CN215039950U

CN215039950U - Plastic lamp tube injection molding production is with injection mold convenient to dismantle

Info

Publication number: CN215039950U
Application number: CN202121593450.8U
Authority: CN
Inventors: 熊友家
Original assignee: Kunshan Jilong Kesen Photoelectric Co ltd
Current assignee: Kunshan Jilong Kesen Photoelectric Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2021-12-07
Anticipated expiration: 2031-07-14

Abstract

The utility model discloses a detachable injection mold for injection molding production of plastic lamp tubes, which comprises a main body component and a stripping component, wherein the main body component comprises an upper mold, a lower mold, a first guide rod, a connecting block and an injection molding hole; the material disassembling assembly comprises a shaping groove, a shaping rod, a first baffle, a telescopic spring and a limiting hole; the inner side wall of the upper die is symmetrically and slidably connected with four first guide rods; the utility model discloses a remove the first baffle motion of mould drive design pole extrusion, the first baffle of motion drives expanding spring and compresses, and the plastics fluorescent tube is moulded plastics and is accomplished the back, removes the mould and drives the design pole motion, through the first baffle motion of compressed expanding spring promotion to release the plastics fluorescent tube from the mould, and then avoided the plastics fluorescent tube adhesion to take place at the inside condition of mould, reduced staff's the amount of labour, guaranteed production efficiency.

Description

Plastic lamp tube injection molding production is with injection mold convenient to dismantle

Technical Field

The utility model relates to an injection moulding production technical field specifically is a plastics fluorescent tube injection moulding production is with convenient to detach's injection mold.

Background

An injection mold is a tool for producing plastic products; the injection molding is a processing method used in batch production of parts with complex shapes, and particularly relates to a method for injecting heated and melted plastic into a mold cavity from an injection molding machine at high pressure, and obtaining a formed product after cooling and solidification;

when the existing plastic lamp tube is used for injection molding production, an injection mold is usually used for injection molding work, and the plastic lamp tube is easily adhered to the inside of the mold after cooling molding, so that workers are required to manually take out the injection molded plastic lamp tube from the mold, the labor capacity of the workers is increased, the production efficiency is influenced, and therefore the injection mold convenient to disassemble for injection molding production of the plastic lamp tube is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastics fluorescent tube is moulded plastics production with convenient to detach's injection mold to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a detachable injection mold for injection molding production of a plastic lamp tube comprises a main body assembly and a material detaching assembly, wherein the main body assembly comprises an upper mold, a lower mold, a first guide rod, a connecting block and an injection molding hole;

the material disassembling assembly comprises a shaping groove, a shaping rod, a first baffle, a telescopic spring and a limiting hole;

go up the inside wall symmetry sliding connection of mould has four first guide bars, four the bottom of first guide bar all runs through the inside wall of last mould and welds in the upper surface of bed die, the even welding of lower surface of going up the mould has the shaping pole, the shaping groove has evenly been seted up to the inside wall of bed die, the inside diapire welding in shaping groove has expanding spring, expanding spring's top welds in the lower surface of first baffle, spacing hole has been seted up at the upper surface middle part of first baffle, the inside wall in spacing hole with the lateral wall sliding connection of shaping pole.

Preferably, through grooves are uniformly formed in the upper die, a limiting plate is connected to the inner side wall of each through groove in a sliding mode, and a second guide rod is welded to the bottom of each limiting plate; the limiting plate is used for extruding the through groove to limit the second guide rod.

Preferably, the bottom of the second guide rod penetrates through the inner side wall of the upper mold and is welded to the upper surface of a second baffle, and the inner side wall of the second baffle is slidably connected with the outer side wall of the shaping rod; the guide rod slides in the through groove to guide the second baffle.

Preferably, the tops of the outer side walls of the four first guide rods are welded to the outer side of a support plate, ejector rods are uniformly welded to the lower surface of the support plate, and the outer side walls of the ejector rods are in sliding connection with the inner side walls of the through grooves; the outer side wall of the support plate is provided with a supporting force by the four first guide bars.

