KR101841234B1 - Hydraulic press for forming a product using metal powder - Google Patents

Hydraulic press for forming a product using metal powder Download PDF

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Publication number
KR101841234B1
KR101841234B1 KR1020160022619A KR20160022619A KR101841234B1 KR 101841234 B1 KR101841234 B1 KR 101841234B1 KR 1020160022619 A KR1020160022619 A KR 1020160022619A KR 20160022619 A KR20160022619 A KR 20160022619A KR 101841234 B1 KR101841234 B1 KR 101841234B1
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KR
South Korea
Prior art keywords
die
metal powder
product
die set
plate
Prior art date
Application number
KR1020160022619A
Other languages
Korean (ko)
Other versions
KR20170100268A (en
Inventor
이동환
Original Assignee
몬트롤 주식회사
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Publication date
Application filed by 몬트롤 주식회사 filed Critical 몬트롤 주식회사
Priority to KR1020160022619A priority Critical patent/KR101841234B1/en
Publication of KR20170100268A publication Critical patent/KR20170100268A/en
Application granted granted Critical
Publication of KR101841234B1 publication Critical patent/KR101841234B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/003—Apparatus, e.g. furnaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/004—Filling molds with powder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/005—Loading or unloading powder metal objects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/02—Compacting only
    • B22F3/03—Press-moulding apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J15/00—Gripping heads and other end effectors
    • B25J15/08—Gripping heads and other end effectors having finger members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J18/00—Arms
    • B25J18/02—Arms extensible

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Robotics (AREA)
  • Powder Metallurgy (AREA)

Abstract

The present invention relates to a metal powder hydraulic molding press comprising a die set having a die plate in which a die is received, an upper punch portion having an upper punch and a lower punch portion having a lower punch, A die set platform for receiving the die set; A metal powder supply unit for supplying metal powder from one side of the die set platform to the die in the die plate; And a product withdrawal unit for withdrawing a molded product from the other side of the die set platform, wherein the metal powder supply unit is configured to mix and supply metal powders of two or more different components, A hopper for receiving a metal powder is provided at an upper end of the die set platform, and the hopper is made of metal powder of two or more different components, And the metal powder is supplied into the die through the rubber hose extending from the respective receiving spaces.

Description

TECHNICAL FIELD [0001] The present invention relates to a metal powder hydraulic press forming machine,

The present invention relates to a metal powder hydraulic molding press, and more particularly to a metal powder hydraulic molding press capable of mixing and supplying different metal powder materials and capable of rapid drawing and conveying of a molded product.

As is well known, powder molding is a process in which a powder material such as a metal powder is charged into a die and is produced by compression molding to produce powder compacts of a desired shape commonly referred to as a green compact, The die set is composed of a die and upper and lower die units, respectively, which are installed and operated in a powder forming press by various types of multi-stage adapter configurations.

1, in a conventional general-type powder molding press 100, a cylinder plate 103 supported by a main supporter 102 is installed on an upper portion of a base plate 101, And the lower punch plate 105 supported by the supporter 104 is fixed to the upper side of the base plate 101 positioned between the cylinder plate 103 and the cylinder plate 103.

A core plate 106 and a die plate 107 are disposed below and below the lower punch plate 105 and upper and lower portions of a supporter connecting pin 108 passing through the lower punch plate 105 are coupled to each other, 106 and the die plate 107 are configured to be operated by interlocking by the operation of the first hydraulic cylinder 109. The upper punch plate 111 guided by the guide supporter 110 erected on the die plate 107 is provided to press the second hydraulic cylinder 112 provided on the cylinder plate 103 supported by the base plate 101 And is structured such that it can be lifted and lowered by operation.

The second hydraulic cylinder 112 for operating the upper punch plate 111 is installed on the cylinder plate 103. The first hydraulic cylinder 109 is installed on the upper side of the second hydraulic cylinder 112, A guide supporter 110 erected on the die plate 107 is extended to the upper side of the cylinder plate 103 and the upper end of the guide supporter 110 is fixed to the rod of the first hydraulic cylinder 109 A configuration coupled to the combined lift panel 113 is provided.

2 is provided with a die plate 7 on the upper side of the press bolster 1 and the lower surface of the die plate 7 is connected to the guide post of the yoke plate 3 (6a, 6b) to move together with the yoke plate (3) when the yoke plate (3) is moved up and down. A die 8 provided with a die is provided at the center of the die plate 7 so that the inner surface of the die 8 is in close contact with the outer surface of the lower punch 2.

A shoe 9 is provided on the upper surface of the die plate 7 to supply a powder material to a metal mold formed by the lower punch 2 and the die 8, So that the material of the powder supplied to the supply hose 9a can be supplied to the inside of the die 8 while the hose 9a is opened and the lower surface is opened so as to slide from the upper surface of one side of the die plate 7 to the other side. / RTI >

When the product is molded, the press hammer 4 is lowered to lower the die plate 7, so that the core pin 5 is lowered while conversely, the lower punch 2 upwardly moves the product. At this time, So that the molded product is pushed out to complete the operation.

