CN201371186Y - Hydraulic beading mechanism of pressing machine - Google Patents

Hydraulic beading mechanism of pressing machine Download PDF

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Publication number
CN201371186Y
CN201371186Y CN200920010954U CN200920010954U CN201371186Y CN 201371186 Y CN201371186 Y CN 201371186Y CN 200920010954 U CN200920010954 U CN 200920010954U CN 200920010954 U CN200920010954 U CN 200920010954U CN 201371186 Y CN201371186 Y CN 201371186Y
Authority
CN
China
Prior art keywords
hydraulic
cylinder
supporting plate
master cylinder
workbench
Prior art date
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.)
Expired - Fee Related
Application number
CN200920010954U
Other languages
Chinese (zh)
Inventor
刘苏
王爱国
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China First Heavy Industries Co Ltd
CFHI Dalian Design and Research Institute Co Ltd
Original Assignee
China First Heavy Industries Co Ltd
CFHI Dalian Design and Research Institute Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China First Heavy Industries Co Ltd, CFHI Dalian Design and Research Institute Co Ltd filed Critical China First Heavy Industries Co Ltd
Priority to CN200920010954U priority Critical patent/CN201371186Y/en
Application granted granted Critical
Publication of CN201371186Y publication Critical patent/CN201371186Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a hydraulic beading mechanism of a pressing machine, which is used for a beading mechanism of an automobile stamp piece, namely a multistation pressing machine. The hydraulic beading mechanism comprises an upper mould, a workbench, a linear sensor and a supporting plate, and is characterized in that the hydraulic beading mechanism further comprises a control cylinder and a hydraulic control system, wherein the upper mould is mounted at the lower end of a slide block of the pressing machine; the workbench is mounted on a base, the lower mould is mounted on the workbench, a jacking rod is fixedly connected with a blank holder and the supporting plate respectively, the supporting plate is supported by a piston rod of the hydraulic cylinder, the hydraulic cylinder is mounted on a support saddle in two columns, the control cylinder is mounted on the support saddle, a piston rod of the control cylinder is mounted at the center of the supporting plate, an upper cylinder cavity and a lower cylinder cavity are arranged on the control cylinder, and a buffer cavity body is arranged at the lower part of the control cylinder; a control piston and a buffer piston are arranged on the piston rod of the control cylinder; and the linear sensor is mounted on the side surface of the supporting plate. The utility model has the advantages of small size of the cylinder bodies, accurate pressure adjustment, good quality of the stamp piece, small impact force, arbitrarily set travel of the upper material ejection, thereby meeting requirements of the production line of the multistation pressing machine.

