CN214726096U

CN214726096U - Injection mold upper die base with anti-reflux structure at injection molding opening

Info

Publication number: CN214726096U
Application number: CN202120830667.XU
Authority: CN
Inventors: 杉山好美
Original assignee: Changxing Youhao Technology Co ltd
Current assignee: Changxing Youhao Technology Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-11-16
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses an injection mould upper die base of structure is prevented flowing against current in mouth area of moulding plastics, the utility model relates to the technical field of mould. The utility model discloses a plastic injection molding machine, including the hole of moulding plastics, the hole of moulding plastics is connected with first axostylus axostyle and second axostylus axostyle, the both ends of first axostylus axostyle and second axostylus axostyle are cup jointed the action wheel respectively and are followed the driving wheel, the action wheel is overlapped jointly with the outside of following the driving wheel and are equipped with the belt, baffle and lower baffle have been cup jointed respectively to first axostylus axostyle and second axostylus axostyle outside, go up the outside of baffle and lower baffle and all paste and have a sealed pad, micro motor's power drive end meets with first axostylus axostyle, so when using, only need start micro motor, can make baffle and lower baffle synchronous motion, after finishing moulding plastics, can seal up completely, double guarantee, compare with traditional injection mold, the effectual problem of moulding plastics mouthful emergence adverse current of moulding plastics has been solved, thereby the waste of resource has been avoided, the quality and the quality of product have been improved.

Description

Injection mold upper die base with anti-reflux structure at injection molding opening

Technical Field

The utility model relates to the technical field of mold, specifically be an injection mold upper die base of structure is prevented against current by mouth area of moulding plastics.

Background

Injection mold divide into upper die base and die holder usually, and the inside of upper die base is provided with the mouth of moulding plastics, traditional upper die base, single structure, and for fixed knot structure, when the passageway of moulding plastics takes place to block up, can't comb through fast, the efficiency of moulding plastics has been influenced, the mouth of moulding plastics simultaneously department, the problem of the easy adverse current that takes place to cause the waste of resource, irreparable influence has been caused to the quality of product, for this reason, the staff in the field has provided an injection mold upper die base of mouth of moulding plastics area anti-reflux structure.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an injection mould upper die base of structure is prevented against current by mouth area of moulding plastics has solved traditional upper die base, and single structure, and for fixed knot constructs, when the passageway of moulding plastics takes place to block up, can't comb fast and lead to, has influenced the efficiency of moulding plastics, and the department of moulding plastics simultaneously mouthful easily takes place the problem against the current to cause the waste of resource, caused the problem of irrecoverable influence to the quality of product.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an injection mold upper mold base with an anti-reflux structure at an injection opening comprises a first upper mold base plate, a second upper mold base plate and a third upper mold base plate, wherein the first upper mold base plate, the second upper mold base plate and the third upper mold base plate form a fixed connection structure together through a plurality of groups of fastening bolts;

the injection molding mouth assembly comprises an injection molding mouth and a micro motor, a first injection molding hole is formed in the injection molding mouth, a first shaft rod and a second shaft rod are respectively connected to the inside of the first injection molding hole in a rotating mode from top to bottom, a driving wheel and a driven wheel are respectively sleeved at two ends of the first shaft rod and the second shaft rod, a belt is sleeved on the driving wheel and the outer portion of the driven wheel, an upper partition plate and a lower partition plate are respectively sleeved on the outer portions of the first shaft rod and the second shaft rod, and a sealing gasket is respectively pasted on the outer portions of the upper partition plate and the lower partition plate.

Preferably, two sets of symmetrical clamping grooves are formed in the third upper die base plate, and the die cores are clamped in the clamping grooves.

Preferably, the first injection molding channel and the second injection molding channel are communicated with the mold core and are of a cross-shaped structure, and a limiting column is fixedly mounted at four corners of the first upper mold base plate, the second upper mold base plate and the third upper mold base plate respectively.

Preferably, two sets of symmetrical screw holes are respectively formed in two sides of the first upper die base plate, the second upper die base plate and the third upper die base plate, and the fastening bolts penetrate through the screw holes.

Preferably, the top of the injection molding nozzle and one side of the first injection molding hole are provided with a first groove, the micro motor is positioned in the first groove, and the power driving end of the micro motor is connected with the first shaft rod.

Preferably, the bottom of the injection molding nozzle is provided with a second injection molding hole communicated with the first injection molding hole, the inside of the injection molding nozzle is positioned on the outer side of the first injection molding hole and provided with a second groove, the belt is positioned inside the second groove, and the sealing gasket is attached to the inside of the first injection molding hole.

Advantageous effects

The utility model provides an injection mould upper die base of structure is prevented flowing against current in mouth area of moulding plastics.

