CN108326106A - A kind of bending pipe automation convex hull equipment - Google Patents
A kind of bending pipe automation convex hull equipment Download PDFInfo
- Publication number
- CN108326106A CN108326106A CN201810348096.9A CN201810348096A CN108326106A CN 108326106 A CN108326106 A CN 108326106A CN 201810348096 A CN201810348096 A CN 201810348096A CN 108326106 A CN108326106 A CN 108326106A
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- China
- Prior art keywords
- close
- workbench
- groups
- pedestal
- symmetrical
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
-
- 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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
- B21D22/04—Stamping using rigid devices or tools for dimpling
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a kind of bending pipes to automate convex hull equipment,Including pedestal,The upside of the pedestal is equipped with two groups of symmetrical fixed plates,The pedestal is equipped with equidistant four groups of symmetrical bars supported above close to the side of fixed plate,The pedestal is equipped with workbench close to the other side centre position of fixed plate,The fixed plate is equipped with equidistant six groups or more symmetrical T-shaped slide rails close to the side of workbench,The upside centre position of the workbench is equipped with arc positioning groove,By arc positioning groove and baffle Primary Location can be carried out to tube body,Then it is used cooperatively tube body can be fixed by the first curved splint and the second curved splint and step up,Upper die head and pressing mold slot more than two, which is used cooperatively, can improve convex hull efficiency,First infrared ambulator and the second infrared range-measurement system, which are used cooperatively, can improve high degree of automation,It is easy to use.
Description
Technical field
The present invention relates to convex hull equipment technical field, specially a kind of bending pipe automates convex hull equipment.
Background technology
Currently, perfect with stamping equipment, the raising of punching precision, many products are all completed by punching press, a kind of
Bending pipe convex hull is exactly a convex closure outward to be formed at pipe openning, at present convex hull base in one end of pipe
This uses fixing tube, inside tube to add punch-pin, outer tube cavity plate, should using from the method convex hull of punching press inside outside
Method fixing tube is inconvenient, and convex hull is less efficient, and the degree of automation is not high, inconvenient for use, such as application publication number
201620640935.0 patent discloses a kind of bending pipe automation convex hull equipment, is placed by pipe locating slot to be added
The pipe of work, the seat of honour are fixed on by gas spring on upper die holder, and upper holder block and upper pressing block are bolted on upper die holder
On, rotation mould is fixed on the base by riser, and the left side processing protrusion for rotating mould forms one pair of mould with the cavity plate on upper holder block
Tool carrys out the convex closure on pipe processing.But the above patent is in use, fixing tube is inconvenient, and convex hull is less efficient,
The degree of automation is not high, inconvenient for use.
A kind of bending pipe automation convex hull equipment is we provided thus.
Invention content
The technical problem to be solved by the present invention is to overcome the existing defects, provides a kind of bending pipe automation convex hull and sets
Standby, fixing tube is convenient, can improve convex hull efficiency, high degree of automation is easy to use, can effectively solve background technology
The problems in.
To achieve the above object, the present invention provides the following technical solutions：A kind of bending pipe automation convex hull equipment, packet
Include pedestal, the upside of the pedestal is equipped with two groups of symmetrical fixed plates, and the pedestal is equipped with close to the side of fixed plate etc.
Away from four groups of symmetrical bars supported above, the pedestal is equipped with workbench close to the other side centre position of fixed plate, described
Fixed plate is equipped with equidistant six groups or more symmetrical T-shaped slide rails close to the side of workbench, and the T-shaped slide rail passes through workbench
Corresponding position is connect equipped with T-type sliding slot with workbench, and the upside centre position of the workbench is equipped with arc positioning groove, the branch
The one end of strut far from pedestal is connected with top plate, and the upside of the top plate is equipped with hydraulic cylinder, the top plate close to hydraulic cylinder one
Side is connected with ring-type fixing plate by hex bolts, and side of the top plate far from hydraulic cylinder is connected with two groups of hydraulic telescopic rods,
The one end of the hydraulic telescopic rod far from top plate is connected with pressing plate, and the side of the top plate is equipped with PLC controller, the PLC controls
The input terminal of the output end electrical connection hydraulic cylinder of device processed.
As a preferred technical solution of the present invention, the both sides of the pedestal are equipped with equidistantly symmetrical six groups or more
The inside of mounting plate, the mounting plate is equipped with mounting hole.
