CN217570814U

CN217570814U - Mould for improving product strength

Info

Publication number: CN217570814U
Application number: CN202221379500.7U
Authority: CN
Inventors: 程志强; 方晓琴
Original assignee: Shenzhen Beigong Industrial Co ltd
Current assignee: Shenzhen Beigong Industrial Co ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-10-14
Anticipated expiration: 2032-06-06

Abstract

The utility model relates to the technical field of mold, concretely relates to promote mould of product intensity, including the mould body, this internal product die cavity that is provided with of mould, the surface of mould body is provided with the feed inlet that is linked together with the product die cavity, its characterized in that, this internal solution chamber that is linked together with the product die cavity that still is provided with of mould, is connected with the flash hole on the chamber wall of product die cavity, is provided with the valve that is used for controlling flash hole break-make in the flash hole, and the break-make in flash hole is notified through valve drive arrangement to the valve, and the activity of solution intracavity is provided with forging mechanism, and forging mechanism is used for promoting the liquid material of solution intracavity to extrude the product die cavity. Through the cooperation of the forging mechanism and the valve, the liquid material in the product cavity generates enough deformation in the forming process, thereby being beneficial to the forging and forming of the product, and improving the strength and the compactness of the product.

Description

Mould for improving product strength

Technical Field

The utility model relates to the technical field of mold, concretely relates to promote mould of product intensity.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. 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 method realizes the processing of the shape of an article mainly through the change of the physical state of a formed material.

For example, the publication No. CN210615027U discloses a metal mold for casting, when the metal mold for casting is used, a right cylinder pushes a right mold and a left mold to be closed leftward, the operation is simple and convenient, the accuracy of mold closing is improved through a left guide rod and a right guide groove, the fixity after mold closing is improved through a connecting rod, when metal liquid is poured, the liquid is conveniently introduced into a mold cavity after mold closing through a liquid inlet funnel, the safety is high, and the practicability is high; the device comprises a base and a bottom column, wherein the bottom column is fixedly arranged at the bottom end of the base; still include left riser, left bottom plate, left mould, right fixed plate, right cylinder, right telescopic link, right riser, right bottom plate, right mould, two sets of left guide bars, two sets of right guide ways, feed liquor pipe, feed liquor funnel, overflow pipe, two sets of connecting rods, two sets of left fixation nut and two sets of right fixation nut.

In the prior art, most of metal products are processed by forging or die casting, and although the products processed by die casting are well formed, compared with the forging processing, the strength and compactness of the products processed by casting are difficult to be compared with those of the products processed by forging.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a promote mould of product intensity solves prior art, and mould casting processing is difficult to promote the problem of the intensity and the compactedness behind the product shaping.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a promote mould of product intensity, which comprises a die body, this internal product die cavity that is provided with of mould, the surface of mould body is provided with the feed inlet that is linked together with the product die cavity, a serial communication port, this internal solution chamber that is linked together with the product die cavity that still is provided with of mould, be connected with the flash hole on the chamber wall of product die cavity, be provided with the valve that is used for controlling flash hole break-make in the flash hole, the break-make in flash hole is notified through valve drive arrangement to the valve, the activity of solution intracavity is provided with forging mechanism, forging mechanism is used for promoting the liquid material of solution intracavity to extrude the product die cavity.

The valve is arranged in the flash hole through the valve channel, the valve channel is arranged on the side face of the die body and extends to the side face of the die body to be communicated with the flash hole, one end of the valve is connected with the valve driving device through the valve channel, the other end of the valve is arranged in the flash hole in a sliding mode along the length direction of the flash hole, and the hole wall of the flash hole is connected with a flash cavity through a flash port.

The technical scheme is that the forging mechanism pushes liquid materials in the solution cavity to be extruded to the product cavity through the forging movable insert, the forging mechanism comprises the forging movable insert and a forging driving device, one side of the solution cavity is communicated with the product cavity, the other side of the solution cavity extends to be communicated with the surface of the die body, a forging opening is formed in the surface of the die, one end of the forging movable insert penetrates into the solution cavity from the forging opening, and the other end of the forging movable insert is connected with the forging driving device.

