CN108580674B - Auto parts and components mold - Google Patents

Auto parts and components mold Download PDF

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Publication number
CN108580674B
CN108580674B CN201711455854.9A CN201711455854A CN108580674B CN 108580674 B CN108580674 B CN 108580674B CN 201711455854 A CN201711455854 A CN 201711455854A CN 108580674 B CN108580674 B CN 108580674B
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CN
China
Prior art keywords
rod
auto parts
cavity die
gear
air bag
Prior art date
Application number
CN201711455854.9A
Other languages
Chinese (zh)
Other versions
CN108580674A (en
Inventor
邱建华
Original Assignee
重庆市银盛模具有限公司
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
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Priority to CN201711455854.9A priority Critical patent/CN108580674B/en
Publication of CN108580674A publication Critical patent/CN108580674A/en
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Publication of CN108580674B publication Critical patent/CN108580674B/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • B21D37/12Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/16Heating or cooling

Abstract

The invention belongs to auto-parts processing technique fields, disclose auto parts and components mold, including upper male mould and lower cavity die, and feeding warehouse is equipped in lower cavity die, storing air bag is equipped in feeding warehouse, storing air bag, which is equipped with discharge port and discharge port, feed opening;Lower cavity die is equipped with feed well and deflector chute;It further include the bracket being inverted U shape, bracket includes cross bar and riser, and the upper surface rotation connection of upper male mould runs through the screw rod of transverse slat;It further include actuator, actuator includes first gear and rack gear, and the side of lower cavity die is equipped with support frame, and support frame is equipped with shaft, and first gear is fixed on one end of shaft, and the other end of shaft is equipped with turntable;The side of lower cavity die is equipped with gas receiver, slidably connects piston in gas receiver, further includes successively hinged first connecting rod, second connecting rod and third connecting rod.The present invention solves the problem of stamping forming auto parts and components of the prior art can closely be bonded with lower die, molding auto parts and components is caused to be not easily taken out.

Description

Auto parts and components mold

Technical field

The invention belongs to auto-parts manufacture fields, and in particular to auto parts and components mold.

Background technique

Auto parts and components are a kind of unit that the processing of composition automobile parts is whole and the production for serving automobile parts processing Product.Generally to ensure that it is identical with the size of a batch of auto parts and components, it is using stamping forming mode, to automobile zero Component is processed.

Existing auto parts and components die for processing, mainly includes upper die and lower die, and the two sides of lower die are equipped with bracket, upper mold Two sides connect with bracket slide, the mobile cylinder of driving upper mold is additionally provided on bracket.In use, blank to be processed is placed In lower die, starting cylinder, cylinder drives upper mold to move down, when upper mold is contacted with blank, persistently moved down by cylinder, so that on Mould carries out punch forming to blank.After auto parts and components punch forming, then make cylinder that upper mold be driven to move up, so that upper mold is under Mould is detached from, then molding auto parts and components are taken out.

But there is also following technical problems for above-mentioned technical proposal: 1, upper mold move down to blank carry out punch forming after, meeting So that molding auto parts and components are closely bonded with lower die, auto parts and components is caused to be not easily taken out;2, it is driven by cylinder Mould moves down, and due to the mobile characteristic of cylinder, when closing cylinder, the gas in cylinder carries out pressure maintaining, also will drive upper mold and moves down A certain distance, the precision that will lead to molding auto parts and components are low.

Summary of the invention

The invention is intended to provide a kind of auto parts and components mold, to solve the stamping forming auto parts and components of the prior art The problem of being closely bonded with lower die, molding auto parts and components is caused to be not easily taken out.

