CN214773662U

CN214773662U - Injection mold for replacing runner

Info

Publication number: CN214773662U
Application number: CN202120870413.0U
Authority: CN
Inventors: 万群; 万吴俊
Original assignee: Shanghai Xipeng Industry And Trade Co ltd
Current assignee: Shanghai Xipeng Industry And Trade Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-11-19
Anticipated expiration: 2031-04-25

Abstract

The utility model relates to a change injection mold of runner belongs to injection mold technical field, and it includes mould and lower mould, it has seted up the epicoele to go up the mould lower extreme, it is equipped with the cope match-plate pattern at the last intracavity to go up the mould, the cavity of resorption has been seted up to the lower mould upper end, the lower mould is equipped with the lower bolster in the cavity of resorption, the die cavity of mutual intercommunication is seted up to cope match-plate pattern and lower bolster, it has seted up the passageway of moulding plastics to go up the mould, the flow path has been seted up to the cope match-plate pattern, be equipped with in the passageway of moulding plastics and go up mould swing joint's pipe of moulding plastics, be equipped with the pipe that flows with cope match-plate pattern swing joint in the flow path, it is linked together with the pipe of flowing to mould plastics, the pipe is linked together with the die cavity. This application has the effect of being convenient for change runner.

Description

Injection mold for replacing runner

Technical Field

The application relates to the technical field of injection molds, in particular to an injection mold with a replaceable runner.

Background

A mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. At present, the injection mold is more applied in the industrial industry, when an article is processed, molten raw materials are poured into the glue inlet, the molten raw materials can flow into the cavity through the flow channel, and then the article can be cooled and formed in the cavity, so that the article can be processed.

Chinese patent that relevant bulletin number is CN207657094U discloses a household electrical appliances switch injection mold, including last mould, lower mould and workstation, four guide pillars of the upper end four corners fixedly connected with of workstation, the top fixedly connected with fixed plate of guide pillar, two first lift cylinders of the lower extreme fixedly connected with of fixed plate, the hydraulic stem of first lift cylinder is connected with the sliding plate, the lower extreme middle part fixedly connected with of sliding plate goes up the mould, the lower extreme of going up the mould is provided with the lower mould, form the die cavity between last mould and the lower mould, the lower extreme both sides fixedly connected with reference column of going up the mould, the positioning groove has been seted up to the upper surface of lower mould, upward be provided with sealing mechanism between mould and the lower mould, sealing mechanism is including sealed pad and a plurality of sealing washer.

In view of the above-mentioned related technologies, the inventor thinks that when the mold is used to mold an article, when the flowability of the raw material is different, the inner diameter of the runner needs to be adjusted to ensure the quality of the injection-molded article, and the mold is cumbersome to replace the runner, thereby being inconvenient to replace the runner.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the runner to be changed, the application provides an injection mold who changes runner.

The application provides a change injection mold of runner adopts following technical scheme:

the utility model provides a change injection mold of runner, includes mould and lower mould, it has seted up the epicoele to go up the mould lower extreme, it is equipped with the cope match-plate pattern at the last intracavity to go up the mould, the cavity of resorption has been seted up to the lower mould upper end, the lower mould is equipped with the lower bolster at the intracavity down, the die cavity of mutual intercommunication is seted up to cope match-plate pattern and lower bolster, it has seted up the passageway of moulding plastics to go up the mould, flow channel has been seted up to the cope match-plate pattern, it moulds plastics the pipe to be equipped with in the passageway to mould plastics with last mould swing joint, be equipped with the mobile pipe with cope match-plate pattern swing joint in the flow channel, the pipe of moulding plastics is linked together with the mobile pipe, the mobile pipe is linked together with the die cavity.

Through adopting above-mentioned technical scheme, when using above-mentioned mould to mould plastics the work piece, when needing to change the runner, can will mould plastics and pull down between pipe and the last mould, will flow and pull down between pipe and the cope match-plate pattern again, will flow new the pipe of moulding plastics and install in the cope match-plate pattern, will flow the pipe simultaneously and install in the cope match-plate pattern, and then be convenient for mould plastics the work piece through new pipe of moulding plastics and flow pipe, be convenient for change the runner through the aforesaid setting.

