CN112775327A - Fixing device for heat exchanger expansion pipe - Google Patents
Fixing device for heat exchanger expansion pipe Download PDFInfo
- Publication number
- CN112775327A CN112775327A CN202011555445.8A CN202011555445A CN112775327A CN 112775327 A CN112775327 A CN 112775327A CN 202011555445 A CN202011555445 A CN 202011555445A CN 112775327 A CN112775327 A CN 112775327A
- Authority
- CN
- China
- Prior art keywords
- guide rail
- plate
- piece
- positioning
- fixedly connected
- 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
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 238000003825 pressing Methods 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 31
- 229910052802 copper Inorganic materials 0.000 abstract description 31
- 239000010949 copper Substances 0.000 abstract description 31
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- 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
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
- B21D39/08—Tube expanders
-
- 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
- B21D53/06—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers of metal tubes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The fixing device for the heat exchanger expansion tube comprises a rack, a supporting platform and a pressing plate, wherein the supporting platform is positioned in the rack and is arranged opposite to the pressing plate; the fixing device comprises a first guide rail, a second guide rail, a first connecting rod, a first driving piece, a second driving piece, a positioning plate, a positioning mechanism and a driven mechanism, wherein the first driving piece and the second driving piece are connected to the positioning plate, the driven mechanism comprises a transmission assembly and a driven assembly, the positioning mechanism comprises a third guide rail, a first connecting plate, a connecting piece and a positioning piece, the third guide rail is fixedly connected to the pressing plate, the first connecting plate is slidably connected to the third guide rail, and the connecting piece is fixedly connected to the first connecting plate. First driving piece drive clamp plate removes in order to carry out the location of vertical direction to the copper pipe, and the setting element removes and carries out the location of horizontal direction to the copper pipe along with positioning mechanism to realize automatic fixed copper pipe, carry out accurate control to the copper pipe location, copper pipe fixed position is unchangeable when the expand tube of every turn, steadily carries out the atmospheric pressure expand tube.
Description
Technical Field
The invention belongs to the technical field of heat exchanger manufacturing, and particularly relates to a fixing device for a heat exchanger expansion pipe.
Background
The heat exchanger is used as a main working part of an air conditioner, the main structure of the heat exchanger is a copper pipe after pipe expansion, and the existing copper pipe expansion method comprises mechanical pipe expansion, hydraulic pipe expansion equipment and pneumatic pipe expansion. Because mechanical type expand tube equipment requires highly to the axiality, consequently easily cause by equipment wearing and tearing and cause harmful effects to the axiality, lead to the copper pipe expand tube uneven to cost waste and quality hidden danger appear, the fluid pressure type expand tube equipment then remains the liquid that is difficult to wash in the copper pipe inner wall, and the production beat is slower, is unfavorable for industrial scale production. Therefore, the pneumatic expansion pipe is suitable for industrial large-scale production of the copper pipe expansion pipe. However, in the present pneumatic tube expansion process, the copper tube is fixed mainly by manually positioning the copper tube by a production line worker to realize pneumatic tube expansion, and the fixed position of the copper tube is difficult to realize accurate positioning control due to manual positioning, so that the fixed position of the copper tube is changed every time of tube expansion, and the pneumatic tube expansion cannot be stably performed.
Disclosure of Invention
The invention mainly aims to provide a fixing device for a heat exchanger expansion pipe, which can be automatically positioned.
In order to achieve the main purpose, the fixing device for the heat exchanger expansion tube provided by the invention comprises a rack, a supporting platform and a pressing plate, wherein the supporting platform is positioned in the rack and is arranged opposite to the pressing plate; the fixing device comprises a first guide rail, a second guide rail, a first connecting rod, a first driving piece, a second driving piece, a positioning plate, a positioning mechanism and a driven mechanism, wherein the first guide rail is positioned on the first connecting rod, the second guide rail is positioned on the rack, the first connecting rod is connected to the second guide rail in a sliding manner, the extending direction of the first guide rail is perpendicular to the extending direction of the second guide rail, the first driving piece and the second driving piece are both connected to the positioning plate, the first driving piece is fixedly connected to the pressing plate, the driven mechanism is connected to the second driving piece, the positioning mechanism is fixedly connected to the driven mechanism, and the pressing plate is positioned between the positioning plate and the supporting; the driven mechanism comprises a transmission component and a driven component, the two sides of the second driving piece are respectively provided with the driven component, and the transmission component is connected to the output end of the second driving piece; the positioning mechanism comprises a third guide rail, a first connecting plate, a connecting piece and a positioning piece, the third guide rail is fixedly connected to the pressing plate, the first connecting plate is slidably connected to the third guide rail, the connecting piece is fixedly connected to the first connecting plate, the positioning piece is fixedly connected to one end of the connecting piece, and the positioning piece is located between the pressing plate and the supporting platform.
