CN217704549U - Electric tool plastic shell compression molding device - Google Patents

Abstract

The utility model belongs to the technical field of electric tool plastic shell compression molding devices, in particular to an electric tool plastic shell compression molding device, which aims at the upper, middle and lower three types of molds arranged in the existing compression molding device and has complex operation; drawing of patterns is not convenient for after the extrusion, need artifically take out, the problem of the work degree of difficulty has been increased, the following scheme is put forward now, it includes the base, four guide bars are installed at the top of base, same roof is installed at the top of four guide bars, two push rod motors are installed to the bottom of roof, install same last mould on the output shaft of two push rod motors, the mold core is installed to the bottom of going up the mould, the lower mould is installed at the top of base, the mould groove has been seted up at the top of lower mould, mold core and mould groove looks adaptation, the cavity has been seted up on the lower mould. The utility model discloses set up mould and lower mould, simple structure, convenient to use can carry out the drawing of patterns at extrusion, does not need the manual work to take out, has reduced the work degree of difficulty.

Description

Electric tool plastic shell compression molding device

Technical Field

The utility model relates to an electric tool plastic casing compression molding device technical field especially relates to an electric tool plastic casing compression molding device.

Background

The composite material made of high-strength Kevlar fiber and thermoplastic adhesive has the characteristics of excellent protective performance, light weight, no toxicity, flame retardance, low smoke density and long service life. But need heating production in process of production, traditional electrical heating intensifies unevenly and causes some local high temperatures of panel to cause overcuring, and some local temperature is not enough and solidification is not enough, influences its performance after processing, and with steam heating, its temperature is not enough, and publication (bulletin) no: CN206781060U provides a compression molding device for composite materials, which comprises a compression molding device, wherein the compression molding device comprises an upper mold, a middle mold and a lower mold, and the upper mold and the lower mold can move towards the middle mold for compression molding of the composite materials; and oil pipelines for heating and cooling the upper die, the middle die and the lower die are also arranged in the upper die, the middle die and the lower die, the oil pipelines are respectively communicated with a heating device or a cooling device, and temperature sensors for detecting the temperature of the composite material are also arranged on the upper die, the middle die and the lower die.

The existing compression molding device has the following defects: firstly, the three types of moulds, namely an upper mould, a middle mould and a lower mould, are arranged, so that the operation is complex; secondly, the drawing of patterns is not convenient for carry out after the extrusion, needs the manual work to take out, has increased the work degree of difficulty.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that the operation is complicated due to the upper, middle and lower dies arranged in the existing compression molding device; the demoulding is not convenient to carry out after the extrusion forming, the manual work is required to be taken out, the working difficulty is increased, and the plastic shell mould pressing forming device for the electric tool is provided.

In order to realize the purpose, the utility model adopts the following technical scheme:

electric tool plastic casing compression molding device, the on-line screen storage device comprises a base, four guide bars are installed at the top of base, same roof is installed at the top of four guide bars, two push rod motors are installed to the bottom of roof, install same last mould on the output shaft of two push rod motors, the mold core is installed to the bottom of last mould, the lower mould is installed at the top of base, the mould groove has been seted up at the top of lower mould, mold core and mould groove looks adaptation, the cavity has been seted up on the lower mould, be provided with elevating system in the cavity, the last demoulding mechanism that is connected with of elevating system, model inslot wall slidable mounting has the stripper plate, stripper mechanism links to each other with the bottom of stripper plate.

Preferably, the lifting mechanism comprises a threaded rod, the threaded rod is rotatably installed in the cavity, a motor is installed in the cavity, a driving shaft is installed on an output shaft of the motor, a first bevel gear is installed at the inner end of the driving shaft, a second bevel gear is installed on the outer side of the threaded rod, and the first bevel gear is meshed with the second bevel gear.

Preferably, demoulding mechanism includes the lifter plate, lifter plate threaded connection in the outside of threaded rod, and four stripper bars are installed at the top of lifter plate, and four stripper bars all link to each other with the bottom of stripper plate.

Preferably, a plurality of sliding holes are formed in the inner wall of the top of the cavity, the demolding rod is connected with the inner wall of the sliding hole in a sliding mode, a plurality of guide blocks are installed on the two sides of the upper mold, and the guide blocks are installed on the outer sides of the guide rods in a sliding mode.