To achieve the above object, the present invention provides the following technical solutions, auto parts and components mold, including upper male mould is under Cavity plate, lower cavity die is interior to be equipped with feeding warehouse, and storing air bag is equipped in feeding warehouse, is marked with release agent in storing air bag, storing air bag Top is affixed with storage bin, and the top of storing air bag is equipped with discharge port;The side wall of storing air bag is equipped with feed opening, on feed opening Equipped with feed check valve, feed pipe is connected on feed opening;The top of lower cavity die is equipped with annular feed well and several and charging The deflector chute of slot connection, feed well is interior to be equipped with the feed inlet being connected to discharge port;It further include being made of transverse slat and two pieces of risers The bracket being inverted U shape, two pieces of risers are separately fixed at the two sides of lower cavity die, and the upper surface of upper male mould is rotatablely connected vertical spiral shell Bar, screw rod runs through transverse slat, and screw thread pair is formed between screw rod and transverse slat;Further include actuator, actuator include first gear and Rack gear, rack gear are mounted on the side wall of upper male mould, and lower cavity die, which is equipped on the side of feeding warehouse, is additionally provided with support frame, on support frame Equipped with shaft, first gear is fixed on one end of shaft, and the other end of shaft is equipped with turntable;The side of lower cavity die is equipped with gas storage Bucket, slidably connects piston in gas receiver, and the closed side of gas receiver is equipped with air inlet and air outlet, air inlet be equipped with into Gas check valve, gas outlet are equipped with outgassing nonreturn valve, and gas-guide tube is equipped between gas outlet and feeding warehouse;It further include successively hinged First connecting rod, second connecting rod and third connecting rod, first connecting rod is fixed on turntable far from one end of second connecting rod, third connecting rod One end far from second connecting rod is fixed on piston.

The technical effect of this programme technical characteristic:

Lower cavity die is for being arranged type chamber, convenient for cooperating blank punch forming, upper male mould and lower cavity die, by under upper male mould It moves, realizes the punch forming of blank.Feeding warehouse is for placing storing air bag, and storing air bag is for storing release agent, storing air bag On discharge port for release agent discharge.Feed opening on air bag is used for the charge pipe being connected on feed opening to storing air bag Interior addition release agent.Release agent is entered in feed well by discharge port and feed inlet, is flowed, is entered further along the feed well of annular In deflector chute, it is intracavitary to enter back into type, realizes that release agent is added, takes out molding auto parts and components to facilitate.

Bracket for installing, studdle and upper male mould;Screw thread pair, and screw rod and upper male mould are formed between screw rod and transverse slat Rotation connection realizes moving up or down for screw rod when screw rod rotation, thus realize moving up or moving down for upper male mould, thus Realize the demoulding or molding of upper male mould and lower cavity die.

The mobile band carry-over bar of upper male mould is mobile, and rack gear is mobile to drive the first gear rotation being engaged with, and is passed by shaft It moves so that turntable rotates.First connecting rod, second connecting rod, third connecting rod and piston are formed using first connecting rod as crank, third connecting rod It is the slider-crank mechanism of sliding block with piston.According to the kinetic characteristic of slider-crank mechanism, the rotation of driven by rotary disc first connecting rod makes Third connecting rod is obtained with piston along the side walls of gas receiver.

Air inlet and the outlet of gas receiver are realized in piston sliding, and when piston bucket outlet, gas enters feeding warehouse by gas-guide tube It is interior, the storing air bag in feeding warehouse is squeezed, to squeeze the release agent in storing air bag, release agent discharges from discharge port, To realize release agent enter lower cavity die type it is intracavitary, convenient for the demoulding of molding auto parts and components.

The technical principle of this programme is:

Screw rod is rotated, so that screw rod drives upper male mould mobile, realizes the punch forming to blank.Upper male mould drives when mobile Rack gear is mobile, and rack gear is mobile to drive first gear rotation, and first gear rotation drives first connecting rod rotation, according to first connecting rod, The kinetic characteristic for the slider-crank mechanism that second connecting rod, third connecting rod and piston are formed, third connecting rod band piston is along piston bucket Air inlet and the outlet of piston bucket are realized in sliding.

When piston bucket outlet, gas is entered in feeding warehouse by gas-guide tube, squeezes the storing air bag in feeding warehouse, so that de- Mould agent discharging, and entered in lower cavity die by feed well and deflector chute, it is demoulded convenient for molding auto parts and components.