According to a further technical scheme, the mold body comprises a front mold and a rear mold which are connected in a matched mode in the front and rear direction, and an ejection mechanism arranged on the rear side of the rear mold, a product cavity, a flash cavity, a solution cavity, a flash hole and a valve channel are formed when the front mold and the rear mold are combined, a forging port is arranged on the rear side of the rear mold, a first ejection hole communicated with the flash cavity is formed in the rear side of the rear mold, a first ejection rod matched with the first ejection hole is arranged on the front side of the ejection mechanism, and when the ejection mechanism is assembled on the rear mold, the first ejection rod is assembled in the first ejection hole in a sliding mode.

The forging driving device is connected with the forging movable insert through a connecting rod, communicating holes penetrating through the front side and the rear side are formed in the ejection mechanism, the forging driving device is connected with the connecting rod on the rear side of the ejection mechanism, and the front end of the connecting rod penetrates through the communicating holes to be connected with the forging movable insert.

The valve driving device is connected with the valve through a connecting block, one side of the connecting block is connected with the valve, the other side of the connecting block is connected with an output shaft of the valve driving device, and the valve driving device drives the output shaft through an oil cylinder, an inclined guide column or a pressure source.

The forging driving device is fixed on the rear side of the ejection mechanism through a mounting plate, and the forging driving device drives the connecting rod through an oil cylinder or a power source.

According to a further technical scheme, a second ejection hole penetrating through the front side and the rear side is formed in the forging movable insert, a second ejection rod matched with the second ejection hole is arranged on the front side of the ejection mechanism, the product cavity and the solution cavity are arranged in a front-rear communication mode, and when the ejection mechanism is assembled on the rear die, the second ejection rod is assembled in the second ejection hole in a sliding mode.

A further technical scheme is that the feed inlet is arranged on the front side of the front mold and communicated with the product cavity through the main flow channel.

Compared with the prior art, the beneficial effects of the utility model are that: such setting can forge and press the product at product forming in-process through valve, valve drive arrangement and forging and pressing mechanism cooperation mould body. Before the liquid material is injected, the valve is in a closed state, and the flash hole is closed. At the moment, liquid materials are injected into the product cavity through the feeding hole until the liquid materials are gradually filled in the solution cavity and the product cavity. Then, the forging mechanism is used for pushing the liquid material in the solution cavity to extrude towards the product cavity, and the valve is opened through the valve driving device, so that the overflow hole is in a smooth state, and the redundant liquid material in the product cavity can flow out through the overflow hole until the product is finally molded. The forging and pressing property is to generate enough deformation so as to be beneficial to the forging and pressing forming of products, in the process, the liquid material in a product cavity generates enough deformation in the forming process through the matching of the forging and pressing mechanism and the valve so as to be beneficial to the forging and pressing forming of the products, the products have the property of forging and pressing products when casting is realized, and the strength, compactness and heat treatment stability of the products are improved. The deformation is generated to facilitate the consistency of the molecular structure direction of the product. The problem of among the prior art, mould casting processing can't promote intensity and compactness after the product shaping.

Drawings

Fig. 1 is an explosion diagram of the mold for improving the strength of the product of the present invention.

Fig. 2 is the schematic diagram of the ejection mechanism of the mold for improving the strength of the product of the present invention.

Fig. 3 is the utility model relates to a promote back mould sketch map of mould of product intensity.

Icon: 1-a die body, 2-a product cavity, 3-a flash cavity, 4-a solution cavity, 5-a valve, 6-a forging movable insert, 7-a valve driving device, 8-a valve channel, 9-a forging driving device, 10-a front die, 11-a rear die, 12-an ejection mechanism, 13-a first ejection hole, 14-a first ejection rod, 15-a connecting rod, 16-a communication hole, 17-a connecting block, 18-an output shaft, 19-a mounting plate, 20-a second ejection hole, 21-a second ejection rod, 22-a feed port, 23-a main runner, 24-a flash hole and 25-a flash port.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Fig. 1 to 3 show an embodiment of the present invention.

