CN109332452B - bending equipment for producing stamping die - Google Patents
bending equipment for producing stamping die Download PDFInfo
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- CN109332452B CN109332452B CN201811032738.0A CN201811032738A CN109332452B CN 109332452 B CN109332452 B CN 109332452B CN 201811032738 A CN201811032738 A CN 201811032738A CN 109332452 B CN109332452 B CN 109332452B
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- stamping
- frame
- bending
- grabbing
- mounting
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- 238000005452 bending Methods 0.000 title claims abstract description 73
- 238000004080 punching Methods 0.000 claims description 33
- 239000007921 spray Substances 0.000 claims description 10
- 238000009833 condensation Methods 0.000 claims description 7
- 230000005494 condensation Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 9
- 238000003825 pressing Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/16—Heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/06—Stripping-off devices
Abstract
The invention discloses bending equipment for producing stamping dies, which comprises an upper fastening frame, wherein the lower end of the upper fastening frame is connected with a lower mounting frame, a stamping lifting frame is connected between the upper fastening frame and the lower mounting frame, a stamping power assembly is arranged on the stamping lifting frame, stamping parts taking devices for grabbing bent products are arranged on the left side and the right side of the stamping power assembly, and a stamping seat is arranged at the right lower end of the stamping power assembly.
Description
Technical Field
The invention relates to the technical field of bending equipment, in particular to types of bending equipment for producing stamping dies.
Background
The stamping is that a die arranged on a press is used for applying pressure to a material to separate or plastically deform the material, bending devices for producing stamping dies are used for obtaining required parts, the shapes of some parts need to be subjected to bending and twisting treatment with settings, most of the existing parts are bending devices for producing stamping dies and are twisted by other mechanical devices after stamping is completed, the part processing mode has the problem that the bending angle cannot be ensured bending device for producing stamping dies is uniform, the normal use of the parts is influenced, at present, a bending die with a positioning pin comprises an upper die base, a lower die base, a die handle, a male die and a female die, the male die is arranged on the lower surface of the upper die base, the female die is composed of two symmetrically arranged bending device modules for producing stamping dies, the female die is composed of a fixed block and a movable block, the fixed block is fixedly connected to the upper surface of the lower die base, the movable block is connected with the bending device for producing stamping dies, and can relatively move along the horizontal direction, reinforcing ribs are arranged between the fixed block and the movable block, the fixed block is fixedly connected with the bending device for bending device fixedly connected with the upper surface of the fixed die for producing stamping die base, the fixed block is connected with the punching die, the supporting the punching die, the punching die is capable of the punching die, the punching die is capable of pressing device capable of accurately positioning pin capable of being inserted into the punching die, the punching die is capable of positioning pin capable of pressing the punching die, the punching die is capable of.
For example, the invention patent with application number 201810278540.4 and name bending stamping dies.
The bending stamping die has the advantages that after the workpiece is bent, holes in the right folded edge of bending equipment for producing stamping dies for types of workpieces on the left side are opposite, the centering performance of the bent workpieces is guaranteed, the sizes of the bending equipment for producing stamping dies for types of positioning convex edges are changed by replacing positioning pins to adapt to different hole diameters, the die can bend different workpieces, and the universality of the die is improved.
However, the conventional bending apparatus for a press die still has the following drawbacks:
the bending equipment for the existing stamping die is difficult to position, the bending effect is poor due to the fact that the positioning in the stamping process is inaccurate, moreover, the bending piece is difficult to smoothly take out in the die after times of stamping, and the secondary stamping die can be taken out only by the secondary stamping die, but the secondary stamping die is low in efficiency, and the product can be damaged, so that the requirement of people on the process precision can not be met.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides types of bending equipment for producing stamping dies, which can effectively solve the problems in the background art.
The technical scheme adopted by the invention for solving the technical problems is as follows:
kind of equipment of bending that production stamping die used, including the fastening upper bracket, the lower extreme of fastening upper bracket is connected with the installation lower carriage, the fastening upper bracket with be connected with the punching press crane between the installation lower carriage, be provided with punching press power component on the punching press crane, the left and right sides of punching press power component is provided with the punching press of snatching the back product of buckling and gets a device, punching press power component is provided with the punching press seat under.
, the outer surface of the supporting column of the lower mounting frame is uniformly provided with buffer springs, and the bottom end of the lower mounting frame is provided with a fixed bottom plate.