As a preferred technical solution of the present invention, the top plate is equipped with indicator light, institute close to the side of PLC controller
It states top plate and is equipped with speech player, the output end distribution electrical connection instruction of the PLC controller close to the other side of PLC controller
The input terminal of lamp and speech player.
As a preferred technical solution of the present invention, the pedestal is equipped with symmetrical two close to the side of workbench
Group rectangle balance slide block, the rectangle sliding slot that the rectangle balance slide block is equipped with by workbench corresponding position are connect with workbench.
As a preferred technical solution of the present invention, the pedestal is connected with equidistantly close to the side of rectangle balance slide block
Three groups or more the second electric telescopic rods of distribution, the described one end of second electric telescopic rod far from pedestal are connect with workbench, institute
It states pedestal and is equipped with two groups of symmetrical counter-coulisses close to the side of the second electric telescopic rod, the counter-coulisse passes through work
The balance slide opening that platform corresponding position is equipped with is connect with workbench, and the output end of the PLC controller is electrically connected the second electric expansion
The input terminal of bar.
As a preferred technical solution of the present invention, the fixed plate is equipped with equidistant symmetrical point close to the side of workbench
Four groups or more the first electric telescopic rods of cloth, the described one end of first electric telescopic rod far from fixed plate are connected with the first arc folder
Plate, the fixed plate are equipped with first pressure sensor, the first pressure sensor close to the side of the first electric telescopic rod
Output end electrical connection PLC controller input terminal, the output end of the PLC controller is electrically connected the defeated of the first electric telescopic rod
Enter end.
As a preferred technical solution of the present invention, the top plate is equipped with equidistant symmetrical close to the side of workbench
Four groups or more third electric telescopic rods, the described one end of third electric telescopic rod far from fixed plate be connected with the second arc folder
Plate, the fixed plate are equipped with second pressure sensor, the second pressure sensor close to the side of third electric telescopic rod
Output end electrical connection PLC controller input terminal, the PLC controller output end electrical connection third electric telescopic rod it is defeated
Enter end.
As a preferred technical solution of the present invention, the pressing plate is equipped with symmetrical two close to the side of workbench
Group upper die head, the workbench are equipped with two groups of symmetrical pressing mold slots close to the side of upper die head, and the pressing plate is close
The side of upper die head is equipped with two groups of symmetrical protection pads.
As a preferred technical solution of the present invention, the workbench is surveyed close to the side of pressing plate equipped with the first infrared ray
Distance meter, the pressing plate are equipped with locater plate close to the side of the first infrared ambulator, and the input terminal of the PLC controller is electrically connected
The output end of first infrared ambulator.
As a preferred technical solution of the present invention, the centre position of the pressing mold slot is equipped with partition board, the partition board
Centre position is equipped with through-hole, and the downside of the partition board is equipped with the second infrared range-measurement system, and the pedestal is close to the second infrared range-measurement system
Side cover board is connected with by hexagon socket head cap screw, the input terminal of the PLC controller is electrically connected the defeated of the second infrared range-measurement system
Outlet.
Compared with prior art, the beneficial effects of the invention are as follows：Tube body can be carried out by arc positioning groove and baffle
Then Primary Location is stepped up by the first curved splint and the second curved splint with the use of can fix tube body, two groups with
On upper die head and pressing mold slot with the use of convex hull efficiency, the first infrared ambulator and the second infrared distance measurement can be improved
Instrument, which is used cooperatively, can improve high degree of automation, easy to use.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is right side structural representation of the present invention；
Fig. 3 is present invention looks up structural representation of the present invention；
Fig. 4 is enlarged structure schematic diagram at present invention knot A.
