CN212097394U - Plastic mold with good cooling heat dissipation performance - Google Patents

Abstract

The utility model relates to the technical field of plastic molds, and discloses a plastic mold with better cooling and heat dissipation performance, comprising a plastic mold top cover, a lifting rod is movably inserted inside the plastic mold top cover, and one end of the lifting rod is A sliding rod is fixedly connected, two ends of the sliding rod are inserted into the sliding groove, the left side of the top cover of the plastic mold is provided with a tool moving area, and the left side of the lifting rod is fixedly connected with a screw rod. For the plastic mold with better cooling and heat dissipation performance, a tool moving area is set on the upper side of the plastic mold top cover, and the side wall of the tool moving area is inserted with a pulling rod. , drive the rotating gear meshed with the screw rod to rotate counterclockwise around the movable rotating shaft, push the movable chain meshed with the rotating gear to extend forward, push the splitting tool forward to the connection between the mold and the flash, and use the splitting tool to separate the two Split, automatically remove flash.

Description

A plastic mold with better cooling and heat dissipation performance

technical field

The utility model relates to the technical field of plastic molds, in particular to a plastic mold with better cooling and heat dissipation performance.

Background technique

A combined plastic mould for compression moulding, extrusion moulding, injection moulding, blow moulding and low foaming moulding mainly comprises a die combination base plate, a die combination and a die combination card plate with a variable cavity The concave mold, the punch with variable core composed of punch combination base plate, punch assembly, punch combination card plate, cavity cutting assembly and side section combination plate, mold convex, concave mold and auxiliary molding system Coordinated changes can process a series of plastic parts of different shapes and sizes. In the plastic processing industry, it is matched with plastic molding machines to give plastic products a complete configuration and accurate size of tools. Due to the variety of plastics and processing methods, plastic molding machines and The structure of plastic products is complex and simple, so the types and structures of plastic molds are also varied.

With the rapid development of the industry, the plastic molds necessary for the production of automobiles have also become new favorites. There are many kinds of molds on the market. However, in the process of production and preparation of general plastic molds, after the injection molding is completed, the nozzle and the mold are combined. The excess flash needs to be manually removed later, which affects the molding of plastic parts, and the completed plastic parts need to be sorted and classified manually, which not only wastes manpower, but also has a certain impact on the production progress of the factory.

Utility model content

(1) Technical problems solved

Aiming at the deficiencies of the prior art, the utility model provides a plastic mold with better cooling and heat dissipation performance, which has the advantages of automatic flash removal, good heat dissipation, etc., and solves the problem of excess flash at the joint of the nozzle and the mold after the injection molding is completed. All need to be manually removed later, which affects the molding of plastic parts, and the completed plastic parts need to be sorted and classified manually, which not only wastes manpower, but also has a certain impact on the production progress of the factory.

(2) Technical solutions

In order to achieve the above purpose, the present utility model provides the following technical solutions: a plastic mold with better cooling and heat dissipation performance, comprising a plastic mold top cover, and a lifting rod is movably inserted into the inside of the plastic mold top cover, and the lifting rod is One end is fixedly connected with a sliding rod, the left side of the plastic mold top cover is provided with a tool movement area, the left side of the lifting rod is fixedly connected with a screw rod, and the upper side of the screw rod is engaged with a rotating gear, the rotation The middle of the gear is fixedly connected with a movable rotating shaft, the outer side of the rotating gear is meshed with a movable chain, the right side of the movable chain is movably connected in the chain fixing block, and the end of the movable chain away from the chain fixing block is fixedly connected with a dividing tool , a tool outlet is opened at the bottom of the tool moving area, a classification slot is opened on the left side of the bottom of the plastic mold top cover, an injection port is fixedly connected to the top of the plastic mold top cover, and the inside of the injection port is provided with An injection flow channel, a static template is fixedly connected to the bottom of the top cover of the plastic mold, and a cooling water channel is fixedly connected to the interior of the static template.

Preferably, a moving formwork is fixedly installed at the bottom of the static formwork, and a spring support column is movably connected to the bottom of the moving formwork.

Preferably, a support plate is fixedly connected to the bottom of the spring support column, a push mechanism is movably connected to the middle of the support plate, and a flow supply and exhaust fan is fixedly connected to the inside of the cooling water channel.

