CN105344793A - Air conditioner fin rolling-cutting sub-die - Google Patents
Air conditioner fin rolling-cutting sub-die Download PDFInfo
- Publication number
- CN105344793A CN105344793A CN201510806114.XA CN201510806114A CN105344793A CN 105344793 A CN105344793 A CN 105344793A CN 201510806114 A CN201510806114 A CN 201510806114A CN 105344793 A CN105344793 A CN 105344793A
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- CN
- China
- Prior art keywords
- sliding seat
- described upper
- air
- hobboing cutter
- cutter assembly
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
-
- 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
- B21D53/00—Making other particular articles
- B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
- B21D53/022—Making the fins
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
Abstract
The invention discloses an air conditioner fin rolling-cutting sub-die which comprises a supporting assembly and hob assemblies arranged on the supporting assembly. The hob assemblies comprise the upper hob assembly and the lower hob assembly which are in rolling fit with each other. Air conditioner fins are free of repeated cutting portions in the strip splitting process through rolling cutting, no burr is generated, strip splitting is smooth, the appearance is level, the yield is 100%, the burr removal process is mainly omitted, automatic production is facilitated, time and labor are saved, and product cost is lowered effectively.
Description
Technical field
The present invention relates to mould, especially, relate to a kind of air-conditioner fin rolling cut submodule.
Background technology
Referring to Fig. 1, is air-conditioner fin structural representation of the prior art.Folded the dropping on of several pieces air-conditioner fins 1 is combined into one through poling, tube together, and composition evaporimeter and condenser are the important component parts of heat exchanger of air condition.
Air-conditioner fin 1 is shaping by Mould Machining, and fin die belongs to a kind of continuous stamping die, and aluminium strip copper strips stainless steel etc. is struck out the precision die of various shape, the product produced is used for refrigeration radiating industry.Fin die comprises air-conditioner fin die, high flange fin die, refrigerator fin die, specific use fin die etc.Air-conditioner fin die is applicable to domestic air conditioning, central air-conditioning, dehumidifier etc., and main punching material is aluminium foil.Refer to Fig. 3, for existing air-conditioner fin die structure, it mainly comprises cope match-plate pattern 2 and lower bolster 3, between cope match-plate pattern 2 and lower bolster 3, be provided with stretching submodule 10, piercing die 11, submodule of windowing 12, flanging sub-die 13, abnormity cuts submodule 14, submodule 15 is cut on limit, correcting submodule 16, slit sub-die 17, draw material for making clothes mould 18, transverse cutting sub-die 19, difference also can increase ironing submodule, shutter submodule etc. by mould structure and product flap-type.
Refer to Fig. 2, the air-conditioner fin that air-conditioner fin 1(monoblock does not also cut) in fin die, itemize has been cut along the dotted line 20 shown in figure by slit sub-die 17.Refer to Fig. 4, the longitudinal knife stamping-out itemize of slit sub-die 17, working method is as follows: the every stamping-out of mould once, material advances to discharging direction a stepping length, cut once by the top slitter 171 of longitudinal knife with cutter 172 under rip cutting, in order to guarantee to cut completely, length is cut in general rip cutting can be greater than stepping length, just has the phenomenon producing cutting edge Repeated Cutting in process.
Because the installation accuracy problem of upper and lower longitudinal knife and mould air-conditioner fin between the dynamic departure date can have the phenomenon that swings by a small margin in a mold, Repeated Cutting will produce heavy Qie Maoci, and fraction defective is high.And, after air-conditioner fin production and assembly, do not allow this burr, just need the operation of increase by one deburring.Increase manpower and materials, efficiency reduces, corresponding increase cost.
Summary of the invention
The object of the invention is to provide a kind of air-conditioner fin rolling cut submodule, and to solve in prior art, air-conditioner fin adds trade union and produces heavy Qie Maoci, and fraction defective is high, but also needs the operation increasing deburring, the problem that cost-effective rate is low.