, the stamping power assembly comprises a main cylinder, the lower end of the main cylinder is connected with a lifting connecting rod, the bottom end of the lifting connecting rod is connected with an auxiliary horizontal mounting plate fixed horizontally, the lower surface of the auxiliary horizontal mounting plate is provided with a plurality of second lifting rods fixedly connected with the stamping lifting frame, a main stamping column is connected under the stamping lifting frame, and the bottom end of the main stamping column is provided with a stamping head.
, the punching and picking device comprises two grabbing cylinders arranged on the upper surface of the punching and lifting frame, the lower ends of the grabbing cylinders are connected with grabbing rods, and the bottom ends of the grabbing rods are connected with a sucker grabbing frame.
, the punching seat comprises a bending seat, a moving platform is arranged below the bending seat, and a bending groove is arranged on the upper surface of the bending seat.
step by step, the sucking disc snatchs the frame including the installation crossbearer, both ends are connected with the installation and erect the frame about the installation crossbearer, the left and right sides the installation is provided with two parallel bars that hold up that are on a parallel with the installation crossbearer on erecting the frame, hold up the parallel bar with be provided with a plurality of branches of preventing inclining between the installation crossbearer, two it is provided with the punching press post through-hole in the parallel bar to hold up, the sucking disc snatchs and evenly is provided with a plurality of sucking disc heads under the frame.
, the bending seat comprises two bending vertical plates, the inner side surfaces of the bending vertical plates are provided with arc-shaped sliding surfaces, the inner cavity of the bending seat is provided with a spray head frame, the inner cavity of the bending vertical plate is provided with a spray head vertical frame, and the spray head frame and the spray head vertical frame are both provided with a plurality of condensation spray heads.
, the lower end of the bending seat is connected with a mobile station fixing plate, the lower end of the mobile station fixing plate is connected with a transverse slide way, and the lower end of the transverse slide way is connected with a longitudinal slide way.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the moving assembly below the stamping seat is matched with the corresponding position sensor to ensure that the bending seat accurately moves to the position under the stamping power assembly, so that the bending precision is ensured, the integrity of a product is ensured while the bent product is ensured to be taken out by using a sucking disc negative pressure taking mode, the product bending quality is prevented from being reduced due to secondary damage, and the condensing piece is arranged in the stamping seat, so that the purpose that the workpiece can be taken out more conveniently after being cooled can be realized by helping to rapidly cool the workpiece.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the punch portion of the present invention;
FIG. 3 is a block diagram of a mobile station mobile assembly according to the present invention;
FIG. 4 is a schematic view of the structure of the sucking disc grabbing frame of the present invention;
FIG. 5 is a schematic view of the internal structure of the bending base of the present invention.
Reference numbers in the figures:
1, fastening an upper frame; 2-punching lifting frame; 3, mounting a lower frame; 4-stamping the power assembly; 5, a stamping and taking device; 6-punching a seat;
301-a buffer spring; 302-a fixed base plate;
401 — master cylinder; 402-a lifting link; 403-auxiliary installation of transverse plates; 404-a second lifter; 405-main punch post; 406-a punch head;
501-a grabbing cylinder; 502-a grab bar; 503-a suction cup grabbing frame;
601-bending seat, 602-moving table, 603-bending groove, 604-transverse slideway, 605-longitudinal slideway, 606-longitudinal slideway, 607-transverse slideway, 608- step motor, 609-driving screw rod, 610-controller, 611-second step motor, 612-screw rod stop block and 613-moving table fixing plate;
4061-bending lines;
5031-mounting a cross-brace; 5032-installing a vertical frame; 5033-raising the parallel bar; 5034-anti-tip struts; 5035-punch the post through hole; 5036-suction cup head;
6011-bending a vertical plate; 6012-arc-shaped sliding surface; 6013-nozzle holder; 6014-condensation shower head; 6015-vertical shower nozzle holder.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only partial embodiments of of the present invention, rather than all embodiments.
Examples
As shown in figure 1, the invention provides types of bending equipment for producing stamping dies, which comprises an upper fastening frame 1, wherein the lower end of the upper fastening frame 1 is connected with a lower mounting frame 3, a stamping lifting frame 2 is connected between the upper fastening frame 1 and the lower mounting frame 3, a stamping power assembly 4 is arranged on the stamping lifting frame 2, stamping and taking devices 5 for grabbing bent products are arranged on the left side and the right side of the stamping power assembly 4, and a stamping seat 6 is arranged at the right lower end of the stamping power assembly 4.
