CN113305212A - Metal edge strip bending die for air conditioner external unit - Google Patents
Metal edge strip bending die for air conditioner external unit Download PDFInfo
- Publication number
- CN113305212A CN113305212A CN202110585538.3A CN202110585538A CN113305212A CN 113305212 A CN113305212 A CN 113305212A CN 202110585538 A CN202110585538 A CN 202110585538A CN 113305212 A CN113305212 A CN 113305212A
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- wall
- cavity
- air conditioner
- rod
- sides
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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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
Abstract
The invention belongs to the field of bending dies, in particular to a metal edge strip bending die for an air conditioner outdoor unit, which aims at the existing problems and provides the following scheme, which comprises a workbench, wherein cavities are respectively arranged at two sides of the workbench, rectangular holes are arranged on the inner wall of the top side of each cavity, a motor is fixedly arranged on the inner wall of the bottom side of any cavity, a rotating rod is rotatably arranged on the inner wall at the bottom side of the other cavity, a driving wheel and a disc are respectively fixedly sleeved on an output shaft of the motor and the rotating rod, the same cross rod is slidably arranged on the inner walls at the two sides of the cavity, and one side of the cross bar is fixedly provided with a connecting rod, the top end of the connecting rod penetrates through the rectangular hole and extends out of the workbench, the extrusion bending die is fixedly installed, the defects in the prior art are overcome, people can adjust the bending degree of the metal strip, the operation is simple and convenient, and the requirements of people are met.
Description
Technical Field
The invention relates to the technical field of bending dies, in particular to a metal edge strip bending die for an air conditioner outdoor unit.
Background
With the improvement of living standard, the air conditioner has become an essential electric appliance in the life of people. The air conditioner consists of an indoor unit and an outdoor unit, wherein the outdoor unit comprises key components such as a compressor, a condenser, a fan motor, an electric control component and the like, and is an important component of the air conditioner. The die is various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping, stretching and other methods in industrial production.
In the prior art, a specific die is needed for bending a metal strip or a metal sheet to manufacture the metal strip or the metal sheet, but the bending degree of the metal strip cannot be adjusted according to actual needs by the die, and the bending degree of the metal strip is fixed, so that improvement is urgently needed.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a metal edge strip bending die for an air conditioner outdoor unit.
In order to achieve the purpose, the invention adopts the following technical scheme:
a metal edge strip bending die for an air conditioner outdoor unit comprises a workbench, wherein cavities are formed in two sides of the workbench, rectangular holes are formed in the inner wall of the top side of each cavity, a motor is fixedly mounted on the inner wall of the bottom side of any cavity, a rotating rod is rotatably mounted on the inner wall of the bottom side of the other cavity, a driving wheel and a disc are fixedly sleeved on an output shaft of the motor and the rotating rod respectively, the same transverse rod is slidably mounted on the inner walls of the two sides of each cavity, a connecting rod is fixedly mounted on one side of each transverse rod, the top end of each connecting rod penetrates through the rectangular hole and extends out of the workbench, an extrusion bending die is fixedly mounted on the inner wall of the bottom side of the other cavity, a plurality of adjusting grooves are formed in the top side of the disc at equal intervals, a long hole is formed in one side of each transverse rod, an adjusting rod is arranged in the long hole, a straight hole is formed in one side of each adjusting rod, and two clamping rods are slidably mounted in the straight hole respectively, two L type holes have been seted up on the inner wall on straight hole top side respectively, two operation windows have been seted up on the inner wall of cavity one side respectively, and all articulated in two operation windows have a baffle, one side fixed connection of workstation has one side of hinge, and the opposite side fixed mounting of hinge is on the baffle, one side fixed mounting of baffle has the handle, one side of workstation slidable mounting respectively has two ejector pads, all seted up the fixed slot on the inner wall of operation window both sides, and slidable mounting has the inserted bar in the fixed slot, all seted up same line hole on the inner wall of one side is kept away from each other to two fixed slots, and the same three-head rope of one end fixedly connected with that two inserted bars were kept away from each other, and the other end fixed connection of three-head rope is on.
