CN104668325B - Press machine - Google Patents

Press machine Download PDF

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Publication number
CN104668325B
CN104668325B CN201510091652.5A CN201510091652A CN104668325B CN 104668325 B CN104668325 B CN 104668325B CN 201510091652 A CN201510091652 A CN 201510091652A CN 104668325 B CN104668325 B CN 104668325B
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CN
China
Prior art keywords
mold
plate
mould
press
frame
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
CN201510091652.5A
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Chinese (zh)
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CN104668325A (en
Inventor
王小贞
Original Assignee
王小贞
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Filing date
Publication date
Application filed by 王小贞 filed Critical 王小贞
Priority to CN201510091652.5A priority Critical patent/CN104668325B/en
Publication of CN104668325A publication Critical patent/CN104668325A/en
Application granted granted Critical
Publication of CN104668325B publication Critical patent/CN104668325B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B21D22/00Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02Stamping using rigid devices or tools
    • 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

Abstract

The invention discloses a novel press machine, which is used for product impact molding. The novel press machine comprises a rack and a rack panel arranged on the rack, wherein the rack panel is provided with vertical guide rods; the top ends of the guide rods are fixedly provided with a top plate; the rack panel is provided with a lower die assembly; the guide rods are provided with an upper die assembly via guide rod bushings; the top plate is provided with a upper die power device capable of driving the upper die assembly to vertically slide on the guide rods; at least one movable assembly is installed in the upper die assembly or the lower die assembly. The novel press machine has the advantages of good stamping product quality, high working efficiency, low working intensity and the like which are not provided by traditional equipment.

