CN217891693U

CN217891693U - Injection mold for automobile seat guard plate

Info

Publication number: CN217891693U
Application number: CN202222149250.4U
Authority: CN
Inventors: 白水超
Original assignee: Kunshan Daliang Plastic Mould Co ltd
Current assignee: Kunshan Daliang Plastic Mould Co ltd
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2022-11-25
Anticipated expiration: 2032-08-16

Abstract

The utility model discloses a car seat backplate injection mold, including last mould, the bottom slidable mounting who goes up the mould has well mould, the splitter box has been seted up on the top of well mould, two die cavitys have been seted up to the bottom of well mould, the drainage hole has been seted up between two die cavitys and the splitter box, the hole of moulding plastics has been seted up on the last mould, it is corresponding with the splitter box position to mould plastics the hole, through ball screw, ball gear, hollow gear, the setting of circular arc connecting rod and cutting piece, after car seat backplate compound die is moulded plastics, go up the mould, well mould and bed die separation, ball screw slides perpendicularly in well mould, force ball gear at well mould internal rotation, thereby drive hollow gear rotation, and then make a plurality of circular arc connecting rod drive the cutting piece simultaneously and rotate and be close to each other, thereby the mesh that the form plastic goods cut off will be watered, make car seat backplate drawing of patterns more swift convenient, the mesh of later stage manual work getting rid of has been saved, the effectual cost of labor has been saved.

Description

Injection mold for automobile seat guard plate

Technical Field

The utility model relates to an injection mold technical field especially relates to a car seat backplate injection mold.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, and the injection molding is a processing method used for batch production of parts with complex shapes, in particular to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure and obtaining a formed product after cooling and solidification.

As one of interior parts, a car seat guard plate is generally installed on both sides of a car seat to perform functions such as decoration and protection.

Automobile seat backplate needs injection mold to carry out injection molding processing when producing, but current automobile seat backplate injection mold in use, injection hole department can cool off and solidify and water the form plastic goods, links together with the product after the drawing of patterns, needs artifical manual the getting rid of, has increased the cost of labor, consequently needs an automobile seat backplate injection mold to satisfy the demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a car seat backplate injection mold to the department of the moulding plastics hole that proposes in solving above-mentioned background art can cool off and solidify and water the form plastic goods, links together with the product after the drawing of patterns, needs artifical manual the getting rid of, has increased the problem of cost of labor.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a car seat backplate injection mold, includes the mould, the bottom slidable mounting of last mould has well mould, and the splitter box has been seted up on the top of well mould, and two die cavitys have been seted up to the bottom of well mould, have seted up the drainage hole between two die cavitys and the splitter box, the hole of moulding plastics has been seted up on the last mould, and the hole of moulding plastics is corresponding with the splitter box position, ball screw is installed to the bottom of going up the mould, and the adaptation has ball gear on the ball screw, and ball gear rotates and installs in well mould, and the meshing has hollow gear on the ball gear, and a plurality of circular arc connecting rod is installed to the hollow gear internal rotation, rotates on the circular arc connecting rod and installs the cutting piece, and the cutting piece rotates and installs in hollow gear, the bottom slidable mounting of well mould has the bed die, installs two mould benevolence on the bed, and mould benevolence adaptation is in the die cavity.

Preferably, the middle mold is provided with a through hole, and the ball screw is slidably mounted in the through hole.

Preferably, a first gear groove and a second gear groove are formed in the middle die, the first gear groove is communicated with the second gear groove, a limiting groove is formed in the inner wall of the first gear groove, a limiting ring is rotatably mounted in the limiting groove and is mounted at the bottom end of the ball gear, and the hollow gear is rotatably mounted in the second gear groove.

Preferably, a first connecting shaft is installed in the hollow gear, one end of the arc connecting rod is rotatably installed on the first connecting shaft, a second connecting shaft is installed on the cutting sheet, and the other end of the arc connecting rod is rotatably installed on the second connecting shaft.

Preferably, the center of the second gear groove corresponds to the center of the drainage hole, a gasket is mounted on the inner wall of the bottom end of the second gear groove, a third connecting shaft is mounted on the gasket, and the cutting blade is rotatably mounted on the third connecting shaft.

Preferably, a limiting hole is formed in the middle die, a limiting slide rod is slidably mounted in the limiting hole, and the limiting slide rod is mounted at the bottom end of the upper die.

Preferably, the middle die is provided with a positioning hole, a positioning shaft is slidably mounted in the positioning hole, and the positioning shaft is mounted on the lower die.

The utility model has the advantages that:

the utility model discloses in through ball screw, ball gear, hollow gear, the setting of circular arc connecting rod and cutting piece, after car seat backplate compound die is moulded plastics, go up the mould, well mould and bed die separation, ball screw slides perpendicularly in well mould, force ball gear at well mould internal rotation, thereby drive hollow gear and rotate, and then make a plurality of circular arc connecting rod drive the cutting piece simultaneously and rotate and be close to each other, thereby will water the purpose that the form plastic goods cut off, make car seat backplate drawing of patterns more swift convenient, the artifical mesh of getting rid of in later stage has been saved, the effectual cost of labor that has saved.

