CN202952046U - Punching and cutting production line for supporting plate of solar water heater - Google Patents
Punching and cutting production line for supporting plate of solar water heater Download PDFInfo
- Publication number
- CN202952046U CN202952046U CN 201220649975 CN201220649975U CN202952046U CN 202952046 U CN202952046 U CN 202952046U CN 201220649975 CN201220649975 CN 201220649975 CN 201220649975 U CN201220649975 U CN 201220649975U CN 202952046 U CN202952046 U CN 202952046U
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- Prior art keywords
- plate
- frame
- cutting
- punching
- production line
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- Expired - Fee Related
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- 238000005520 cutting process Methods 0.000 title claims abstract description 48
- 238000004080 punching Methods 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title 1
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 239000011901 water Substances 0.000 claims abstract description 13
- 230000000875 corresponding Effects 0.000 claims abstract description 4
- 238000009499 grossing Methods 0.000 claims description 16
- 239000000463 materials Substances 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 9
- 280000730645 ONE Production companies 0.000 abstract 1
- 238000005516 engineering processes Methods 0.000 description 3
- 238000000034 methods Methods 0.000 description 3
- 238000009795 derivation Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 1
Abstract
The utility model provides a punching and cutting production line for a supporting plate of a solar water heater. The punching and cutting production line comprises a punching machine, wherein a push rod, a base, a punching plate and a hole plate are arranged on a rack of the punching machine, the punching plate is arranged on the push rod and provided with a plurality of punches, the hole plate is arranged on the base and provided with punched holes corresponding to the punches, a leveling mechanism is arranged at the front end of the punching machine, an uncoiling mechanism is arranged at the front end of the leveling mechanism, a fixed length cutting mechanism is arranged at the rear end of the punching machine, and a servo receiving mechanism is arranged at the rear end of the fixed length cutting mechanism. With adoption of the technical scheme, the uncoiling, leveling, punching, fixed length cutting and receiving of large steel plate tape coils can be continuously completed in one production line, the production efficiency is higher, and no missed punching phenomenon of mounting holes exists; and after the steel plate coil is positioned on the production line laterally, a cylinder of the fixed length cutting device pushes a cutter to conduct fixed length cutting to steel plates, so as to ensure the consistent length of supporting plates, as well as no position deviation of the punched holes.
Description
Technical field
The utility model belongs to solar water heater manufacturing technology field, relates to a kind of rack of solar water heater plate die cut production line.
Background technology
Cut into fritter after the steel plate roll coil of strip expansion of the supporting plate of solar water heater by large volume, with making after stamping machine punching thereon.In traditional processing technology, shearing and punching complete respectively in two procedures, and job order is first to shear, then punching, and its continuous production is poor, and operating personnel are many, and deviation easily appears in punching position.
The utility model content
The utility model is in prior art, punch work poor continuity on the rack of solar water heater plate, operating personnel are many, the problem of deviation easily appears in punching position, a kind of rack of solar water heater plate die cut production line is provided, include a stamping machine, on the frame of stamping machine, push rod is installed, support, punching and orifice plate, punching is arranged on push rod, a plurality of drifts are arranged on punching, orifice plate is arranged on support, a plurality of punchings corresponding with drift are arranged on orifice plate, at the stamping machine front end, straightening mechanism is installed, at the straightening mechanism front end, unreeling structure is installed, in the stamping machine rear end, the fixed length cutting mechanism is installed, in fixed length cutting mechanism rear end, servo receiving mechanism is installed.
Unreeling structure by unreeling frame, unreeling shaft, unreel motor, baffle plate forms, the steel plate roll coil of strip is arranged on unreeling shaft, unreeling shaft is arranged on and unreels on frame, unreel in frame to be equipped with and unreel motor, the belt that unreels motor connects an end of unreeling shaft, and the baffle plate of the steel plate roll coil of strip is installed on the other end of unreeling shaft.
Straightening mechanism is comprised of smoothing frame, guide-in roller, pad roller, pressure roller, pressing plate, derivation plate and side locating shaft, guide-in roller is arranged on smoothing frame front end, the pad roller is arranged on the smoothing frame, pressure roller is arranged on the pressing plate lower end over against the pad roller, pressing plate is connected on the smoothing frame with spring, derives plate and side locating shaft and is arranged on the smoothing frame rear end.