However, in the above configuration, the shoe slides along the surface of the die plate, so that the shoe may not completely adhere to the die surface in the die plate, and a certain gap may be formed, so that the powder material may leak into the gap.

In addition, after the product is molded, the product is pushed out by moving the shoe, so that the surface of the product may be damaged such as fine scratches.

It is an object of the present invention to provide a metal powder hydraulic molding press in which a plurality of different metal powder materials can be mixed and supplied and the die surface in the die plate is completely sealed .

It is still another object of the present invention to provide a metal powder hydraulic molding press which is equipped with a high-speed take-out automation device capable of rapid withdrawal of a molded product and is configured to prevent damage to the product during a take-out process.

According to the above-mentioned problems, the present invention provides a die set comprising a die plate having a die, an upper punch portion having an upper punch, and a lower punch portion having a lower punch; A die set platform for receiving the die set; A metal powder supply unit for supplying metal powder from one side of the die set platform to the die in the die plate; And a product withdrawal unit for withdrawing a molded product from the other side of the die set platform, wherein the metal powder supply unit is configured to mix and supply metal powders of two or more different components, The die set platform being configured in the form of a robot arm for taking out the shaped product from the die in the plate, wherein a hopper for receiving the metal powder is provided on one side of the die set platform, And provides a form of a metal powder hydraulic molding press which is configured to accommodate in a different space and feed metal powder into the die through a rubber hose extending from each accommodation space.

According to the present invention, a conveyor belt for conveying the product discharged by the robot arm may be provided on one side of the product take-out unit, and the metal powder supply unit may be provided with at least two outlets for connecting the rubber hoses extending from the hopper, Wherein the distributor is installed at an end of a bar-shaped trolley slidable in the longitudinal direction with respect to the die set, and the trolley is installed by a ball screw on the base plate so as to be movable back and forth with respect to the die plate The ball screw is rotated by a timing pulley and a belt provided on one side of the unit and a servo motor for driving the belt. The metal powder supply unit is configured to support the base plate with a plurality of extendable vertical axes, and the base plate is vertically connected to the center portion by an up-down cylinder provided at the center of the vertical axis of the lower portion .

In the present invention, the product take-out unit is provided with an operation unit having an up-down cylinder on one side of a main body having a predetermined length in the transverse direction, a clamp cylinder for operating the robot arm is provided on one side of the operation unit, And a grip unit including a plurality of robotic arms for directly gripping the product is provided at an end of the clamp cylinder.

From the above characteristics, it is possible to supply the composite metal powder material and to seal the die surface in the die plate completely, thereby preventing leakage of the powder material. In addition, according to the present invention, high-speed drawing of a molded product using a robot arm and rapid conveyance by a conveyor belt are possible, thereby improving productivity and preventing damage to the product during drawing.

1 is a view for explaining the concept of a general metal powder hydraulic press;
FIG. 2 is a view showing a powder supply device of a conventional hydraulic molding press,
3 is a side perspective view of a metal powder hydraulic press according to the present invention,
Fig. 4 is a front structural view of the metal powder hydraulic press forming press shown in Fig. 3,
Fig. 5 is a detailed enlarged view of the metal powder supply unit shown in Fig. 3,
Fig. 6 is a detailed enlarged view of the product take-out unit shown in Fig. 3;

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

In the following description, the same or similar elements are denoted by the same reference numerals throughout the specification and the detailed description thereof will be repeated. It will be omitted.

3 and 4 are side and frontal views of a metal powder hydraulic press according to the present invention. The metal powder hydraulic press 1 of the present invention comprises a die plate 110 housing a die 111, A die set 100 having a combination of an upper punch portion 120 having a punch and a lower punch portion 130 having a lower punch; A die set platform 200 for receiving the die set 100; A metal powder supply unit 300 for supplying metal powder from one side of the die set platform 200 to the die 111 in the die plate 110; And a product take-out unit (400) for taking out a molded product from the other side of the die set platform (200).

The die set platform 200 is provided at its upper end with a hopper 12 for receiving a metal powder. The hopper 12 may be configured to receive two or more different components of the metal powder in different spaces and the metal powder may be introduced into the die 111 via the rubber hose 13 extending from each receiving space .

The product takeout unit 400 may be configured in the form of a generally robotic arm for picking up the molded product from the die 111 in the die plate 110, It is explained below. A conveyor belt 500 is provided at one side of the product take-out unit 400 to convey the product discharged by the robot arm to a designated position.

Fig. 5 is a detailed enlarged view of the metal powder supply unit shown in Fig. 3, in which the metal powder supply unit 300 has at least two injection ports 312 for connecting the rubber hoses 13 extending from the hopper 12 And this distributor 311 can be provided in the form of a trolley which is slidable in the longitudinal direction with respect to the die set 100. [

More specifically, the distributor 311 is installed at the end of the bar-shaped trolley 310, and the trolley 310 is moved back and forth with respect to the die plate 110 by the ball screw 321 on the base plate 320 Respectively.

