CN110695291A - Use method of lower die pushing device of hot forging equipment - Google Patents

Use method of lower die pushing device of hot forging equipment Download PDF

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Publication number
CN110695291A
CN110695291A CN201910841811.7A CN201910841811A CN110695291A CN 110695291 A CN110695291 A CN 110695291A CN 201910841811 A CN201910841811 A CN 201910841811A CN 110695291 A CN110695291 A CN 110695291A
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CN
China
Prior art keywords
lower die
hot forging
pushing
plate translation
forging equipment
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910841811.7A
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Chinese (zh)
Inventor
张道成
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Xuzhou Dong Li Metal Forming Machinery Co Ltd
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Xuzhou Dong Li Metal Forming Machinery Co Ltd
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Priority to CN201910841811.7A priority Critical patent/CN110695291A/en
Publication of CN110695291A publication Critical patent/CN110695291A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21JFORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J13/00Details of machines for forging, pressing, or hammering
    • B21J13/08Accessories for handling work or tools
    • B21J13/085Accessories for handling work or tools handling of tools

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)

Abstract

The invention discloses a using method of a lower die pushing device of hot forging equipment, which comprises the steps of setting an initial position and a hot forging position of a lower die, then placing a heated blank into the lower die at the initial position, synchronously controlling two pushing plate translation cylinders to extend out and retract in one piece, pushing the lower die to the hot forging position, then controlling two clamping plate translation cylinders to extend out synchronously, and starting the hot forging equipment to press the upper die to perform hot forging after the two clamping plates stably clamp the lower die; after hot forging is completed, the two pushing plate translation cylinders are reversely controlled to extend out and retract in one piece, the lower die is pushed out to the initial position, a finished hot forging workpiece is taken out and then placed into the heated blank again, and the like is performed to perform hot forging processing, so that the hot forging device is particularly suitable for performing hot forging processing on an extrudable hot forging workpiece on hot forging equipment.