Preferably, one end of the pushing mechanism away from the support plate is inserted into the middle of the movable template, and both ends of the movable rotating shaft are movably connected to the side wall of the tool movable area.

Preferably, the distances from the cooling water channel to the mold are equal everywhere, and a water injection port is provided on the front side of the cooling water channel.

Preferably, the inner top wall and the inner bottom wall of the tool moving area are provided with sliding grooves, and the two ends of the sliding rod are respectively slidably connected with the inside of the two sliding grooves.

Compared with the prior art, the utility model provides a plastic mold with better cooling and heat dissipation performance, which has the following beneficial effects:

1. The plastic mold with good cooling and heat dissipation performance is provided with a tool moving area on the upper side of the plastic mold top cover, and the side wall of the tool moving area is inserted with a pull rod. When demoulding, the pull rod is pulled outward to drive the bottom screw rod. Move up, drive the rotating gear meshed with the screw rod to rotate counterclockwise around the movable rotating shaft, push the movable chain meshed with the rotating gear to extend forward, push the splitting tool forward to the connection between the mold and the flash, and use the splitting tool to The two are divided, and the flash is automatically removed.

2. The plastic mold with better cooling and heat dissipation performance is provided with a cooling water channel inside the static platen. The inner side of the cooling channel surrounds the mold in a mouth shape, and the outside surrounds the static platen. The flow exhaust fan rotates, and the two flow exhaust fans rotate in opposite directions, so that the water in the cooling water channel can circulate and the injection mold can be cooled quickly.

Description of drawings

Fig. 1 is the front sectional view of the utility model structure;

Fig. 2 is the front view of the structure of the utility model;

Fig. 3 is the top view of the structure of the utility model;

Figure 4 is a schematic structural diagram of the static formwork of the present invention.

Among them: 1. Plastic mold top cover; 2. Pull rod; 3. Sliding rod; 4. Sliding groove; 5. Tool activity area; 6. Screw rod; 7. Rotating gear; 10. Chain fixing block; 11. Cutting tool; 12. Tool outlet; 13. Sorting groove; 14. Injection port; 15. Injection channel; 16. Static template; 17. Cooling water channel; 18. Dynamic template; 19. Spring Supporting column; 20. Supporting plate; 21. Pushing mechanism; 22. Supplying and exhausting fan.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figure 1-4, a plastic mold with better cooling and heat dissipation performance, including a plastic mold top cover 1, a lifting rod 2 is movably inserted inside the plastic mold top cover 1, and one end of the lifting rod 2 is fixedly connected with a sliding rod 3. Both the inner top wall and the inner bottom wall of the tool activity area 5 are provided with sliding grooves 4, and the two ends of the sliding rod 3 are respectively connected with the inner parts of the two sliding grooves 4, and the sliding rod 3 and the sliding groove 4 are mutually compatible. Matching, the movable distance of the sliding rod 3 in the sliding groove 4 is used to limit the movable distance of the lifting rod 2, the size of the tool outlet 12 is larger than the size of the dividing tool 11, and the left side of the plastic mold top cover 1 is provided with a tool moving area 5, The left side of the lifting rod 2 is fixedly connected with a screw rod 6, the upper side of the screw rod 6 is meshed with a rotating gear 7, the middle of the rotating gear 7 is fixedly connected with a movable rotating shaft 8, and the outer side of the rotating gear 7 is meshed with a movable chain 9, and the movable chain The right side of the movable chain 9 is movably connected in the chain fixing block 10, the end of the movable chain 9 away from the chain fixing block 10 is fixedly connected with the dividing tool 11, the tool moving area 5 is provided with a tool outlet 12, and the left side of the bottom of the plastic mold top cover 1 is fixed. There is a classification groove 13 on the side, an injection port 14 is fixedly connected to the top of the plastic mold top cover 1, an injection flow channel 15 is opened inside the injection port 14, and a static template 16 is fixedly connected to the bottom of the plastic mold top cover 1. The static template 16 There is a cooling water channel 17 fixedly connected to the inside of the cooling water channel 17, and the distance between the cooling water channel 17 and the mold is equal, so that the temperature inside the mold cavity is stable. The cooling water channel 17 is different from the general cooling water channel 17. There is also circulation on the outside of the static formwork 16, which is convenient for cooling. The front side of the cooling water channel 17 is provided with a water injection port. The bottom of the static formwork 16 is fixedly installed with a moving formwork 18. The bottom of the moving formwork 18 is movably connected with a spring support column 19. The spring supports The bottom of the column 19 is fixedly connected with a support plate 20, the middle of the support plate 20 is movably connected with a push mechanism 21, the cooling water channel 17 is fixedly connected with a flow supply and exhaust fan 22, and the end of the push mechanism 21 away from the support plate 20 is plugged in. In the middle of the movable template 18 , both ends of the movable rotating shaft 8 are movably connected to the side walls of the tool movable area 5 .