The specific implementation process of the invention is that firstly, the product is placed on the stamping seat 6, because the bottom end of the stamping seat 6 is provided with the moving component, the product to be bent placed on the stamping seat 6 is driven by the moving component to move to the position right below the stamping power component 4, at the moment, the stamping head of the stamping power component 4 carries out stamping, and the moving position of the stamping seat 6 before stamping is detected by a sensor to ensure the accuracy of the stamping process. Stamping process punching press crane 2 drives the stamping head and buckles to the product, after buckling, because the product strikes the back temperature rise and the atress is big, the product embedding punching press inslot is difficult to take out, and the punching press is got a device 5 and is utilized sucking disc negative pressure to get a mode and guarantee the integrality of product when guaranteeing to take out the product of buckling this moment, avoids the impaired quality of buckling of reduction product of secondary. Be provided with the condensation piece in the punching press seat 6 before a device 5 work is got in the punching press, can help the rapid cooling of work piece, according to expend with heat and contract with cold principle, can conveniently take out more after the work piece cooling.
As shown in fig. 1, the outer surface of the supporting column of the installation lower frame 3 of the present invention is uniformly provided with buffer springs 301, and the bottom end of the installation lower frame 3 is provided with a fixed bottom plate 302.
The buffer spring 301 can be compressed during stamping to prevent the lower mounting frame 3 from being impacted, so that the lower mounting frame 3 is effectively protected from being broken.
As shown in fig. 1, the stamping power assembly 4 of the invention comprises a main cylinder 401, the lower end of the main cylinder 401 is connected with a lifting connecting rod 402, the bottom end of the lifting connecting rod 402 is connected with a horizontally fixed auxiliary mounting transverse plate 403, the lower surface of the auxiliary mounting transverse plate 403 is provided with a plurality of second lifting rods 404 fixedly connected with the stamping crane 2, a main stamping column 405 is connected under the stamping crane 2, and the bottom end of the main stamping column 405 is provided with a stamping head 406.
The specific stamping and bending process of the stamping power assembly 4 is that after the main cylinder 401 receives a stamping instruction, the main cylinder 401 presses the lifting connecting rod 402 downwards to move, the lifting connecting rod 402 can drive the auxiliary mounting transverse plate 403 to move, and the step is advanced to drive the main stamping column 405 to stamp a product.
As shown in FIG. 1, the punching pick-up device 5 of the invention comprises two grabbing cylinders 501 arranged on the upper surface of the punching lifting frame 2, the lower ends of the grabbing cylinders 501 are connected with grabbing rods 502, and the bottom ends of the two grabbing rods 502 are connected with a sucker grabbing frame 503 together.
The working process of the stamping and picking device 5 is that the two grabbing cylinders 501 drive the sucker grabbing frame 503 to move up and down together, so that the stable grabbing operation of the sucker grabbing frame 503 is ensured.
As shown in fig. 2, the stamping seat 6 of the present invention includes a bending seat 601, a moving stage 602 is disposed below the bending seat 601, and a bending groove 603 is disposed on an upper surface of the bending seat 601.
The punching head 406 is pressed downwards to press the product to be stressed and bent in the bending groove 603, and different bending grains 4061 can be arranged on the punching head to meet the requirements of different productions.
As shown in fig. 3, the suction cup grabbing frame 503 of the present invention includes a mounting cross frame 5031, the left and right ends of the mounting cross frame 5031 are connected with mounting vertical frames 5032, the mounting vertical frames 5032 on the left and right sides are provided with two supporting parallel rods 5033 parallel to the mounting cross frame 5031, a plurality of anti-tilt supporting rods 5034 are provided between the supporting parallel rods 5033 and the mounting cross frame 5031, the two supporting parallel rods 5033 are provided with stamping column through holes 5035, and the right lower end of the suction cup grabbing frame 503 is uniformly provided with a plurality of suction cup heads 5036.
The gripping principle of the suction cup gripping rack 503 is that the stamping post through hole 5035 facilitates the stamping of the stamping post up and down, ensuring that the stamping process and the gripping process are independent. Secondly, the suction cup head 5036 is connected with a negative pressure pipeline to suck on the surface of the product, so that grabbing is met, and the product can be effectively protected from secondary damage.
As shown in fig. 4, the lower end of the bending base 601 of the present invention is connected to a movable table fixing plate 613, the lower end of a movable table fixing plate 6013 is connected to a transverse slide 604, and the lower end of the transverse slide 604 is connected to a longitudinal slide 605.