In figure：1 pedestal, 2 mounting plates, 3T types sliding rail, 4 fixed plates, 5 rectangle balance slide blocks, 6 workbench, 7 first arcs folder
Plate, 8 second curved splints, 9PLC controllers, 10 indicator lights, 11 ring-type fixing plates, 12 hydraulic cylinders, 13 top plates, 14 mounting holes, 15
It is speech player, 16 supporting rods, 17 first pressure sensors, 18 first electric telescopic rods, 19 arc positioning grooves, 20 second electronic
Telescopic rod, 21 counter-coulisses, 22 first infrared ambulators, 23 balance slide openings, 24 protection pads, 25 hydraulic telescopic rods, 26 second pressures
Force snesor, 27 third electric telescopic rods, 28 upper die heads, 29 pressing plates, 30 locater plates, 31 baffles, 32 partition boards, 33 pressing mold slots,
34 through-holes, 35 second infrared range-measurement systems, 36 cover boards.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of bending pipe automation convex hull equipment, including
The upside of pedestal 1, pedestal 1 is equipped with two groups of symmetrical fixed plates 4, and pedestal 1 is equipped with equidistant symmetrical close to the side of fixed plate 4
Four groups of bars 16 supported above of distribution, pedestal 1 are equipped with workbench 6 close to the other side centre position of fixed plate 4, and fixed plate 4 is leaned on
The side of nearly workbench 6 is equipped with equidistant six groups or more symmetrical T-shaped slide rails 3, and T-shaped slide rail 3 passes through 6 corresponding position of workbench
It is connect with workbench 6 equipped with T-type sliding slot, the upside centre position of workbench 6 is equipped with arc positioning groove 19, for facilitating positioning to put
Tube body is set, the one end of supporting rod 16 far from pedestal 1 is connected with top plate 13, and the upside of top plate 13 is equipped with hydraulic cylinder 12, and top plate 13 leans on
The side of nearly hydraulic cylinder 12 is connected with ring-type fixing plate 11 by hex bolts, and side of the top plate 13 far from hydraulic cylinder 12 is connected with
Two groups of hydraulic telescopic rods 25, the one end of hydraulic telescopic rod 25 far from top plate 13 are connected with pressing plate 29, and the side of top plate 13 is equipped with PLC
Controller 9, the input terminal of the output end electrical connection hydraulic cylinder 12 of PLC controller 9.
The both sides of pedestal 1 are equipped with equidistantly symmetrical six groups with upper mounting plate 2, and the inside of mounting plate 2 is equipped with installation
Hole 14.It is connected convenient for being installed with outer horizontal ground.
Top plate 13 is equipped with indicator light 10 close to the side of PLC controller 9, and top plate 13 is set close to the other side of PLC controller 9
There are speech player 15, the input terminal of output end distribution the electrical connection indicator light 10 and speech player 15 of PLC controller 9.With
In playing the role of warning indicators.
Pedestal 1 is equipped with two groups of symmetrical rectangle balance slide blocks 5 close to the side of workbench 6, and rectangle balance slide block 5 is logical
The rectangle sliding slot that 6 corresponding position of workbench is equipped with is crossed to connect with workbench 6.For balancing, reinforce stability.
Pedestal 1 is connected with three groups or more the second electric telescopic rods 20 being equally spaced close to the side of rectangle balance slide block 5,
The one end of second electric telescopic rod 20 far from pedestal 1 is connect with workbench 6, and pedestal 1 is close to the side of the second electric telescopic rod 20
Equipped with two groups of symmetrical counter-coulisses 21, balance slide opening 23 that counter-coulisse 21 is equipped with by 6 corresponding position of workbench with
Workbench 6 connects, and the output end of PLC controller 9 is electrically connected the input terminal of the second electric telescopic rod 20.
Fixed plate 4 is equipped with equidistant four groups or more symmetrical the first electric telescopic rods 18 close to the side of workbench 6, the
One one end of electric telescopic rod 18 far from fixed plate 4 is connected with the first curved splint 7, and fixed plate 4 is close to the first electric telescopic rod
18 side is equipped with first pressure sensor 17, the input of the output end electrical connection PLC controller 9 of first pressure sensor 17
End, the output end of PLC controller 9 are electrically connected the input terminal of the first electric telescopic rod 18.
Top plate 13 is equipped with equidistant four groups or more symmetrical third electric telescopic rods 27 close to the side of workbench 6, the
Three one end of electric telescopic rod 27 far from fixed plate 4 are connected with the second curved splint 8, and fixed plate 4 is close to third electric telescopic rod
27 side is equipped with second pressure sensor 26, the input of the output end electrical connection PLC controller 9 of second pressure sensor 26
End, the input terminal of the output end electrical connection third electric telescopic rod 27 of PLC controller 9.
Pressing plate 29 is equipped with two groups of symmetrical upper die heads 28 close to the side of workbench 6, and workbench 6 is close to upper die
First 28 side is equipped with two groups of symmetrical pressing mold slots 33, and pressing plate 29 is equipped with symmetrical close to the side of upper die head 28
Two groups of protection pads 24.
Workbench 6 is equipped with the first infrared ambulator 22 close to the side of pressing plate 29, and pressing plate 29 is surveyed close to the first infrared ray
The side of distance meter 22 is equipped with locater plate 30, and the input terminal of PLC controller 9 is electrically connected the output end of the first infrared ambulator 22.