Preferably, a connecting block is welded in the middle of the upper surface of the upper die, a second through hole is formed in the lower surface of the supporting plate, and the connecting block is connected with the second through hole in a sliding manner; and the upper die and the support plate are attached by inserting the connecting block into the second through hole.

Preferably, injection molding holes are uniformly formed in two sides of the lower die and communicated with the shaping groove, and rubber blocks are bonded on the inner side walls of the injection molding holes; injecting raw materials into the shaping groove through the injection molding hole.

Preferably, the inner side wall of the rubber block is provided with a first through hole, and a water inlet pipe is welded in the lower die; the sealing performance between the injection molding machine and the lower die is improved through the rubber block.

Preferably, one end of the water inlet pipe is communicated with a heat conduction pipe, and one end of the heat conduction pipe, which is far away from the water inlet pipe, is communicated with a drain pipe; and discharging the used water in the heat conduction pipe through a water discharge pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a remove the first baffle motion of mould drive design pole extrusion, the first baffle of motion drives expanding spring and compresses, and the plastics fluorescent tube is moulded plastics and is accomplished the back, removes the mould and drives the design pole motion, through the first baffle motion of compressed expanding spring promotion to release the plastics fluorescent tube from the mould, and then avoided the plastics fluorescent tube adhesion to take place at the inside condition of mould, reduced staff's the amount of labour, guaranteed production efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure of area A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of the structure of the area B in FIG. 1 according to the present invention;

fig. 4 is a schematic view of the internal structure of the upper mold of the present invention;

fig. 5 is a schematic bottom view of the support plate of the present invention;

fig. 6 is a schematic view of the cross-sectional structure of the rubber block of the present invention.

In the figure: 1. a body assembly; 2. disassembling the material assembly; 101. an upper die; 102. a lower die; 103. a first guide bar; 104. connecting blocks; 105. injection molding holes; 201. a shaping groove; 202. a sizing rod; 203. a first baffle plate; 204. a tension spring; 205. a limiting hole; 41. a second baffle; 42. a second guide bar; 43. a limiting plate; 44. a through groove; 45. a support plate; 46. a top rod; 47. a water inlet pipe; 48. a heat conducting pipe; 49. a drain pipe; 50. a rubber block; 51. a first through hole; 52. a second via.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-6, the present invention provides a technical solution: a detachable injection mold for injection production of plastic lamp tubes comprises a main body component 1 and a disassembling component 2, wherein the main body component 1 comprises an upper mold 101, a lower mold 102, a first guide rod 103, a connecting block 104 and an injection molding hole 105;

the material disassembling component 2 comprises a shaping groove 201, a shaping rod 202, a first baffle 203, a telescopic spring 204 and a limiting hole 205;

go up four first guide bars 103 of inside wall symmetry sliding connection of mould 101, the bottom of four first guide bars 103 all runs through the inside wall of mould 101 and welds in the upper surface of bed die 102, the even welding of the lower surface of going up mould 101 has shaping pole 202, shaping groove 201 has evenly been seted up to the inside wall of bed die 102, the welding of the inside diapire of shaping groove 201 has expanding spring 204, expanding spring 204's top welds in the lower surface of first baffle 203, spacing hole 205 has been seted up at the upper surface middle part of first baffle 203, the inside wall of spacing hole 205 and the outside wall sliding connection of shaping pole 202.

In this embodiment, specifically: through grooves 44 are uniformly formed in the upper die 101, the inner side wall of each through groove 44 is connected with a limiting plate 43 in a sliding mode, and the bottom of each limiting plate 43 is welded with a second guide rod 42; the through groove 44 is pressed by the stopper plate 43, and the second guide bar 42 is restricted.