Description

A kind of press
Technical field
The present invention relates to a kind of punching press shaping equipment, particularly FPC punch formings field, especially a kind of press.
Background technology
It is well known that in modern production, punch forming is a kind of common processing technique.In product punch forming, Stamping forming operation is completed using press to product generally.However, and product complex-shaped for some punching presses itself is mechanical Intensity is not very high product, and such as FPC etc., existing pressing equipment are easily produced to product in stamping products and pullled damage, Stamping quality is not high;In addition, existing equipment is in such baroque product of punching press, need using many complete equipments, many sets Mould could realize the final punch forming of product, and working (machining) efficiency is low, and the working strength of workman is low.
In view of this, it is an object of the invention to provide a kind of new technical scheme is solving existing technical problem.
The content of the invention
In order to overcome the deficiencies in the prior art, the present invention provides a kind of press, solve existing press stamping quality it is low, Working strength is high, the inferior technological deficiency of inefficiency.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of press, for product punch forming, including frame and the framework panel being arranged in frame, the frame face The guide rod being vertically arranged is installed on plate, the guide rod top is fixedly installed top board, and the framework panel is provided with lower module Part, is provided with upper die component by guide rod bushing on the guide rod, is provided with and can drive upper die component in guide rod on the top board The upper mould power set for sliding up and down, are at least provided with a moving component in the upper die component or lower mold assemblies.
Used as the further improvement of above-mentioned technical proposal, the moving component includes mould moving component and lower mould activity group Part, under the lower mold assemblies include lower mold holder upper plate, lower mold holder lower plate and are arranged between lower mold holder upper plate, lower mold holder lower plate Mould bases intermediate pads, offer punching press perforate on the lower mold holder upper plate, lower mold assemblies also include installed in lower mold holder upper plate, under The bottom punch pressure power of the lower mould moving component of some lower mould moving component and driving between mould bases lower plate, lower mold holder intermediate pads Component, the lower mould moving component are included and can be passed through and for stamping products molding from punching press perforate on lower mold holder upper plate Bottom punch briquetting.
As the further improvement of above-mentioned technical proposal, the upper die component include top mold frame upper plate, top mold frame lower plate and The top mold frame intermediate pads being arranged between top mold frame upper plate, top mold frame lower plate, offer punching press in the top mold frame lower plate and open Hole, upper die component also include some upper mould activity between top mold frame upper plate, top mold frame lower plate, top mold frame intermediate pads The upper punch pressure power component of component and the upper mould moving component of driving, the upper mould moving component is included can be from top mold frame lower plate Pass through and for the upper punch briquetting of stamping products molding in upper punching press perforate.
Used as the further improvement of above-mentioned technical proposal, the bottom punch pressure power component and upper punch pressure power component are Cylinder or oil cylinder or electric cylinders.
Used as the further improvement of above-mentioned technical proposal, the lower mold assemblies are arranged on framework panel by a railroad On, the railroad is included the slide rail being arranged on framework panel and is fixed on lower mold assemblies bottom and is coordinated with the slide rail The slide block of slip, the railroad also include a feed screw nut pair and drive the screw mandrel motor of the feed screw nut pair, institute The screw mandrel for stating feed screw nut pair is fixed on framework panel, one end of the screw mandrel be connected with the outfan of screw mandrel motor and by Screw mandrel motor drives, and the feed screw nut of feed screw nut pair is fixedly attached to the bottom of lower mold assemblies, screw mandrel motor work When making, which can drive lower mold assemblies to slide on slide rail.
Used as the further improvement of above-mentioned technical proposal, the lower mold assemblies bottom is provided with spring fixed seat, the bullet Lead column and compression spring are installed in spring fixed seat, the lead column is connected to above-mentioned slide block and lower mold assemblies bottom, described Compression spring is located between slide block and lower mold assemblies bottom and makes lower mold assemblies with spring fixed seat in resilient support state, institute State, after the compression spring compression, the bottom of the lower mold assemblies is pressed onto institute State in lower mould supporting module.