Description

Use method of lower die pushing device of hot forging equipment
Technical Field
The invention relates to a using method of a die pushing device, in particular to a using method of a lower die pushing device suitable for hot forging equipment, and belongs to the technical field of forging equipment.
Background
Forging is the combination of forging and stamping, and is a forming method for obtaining a product with a required shape and size by applying pressure to a blank by using a hammer head, an anvil block, a punch head or through a die of a forging and stamping machine to generate plastic deformation. Forging and pressing according to the deformation temperature can be divided into hot forging and pressing, warm forging and pressing, isothermal forging and pressing and the like, wherein the hot forging and pressing is carried out above the recrystallization temperature of the metal, the improvement of the temperature can improve the plasticity of the metal, the improvement of the internal quality of a workpiece is facilitated, the workpiece is not easy to crack, the deformation resistance of the metal can be reduced at high temperature, and the tonnage of a required forging and pressing machine is reduced.
When the conventional hot forging equipment is used for hot forging, the operation is usually manual, namely, a tool is manually used for clamping a workpiece and placing the workpiece into a lower die of the hot forging equipment and positioning the workpiece, and then the hot forging equipment is started for hot forging. Aiming at a hot forging workpiece which is provided with a die cavity and can be extruded and formed by upper and lower die combination, the traditional manual operation mode has low efficiency and high labor intensity of operators.
Disclosure of Invention
In order to solve the problems, the invention provides a using method of a lower die pushing device of hot forging equipment, which is matched with an electric control system of the hot forging equipment to directly send a lower die containing a heating blank into the hot forging equipment for hot forging and push the lower die out of the hot forging equipment after the hot forging is finished, so that the automation is realized, and the pushing device is particularly suitable for hot forging processing of an extrudable hot forging workpiece on the hot forging equipment.
In order to achieve the purpose, the lower die pushing device of the hot forging equipment comprises a lower die pushing frame, a lower die clamping frame and an electric control mechanism.
A lower die sliding guide groove I which is arranged in a through mode along the left-right direction is formed in a lower cutting board of the hot forging equipment, and the bottom of the lower die is arranged in the lower die sliding guide groove I in a sliding fit mode;
the hot forging device comprises a lower die pushing frame, a lower die pushing frame and a hot forging device, wherein the lower die pushing frame is provided with two sets in pairs, the two sets of lower die pushing frames are respectively arranged at the left end and the right end of the hot forging device in a butt joint mode, the lower die pushing frame comprises a bottom bracket I, a pushing plate and a pushing plate translation cylinder, a lower die sliding guide groove II which is arranged in a butt joint mode with a lower die sliding guide groove I is formed in the top plane of the bottom bracket I, the pushing plate is arranged in the lower die sliding guide groove II in a sliding fit mode, the pushing plate translation cylinder is arranged in a telescopic mode in the left and right directions, the cylinder body end of the pushing plate;
the lower die pushing frame comprises a bottom bracket II, a clamping plate and a clamping plate translation cylinder, the clamping plate comprises a clamping vertical face which is arranged opposite to the hot forging equipment, the bottom end of the clamping plate is arranged on the bottom bracket II in a sliding fit mode through a translation guide mechanism arranged along the front-back direction, the cylinder body end of the clamping plate translation cylinder is fixedly arranged on the bottom bracket II through a hinged mounting seat, and the telescopic end is connected with the clamping plate in an installation mode;
the electric control mechanism comprises a controller, a lower die pushing control loop and a lower die clamping control loop, wherein the controller is electrically connected with the pushing plate translation cylinder and the clamping plate translation cylinder respectively;
when the lower die pushing device is integrally installed on hot forging equipment for use, the lower die is hoisted in a lower die sliding guide groove II on the left side or the right side of the hot forging equipment; then controlling the two pushing plate translation cylinders to extend out to enable the two pushing plates to respectively abut against the left end and the right end of the lower die, and setting the positions as initial positions; then synchronously controlling the two pushing plate translation cylinders to extend out and retract in one piece, pushing the lower die into a working area of the hot forging equipment, and stopping controlling the pushing plate translation cylinders when the lower die is positioned right below the upper die to set the pushing plate translation cylinders as a hot forging position; reversely controlling the two pushing plate translation cylinders to extend out and retract in one piece, pushing the lower die to an initial position, placing the heated blank into the lower die, then controlling the lower die to be pushed to a hot forging position, then controlling the two clamping plate translation cylinders to synchronously extend out, and starting hot forging equipment to press the upper die downwards for hot forging after the two clamping plates stably clamp the lower die; after hot forging is completed, the two pushing plate translation cylinders are controlled to stretch out and retract in a reverse direction, the lower die is pushed out to the initial position, a finished hot forging workpiece is taken out and then placed into the heated blank again, and the like is performed, and hot forging processing is performed.
As a further improvement scheme of the invention, a roller way is paved in the lower die sliding guide groove II.
As an embodiment of the invention, the translation guide mechanism is a guide groove and guide protrusion structure which are arranged in a matching manner.
As another embodiment of the invention, the translation guide mechanism is a guide rail and guide roller structure which are arranged in a matching way.
As an embodiment of the present invention, both the pushing plate translation cylinder and the clamping plate translation cylinder are hydraulic cylinder structures.