Preferably, the inner walls of the two cavities close to one side are provided with the same through hole, the two driving wheels are sleeved with the same conveying belt, and the conveying belt is matched with the through hole.
Preferably, the inner walls of the two sides of the cavity are provided with sliding grooves, sliding blocks are arranged in the sliding grooves in a sliding mode, and one side, close to each other, of each sliding block is fixedly arranged on the same transverse rod.
Preferably, the inner walls of the two sides of the adjusting groove are provided with clamping grooves, and the clamping grooves are matched with the clamping rods.
Preferably, one end of each clamping rod close to each other is fixedly connected with the same first spring.
Preferably, the top sides of the two clamping rods are fixedly provided with one ends of the L-shaped rods, and the other ends of the L-shaped rods penetrate through the L-shaped holes and extend out of the adjusting rods.
Preferably, slots are formed in the two sides of the baffle, and the inserted bar is matched with the slots.
Preferably, one end of a second spring is fixedly connected to the inner wall of one side of the fixing groove, and the other end of the second spring is fixedly connected to the inserted link.
Compared with the prior art, the invention has the beneficial effects that:
according to the metal edge strip bending die for the air conditioner outdoor unit, if the bending degree of a metal strip is required to be adjusted, the push block is firstly pushed to enable the push block to simultaneously pull two insertion rods through a three-head rope, when the insertion rods move out of slots, a handle can be pulled to open a baffle at the moment, then two L-shaped rods are pinched through an operation window to enable the L-shaped rods to move out of clamping grooves, then adjusting rods are inserted into corresponding adjusting grooves according to the actually required bending degree, after the L-shaped rods are loosened, the two clamping rods are clamped with the clamping grooves again under the action of a first spring, then a motor is started to enable the motor to drive a driving wheel to rotate, at the moment, two discs are forced to synchronously rotate under the cooperation of a conveyor belt, and then the cross rod drives the extrusion bending die on the connecting rod to slide, so that the metal strip is extruded and bent;
the bending device overcomes the defects in the prior art, so that people can adjust the bending degree of the metal strip, the operation is simple and convenient, and the requirements of people are met.
Drawings
Fig. 1 is a schematic front view structure diagram of a metal edge strip bending die for an air conditioner outdoor unit, which is provided by the invention;
fig. 2 is a schematic structural view of a part a of a metal edge strip bending die for an air conditioner outdoor unit according to the present invention;
fig. 3 is a schematic view of a local overlooking structure of a workbench of a metal edge strip bending die for an air conditioner external unit, which is provided by the invention;
fig. 4 is a schematic view of a partial side view structure of a metal edge strip bending die for an air conditioner outdoor unit according to the present invention;
fig. 5 is a schematic structural view of a part B of the metal edge strip bending die for the air conditioner outdoor unit according to the present invention.
In the figure: 1 workbench, 2 cavities, 3 rectangular holes, 4 motors, 5 rotating rods, 6 driving wheels, 7 circular discs, 8 through holes, 9 conveyor belts, 10 cross rods, 11 sliding grooves, 12 sliding blocks, 13 connecting rods, 14 extrusion bending dies, 15L-shaped rods, 16 clamping grooves, 17 long holes, 18 adjusting rods, 19 straight holes, 20 clamping rods, 21 first springs, 22L-shaped holes, 23 operating windows, 24 baffle plates, 25 hinges, 26 handles, 27 pushing blocks, 28 inserting grooves, 29 fixing grooves, 30 inserting rods, 31 second springs, 32 wire holes and 33 three-head ropes.
