic cylinder (2) for driving, the right end of the hydraulic cylinder (2) is provided with a fixed plate (3) for connecting, the right end of the fixed plate (3) is provided with a movable die (4) for knife and fork injection molding, the top of the movable die (4) is provided with a grouting pipe (7) for injecting primary pulp, the right end of the movable die (4) is provided with a fixed die (5) for knife and fork injection molding, the front end of the fixed die (5) is provided with a condensing structure (6) for rapidly cooling the die, and the upper end of the fixed die (5) is provided with a cleaning structure (8) for removing dust and impurities;

the condensing structure (6) comprises a cold water pipe (63) arranged on the side surfaces of the movable die (4) and the fixed die (5), a water pump (64) is arranged outside the cold water pipe (63), a cooling box (66) is arranged at the bottom of the cold water pipe (63), a water return pipe (65) is avoided being arranged at the cooling box (66), and a circulating pipe (68) is connected to the side surface of the cooling box (66).

2. The plastic cutlery injection mold with condensing functionality of claim 1, wherein: the side upper half of movable mould (4) and cover half (5) is run through and is connected with cold water pipe (63), and the other end of cold water pipe (63) is provided with storage water tank (62), and cold water pipe (63) run through in the inside lower extreme of storage water tank (62), storage water tank (62) are inside to be used for storing cold water, and the top of storage water tank (62) is provided with inlet tube (61) to outside water source export is connected to inlet tube (61).

3. The plastic cutlery injection mold with condensing functionality of claim 2, wherein: the lower extreme of storage water tank (62) is provided with cooling tank (66), and the right side surface of cooling tank (66) runs through has wet return (65), the other end of wet return (65) is connected in the half of working of movable mould (4), wet return (65) run through in the inside of movable mould (4), and wet return (65) are provided with two sets of, and another set wet return (65) are connected in the surface of cover half (5), and wet return (65) carry warm water to get into the inside of cooling tank (66).

4. The plastic cutlery injection mold with condensing functionality of claim 3, wherein: the inside of cooling tank (66) is provided with cooling tube (67), and the warm water that wet return (65) carried carries out rapid cooling through cooling tube (67), cooling tank (66) and storage water tank (62) are located same vertical horizon.

5. The plastic cutlery injection mold with condensing functionality of claim 4, wherein: the right end surface of cooling tank (66) is provided with circulating pipe (68), and circulating pipe (68) run through in the lower half position of cooling tank (66), and the other end of circulating pipe (68) runs through in the inside of storage water tank (62), circulating pipe (68) carry the inside of storage water tank (62) once more with the warm water after the cooling, and the inside water cyclic utilization of storage water tank (62).

6. The plastic cutlery injection mold with condensing functionality of claim 1, wherein: the cleaning structure (8) comprises a hydraulic rod (81) arranged at the top of the frame body (1), a connecting plate (82) is arranged at the bottom of the hydraulic rod (81), the connecting plate (82) is fixedly connected with the hydraulic rod (81), and the hydraulic rod (81) drives the connecting plate (82) to lift.

7. The plastic cutlery injection mold with condensing functionality of claim 6, wherein: the left end of connecting plate (82) is provided with cleaning brush (83), and the length of cleaning brush (83) equals with the length of movable mould (4), the brush hair of cleaning brush (83) contacts with the surface of movable mould (4), and cleaning brush (83) clear up the impurity dust on movable mould (4) surface.

8. The plastic cutlery injection mold with condensing functionality of claim 7, wherein: the cleaning brush (83) is provided with two groups, and two groups of cleaning brushes (83) are symmetrically distributed, and another group of cleaning brushes (83) are in contact with the fixed die (5), the length of the two groups of connecting plates (82) is larger than the distance between the movable die (4) and the fixed die (5), the cleaning brushes (83) move up and down to clean the movable die (4) and the fixed die (5), and the driving time of the hydraulic rod (81) and the hydraulic cylinder (2) is set by a program in advance.