CN110508656A - A kind of hemmer with heating function - Google Patents
A kind of hemmer with heating function Download PDFInfo
- Publication number
- CN110508656A CN110508656A CN201910776872.XA CN201910776872A CN110508656A CN 110508656 A CN110508656 A CN 110508656A CN 201910776872 A CN201910776872 A CN 201910776872A CN 110508656 A CN110508656 A CN 110508656A
- Authority
- CN
- China
- Prior art keywords
- plate
- workbench
- block
- hemmer
- fixedly mounted
- 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.)
- Pending
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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
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
-
- 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
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
A kind of hemmer with heating function disclosed by the invention, including workbench have been set gradually from left to right pressing device, heating device, positioning device and flange component on the workbench；The pressing device is made of support column, support plate, No.1 pneumatic cylinder, pressure plate, and the support column is arranged two and is fixedly mounted on the top of workbench, and the support plate is fixedly mounted on the top of two support columns.It the advantage is that, hemmer with heating function, the position of plate is fixed by pressing device, in order to which heating device heats plate using flame thrower, then plate is pushed in positioning device to one end and flange component touch fixed, and that make plate flange, to drive movable plate mobile by No. two pneumatic cylinders, so that upper overturning block and lower flange block squeeze plate, so that plate is bent and achievees the purpose that flange.
Description
Technical field
The invention belongs to automobile parts processing technique field, specially a kind of hemmer with heating function.
Background technique
Market for automobiles competition at present increasingly sharpens, therefore vehicle produced must be continuous in terms of appearance and practicability
The trend for adapting to market, is otherwise difficult to obtain the share of itself product on the market, therefore all releases new model and adapt to market,
And new vehicle just just must must be designed research and development for the part of new model by the components of new vehicle, and part
Various settings are needed to be assisted in processing, and hemmer is one of.
Flange refers on the planar section or curvature portion of blank, using the effect of mold, is allowed to along closing or not
Closed curved edge is formed with the straight wall of certain angle or the forming method of flange, and flange is one kind of Sheet Metal Forming Technology, flange
Type it is very much, classification method is also not quite similar, wherein can be divided into elongation type flange and compression-type flange by deformation properties.
Easily there is flange corrugation in fold during flange on the flange surface of rear flange in existing hemmer,
Even crack, and the moulding after flange can not change, and cannot change the angle on side, and we have proposed one kind to have heating thus
The hemmer of function.
Summary of the invention
The present invention provides a kind of hemmer with heating function, the purpose of realization is that having prevents flange from wrinkling
The changeable advantage with moulding, solve existing hemmer during flange in fold on the flange surface of rear flange
The problem of easily there is flange corrugation or even crack, and the moulding after flange can not change, the angle on side cannot be changed.
To achieve the goals above, technical solution provided by the invention is that one kind provided by the invention has heating function
Hemmer, including workbench has been set gradually from left to right pressing device, heating device, positioning dress on the workbench
It sets and flange component；
The pressing device is made of support column, support plate, No.1 pneumatic cylinder, pressure plate, and the support column is arranged two
And it is fixedly mounted on the top of workbench, the support plate is fixedly mounted on the top of two support columns, the No.1 pneumatic cylinder
Be fixedly mounted on the top of support plate, the shifting axle of the No.1 pneumatic cylinder through support plate and extend to support plate top and
It is fixedly connected at the top of pressure plate, the both ends of the pressure plate and the periphery of two support columns are slidably socketed；
The heating device includes fixed plate, metal plate, flame thrower, pipe tap and positioning plate, and the fixed plate is set
It sets two and is fixedly mounted on the top of workbench, the metal plate is fixedly mounted on the top of two fixed plates, the flame
Injector setting is multiple and inlays on a metal plate, and the positioning plate is arranged two and is fixedly mounted on the top of metal plate, institute
The connector stated on pipe tap is connected to the fixation of each flame thrower；
The flange component is made of guide post, bearing plate, No. two pneumatic cylinders, movable plate, upper overturning block and lower flange block, institute
It states guide post to be arranged two and be fixedly mounted on the top of workbench, the bearing plate is fixedly mounted on the top of two guide posts, institute
The top that No. two pneumatic cylinders are fixedly mounted on bearing plate is stated, the shifting axle of No. two pneumatic cylinders, which runs through bearing plate and extends to, to be held
Weight plate top and be fixedly connected at the top of movable plate, the both ends of the movable plate and the periphery of two guide posts are slidably socketed,
The bottom of movable plate is arranged in the upper overturning block, and the lower flange block is arranged on the workbench immediately below movable plate.
