CN111037860A

CN111037860A - Injection mold for automobile bumper

Info

Publication number: CN111037860A
Application number: CN201911333299.1A
Authority: CN
Inventors: 华鹏; 袁孝全; 谢文建; 李震; 周辉清
Original assignee: Hubei Xuancai Auto Parts Technology Co Ltd
Current assignee: Hubei Xuancai Auto Parts Technology Co Ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-04-21

Abstract

The invention discloses an injection mold for an automobile bumper, which belongs to the technical field of automobile bumper production and comprises a bottom plate, wherein two supporting plates are mounted at the top of the bottom plate, a top plate is mounted at the tops of the supporting plates, a lower die is arranged at the top of the bottom plate, a guide rod is mounted on the lower die, the top of the guide rod is fixedly connected with the top plate, an upper die is slidably mounted on the guide rod, an air cylinder is mounted on the top plate, a piston rod of the air cylinder is in transmission connection with the upper die, two horizontally arranged lead screws are arranged between the two supporting plates, a water tank is slidably mounted between the two lead screws, a hopper is mounted at the top of the water tank, water and an electric; the invention realizes large-area material moving, reduces the flowing waiting time of the raw materials, enables the raw materials to cover the lower die more quickly, improves the feeding efficiency and the production efficiency, improves the fluidity of the raw materials through water bath heat preservation, and is beneficial to feeding.

Description

Injection mold for automobile bumper

Technical Field

The invention belongs to the technical field of automobile bumper production, and particularly relates to an injection mold for an automobile bumper.

Background

The industrial production of the die is used for obtaining various dies and tools of required products by methods such as injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and the like. In short, 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. The element has the name of "industrial mother".

When the automobile bumper is produced by injection molding, the raw materials are melted and injected, and the injection molding is carried out after the lower die is covered by the slow flowing of the raw materials during feeding, so that the efficiency is low, and the raw materials are easily precooled and passivated during feeding so that the raw materials do not flow and the feeding speed is slow, therefore, the injection mold for the automobile bumper is needed to solve the problems.

Disclosure of Invention

The present invention is directed to an injection mold for an automobile bumper, which solves the above problems of the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: an injection mold for an automobile bumper comprises a bottom plate, two supporting plates are arranged at the top of the bottom plate, a top plate is arranged at the top of each supporting plate, the top of the bottom plate is provided with a lower die, the lower die is provided with a guide rod, the top of the guide rod is fixedly connected with the top plate, an upper die is arranged on the guide rod in a sliding manner, an air cylinder is arranged on the top plate, a piston rod of the air cylinder is in transmission connection with the upper die, two horizontally arranged screw rods are arranged between the two support plates, a water tank is arranged between the two screw rods in a sliding manner, the top of the water tank is provided with a hopper, water and an electric heating rod are arranged in the water tank, the bottom of the hopper is provided with a discharge pipe, a vertically arranged conveying screw rod is rotatably arranged in the hopper, the bottom of the conveying screw rod extends into the discharge pipe, violently manage is installed to the bottom of discharging pipe, violently manages both ends and for sealed setting, violently manages a plurality of discharge openings that the bottom set up along the horizontal direction equidistance.

As a preferred embodiment, the top of the hopper is provided with a U-shaped plate which is arranged in an inverted manner, the U-shaped plate is provided with a driving motor, a vertically-arranged rotating rod is connected between the U-shaped plate and the conveying screw, and an output shaft of the driving motor is in transmission connection with the rotating rod.

As a preferred embodiment, a rectangular plate is arranged in the discharge pipe, the bottom of the conveying screw is rotatably connected with the rectangular plate, the cross section of the discharge pipe is of a circular structure, a vertically arranged pin shaft is mounted at the bottom of the conveying screw, and the bottom of the pin shaft is rotatably connected with the rectangular plate.

As a preferred embodiment, a horizontally arranged mounting plate is mounted on one of the support plates, a bidirectional gear motor is arranged on the mounting plate, an output shaft of the bidirectional gear motor is in transmission connection with a screw rod, a bearing rod which is obliquely arranged is mounted at the bottom of the mounting plate, and the bottom of the bearing rod is fixedly connected with the support plate.

As a preferred embodiment, the discharge pipe is fixedly installed at the bottom of the water tank, the top of the discharge pipe extends into the water tank and is fixedly connected with the bottom of the hopper, and the water tank is provided with a storage battery which is electrically connected with the electric heating rod.

As a preferred embodiment, a water inlet is installed at the top of the water tank, a sealing cover is installed on the water inlet in a threaded mode, a drain pipe is installed at the bottom of the water tank, and a valve is arranged on the drain pipe.

Compared with the prior art, the invention has the beneficial effects that:

rotate through the lead screw and drive water tank horizontal migration, the water tank drives the hopper and carries out horizontal migration, and it gets into the horizontal pipe to rotate the raw materials in the drive hopper from the discharging pipe discharge through conveying screw, through discharge opening discharge material loading, the horizontal migration of cooperation hopper can carry out the large tracts of land and remove the material, reduces the mobile latency of raw materials for the faster cover lower mould of raw materials improves the material loading efficiency, improves production efficiency.