Compared with the prior art, the method has the following beneficial effects:

1. an injection mould upper die base with an anti-reflux structure at an injection molding opening is characterized in that a first shaft lever and a second shaft lever are respectively rotatably connected with the inside of a first injection molding hole from top to bottom, a driving wheel and a driven wheel are respectively sleeved at two ends of the first shaft lever and the second shaft lever, a belt is sleeved on the outer portions of the driving wheel and the driven wheel, an upper partition plate and a lower partition plate are respectively sleeved on the outer portions of the first shaft lever and the second shaft lever, a sealing gasket is respectively adhered on the outer portions of the upper partition plate and the lower partition plate, and a power driving end of a micro motor is connected with the first shaft lever, therefore, when in use, the upper clapboard and the lower clapboard can move synchronously only by starting the micro motor, can carry out the complete sealing after finishing moulding plastics, dual guarantee, compare with traditional injection mold, the effectual problem of moulding plastics mouthful emergence adverse current of having solved to avoid the waste of resource, improved the quality and the quality of product.

2. The utility model provides an injection mould upper die base of structure is prevented flowing backwards in mouth area of moulding plastics, first mould bedplate, second mould bedplate and third mould bedplate form fixed connection structure through a plurality of groups fastening bolt jointly, first passageway of moulding plastics has been seted up at the top of second mould bedplate, the second passageway of moulding plastics has been seted up to the bottom of first mould bedplate and with the corresponding department of first passageway of moulding plastics, two sets of symmetrical block grooves have been seted up to the inside of third mould bedplate, the inside block in block groove has the mold core, therefore, this structure is convenient for not only install and dismantle, and still can carry out corresponding change to the mold core according to the product that required was moulded plastics, thereby flexibility and the convenience of use have been improved, and simultaneously, when the passageway of moulding plastics takes place to block up, only need to demolish fastening bolt, can carry out quick mediation, and then greatly reduced cost of maintenance, the efficiency of moulding plastics has been improved.

Drawings

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

FIG. 2 is an exploded view of the first view of the structure of the present invention;

FIG. 3 is a second perspective view of the structure of the present invention;

FIG. 4 is a schematic structural view of the injection port assembly of the present invention;

FIG. 5 is a top view of the injection port assembly of the present invention;

fig. 6 is a cross-sectional view a-a of fig. 5.

In the figure: 1. a first upper die base plate; 2. a second upper die base plate; 3. a third upper die base plate; 4. fastening a bolt; 5. an injection port assembly; 51. an injection molding nozzle; 52. a micro motor; 53. a first injection molding hole; 54. a first shaft lever; 55. a second shaft lever; 56. a driving wheel; 57. a driven wheel; 58. a belt; 59. an upper partition plate; 510. a lower partition plate; 511. a gasket; 512. a first groove; 513. a second groove; 514. a second injection molding hole; 6. a first injection molding channel; 7. a second injection molding channel; 8. a clamping groove; 9. a mold core; 10. a limiting column; 11. and a screw hole.

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.

Referring to fig. 1-3, the present invention provides a technical solution: an injection mould upper die holder with an anti-reflux structure at an injection opening comprises a first upper die base plate 1, a second upper die base plate 2 and a third upper die base plate 3, wherein the first upper die base plate 1, the second upper die base plate 2 and the third upper die base plate 3 jointly form a fixed connection structure through a plurality of groups of fastening bolts 4, an injection opening component 5 is fixedly arranged in the middle of the inside of the first upper die base plate 1, a first injection channel 6 is arranged at the top of the second upper die base plate 2, a second injection channel 7 is arranged at the bottom of the first upper die base plate 1 and corresponds to the first injection channel 6, two groups of symmetrical clamping grooves 8 are arranged in the inside of the third upper die base plate 3, a die core 9 is clamped in the clamping grooves 8, the first injection channel 6 and the second injection channel 7 are communicated with the die core 9 and jointly form a cross-shaped structure, a limiting column 10 is fixedly arranged at the four corners of the first upper die base plate 1, the second upper die base plate 2 and the third upper die base plate 3 respectively, two sets of symmetrical screw holes 11 are respectively formed in two sides of the first upper die base plate 1, the second upper die base plate 2 and the third upper die base plate 3, and the fastening bolts 4 penetrate through the screw holes 11.

Referring to fig. 4-6, the injection nozzle assembly 5 includes an injection nozzle 51 and a micro motor 52, a first injection hole 53 is formed in the injection nozzle 51, a first shaft rod 54 and a second shaft rod 55 are respectively rotatably connected to the interior of the first injection hole 53 from top to bottom, a driving wheel 56 and a driven wheel 57 are respectively sleeved at two ends of the first shaft rod 54 and the second shaft rod 55, a belt 58 is sleeved on the exterior of the driving wheel 56 and the driven wheel 57, an upper partition plate 59 and a lower partition plate 510 are respectively sleeved on the exterior of the first shaft rod 54 and the second shaft rod 55, a sealing gasket 511 is respectively adhered to the exterior of the upper partition plate 59 and the lower partition plate 510, a first groove 512 is formed at the top of the injection nozzle 51 and located at one side of the first injection hole 53, the micro motor 52 is located in the first groove 512 and connected to the first shaft rod 54 at the power driving end, a second injection hole 514 communicated with the first injection hole 53 is formed at the bottom of the injection nozzle 51, the inside of the injection molding nozzle 51 and the outside of the first injection molding hole 53 are provided with a second groove 513, the belt 58 is positioned in the second groove 513, and the sealing gasket 511 is attached to the inside of the first injection molding hole 53.