Optionally, the upper end of the injection molding pipe is provided with a connecting sheet, and the outer side of the upper die is provided with a groove matched with the connecting sheet.

Through adopting above-mentioned technical scheme, when installing the pipe of moulding plastics, can install the connection piece in the recess, connection piece and recess cooperation are convenient for install the pipe of moulding plastics.

Optionally, the lower end of the connecting piece is provided with a support ring located in the groove, the support ring is detachably connected with the connecting piece through a bolt, the lower end of the support ring is provided with a clamping block, and the upper die is provided with a clamping groove matched with the clamping block.

Through adopting above-mentioned technical scheme, set up support ring and connection piece and pass through the bolt can dismantle and be connected, and then improve the stability to the pipe installation of moulding plastics, when installing the support ring in the recess, the fixture block of support ring lower extreme is located the draw-in groove, through setting up fixture block and draw-in groove, has further improved the stability to the pipe installation of moulding plastics.

Optionally, both ends of the flow pipe are provided with a slide bar, and the upper template is provided with a sliding groove matched with the slide bar.

Through adopting above-mentioned technical scheme, when will flow the pipe and install in the cope match-plate pattern, the draw runner is located the spout, sets up draw runner and spout and can play limiting displacement to the flow pipe, has reduced the easy rolling problem in the cope match-plate pattern of flow pipe.

Optionally, the upper die plate is provided with a limiting plate at the lower end of the sliding groove, and the limiting plate is abutted to the sliding strip.

Through adopting above-mentioned technical scheme, set up the limiting plate and can play limiting displacement to the draw runner, reduced the problem of easy slippage between mobile pipe and the cope match-plate pattern, improved the steadiness of mobile pipe installation.

Optionally, a holding assembly is arranged at the upper end of the flow pipe, and a placing groove matched with the holding assembly is formed in the upper template.

Through adopting above-mentioned technical scheme, when needing to flow the pipe and take out, can hold and hold the subassembly of gripping and part between with flow pipe and the cope match-plate pattern, when moulding plastics the work piece, can place the subassembly of gripping in the standing groove, and then be convenient for to moulding plastics of work piece.

Optionally, the holding assembly includes a pull rod and a pull ring, the pull rod is connected to the flow tube, and the pull ring is disposed at an end of the pull rod away from the flow tube.

Through adopting above-mentioned technical scheme, the pull ring can be installed together with flow tube with the pull rod, when need will flow between tube and the cope match-plate pattern to part, can pull and hold the pull ring, and then can part between flow tube and the cope match-plate pattern.

Optionally, one side of going up mould and lower mould all is equipped with the supporting seat, the supporting seat includes connecting rod and base, base and connecting rod fixed connection, the connecting rod respectively with last mould and lower mould threaded connection.

Through adopting above-mentioned technical scheme, the connecting rod respectively with last mould and lower mould threaded connection, and then be convenient for pull down the supporting seat, when the mould does not use temporarily, accessible base and connecting rod place the mould.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the injection molding pipe and the flow pipe are arranged, and are movably connected with the upper die and the flow pipe is arranged, so that the injection molding pipe and the flow pipe are convenient to replace;

2. this application is convenient for place this mould through setting up the supporting seat.

Drawings

FIG. 1 is a schematic structural view of an injection mold for changing a runner according to the present application;

FIG. 2 is a schematic view showing the structure of an injection mechanism in an embodiment of the present application;

FIG. 3 is an enlarged schematic view of the structure A of FIG. 2;

FIG. 4 is a schematic view of a highlighted gripping assembly in an embodiment of the present application.

Description of reference numerals: 1. an upper die; 11. an upper chamber; 2. a lower die; 21. a lower cavity; 3. an injection molding mechanism; 31. mounting a template; 32. injection molding a channel; 33. a lower template; 34. a flow channel; 4. a cavity; 41. injection molding a tube; 42. connecting sheets; 43. a support ring; 44. a groove; 45. a clamping block; 46. a card slot; 5. a flow tube; 53. a slide bar; 54. a chute; 55. a limiting plate; 6. a gripping assembly; 65. a pull rod; 66. a pull ring; 67. a placement groove; 7. a placement mechanism; 8. a supporting seat; 88. a connecting rod; 89. a base.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses an injection mold for replacing a runner.