It is visible by above-mentioned scheme, the copper pipe that needs to carry out the atmospheric pressure expand tube is placed in the saddle, and first driving piece drive clamp plate removes in order to carry out the location of vertical direction to the copper pipe, and the second driving piece drives positioning mechanism through receiving actuating mechanism and removes, and the setting element removes and carries out the location of horizontal direction to the copper pipe along with positioning mechanism to realize automatic fixed copper pipe, carry out accurate control to the copper pipe location, copper pipe fixed position is unchangeable during the expand tube of every turn, steadily carries out the atmospheric pressure expand tube.
Preferably, the transmission assembly comprises a belt wheel and a double-end screw, the double-end screw is fixedly connected to the belt wheel, and the belt wheel is connected to the output end of the second driving piece.
Furthermore, each thread part of the double-thread screw is respectively connected with a driven component.
Further, the driven assembly comprises a second connecting plate, a transmission column and a fixing block, the second connecting plate is connected to the first guide rail in a sliding mode, the transmission column is fixedly connected to the fixing block, and the fixing block is fixedly connected to the second connecting plate.
Further, the thread part of the double-thread screw is in threaded connection with the inner wall of the thread of the transmission column.
Preferably, the connector is a tee.
Furthermore, the positioning piece is of a strip-shaped structure.
Furthermore, the positioning mechanism comprises a sliding rod and a connecting sleeve, one end of the sliding rod is fixedly inserted into the connecting sleeve, and the connecting sleeve is fixedly connected to the first connecting plate.
Furthermore, the positioning mechanism comprises a fixed sleeve and a limiting ring, the sliding rod penetrates through the fixed sleeve and the limiting ring, the fixed sleeve is fixedly connected to the driven component, the limiting ring is fixedly connected to the sliding rod, and the limiting ring, the fixed sleeve, the connecting sleeve and the first connecting plate are sequentially arranged.
Further, the first driving part is an air cylinder, and the second driving part is a motor; the number of the first connecting rods is two, each first connecting rod is fixedly connected with two first guide rails respectively, and two ends of each first connecting rod are connected with a second guide rail respectively in a sliding mode.
Drawings
The invention is further illustrated by means of the attached drawings, but the embodiments in the drawings do not constitute any limitation to the invention, and for a person skilled in the art, other drawings can be derived on the basis of the following drawings without inventive effort.
FIG. 1 is a block diagram of an embodiment of a fixture according to the present invention.
Fig. 2 is an enlarged view of a portion of the structure shown in fig. 1.
FIG. 3 is a partial block diagram of an embodiment of a testing apparatus according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and 2, the fixing device 100 for a heat exchanger tube expansion provided in this embodiment includes a frame 1, a pallet 2, and a pressing plate 3, where the pallet 2 is located in the frame 1, the frame 1 is placed horizontally with four legs, the pallet 2 and the pressing plate 3 are arranged oppositely, and the number of the pallet 2 is two. The fixing device 100 further includes a first guide rail 5, a second guide rail 6, a first connecting rod 7, a first driving member 8, a second driving member 9, a positioning plate 10, a positioning mechanism 11 and a driven mechanism 12, the first guide rail 5 is located on the first connecting rod 7, the second guide rail 6 is located on the rack 1, the first connecting rod 7 is slidably connected to the second guide rail 6 through a slider, an extending direction of the first guide rail 5 is perpendicular to an extending direction of the second guide rail 6, the first driving member 8 and the second driving member 9 are both connected to the positioning plate 10, the first driving member 8 is fixedly connected to the pressing plate 3, the driven mechanism 12 is connected to the second driving member 9, the positioning mechanism 11 is fixedly connected to the driven mechanism 12, the pressing plate 3 is located between the positioning plate 10 and the pallet 2, the first driving member 8 is an air cylinder, and the second driving member 9 is a. The number of the first connecting rods 7 is two, each first connecting rod 7 is fixedly provided with two first guide rails 5, and two ends of each first connecting rod 7 are slidably connected with a second guide rail 6 through sliding blocks. In this embodiment, the second driving member 9 is screwed to the L-shaped plate, the L-shaped plate is screwed to the positioning plate 10, and the second driving member 9 is detachably and fixedly connected to the positioning plate 10 through the L-shaped plate.