Preferably, the top of the upper die is provided with a material injection hole, the bottom of the material injection hole is provided with a material injection pipe, and the material injection pipe extends to the bottom of the die core.

The utility model discloses in, electric tool plastic casing compression molding device's beneficial effect:

according to the scheme, the two push rod motors push the upper die to move downwards, the upper die drives the die core to move downwards, so that the upper die is connected with the lower die, and the injection molding material can be guided into the die groove by matching the material injection hole with the material injection pipe, so that the injection molding material can be extruded and shaped, and the injection molding machine is convenient to use;

according to the scheme, two push rod motors drive two upper dies to move upwards, the upper dies drive the die cores to move upwards and leave the die-shaped grooves, the starting motors drive the driving shafts to rotate, the driving shafts drive the threaded rods to rotate through the first bevel gears and the second bevel gears, the threaded rods drive the lifting plates to move upwards, the lifting plates push the stripping plates to move upwards through the four stripping rods, and the stripping plates push the formed model materials to leave the die-shaped grooves, so that the model materials can be taken out conveniently;

the utility model discloses set up mould and lower mould, simple structure, convenient to use can carry out the drawing of patterns at extrusion, does not need the manual work to take out, has reduced the work degree of difficulty.

Drawings

Fig. 1 is a schematic structural view of a plastic shell molding device for an electric tool according to the present invention;

fig. 2 is a schematic cross-sectional structural view of the plastic shell molding device for an electric tool according to the present invention;

fig. 3 is a schematic structural view of a part a of the electric tool plastic shell molding device of the present invention;

fig. 4 is a schematic structural view of part B of the electric tool plastic shell molding device of the present invention;

fig. 5 is a schematic view of the three-dimensional structure of the upper die and the die core provided by the utility model.

In the figure: 1. a base; 2. a guide bar; 3. a top plate; 4. a push rod motor; 5. an upper die; 6. A guide block; 7. a material injection hole; 8. a mold core; 9. a material injection pipe; 10. a lower die; 11. a mould groove; 12. a cavity; 13. a threaded rod; 14. a lifting plate; 15. a drive shaft; 16. a first bevel gear; 17. a second bevel gear; 18. a stripper bar; 19. a slide hole; 20. a stripper plate; 21. a cooling hole; 22. a motor; 23. a semiconductor refrigerator.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Example one

Referring to fig. 1-5, the electric tool plastic shell compression molding device comprises a base 1, four guide rods 2 are installed at the top of the base 1, the same top plate 3 is installed at the tops of the four guide rods 2, two push rod motors 4 are installed at the bottom of the top plate 3, the same upper mold 5 is installed on output shafts of the two push rod motors 4, a mold core 8 is installed at the bottom of the upper mold 5, a lower mold 10 is installed at the top of the base 1, a mold groove 11 is formed in the top of the lower mold 10, the mold core 8 is matched with the mold groove 11, a cavity 12 is formed in the lower mold 10, an elevating mechanism is arranged in the cavity 12, the elevating mechanism is connected with a demolding mechanism, a demolding plate 20 is installed on the inner wall of the mold groove 11 in a sliding mode, and the demolding mechanism is connected with the bottom of the demolding plate 20.

Referring to fig. 3-4, in the present embodiment, the lifting mechanism includes a threaded rod 13, the threaded rod 13 is rotatably installed in the cavity 12, a motor 22 is installed in the cavity 12, a driving shaft 15 is installed on an output shaft of the motor 22, a first bevel gear 16 is installed at an inner end of the driving shaft 15, a second bevel gear 17 is installed at an outer side of the threaded rod 13, and the first bevel gear 16 is engaged with the second bevel gear 17; for adjusting the height of the stripper plate 20.

In this embodiment, the demoulding mechanism comprises a lifting plate 14, the lifting plate 14 is in threaded connection with the outer side of the threaded rod 13, four demoulding rods 18 are mounted on the top of the lifting plate 14, and the four demoulding rods 18 are all connected with the bottom of a demoulding plate 20; upward movement of the stripper plate 20 pushes the plastic out of the mold slot 11.

Referring to fig. 4, in this embodiment, a plurality of sliding holes 19 are formed in the top inner wall of the cavity 12, the demolding rod 18 is slidably connected to the inner wall of the sliding hole 19, a plurality of guide blocks 6 are mounted on both sides of the upper mold 5, and the guide blocks 6 are slidably mounted on the outer sides of the guide rods 2.