The fixed length cutting mechanism is comprised of cutting frame, hold-down head, return spring, cutting knife and cylinder, front end in the cutting frame is equipped with locating shaft, in cutting frame upper end, hold-down head and cutting knife are installed, the top of hold-down head is fixed on the upper end of cutting frame with return spring, cutting knife is arranged on and compresses first side, its upper end connects cylinder, and cylinder is arranged on cutting frame upper end, and the rear and front end of cutting frame connects respectively stamping machine and servo receiving mechanism with carriage.
Servo receiving mechanism is comprised of baffle plate and the car that connects material, and baffle plate fixes on the ground, and the car that connects material is arranged on by baffle plate, under the supporting plate of the car that connects material, wheel is installed.
Adopt technique scheme, on a production line, the steel plate roll coil of strip of large volume, from unreeling smoothing, punching, fixed length cutting, finally arrives rewinding, completes continuously, and production efficiency is higher; In production line continuous productive process process, the hole on steel plate not there will be leakage to rush phenomenon; Steel plate strip is on production line behind the side direction location, and punching hole thereon not there will be position deviation; On production line, the cylinder of fixed-length cutting device promotion cutting knife carries out the fixed length cutting to steel plate, guarantees that the length of supporting plate is consistent.Therefore, after adopting the technical program, the supporting plate quality standard of producing is unified.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Embodiment: as shown in Figure 1, a kind of rack of solar water heater plate die cut production line, include a stamping machine 18, on the frame 17 of stamping machine 18, push rod 16 is installed, support 21, punching 19 and orifice plate 20, punching 19 is arranged on push rod 16, a plurality of drifts are arranged on punching 19, orifice plate 20 is arranged on support 21, a plurality of punchings corresponding with drift are arranged on orifice plate 20, at stamping machine 18 front ends, straightening mechanism 10 is installed, at the straightening mechanism front end, unreeling structure 6 is installed, in the stamping machine rear end, fixed length cutting mechanism 25 is installed, in fixed length cutting mechanism rear end, servo receiving mechanism 28 is installed,
Unreeling structure 6 by unreeling frame 2, unreeling shaft 4, unreel motor 1, baffle plate 3 forms, the steel plate roll coil of strip 5 is arranged on unreeling shaft 4, unreeling shaft 4 is arranged on and unreels on frame 2, unreel in frame 2 to be equipped with and unreel motor 1, the belt that unreels motor 1 connects an end of unreeling shaft 4, and the baffle plate 3 of the steel plate roll coil of strip is installed on the other end of unreeling shaft 4;
Straightening mechanism 10 is comprised of smoothing frame 13, guide-in roller 15, pad roller 14, pressure roller 9, pressing plate 8, derivation plate 12 and side locating shaft 11, guide-in roller 15 is arranged on smoothing frame 13 front ends, pad roller 14 is arranged on the smoothing frame, pressure roller 9 is arranged on pressing plate 8 lower ends over against pad roller 14, pressing plate 8 use springs 7 are connected on smoothing frame 13, derive plate 12 and side locating shaft 11 and are arranged on the smoothing frame rear end;
Fixed length cutting mechanism 25 is comprised of cutting frame 27, hold-down head 22, return spring 23, cutting knife 26 and cylinder 24, front end in cutting frame 27 is equipped with locating shaft, in cutting frame upper end, hold-down head 22 and cutting knife 26 are installed, the top of hold-down head 22 is fixed on the upper end of cutting frame with return spring 23, cutting knife 26 is arranged on hold-down head 22 1 sides, its upper end connects cylinder 24, cylinder 24 is arranged on cutting frame upper end, and the rear and front end of cutting frame connects respectively stamping machine 18 and servo receiving mechanism 28 with carriage;
Servo receiving mechanism 28 is comprised of baffle plate 29 and the car 30 that connects material, and baffle plate 29 fixes on the ground, and it is other that the car 30 that connects material is arranged on baffle plate 29, and the supporting plate of the car that connects material is equipped with wheel 32 31 times.