The driven mechanism 12 comprises a transmission component 13 and a driven component 15, the two sides of the second driving component 9 are respectively provided with the driven component 15, and the transmission component 13 is connected to the output end of the second driving component 9.
The transmission assembly 13 includes a belt wheel 16 and a double-threaded screw 17, the double-threaded screw 17 is fixedly connected to the belt wheel 16, the belt of the belt wheel 16 is connected to the output end of the second driving member 9, and each threaded portion of the double-threaded screw 17 is connected to a driven assembly 15. The T-shaped plate of the transmission component 13 is in threaded connection with the positioning plate 10, a bearing is arranged in a through hole of the T-shaped plate, and the double-threaded screw 17 penetrates through the bearing and abuts against an inner ring of the bearing.
The driven component 15 comprises a second connecting plate 18, a transmission column 19 and a fixed block 20, the second connecting plate 18 is connected to the first guide rail 5 in a sliding mode, the transmission column 19 is fixedly connected to the fixed block 20 through threads, the fixed block 20 is fixedly connected to the second connecting plate 18, the thread part of the double-thread screw 17 is connected to the inner wall of the thread of the transmission column 19 through threads, and the transmission column 19 is a stepped cylinder.
Referring to fig. 1 to 3, the number of the positioning mechanisms 11 is two, and the two positioning mechanisms 11 are symmetrically arranged with respect to the positioning plate 10. The positioning mechanism 11 includes a first connecting plate 21, a third guide rail 22, a connecting member 23 and a positioning member 24, the third guide rail 22 is fixedly connected to the pressing plate 3, the first connecting plate 21 is slidably connected to the third guide rail 22, the connecting member 23 is fixedly connected to the first connecting plate 21, one end of the connecting member 23 is fixedly connected to the positioning member 24, and the positioning member 24 is located between the pressing plate 3 and the pallet 2.
The connecting piece 23 is a T-shaped piece, the positioning piece 24 is an elongated structure, and the extending direction of the positioning piece 24 is parallel to the extending direction of the second guide rail 6.
Each positioning mechanism is provided with two connecting pieces 23 and a positioning piece 24, the transverse part of each connecting piece 23 is abutted against the first connecting plate 21, and the vertical part of each connecting piece 23 penetrates through the pressing plate 3 and is fixedly connected with the positioning piece 24 through threads.
Each positioning mechanism 11 comprises a sliding rod 25 and a connecting sleeve 26, one end of the sliding rod 25 is fixedly inserted into the connecting sleeve 26 and realizes interference fit between the sliding rod 25 and the connecting sleeve 26, and the connecting sleeve 26 is fixedly connected to the first connecting plate 21 through threads.
The positioning mechanism 11 comprises a fixing sleeve 27 and a limiting ring 28, the sliding rod 25 penetrates through the fixing sleeve 27 and the limiting ring 28, the fixing sleeve 27 is fixedly connected to the driven component 15, the limiting ring 28 is fixedly connected to the sliding rod 25, and the limiting ring 28, the fixing sleeve 27, the second connecting plate 18, the connecting sleeve 26 and the first connecting plate 21 are sequentially arranged.
Referring to fig. 1 to 3, an external control device such as an industrial personal computer controls a first driving part 8 and a second driving part 9 through a preset program such as a PLC, a copper pipe to be subjected to pneumatic tube expansion is placed on a supporting platform 2, the first driving part 8 drives a pressing plate 3 to move, a sliding rod 25 penetrates through a second connecting plate 18 and moves synchronously with the pressing plate 3, a limiting ring 28 limits the sliding rod 25, and the first driving part 8 drives the pressing plate 3 to move so as to position the copper pipe in the vertical direction; the output end of the second driving part 9 drives the double-threaded screw 17 to rotate through the belt wheel 16, the double-threaded screw 17 drives the fixing block 20 to move along the first guide rail 5 through threaded connection, the fixing block 20 drives the sliding rod 25 to move in the same direction through the second connecting plate 18, the sliding rod 25 sequentially passes through the connecting sleeve 26, the first connecting plate 21 sequentially drives the connecting piece 23, the positioning piece 24 moves along the third guide rail 22 to enable the two positioning pieces 24 to position the copper pipe in the horizontal direction, the positioning mechanism 11 moves along the third guide rail 22 under the driving of the second driving part 9 due to the matching of the sliding rod 25 and the second connecting plate 18, so that the automatic fixing of the copper pipe is realized, the fixing device 100 accurately controls the positioning of the copper pipe, the fixed position of the copper pipe is unchanged during pipe expansion at each time.