What this programme can generate has the technical effect that

1, the technical program is by the way that release agent, energy are added into lower cavity die during blank punch forming and demoulding So that molding auto parts and components fast demoulding, it is difficult to the case where taking out so that auto parts and components be avoided to be bonded with lower cavity die and goes out It is existing;

2, the technical program on lower cavity die by being arranged the feed well of annular, and being arranged several leading of being connected to feed well Hopper can make release agent by deflector chute flow to type intracavitary, so that release agent is evenly distributed with entire type chamber, so that auto parts and components Each position and lower cavity die between have release agent so that auto parts and components demoulding is more preferably convenient;

3, the technical program is driven by wheel and rack, so that first connecting rod, second connecting rod and third connecting rod were formed Slider-crank mechanism band piston is slided, and air inlet and the outlet of gas receiver is realized, to realize the discharging of release agent, whole process Punching press with blank cooperates, easy to use;

4, the technical program drives upper male mould mobile by rotation screw rod, and when screw rod stops operating, upper male mould also stops Rotation is avoided that the not high problem of mobile caused molding auto parts and components precision occurs under inertia and occurs for upper male mould.

It is the preferred embodiment based on above scheme below:

Preferred embodiment one: being based on base case, exhaust outlet is additionally provided on the gas receiver, it is unidirectional that exhaust outlet is equipped with exhaust Valve is also connected with cooling tube on exhaust outlet, under cooling tube is fixed on gas receiver, and cooling tube is located at far from one end of exhaust outlet Above cavity plate, and it is opening down.

The utility model has the advantages that gas receiver is exhausted by gas outlet and exhaust outlet, gas is entered in cooling tube by exhaust outlet, It is sprayed onto lower cavity die by cooling tube again.During the punch forming of blank, the temperature of blank is usually higher, passes through cooling tube Gas is sprayed to lower cavity die, can cool down to molding auto parts and components, the cooling velocity of auto parts and components can be accelerated, thus Convenient for the taking-up of auto parts and components.

Preferred embodiment two: being based on preferred embodiment one, and the diameter of the exhaust outlet is greater than the diameter of gas outlet.So that exhaust outlet The amount of interior discharge gas is greater than the amount of gas outlet discharge gas, so that most of gas in gas receiver is used for molding Auto parts and components are cooled down, to improve cooling effect.

Preferred embodiment three: it is based on preferred embodiment two, the exhaust outlet is in shrink mouth shape outward.According to bernoulli principle, will arrange Port is set as shrink mouth shape, and the gas flow rate being discharged out of exhaust pipe can be made to accelerate, be sprinkling upon so that gas is quickly blown On molding auto parts and components, realize quickly to the fast cooling of molding auto parts and components.

Preferred embodiment four: being based on preferred embodiment three, be equipped with sliding slot along longitudinal direction on the mutually close side of two pieces of risers, on The side wall of punch-pin is equipped with the convex block cooperated with sliding slot.Upper male mould can be oriented to and be limited by setting sliding slot and convex block Position, avoiding upper male mould from shaking influences punching precision.

Preferred embodiment five: being based on preferred embodiment four, and the transverse slat is equipped with inverted U-shaped mounting plate, and the upper end of screw rod connects There is mounting rod, mounting plate is equipped with through-hole, and mounting rod runs through through-hole;Driving gear and and driving tooth are rotatably connected on mounting plate The driven gear for taking turns engagement is additionally provided with the motor of driving driving gear rotation, and driven gear is mounted on mounting rod, and with installation Bar is connected by spline.

The utility model has the advantages that being rotated by motor driven driving gear, driving gear drives driven gear rotation, driven gear band Dynamic mounting rod rotation, so that screw rod be driven to rotate, realizes the movement of upper male mould.And driven gear and mounting rod are connected by spline It connects, can make screw rod and mounting rod that can rotate and be moved along the vertical direction.

Preferred embodiment six: being based on preferred embodiment five, and the top of the mounting rod is equipped with the block vertical with mounting rod.Block Mounting rod can be limited, avoid being detached from driven gear in mounting rod rotation process.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the embodiment of the present invention;

Fig. 2 is the cross-sectional view of A-A in Fig. 1;

Fig. 3 is the top view of lower cavity die in Fig. 2.