Preferably, the positioning device is made of No. three pneumatic cylinders and stripper plate, No. three pneumatic cylinders be arranged two and
Be fixedly mounted on the top of workbench, the shifting axle of No. three pneumatic cylinders through workbench and extend to workbench top and
It is fixedly connected at the top of stripper plate.
Preferably, the bottom of the movable plate and the top of workbench open up fluted, and the upper overturning block setting exists
In the groove of movable plate bottom, the lower flange block is arranged in the groove of bench-top, and lower flange block and workbench
Height flushes.
Preferably, the both ends of the upper overturning block and lower flange block are provided with hole, the upper overturning block and lower flange
Block is equipped with multiple groups, and every assembly molding is different.
Preferably, the both ends of the movable plate and the both ends of workbench are provided with threaded rod, and the threaded rod extends to
It the inside of groove and is contacted with the hole of upper overturning block and lower flange block both ends.
Preferably, the regulating wheel that one end on the outside of the threaded rod is fixedly installed with convenient for rotation.
Preferably, the pipe tap is connected to extraneous oil liquefied gas.
Preferably, the upper overturning block and lower flange block are all made of special steel material and are made.
Preferably, the bottom of the stripper plate is fixedly installed with the fire-proof plate for clamping plate.
By adopting the above technical scheme, beneficial effect includes: 1 to the present invention, this has the hemmer of heating function, passes through pressure
Tight device fixes the position of plate, in order to which heating device heats plate using flame thrower, then by plate
One end and flange component touch fixed, and that make plate flange are pushed in positioning device, to drive by No. two pneumatic cylinders
Movable plate is mobile, so that upper overturning block and lower flange block squeeze plate, so that plate is bent and reaches flange
Purpose, and plate is heated, and plate is at high operating temperatures, has plasticity, can arbitrarily bend, without generating crack and wrinkle
The case where pleat.
2, the hemmer with heating function is mounted on movable plate and workbench by upper overturning block and lower flange block
On, and contacted by threaded rod with hole thereon, so that the position of upper overturning block and lower flange block is fixed, therefore upper overturning block
It can arbitrarily be dismantled with lower flange block, and upper overturning block and lower flange block have different moulding, it, can be according to requiring to select in processing
Suitable upper overturning block and lower flange block are selected, so that flange is carried out to plate, to reach the mesh for moulding different moulding and angle
's.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the structural schematic diagram of pressing device of the present invention；
Fig. 3 is the structural schematic diagram of heating device of the present invention；
Fig. 4 is the structural schematic diagram of positioning device of the present invention；
Fig. 5 is the structural schematic diagram of flange component of the present invention；
Fig. 6 is the structural schematic diagram of workbench of the present invention；
Fig. 7 is the upper overturning block of different shaping of the present invention and the structure chart of lower flange block.
In figure: 1, workbench；2, pressing device；21, support column；22, support plate；23, No.1 pneumatic cylinder；24, pressure plate；
3, heating device；31, fixed plate；32, metal plate；33, flame thrower；34, pipe tap；35, positioning plate；4, positioning device；
41, No. three pneumatic cylinders；42, stripper plate；5, flange component；51, guide post；52, bearing plate；53, No. two pneumatic cylinders；54, movable plate；
55, upper overturning block；56, lower flange block；6, threaded rod.
Specific embodiment
The present invention is further illustrated with reference to embodiments.
Embodiment one: in order to keep the purposes, technical schemes and advantages of the embodiment of the present disclosure clearer, below in conjunction with this
The attached drawing of open embodiment, is clearly and completely described the technical solution of the embodiment of the present disclosure.Obviously, described reality
Applying example is a part of this disclosure embodiment, instead of all the embodiments.Based on described embodiment of the disclosure, ability
Domain those of ordinary skill every other embodiment obtained under the premise of being not necessarily to creative work belongs to disclosure protection
Range.
Unless otherwise defined, the technical term or scientific term that the disclosure uses should be tool in disclosure fields
The ordinary meaning for thering is the personage of general technical ability to be understood.The similar word meaning such as " comprising " or "comprising" used in the disclosure
Point out that element or object before the existing word are covered the element for appearing in the word presented hereinafter or object and its be equal, without
Exclude other elements or object." connection " either the similar word such as " connected " is not limited to physics or mechanical company
It connects, can also include electrical connection, it is either direct or indirect.