When in use, the material is injected into the injection channel 15 through the injection port 14, and flows into the mold cavity. When cooling and solidification is required, cold water is injected into the cooling water channel 17 through the water injection port, and the supply and exhaust fan 22 rotates to drive cooling. The water in the water channel circulates and flows. After the cooling is completed, the pulling rod 2 is lifted outwards, which drives the screw rod 6 to rise, so that the rotating gear 7 meshing with the screw rod 6 rotates counterclockwise, which drives the movable chain 9 to pull outwards and push the cutting tool. 11 Protrudes outward from the tool outlet 12 and extends all the way to the connection between the mold and the flash edge. The flash edge is cut off, and the flash edge falls into the sorting groove 13 for separate treatment. Removable.

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

Claims (6)

1. The utility model provides a better plastic mold of cooling heat dispersion, includes plastic mold top cap (1), its characterized in that: the plastic mold top cover is characterized in that a lifting rod (2) is movably inserted in the plastic mold top cover (1), one end of the lifting rod (2) is fixedly connected with a sliding rod (3), a cutter moving area (5) is arranged on the left side of the plastic mold top cover (1), a screw rod (6) is fixedly connected on the left side of the lifting rod (2), a rotating gear (7) is meshed on the upper side of the screw rod (6), a movable rotating shaft (8) is fixedly connected in the middle of the rotating gear (7), a movable chain (9) is meshed on the outer side of the rotating gear (7), the right side of the movable chain (9) is movably connected in a chain fixing block (10), a cutting cutter (11) is fixedly connected at one end of the movable chain (9) far away from the chain fixing block (10), a cutter outlet (12) is formed in the ground of the cutter moving area (5), a classification groove (13) is formed in the left side of the, the plastic mold top cover is characterized in that an injection port (14) is fixedly connected to the top of the plastic mold top cover (1), an injection runner (15) is formed in the injection port (14), a static template (16) is fixedly connected to the bottom of the plastic mold top cover (1), and a cooling water channel (17) is fixedly connected to the inside of the static template (16).

2. The plastic mold with better cooling and heat dissipation performance as recited in claim 1, wherein: the bottom of the static template (16) is fixedly provided with a movable template (18), and the bottom of the movable template (18) is movably connected with a spring supporting column (19).

3. The plastic mold with better cooling and heat dissipation performance as recited in claim 2, characterized in that: the bottom fixedly connected with backup pad (20) of spring support post (19), the middle part swing joint of backup pad (20) has push mechanism (21), cooling water course (17) inside fixedly connected with send and flow row fan (22).

4. The plastic mold with better cooling and heat dissipation performance as recited in claim 3, wherein: one end of the pushing mechanism (21) far away from the supporting plate (20) is inserted in the middle of the movable template (18), and two ends of the movable rotating shaft (8) are movably connected to the side wall of the cutter moving area (5).

5. The plastic mold with better cooling and heat dissipation performance as recited in claim 1, wherein: the distances from all parts of the cooling water channel (17) to the die are equal, and a water injection port is arranged on the front side of the cooling water channel (17).

6. The plastic mold with better cooling and heat dissipation performance as recited in claim 1, wherein: sliding grooves (4) are formed in the inner top wall and the inner bottom wall of the cutter moving area (5), and two ends of the sliding rod (3) are connected with the two sliding grooves (4) in a sliding mode.

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