Specific embodiment

Below by the further details of explanation of specific embodiment:

Appended drawing reference in Figure of description includes: upper male mould 1, lower cavity die 2, feeding warehouse 21, feed well 22, feed inlet 221, deflector chute 23, storing air bag 3, discharge port 31, screw rod 4, mounting rod 41, block 42, rack gear 5, turntable 6, gas receiver 7, work Fill in 71, first connecting rod 72, second connecting rod 73, third connecting rod 74, air inlet 75, gas outlet 76, exhaust outlet 77.

Embodiment is substantially as shown in Fig. 1:

Auto parts and components mold further includes being inverted U shape to set including upper male mould 1 and the lower cavity die 2 cooperated with upper male mould 1 The bracket set, bracket include two risers and the transverse slat that is arranged at the top of two pieces of risers, and riser is separately mounted to lower cavity die 2 In left and right side walls.Sliding slot is equipped on the mutually close side of two pieces of risers along the vertical direction, is distinguished in the left and right side walls of upper male mould 1 Equipped with the sliding block cooperated with sliding slot.

Transverse slat is equipped with the mounting plate being inverted U shape, and the upper surface of mounting plate is rotatably connected to driving gear and driven gear, The lower surface of mounting plate is equipped with motor, and the output shaft of motor runs through mounting plate, and driving gear is fixed on the output shaft of motor; Mounting plate is equipped with through-hole.The mounting rod 41 for further including screw rod 4 and being fixed on screw rod 4, screw rod 4 run through transverse slat, and and transverse slat Form screw thread pair;Mounting rod 41 is fixed on the top of screw rod 4, and mounting rod 41 is connected through through-hole and driven gear by spline It connects;The top of mounting rod 41 is equipped with block 42, and block 42 is vertical with mounting rod 41.

As shown in Fig. 2, being equipped with feeding warehouse 21 in lower cavity die 2, storing air bag 3, the top of storing air bag 3 are equipped in feeding warehouse 21 Portion is fixed on the top of feeding warehouse 21, is equipped with release agent in storing air bag 3.The top of storing air bag 3 is equipped with discharge port 31, storing The left side wall of air bag 3 is equipped with feed opening, and feed opening is equipped with feed check valve, is connected with charge pipe on feed opening.

The left side of lower cavity die 2 is equipped with gas receiver 7, and the left end of gas receiver 7 is closed, and the left side of gas receiver 7 is equipped with air inlet Mouth 75 and gas outlet 76, the upper surface of gas receiver 7 are equipped with exhaust outlet 77, and air inlet 75 is equipped with breather check valve, gas outlet 76 It is equipped with outgassing nonreturn valve, exhaust outlet 77 is equipped with exhaust check valve.It is connected with gas-guide tube between gas outlet 76 and feed well 22, Exhaust outlet 77 is in shrink mouth shape outward, and the miner diameter end diameter of exhaust outlet 77 is greater than the diameter of gas outlet 76;It is connected on exhaust outlet 77 There is cooling tube, cooling tube is located at the top of lower cavity die 2 far from one end of exhaust outlet 77.

Piston 71 is slidably connected in gas receiver 7, further includes successively hinged first connecting rod 72, second connecting rod 73 and third Connecting rod 74, the left end of third connecting rod 74 are hinged on the right side of piston 71.It further include actuator, actuator includes rack gear 5 and and tooth The first gear that item 5 engages, rack gear 5 are fixed on the left side of upper male mould 1, and the left side of lower cavity die 2 is equipped with support frame, turns on support frame Dynamic to be connected with shaft, first gear is fixed on one end of shaft, and the other end of shaft is equipped with turntable 6, the right end of first connecting rod 72 It is fixed on turntable 6.

As shown in figure 3, the upper surface of lower cavity die 2 is equipped with feed well 22 in a ring, the left end of feed well 22 is equipped with and goes out The feed inlet 221 that material mouth 31 cooperates.The upper surface of lower cavity die 2 is additionally provided with 20 deflector chutes being connected to feed well 22 23, leads The one end of hopper 23 far from feed well 22 is connected to type chamber.