Used as the further improvement of above-mentioned technical proposal, the upper mould power set include the motor being arranged on top board Support and the top drive motor being fixedly mounted on the electrode holder, are also equipped with the top board for driving upper module The top screw mandrel that part is slided up and down on guide rod and driven by top drive motor, the top screw mandrel are connected by screw mandrel connecting seat It is connected to above-mentioned upper die component.
Used as the further improvement of above-mentioned technical proposal, the upper die component top is provided with two polished rods, and the polished rod is worn Top board top is extended to after crossing the perforate being correspondingly arranged on top board, a cuing scale is provided with the top board and a sensor is installed Bar, is provided with sensor on the sensor mounting rod, in above-mentioned two polished rod is provided with its free end and is matched with finger Show chi the indicating piece for indicating size, the free end of another polished rod is provided with the biography for being matched with the sensor in two polished rods Sensor indicating piece.
Used as the further improvement of above-mentioned technical proposal, the top board is also equipped with display screen and tri coloured lantern.
As the further improvement of above-mentioned technical proposal, pillar panel between the framework panel and top board, is provided with, it is described Pillar panel is connected between framework panel and top board, is additionally provided with the line lid for facilitating cabling, also sets on press on the pillar panel It is equipped with the tank chain apparatus for facilitating electric wire and trachea cabling.
Used as the further improvement of above-mentioned technical proposal, the frame lower is provided with bottom panel, sets on the bottom panel It is equipped with the electric cabinet and Pneumatic controlled box for coordinating the press.
The invention has the beneficial effects as follows:The invention provides a kind of press, this kind of press is on upper die component, lower mold assemblies Some upper mould moving components and some lower mould moving components are set, by upper mould moving component and lower mould moving component, this kind of pressure Bed can realize the punch forming to complex structure product in one set of die, and avoid the product that existing press generally occurs Pull the situation of damage, it is ensured that while punch forming quality, effectively increase the work efficiency of this kind of press, reduce work The working strength of people, it can also be used to other demands of punching press.This kind of press solves that existing press stamping quality is low, work is strong Degree is high, the inferior technological deficiency of inefficiency.
Description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the structural representation of another angle of the invention;
Fig. 3 is the structural representation of third angle of the present invention;
Fig. 4 is the view that lower mold assemblies are slipped into before matched moulds in the present invention;
Fig. 5 is the view that lower mold assemblies are slipped into during matched moulds in the present invention;
Fig. 6 is the structural representation of upper die component in the present invention;
Fig. 7 is the structural representation of another angle of upper die component in the present invention;
Fig. 8 is the structural representation of lower mold assemblies in the present invention;
Fig. 9 is the structural representation of another angle of lower mold assemblies in the present invention.
Specific embodiment
The technique effect of the design, concrete structure and generation of the present invention is carried out clearly below with reference to embodiment and accompanying drawing Chu, it is fully described by, to be completely understood by the purpose of the present invention, feature and effect.Obviously, described embodiment is this Bright a part of embodiment, rather than whole embodiments, based on embodiments of the invention, those skilled in the art is not paying The other embodiment obtained on the premise of creative work, belongs to the scope of protection of the invention.In addition, being related in patent All connection/annexations, not singly refer to that component directly connects, and refer to can according to the situation that is embodied as, by addition or Couple auxiliary is reduced, more excellent draw bail is constituted.Each technical characteristic in the invention, in not conflicting conflict On the premise of can be with combination of interactions.Reference picture 1-9.