Drawings

Fig. 1 is a schematic structural view of an injection mold for a vehicle seat guard plate according to the present invention;

fig. 2 is a schematic front sectional view of an injection mold for a vehicle seat guard plate according to the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 2 of the injection mold for the automobile seat guard plate according to the present invention;

fig. 4 is a schematic view of a top-view cross-sectional structure of an arc connecting rod of the injection mold for the automobile seat guard plate of the present invention;

FIG. 5 is a schematic view of a front view cross-sectional structure of a limiting slide bar of an injection mold for a vehicle seat guard plate according to the present invention;

fig. 6 is the utility model provides a car seat backplate injection mold's location axle orthographic view section structure schematic diagram.

In the figure: 1. an upper die; 2. a middle die; 3. a lower die; 4. injection molding holes; 5. a mold core; 6. a shunt slot; 7. a mold cavity; 8. a drainage hole; 9. a ball screw; 10. a ball gear; 11. a through hole; 12. a hollow gear; 13. a circular arc connecting rod; 14. cutting the slices; 15. a first gear groove; 16. a second gear groove; 17. a limiting groove; 18. a limiting ring; 19. a first connecting shaft; 20. a second connecting shaft; 21. a gasket; 22. a third connecting shaft; 23. a limiting hole; 24. a limiting slide bar; 25. positioning holes; 26. and (5) positioning the shaft.

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.

Referring to fig. 1-6, an injection mold for a vehicle seat protection plate comprises an upper mold 1, a middle mold 2 is slidably mounted at the bottom end of the upper mold 1, a splitter box 6 is disposed at the top end of the middle mold 2, two mold cavities 7 are disposed at the bottom end of the middle mold 2, a drainage hole 8 is disposed between the two mold cavities 7 and the splitter box 6, an injection hole 4 is disposed on the upper mold 1, the injection hole 4 corresponds to the splitter box 6, a ball screw 9 is mounted at the bottom end of the upper mold 1, a ball gear 10 is adapted on the ball screw 9, the ball gear 10 is rotatably mounted in the middle mold 2, a hollow gear 12 is engaged on the ball gear 10, a plurality of arc connecting rods 13 are rotatably mounted in the hollow gear 12, a cutting blade 14 is rotatably mounted on the arc connecting rods 13, the cutting blade 14 is rotatably mounted in the hollow gear 12, a lower mold 3 is slidably mounted at the bottom end of the middle mold 2, the lower die 3 is provided with two die cores 5, the die cores 5 are matched in a die cavity 7, when the upper die 1, the middle die 2 and the lower die 3 are in a die closing state, hot-melt plastic is injected through an injection molding hole 4 and then is distributed into a drainage hole 8 through a distribution chute 6 and is injected into a forming cavity formed between the die cavity 7 and the die cores 5, so that the process of injection molding of the automobile seat guard plate is completed, after the automobile seat guard plate is cooled and formed, the upper die 1 is lifted and separated from the top end of the middle die 2, the ball screw 9 is lifted along with the upper die 1, balls are arranged in the ball screw 10, the ball screw 9 is conveniently matched with the ball screw 9 and is beneficial to the rotation of the ball screw 10, the ball screw 9 moves to force the ball screw 10 to rotate, the ball screw 10 drives the hollow gear 12 to rotate, the hollow gear 12 drives a plurality of arc connecting rods 13 to rotate, so that the cutting pieces 14 are rotated and close to each other, and then realize cutting off the form plastic goods of watering, the artifical purpose of getting rid of in later stage has been saved, the effectual cost of labor that has saved, when last mould 1 and well mould 2 compound die, ball screw 9 forces ball gear 10 antiport, through the meshing that has hollow gear 12 and the connection of circular arc connecting rod 13, make a plurality of cutting piece 14 antiport that originally is close to each other, realize synchronous separation, thereby provide the space that hot melt plastic flows, be favorable to the realization of the process of moulding plastics.

Referring to fig. 2, the utility model discloses in, through-hole 11 has been seted up on well mould 2, ball screw 9 slidable mounting is in through-hole 11, for ball screw 9 provides the storage space, is favorable to ball screw 9's vertical migration.

Referring to fig. 2-4, the utility model discloses in, set up first gear groove 15 and second gear groove 16 in the well mould 2, first gear groove 15 communicates with each other with second gear groove 16, spacing groove 17 has been seted up on the inner wall of first gear groove 15, spacing ring 18 is installed to the spacing groove 17 internal rotation, spacing ring 18 is installed in ball gear 10's bottom, hollow gear 12 rotates to be installed in second gear groove 16, spacing groove 17 and spacing ring 18 provide spacingly for ball gear 10, the effectual skew of preventing ball gear 10, provide the guarantee for ball gear 10 and hollow gear 12's meshing.