The moving assembly moves in such a way that the transversal slide 604 is provided with the th stepping motor 608, the th stepping motor 608 drives the driving screw 609 to rotate, the moving platform fixing plate 613 is arranged on the moving nut of the driving screw 609, the stepping motor can control the moving platform fixing plate 613 to move back and forth in directions, and the moving nut on the longitudinal slide 605 is connected with the transversal slide 604, so that the second stepping motor 611 on the longitudinal slide 605 controls the vertical direction of the whole transversal slide 604.
As shown in fig. 5, the bending base 601 of the present invention includes two bending vertical plates 6011, an arc-shaped sliding surface 6012 is disposed on an inner side surface of the bending vertical plate 6011, a nozzle frame 6013 is disposed in an inner cavity of the bending base 601, a nozzle vertical frame 6015 is disposed in an inner cavity of the bending vertical plate 6011, and a plurality of condensing nozzles 6014 are disposed on both the nozzle frame 6013 and the nozzle vertical frame 6015.
The condensation shower nozzle 6014 in the seat of buckling 601 is connected with the air conditioning pipeline, and condenses after the punching press is finished, so that the condensation temperature is not too low, and the condensation is carried out within the range of guaranteeing the safety of the product, thereby facilitating the subsequent taking-out operation.
The invention has the advantages that the moving component below the stamping seat is matched with the corresponding position sensor to ensure that the bending seat accurately moves to the position under the stamping power component, so that the bending precision is ensured, the integrity of a product is ensured while the bent product is ensured to be taken out by using a sucking disc negative pressure taking mode, the product bending quality is prevented from being reduced due to secondary damage, and the condensing part is arranged in the stamping seat, so that the purpose that the workpiece can be taken out more conveniently after being cooled can be realized by helping to rapidly cool the workpiece.
It will thus be seen that the embodiments are illustrative and not restrictive in any respect point of view, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (3)
- The bending equipment for producing the stamping die is characterized by comprising an upper fastening frame (1), wherein the lower end of the upper fastening frame (1) is connected with a lower mounting frame (3), a stamping lifting frame (2) is connected between the upper fastening frame (1) and the lower mounting frame (3), a stamping power assembly (4) is arranged on the stamping lifting frame (2), stamping and taking devices (5) for grabbing bent products are arranged on the left side and the right side of the stamping power assembly (4), and a stamping seat (6) is arranged at the right lower end of the stamping power assembly (4);buffer springs (301) are uniformly arranged on the outer surfaces of the supporting columns of the lower mounting frame (3), and a fixed bottom plate (302) is arranged at the bottom end of the lower mounting frame (3);the stamping power assembly (4) comprises a main cylinder (401), the lower end of the main cylinder (401) is connected with a lifting connecting rod (402), the bottom end of the lifting connecting rod (402) is connected with a horizontally fixed auxiliary mounting transverse plate (403), the lower surface of the auxiliary mounting transverse plate (403) is provided with a plurality of second lifting rods (404) fixedly connected with the stamping lifting frame (2), a main stamping column (405) is connected under the stamping lifting frame (2), and the bottom end of the main stamping column (405) is provided with a stamping head (406);the stamping and taking device (5) comprises two grabbing cylinders (501) arranged on the upper surface of the stamping lifting frame (2), the lower ends of the grabbing cylinders (501) are connected with grabbing rods (502), and the bottom ends of the two grabbing rods (502) are connected with a sucker grabbing frame (503) together;the punching seat (6) comprises a bending seat (601), a moving table (602) is arranged below the bending seat (601), and a bending groove (603) is formed in the upper surface of the bending seat (601);the bending seat (601) comprises two bending vertical plates (6011), an arc-shaped sliding surface (6012) is arranged on the inner side surface of each bending vertical plate (6011), a spray head frame (6013) is arranged in an inner cavity of the bending seat (601), a spray head vertical frame (6015) is arranged in the inner cavity of each bending vertical plate (6011), and a plurality of condensation spray heads (6014) are arranged on each of the spray head frame (6013) and the spray head vertical frame (6015).