When in use, the first upper mold plate 1, the second upper mold plate 2 and the third upper mold plate 3 are stacked together from top to bottom, then the fastening bolt 4 is taken out and passes through the screw hole 11 to fix the three together, then the required mold core 9 is taken out and clamped in the clamping groove 8, finally the limit column 10 is connected with the lower mold base, at the moment, the micro motor 52 can be started, the power driving end of the micro motor can drive the first shaft rod 54, the driving wheel 56 and the upper baffle plate 59 to rotate, at the moment, the second shaft rod 55 and the external lower baffle plate 510 can be driven to synchronously rotate under the action of the belt 58 until the upper baffle plate 59 and the lower baffle plate 510 are in a vertical state in the first injection hole 53, then thermoplastic can be poured from the edge of the first injection hole 53, after the pouring is finished, the micro motor 52 can be started again until the upper baffle plate 59 and the lower baffle plate 510 are simultaneously and horizontally positioned in the first injection hole 53, can be with first hole 53 of moulding plastics completely sealed to the situation of having avoided the thermoplastic to flow against the current takes place, treats to use the back for a long time, if the problem that the jam appears in first passageway 6 or the second of moulding plastics 7 of moulding plastics, only need take out fastening bolt 4, can part first cope match-plate pattern board 1 and second cope match-plate pattern board 2, thereby be convenient for dredge fast.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. An injection mold upper mold base with an anti-reflux structure at an injection opening is characterized by comprising a first upper mold base plate (1), a second upper mold base plate (2) and a third upper mold base plate (3), wherein the first upper mold base plate (1), the second upper mold base plate (2) and the third upper mold base plate (3) jointly form a fixed connection structure through a plurality of groups of fastening bolts (4), an injection opening assembly (5) is fixedly installed in the middle of the inside of the first upper mold base plate (1), a first injection channel (6) is formed in the top of the second upper mold base plate (2), and a second injection channel (7) is formed in the bottom of the first upper mold base plate (1) and corresponds to the first injection channel (6);

the injection molding mouth assembly (5) comprises an injection molding mouth (51) and a micro motor (52), a first injection molding hole (53) is formed in the injection molding mouth (51), a first shaft rod (54) and a second shaft rod (55) are respectively connected to the inside of the first injection molding hole (53) in a rotating mode from top to bottom, a driving wheel (56) and a driven wheel (57) are respectively sleeved at two ends of the first shaft rod (54) and the second shaft rod (55), a belt (58) is sleeved on the outer portions of the driving wheel (56) and the driven wheel (57) together, an upper partition plate (59) and a lower partition plate (510) are respectively sleeved on the outer portions of the first shaft rod (54) and the second shaft rod (55), and a sealing gasket (511) is respectively pasted on the outer portions of the upper partition plate (59) and the lower partition plate (510).

2. The injection mold upper mold base with the backflow-preventing structure at the injection port as claimed in claim 1, wherein two sets of symmetrical engaging grooves (8) are formed in the third upper mold base plate (3), and the mold core (9) is engaged in the engaging grooves (8).

3. The injection mold upper die holder with the backflow-preventing structure for the injection molding opening as claimed in claim 2, wherein the first injection channel (6) and the second injection channel (7) are communicated with the die core (9) and jointly present a cross-shaped structure, and a limiting column (10) is fixedly mounted at each of four corners of the first upper die holder plate (1), the second upper die holder plate (2) and the third upper die holder plate (3).

4. The injection mold upper die holder with the backflow-preventing structure for the injection port as claimed in claim 1, wherein two sets of symmetrical screw holes (11) are respectively formed in two sides of the first upper die holder plate (1), the second upper die holder plate (2) and the third upper die holder plate (3), and the fastening bolt (4) penetrates through the screw holes (11).

5. The injection mold upper die holder with the backflow-preventing structure for the injection molding opening according to claim 1, wherein a first groove (512) is formed in the top of the injection molding nozzle (51) and located on one side of the first injection molding hole (53), the micro motor (52) is located inside the first groove (512), and the power driving end of the micro motor is connected with the first shaft rod (54).

6. The injection mold upper die holder with the backflow-preventing structure for the injection molding mouth is characterized in that a second injection molding hole (514) communicated with the first injection molding hole (53) is formed in the bottom of the injection molding nozzle (51), a second groove (513) is formed in the inner portion of the injection molding nozzle (51) and located on the outer side of the first injection molding hole (53), the belt (58) is located in the second groove (513), and the sealing gasket (511) is attached to the inner portion of the first injection molding hole (53).