Referring to fig. 5, in this embodiment, the top of the upper die 5 is provided with a material injection hole 7, a material injection pipe 9 is installed at the bottom of the material injection hole 7, and the material injection pipe 9 extends to the bottom of the die core 8.

The working principle is that when the mould is used, the two push rod motors 4 are started to push the upper mould 5 to move downwards, the upper mould 5 drives the mould core 8 to move downwards, the upper mould 5 is connected with the lower mould 10, injection materials can be guided into the mould groove 11 by utilizing the matching of the injection holes 7 and the injection pipes 9, the mould can be extruded and shaped, when the mould is demoulded, the two push rod motors 4 are reversely started, the two push rod motors 4 drive the two upper moulds 5 to move upwards, the upper mould 5 drives the mould core 8 to move upwards and leave the mould groove 11, the starting motor 22 drives the driving shaft 15 to rotate, the driving shaft 15 drives the threaded rod 13 to rotate through the first bevel gear 16 and the second bevel gear 17, the threaded rod 13 drives the lifting plate 14 to move upwards, the lifting plate 14 pushes the lifting plate 20 to move upwards through the four stripping rods 18, the demoulding plate 20 pushes the formed mould materials to leave the mould groove 11, the mould materials can be conveniently taken out, the mould materials are reversely started by the motor 22, the lifting plate 14 moves downwards, the lifting plate 14 is reset, and can be reused.

Example two

The difference between the second embodiment and the first embodiment is the working principle: the semiconductor refrigerator 23 is embedded in both sides of the lower die 10, the refrigerating surface of the semiconductor refrigerator 23 extends into the cavity 12, and the inner wall of the top of the cavity 12 is provided with a plurality of cooling holes 21.

In this embodiment, utilize two semiconductor cooler 23 can refrigerate the inside of cavity 12, can improve the cooling rate of model material, the cooling hole 21 of setting can cool down, all structures in this application all can carry out the selection of material and length according to the in-service use condition, the drawing is the schematic structure picture, and suitable adjustment can be made to specific actual size.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims (6)

1. Electric tool plastic casing compression molding device, including base (1), its characterized in that, four guide bar (2) are installed at the top of base (1), same roof (3) are installed at the top of four guide bar (2), two push rod motor (4) are installed to the bottom of roof (3), install same last mould (5) on the output shaft of two push rod motor (4), mould core (8) are installed to the bottom of going up mould (5), lower mould (10) are installed at the top of base (1), mould type groove (11) have been seted up at the top of lower mould (10), mould core (8) and mould groove (11) looks adaptation, cavity (12) have been seted up on lower mould (10), be provided with elevating system in cavity (12), be connected with demoulding mechanism on the elevating system, mould groove (11) inner wall slidable mounting has stripper plate (20), demoulding mechanism links to each other with the bottom of stripper plate (20).

2. The plastic shell molding device for the electric tool as claimed in claim 1, wherein the lifting mechanism comprises a threaded rod (13), the threaded rod (13) is rotatably installed in the cavity (12), a motor (22) is installed in the cavity (12), a driving shaft (15) is installed on an output shaft of the motor (22), a first bevel gear (16) is installed at the inner end of the driving shaft (15), a second bevel gear (17) is installed at the outer side of the threaded rod (13), and the first bevel gear (16) is meshed with the second bevel gear (17).

3. The plastic shell molding and forming device of the power tool as claimed in claim 2, wherein the demolding mechanism comprises a lifting plate (14), the lifting plate (14) is screwed on the outer side of the threaded rod (13), four demolding rods (18) are installed on the top of the lifting plate (14), and the four demolding rods (18) are all connected with the bottom of the demolding plate (20).

4. The plastic shell molding device for the electric tool as claimed in claim 1, wherein the inner wall of the top of the cavity (12) is provided with a plurality of sliding holes (19), and the demolding rod (18) is slidably connected with the inner wall of the sliding hole (19).

5. The electric tool plastic shell compression molding device as claimed in claim 1, wherein a plurality of guide blocks (6) are mounted on both sides of the upper mold (5), and the guide blocks (6) are slidably mounted on the outer sides of the guide rods (2).

6. The plastic shell molding device for electric tools according to claim 1, wherein the top of the upper mold (5) is provided with a material injection hole (7), the bottom of the material injection hole (7) is provided with a material injection pipe (9), and the material injection pipe (9) extends to the bottom of the mold core (8).

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