A kind of press, for product punch forming, including frame 11 and the framework panel 12 being arranged in frame 11, it is described The guide rod 13 being vertically arranged is installed on framework panel 12,13 top of the guide rod is fixedly installed top board 14, the frame face Plate 12 is provided with lower mold assemblies 2, is provided with upper die component 3 by guide rod bushing on the guide rod 13, installs on the top board 14 There are the upper mould power set that upper die component 3 can be driven to slide up and down in guide rod 13, in the upper die component 3 or lower mold assemblies 2 extremely One moving component is installed less.
Preferably, in the present embodiment, height between upper die component 3 and lower mold assemblies 2, product is installed or mould is big It is little appropriate change to be carried out according to implementation environment, meanwhile, can install induction apparatuss on upper die component 3 and lower mold assemblies 2 is carried out The sensing of product or die location, to guarantee more accurately to install.
Preferably, in the present embodiment, the moving component includes mould moving component and lower mould moving component, it is described under Under membrane module 2 includes lower mold holder upper plate 21, lower mold holder lower plate 22 and is arranged between lower mold holder upper plate 21, lower mold holder lower plate 22 Mould bases intermediate pads 23, offer punching press perforate on the lower mold holder upper plate 21, lower mold assemblies 2 are also included on lower mold holder The lower mould moving component of some lower mould moving component and driving between plate 21, lower mold holder lower plate 22, lower mold holder intermediate pads 23 Bottom punch pressure power component, the lower mould moving component include and can pass through from punching press perforate on lower mold holder upper plate 21 and be used for The bottom punch briquetting of stamping products molding.
Preferably, the upper die component 3 includes top mold frame upper plate 31, top mold frame lower plate 32 and is arranged on top mold frame upper plate 31st, the top mold frame intermediate pads 33 between top mold frame lower plate 32, offer punching press perforate, upper module in the top mold frame lower plate 32 Part 3 also includes some upper mould activity group between top mold frame upper plate 31, top mold frame lower plate 32, top mold frame intermediate pads 33 The upper punch pressure power component of part and the upper mould moving component of driving, the upper mould moving component is included can be from top mold frame lower plate 32 Pass through and for the upper punch briquetting of stamping products molding in upper punching press perforate.
Preferably, the bottom punch pressure power component and upper punch pressure power component are cylinder or oil cylinder or electric cylinders.
In the present embodiment, the bottom punch pressure power component and upper punch pressure power component are preferably cylinder, are During actually carrying out an invention, implementer can select suitable device according to specific implementation condition.
During using this press, will first need stamping forming product to be placed on lower mold assemblies 2 and fixed, at this time go up mould Component 3 the driving effect lower edge guide rod 13 of upper mould power set glide and with the 2-in-1 mould of lower mold assemblies, lower mold assemblies 2, upper module The built-in lower mould moving component of part 3, the jacking of upper mould moving component or decline, the bottom punch briquetting arranged on lower mould moving component are worn To product punching press after the cooperation perforate crossed on lower mold holder upper plate 21, meanwhile, the upper punch briquetting arranged on upper mould moving component is worn Cross, if the structure of product is multiple Miscellaneous, implementer can select quantity suitably to go up mould moving component and lower mould moving component, to realize in same mould to producing Product implement the punch forming of priority, it is to avoid once product punching press multiple tracks is deformed, and prevent product is caused to damage.Needs are referred in particular to Go out be to be embodied as when, the matched moulds of upper die component 3 and lower mold assemblies 2 also can be entered by installing the driving of lower mould power set OK, or while install upper and lower mould power set driving carry out, this example preferably using upper mould power set driving.
Flexibly, efficiency high, working strength are low for this kind of press application, and the quality of stamping products is high.