Compared with the prior art, when the lower die pushing device of the hot forging equipment is used on the whole hot forging equipment, after the initial position and the hot forging position of the lower die are set, the heated blank is placed into the lower die at the initial position, then the two pushing plate translation cylinders are synchronously controlled to extend out one by one and retract one by one, the lower die is pushed to the hot forging position, then the two clamping plate translation cylinders are controlled to extend out synchronously, and after the lower die is stably clamped by the two clamping plates, the hot forging equipment can be started to press the upper die downwards for hot forging; after hot forging is completed, the two pushing plate translation cylinders are reversely controlled to extend out and retract in one piece, the lower die is pushed out to the initial position, a finished hot forging workpiece is taken out and then placed into the heated blank again, and the like is performed to perform hot forging processing, so that the hot forging device is particularly suitable for performing hot forging processing on an extrudable hot forging workpiece on hot forging equipment.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of fig. 1.
In the figure: 1. the device comprises a lower die pushing frame, 11, bottom brackets I and 12, a pushing plate, 13, a pushing plate translation cylinder, 2, a lower die clamping frame, 21, bottom brackets II and 22, a clamping plate, 23, a clamping plate translation cylinder, 3, hot forging equipment, 4 and a lower die.
Detailed Description
The present invention will be further explained with reference to the drawings (hereinafter, the left-right direction of fig. 1 will be described as the left-right direction).
As shown in fig. 1 and 2, a lower cutting board of the hot forging device 3 is provided with a lower die sliding guide groove i which is arranged in a left-right direction in a through manner, and the bottom of a lower die 4 is arranged in the lower die sliding guide groove i in a sliding fit manner; the lower die pushing device of the hot forging equipment comprises a lower die pushing frame 1, a lower die clamping frame 2 and an electric control mechanism.
Lower mould propelling movement frame 1 set up to two sets in pairs, two sets of lower mould propelling movement frames 1 dock respectively and set up left end and right-hand member at hot forging equipment 3, lower mould propelling movement frame 1 includes end bracket I11, push plate 12 and push plate translation jar 13, be equipped with on the apical plane of end bracket I11 with lower mould slide guide way I butt joint lower mould slide guide way II that sets up, push plate 12 slides the cooperation and sets up in lower mould slide guide way II, push plate translation jar 13 is along the flexible setting of left right direction, push plate translation jar 13's cylinder body end is through articulated mount pad fixed mounting on end bracket I11, flexible end and push plate 12 erection joint, can realize controlling push plate 12 along left right direction translation removal through the flexible of control push plate translation jar 13, push plate translation jar 13 can adopt the pneumatic cylinder structure, also can adopt electronic jar structure.
The lower die clamping frames 2 are arranged in pairs, the two lower die clamping frames 2 are respectively arranged at the front end and the rear end of the hot forging equipment 3 in a butt joint mode, the lower die pushing frame 1 comprises a bottom bracket II 21, a clamping plate 22 and a clamping plate translation cylinder 23, the clamping plate 22 comprises a clamping vertical face which is arranged opposite to the hot forging equipment 3, the bottom end of the clamping plate 22 is arranged on the bottom bracket II 21 in a sliding fit mode through a translation guide mechanism arranged along the front-rear direction, the translation guide mechanism can adopt a guide groove and a guide protrusion structure which are arranged in a matched mode and can also adopt other translation guide structures such as a guide rail and a guide roller structure which are arranged in a matched mode, the cylinder body end of the clamping plate translation cylinder 23 is fixedly arranged on the bottom bracket II 21 through a hinged mounting seat, the telescopic end is connected with the clamping plate 22 in an installation mode, and the clamping plate 22 can be controlled to move in a translation, the clamping plate translation cylinder 23 can adopt a hydraulic cylinder or an air cylinder structure, and can also adopt an electric cylinder structure.
The electric control mechanism comprises a controller, a lower die pushing control loop and a lower die clamping control loop, wherein the controller is electrically connected with the pushing plate translation cylinder 13 and the clamping plate translation cylinder 23 respectively.
When the lower die pushing device of the hot forging equipment is integrally installed on the hot forging equipment 3 for use, the lower die 4 is hung in a lower die sliding guide groove II on the left side or the right side of the hot forging equipment 3; then, the two pushing plate translation cylinders 13 are controlled to extend out to enable the two pushing plates 12 to respectively abut against the left end and the right end of the lower die 4, and the initial positions are set; then synchronously controlling the two pushing plate translation cylinders 13 to extend out and retract in one piece, pushing the lower die 4 into the working area of the hot forging equipment 3, stopping controlling the pushing plate translation cylinders 13 when the lower die 4 is positioned right below the upper die, and setting the pushing plate translation cylinders as hot forging positions; reversely controlling the two pushing plate translation cylinders 13 to extend out and retract in one piece, pushing the lower die 4 to an initial position, placing the heated blank into the lower die 4, then controlling the lower die 4 to be pushed to a hot forging position, then controlling the two clamping plate translation cylinders 23 to synchronously extend out, and starting the hot forging equipment 3 to press down the upper die for hot forging after the two clamping plates 22 firmly clamp the lower die 4; after the hot forging is finished, the two pushing plate translation cylinders 13 are controlled to extend out and retract in a reverse direction, the lower die 4 is pushed out to the initial position, the finished hot forging workpiece is taken out and then placed into the heated blank again, and the like is performed, and the hot forging processing is performed.
In order to reduce the abrasion of the bottom of the lower die 4, as a further improvement scheme of the invention, a roller way is paved in the lower die sliding guide groove II.