The rotation of the ball screw 321 may be performed by a timing pulley 322 and a belt 323 provided at one side of the unit and a servo motor 330 for driving the belt 323. The metal powder supply unit 300 can be connected to the supporting columns of the die set platform 200 by the leg portions 360 extending therefrom. The metal powder supply unit 300 may be configured to support the base plate 320 with a plurality of extendable vertical shafts 340. The base plate 320 may include an up- (350) to be elevated and lowered in the vertical direction.

3 is an enlarged view of the product withdrawal unit shown in FIG. 3. The product withdrawal unit 400 includes an operation unit 410 having an up-down cylinder 450 on one side of a main body 420 having a predetermined length in the transverse direction And a clamp cylinder 440 for actuating the robot arm is provided at one side of the actuating part 410. The end of the clamp cylinder 440 is provided with a grip part (460).

The main body 420 has a ball screw 430 on which the actuating part 410 is installed. The rotation of the ball screw 430 may be achieved by connecting a pulley 480 and a belt 490 provided at the other end of the ball screw 430 to a driving motor 470 provided at the other side of the main body 420.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention as defined in the following claims.

1: Metal Powder Hydraulic Forming Press
12: hopper 13: rubber hose
100: die set 110: die plate
111: die 120: upper punch portion
130: Lower punch part 200: Die set platform
300: metal powder supply unit 310: trolley
311: Dispenser 312:
320: Base plate 321: Ball screw
322: timing pulley 323: belt
330: Servo motor 340: Vertical axis
350: Up-down cylinder 360: Leg section
400: product take-out unit 410:
420: main body 430: ball screw
440: Clamp cylinder 450: Up-down cylinder
460: grip portion 470: drive motor
480: pulley 490: belt
500: Conveyor belt

Claims (7)

A die set consisting of a die plate having a die, an upper punch portion having an upper punch, and a lower punch portion having a lower punch;
A die set platform for receiving the die set;
A metal powder supply unit for supplying metal powder from one side of the die set platform to the die in the die plate; And
And a product withdrawing unit for withdrawing a molded product from the other side of the die set platform,
The product take-out unit is configured in the form of a robot arm for taking out the molded product from the die in the die plate,
A hopper for receiving a metal powder is provided at an upper end side of the die set platform,
Wherein the metal powder supply unit includes a distributor having at least two input ports to which rubber hoses extending from the hopper are connected to supply mixed metal powders of two or more different components,
Wherein the distributor is installed at an end of a bar-shaped trolley which is slidable in the longitudinal direction with respect to the die set,
Wherein the trolley is installed to be movable back and forth with respect to the die plate by a ball screw on the base plate. The method according to claim 1,
Wherein the hopper is configured to receive metal powders of two or more different components in different spaces and feed metal powder into the die through rubber hoses extending from respective receiving spaces. The method according to claim 1,
And a conveyor belt for conveying the product discharged by the robot arm is provided on one side of the product take-out unit. delete The method according to claim 1,
Wherein the ball screw is rotated by a timing pulley and a belt provided on one side of the unit and a servo motor for driving the belt. The method according to claim 1,
The metal powder supply unit is configured to support the base plate by a plurality of extendable vertical axes, and the base plate is vertically connected to a center portion by an up-down cylinder provided at the center of a vertical axis of the lower portion. Metal powder hydraulic press forming. The method according to any one of claims 1 to 3 and 5,
The product take-out unit is provided with an operation unit having an up-down cylinder on one side of a body having a predetermined length in the transverse direction, and a clamp cylinder for operating the robot arm is provided on one side of the operation unit, Wherein a ball screw is rotatably extended along the longitudinal direction, and a grip portion formed of a plurality of robotic arms for directly gripping a product is provided at an end of the clamp cylinder.
KR1020160022619A 2016-02-25 2016-02-25 Hydraulic press for forming a product using metal powder KR101841234B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020160022619A KR101841234B1 (en) 2016-02-25 2016-02-25 Hydraulic press for forming a product using metal powder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020160022619A KR101841234B1 (en) 2016-02-25 2016-02-25 Hydraulic press for forming a product using metal powder

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Publication Number Publication Date
KR20170100268A KR20170100268A (en) 2017-09-04
KR101841234B1 true KR101841234B1 (en) 2018-03-22

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109175358B (en) * 2018-09-27 2023-09-01 精点自动化（昆山）有限公司 Automatic feeding and receiving equipment matched with powder forming machine for use
CN114951650B (en) * 2022-05-27 2024-01-02 扬州鼎隆机械有限公司 Lifting adjusting device and powder forming device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005002452A (en) * 2003-06-13 2005-01-06 Sumitomo Electric Ind Ltd Method and apparatus for producing metal porous body
KR101488723B1 (en) * 2014-04-30 2015-02-04 (주)지케이에스 Powder Compacting Apparatus For Valve Seat of Diesel engines and Method for Multilayer Compacting Using Thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005002452A (en) * 2003-06-13 2005-01-06 Sumitomo Electric Ind Ltd Method and apparatus for producing metal porous body
KR101488723B1 (en) * 2014-04-30 2015-02-04 (주)지케이에스 Powder Compacting Apparatus For Valve Seat of Diesel engines and Method for Multilayer Compacting Using Thereof

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