CN212241959U - Multi-station injection molding machine for processing mouth cover - Google Patents

Abstract

The utility model discloses a multi-station injection molding machine for processing a mouth cover, which comprises a frame, an injection molding device arranged on the frame, a material conveying device connected with the injection molding device and a heating device, wherein the injection molding device comprises a plurality of groups of lower dies, two guide rods arranged on the lower dies, a connecting plate arranged on the guide rods, a plurality of injection molding heads arranged at the bottom of the connecting plate and a feeding pipe arranged at the top of the connecting plate; the device of moulding plastics can mould plastics a plurality of lower moulds simultaneously, the feeding device can be carried the material, heating device can carry out reheating to the material that will get into in the head of moulding plastics, avoid material stroke overlength to cause refrigerated problem, the lower mould has the multiunit, every group is two-layer and every layer preferred preferably two, can a plurality of work pieces of one shot forming, the guide arm is used for leading the process of moulding plastics, the bottom at the connecting plate is all installed to a plurality of heads of moulding plastics, and it is corresponding with the lower mould to mould plastics the head, the inlet pipe is used for carrying out the feed to a plurality of heads of moulding plastics on a connecting plate, it is more convenient.

Description

Multi-station injection molding machine for processing mouth cover

Technical Field

The utility model belongs to the technical field of flap processing, especially, relate to a multistation injection molding machine is used in flap processing.

Background

The open can be replaced by the cover, and the cover replacing system can be called as a cover. Such as: bottles, kettles, cricket pots are all provided with covers, and for example, automobile oil filler covers, injection molding machines are also named as injection molding machines or injection machines. It is a main forming equipment for making various shaped plastic products from thermoplastic plastics or thermosetting plastics by using plastic forming mould. The device is divided into a vertical type, a horizontal type and a full-electric type. The injection molding machine can heat plastic, apply high pressure to the molten plastic, make it jet out and be full of the mould cavity, and current flap is mostly the plastics material, and current injection molding machine once only processes the work piece less, and the injection molding machine of multistation causes the plastics that melt easily because the problem that the cooling appears and solidify in the longer stroke.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome prior art not enough, provide a flap processing that can a plurality of work pieces of simultaneous processing, prevent that plastics from solidifying in advance and use multistation injection molding machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a multi-station injection molding machine for processing a port cover comprises a rack, an injection molding device arranged on the rack, a material conveying device connected with the injection molding device and a heating device, wherein the injection molding device comprises a plurality of groups of lower dies, two guide rods arranged on the lower dies, a connecting plate arranged on the guide rods, a plurality of injection molding heads arranged at the bottom of the connecting plate and a feeding pipe arranged at the top of the connecting plate; the feeding pipe is communicated with the injection molding heads; the frame is used for the installation of lower mould, the device of moulding plastics can mould plastics a plurality of lower moulds simultaneously, the feeding device can be carried the material, heating device can carry out reheating to the material that will get into in the head of moulding plastics, avoid material stroke overlength to cause refrigerated problem, the lower mould has the multiunit, every group is two-layer and every layer preferred preferably two, can a plurality of work pieces of one shot forming, the guide arm is used for leading to the process of moulding plastics, the bottom at the connecting plate is all installed to a plurality of heads of moulding plastics, and it is corresponding with the lower mould to mould plastics the head, the inlet pipe is used for feeding to a plurality of heads of moulding plastics on the connecting plate, it.

The material conveying device comprises a tank body for storing materials, a material conveying main pipe connected with the tank body, an independent feeder connected with the material conveying main pipe, and a material distributing pipe connected with the independent feeder; the material distributing pipe is communicated with the material inlet pipe; the jar body is used for heating and stores the material, and defeated material is responsible for and is established in the bottom of the jar body, can with the material transfer in the jar body to independent feeder, independent feeder can provide power for the transport of material, divides the material pipe can be with a plurality of inlet pipes of material distribution that independent feeder carried, in the overhead of moulding plastics is carried again to the inlet pipe, and it is more harmonious convenient to use.

The heating device comprises a heating oil tank, an oil supply pipe and an oil return pipe which are connected with the heating oil tank, a heating component arranged on the feed pipe and an elastic conveying component connected with the adjacent heating component; the heating oil tank can heat oil therein, the fuel feeding pipe can carry the thermal oil to the heater block in, and heat inlet pipe and inside material thereof, make the material keep higher temperature can not solidify in advance, the oil feed direction of fuel feeding pipe is opposite with the material motion direction in the material distributing pipe, because the lower and solidification in advance of material temperature of keeping away from independent feeder one end, the fuel feeding pipe at first heats the material that the temperature is the lowest, avoid the material to solidify in advance and cause the jam problem of the process of moulding plastics, the elastic conveying part is connected between two adjacent heater blocks, can carry the thermal oil to adjacent heater block in, the oil return pipe can retrieve and reuse oil.