Preferably, the lower mold assemblies 2 are arranged on framework panel 12 by a railroad, and the railroad includes The slide rail 41 being arranged on framework panel 12 and the slide block for being fixed on 2 bottom of lower mold assemblies and sliding with the cooperation of the slide rail 41 42, the railroad is also including a feed screw nut pair 43 and the screw mandrel motor 44 for driving the feed screw nut pair 43, described The screw mandrel of feed screw nut pair 43 is fixed on framework panel 12, and one end of the screw mandrel is connected with the outfan of screw mandrel motor 44 And driven by screw mandrel motor 44, the feed screw nut of feed screw nut pair 43 is fixedly attached to the bottom of lower mold assemblies 2, and screw mandrel drives When galvanic electricity machine 44 works, which can drive lower mold assemblies 2 to slide on slide rail 41, when the present invention is implemented, railroad Power source and kinematic pair are not limited to screw mandrel motor 44 and screw pair 43, and implementer can be selected according to implementation environment Select other conventional power sources of this area and kinematic pair.
Preferably, 2 bottom of the lower mold assemblies is provided with spring fixed seat 45, is provided with and leads on the spring fixed seat 45 To post and compression spring, the lead column is connected to above-mentioned slide block 42 and 2 bottom of lower mold assemblies, and the compression spring is located at slide block Between 42 and 2 bottom of lower mold assemblies and make lower mold assemblies 2 with spring fixed seat 45 in resilient support state, the framework panel Lower mould supporting module 46 is additionally provided with 12, after the compression spring compression, the bottom of the lower mold assemblies 2 is pressed onto the lower mould In supporting module 46.
When lower mold assemblies 2 slide on slide rail 41, lower mold assemblies 2 are supported on slide block 42, at this time by compression spring, The bottom of lower mold assemblies 2 is detached with lower mould supporting module 46, when 2 punch forming product of lower mold assemblies, compression spring quilt Compression, bottom and the spring fixed seat 45 and lower mould supporting module 26 of lower mold assemblies 2 are completely attached to, and increase compression area, it is to avoid Damage slide rail 41 or slide block 42 by pressure.Implementer can also select the direct syntype vertical up and down of upper and lower membrane module according to implementation environment, Preferred this kind of structure in this example.
Preferably, the upper mould power set include the motor support frame 51 being arranged on top board 14 and are fixedly mounted on this Top drive motor 52 on electrode holder 51, is also equipped with the top board 14 for driving upper die component 3 in guide rod 13 On slide up and down and top screw mandrel 53 driven by top drive motor 52, the top screw mandrel 53 connected by screw mandrel connecting seat 54 To above-mentioned upper die component 3.Implementer can select other conventional power sources of this area and kinematic pair according to implementation environment.
Preferably, 3 top of the upper die component is provided with two polished rods 61, and the polished rod 61 is correspondingly arranged through on top board 14 Perforate after extend to 14 top of top board, a cuing scale 62 and a sensor mounting rod 63 are provided with the top board 14, it is described Sensor is installed on sensor mounting rod 63, in above-mentioned two polished rod 61 is provided with its free end and is matched with cuing scale 62 and for indicating the indicating piece of size, in two polished rods 61, the free end of another polished rod 61 is provided with and is matched with the sensor Sensor indicating piece.
Preferably, the top board is also equipped with display screen 65 and tri coloured lantern 66.
Preferably, pillar panel 15 is provided between the framework panel 12 and top board 14, the pillar panel 15 is connected in machine Between frame panel 12 and top board 14, the line lid 16 for facilitating cabling, the side of being additionally provided with press on the pillar panel 15, are additionally provided with Just tank chain apparatus 17 of electric wire and trachea cabling.In this example, the tank chain 17 of upper mold portion position also does phase with the up and down motion of upper mould The up and down motion answered, the tank chain 17 of lower mold portion position are moved forward and backward also to do and are moved forward and backward accordingly with lower mould.
Preferably, 11 bottom of the frame is provided with bottom panel 18, is provided with and coordinates the press on the bottom panel 18 Electric cabinet 191 and Pneumatic controlled box 192, when the present invention is implemented, it is also possible to which electric cabinet 191 and Pneumatic controlled box 192 are merged into same case Body.
With reference to Fig. 4, above-mentioned press can install shell, install after shell can effective protection equipment and staff, peace Full property is higher.
Preferably, general punching press is also used for by arranging corresponding formula.
It is more than that the preferable enforcement to the present invention is illustrated, but the invention is not limited to the enforcement Example, those of ordinary skill in the art on the premise of without prejudice to spirit of the invention can also be made a variety of equivalent variations or replace Change, the deformation or replacement of these equivalents are all contained in the application claim limited range.