The centre position of pressing mold slot 33 is equipped with partition board 32, and the centre position of partition board 32 is equipped with through-hole 34, the downside of partition board 32
Equipped with the second infrared range-measurement system 35, pedestal 1 is connected with cover board close to the side of the second infrared range-measurement system 35 by hexagon socket head cap screw
36, the input terminal of PLC controller 9 is electrically connected the output end of the second infrared range-measurement system 35.
When in use：Tube body is placed on the arc positioning groove 19 that the upside of workbench 6 is equipped with first, one end of tube body with
The contact of baffle 31 is adjacent to positioning, is then arrived the distance parameter detected by electric signal transmission by the second infrared range-measurement system 35
The first electric telescopic rod 18 is opened in the input terminal of PLC controller 9, the control of PLC controller 9, and the first electric telescopic rod 18 is flexible to be pushed away
First curved splint 7 of dynamic connection steps up tube body, can be carried out at this time to clamping force by first pressure sensor 17
Third electric telescopic rod 27 is opened in automatic adjustment, the control of PLC controller 9, and third electric telescopic rod 27 is flexible to push the of connection
Two curved splints 8 step up tube body, can be automatically adjusted at this time to clamping force by second pressure sensor 26, so
It is controlled afterwards by PLC controller 9 and opens hydraulic cylinder 12, hydraulic cylinder 12 controls hydraulic telescopic rod 25 and stretches, and hydraulic telescopic rod 25 is stretched
Contracting pushes the pressing plate 29 of connection to move, and the movement of pressing plate 29 drives upper die head 28 to move and carries out convex hull with the cooperation of pressing mold slot 33,
When convex hull, it is used cooperatively with locater plate 30 by the first infrared ambulator 22 and the depth of convex hull is controlled to adjust.
The present invention can carry out Primary Location by arc positioning groove 19 and baffle 31 to tube body, then pass through the first arc
Clamping plate 7 and the second curved splint 8, which are used cooperatively that tube body can be fixed, to be stepped up, upper die head 28 more than two and pressing mold slot 33
With the use of that can improve convex hull efficiency, the first infrared ambulator 22 and the second infrared range-measurement system 35 are used cooperatively and can carry
High high degree of automation, it is easy to use.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of bending pipe automates convex hull equipment, including pedestal (1), it is characterised in that：It is set on the upside of the pedestal (1)
There are two groups of symmetrical fixed plates (4), the pedestal (1) to be equipped with equidistantly symmetrical four close to the side of fixed plate (4)
Group bar (16) supported above, the pedestal (1) is equipped with workbench (6) close to the other side centre position of fixed plate (4), described solid
Fixed board (4) is equipped with equidistant six groups or more symmetrical T-shaped slide rails (3), the T-shaped slide rail (3) close to the side of workbench (6)
It is connect with workbench (6) equipped with T-type sliding slot by workbench (6) corresponding position, the upside interposition of the workbench (6) installs
There are arc positioning groove (19), the workbench (6) to be equipped with two groups of symmetrical baffles close to the side of arc positioning groove (19)
(31), the one end of the supporting rod (16) far from pedestal (1) is connected with top plate (13), and the upside of the top plate (13) is equipped with hydraulic pressure
Cylinder (12), the top plate (13) is connected with ring-type fixing plate (11) close to the side of hydraulic cylinder (12) by hex bolts, described
Side of the top plate (13) far from hydraulic cylinder (12) is connected with two groups of hydraulic telescopic rods (25), and the hydraulic telescopic rod (25) is far from top
One end of plate (13) is connected with pressing plate (29), and the side of the top plate (13) is equipped with PLC controller (9), the PLC controller
(9) input terminal of output end electrical connection hydraulic cylinder (12).
2. a kind of bending pipe according to claim 1 automates convex hull equipment, it is characterised in that：The pedestal (1)
Both sides be equipped with equidistant symmetrical six groups with upper mounting plate (2), the inside of the mounting plate (2) is equipped with mounting hole
(14)。
3. a kind of bending pipe according to claim 1 automates convex hull equipment, it is characterised in that：The top plate (13)
It is equipped with indicator light (10) close to the side of PLC controller (9), the top plate (13) is equipped with close to the other side of PLC controller (9)
Speech player (15), the output end distribution electrical connection indicator light (10) and speech player (15) of the PLC controller (9)
Input terminal.