For achieving the above object, the invention provides a kind of air-conditioner fin rolling cut submodule, described rolling cut submodule comprises supporting component and is arranged on the hobboing cutter assembly on described supporting component, and described hobboing cutter assembly comprises the upper hobboing cutter assembly and lower hobboing cutter assembly that mutually roll and coordinate.
Further, described upper hobboing cutter assembly comprises upper slitter fixed cover, is provided with upper bearing (metal), arranges fixed axis in described upper bearing (metal) in described upper slitter fixed cover, and the both sides of described upper slitter fixed cover are fixed with cutter respectively; Described lower hobboing cutter assembly comprises lower cutter fixed cover, is provided with lower bearing, arranges lower fixed axis in described lower bearing in described lower cutter fixed cover, and the both sides of described lower cutter fixed cover are fixed with bottom knife respectively; The cutting edge of described cutter and the cutting edge of described bottom knife are mounted opposite.
Further, the outside of described upper slitter fixed cover and described lower cutter fixed cover is respectively arranged with adjustment pad.
Further, the both sides of described upper bearing (metal) and lower bearing are respectively arranged with sealing shroud.
Further, described supporting component comprises upper backup pad and lower supporting plate, the two ends of described upper backup pad are respectively arranged with sliding seat, and the two ends of described lower supporting plate are respectively arranged with lower sliding seat, and described upper sliding seat and described lower sliding seat are movably hinged by connecting pin; The side of described upper backup pad is provided with support upper mounting plate, and the side of described support upper mounting plate is provided with organizes upper bracket more, and draw-in groove offered by described upper bracket, and the two ends of described upper bearing (metal) are fastened in the draw-in groove of described upper bracket; The side of described lower supporting plate is provided with support lower installation board, and the side of described support lower installation board is provided with organizes lower carriage more, and draw-in groove offered by described lower carriage, and the two ends of described lower bearing are fastened in the draw-in groove of described lower carriage.
Further, described supporting component is provided with the positioner of the described upper hobboing cutter assembly of calibration and described lower hobboing cutter assembly fit clearance.
Further, described positioner comprises and is arranged on the upper locating piece between described upper sliding seat and described lower sliding seat, lower locating piece and limited block, described upper locating piece and described upper sliding seat are fixed, described lower locating piece and described lower sliding seat are fixed, and described upper locating piece and described lower locating piece cooperatively interact; And be arranged on the spacing extension bar of described upper sliding seat and described lower sliding seat side, described spacing extension bar one end and described upper sliding seat are fixed, and the other end and described lower sliding seat are fixed.
Further, described upper sliding seat is provided with the screw that hoists, described in the hoist stud end of screw relative with described limited block.
Further, between described upper hobboing cutter assembly and described lower hobboing cutter assembly, two pieces of stock guides are installed.
The present invention has following beneficial effect:
Rolling cut submodule is rolled and is cut, and makes air-conditioner fin itemize without Repeated Cutting part, and impulse-free robustness produces, and itemize is smooth-going, flat appearance, can reach the yield of 100%, main operation of saving one deburring, be conducive to automated production, time saving and energy saving, effectively reduce product cost.
Accompanying drawing explanation
Below with reference to figure, the present invention is further detailed explanation.The accompanying drawing forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of air-conditioner fin;
Fig. 2 is the structural representation of the air-conditioner fin also do not cut;
Fig. 3 is air-conditioner fin die structural representation of the prior art;
Fig. 4 is that in prior art, in air-conditioner fin die, slit sub-die cuts the schematic diagram of air-conditioner fin;
Fig. 5 is the structural representation of air-conditioner fin die in the present invention;
Fig. 6 is the structural representation of air-conditioner fin rolling cut submodule preferred embodiment of the present invention;
Fig. 7 is hobboing cutter assemble cross-section in air-conditioner fin rolling cut submodule preferred embodiment of the present invention;
Fig. 8 is hobboing cutter components side view in air-conditioner fin rolling cut submodule preferred embodiment of the present invention;
Fig. 9 is the structural representation of supporting component in air-conditioner fin rolling cut submodule preferred embodiment of the present invention;
Figure 10 is the schematic diagram that the upper backup pad of supporting component in air-conditioner fin rolling cut submodule preferred embodiment of the present invention coordinates with lower supporting plate.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are described in detail.