Example 1:

the utility model provides a promote mould of product intensity, including mould body 1, be provided with product die cavity 2 in the mould body 1, the surface of mould body 1 is provided with feed inlet 22 that is linked together with product die cavity 2, a serial communication port, still be provided with the solution chamber 4 that is linked together with product die cavity 2 in the mould body 1, be connected with flash hole 24 on the chamber wall of product die cavity 2, be provided with the valve 5 that is used for controlling flash hole 24 break-make in flash hole 24, the break-make of flash hole 24 is controlled through valve drive device 7 to valve 5, solution chamber 4 internalization is provided with forging mechanism, forging mechanism is used for promoting the liquid material in solution chamber 4 and extrudees to product die cavity 2.

With this arrangement, the valve 5, the valve driving device 7, and the forging mechanism are used in cooperation with the die body 1 to forge a product in the product molding process. Before the liquid material is injected, the valve 5 is in a closed state, and the flash hole 24 is closed. At this point, liquid material is injected into the product cavity 2 through the feed opening 22 until the liquid material gradually fills the solution chamber 4 and the product cavity 2. Then the liquid material in the solution cavity 4 is pushed to move towards the product cavity 2 through the forging mechanism, and meanwhile, the valve 5 is opened through the valve driving device 7, so that the overflow hole 24 is in a smooth state, and the liquid material in the product cavity 2 flows out from the overflow hole 24 until the product is finally molded. The forging property is to generate enough deformation, so that the forging and pressing forming of the product is facilitated, in the process, the liquid material in the product cavity generates enough deformation in the forming process through the matching of the forging mechanism and the valve 5, so that the forging and pressing forming of the product is facilitated, the product has the property of forging and pressing the product while casting is realized, and the strength, compactness and heat treatment stability of the product are improved. The deformation is generated, which is beneficial to the consistency of the molecular structure direction of the product. The problem of among the prior art, mould casting processing can't promote intensity and compactness after the product shaping.

The liquid material can be molten metal such as aluminum liquid.

The valve 5 is arranged in the flash hole 24 through the valve channel 8, the valve channel 8 is arranged on the side surface of the die body 1 and extends to be communicated with the flash hole 24, one end of the valve 5 is connected with the valve driving device 7 through the valve channel 8, the other end of the valve 5 is arranged in the flash hole 24 in a sliding mode along the length direction of the flash hole 24, and the hole wall of the flash hole 24 is connected with the flash cavity 3 through the flash port 25. With the arrangement, when the liquid material is injected into the product cavity 2, the valve 5 is pushed by the valve driving device 7 to enter the communication part between the product cavity 2 and the flash cavity 3 from the valve channel 8, and the connection between the product cavity 2 and the flash cavity 3 is blocked by the valve 5, so that the liquid material only enters the solution cavity 4 and the product cavity 2 in the injection process. When the forging step is carried out after the injection is finished, the valve 5 is opened through the valve driving device 7 to communicate the product cavity 2 with the flash cavity 3, so that redundant materials in the product cavity 2 can enter the flash cavity 3 during forging.

The forging mechanism pushes liquid materials in the solution cavity 4 to be extruded to the product cavity 2 through the forging movable insert 6, the forging mechanism comprises the forging movable insert 6 and a forging driving device 9, one side of the solution cavity 4 is communicated with the product cavity 2, the other side of the forging movable insert extends to be communicated with the surface of the die body 1, a forging opening is formed in the surface of the die, one end of the forging movable insert 6 penetrates into the solution cavity 4 from the forging opening, and the other end of the forging movable insert is connected with the forging driving device 9. This arrangement reduces or increases the volume of the solution chamber 4 by sliding the forged movable insert 6 within the solution chamber 4. The volume of the solution chamber 4 is increased by moving the forging movable insert 6 before injecting the liquid material, in which case the volume of the solution chamber 4 may be equal to, greater than or less than the volume of the flash chamber 3. Thus, during forging, the forging movable insert 6 is extruded towards the product cavity 2, so that the volume of the solution cavity 4 is gradually reduced to zero, and the liquid material in the solution cavity 4 can be completely extruded into the product cavity 2. Thereby realizing the forging of the product in the product cavity 2.