The heating part comprises a housing arranged on the feeding pipe, a heat insulation layer arranged in the housing, a plurality of heat conduction strips arranged on the inner side of the heat insulation layer and heating pipes arranged on the outer sides of the heat conduction strips; the heat conducting strips are parallel to each other and are arranged at equal intervals on the outer side of the feeding pipe, and the heating pipe is spiral; the housing cover is established in the outside of inlet pipe, and the heat preservation can avoid inside heat to scatter and disappear, the inboard and the inlet pipe contact of heat conduction strip, heat conduction strip is made for the material that the heat conduction effect is good, the heating pipe is the heliciform and arranges the outside at a plurality of heat conduction strips, because the material temperature of bottom is lower and solidify more than the top in the inlet pipe easily, the heating pipe upwards sets up along anticlockwise, make hot oil heat the material of bottom earlier, flow into the top afterwards and carry out the waste heat to the material.

The elastic conveying component comprises a first pipe body, a telescopic part arranged on the pipe body, a second pipe body arranged on the inner side of the telescopic part and a connecting part; the first pipe body and the second pipe body are connected through the connecting portion, the connecting portion are located inside the telescopic portion, height difference is easily formed between the adjacent connecting plates in the lifting process, oil pipes for connecting the two adjacent heating pipes are easily torn off, and in the telescopic portion, the total length of the first pipe body and the total length of the second pipe body can be increased through the connecting portion so as to adapt to change of height difference of the adjacent connecting plates

To sum up, the utility model discloses a lower mould has the multiunit, and every group is two-layer and every layer preferred preferably is two, can a plurality of work pieces of one shot forming, and the guide arm is used for leading to the process of moulding plastics, and a plurality of heads of moulding plastics are all installed in the bottom of connecting plate, and it is corresponding with the lower mould to mould plastics the head, and the inlet pipe is used for carrying out the feed to a plurality of heads of moulding plastics on the connecting plate, and it is more convenient to use.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a left side view of the present invention.

Fig. 3 is a cross-sectional view taken at a-a in fig. 2.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Fig. 5 is a cross-sectional view of the heating member of the present invention.

Fig. 6 is a sectional view of the elastic conveyance member of the present invention.

Detailed Description

As shown in fig. 1-6, a multi-station injection molding machine for flap processing comprises a frame 1, an injection molding device arranged on the frame 1, a material conveying device connected with the injection molding device, and a heating device, wherein the injection molding device comprises a plurality of groups of lower molds 21, two guide rods 22 arranged on the lower molds 21, a connecting plate 23 arranged on the guide rods 22, a plurality of injection molding heads 24 arranged at the bottom of the connecting plate 23, and a feeding pipe 25 arranged at the top of the connecting plate 23; the feed pipe 25 communicates with a plurality of injection heads 24; during the use, carry a plurality of inlet pipes 25 with the material through the feeding device in, inlet pipe 25 can be with material distribution wherein a plurality of head 24 of moulding plastics, when moulding plastics, go up and down through control connection board 23 and can control this a plurality of head 24 of moulding plastics of should organizing, make efficiency improve, it is more convenient to use, and more specifically, the head 24 of moulding plastics includes mould, feed cylinder and nozzle, and this need not to be repeated for current mode of moulding plastics, has no longer described.

The material conveying device comprises a tank 31 for storing materials, a main material conveying pipe 32 connected with the tank 31, an independent feeder 33 connected with the main material conveying pipe 32, and a material distributing pipe 34 connected with the independent feeder 33; the material distributing pipe 34 is communicated with the material feeding pipe 25; more specifically, the independent feeder 33 may be a commercially available screw feeder, and when in use, the material in the tank 31 enters the independent feeder 33 through the main feeding pipe 32, and the independent feeding pipe conveys the material to each feeding pipe 25 through the material distributing pipe 34, so that the use is more convenient.

The heating device comprises a heating oil tank 41, an oil supply pipe 42 and an oil return pipe 43 which are connected with the heating oil tank 41, a heating component arranged on the feeding pipe 25 and an elastic conveying component connected with the adjacent heating component; during the use, the heating oil tank 41 in have certain thermal can be through supplying the leading-in material that heats inlet pipe 25 and inside thereof in the oil pipe 42 heating element, prevent that the material from solidifying, along with the continuous leading-in of oil, the oil after the heating material can flow the next heating element through the elastic conveying part and heat the material in another inlet pipe 25, until getting into back oil pipe 43 and flowing back to heating oil tank 41 in, oil reentrant heating element heats the material after reheating, so circulation, it is more convenient to the heating of material.