- 2. The bending equipment for producing stamping dies according to claim 1, wherein the sucking disc grabbing frame (503) comprises a mounting cross frame (5031), the left and right ends of the mounting cross frame (5031) are connected with mounting vertical frames (5032), the mounting vertical frames (5032) on the left and right sides are provided with two supporting parallel rods (5033) parallel to the mounting cross frame (5031), a plurality of anti-tilt supporting rods (5034) are arranged between the supporting parallel rods (5033) and the mounting cross frame (5031), stamping column through holes (5035) are arranged in the two supporting parallel rods (5033), and a plurality of sucking disc heads (5036) are uniformly arranged at the lower end of the sucking disc grabbing frame (503).
- 3. bending device for producing stamping dies, according to claim 1, wherein the lower end of the bending seat (601) is connected with a moving platform fixing plate (613), the lower end of the moving platform fixing plate (6013) is connected with a transverse slide way (604), and the lower end of the transverse slide way (604) is connected with a longitudinal slide way (605).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811032738.0A CN109332452B (en) | 2018-09-05 | 2018-09-05 | bending equipment for producing stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811032738.0A CN109332452B (en) | 2018-09-05 | 2018-09-05 | bending equipment for producing stamping die |
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| Publication Number | Publication Date |
|---|---|
| CN109332452A CN109332452A (en) | 2019-02-15 |
| CN109332452B true CN109332452B (en) | 2020-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811032738.0A Active CN109332452B (en) | 2018-09-05 | 2018-09-05 | bending equipment for producing stamping die |
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| CN (1) | CN109332452B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112246911B (en) * | 2020-09-30 | 2022-07-08 | 苏州赫斯康通信科技有限公司 | Square annular eccentric correction waveguide production system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08150422A (en) * | 1994-11-29 | 1996-06-11 | Nissan Motor Co Ltd | Formation of aluminum or aluminum alloy sheet and forming die therefor |
| CN205763104U (en) * | 2016-05-28 | 2016-12-07 | 合肥天工标识标牌有限公司 | A kind of apparatus for bending of automatic blanking |
| CN205763189U (en) * | 2016-05-31 | 2016-12-07 | 平湖爱驰威汽车零部件有限公司 | A kind of stamping machine for processing auto parts and components |
| CN205816508U (en) * | 2016-07-19 | 2016-12-21 | 无锡杰夫机械科技有限公司 | A kind of automatic cooling type metal plate punching device |
| CN107433297A (en) * | 2017-09-11 | 2017-12-05 | 芜湖乾凯材料科技有限公司 | A kind of workpiece decompressor |
| CN207013632U (en) * | 2017-07-26 | 2018-02-16 | 天津普信模具有限公司 | A kind of cold stamping automobile component mould |
| CN108188251A (en) * | 2018-03-02 | 2018-06-22 | 俞权锋 | A kind of Circular Plate handware automatic press processing unit (plant) |
| CN108435959A (en) * | 2018-03-30 | 2018-08-24 | 浙江同心力机电科技有限公司 | A kind of bend punching die |
-
2018
- 2018-09-05 CN CN201811032738.0A patent/CN109332452B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08150422A (en) * | 1994-11-29 | 1996-06-11 | Nissan Motor Co Ltd | Formation of aluminum or aluminum alloy sheet and forming die therefor |
| CN205763104U (en) * | 2016-05-28 | 2016-12-07 | 合肥天工标识标牌有限公司 | A kind of apparatus for bending of automatic blanking |
| CN205763189U (en) * | 2016-05-31 | 2016-12-07 | 平湖爱驰威汽车零部件有限公司 | A kind of stamping machine for processing auto parts and components |
| CN205816508U (en) * | 2016-07-19 | 2016-12-21 | 无锡杰夫机械科技有限公司 | A kind of automatic cooling type metal plate punching device |
| CN207013632U (en) * | 2017-07-26 | 2018-02-16 | 天津普信模具有限公司 | A kind of cold stamping automobile component mould |
| CN107433297A (en) * | 2017-09-11 | 2017-12-05 | 芜湖乾凯材料科技有限公司 | A kind of workpiece decompressor |
| CN108188251A (en) * | 2018-03-02 | 2018-06-22 | 俞权锋 | A kind of Circular Plate handware automatic press processing unit (plant) |
| CN108435959A (en) * | 2018-03-30 | 2018-08-24 | 浙江同心力机电科技有限公司 | A kind of bend punching die |
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| CN109332452A (en) | 2019-02-15 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A bending equipment for producing stamping molds Granted publication date: 20200131 Pledgee: Agricultural Bank of China Limited wuhuwan District sub branch Pledgor: WUHU FORTUNE MOULD SCIENCE AND TECHNOLOGY CO.,LTD. Registration number: Y2024980008431 |
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