Refer to Fig. 5, the preferred embodiments of the present invention provide a kind of air-conditioner fin die, comprise cope match-plate pattern 2 and lower bolster 3, along the transmission direction of air-conditioner fin, stretching submodule 10 is disposed with between described cope match-plate pattern 2 and described lower bolster 3, piercing die 11, to window submodule 12, flanging sub-die 13, abnormity cuts submodule 14, while cut submodule 15, draw material for making clothes mould 18 and transverse cutting sub-die 19, submodule 15 is cut on described limit and described drawing between material for making clothes mould 18 is provided with rolling cut submodule 100, described rolling cut submodule 100 comprises supporting component and is arranged on the hobboing cutter assembly on described supporting component, described hobboing cutter assembly comprises the upper hobboing cutter assembly and lower hobboing cutter assembly that mutually roll and coordinate.
This air-conditioner fin die is when processing air-conditioner fin, first aluminium strip through feed mechanism be sent to stretching submodule 10 carry out packing stretch, then successively through piercing die 11 punching, submodule of windowing 12 is windowed, flange is carried out in the aperture of piercing die 11 stamping-out by flanging sub-die 13, abnormity is cut submodule 14 and is carried out the processing of fin abnormity otch, while cut the waste material that submodule 15 excises both sides, the upper hobboing cutter assembly of rolling cut submodule 100 and lower hobboing cutter assembly roll to cut and carry out itemize, material for making clothes mould 18 is drawn to drive fin to move ahead, fin is through transverse cutting sub-die 19, crosscut processing is carried out when air-conditioner fin length reaches product size, fin machining completes.Because rolling cut submodule 100 is rolled by upper hobboing cutter assembly and lower hobboing cutter assembly to cut, relatively traditional rip cutting mode, do not need the direct driving force of punch press, be not connected with the cope match-plate pattern 2 of mould, so the dimensions length direction of the top mold frame 2 of mould can diminish, alleviate cope match-plate pattern 2 weight, the processing cost of top mold frame reduces, and can increase to the service life of punch press.Meanwhile, rolling cutting way, makes air-conditioner fin itemize without Repeated Cutting part, and impulse-free robustness produces, itemize is smooth-going, flat appearance, can reach the yield of 100%, main operation of saving one deburring, be conducive to automated production, time saving and energy saving, effectively reduce product cost.
Refer to Fig. 6 to Fig. 8, described upper hobboing cutter assembly comprises upper slitter fixed cover 101, is provided with upper bearing (metal) 102 in described upper slitter fixed cover 101, arranges fixed axis 103 in described upper bearing (metal) 102, and the both sides of described upper slitter fixed cover 101 are fixed with cutter 104 respectively.Described lower hobboing cutter assembly comprises lower cutter fixed cover 105, is provided with lower bearing 106, arranges lower fixed axis 107 in described lower bearing 106 in described lower cutter fixed cover 105, and the both sides of described lower cutter fixed cover 105 are fixed with bottom knife 108 respectively.The cutting edge of described cutter 104 and the cutting edge of described bottom knife 108 are mounted opposite.
Cutter 104 is fixed through installation screw and upper slitter fixed cover 101, and upper bearing (metal) 102 is arranged in upper slitter fixed cover 101, and upper fixed axis 103 is located in axial restraint in upper bearing (metal) 102, and upper slitter fixed cover 101 radial direction can be rotated.Bottom knife 108 is fixed through installation screw and lower cutter fixed cover 105, and lower bearing 106 is arranged in lower cutter fixed cover 105, and lower fixed axis 107 is located in axial restraint in lower bearing 106, and lower cutter fixed cover 105 radial direction can be rotated.During work, cutter 104 and bottom knife 108 relatively rotate, and realize rolling cut air-conditioner fin.