In order to keep the following explanation of the embodiment of the present disclosure to understand and concise, known function and known portion is omitted in the disclosure
The detailed description of part, so as not to unnecessarily obscure the concept of the present invention.
Please refer to Fig. 1-7, a kind of hemmer with heating function, including workbench 1, on workbench 1 from left to right
It is disposed with pressing device 2, heating device 3, positioning device 4 and flange component 5, by pressing device 2 by the position of plate
It is fixed, in order to which heating device 3 heats plate, then plate is pushed in positioning device 4 and is fixed, and turns over plate
The one end on side is contacted with flange component 5, to complete turn-up process；
Pressing device 2 is made of support column 21, support plate 22, No.1 pneumatic cylinder 23, pressure plate 24, the setting of support column 21 two
Top that is a and being fixedly mounted on workbench 1, support plate 22 are fixedly mounted on the top of two support columns 21, No.1 pneumatic cylinder 23
It is fixedly mounted on the top of support plate 22, the shifting axle of No.1 pneumatic cylinder 23 runs through support plate 22 and extends to the top of support plate 22
It portion and is fixedly connected with the top of pressure plate 24, the both ends of pressure plate 24 and the periphery of two support columns 21 are slidably socketed, and are utilized
No.1 pneumatic cylinder 23 drives pressure plate 24 mobile, so that pressure plate 24 moves on support column 21 and to plate compact；
Heating device 3 includes fixed plate 31, metal plate 32, flame thrower 33, pipe tap 34 and positioning plate 35, fixed plate
31 settings two and the top for being fixedly mounted on workbench 1, metal plate 32 are fixedly mounted on the top of two fixed plates 31, flame
Injector 33 is arranged multiple and is embedded on metal plate 32, and positioning plate 35 is arranged two and is fixedly mounted on the top of metal plate 32
Portion, the connector on pipe tap 34 are connected to the fixation of each flame thrower 33, by pipe tap 34 by each flame thrower 33
Connection, until burning is red, then unclamps pressing device 2, by the plate after heating so that flame thrower 33 heats plate
Push carries out flange；
Flange component 5 is by guide post 51,52, No. two pneumatic cylinders 53 of bearing plate, movable plate 54, upper overturning block 55 and lower flange block
56 compositions, guide post 51 are arranged two and are fixedly mounted on the top of workbench 1, and bearing plate 52 is fixedly mounted on two guide posts 51
Top, No. two pneumatic cylinders 53 are fixedly mounted on the top of bearing plate 52, the shifting axles of No. two pneumatic cylinders 53 through bearing plate 52 and
It extends to the top of bearing plate 52 and is fixedly connected with the top of movable plate 54, the both ends of movable plate 54 are outer with two guide posts 51
Week is slidably socketed, and the bottom of movable plate 54 is arranged in upper overturning block 55, and lower flange block 56 is arranged in immediately below movable plate 54
Workbench 1 on, drive movable plates 54 mobile by No. two pneumatic cylinders 53, so that upper overturning block 55 and lower flange block 56 are right
Plate is squeezed, so that plate is bent and achievees the purpose that flange, and heats plate, and plate is at high operating temperatures, tool
There is plasticity, can arbitrarily bend, without generating crack and the case where gauffer.
In an alternative embodiment, positioning device 4 is made of No. three pneumatic cylinders 41 and stripper plate 42, No. three pneumatic cylinders
41 settings two and the top for being fixedly mounted on workbench 1, the shifting axle of No. three pneumatic cylinders 41 through workbench 1 and extend to work
Make the top of platform 1 and be fixedly connected with the top of stripper plate 42, during plate bending needs that plate is fixed, benefit
Stripper plate 42 is driven to suppress plate with No. three pneumatic cylinders 41, so that plate is easy to process.
In an alternative embodiment, the bottom of movable plate 54 and the top of workbench 1 open up fluted, upper overturning
Block 55 is arranged in the groove of 54 bottom of movable plate, and lower flange block 56 is arranged in the groove at 1 top of workbench, and lower flange block
56 flush with the height of workbench 1, place upper overturning block 55 and lower flange block 56 by groove, and lower flange block 56 with
The height of workbench 1 flushes, so that plate is convenient for lying on lower flange block 56, in order to which positioning device 4 consolidates plate
It is fixed.
