CN205075260U - A two-color injection molding machine - Google Patents

Abstract

The utility model belongs to the technical field of the injection molding machine technique and specifically relates to indicate a double-colored injection molding machine, including the die carrier, set up in the die holder of die carrier bottom, still include that slidable ground sets up in the removal lower bolster of die holder, set up in the cope match-plate pattern on die carrier upper portion, set up and penetrate the platform in the first of this cope match-plate pattern and second, be used for the drive to remove the lower bolster and penetrate the mobile drive device that platform below removed at first platform and second, be used for the drive to remove the unlocking die drive device of lower bolster die sinking or mode locking and be used for the drive to remove the lower bolster and carry out the pressure boost drive arrangement of. The utility model discloses a set up the first platform and the second of penetrating of cope match-plate pattern and penetrate the platform, thereby remove through removing the lower bolster and make the lower mould carry out twice injection on first last mould and second to obtain the double-colored goods that have two kinds of raw materials, its simple structure has reduced manufacturing cost, and the power that needs to match is few, the energy can be saved, saves the cost of labor, and the cycle of shaping product is short, has improved production efficiency.

Description

A two-color injection molding machine

technical field

The utility model relates to the technical field of injection molding machines, in particular to a two-color injection molding machine.

Background technique

Plastic injection molding is a method of producing plastic products. The injection mold is installed on the injection molding machine, and the molten plastic is injected into the mold of the plastic product under pressure, and cooled and formed to obtain various desired plastic parts.

Existing injection molding machines generally can only inject single-color plastics. When it is necessary to inject multiple plastics for the same plastic product, it is often necessary to use multiple injection machines for injection molding, which increases the manufacturing cost of the equipment and increases the power matching and demand. More labor, thus increasing production costs. In addition, the products are injection-molded on multiple devices, resulting in a long production cycle, low production efficiency and obvious defects.

Contents of the invention

The technical problem to be solved by the utility model is to provide a two-color injection molding machine with simple structure, low manufacturing cost, saving labor cost and improving production efficiency.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

A two-color injection molding machine, comprising a mold base, a lower mold base arranged at the bottom of the mold base, a movable lower template slidably arranged on the lower mold base, an upper template arranged on the upper part of the mold base, and a The first shooting station and the second shooting station, the mobile driving device used to drive the moving lower template to move under the first shooting station and the second shooting station, and the mold opening and locking driving device used to drive the moving lower template to open or lock the mold And a booster drive device for driving the lower template to pressurize the mould.

Wherein, the moving driving device includes a sliding mounting plate arranged on the lower mold base and a sliding plate oil cylinder drivingly connected with the sliding mounting plate.

Wherein, the lower mold base is provided with a chute, and the sliding mounting plate is slidably installed on the chute.

Wherein, the mold unlocking driving device includes a mold unlocking cylinder, the bottom end of the mold unlocking cylinder is installed on a sliding mounting plate, and the piston rod of the mold unlocking cylinder is connected to the moving lower template.

Wherein, the booster driving device includes a booster cylinder, the bottom end of the booster cylinder is installed on the sliding mounting plate, and the booster cylinder is drivingly connected with the movable lower template.

Wherein, the bottom surface of the moving lower template is connected with a lifting guide rod, and a lug is provided on the outside of the pressurized cylinder, and the lug is provided with a guide hole, and the lifting guide rod slides through the guide hole.

The beneficial effects of the utility model:

The utility model adopts the first injection platform and the second injection platform arranged on the upper template, and the lower mold is injected twice on the first upper mold and the second upper mold by moving the lower template, so as to obtain two kinds of raw materials. two-color products. Compared with the existing two-color injection equipment, the structure is simple, the manufacturing cost is reduced, less matching power is required, energy is saved, and manual operation is reduced at the same time, labor cost is saved. The utility model has simple action flow, short cycle of forming products, greatly improved production efficiency, and has strong practicability.

Description of drawings

Fig. 1 is a three-dimensional structure schematic diagram of the present utility model.

Fig. 2 is a schematic diagram of the connection structure of the lower mold base, the moving drive device, the mold unlocking drive device and the booster drive device described in the present invention.

detailed description

In order to facilitate the understanding of those skilled in the art, the utility model will be further described below in conjunction with the embodiments and accompanying drawings, and the contents mentioned in the implementation modes are not limitations of the utility model.

As shown in Figures 1 to 2, a two-color injection molding machine includes a mold base 1, a lower mold base 2 arranged at the bottom of the mold base 1, and a movable lower template 3 slidably arranged on the lower mold base 2, and The upper template 4 on the upper part of the formwork 1, the first injection platform 5 and the second injection platform 6 arranged on the upper template 4, are used to drive and move the lower template 3 under the first injection platform 5 and the second injection platform 6 The moving driving device, the mold opening and locking driving device for driving the moving lower template 3 to open or lock the mold, and the booster driving device for driving the moving lower template 3 to pressurize the mould.

In practical application, a first upper mold and a second upper mold for molding products are installed on the bottom surface of the upper template 4, and the positions of the first upper mold and the second upper mold are consistent with the first injection platform 5 and the second injection platform 6. Corresponding to the position, the top surface of the moving lower template 3 is equipped with a lower mold for molding products. The raw materials melted in the barrels of the first injection platform 5 and the second injection platform 6 are two different raw materials.