Therefore, first driving piece 8 drives clamp plate 3 and removes in order to carry out the location of vertical direction to the copper pipe, second driving piece 9 drives positioning mechanism 11 through driven mechanism 12 and removes, setting element 24 removes and carries out the location of horizontal direction to the copper pipe along with positioning mechanism 11, thereby realize the automatic fixed copper pipe, fixing device 100 carries out accurate control to the copper pipe location, copper pipe fixed position is unchangeable when the expand tube at every turn, the atmospheric pressure expand tube steadily carries out, avoid taking place the offset because of changing the heat exchange tube, the location effect to the heat exchange tube has been guaranteed, make the physiosis core mouth can accurately stretch into in the heat exchange tube, the precision of expand tube processing has been improved, quality and efficiency.
Finally, it should be emphasized that the present invention is not limited to the above-described embodiments, but only the preferred embodiments of the invention have been described above, and the present invention is not limited to the above-described embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A fixing device for a heat exchanger expand tube is characterized in that:
the fixing device comprises a rack, a supporting platform and a pressing plate, wherein the supporting platform is positioned in the rack and is arranged opposite to the pressing plate;
the fixing device comprises a first guide rail, a second guide rail, a first connecting rod, a first driving piece, a second driving piece, a positioning plate, a positioning mechanism and a driven mechanism, the first guide rail is positioned on the first connecting rod, the second guide rail is positioned on the rack, the first connecting rod is connected to the second guide rail in a sliding manner, the extending direction of the first guide rail is perpendicular to the extending direction of the second guide rail, the first driving piece and the second driving piece are both connected to the positioning plate, the first driving piece is fixedly connected to the pressing plate, the driven mechanism is connected to the second driving piece, the positioning mechanism is fixedly connected to the driven mechanism, and the pressing plate is positioned between the positioning plate and the supporting platform;
the driven mechanism comprises a transmission component and a driven component, the driven component is respectively arranged on two sides of the second driving piece, and the transmission component is connected to the output end of the second driving piece;
positioning mechanism includes third guide rail, first even board, connecting piece and setting element, third guide rail fixed connection in the clamp plate, first link plate sliding connection in the third guide rail, connecting piece fixed connection in first even board, the one end fixedly connected with of connecting piece the setting element, the setting element is located the clamp plate with between the saddle.
2. A fastening device according to claim 1, wherein:
the transmission assembly comprises a belt wheel and a double-end screw, the double-end screw is fixedly connected with the belt wheel, and a belt of the belt wheel is connected with the output end of the second driving piece.
3. A fastening device according to claim 2, wherein:
each thread part of the double-thread screw is respectively connected with one driven component.
4. A fastening device according to claim 3, wherein:
the driven assembly comprises a second connecting plate, a transmission column and a fixed block, the second connecting plate is slidably connected with the first guide rail, the transmission column is fixedly connected with the fixed block, and the fixed block is fixedly connected with the second connecting plate.
5. A fastening device according to claim 4, wherein:
the thread part of the double-thread screw is in threaded connection with the inner wall of the thread of the transmission column.
6. A fastening device according to claim 1, wherein:
the connecting piece is a T-shaped piece.
7. A fastening device according to claim 6, wherein:
the positioning piece is of a strip-shaped structure.
8. A fastening device according to claim 7, wherein:
the positioning mechanism comprises a sliding rod and a connecting sleeve, one end of the sliding rod is fixedly inserted into the connecting sleeve, and the connecting sleeve is fixedly connected with the first connecting plate.
9. A fastening device according to claim 8, wherein:
positioning mechanism includes fixed cover and spacing ring, the slide bar passes fixed cover with the spacing ring, fixed cover fixed connection in the driven subassembly, spacing ring fixed connection in the slide bar, the spacing ring fixed cover the adapter sleeve with first link plate arranges in proper order.