In this embodiment, specifically: the bottom of the second guide rod 42 penetrates through the inner side wall of the upper die 101 and is welded on the upper surface of the second baffle 41, and the inner side wall of the second baffle 41 is in sliding connection with the outer side wall of the shaping rod 202; the second guide rod 42 drives the second baffle 41 to move, and the moving second baffle 41 pushes the plastic lamp on the shaping rod 202 to move, so that the plastic lamp is detached from the shaping rod 202.

In this embodiment, specifically: the tops of the outer side walls of the four first guide rods 103 are welded on the outer side of the support plate 45, the ejector rods 46 are uniformly welded on the lower surface of the support plate 45, and the outer side walls of the ejector rods 46 are in sliding connection with the inner side walls of the through grooves 44; the outer side of the supporting plate 45 is provided with a supporting force by the first guide bar 103, and the upper mold 101 which moves causes the ejector pin 46 to be inserted into the inside of the through groove 44 to move the stopper plate 43.

In this embodiment, specifically: the middle part of the upper surface of the upper die 101 is welded with a connecting block 104, the lower surface of the supporting plate 45 is provided with a second through hole 52, and the connecting block 104 is in sliding connection with the second through hole 52; the upper mold 101 and the support plate 45 are attached by inserting the moving connection block 104 into the second through hole 52.

In this embodiment, specifically: injection molding holes 105 are uniformly formed in the two sides of the lower die 102, the injection molding holes 105 are communicated with the shaping groove 201, and rubber blocks 50 are bonded on the inner side walls of the injection molding holes 105; the injection molding is performed by inserting the discharge port of the injection molding machine into the injection molding hole 105 and injecting the melted plastic material into the inside of the molding groove 201 by the injection molding machine.

In this embodiment, specifically: a first through hole 51 is formed in the inner side wall of the rubber block 50, and a water inlet pipe 47 is welded inside the lower die 102; the sealing effect between the injection molding machine and the lower mold 102 is increased by the rubber block 50, and water is injected into the inside of the heat conductive pipe 48 through the water inlet pipe 47.

In this embodiment, specifically: one end of the water inlet pipe 47 is communicated with a heat conduction pipe 48, and one end of the heat conduction pipe 48, which is far away from the water inlet pipe 47, is communicated with a drain pipe 49; the water is heat-transferred to the lower mold 102 through the heat pipe 48 to increase the cooling rate of the plastic lamp, and then the heat-carrying water is discharged to the outside through the drain pipe 49 to be recycled.

The utility model discloses at the during operation: a piston rod of a lifting device penetrates through the second through hole 52 to be fixedly connected with the connecting block 104, then the piston rod of the lifting device drives the upper die 101 to move, the moving upper die 101 drives the shaping rod 202 to move, the moving shaping rod 202 is inserted into the shaping groove 201, meanwhile, the upper die 101 slides through the first guide rod 103 to conduct guide work on the upper die 101, the upper die 101 is prevented from deviating in movement, the moving shaping rod 202 drives the first baffle plate 203 to move through being inserted into the limiting hole 205, the moving first baffle plate 203 drives the expansion spring 204 to compress, so that the upper die 101 and the lower die 102 are attached, then a discharge port of an injection molding machine is inserted into the injection molding hole 105, the sealing effect between the injection molding machine and the lower die 102 is increased through the arranged rubber block 50, and then a melted plastic raw material is injected into the shaping groove 201 through the injection molding machine to conduct injection molding shaping work, then, water is injected into the heat conduction pipe 48 through the water inlet pipe 47, the water and the lower mold 102 perform heat transfer work through the heat conduction pipe 48, so as to increase the cooling speed of the plastic lamp, then the water carrying heat is discharged to the outside through the water discharge pipe 49 for recycling, thereby completing the injection molding work of the plastic lamp, then the upper mold 101 is driven to move upwards through the connection block 104, the first baffle plate 203 is driven to move by being compressed by the compression expansion spring 204, the moving first baffle plate 203 drives the plastic lamp to move, so that the plastic lamp is taken out from the lower mold 102 along with the shaping rod 202, then the upper mold 101 moving upwards enables the ejector rod 46 to be inserted into the through groove 44 to drive the limiting plate 43 to move, the moving limiting plate 43 drives the second baffle plate 41 to move through the second guide rod 42, the moving second baffle plate 41 drives the plastic lamp on the shaping rod 202 to move, and further the plastic lamp is detached from the shaping rod 202, the material disassembling time is saved, the device not only avoids the adhesion of the plastic lamp tube in the mold, reduces the labor amount of workers, ensures the production efficiency of the plastic lamp tube, but also is more convenient for disassembling the plastic lamp tube after the injection molding is completed.