Referring to fig. 1, an injection mold for replacing a runner includes an upper mold 1, a lower mold 2, an injection mechanism 3, and a placement mechanism 7. The injection molding mechanism 3 is arranged on the upper die 1 and the lower die 2, and the workpiece can be injected through the injection molding mechanism 3. The placing mechanism 7 is arranged on the outer sides of the upper die 1 and the lower die 2, and the placing mechanism 7 is convenient for placing the die.

Referring to fig. 2 and 3, an upper cavity 11 is formed at the lower end of the upper die 1, a lower cavity 21 is formed at the upper end of the lower die 2, the injection molding mechanism 3 includes an upper die plate 31 and a lower die plate 33, the upper die plate 31 is disposed in the upper cavity 11, the upper die plate 31 and the upper die 1 are detachably connected through screws, the lower die plate 33 is disposed in the lower cavity 21, and the lower die plate 33 and the lower die 2 are detachably connected through screws. The upper mold plate 31 and the lower mold plate 33 are provided with a cavity 4 communicated with each other, the upper mold 1 is provided with an injection molding passage 32, and the lower mold plate 33 is provided with a flow passage 34.

Referring to fig. 2 and 3, the injection mechanism 3 further includes an injection pipe 41 and a flow pipe 5, the injection pipe 41 is disposed in the injection channel 32, the flow pipe 5 is disposed in the flow channel 34, the injection pipe 41 is communicated with the flow pipe 5, and the flow pipe 5 is communicated with the cavity 4. When the workpiece is injected, the raw material is injected from the injection pipe 41 and can be discharged into the cavity 4 through the flow pipe 5, so that the injection molding of the workpiece in the cavity 4 is realized.

Referring to fig. 2 and 3, the injection molding pipe 41 is movably connected with the upper die 1, so that the injection molding pipe 41 is conveniently detached from the upper die 1, the upper end of the injection molding pipe 41 is sequentially provided with a connecting sheet 42 and a support ring 43 from top to bottom, the outer side of the upper end of the upper die 1 is provided with a groove 44 matched with the connecting sheet 42 and the support ring 43, when the injection molding pipe 41 is required to be installed, the connecting sheet 42 and the support ring 43 can be installed in the groove 44, and the connecting sheet 42, the support ring 43 and the groove 44 are matched to realize the installation of the injection molding pipe 41.

Referring to fig. 2 and 3, the connecting piece 42 is fixedly connected with the injection molding pipe 41, the connecting piece 42 is movably connected with the support ring 43, the connecting piece 42 is detachably connected with the support ring 43 through a bolt, a clamping block 45 is arranged at the lower end of the support ring 43, a clamping groove 46 matched with the clamping block 45 is formed in the upper die 1, when the injection molding pipe 41 is installed, the connecting piece 42 and the support ring 43 are installed together through the bolt, the clamping block 45 is placed in the clamping groove 46, the injection molding pipe 41 can be installed, and meanwhile the injection molding pipe 41 is also convenient to detach.

Referring to fig. 2 and 3, the flow tube 5 is also movably connected to the upper mold plate 31, thereby facilitating the detachment between the flow tube 5 and the upper mold plate 31. The two ends of the flow pipe 5 are provided with the sliding strips 53, the upper template 31 is provided with the sliding grooves 54 matched with the sliding strips 53, and when the flow pipe 5 is installed in the flow channel 34, the sliding strips 53 are matched with the sliding grooves 54, so that the limiting of the flow pipe 5 can be realized, and the installation stability of the flow pipe 5 is improved. The upper die plate 31 is provided with a limit plate 55 at the lower end of the chute 54, and the limit plate 55 is abutted against the slide bar 53, so that the situation that the flow pipe 5 slides out of the flow channel 34 can be reduced.