Detailed Description
In the technical scheme:
the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-5, a metal edge bending die for an air conditioner outdoor unit comprises a workbench 1, cavities 2 are respectively formed in two sides of the workbench 1, rectangular holes 3 are formed in the inner walls of the top sides of the cavities 2, a motor 4 is fixedly mounted on the inner wall of the bottom side of any one cavity 2, a rotating rod 5 is rotatably mounted on the inner wall of the bottom side of the other cavity 2, a driving wheel 6 and a disc 7 are respectively fixedly sleeved on an output shaft of the motor 4 and the rotating rod 5, the inner walls of the two sides of the cavities 2 are slidably mounted with a same cross rod 10, a connecting rod 13 is fixedly mounted on one side of the cross rod 10, the top end of the connecting rod 13 penetrates through the rectangular hole 3 and extends out of the workbench 1, an extrusion bending die 14 is fixedly mounted on the top side of the disc 7, a plurality of adjusting grooves are equidistantly arranged on the top side of the disc 7, a long hole 17 is formed in one side of the cross rod 10, an adjusting rod 18 is arranged in the long hole 17, and a straight hole 19 is formed in one side of the adjusting rod 18, and two clamping rods 20 are respectively slidably mounted in the straight hole 19, two L-shaped holes 22 are respectively formed in the inner wall of the top side of the straight hole 19, two operation windows 23 are respectively formed in the inner wall of one side of the cavity 2, baffle plates 24 are hinged in the two operation windows 23, one side of a hinge 25 is fixedly connected to one side of the workbench 1, the other side of the hinge 25 is fixedly mounted on the baffle plate 24, a handle 26 is fixedly mounted to one side of the baffle plate 24, two push blocks 27 are respectively slidably mounted to one side of the workbench 1, fixing grooves 29 are formed in the inner walls of the two sides of the operation windows 23, inserting rods 30 are slidably mounted in the fixing grooves 29, the same wire hole 32 is formed in the inner wall of one side, one end of the two inserting rods 30 is fixedly connected to the same three-head rope 33, and the other end of the three-head rope 33 is fixedly connected to the push blocks 27.
In the invention, the inner walls of two cavities 2 close to each other are provided with the same through hole 8, the two driving wheels 6 are sleeved with the same conveyor belt 9, and the conveyor belts 9 are matched with the through holes 8.
In the invention, the inner walls of two sides of the cavity 2 are both provided with sliding grooves 11, the sliding blocks 12 are arranged in the sliding grooves 11 in a sliding manner, one sides of the two sliding blocks 12 close to each other are fixedly arranged on the same cross rod 10, and the sliding grooves 11 and the sliding blocks 12 are matched with each other to enable the cross rod 10 to better slide.
In the invention, the inner walls of the two sides of the adjusting groove are provided with clamping grooves 16, and the clamping grooves 16 are matched with the clamping rods 20.
In the invention, one end of each clamping rod 20 close to each other is fixedly connected with the same first spring 21, and the spring 21 is used for enabling the clamping rods 20 to automatically reset.
In the invention, one end of the L-shaped rod 15 is fixedly arranged on the top sides of the two clamping rods 20, the other end of the L-shaped rod 15 penetrates through the L-shaped hole 22 and extends out of the adjusting rod 18, and the clamping between the clamping rods 20 and the clamping grooves 16 is controlled by pinching the L-shaped rod 15.
In the invention, slots 28 are formed on both sides of the baffle plate 24, and the insertion rod 30 is matched with the slots 28.
In the present invention, one end of the second spring 31 is fixedly connected to an inner wall of one side of the fixing groove 29, and the other end of the second spring 31 is fixedly connected to the insert rod 30.