Claims (5)

1. A using method of a lower die pushing device of hot forging equipment is disclosed, wherein the lower die pushing device comprises a lower die pushing frame (1), a lower die clamping frame (2) and an electric control mechanism; a lower die sliding guide groove I which is arranged in a through mode along the left-right direction is formed in a lower cutting board of the hot forging equipment (3), and the bottom of a lower die (4) is arranged in the lower die sliding guide groove I in a sliding fit mode;
the hot forging device is characterized in that the lower die pushing frames (1) are arranged in pairs, the two lower die pushing frames (1) are respectively arranged at the left end and the right end of the hot forging device (3) in a butt joint mode, each lower die pushing frame (1) comprises a bottom bracket I (11), a pushing plate (12) and a pushing plate translation cylinder (13), a lower die sliding guide groove II which is arranged in a butt joint mode with the lower die sliding guide groove I is formed in the top plane of the bottom bracket I (11), the pushing plate (12) is arranged in the lower die sliding guide groove II in a sliding fit mode, the pushing plate translation cylinder (13) is arranged in a telescopic mode along the left-right direction, the cylinder body end of the pushing plate translation cylinder (13) is fixedly installed on the bottom bracket I (11) through a hinged installation seat, and the telescopic end is;
the lower die pushing frame (1) comprises a bottom bracket II (21), a clamping plate (22) and a clamping plate translation cylinder (23), the clamping plate (22) comprises a clamping vertical face which is arranged right facing the hot forging equipment (3), the bottom end of the clamping plate (22) is arranged on the bottom bracket II (21) in a sliding fit mode through a translation guide mechanism arranged along the front-back direction, the cylinder body end of the clamping plate translation cylinder (23) is fixedly arranged on the bottom bracket II (21) through a hinged mounting seat, and the telescopic end is connected with the clamping plate (22) in an installation mode;
the electric control mechanism comprises a controller, a lower die pushing control loop and a lower die clamping control loop, wherein the controller is electrically connected with the pushing plate translation cylinder (13) and the clamping plate translation cylinder (23) respectively;
the device is characterized in that when the lower die pushing device is integrally installed on hot forging equipment (3) for use, the lower die (4) is hoisted in a lower die sliding guide groove II on the left side or the right side of the hot forging equipment (3); then controlling the two pushing plate translation cylinders (13) to extend out so that the two pushing plates (12) are respectively abutted against the left end and the right end of the lower die (4) and set as initial positions; then synchronously controlling the two pushing plate translation cylinders (13) to extend out and retract in one piece, pushing the lower die (4) into a working area of the hot forging equipment (3), and when the lower die (4) is positioned right below the upper die, stopping controlling the pushing plate translation cylinders (13) and setting the pushing plate translation cylinders as hot forging positions; reversely controlling the two pushing plate translation cylinders (13) to extend out and retract in one piece, pushing the lower die (4) to an initial position, placing the heated blank into the lower die (4), controlling the lower die (4) to be pushed into a hot forging position, then controlling the two clamping plate translation cylinders (23) to synchronously extend out, and starting the hot forging equipment (3) to press down the upper die for hot forging after the two clamping plates (22) stably clamp the lower die (4); after the hot forging is finished, the two pushing plate translation cylinders (13) are controlled to extend out and retract in a reverse direction, the lower die (4) is pushed out to the initial position, the finished hot forging workpiece is taken out and then placed into the heated blank again, and the like is performed, so that the hot forging processing is performed.
2. The use method of the lower die pushing device of the hot forging equipment as claimed in claim 1, wherein a roller way is paved in the lower die sliding guide groove II.
3. The use method of the lower die pushing device of the hot forging equipment as claimed in claim 1 or 2, wherein the translation guide mechanism is a guide groove and a guide protrusion structure which are arranged in a matching manner.
4. The use method of the lower die pushing device of the hot forging equipment as claimed in claim 1 or 2, wherein the translation guide mechanism is a guide rail and guide roller structure which are arranged in a matching manner.
5. The use method of the lower die pushing device of the hot forging equipment is characterized in that the pushing plate translation cylinder (13) and the clamping plate translation cylinder (23) are both of hydraulic cylinder structures, and the pushing plate translation cylinder (13) and the clamping plate translation cylinder (23) are controlled to extend and retract through hydraulic control.
CN201910841811.7A 2019-09-06 2019-09-06 Use method of lower die pushing device of hot forging equipment Pending CN110695291A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910841811.7A CN110695291A (en) 2019-09-06 2019-09-06 Use method of lower die pushing device of hot forging equipment