In an alternative embodiment, the both ends of upper overturning block 55 and lower flange block 56 are provided with hole, upper overturning
Block 55 and lower flange block 56 are equipped with multiple groups, and every assembly molding is different, can be according to requiring to select suitable upper overturning block in processing
55 and lower flange block 56, so that flange is carried out to plate, to achieve the purpose that mould different moulding and angle.
In an alternative embodiment, the both ends of movable plate 54 and the both ends of workbench 1 are provided with threaded rod 6, spiral shell
Rasp bar 6 extends to the inside of groove and contacts with the hole at 56 both ends of upper overturning block 55 and lower flange block, passes through threaded rod 6 and its
On hole contact so that the position of upper overturning block 55 and lower flange block 56 is fixed, therefore upper overturning block 55 and lower flange block 56
It can arbitrarily dismantle, so that suitable upper overturning block 55 and lower flange block 56 be selected to carry out flange.
In an alternative embodiment, the one end in 6 outside of threaded rod is fixedly installed with the regulating wheel convenient for rotation, passes through
Regulating wheel rotates threaded rod 6, convenient in order to drive threaded rod 6 to contact with the hole on upper overturning block 55 and lower flange block 56
And it is laborsaving.
In an alternative embodiment, pipe tap 34 is connected to extraneous oil liquefied gas, is by oil liquefied gas
Flame thrower 33 provides fuel, in order to heat for a long time.
In an alternative embodiment, upper overturning block 55 and lower flange block 56 are all made of special steel material and are made, special steel
Material has heat resistance, and hardness is higher, and upper overturning block 55 and lower flange block 56 in use often squeeze the plate of high temperature, and general
Logical steel are easy to soften by high temperature, and higher hardness, can extend the use time of upper overturning block 55 and lower flange block 56.
In an alternative embodiment, the bottom of stripper plate 42 is fixedly installed with the fire-proof plate for clamping plate, squeezes
Pressing plate 42 is easy to be influenced by the plate of high temperature, and softens, therefore by fire-proof plate and web contact, and plate is fixed, and keeps away
Exempt from stripper plate 42 directly with the web contact of high temperature, and fire-proof plate can completely cut off temperature, will affect and minimize.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of hemmer with heating function, including workbench (1), it is characterised in that: from a left side on the workbench (1)
Pressing device (2), heating device (3), positioning device (4) and flange component (5) are disposed with to the right side；
The pressing device (2) is made of support column (21), support plate (22), No.1 pneumatic cylinder (23), pressure plate (24), described
Support column (21) is arranged two and is fixedly mounted on the top of workbench (1), and the support plate (22) is fixedly mounted on two branch
The top of dagger (21), the No.1 pneumatic cylinder (23) are fixedly mounted on the top of support plate (22), the No.1 pneumatic cylinder
(23) shifting axle is through support plate (22) and extends to the top of support plate (22) and fixes company with the top of pressure plate (24)
It connects, the both ends of the pressure plate (24) and the periphery of two support columns (21) are slidably socketed；
The heating device (3) includes fixed plate (31), metal plate (32), flame thrower (33), pipe tap (34) and positioning
Plate (35), the fixed plate (31) are arranged two and are fixedly mounted on the top of workbench (1), the fixed peace of the metal plate (32)
Mounted in the top of two fixed plates (31), flame thrower (33) setting is multiple and is embedded on metal plate (32), described
Positioning plate (35) is arranged two and is fixedly mounted on the top of metal plate (32), connector and each fire on the pipe tap (34)
The fixed connection of flame injector (33)；
The flange component (5) is by guide post (51), bearing plate (52), No. two pneumatic cylinders (53), movable plate (54), upper overturning block
(55) it is formed with lower flange block (56), the guide post (51) is arranged two and is fixedly mounted on the top of workbench (1), described to hold
Weight plate (52) is fixedly mounted on the top of two guide posts (51), and No. two pneumatic cylinders (53) are fixedly mounted on bearing plate (52)
Top, the shifting axles of No. two pneumatic cylinders (53) through bearing plate (52) and extend to bearing plate (52) top and with movement
Plate is fixedly connected at the top of (54), and the both ends of the movable plate (54) and the periphery of two guide posts (51) are slidably socketed, it is described on
Flange block (55) is arranged in the bottom of movable plate (54), and the lower flange block (56) is arranged in immediately below movable plate (54)
On workbench (1).