Claims (9)

1. a kind of press, for product punch forming, it is characterised in that:Including frame(11)Be arranged on frame(11)On machine Frame panel(12), the framework panel(12)On the guide rod being vertically arranged is installed(13), the guide rod(13)Top is fixed and is set It is equipped with top board(14), the framework panel(12)Lower mold assemblies are installed(2), the guide rod(13)It is upper to be installed by guide rod bushing There is upper die component(3), the top board(14)On be provided with and can drive upper die component(3)In guide rod(13)The upper mould for sliding up and down is moved Power apparatus, the upper die component(3)Or lower mold assemblies(2)In a moving component is at least installed, the moving component includes Upper mould moving component and lower mould moving component, the lower mold assemblies(2)Including lower mold holder upper plate(21), lower mold holder lower plate(22)With It is arranged on lower mold holder upper plate(21), lower mold holder lower plate(22)Between lower mold holder intermediate pads(23), the lower mold holder upper plate (21)On offer punching press perforate, lower mold assemblies(2)Also include installed in lower mold holder upper plate(21), lower mold holder lower plate(22), under Mould bases intermediate pads(23)Between some lower mould moving component and drive the bottom punch pressure power component of lower mould moving component, institute Stating that lower mould moving component includes can be from lower mold holder upper plate(21)Pass through and under stamping products molding in upper punching press perforate Stamping briquetting.
2. a kind of press according to claim 1, it is characterised in that:The upper die component(3)Including top mold frame upper plate (31), top mold frame lower plate(32)Be arranged on top mold frame upper plate(31), top mold frame lower plate(32)Between top mold frame intermediate pads (33), the top mold frame lower plate(32)On offer punching press perforate, upper die component(3)Also include installed in top mold frame upper plate (31), top mold frame lower plate(32), top mold frame intermediate pads(33)Between some upper mould moving component and drive upper mould activity group The upper punch pressure power component of part, the upper mould moving component is included can be from top mold frame lower plate(32)Pass through in upper punching press perforate And for the upper punch briquetting of stamping products molding.
3. a kind of press according to claim 1, it is characterised in that:The lower mold assemblies(2)Pacified by a railroad It is mounted in framework panel(12)On, the railroad includes being arranged on framework panel(12)On slide rail(41)Be fixed on lower mould Component(2)Bottom and with the slide rail(41)Coordinate the slide block for sliding(42), the railroad is also including a feed screw nut pair (43)With the driving feed screw nut pair(43)Screw mandrel motor(44), the feed screw nut pair(43)Screw mandrel be fixed on machine Frame panel(12)On, one end and the screw mandrel motor of the screw mandrel(44)Outfan connection and by screw mandrel motor(44)Drive It is dynamic, feed screw nut pair(43)Feed screw nut be fixedly attached to lower mold assemblies(2)Bottom, screw mandrel motor(44)Work When, which can drive lower mold assemblies(2)In slide rail(41)Upper slip.
4. a kind of press according to claim 3, it is characterised in that:The lower mold assemblies(2)It is solid that bottom is provided with spring Reservation(45), the spring fixed seat(45)On lead column and compression spring are installed, the lead column is connected to above-mentioned slide block (42)With lower mold assemblies(2)Bottom, the compression spring are located at slide block(42)With lower mold assemblies(2)Between bottom and make lower module Part(2)With spring fixed seat(45)In resilient support state, the framework panel(12)On be additionally provided with lower mould supporting module (46), after the compression spring compression, the lower mold assemblies(2)Bottom be pressed onto the lower mould supporting module(46)On.
5. a kind of press according to claim 1, it is characterised in that:The upper mould power set include being arranged on top board (14)On motor support frame(51)Be fixedly mounted on the motor support frame(51)On top drive motor(52), the top Plate(14)On be also equipped with for driving upper die component(3)In guide rod(13)On slide up and down and by top drive motor(52)Drive Dynamic top screw mandrel(53), the top screw mandrel(53)By screw mandrel connecting seat(54)It is connected to above-mentioned upper die component(3).
6. a kind of press according to claim 1, it is characterised in that:The upper die component(3)Top is provided with two polished rods (61), the polished rod(61)Through top board(14)On extend to top board after the perforate that is correspondingly arranged(14)Top, the top board (14)On be provided with a cuing scale(62)With a sensor mounting rod(63), the sensor mounting rod(63)On sensing is installed Device, above-mentioned two polished rod(61)In one be provided with its free end and be matched with cuing scale(62)And for indicating the instruction of size Piece, two polished rods(61)In another polished rod(61)Free end be provided with the sensor indicating piece for being matched with the sensor.
7. a kind of press according to any one of claim 1-6, it is characterised in that:The top board is also equipped with display screen (65)And tri coloured lantern(66).
8. a kind of press according to claim 7, it is characterised in that:The framework panel(12)With top board(14)Between set It is equipped with pillar panel(15), the pillar panel(15)It is connected in framework panel(12)With top board(14)Between, the pillar panel(15) On be additionally provided with the line lid for facilitating cabling(16), on press, it is additionally provided with the tank chain apparatus for facilitating electric wire and trachea cabling (17).
9. a kind of press according to claim 8, it is characterised in that:The frame(11)Bottom is provided with bottom panel (18), the bottom panel(18)On be provided with coordinate the press electric cabinet(191)And Pneumatic controlled box(192).
CN201510091652.5A 2015-02-28 2015-02-28 Press machine Expired - Fee Related CN104668325B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510091652.5A CN104668325B (en) 2015-02-28 2015-02-28 Press machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510091652.5A CN104668325B (en) 2015-02-28 2015-02-28 Press machine

Publications (2)

Publication Number Publication Date
CN104668325A CN104668325A (en) 2015-06-03
CN104668325B true CN104668325B (en) 2017-04-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510091652.5A Expired - Fee Related CN104668325B (en) 2015-02-28 2015-02-28 Press machine

Country Status (1)

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0241378B2 (en) * 1983-01-21 1990-09-17
CN202428677U (en) * 2011-12-31 2012-09-12 宁波东钱湖旅游度假区润群机械有限公司 Electromagnetic punching machine
CN203077375U (en) * 2013-01-30 2013-07-24 舒爱荣 Precise flexible plate intelligent mechanical hand device and flexible printed circuit (FPC) full-automatic continuous hydraulic press thereof
CN204052589U (en) * 2014-07-14 2014-12-31 昆明春程消防器材有限公司 Automobile lower protective plate die arrangement
CN204672772U (en) * 2015-02-28 2015-09-30 王小贞 A kind of novel press

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