10. A fastening device according to any one of claims 1 to 9, wherein:
the first driving part is an air cylinder, and the second driving part is a motor;
the number of the first connecting rods is two, each first connecting rod is fixedly connected with two first guide rails respectively, and two ends of each first connecting rod are connected with one second guide rail respectively in a sliding mode.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2020113168576 | 2020-11-20 | ||
| CN202011316857 | 2020-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112775327A true CN112775327A (en) | 2021-05-11 |
Family
ID=75752296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011555445.8A Pending CN112775327A (en) | 2020-11-20 | 2020-12-24 | Fixing device for heat exchanger expansion pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112775327A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114160687A (en) * | 2021-11-25 | 2022-03-11 | 绥阳县华丰电器有限公司 | Condenser pipe flaring equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201208629Y (en) * | 2008-05-14 | 2009-03-18 | 郑良才 | Movable swaging frame device of horizontal type tube expanding machine |
| CN101733333A (en) * | 2010-02-06 | 2010-06-16 | 中山市奥美森工业有限公司 | Tube expander |
| CN105921631A (en) * | 2016-05-19 | 2016-09-07 | 马鞍山九天智控科技有限公司 | Automatic locating device, bender system employing automatic locating device and plate bending method |
| CN110355290A (en) * | 2019-07-23 | 2019-10-22 | 中山精达特克机械有限公司 | A kind of horizontal type tube expanding machine |
| CN110722299A (en) * | 2019-11-26 | 2020-01-24 | 珠海格力电器股份有限公司 | Positioning and clamping device and heat exchanger production line |
| CN210358925U (en) * | 2019-01-03 | 2020-04-21 | 天津盛九电子有限公司 | Pneumatic multi-point clamping mechanism for stamping parts |
| CN111112487A (en) * | 2020-01-14 | 2020-05-08 | 格力电器（重庆）有限公司 | Heat exchanger handling device and automatic device for heat exchanger tube expansion process |
| CN111299439A (en) * | 2020-04-07 | 2020-06-19 | 珠海格力智能装备有限公司 | Automatic positioning structure and expanding tube flaring system |
| CN211161575U (en) * | 2019-10-23 | 2020-08-04 | 天津孔方科技有限公司 | Frock clamp that metal stamping workpiece used |
| CN111644523A (en) * | 2020-07-08 | 2020-09-11 | 四川省富兴电力金具制造有限公司 | Full-automatic hydraulic pressure staple bolt apparatus for producing |
| CN111672958A (en) * | 2020-07-16 | 2020-09-18 | 魏秀丽 | Planking stamping forming device is used in computer production |
-
2020
- 2020-12-24 CN CN202011555445.8A patent/CN112775327A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201208629Y (en) * | 2008-05-14 | 2009-03-18 | 郑良才 | Movable swaging frame device of horizontal type tube expanding machine |
| CN101733333A (en) * | 2010-02-06 | 2010-06-16 | 中山市奥美森工业有限公司 | Tube expander |
| CN105921631A (en) * | 2016-05-19 | 2016-09-07 | 马鞍山九天智控科技有限公司 | Automatic locating device, bender system employing automatic locating device and plate bending method |
| CN210358925U (en) * | 2019-01-03 | 2020-04-21 | 天津盛九电子有限公司 | Pneumatic multi-point clamping mechanism for stamping parts |
| CN110355290A (en) * | 2019-07-23 | 2019-10-22 | 中山精达特克机械有限公司 | A kind of horizontal type tube expanding machine |
| CN211161575U (en) * | 2019-10-23 | 2020-08-04 | 天津孔方科技有限公司 | Frock clamp that metal stamping workpiece used |
| CN110722299A (en) * | 2019-11-26 | 2020-01-24 | 珠海格力电器股份有限公司 | Positioning and clamping device and heat exchanger production line |
| CN111112487A (en) * | 2020-01-14 | 2020-05-08 | 格力电器（重庆）有限公司 | Heat exchanger handling device and automatic device for heat exchanger tube expansion process |
| CN111299439A (en) * | 2020-04-07 | 2020-06-19 | 珠海格力智能装备有限公司 | Automatic positioning structure and expanding tube flaring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114160687A (en) * | 2021-11-25 | 2022-03-11 | 绥阳县华丰电器有限公司 | Condenser pipe flaring equipment |
| CN114160687B (en) * | 2021-11-25 | 2023-09-12 | 绥阳县华丰电器有限公司 | Condenser pipe flaring equipment |
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Application publication date: 20210511 |