2. a kind of hemmer with heating function according to claim 1, it is characterised in that: the positioning device
(4) it is made of No. three pneumatic cylinders (41) and stripper plate (42), No. three pneumatic cylinders (41) are arranged two and are fixedly mounted on work
Make the top of platform (1), the shifting axle of No. three pneumatic cylinders (41) runs through workbench (1) and extends to the top of workbench (1)
And be fixedly connected at the top of stripper plate (42).
3. a kind of hemmer with heating function according to claim 1, it is characterised in that: the movable plate (54)
Bottom and the top of workbench (1) open up fluted, the upper overturning block (55) is arranged in the recessed of movable plate (54) bottom
In slot, the lower flange block (56) is arranged in the groove at the top of workbench (1), and lower flange block (56) and workbench (1)
Height flushes.
4. a kind of hemmer with heating function according to claim 1, it is characterised in that: the upper overturning block
(55) and the both ends of lower flange block (56) are provided with hole, and the upper overturning block (55) and lower flange block (56) are equipped with multiple groups,
And every assembly molding is different.
5. a kind of hemmer with heating function according to claim 1, it is characterised in that: the movable plate (54)
Both ends and the both ends of workbench (1) be provided with threaded rod (6), the threaded rod (6) extend to the inside of groove and with it is upper
The contact of the hole at flange block (55) and lower flange block (56) both ends.
6. a kind of hemmer with heating function according to claim 5, it is characterised in that: the threaded rod (6)
The regulating wheel that the one end in outside is fixedly installed with convenient for rotation.
7. a kind of hemmer with heating function according to claim 1, it is characterised in that: the pipe tap (34)
It is connected to extraneous oil liquefied gas.
8. a kind of hemmer with heating function according to claim 1, it is characterised in that: the upper overturning block
(55) it is all made of special steel material with lower flange block (56) and is made.
9. a kind of hemmer with heating function according to claim 2, it is characterised in that: the stripper plate (42)
Bottom be fixedly installed with the fire-proof plate for clamping plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910776872.XA CN110508656A (en) | 2019-08-22 | 2019-08-22 | A kind of hemmer with heating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910776872.XA CN110508656A (en) | 2019-08-22 | 2019-08-22 | A kind of hemmer with heating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110508656A true CN110508656A (en) | 2019-11-29 |
Family
ID=68626154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910776872.XA Pending CN110508656A (en) | 2019-08-22 | 2019-08-22 | A kind of hemmer with heating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110508656A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203804051U (en) * | 2014-04-23 | 2014-09-03 | 向清然 | Front hub cap flanging die |
| CN204018542U (en) * | 2014-08-19 | 2014-12-17 | 无锡微研有限公司 | A kind of automatic mechanism for flanging sub-die or submodule of extending |
| CN205270452U (en) * | 2015-11-24 | 2016-06-01 | 上海华谷车业有限公司 | A frock is turned over in car spare tyre cover's heating |
| WO2018236314A2 (en) * | 2017-03-02 | 2018-12-27 | Sente Maki̇na İnşaat Sanayi̇ Ve Ti̇caret Li̇mi̇ted Şi̇rketi̇ | Method of building flange in ventilation canal edge and a machine used for this |
| CN208542774U (en) * | 2018-07-23 | 2019-02-26 | 湖南省源塑管道有限公司 | A kind of tubing automatic flanging device |
| CN209189544U (en) * | 2018-11-23 | 2019-08-02 | 西安工业大学 | A kind of machine-building processing plate bending machine |
-
2019
- 2019-08-22 CN CN201910776872.XA patent/CN110508656A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203804051U (en) * | 2014-04-23 | 2014-09-03 | 向清然 | Front hub cap flanging die |
| CN204018542U (en) * | 2014-08-19 | 2014-12-17 | 无锡微研有限公司 | A kind of automatic mechanism for flanging sub-die or submodule of extending |
| CN205270452U (en) * | 2015-11-24 | 2016-06-01 | 上海华谷车业有限公司 | A frock is turned over in car spare tyre cover's heating |
| WO2018236314A2 (en) * | 2017-03-02 | 2018-12-27 | Sente Maki̇na İnşaat Sanayi̇ Ve Ti̇caret Li̇mi̇ted Şi̇rketi̇ | Method of building flange in ventilation canal edge and a machine used for this |
| CN208542774U (en) * | 2018-07-23 | 2019-02-26 | 湖南省源塑管道有限公司 | A kind of tubing automatic flanging device |
| CN209189544U (en) * | 2018-11-23 | 2019-08-02 | 西安工业大学 | A kind of machine-building processing plate bending machine |
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Application publication date: 20191129 |