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

Claims

1. The utility model provides a plastics fluorescent tube injection production is with convenient to detach's injection mold, includes main part subassembly (1) and tears material subassembly (2), its characterized in that: the main body assembly (1) comprises an upper die (101), a lower die (102), a first guide rod (103), a connecting block (104) and an injection molding hole (105);

the material disassembling component (2) comprises a shaping groove (201), a shaping rod (202), a first baffle (203), a telescopic spring (204) and a limiting hole (205);

go up the inside wall symmetry sliding connection of mould (101) have four first guide bar (103), four the bottom of first guide bar (103) all runs through the inside wall of last mould (101) and welds in the upper surface of bed die (102), the even welding of lower surface of going up mould (101) has sizing bar (202), sizing groove (201) have evenly been seted up to the inside wall of bed die (102), the inside diapire welding of sizing groove (201) has expanding spring (204), the top of expanding spring (204) welds in the lower surface of first baffle (203), spacing hole (205) have been seted up at the upper surface middle part of first baffle (203), the inside wall of spacing hole (205) with the lateral wall sliding connection of sizing bar (202).

2. The injection mold of claim 1, wherein the injection mold comprises: go up the inside of mould (101) and evenly seted up logical groove (44), the inside wall sliding connection who leads to groove (44) has limiting plate (43), the bottom welding of limiting plate (43) has second guide bar (42).

3. The injection mold of claim 2, wherein the injection mold is adapted for injection molding of plastic lamp tubes, and comprises: the bottom of the second guide rod (42) penetrates through the inner side wall of the upper die (101) and is welded to the upper surface of the second baffle plate (41), and the inner side wall of the second baffle plate (41) is in sliding connection with the outer side wall of the shaping rod (202).

4. The injection mold of claim 2, wherein the injection mold is adapted for injection molding of plastic lamp tubes, and comprises: the top of the outer side wall of each first guide rod (103) is welded to the outer side of each support plate (45), ejector rods (46) are evenly welded to the lower surface of each support plate (45), and the outer side wall of each ejector rod (46) is connected with the inner side wall of each through groove (44) in a sliding mode.

5. The injection mold of claim 4, wherein the injection mold comprises: the middle of the upper surface of the upper die (101) is welded with a connecting block (104), the lower surface of the supporting plate (45) is provided with a second through hole (52), and the connecting block (104) is in sliding connection with the second through hole (52).

6. The injection mold of claim 1, wherein the injection mold comprises: injection molding holes (105) are uniformly formed in the two sides of the lower die (102), the injection molding holes (105) are communicated with the fixed groove (201), and rubber blocks (50) are bonded to the inner side wall of the injection molding holes (105).

7. The injection mold of claim 6, wherein the injection mold comprises: a first through hole (51) is formed in the inner side wall of the rubber block (50), and a water inlet pipe (47) is welded inside the lower die (102).

8. The injection mold of claim 7, wherein the injection mold comprises: one end of the water inlet pipe (47) is communicated with a heat conduction pipe (48), and one end, far away from the water inlet pipe (47), of the heat conduction pipe (48) is communicated with a drain pipe (49).