Example two
Referring to fig. 1-5, a metal edge bending die for an air conditioner outdoor unit comprises a workbench 1, cavities 2 are respectively formed in two sides of the workbench 1, rectangular holes 3 are formed in the inner walls of the top sides of the cavities 2, a motor 4 is fixedly mounted on the inner wall of the bottom side of any one cavity 2, a rotating rod 5 is rotatably mounted on the inner wall of the bottom side of the other cavity 2, a driving wheel 6 and a disc 7 are respectively fixedly sleeved on an output shaft of the motor 4 and the rotating rod 5, the inner walls of the two sides of the cavities 2 are slidably mounted with a same cross rod 10, a connecting rod 13 is fixedly mounted on one side of the cross rod 10, the top end of the connecting rod 13 penetrates through the rectangular hole 3 and extends out of the workbench 1, an extrusion bending die 14 is fixedly mounted on the top side of the disc 7, a plurality of adjusting grooves are equidistantly arranged on the top side of the disc 7, a long hole 17 is formed in one side of the cross rod 10, an adjusting rod 18 is arranged in the long hole 17, and a straight hole 19 is formed in one side of the adjusting rod 18, and two clamping rods 20 are respectively slidably mounted in the straight hole 19, two L-shaped holes 22 are respectively formed in the inner wall of the top side of the straight hole 19, two operation windows 23 are respectively formed in the inner wall of one side of the cavity 2, baffle plates 24 are hinged in the two operation windows 23, one side of a hinge 25 is fixedly connected to one side of the workbench 1, the other side of the hinge 25 is fixedly mounted on the baffle plate 24, a handle 26 is fixedly mounted to one side of the baffle plate 24, two push blocks 27 are respectively slidably mounted to one side of the workbench 1, fixing grooves 29 are formed in the inner walls of the two sides of the operation windows 23, inserting rods 30 are slidably mounted in the fixing grooves 29, the same wire hole 32 is formed in the inner wall of one side, one end of the two inserting rods 30 is fixedly connected to the same three-head rope 33, and the other end of the three-head rope 33 is fixedly connected to the push blocks 27.
In the invention, the inner walls of two cavities 2 close to each other are provided with the same through hole 8, the two driving wheels 6 are sleeved with the same conveyor belt 9, and the conveyor belts 9 are matched with the through holes 8.
In the invention, the inner walls of two sides of the cavity 2 are both provided with sliding grooves 11, sliding blocks 12 are arranged in the sliding grooves 11 in a sliding manner, and one sides of the two sliding blocks 12 close to each other are fixedly arranged on the same cross bar 10.
In the invention, the inner walls of the two sides of the adjusting groove are provided with clamping grooves 16, and the clamping grooves 16 are matched with the clamping rods 20.
In the invention, one end of each of the two clamping rods 20 close to each other is fixedly connected with the same first spring 21.
In the present invention, one end of the L-shaped rod 15 is fixedly mounted on the top side of each of the two clamping rods 20, and the other end of the L-shaped rod 15 penetrates through the L-shaped hole 22 and extends out of the adjusting rod 18.
In the invention, slots 28 are formed on both sides of the baffle plate 24, and the insertion rod 30 is matched with the slots 28.
In the present invention, one end of the second spring 31 is fixedly connected to an inner wall of one side of the fixing groove 29, and the other end of the second spring 31 is fixedly connected to the insert rod 30.
EXAMPLE III
Referring to fig. 1-5, a metal edge bending die for an air conditioner outdoor unit comprises a workbench 1, cavities 2 are respectively formed in two sides of the workbench 1, rectangular holes 3 are formed in the inner walls of the top sides of the cavities 2, a motor 4 is fixedly mounted on the inner wall of the bottom side of any one cavity 2, a rotating rod 5 is rotatably mounted on the inner wall of the bottom side of the other cavity 2, a driving wheel 6 and a disc 7 are respectively fixedly sleeved on an output shaft of the motor 4 and the rotating rod 5, the inner walls of the two sides of the cavities 2 are slidably mounted with a same cross rod 10, a connecting rod 13 is fixedly mounted on one side of the cross rod 10, the top end of the connecting rod 13 penetrates through the rectangular hole 3 and extends out of the workbench 1, an extrusion bending die 14 is fixedly mounted on the top side of the disc 7, a plurality of adjusting grooves are equidistantly arranged on the top side of the disc 7, a long hole 17 is formed in one side of the cross rod 10, an adjusting rod 18 is arranged in the long hole 17, and a straight hole 19 is formed in one side of the adjusting rod 18, and two clamping rods 20 are respectively slidably mounted in the straight hole 19, two L-shaped holes 22 are respectively formed in the inner wall of the top side of the straight hole 19, two operation windows 23 are respectively formed in the inner wall of one side of the cavity 2, baffle plates 24 are hinged in the two operation windows 23, one side of a hinge 25 is fixedly connected to one side of the workbench 1, the other side of the hinge 25 is fixedly mounted on the baffle plate 24, a handle 26 is fixedly mounted to one side of the baffle plate 24, two push blocks 27 are respectively slidably mounted to one side of the workbench 1, fixing grooves 29 are formed in the inner walls of the two sides of the operation windows 23, inserting rods 30 are slidably mounted in the fixing grooves 29, the same wire hole 32 is formed in the inner wall of one side, one end of the two inserting rods 30 is fixedly connected to the same three-head rope 33, and the other end of the three-head rope 33 is fixedly connected to the push blocks 27.