Through being equipped with water in the water tank, heat through starting the electric bar feedwater for hopper and discharging pipe can not be cooled in being in higher temperature environment, make the raw materials be in the molten state, and the better material loading that flows of the raw materials of being convenient for avoids the raw materials to meet cold not mobile, improves the mobility of raw materials.

The invention realizes large-area material moving, reduces the flowing waiting time of the raw materials, enables the raw materials to cover the lower die more quickly, improves the feeding efficiency and the production efficiency, improves the fluidity of the raw materials through water bath heat preservation, and is beneficial to feeding.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the water tank of the present invention;

fig. 3 is a side view of the cross tube of the present invention.

In the figure: 1. a base plate; 2. a support plate; 3. a top plate; 4. a lower die; 5. a guide bar; 6. a cylinder; 7. an upper die; 8. a screw rod; 9. a water tank; 10. a bidirectional reduction motor; 11. a hopper; 12. a discharge pipe; 13. a transverse tube; 14. a discharge hole; 15. a conveying screw; 16. rotating the rod; 17. a U-shaped plate; 18. a drive motor; 19. an electric heating rod.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.

Referring to fig. 1-3, the invention provides an injection mold for an automobile bumper, which comprises a bottom plate 1, wherein two support plates 2 are mounted at the top of the bottom plate 1, a top plate 3 is mounted at the top of each support plate 2, a lower mold 4 is arranged at the top of the bottom plate 1, a guide rod 5 is mounted on each lower mold 4, the top of each guide rod 5 is fixedly connected with the top plate 3, an upper mold 7 is slidably mounted on each guide rod 5, an air cylinder 6 is mounted on each top plate 3, a piston rod of each air cylinder 6 is in transmission connection with the upper mold 7, two horizontally arranged screw rods 8 are arranged between the two support plates 2, a water tank 9 is slidably mounted between the two screw rods 8, a hopper 11 is mounted at the top of the water tank 9; be equipped with water in through the water tank 9, supply water heating through starting the electrical bar 19 for hopper 11 and discharging pipe 12 can not be cooled in being in higher temperature environment, make the raw materials be in the molten condition, and the better material loading that flows of the raw materials of being convenient for avoids the raw materials to meet cold and does not flow, improves the mobility of raw materials.

A discharge pipe 12 is mounted at the bottom of the hopper 11, a vertically arranged conveying screw 15 is rotatably mounted in the hopper 11, the bottom of the conveying screw 15 extends into the discharge pipe 12, a transverse pipe 13 is mounted at the bottom of the discharge pipe 12, two ends of the transverse pipe 13 are hermetically arranged, and a plurality of discharge holes 14 are formed in the bottom of the transverse pipe 13 at equal intervals along the horizontal direction (see fig. 1, 2 and 3); rotate through lead screw 8 and drive 9 horizontal migration of water tank, water tank 9 drives hopper 11 and carries out horizontal migration, rotate through conveying screw 15 and drive raw materials in the hopper 11 and follow discharging pipe 12 and discharge and get into violently managing 13 in, through discharge opening 14 discharge material loading, cooperate the horizontal migration of hopper 11, can carry out the large tracts of land and remove the material, reduce the mobile latency of raw materials for the faster lower mould that covers of raw materials improves material loading efficiency, improves production efficiency.

A U-shaped plate 17 arranged in an inverted manner is mounted at the top of the hopper 11, a driving motor 18 is arranged on the U-shaped plate 17, a rotating rod 16 arranged vertically is connected between the U-shaped plate 17 and the conveying screw 15, and an output shaft of the driving motor 18 is in transmission connection with the rotating rod 16 (see fig. 2); the rotating rod 16 is driven by the driving motor 18 to rotate so as to drive the conveying screw 15 to rotate, and the conveying screw 15 rotates to drive the raw material in the hopper 11 to be discharged from the discharge pipe 12 into the transverse pipe 13, so that the fed material is discharged through the discharge hole 14.

A rectangular plate is arranged in the discharge pipe 12, the bottom of the conveying screw rod 15 is rotatably connected with the rectangular plate, the cross section of the discharge pipe 12 is of a circular structure, a vertically arranged pin shaft is mounted at the bottom of the conveying screw rod 15, and the bottom of the pin shaft is rotatably connected with the rectangular plate (see fig. 2); through conveying screw and round pin axle fixed connection, the round pin axle rotates with the rectangular plate to be connected, and the discharging pipe 12 ejection of compact can not be blockked up to the rectangular plate, and the rectangular plate only occupies the partial area of discharging pipe cross section.

A horizontally arranged mounting plate is mounted on one of the support plates 2, a bidirectional speed reducing motor 10 is arranged on the mounting plate, an output shaft of the bidirectional speed reducing motor 10 is in transmission connection with a screw rod 8, a bearing rod which is obliquely arranged is mounted at the bottom of the mounting plate, and the bottom of the bearing rod is fixedly connected with the support plate 2 (see fig. 1 and 2); the bidirectional speed reducing motor 10 drives the screw rod 8 to rotate to drive the water tank 9 to move horizontally, the water tank 9 drives the hopper 11 to move horizontally, the motion feeding is realized, and the covering speed of raw materials is improved.