Description

Forcing press hydraulic pressure blank body
Technical field
The utility model relates to a kind of forcing press hydraulic pressure blank body, is used for the blank body of stamping parts of automobile multiple position press.
Background technology
At present, the blank body that existing domestic punching press drawing press is used adopts pure gas formula blank body, and the deficiency of pure gas formula blank body is: 1), cylinder dimensions are big, are subjected to structural limitations, and nominal capacity design big inadequately; 2), pressure adjusts inaccurately, the stamping parts quality is not high relatively; 3), do not have a upper pooling feature, impact big; 4), the liftout travel position can not be set; Can not satisfy the requirement of automatic press technology.
Summary of the invention
The purpose of this utility model is in order to overcome the shortcoming and defect of existing forcing press blank body, a kind of forcing press hydraulic pressure blank body is provided, this mechanism adopts hydraulic cylinder to substitute existing pure gas formula blank body, makes the cylinder body size decreases, and nominal capacity can design enough big; Each point pressure adjustment is accurate, and the stamping parts quality is good; To be provided with the buffering cavity gentle to piston in the cylinder chamber under the hydraulic control cylinder, thereby reduce the impulsive force of forcing press.
Technical solution of the present utility model is achieved in that
A kind of forcing press hydraulic pressure blank body comprises patrix, workbench, linear transducer and supporting plate; It is characterized in that: also comprise master cylinder and hydraulic control system, described patrix is installed in the press ram lower end; Described stationary table is installed on the base, counterdie is fixedly mounted on the workbench, push rod is fixedlyed connected with supporting plate with blank holder respectively, supporting plate is supported by hydraulic cylinder piston rod, and hydraulic cylinder is installed on the bearing in two separate ranks, and bearing is fixed on the base, master cylinder is installed on the bearing of below, supporting plate centre, the master cylinder piston rod is fixedly mounted on the supporting plate centre, and master cylinder is provided with upper and lower cylinder chamber, and the master cylinder bottom is provided with the buffering cavity; The master cylinder piston rod is provided with control piston and buffering piston; Linear transducer is installed in the side of supporting plate; Hydraulic control system is connected with oil-out with the oil-in of hydraulic cylinder and master cylinder respectively by pipeline.
Described hydraulic control system is made of servo valve group, master cylinder servo valve group, oil pump I, oil pump II, check valve, poultry energy device I, poultry energy device II and Hydraulic Station.
Compared with prior art, the beneficial effects of the utility model are:
1, the utility model adopts hydraulic cylinder to substitute existing pure gas formula blank body, makes the hydraulic cylinder size little, and nominal capacity can design enough big; And each point pressure adjustment is accurate, and the stamping parts quality is good;
2, the utility model is provided with upper pooling feature, has reduced the impulsive force of forcing press;
3, the utility model is provided with linear transducer, and last liftout stroke can be set arbitrarily, thereby has satisfied the requirement of transfer press machine production line;
4, the utility model has the advantages that simple and practical, maintenance convenience.
Description of drawings
The utility model drawings attached one width of cloth, wherein:
Fig. 1 is the utility model structural representation;
In the drawings: 1, supporting plate, 2, base, 3, bearing, 4, hydraulic cylinder piston rod, 5, hydraulic cylinder, 6, the servo valve group, 7, poultry can device I, 8, oil pump I, 9, control piston, 10, master cylinder, 11, damper piston, 12, master cylinder servo valve group, 13, poultry can device II, 14, oil pump II, 15, linear transducer, 16, Hydraulic Station, 17, check valve, 18, push rod, 19, blank holder, 20, patrix, 21, workbench, 22, counterdie, 23, buffering cavity, 24, following cylinder chamber, 25, the master cylinder piston rod, 26 upper cylinder half chambeies.
The specific embodiment
A kind of forcing press hydraulic pressure blank body as shown in Figure 1, comprise supporting plate 1, base 2, bearing 3, hydraulic cylinder piston rod 4, hydraulic cylinder 5, servo valve group 6, raise energy device I7, oil pump I8, control piston 9, master cylinder 10, damper piston 11, master cylinder servo valve group 12, poultry energy device II13, oil pump II14, linear transducer 15, Hydraulic Station 16, check valve 17, push rod 18, blank holder 19, patrix 20, workbench 21, counterdie 22, buffering cavity 23, following cylinder chamber 24, master cylinder piston rod 25 and upper cylinder half chamber 26; Patrix is by being bolted to the press ram lower end; Workbench 21 is installed on the base 2 by bolt, counterdie 22 is installed on the workbench 21 by bolting, push rod 18 is fixedlyed connected with supporting plate 1 with blank holder 19 respectively, supporting plate 1 is supported by hydraulic cylinder piston rod 4, hydraulic cylinder 5 is installed on the bearing 3 in two separate ranks, bearing 3 is by being bolted on the base 2, master cylinder 10 is installed on the bearing 3 of below, supporting plate 1 centre by bolt, master cylinder piston rod 25 is installed in supporting plate 1 centre by bolting, master cylinder 10 is provided with upper cylinder half chamber 26 and following cylinder chamber 24, and master cylinder 10 bottoms are provided with buffering cavity 23; Master cylinder piston rod 25 is provided with control piston 9 and buffering piston 11; Linear transducer 15 is installed in the side of supporting plate 1; An interface of each hydraulic cylinder 5 is connected to servo valve group 6 respectively, and each servo valve group 6 is connected with Hydraulic Station 16 by pipeline; 10 times cylinder chamber 24 interfaces of another interface of each hydraulic cylinder 5 and master cylinder are connected to check valve 17 respectively, and are connected with charging pump I8 with accumulator I7 by pipeline; Outlet is connected master cylinder 10 upper cylinder half chambeies 26 interfaces with charging pump II14 with master cylinder servo valve group 12, accumulator II13, check valve 17 by pipeline; Charging pump I8 outlet is connected with charging pump II14 outlet with check valve by pipeline; Charging pump I8 is connected with Hydraulic Station 16 by pipeline respectively with charging pump II14 suction inlet; If press ram drives the descending predetermined location that reaches of patrix, i.e. blank holder preaceleration position, the descending preaceleration of master cylinder 10 control blank holders; If press ram drives patrix 20 and contacts with flitch on the blank holder 19, linear transducer 15 sends instruction, and master cylinder 10 epicoeles stop supply pressure oil, and slide block moves downward by patrix 20 drive supporting plates 1 and all hydraulic cylinder 5 and master cylinder 10; The pressure of servo valve 6 and master cylinder servo valve group 12 control all hydraulic cylinders also arrives bottom dead centre; In dead position supporting plate 1 time-delay rising down, when rising, supporting plate 1 sends instruction, the liftout position of control supporting plate 1 by linear transducer 15.