Referring to fig. 3 and 4, a holding assembly 6 is disposed at the upper end of the flow tube 5, the holding assembly 6 includes a pull rod 65 and a pull ring 66, the pull rod 65 is connected to the flow tube 5, the pull ring 66 is disposed at an end of the pull rod 65 away from the flow tube 5, a placement groove 67 is disposed on the upper mold plate 31 and is adapted to the pull rod 65 and the pull ring 66, when the flow tube 5 and the upper mold plate 31 need to be separated from each other, the pull rod 65 and the pull ring 66 can be taken out from the placement groove 67, and then the flow tube 5 is taken out from the upper mold plate 31 through the pull rod 65 and the pull ring 66, thereby facilitating replacement of the flow tube 5.

Referring to fig. 1, the placing mechanism 7 includes a supporting seat 8, the supporting seat 8 is respectively disposed on one side of the upper die 1 and the lower die 2, and the supporting seat 8 is disposed to facilitate supporting and placing the template. Supporting seat 8 includes connecting rod 88 and base 89, base 89 and connecting rod 88 fixed connection, connecting rod 88 respectively with go up

mould

1 and 2 threaded connection of lower mould, when needing to pull down supporting seat 8, can with connecting rod 88 and go up mould 1 and lower mould 2 between separately, can realize the dismantlement to supporting seat 8.

The implementation principle of the injection mold for replacing the runner in the embodiment of the application is as follows: when the mold is used for injection molding of a workpiece, the injection molding pipe 41 is firstly installed in the injection molding channel 32, the flow pipe 5 is installed in the flow channel 34, raw materials are injected into the injection molding pipe 41, and the raw materials can flow into the cavity 4 from the flow pipe 5, so that injection molding of the workpiece can be realized.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a change injection mold of runner, includes mould (1) and lower mould (2), its characterized in that: go up mould (1) lower extreme and seted up epicoele (11), it (1) is equipped with cope match-plate pattern (31) in epicoele (11) to go up mould (1), lower chamber (21) have been seted up to lower mould (2) upper end, lower mould (2) are equipped with lower bolster (33) in lower chamber (21), die cavity (4) of mutual intercommunication are seted up to cope match-plate pattern (31) and lower bolster (33), it moulds plastics passageway (32) to go up mould (1), flow channel (34) have been seted up in cope match-plate pattern (31), be equipped with in the passageway of moulding plastics (32) and mould (1) swing joint's injection molding pipe (41), be equipped with in flow channel (34) with cope match-plate pattern (31) swing joint's flow pipe (5), injection molding pipe (41) are linked together with flow pipe (5), flow pipe (5) are linked together with die cavity (4).

2. The runner replacing injection mold of claim 1, wherein: the upper end of the injection molding pipe (41) is provided with a connecting sheet (42), and the outer side of the upper die (1) is provided with a groove (44) matched with the connecting sheet (42).

3. The runner replacing injection mold of claim 2, wherein: the lower end of the connecting piece (42) is provided with a support ring (43) positioned in the groove (44), the support ring (43) is detachably connected with the connecting piece (42) through a bolt, the lower end of the support ring (43) is provided with a clamping block (45), and the upper die (1) is provided with a clamping groove (46) matched with the clamping block (45).

4. The runner replacing injection mold of claim 1, wherein: the two ends of the flow pipe (5) are provided with sliding strips (53), and the upper template (31) is provided with sliding grooves (54) matched with the sliding strips (53).

5. The runner replacing injection mold of claim 4, wherein: and a limiting plate (55) is arranged at the lower end of the sliding groove (54) of the upper template (31), and the limiting plate (55) is abutted to the sliding strip (53).

6. The runner replacing injection mold of claim 1, wherein: the flow pipe (5) upper end is equipped with and grips subassembly (6), upper die plate (31) are seted up and are held standing groove (67) of subassembly (6) looks adaptation.

7. The runner replacing injection mold of claim 6, wherein: the holding assembly (6) comprises a pull rod (65) and a pull ring (66), the pull rod (65) is connected with the flow pipe (5), and the pull ring (66) is arranged at one end, far away from the flow pipe (5), of the pull rod (65).

8. The runner replacing injection mold of claim 1, wherein: go up the one side of mould (1) and lower mould (2) and all be equipped with supporting seat (8), supporting seat (8) include connecting rod (88) and base (89), base (89) and connecting rod (88) fixed connection, connecting rod (88) respectively with last mould (1) and lower mould (2) threaded connection.