Preferably, for ease of installation and the adjustment of hobboing cutter assembly, described upper slitter fixed cover 101 is respectively arranged with the outside of described lower cutter fixed cover 105 and adjusts pad 109.
Preferably, for avoiding impurity to enter in bearing, cause the damage of upper bearing (metal) 102 and lower bearing 106, described upper bearing (metal) 102 is respectively arranged with sealing shroud 110 with the both sides of lower bearing 103.The both sides of sealing shroud 110 pairs of upper bearing (metal)s 102 and lower bearing 103 seal respectively.
Refer to Fig. 9 and Figure 10, described supporting component comprises upper backup pad 201 and lower supporting plate 202, the two ends of described upper backup pad 201 are respectively arranged with sliding seat 203, the two ends of described lower supporting plate 202 are respectively arranged with lower sliding seat 204, and described upper sliding seat 203 is movably hinged by connecting pin 205 with described lower sliding seat 204.The side of described upper backup pad 201 is provided with support upper mounting plate 206, and the side of described support upper mounting plate is provided with many group upper brackets 207, and draw-in groove offered by described upper bracket 207, and the two ends of described upper bearing (metal) 102 are fastened in the draw-in groove of described upper bracket 207.The side of described lower supporting plate 202 is provided with support lower installation board, and the side of described support lower installation board is provided with many group lower carriages 208, and draw-in groove offered by described lower carriage 208, and the two ends of described lower bearing 106 are fastened in the draw-in groove of described lower carriage 208.
Chopper in other industry adopts whole group of mounting means, can not a blade separately to other time row change, the plant maintenance time is long and maintenance difficulties is large.Adopt this supporting component, hobboing cutter assembly can divide into groups to install, and often organizing blade can Adjustment precision separately, and change separately, the replacing of Adjustment precision and blade can not have an impact to other cutter group, greatly saves mould maintenance time, reduces maintenance difficulties.
Preferably, for ease of debugging hobboing cutter assembly, improve and cut precision; Preferably, described supporting component is provided with the positioner of the described upper hobboing cutter assembly of calibration and described lower hobboing cutter assembly fit clearance.Described positioner comprises and is arranged on the upper locating piece 209 between described upper sliding seat 203 and described lower sliding seat 204, lower locating piece 210 and limited block 211, described upper locating piece 209 is fixed with described upper sliding seat 203, described lower locating piece 210 is fixed with described lower sliding seat 204, and described upper locating piece 209 cooperatively interacts with described lower locating piece 210; And be arranged on the spacing extension bar 212 of described upper sliding seat 203 and described lower sliding seat 204 side, described spacing extension bar 212 one end and described upper sliding seat 203 are fixed, and the other end and described lower sliding seat 204 are fixed.Under the restriction of this location structure, upper hobboing cutter assembly can realize accurate cooperation with lower hobboing cutter assembly, product cut size standard more.
Preferably, open upper backup pad 201 and lower supporting plate 202 for convenience, described upper sliding seat 203 be provided with the screw 213 that hoists, described in the hoist stud end of screw 213 relative with described limited block 211.Screw the screw 213 that hoists, the end face of the screw 213 that hoists can push up the upper surface of limited block 211, and upper backup pad 201 is lifted on fulcrum with connecting pin 205, and corresponding upper hobboing cutter assembly can be held with lower hobboing cutter components apart.
Preferably, be provided with two pieces of stock guides 214 between described upper hobboing cutter assembly and described lower hobboing cutter assembly, when wearing material, air-conditioner fin can pass from the gap between two pieces of stock guides 214, conveniently wears material.
When rolling cut submodule 100 works, first unclamp upper backup pad 201 and lower supporting plate 202, screw the screw 213 that hoists, the end face of the screw 213 that hoists can push up the upper surface of limited block 211, upper backup pad 201 is lifted on fulcrum with connecting pin 205, and corresponding upper hobboing cutter assembly can be held with lower hobboing cutter components apart.