In the invention, the inner walls of two cavities 2 close to each other are provided with the same through hole 8, the two driving wheels 6 are sleeved with the same conveyor belt 9, and the conveyor belts 9 are matched with the through holes 8.
In the invention, the inner walls of two sides of the cavity 2 are dug with sliding grooves 11, the sliding blocks 12 are arranged in the sliding grooves 11 in a sliding way, and one sides of the two sliding blocks 12 close to each other are fixedly arranged on the same cross bar 10.
In the invention, the inner walls of the two sides of the adjusting groove are provided with clamping grooves 16, and the clamping grooves 16 are matched with the clamping rods 20.
In the invention, one end of each of the two clamping rods 20 close to each other is fixedly welded with the same first spring 21.
In the present invention, one end of the L-shaped rod 15 is fixedly mounted on the top side of each of the two clamping rods 20, and the other end of the L-shaped rod 15 penetrates through the L-shaped hole 22 and extends out of the adjusting rod 18.
In the invention, slots 28 are formed on both sides of the baffle plate 24, and the insertion rod 30 is matched with the slots 28.
In the present invention, one end of the second spring 31 is fixedly welded to the inner wall of one side of the fixing groove 29, and the other end of the second spring 31 is fixedly welded to the insertion rod 30.
In the invention, if the bending degree of the metal strip is to be adjusted, firstly, the push block 27 is shifted to simultaneously pull the two insert rods 30 through the three-head rope 33, when the insert rods 30 are moved out of the slots 28, the handle 26 can be pulled to open the baffle plate 24 at the moment, then the two L-shaped rods 15 are pinched through the operation window 23 to be moved out of the clamping grooves 16, then the adjusting rods 18 are inserted into the corresponding adjusting grooves according to the actually required bending degree, after the L-shaped rods 15 are loosened, the two clamping rods 20 are clamped with the clamping grooves 16 again under the action of the first spring 21, then the motor 4 is started to drive the driving wheel 6 to rotate, at the moment, the two circular discs 7 are forced to synchronously rotate under the coordination of the conveyor belt 9, and then the transverse rod 10 drives the extrusion bending die 14 on the connecting rod 13 to slide, so as to achieve extrusion bending of the metal strip.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides an outer quick-witted metal strake mould of bending of air conditioner, includes workstation (1), its characterized in that, cavity (2) have all been seted up to the both sides of workstation (1), and seted up on the inner wall on cavity (2) top side rectangular hole (3), fixed mounting has motor (4) on the inner wall of arbitrary cavity (2) bottom side, and rotates on the inner wall of another cavity (2) bottom side and install dwang (5), it respectively fixedly cup joints drive wheel (6) and disc (7) to equally divide on the output shaft of motor (4) and dwang (5), slidable mounting has same horizontal pole (10) on the inner wall of cavity (2) both sides, and one side fixed mounting of horizontal pole (10) has connecting rod (13), and the top of connecting rod (13) runs through rectangular hole (3), extends outside workstation (1) to fixed mounting has extrusion mould of bending (14), the top side of disc (7) is equidistant to be equipped with a plurality of adjustment tank, one side of the cross rod (10) is provided with a long hole (17), an adjusting rod (18) is arranged in the long hole (17), one side of the adjusting rod (18) is provided with a straight hole (19), two clamping rods (20) are respectively and slidably arranged in the straight hole (19), two L-shaped holes (22) are respectively arranged on the inner wall of the top side of the straight hole (19), two operation windows (23) are respectively arranged on the inner wall of one side of the cavity (2), baffle plates (24) are respectively hinged in the two operation windows (23), one side of the workbench (1) is fixedly connected with one side of a hinge (25), the other side of the hinge (25) is fixedly arranged on the baffle plates (24), one side of each baffle plate (24) is fixedly provided with a handle (26), one side of the workbench (1) is respectively and slidably arranged with two push blocks (27), fixing grooves (29) are respectively arranged on the inner walls of two sides of the operation windows (23), and slidable mounting has inserted bar (30) in fixed slot (29), has all seted up same line hole (32) on two fixed slots (29) keep away from the inner wall of one side each other, and the one end fixedly connected with that two inserted bars (30) kept away from each other is same three rope (33), and the other end fixed connection of three rope (33) is on ejector pad (27).