The mould body 1 includes that the front mould 10 and the back mould 11 that agree with each other around agreeing with, and set up in the ejection mechanism 12 of back mould 11 rear side, product die cavity 2, flash chamber 3, solution chamber 4, flash hole 24 and valve channel 8 all form when front mould 10 and back mould 11 compound die, forge the mouth and set up in the rear side of back mould 11, the rear side of back mould 11 is provided with the first ejection hole 13 that is linked together with flash chamber 3, the front side of ejection mechanism 12 is provided with the first ejection pole 14 with first ejection hole 13 assorted, when ejection mechanism 12 assembles on back mould 11, first ejection pole 14 slides and assembles in first ejection hole 13. By arranging the front die 10 and the rear die 11, the product can be conveniently machined and removed by closing and removing the front die 10 and the rear die 11. By arranging the ejection mechanism 12, the flash block generated in the flash cavity 3 can be ejected out through the first ejection rod 14 on the ejection mechanism 12, so as to continue to process the product next time.

Example 2:

the forging driving device 9 is connected with the forging movable insert 6 through a connecting rod 15, a communicating hole 16 penetrating through the front side and the rear side is formed in the ejection mechanism 12, the forging driving device 9 is connected with the connecting rod 15 on the rear side of the ejection mechanism 12, and the front end of the connecting rod 15 penetrates through the communicating hole 16 to be connected with the forging movable insert 6. With the adoption of the arrangement, the forging movable insert 6 is driven to slide in the solution cavity 4 through the connecting rod 15, so that the product in the product cavity 2 is forged through the forging movable insert 6.

The valve driving device 7 is connected with the valve 5 through a connecting block 17, one side of the connecting block 17 is connected with the valve 5, the other side of the connecting block 17 is connected with an output shaft 18 of the valve driving device 7, and the valve driving device 7 drives the output shaft 18 through an oil cylinder, an inclined guide column or a pressure source. The valve 5 can be driven to move along the length direction of the overflow hole 24 by driving the output shaft 18. The valve drive 7 may be a cylinder, and the cylinder may be used to drive the output shaft to move linearly, thereby moving the valve 5 within the valve passage 8. The valve driving device 7 can drive the output shaft 18 to drive the output shaft to move linearly by using the inclined guide pillar. Can set up the hole of an slope in the side of output shaft, pass the hole of slope simultaneously through oblique guide pillar in the side of output shaft, thereby just so can drive the output shaft through oblique guide pillar motion in the hole of slope and carry out linear motion. The valve driving device 7 can realize the linear motion of the output shaft by using a pressure source, and the pressure source can be hydraulic pressure or air pressure, so long as the output shaft can be driven to perform the linear motion.

The forging driving unit 9 is fixed to the rear side of the ejection mechanism 12 by a mounting plate 19, and the forging driving unit 9 drives the connecting rod 15 by an oil cylinder or a power source. The forging driving device 9 can drive the connecting rod 15 to perform linear motion through the oil cylinder, so as to drive the forging movable insert 6 to move in the solution cavity 4. The forging driving device 9 may move the connecting rod 15 by an electric or pneumatic power.

The forging movable insert 6 is provided with a second ejection hole 20 penetrating through the front side and the rear side, the front side of the ejection mechanism 12 is provided with a second ejection rod 21 matched with the second ejection hole 20, the product cavity 2 and the solution cavity 4 are arranged in a front-rear communication manner, and when the ejection mechanism 12 is assembled on the rear die 11, the second ejection rod 21 is assembled in the second ejection hole 20 in a sliding manner. The forging movable insert 6 is provided with a second ejection hole 20, and a molded product in the product cavity 2 can be ejected and demolded through a second ejection rod 21 on the ejection mechanism 12. The solution cavity 4 and the product cavity 2 can be communicated with each other on the same straight line, so that the second ejection rod 21 can enter the product cavity 2 to eject a product conveniently.

The feed opening 22 is disposed at the front side of the front mold 10, and the feed opening 22 communicates with the product cavity 2 through a main flow passage 23. By providing the feed opening 22, it is facilitated to add the liquid material towards the product cavities 2.