When using the present embodiment, blank to be punched is placed on the type chamber of lower cavity die 2, starts motor, motor drives Driving gear rotation, driving gear drive driven gear rotation, this driven wheel drives mounting rod 41 to rotate, to drive screw rod 4 It rotates forward, when screw rod 4 rotates, since screw rod 4 and upper male mould are rotatablely connected, and upper male mould 1 is limited by convex block, kept away Exempt from upper male mould 1 to swing, and connect by screw rod with upper male mould, screw rod moves down, and upper male mould 1 is driven to move down.On upper male mould 1 Convex block is moved down along sliding slot, realizes the punching press to blank.

When upper male mould 1 moves down, rack gear 5 is moved down, and rack gear 5 drives first gear rotation, and first gear passes through rotating shaft transmission band Turn disk 6 rotates.It is crank that first connecting rod 72, second connecting rod 73 and third connecting rod 74, which are formed with first connecting rod 72, third connecting rod 74 be the slider-crank mechanism of sliding block, and according to the kinetic characteristic of slider-crank mechanism, turntable 6 drives first connecting rod 72 to swing, from And make third connecting rod 74 with piston 71 along the 71 left and right sliding of barrel side wall of piston, and when piston 71 moves to right, 71 barrels of piston pumpings, When piston 71 moves to left, the gas in 71 barrels of piston is discharged from gas outlet 76 and exhaust outlet 77.

When piston 71 moves to left, the gas in 71 barrels of piston is entered in feeding warehouse 21 by gas-guide tube, squeezes feeding warehouse 21 Interior storing air bag 3, the release agent in air bag is discharged by pressure from discharge port 31, then enters feed well by feed inlet 221 22, it is flowed further along the feed well 22 of annular, the type for importing lower cavity die 2 by deflector chute 23 is intracavitary, realizes and release agent is added.

After the completion of punching press, so that motor rotates backward, so that screw rod 4 rotates backward, to be lifted up convex Mould 1, the mobile band carry-over bar 5 of upper male mould 1 is mobile, so that turntable 6 rotates backward.At this time when piston 71 is to when moving to left, 71 barrels of piston Interior gas, into feeding warehouse 21, lasting extruding storing air bag 3, so that release agent be added into lower cavity die 2;Another portion Point gas being discharged by exhaust outlet 77 is sprayed onto lower cavity die 2 by cooling tube, to molding auto parts and components in lower cavity die 2 into Row cooling, after the completion of auto parts and components are cooling, then is drawn off.

For those skilled in the art, under the premise of not departing from technical solution of the present invention, several changes can also be made Shape and improvement, these also should be considered as protection scope of the present invention, these all will not influence the effect and patent that the present invention is implemented Practicability.

Claims (7)