2. The metal edge strip bending die for the outdoor unit of the air conditioner as claimed in claim 1, wherein the same through hole (8) is formed in the inner wall of the side, close to each other, of the two cavities (2), the same conveyor belt (9) is sleeved on the two driving wheels (6), and the conveyor belt (9) is matched with the through hole (8).
3. The metal edge strip bending die for the outdoor unit of the air conditioner as claimed in claim 1, wherein sliding grooves (11) are formed in inner walls of two sides of the cavity (2), sliding blocks (12) are slidably mounted in the sliding grooves (11), and one sides of the two sliding blocks (12) close to each other are fixedly mounted on the same cross bar (10).
4. The metal edge strip bending die for the outdoor unit of the air conditioner as claimed in claim 1, wherein clamping grooves (16) are formed in inner walls of two sides of the adjusting groove, and the clamping grooves (16) are matched with the clamping rods (20).
5. The metal edge strip bending die for the outdoor unit of the air conditioner as claimed in claim 1, wherein one end of each of the two clamping bars (20) adjacent to each other is fixedly connected with a same first spring (21).
6. The metal edge strip bending die for the outdoor unit of the air conditioner as claimed in claim 1, wherein one end of the L-shaped rod (15) is fixedly mounted at the top side of each of the two clamping rods (20), and the other end of the L-shaped rod (15) penetrates through the L-shaped hole (22) and extends out of the adjusting rod (18).
7. The metal edge strip bending die for the outdoor unit of the air conditioner as claimed in claim 1, wherein slots (28) are formed in both sides of the baffle (24), and the insertion rod (30) is matched with the slots (28).
8. The metal edge strip bending die for the outdoor unit of the air conditioner as claimed in claim 1, wherein one end of a second spring (31) is fixedly connected to an inner wall of one side of the fixing groove (29), and the other end of the second spring (31) is fixedly connected to the insert rod (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110585538.3A CN113305212A (en) | 2021-05-27 | 2021-05-27 | Metal edge strip bending die for air conditioner external unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110585538.3A CN113305212A (en) | 2021-05-27 | 2021-05-27 | Metal edge strip bending die for air conditioner external unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113305212A true CN113305212A (en) | 2021-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110585538.3A Withdrawn CN113305212A (en) | 2021-05-27 | 2021-05-27 | Metal edge strip bending die for air conditioner external unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN113305212A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114346595A (en) * | 2021-12-15 | 2022-04-15 | 江门市新会区浩潮五金制品有限公司 | Processing method of streamline handle |
-
2021
- 2021-05-27 CN CN202110585538.3A patent/CN113305212A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114346595A (en) * | 2021-12-15 | 2022-04-15 | 江门市新会区浩潮五金制品有限公司 | Processing method of streamline handle |
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Application publication date: 20210827 |