Air-conditioner fin 1 can through gap upper backup pad 201 and lower supporting plate 202 and the gap between two pieces of stock guides 214, what complete air-conditioner fin by rolling cut submodule 100 wears material.
Air-conditioner fin is worn after material terminates, and rolling cut submodule will participate in work, first unclamps the screw 213 that hoists, and ensures not contact with limited block 211.
Closed upper backup pad 201 and lower supporting plate 202, corresponding upper hobboing cutter assembly can close with the blade cutting edge of lower hobboing cutter assembly, and rolling cut submodule 100 carries out cutting work.
This rolling cut submodule is cut by rolling, substitute traditional longitudinally cutting, the air-conditioner fin impulse-free robustness produced produces, and itemize is smooth-going, flat appearance, the yield of 100% can be reached, without the need to follow-up artificial treatment burr, save the operation of one deburring, be conducive to automated production, time saving and energy saving, effectively reduce product cost.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention; For a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. an air-conditioner fin rolling cut submodule, is characterized in that: described rolling cut submodule comprises supporting component and is arranged on the hobboing cutter assembly on described supporting component, and described hobboing cutter assembly comprises the upper hobboing cutter assembly and lower hobboing cutter assembly that mutually roll and coordinate.
2. air-conditioner fin rolling cut submodule according to claim 1, is characterized in that:
Described upper hobboing cutter assembly comprises upper slitter fixed cover, is provided with upper bearing (metal), arranges fixed axis in described upper bearing (metal) in described upper slitter fixed cover, and the both sides of described upper slitter fixed cover are fixed with cutter respectively;
Described lower hobboing cutter assembly comprises lower cutter fixed cover, is provided with lower bearing, arranges lower fixed axis in described lower bearing in described lower cutter fixed cover, and the both sides of described lower cutter fixed cover are fixed with bottom knife respectively;
The cutting edge of described cutter and the cutting edge of described bottom knife are mounted opposite.
3. air-conditioner fin rolling cut submodule according to claim 2, is characterized in that:
The outside of described upper slitter fixed cover and described lower cutter fixed cover is respectively arranged with adjustment pad.
4. air-conditioner fin rolling cut submodule according to claim 2, is characterized in that:
The both sides of described upper bearing (metal) and lower bearing are respectively arranged with sealing shroud.
5. air-conditioner fin rolling cut submodule according to claim 2, is characterized in that:
Described supporting component comprises upper backup pad and lower supporting plate, and the two ends of described upper backup pad are respectively arranged with sliding seat, and the two ends of described lower supporting plate are respectively arranged with lower sliding seat, and described upper sliding seat and described lower sliding seat are movably hinged by connecting pin;
The side of described upper backup pad is provided with support upper mounting plate, and the side of described support upper mounting plate is provided with organizes upper bracket more, and draw-in groove offered by described upper bracket, and the two ends of described upper bearing (metal) are fastened in the draw-in groove of described upper bracket;
The side of described lower supporting plate is provided with support lower installation board, and the side of described support lower installation board is provided with organizes lower carriage more, and draw-in groove offered by described lower carriage, and the two ends of described lower bearing are fastened in the draw-in groove of described lower carriage.
6. air-conditioner fin rolling cut submodule according to claim 5, is characterized in that:
Described supporting component is provided with the positioner of the described upper hobboing cutter assembly of calibration and described lower hobboing cutter assembly fit clearance.
7. air-conditioner fin rolling cut submodule according to claim 6, is characterized in that:
Described positioner comprises and is arranged on the upper locating piece between described upper sliding seat and described lower sliding seat, lower locating piece and limited block, described upper locating piece and described upper sliding seat are fixed, described lower locating piece and described lower sliding seat are fixed, and described upper locating piece and described lower locating piece cooperatively interact; And be arranged on the spacing extension bar of described upper sliding seat and described lower sliding seat side, described spacing extension bar one end and described upper sliding seat are fixed, and the other end and described lower sliding seat are fixed.