The front mold 10, the rear mold 11 and the ejection mechanism 12 are provided with guide posts and guide holes for interconnection, so that mold closing is facilitated.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. The mould for improving the product strength comprises a mould body (1), wherein a product cavity (2) is arranged in the mould body (1), a feeding hole (22) communicated with the product cavity (2) is formed in the surface of the mould body (1), and the mould is characterized in that a solution cavity (4) communicated with the product cavity (2) is further arranged in the mould body (1), an overflow hole (24) is connected to the cavity wall of the product cavity (2), a valve (5) used for controlling the on-off of the overflow hole (24) is arranged in the overflow hole (24), the on-off of the overflow hole (24) is controlled by the valve (5) through a valve driving device (7), a forging mechanism is movably arranged in the solution cavity (4), and the forging mechanism is used for pushing liquid materials in the solution cavity (4) to extrude the product cavity (2).

2. The mold for improving the strength of the product according to claim 1, wherein: the valve (5) is arranged in the flash hole (24) through the valve channel (8), the valve channel (8) is arranged on the side face of the die body (1) and extends to be communicated with the flash hole (24), one end of the valve (5) is connected with the valve driving device (7) through the valve channel (8), the other end of the valve (5) is arranged in the flash hole (24) in a sliding mode along the length direction of the flash hole (24), and the wall of the flash hole (24) is connected with the flash cavity (3) through the flash hole (25).

3. The mold for improving the strength of the product according to claim 2, wherein: the forging mechanism pushes liquid materials in the solution cavity (4) to be extruded towards the product cavity (2) through the forging movable insert (6), the forging mechanism comprises the forging movable insert (6) and a forging driving device (9), one side of the solution cavity (4) is communicated with the product cavity (2), the other side of the solution cavity extends to be communicated with the surface of the die body (1), a forging opening is formed in the surface of the die, one end of the forging movable insert (6) penetrates into the solution cavity (4) from the forging opening, and the other end of the forging movable insert is connected with the forging driving device (9).

4. The mold for improving the strength of the product according to claim 3, wherein: the die comprises a die body (1) and is characterized by comprising a front die (10) and a rear die (11) which are connected in a matching mode in the front and the rear, and an ejection mechanism (12) arranged on the rear side of the rear die (11), wherein a product cavity (2), a flash cavity (3), a solution cavity (4), a flash hole (24) and a valve channel (8) are formed when the front die (10) and the rear die (11) are assembled, a forging opening is formed in the rear side of the rear die (11), a first ejection hole (13) communicated with the flash cavity (3) is formed in the rear side of the rear die (11), a first ejection rod (14) matched with the first ejection hole (13) is arranged on the front side of the ejection mechanism (12), and when the ejection mechanism (12) is assembled on the rear die (11), the first ejection rod (14) is assembled in the first ejection hole (13) in a sliding mode.

5. The mold for improving the strength of the product according to claim 4, wherein: the forging driving device (9) is connected with the forging movable insert (6) through a connecting rod (15), communicating holes (16) penetrating through the front side and the rear side are formed in the ejection mechanism (12), the forging driving device (9) is connected with the connecting rod (15) on the rear side of the ejection mechanism (12), and the front end of the connecting rod (15) penetrates through the communicating holes (16) to be connected with the forging movable insert (6).

6. The mold for improving the strength of the product according to claim 4, wherein: the valve driving device (7) is connected with the valve (5) through a connecting block (17), one side of the connecting block (17) is connected with the valve (5), the other side of the connecting block is connected with an output shaft (18) of the valve driving device (7), and the valve driving device (7) drives the output shaft (18) through an oil cylinder, an inclined guide post or a pressure source.

7. The mold for improving the strength of the product according to claim 5, wherein: the forging driving device (9) is fixed on the rear side of the ejection mechanism (12) through a mounting plate (19), and the forging driving device (9) drives the connecting rod (15) through an oil cylinder or a power source.

8. The mold for improving the strength of the product according to any one of claims 4 to 7, wherein: the forging movable insert (6) is provided with a second ejection hole (20) penetrating through the front side and the rear side, the front side of the ejection mechanism (12) is provided with a second ejection rod (21) matched with the second ejection hole (20), the product cavity (2) and the solution cavity (4) are arranged in a front-rear communication mode, and when the ejection mechanism (12) is assembled on the rear die (11), the second ejection rod (21) is assembled in the second ejection hole (20) in a sliding mode.

9. The mold for improving the strength of the product according to any one of claims 4 to 7, wherein: the feed inlet (22) is arranged on the front side of the front die (10), and the feed inlet (22) is communicated with the product cavity (2) through a main flow channel (23).