4. a kind of bending pipe according to claim 1 automates convex hull equipment, it is characterised in that：The pedestal (1)
Two groups of symmetrical rectangle balance slide blocks (5) are equipped with close to the side of workbench (6), the rectangle balance slide block (5) passes through
The rectangle sliding slot that workbench (6) corresponding position is equipped with is connect with workbench (6).
5. a kind of bending pipe according to claim 4 automates convex hull equipment, it is characterised in that：The pedestal (1)
It is connected with three groups or more the second electric telescopic rods (20) being equally spaced close to the side of rectangle balance slide block (5), described second
The one end of electric telescopic rod (20) far from pedestal (1) is connect with workbench (6), and the pedestal (1) is close to the second electric telescopic rod
(20) side is equipped with two groups of symmetrical counter-coulisses (21), and the counter-coulisse (21) corresponds to position by workbench (6)
The balance slide opening (23) installed is connect with workbench (6), and the output end electrical connection second of the PLC controller (9) is electronic to stretch
The input terminal of contracting bar (20).
6. a kind of bending pipe according to claim 1 automates convex hull equipment, it is characterised in that：The fixed plate
(4) equidistant four groups or more symmetrical the first electric telescopic rods (18), first electricity are equipped with close to the side of workbench (6)
The dynamic one end of telescopic rod (18) far from fixed plate (4) is connected with the first curved splint (7), and the fixed plate (4) is close to the first electricity
The side of dynamic telescopic rod (18) is equipped with first pressure sensor (17), and the output end of the first pressure sensor (17) is electrically connected
The input terminal of PLC controller (9) is connect, the output end of the PLC controller (9) is electrically connected the input of the first electric telescopic rod (18)
End.
7. a kind of bending pipe according to claim 1 automates convex hull equipment, it is characterised in that：The top plate (13)
Equidistant four groups or more symmetrical third electric telescopic rods (27) are equipped with close to the side of workbench (6), the third is electronic
The one end of telescopic rod (27) far from fixed plate (4) is connected with the second curved splint (8), and the fixed plate (4) is electronic close to third
The side of telescopic rod (27) is equipped with second pressure sensor (26), the output end electrical connection of the second pressure sensor (26)
The input terminal of PLC controller (9), the input of the output end electrical connection third electric telescopic rod (27) of the PLC controller (9)
End.
8. a kind of bending pipe according to claim 1 automates convex hull equipment, it is characterised in that：The pressing plate (29)
Two groups of symmetrical upper die heads (28) are equipped with close to the side of workbench (6), the workbench (6) is close to upper die head
(28) side is equipped with two groups of symmetrical pressing mold slots (33), and the pressing plate (29) is equipped with close to the side of upper die head (28)
Two groups of symmetrical protection pads (24).
9. a kind of bending pipe according to claim 1 automates convex hull equipment, it is characterised in that：The workbench
(6) it is equipped with the first infrared ambulator (22) close to the side of pressing plate (29), the pressing plate (29) is close to the first infrared distance measuring
The side of instrument (22) is equipped with locater plate (30), and the input terminal of the PLC controller (9) is electrically connected the first infrared ambulator (22)
Output end.
10. a kind of bending pipe according to claim 1 automates convex hull equipment, it is characterised in that：The pressing mold slot
(33) centre position is equipped with partition board (32), and the centre position of the partition board (32) is equipped with through-hole (34), the partition board (32)
Downside is equipped with the second infrared range-measurement system (35), and the pedestal (1) passes through interior hexagonal close to the side of the second infrared range-measurement system (35)
It is bolted cover board (36), the input terminal of the PLC controller (9) is electrically connected the output end of the second infrared range-measurement system (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810348096.9A CN108326106A (en) | 2018-04-18 | 2018-04-18 | A kind of bending pipe automation convex hull equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810348096.9A CN108326106A (en) | 2018-04-18 | 2018-04-18 | A kind of bending pipe automation convex hull equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108326106A true CN108326106A (en) | 2018-07-27 |
Family
ID=62934255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810348096.9A Withdrawn CN108326106A (en) | 2018-04-18 | 2018-04-18 | A kind of bending pipe automation convex hull equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108326106A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110883175A (en) * | 2019-12-17 | 2020-03-17 | 贵溪华泰铜业有限公司 | Red copper pipe external salient point processing device for air conditioner |
-
2018
- 2018-04-18 CN CN201810348096.9A patent/CN108326106A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110883175A (en) * | 2019-12-17 | 2020-03-17 | 贵溪华泰铜业有限公司 | Red copper pipe external salient point processing device for air conditioner |
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Application publication date: 20180727 |