The heating component comprises a housing 441 arranged on the feeding pipe 25, an insulating layer 442 arranged in the housing 441, a plurality of heat conducting strips 443 arranged on the inner side of the insulating layer 442 and heating pipes 444 arranged on the outer sides of the heat conducting strips 443; the heat conducting strips 443 are parallel to each other and are arranged at equal intervals outside the feeding pipe 25, and the heating pipe 444 is spiral; during the use, supply oil pipe 42 and be connected with leftmost heating pipe 444 bottom, along with the continuous leading-in of oil, have in the heating pipe 444 constantly upward movement, until entering into among the elastic conveying part, meanwhile, the heat in the heating pipe 444 can conduct to on the heat conduction strip 443, heat conduction strip 443 can be with the leading-in material of heat inlet pipe 25 and inside thereof, make material temperature improve, avoid melting, heat preservation 442 can reduce the scattering and disappearing of heat in the heating pipe 444 simultaneously, improve the availability factor.

The elastic conveying member includes a first pipe body 451, an expansion part 452 provided on the pipe body, a second pipe body 453 provided inside the expansion part 452, and a connecting part 454; in the injection molding process, a height difference is easily generated between the two adjacent connecting plates 23, and when the height difference is generated, the connecting portion 454 in the second pipe body 453 is deformed, so that the total length between the first pipe body 451 and the second pipe body 453 is increased to adapt to the change of the height difference, and the telescopic portion 452 can protect the deformation of the connecting portion 454 and prevent the connecting portion from being torn off.

The specific working principle is as follows: when the injection molding machine is used, materials in the tank body 31 are firstly guided into the independent feeder 33 through the main material conveying pipe 32, the independent feeder 33 can convey the materials to the interior of the material distributing pipe 34, when the materials in the material distributing pipe 34 move to the position close to the material inlet pipe 25, part of the materials flow into the material inlet pipe 25, the materials in the material inlet pipe 25 are heated by the heating pipe 444 and then guided into the injection molding heads 24, and then the connecting plate 23 is controlled to descend to guide the materials in the injection molding heads 24 at the bottom into different lower dies 21 for injection molding, so that injection molding of a plurality of workpieces is completed.

Claims (5)

1. The utility model provides a multistation injection molding machine is used in flap processing, includes frame (1), locate the device of moulding plastics on frame (1), with the feeding device and the heating device that the device of moulding plastics is connected, its characterized in that: the injection molding device comprises a plurality of groups of lower dies (21), two guide rods (22) arranged on the lower dies (21), a connecting plate (23) arranged on the guide rods (22), a plurality of injection molding heads (24) arranged at the bottom of the connecting plate (23) and a feeding pipe (25) arranged at the top of the connecting plate (23); the feed pipe (25) is in communication with a plurality of injection heads (24).

2. The multi-station injection molding machine for flap processing according to claim 1, characterized in that: the material conveying device comprises a tank body (31) for storing materials, a main material conveying pipe (32) connected with the tank body (31), an independent feeder (33) connected with the main material conveying pipe (32), and a material distributing pipe (34) connected with the independent feeder (33); the material distributing pipe (34) is communicated with the material feeding pipe (25).

3. The multi-station injection molding machine for flap processing according to claim 1, characterized in that: the heating device comprises a heating oil tank (41), an oil supply pipe (42) and an oil return pipe (43) which are connected with the heating oil tank (41), a heating component arranged on the feeding pipe (25) and an elastic conveying component connected with the adjacent heating component.

4. The multi-station injection molding machine for flap processing according to claim 3, characterized in that: the heating component comprises a housing (441) arranged on the feeding pipe (25), an insulating layer (442) arranged in the housing (441), a plurality of heat conducting strips (443) arranged on the inner side of the insulating layer (442) and a heating pipe (444) arranged on the outer side of the heat conducting strips (443); the heat conducting strips (443) are parallel to each other and are arranged at equal intervals on the outer side of the feeding pipe (25), and the heating pipe (444) is spiral.

5. The multi-station injection molding machine for flap processing according to claim 3, characterized in that: the elastic conveying component comprises a first pipe body (451), an expansion part (452) arranged on the pipe body, a second pipe body (453) arranged on the inner side of the expansion part (452) and a connecting part (454).

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