The discharge pipe 12 is fixedly arranged at the bottom of the water tank 9, the top of the discharge pipe 12 extends into the water tank 9 and is fixedly connected with the bottom of the hopper 11, a storage battery is arranged on the water tank 9, and the storage battery is electrically connected with an electric heating rod 19 (see fig. 2); feed water and heat through starting the electric heating rod 19, so that the hopper 11 and the discharge pipe 12 are in a higher temperature environment and cannot be cooled, the raw materials are in a molten state, the raw materials can be fed in a better flowing manner, the raw materials are prevented from flowing when being cooled, and the flowability of the raw materials is improved.

A water inlet is arranged at the top of the water tank 9, a sealing cover is arranged on the water inlet in a threaded manner, a drain pipe is arranged at the bottom of the water tank 9, and a valve (not shown) is arranged on the drain pipe; the water inlet can be opened and closed by rotating the sealing cover, the water is added into the water supply tank 9, and the water is drained by opening the valve on the drain pipe and is used for replacing water.

When using, drive lead screw 8 through two-way gear motor 10 and rotate and drive 9 horizontal migration of water tank, water tank 9 drives hopper 11 and carries out horizontal migration, it rotates and drives conveying screw 15 through driving motor 18 drive dwang 16 and rotates, conveying screw 15 rotates the raw materials in the drive hopper 11 and gets into in violently managing 13 from discharging pipe 12 discharge, material loading through discharge opening 14 discharge, the horizontal migration of cooperation hopper 11, can carry out the large tracts of land removal material, reduce the mobile latency of raw materials, make the faster cover lower mould of raw materials, improve the material loading efficiency, and the production efficiency is improved. Be equipped with water in through the water tank 9, supply water heating through starting the electrical bar 19 for hopper 11 and discharging pipe 12 can not be cooled in being in higher temperature environment, make the raw materials be in the molten condition, and the better material loading that flows of the raw materials of being convenient for avoids the raw materials to meet cold and does not flow, improves the mobility of raw materials.

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 for an automobile bumper, comprising a base plate (1), characterized in that: two supporting plates (2) are installed at the top of the bottom plate (1), a top plate (3) is installed at the top of the supporting plates (2), a lower die (4) is arranged at the top of the bottom plate (1), a guide rod (5) is installed on the lower die (4), the top of the guide rod (5) is fixedly connected with the top plate (3), an upper die (7) is installed on the guide rod (5) in a sliding mode, a cylinder (6) is installed on the top plate (3), a piston rod of the cylinder (6) is in transmission connection with the upper die (7), two lead screws (8) which are horizontally arranged are arranged between the supporting plates (2), a water tank (9) is installed between the two lead screws (8), a hopper (11) is installed at the top of the water tank (9), water and electric heating rods (19) are arranged in the water tank (9), a discharging pipe (12) is installed at the bottom of the hopper (, the bottom of conveying screw (15) extends to in discharging pipe (12), violently pipe (13) are installed to the bottom of discharging pipe (12), and the both ends of violently pipe (13) are sealed setting, a plurality of discharge openings (14) that the bottom of violently pipe (13) set up along the horizontal direction equidistance.

2. An injection mold for an automobile bumper according to claim 1, characterized in that: u-shaped plate (17) that the handstand set up are installed to the top of hopper (11), are equipped with driving motor (18) on U-shaped plate (17), are connected with dwang (16) of vertical setting between U-shaped plate (17) and conveying screw (15), and the output shaft and dwang (16) transmission of driving motor (18) are connected.

3. An injection mold for an automobile bumper according to claim 1, characterized in that: be equipped with the rectangular plate in discharging pipe (12), the bottom and the rectangular plate of conveying screw rod (15) rotate to be connected, the cross section of discharging pipe (12) is circular structure, and the round pin axle of vertical setting is installed to the bottom of conveying screw rod (15), and the bottom and the rectangular plate of round pin axle rotate to be connected.

4. An injection mold for an automobile bumper according to claim 1, characterized in that: one of them install the mounting panel that the level set up on backup pad (2), be equipped with two-way gear motor (10) on the mounting panel, the output shaft and lead screw (8) transmission of two-way gear motor (10) are connected, the bearing bar that the slope set up is installed to the bottom of mounting panel, the bottom and backup pad (2) fixed connection of bearing bar.

5. An injection mold for an automobile bumper according to claim 1, characterized in that: the discharging pipe (12) is fixedly installed at the bottom of the water tank (9), the top of the discharging pipe (12) extends into the water tank (9) and is fixedly connected with the bottom of the hopper (11), a storage battery is arranged on the water tank (9), and the storage battery is electrically connected with the electric heating rod (19).

6. An injection mold for an automobile bumper according to claim 1, characterized in that: the water inlet is installed at the top of water tank (9), and threaded mounting has sealed lid on the water inlet, and the drain pipe is installed to the bottom of water tank (9), is equipped with the valve on the drain pipe.