1. auto parts and components mold, including upper male mould and lower cavity die, it is characterised in that: be equipped with feeding warehouse, charging in lower cavity die It is equipped with storing air bag in storehouse, is marked with release agent in storing air bag, top and the feeding warehouse of storing air bag are affixed, and storing air bag Top is equipped with discharge port;The side wall of storing air bag is equipped with feed opening, and feed opening is equipped with feed check valve, is connected on feed opening Feed pipe;The top of lower cavity die is equipped with the feed well and several deflector chutes be connected to feed well of annular, feed well it is interior equipped with The feed inlet of discharge port connection;It further include the bracket being inverted U shape being made of transverse slat and two pieces of risers, two pieces of risers are fixed respectively In the two sides of lower cavity die, the upper surface of upper male mould is rotatablely connected vertical screw rod, and screw rod runs through transverse slat, and between screw rod and transverse slat Form screw thread pair;It further include actuator, actuator includes first gear and rack gear, and rack gear is mounted on the side wall of upper male mould, under Cavity plate, which is equipped on the side of feeding warehouse, is additionally provided with support frame, and support frame is equipped with shaft, and first gear is fixed on the one of shaft The other end at end, shaft is equipped with turntable;The side of lower cavity die is equipped with gas receiver, slidably connects piston, gas receiver in gas receiver Closed side is equipped with air inlet and air outlet, and air inlet is equipped with breather check valve, and gas outlet is equipped with outgassing nonreturn valve, And gas-guide tube is equipped between gas outlet and feeding warehouse;It further include successively hinged first connecting rod, second connecting rod and third connecting rod, One connecting rod is fixed on turntable far from one end of second connecting rod, and third connecting rod is fixed on piston far from one end of second connecting rod.
2. auto parts and components mold according to claim 1, it is characterised in that: be additionally provided with exhaust on the gas receiver Mouthful, exhaust outlet is equipped with exhaust check valve, is also connected with cooling tube on exhaust outlet, and cooling tube is fixed on gas receiver, and cooling It manages one end far from exhaust outlet to be located above lower cavity die, and opening down.
3. auto parts and components mold according to claim 2, it is characterised in that: the diameter of the exhaust outlet is greater than outlet The diameter of mouth.
4. auto parts and components mold according to claim 3, it is characterised in that: the exhaust outlet is in shrink mouth shape outward.
5. auto parts and components mold according to claim 4, it is characterised in that: the mutually close side of two pieces of risers On be equipped with sliding slot along longitudinal direction, the side wall of upper male mould is equipped with the convex block cooperated with sliding slot.
6. auto parts and components mold according to claim 5, it is characterised in that: the transverse slat is equipped with inverted U-shaped peace Loading board, the upper end of screw rod are connected with mounting rod, and mounting plate is equipped with through-hole, and mounting rod runs through through-hole;It is rotatablely connected on mounting plate The driven gear for having driving gear and engaging with driving gear is additionally provided with the motor of driving driving gear rotation, driven gear peace It is connect on mounting rod, and with mounting rod by spline.
7. auto parts and components mold according to claim 6, it is characterised in that: the top of the mounting rod is equipped with and peace Fill the vertical block of bar.
CN201711455854.9A 2017-12-28 2017-12-28 Auto parts and components mold CN108580674B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711455854.9A CN108580674B (en) 2017-12-28 2017-12-28 Auto parts and components mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711455854.9A CN108580674B (en) 2017-12-28 2017-12-28 Auto parts and components mold

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CN108580674A CN108580674A (en) 2018-09-28
CN108580674B true CN108580674B (en) 2019-10-01

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CN201711455854.9A CN108580674B (en) 2017-12-28 2017-12-28 Auto parts and components mold

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109967622B (en) * 2019-03-29 2019-12-03 江苏祥和电子科技有限公司 A kind of auto parts and components punch-forming mold

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6135909A (en) * 1984-07-30 1986-02-20 Mitsuboshi Belting Ltd Manufacture of molding tool
JPH06246366A (en) * 1993-02-24 1994-09-06 Nippon Yakin Kogyo Co Ltd Split metallic mold for forming aluminum super plastic material
CN105252796A (en) * 2014-03-26 2016-01-20 株式会社三井高科技 Apparatus and method for manufacturing thin uneven member
CN205021769U (en) * 2015-09-10 2016-02-10 重庆双驰门窗有限公司 Molding press door suppresses demoulding structure
CN205362602U (en) * 2015-12-04 2016-07-06 重庆市永川区邦威机械制造有限公司 Cast auto parts die mould
CN205967065U (en) * 2016-08-18 2017-02-22 重庆泽田汽车部件有限责任公司 Automatic stamping die of drawing of patterns

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6135909A (en) * 1984-07-30 1986-02-20 Mitsuboshi Belting Ltd Manufacture of molding tool
JPH06246366A (en) * 1993-02-24 1994-09-06 Nippon Yakin Kogyo Co Ltd Split metallic mold for forming aluminum super plastic material
CN105252796A (en) * 2014-03-26 2016-01-20 株式会社三井高科技 Apparatus and method for manufacturing thin uneven member
CN205021769U (en) * 2015-09-10 2016-02-10 重庆双驰门窗有限公司 Molding press door suppresses demoulding structure
CN205362602U (en) * 2015-12-04 2016-07-06 重庆市永川区邦威机械制造有限公司 Cast auto parts die mould
CN205967065U (en) * 2016-08-18 2017-02-22 重庆泽田汽车部件有限责任公司 Automatic stamping die of drawing of patterns

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