Claims (2)

1, a kind of forcing press hydraulic pressure blank body comprises patrix (20), workbench (21), linear transducer (15) and supporting plate (1); It is characterized in that: also comprise master cylinder (10) and hydraulic control system, described patrix (20) is installed in the press ram lower end; Described workbench (21) is fixedly mounted on the base (2), counterdie (22) is fixedly mounted on the workbench (21), push rod (18) is fixedlyed connected with supporting plate (1) with blank holder (19) respectively, supporting plate (1) is supported by hydraulic cylinder piston rod (4), hydraulic cylinder (5) is installed on the bearing (3) in two separate ranks, bearing (3) is fixed on the base (2), master cylinder (10) is installed on the bearing (3) of below, supporting plate (1) centre, master cylinder piston rod (25) is fixedly mounted on supporting plate (1) centre, master cylinder (10) is provided with, following cylinder chamber (26,24), master cylinder (10) bottom is provided with buffering cavity (23); Master cylinder piston rod (25) is provided with control piston (9) and buffering piston (11); Linear transducer (15) is installed in the side of supporting plate (1); Hydraulic control system is connected with oil-out with the oil-in of hydraulic cylinder (5) with master cylinder (10) respectively by pipeline.
2, a kind of forcing press hydraulic pressure blank body according to claim 1 is characterized in that: described hydraulic control system is made of servo valve group (6), master cylinder servo valve group (12), oil pump I (8), oil pump II (14), check valve (17), poultry energy device I (7), poultry energy device II (13) and Hydraulic Station (16).
CN200920010954U 2009-02-23 2009-02-23 Hydraulic beading mechanism of pressing machine Expired - Fee Related CN201371186Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200920010954U CN201371186Y (en) 2009-02-23 2009-02-23 Hydraulic beading mechanism of pressing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200920010954U CN201371186Y (en) 2009-02-23 2009-02-23 Hydraulic beading mechanism of pressing machine

Publications (1)

Publication Number Publication Date
CN201371186Y true CN201371186Y (en) 2009-12-30

Family

ID=41497268

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200920010954U Expired - Fee Related CN201371186Y (en) 2009-02-23 2009-02-23 Hydraulic beading mechanism of pressing machine

Country Status (1)

Country Link
CN (1) CN201371186Y (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102327945A (en) * 2010-07-14 2012-01-25 成都飞机工业(集团)有限责任公司 Hydrodynamic deep drawing equipment for forming deep cavity parts
CN106694671A (en) * 2017-03-06 2017-05-24 东莞市金拓机械有限公司 Multi-station rotating disc type force measuring type hydraulic machine
CN107243561A (en) * 2017-08-14 2017-10-13 广东工业大学 A kind of diel and its flange fixing installation
US11292047B2 (en) 2019-05-03 2022-04-05 Ford Global Technologies Mechanical die pressure monitoring system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102327945A (en) * 2010-07-14 2012-01-25 成都飞机工业(集团)有限责任公司 Hydrodynamic deep drawing equipment for forming deep cavity parts
CN106694671A (en) * 2017-03-06 2017-05-24 东莞市金拓机械有限公司 Multi-station rotating disc type force measuring type hydraulic machine
CN107243561A (en) * 2017-08-14 2017-10-13 广东工业大学 A kind of diel and its flange fixing installation
CN107243561B (en) * 2017-08-14 2019-04-09 广东工业大学 A kind of stamping die and its flange fixing installation
US11292047B2 (en) 2019-05-03 2022-04-05 Ford Global Technologies Mechanical die pressure monitoring system

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20091230

Termination date: 20150223

EXPY Termination of patent right or utility model