When working, the lower mold is first located below the first upper mold, and the mold unlocking drive device drives the lower template 3 and the lower mold to move upwards, so that the lower mold 3 and the first upper mold can be moved to lock the mold. After the mold locking is completed, The first injection unit 5 performs injection, and at the same time, the pressurized driving device drives and moves the lower template 3 to pressurize the lower die and the first upper die. mold, the mobile driving device drives the lower template 3 to move to the bottom of the second injection platform 6, and the driving device for unlocking and locking the mold is driven to move the lower template 3 and the second upper mold to perform mold locking. After the mold locking is completed, the second injection platform 6 Injection is carried out, and at the same time, the pressurized driving device acts to pressurize. After the injection is completed, the pressurized driving device acts to remove the pressurized pressure, and the unlocking and locking driving device acts to open the mold, thereby obtaining a two-color product with two raw materials.

The utility model adopts the first injection platform 5 and the second injection platform 6 arranged on the upper template 4, and by moving the lower template 3, the lower mold performs two injections on the first upper mold and the second upper mold, thereby obtaining a Two-color product of two raw materials. Compared with the existing two-color injection equipment, the structure is simple, the manufacturing cost is reduced, less matching power is required, energy is saved, and manual operation is reduced at the same time, labor cost is saved. The utility model has simple action flow, short cycle of forming products, greatly improved production efficiency, and has strong practicability.

In this embodiment, the moving driving device includes a sliding mounting plate 21 arranged on the lower mold base 2 and a sliding plate oil cylinder 22 drivingly connected to the sliding mounting plate 21 . The lower mold base 2 is provided with a sliding slot 23 , and the sliding mounting plate 21 is slidably mounted on the sliding slot 23 . Specifically, two slide oil cylinders 22 are used, and the two slide oil cylinders 22 are respectively arranged at the front right end and the rear right end of the lower mold base 2 .

The slide plate cylinder 22 drives the sliding mounting plate 21 to slide smoothly along the chute 23, thereby driving the lower die installed on the lower template 3 to move from the first upper die to the position of the second upper die. It is simple in structure and moves smoothly. reliable.

In this embodiment, the mold unlocking driving device includes a mold unlocking cylinder 8 , the bottom of which is mounted on a sliding mounting plate 21 , and the piston rod of the mold unlocking cylinder 8 is connected to the moving lower template 3 . Specifically, there are two mold unlocking cylinders 8, and the two mold unlocking cylinders 8 are respectively connected to the front end and the rear end of the lower template 3. The driving device for mold opening and locking is convenient to control, fast in response, simple in structure and low in purchase cost.

In this embodiment, the booster driving device includes a booster cylinder 9 , the bottom end of which is mounted on a sliding mounting plate 21 , and the booster cylinder 9 is drivingly connected to the movable lower template 3 . The supercharged driving device has fast action speed, stable transmission, convenient use, simple cylinder installation, easy output adjustment, convenient use and maintenance, large output, low energy consumption, and low purchase cost.

In this embodiment, a lifting guide rod 31 is connected to the bottom surface of the moving lower template 3, and a lug 92 is provided on the outside of the pressurized cylinder 9, and the lug 92 is provided with a guide hole, and the lifting guide rod 31 slides through it. in the guide hole. Specifically, there are multiple lifting guide rods 31 and lugs 92, and the lugs 92 are arranged around the outside of the booster cylinder 9. The structure is simple, the installation is convenient, and the opening and closing of the lower template 3 moves smoothly.

The above-mentioned embodiment is a preferred implementation of the utility model. In addition, the utility model can also be realized in other ways. Any obvious replacement is within the scope of protection of the utility model without departing from the concept of the technical solution. Inside.

Claims (6)

1. a double coloured plastic injection machine, comprise mould bases (1), be arranged at the die shoe (2) of mould bases (1) bottom, it is characterized in that: also comprise the mobile lower bolster (3) being slidably disposed in die shoe (2), be arranged at the cope match-plate pattern (4) on mould bases (1) top, be arranged at first of this cope match-plate pattern (4) to penetrate platform (5) and second and penetrate platform (6), penetrate first the mobile drive deivce that platform (5) and second penetrates platform (6) below movement for driving mobile lower bolster (3), for driving the unlocking mold drive unit of (3) die sinking of mobile lower bolster or locked mode and the booster driving device for driving mobile lower bolster (3) mould to be carried out to supercharging.

2. a kind of double coloured plastic injection machine according to claim 1, is characterized in that: described mobile drive deivce comprises the plate that is slidably installed (21) that is arranged at die shoe (2) and drives with this plate that is slidably installed (21) skateboard tank (22) be connected.

3. a kind of double coloured plastic injection machine according to claim 2, is characterized in that: described die shoe (2) is provided with chute (23), described in the plate (21) that is slidably installed be slidably installed in this chute (23).

4. a kind of double coloured plastic injection machine according to claim 2, it is characterized in that: described unlocking mold drive unit comprises unlocking mold oil cylinder (8), the bottom of unlocking mold oil cylinder (8) is installed on the plate that is slidably installed (21), and the piston rod of unlocking mold oil cylinder (8) is connected with described mobile lower bolster (3).

5. a kind of double coloured plastic injection machine according to claim 2, it is characterized in that: described booster driving device comprises pressurized cylinder (9), the bottom of pressurized cylinder (9) is installed on the plate that is slidably installed (21), and this pressurized cylinder (9) drives with described mobile lower bolster (3) and is connected.

6. a kind of double coloured plastic injection machine according to claim 5, it is characterized in that: the bottom surface of described mobile lower bolster (3) is connected with lifting guide pillar (31), the arranged outside of described pressurized cylinder (9) has lug (91), this lug (91) offers guide hole, and lifting guide pillar (31) slides and is arranged in this guide hole.