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Application Number Priority Date Filing Date Title
CN201910841811.7A CN110695291A (en) 2019-09-06 2019-09-06 Use method of lower die pushing device of hot forging equipment

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CN110695291A true CN110695291A (en) 2020-01-17

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1205659A (en) * 1995-11-20 1999-01-20 阿曼德有限公司 Punching machine and punching method
CN101837422A (en) * 2009-03-21 2010-09-22 吴远东 Novel multi-station change table mechanism of pressing machine
CN102059316A (en) * 2010-11-26 2011-05-18 天津市天锻压力机有限公司 High-accuracy railhead forging hydraulic machine
CN108405786A (en) * 2018-05-15 2018-08-17 浙江辛子精工机械股份有限公司 A kind of five station of numerical control automatically moves material forcing press
CN208099217U (en) * 2018-01-31 2018-11-16 郭小红 Lower die automatic entrance and exit type die of press
CN109202006A (en) * 2018-10-11 2019-01-15 中铁高新工业股份有限公司 A kind of railway switch rail forging automatic production line
CN109226631A (en) * 2018-11-17 2019-01-18 阜宁县东方锻造有限公司 A kind of forging press being conveniently replaceable mold

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1205659A (en) * 1995-11-20 1999-01-20 阿曼德有限公司 Punching machine and punching method
CN101837422A (en) * 2009-03-21 2010-09-22 吴远东 Novel multi-station change table mechanism of pressing machine
CN102059316A (en) * 2010-11-26 2011-05-18 天津市天锻压力机有限公司 High-accuracy railhead forging hydraulic machine
CN208099217U (en) * 2018-01-31 2018-11-16 郭小红 Lower die automatic entrance and exit type die of press
CN108405786A (en) * 2018-05-15 2018-08-17 浙江辛子精工机械股份有限公司 A kind of five station of numerical control automatically moves material forcing press
CN109202006A (en) * 2018-10-11 2019-01-15 中铁高新工业股份有限公司 A kind of railway switch rail forging automatic production line
CN109226631A (en) * 2018-11-17 2019-01-18 阜宁县东方锻造有限公司 A kind of forging press being conveniently replaceable mold

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