8. air-conditioner fin rolling cut submodule according to claim 7, is characterized in that:
Described upper sliding seat is provided with the screw that hoists, described in the hoist stud end of screw relative with described limited block.
9. the air-conditioner fin rolling cut submodule according to any one of claim 1-8, is characterized in that:
Between described upper hobboing cutter assembly and described lower hobboing cutter assembly, two pieces of stock guides are installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510806114.XA CN105344793B (en) | 2015-11-20 | 2015-11-20 | Air-conditioner fin rolling cut submodule |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510806114.XA CN105344793B (en) | 2015-11-20 | 2015-11-20 | Air-conditioner fin rolling cut submodule |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105344793A true CN105344793A (en) | 2016-02-24 |
| CN105344793B CN105344793B (en) | 2019-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510806114.XA Active CN105344793B (en) | 2015-11-20 | 2015-11-20 | Air-conditioner fin rolling cut submodule |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10202421A (en) * | 1997-01-16 | 1998-08-04 | Nikon Corp | Multi-division cutter device |
| US20040045163A1 (en) * | 2001-09-10 | 2004-03-11 | Intel Corporation | Electronic assemblies with high capacity heat sinks and methods of manufacture |
| CN201380325Y (en) * | 2009-04-09 | 2010-01-13 | 常州市伯山机械有限公司 | Slitting device for rewinding machine |
| CN201859910U (en) * | 2010-10-19 | 2011-06-08 | 王庆活 | Novel adjustable slitting machine for pole piece |
| CN202984802U (en) * | 2012-11-01 | 2013-06-12 | 浙江天能能源科技有限公司 | Wafer cutting knife of battery pole piece |
| CN103480905A (en) * | 2013-09-23 | 2014-01-01 | 珠海格力电器股份有限公司 | Cutting tool |
| CN203944730U (en) * | 2014-07-15 | 2014-11-19 | 扬州恒德模具有限公司 | Numerical control bending rolling cut assembling die |
| CN204052623U (en) * | 2014-09-04 | 2014-12-31 | 珠海天达电器有限公司 | A kind of radiator sliding cutting mould |
| CN205587502U (en) * | 2015-11-20 | 2016-09-21 | 无锡国誉精密机械有限公司 | Air conditioner fin rolls and cuts submodule |
-
2015
- 2015-11-20 CN CN201510806114.XA patent/CN105344793B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10202421A (en) * | 1997-01-16 | 1998-08-04 | Nikon Corp | Multi-division cutter device |
| US20040045163A1 (en) * | 2001-09-10 | 2004-03-11 | Intel Corporation | Electronic assemblies with high capacity heat sinks and methods of manufacture |
| CN201380325Y (en) * | 2009-04-09 | 2010-01-13 | 常州市伯山机械有限公司 | Slitting device for rewinding machine |
| CN201859910U (en) * | 2010-10-19 | 2011-06-08 | 王庆活 | Novel adjustable slitting machine for pole piece |
| CN202984802U (en) * | 2012-11-01 | 2013-06-12 | 浙江天能能源科技有限公司 | Wafer cutting knife of battery pole piece |
| CN103480905A (en) * | 2013-09-23 | 2014-01-01 | 珠海格力电器股份有限公司 | Cutting tool |
| CN203944730U (en) * | 2014-07-15 | 2014-11-19 | 扬州恒德模具有限公司 | Numerical control bending rolling cut assembling die |
| CN204052623U (en) * | 2014-09-04 | 2014-12-31 | 珠海天达电器有限公司 | A kind of radiator sliding cutting mould |
| CN205587502U (en) * | 2015-11-20 | 2016-09-21 | 无锡国誉精密机械有限公司 | Air conditioner fin rolls and cuts submodule |
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| CN105344793B (en) | 2019-01-18 |
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