Referring to fig. 4, the utility model discloses in, install first connecting axle 19 in the hollow gear 12, the one end of circular arc connecting rod 13 is rotated and is installed on first connecting axle 19, install second connecting axle 20 on the cutting piece 14, the other end of circular arc connecting rod 13 rotates and installs on second connecting axle 20, first connecting axle 19 is connected hollow gear 12 and circular arc connecting rod 13 as whole, make things convenient for the transmission of power between hollow gear 12 and the circular arc connecting rod 13, second connecting axle 20 is connected circular arc connecting rod 13 and cutting piece 14 as whole, make things convenient for the transmission of power between circular arc connecting rod 13 and the cutting piece 14.

Referring to fig. 2-4, the utility model discloses in, the center of second gear groove 16 corresponds with the center of drainage hole 8, and gasket 21 is installed to the bottom inner wall of second gear groove 16, installs third connecting axle 22 on the gasket 21, and cutting piece 14 rotates and installs on third connecting axle 22, and third connecting axle 22 provides the rotation centre of a circle for cutting piece 14 to realize that a plurality of cutting piece 14 rotates each other and be close to and the purpose of separation.

Referring to fig. 5, the utility model discloses in, seted up spacing hole 23 in the well mould 2, slidable mounting has spacing slide bar 24 in spacing hole 23, and spacing slide bar 24 installs in the bottom of last mould 1, and the concentricity between last mould 1 and the well mould 2 has been guaranteed to spacing hole 23 and spacing slide bar 24's cooperation to effectually prevent that ball screw 9 from breaking away from in the ball gear 10 completely.

Refer to fig. 6, the utility model discloses in, the last locating hole 25 of having seted up of well mould 2, slidable mounting has location axle 26 in the locating hole 25, and location axle 26 is installed on bed die 3, and the cooperation between locating hole 25 and the location axle 26 is favorable to the compound die between well mould 2 and the bed die 3 to make and form effectual one-tenth die cavity between die cavity 7 and the mould benevolence 5, guaranteed the fashioned quality of car seat backplate.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a car seat backplate injection mold, includes mould (1), its characterized in that: go up mould (2) in the bottom slidable mounting of mould (1), diversion trench (6) have been seted up on the top of well mould (2), and two die cavities (7) have been seted up to the bottom of well mould (2), have seted up drainage hole (8) between two die cavities (7) and diversion trench (6), it moulds hole (4) to have seted up on mould (1), moulds hole (4) and diversion trench (6) position is corresponding, ball screw (9) are installed to the bottom of going up mould (1), and the adaptation has ball gear (10) on ball screw (9), and ball gear (10) rotate to be installed in well mould (2), and the meshing has hollow gear (12) on ball gear (10), and a plurality of circular arc connecting rod (13) are installed to hollow gear (12) internal rotation, rotate on circular arc connecting rod (13) and install cutting piece (14), and cutting piece (14) rotate to be installed in hollow gear (12), the bottom slidable mounting of well mould (2) has bed die (3), installs two mould benevolence (5) on bed (3), and mould benevolence (5) adaptation is in die cavity (7).

2. The injection mold for the seat trim of the automobile according to claim 1, wherein: a through hole (11) is formed in the middle die (2), and the ball screw (9) is slidably mounted in the through hole (11).

3. The injection mold for the seat trim of the automobile according to claim 1, wherein: a first gear groove (15) and a second gear groove (16) are formed in the middle die (2), the first gear groove (15) is communicated with the second gear groove (16), a limiting groove (17) is formed in the inner wall of the first gear groove (15), a limiting ring (18) is rotatably mounted in the limiting groove (17), the limiting ring (18) is mounted at the bottom end of the ball gear (10), and the hollow gear (12) is rotatably mounted in the second gear groove (16).

4. The injection mold for the seat trim of the automobile according to claim 1, wherein: install first connecting axle (19) in hollow gear (12), the one end of circular arc connecting rod (13) is rotated and is installed on first connecting axle (19), installs second connecting axle (20) on cutting piece (14), and the other end of circular arc connecting rod (13) is rotated and is installed on second connecting axle (20).

5. The injection mold for the seat trim of the automobile according to claim 3, wherein: the center of second gear groove (16) corresponds with the center of drainage hole (8), and gasket (21) are installed to the bottom inner wall of second gear groove (16), install third connecting axle (22) on gasket (21), and cutting piece (14) rotate to be installed on third connecting axle (22).

6. The injection mold for the automobile seat guard according to claim 1, wherein: a limiting hole (23) is formed in the middle die (2), a limiting slide rod (24) is installed in the limiting hole (23) in a sliding mode, and the limiting slide rod (24) is installed at the bottom end of the upper die (1).

7. The injection mold for the automobile seat guard according to claim 1, wherein: the middle die (2) is provided with a positioning hole (25), a positioning shaft (26) is arranged in the positioning hole (25) in a sliding mode, and the positioning shaft (26) is arranged on the lower die (3).