Claims (5)
1. rack of solar water heater plate die cut production line, include a stamping machine (18), on the frame (17) of stamping machine (18), push rod (16) is installed, support (21), punching (19) and orifice plate (20), punching (19) is arranged on push rod (16), punching has a plurality of drifts on (19), orifice plate (20) is arranged on support (21), a plurality of punchings corresponding with drift are arranged on orifice plate (20), it is characterized in that: at stamping machine (18) front end, straightening mechanism (10) is installed, at the straightening mechanism front end, unreeling structure (6) is installed, fixed length cutting mechanism (25) is installed in the stamping machine rear end, in fixed length cutting mechanism rear end, servo receiving mechanism (28) is installed.
2. rack of solar water heater plate die cut production line as claimed in claim 1, it is characterized in that: unreeling structure (6) by unreeling frame (2), unreeling shaft (4), unreel motor (1), baffle plate (3) forms, the steel plate roll coil of strip (5) is arranged on unreeling shaft (4), unreeling shaft (4) is arranged on and unreels on frame (2), unreel in frame (2) to be equipped with and unreel motor (1), the belt that unreels motor (1) connects an end of unreeling shaft (4), and the baffle plate (3) of the steel plate roll coil of strip is installed on the other end of unreeling shaft (4).
3. rack of solar water heater plate die cut production line as claimed in claim 1 or 2, it is characterized in that: straightening mechanism (10) is by smoothing frame (13), guide-in roller (15), pad roller (14), pressure roller (9), pressing plate (8), deriving plate (12) and side locating shaft (11) forms, guide-in roller (15) is arranged on smoothing frame (13) front end, pad roller (14) is arranged on the smoothing frame, pressure roller (9) is arranged on pressing plate (8) lower end over against pad roller (14), pressing plate (8) is connected on smoothing frame (13) with spring (7), derive plate (12) and side locating shaft (11) and be arranged on the smoothing frame rear end.
4. rack of solar water heater plate die cut production line as claimed in claim 3, it is characterized in that: fixed length cutting mechanism (25) is by cutting frame (27), hold-down head (22), return spring (23), cutting knife (26) and cylinder (24) form, front end in cutting frame (27) is equipped with locating shaft, hold-down head (22) and cutting knife (26) are installed in cutting frame upper end, the return spring for top (23) of hold-down head (22) is fixed on the upper end of cutting frame, cutting knife (26) is arranged on hold-down head (22) one sides, its upper end connects cylinder (24), cylinder (24) is arranged on cutting frame upper end, the rear and front end of cutting frame connects respectively stamping machine (18) and servo receiving mechanism (28) with carriage.
5. rack of solar water heater plate die cut production line as claimed in claim 4, it is characterized in that: servo receiving mechanism (28) is comprised of baffle plate (29) and the car that connects material (30), baffle plate (29) fixes on the ground, it is other that the car (30) that connects material is arranged on baffle plate (29), and wheel (32) is installed under the supporting plate of the car that connects material (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220649975 CN202952046U (en) | 2012-12-02 | 2012-12-02 | Punching and cutting production line for supporting plate of solar water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220649975 CN202952046U (en) | 2012-12-02 | 2012-12-02 | Punching and cutting production line for supporting plate of solar water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202952046U true CN202952046U (en) | 2013-05-29 |
Family
ID=48457641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220649975 Expired - Fee Related CN202952046U (en) | 2012-12-02 | 2012-12-02 | Punching and cutting production line for supporting plate of solar water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202952046U (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103921125A (en) * | 2014-04-17 | 2014-07-16 | 浙江德圣龙窗帘有限公司 | Aluminum venetian blind piece production device |
| CN104117587A (en) * | 2014-07-23 | 2014-10-29 | 昆山三景科技股份有限公司 | Mold for stamping aluminum buckle slab of flat-panel display |
| CN104668373A (en) * | 2015-03-19 | 2015-06-03 | 芜湖精锋园林机械科技有限公司 | Tool forming device sorting automatically |
| CN105057385A (en) * | 2015-08-05 | 2015-11-18 | 洛阳市优能自动化设备有限公司 | Operation method for full-automatic metal plate stamping and shearing integrated equipment |
| CN105414385A (en) * | 2015-12-06 | 2016-03-23 | 云南省玉溪市太标太阳能设备有限公司 | Printing and punching production line for solar water tank shells |
| CN105750633A (en) * | 2016-04-27 | 2016-07-13 | 泗县腾马汽车配件有限公司 | Plate cutting machine for cutting filter shell plate |
| CN105965274A (en) * | 2016-05-30 | 2016-09-28 | 德坤精密五金科技（苏州）有限公司 | Sheet metal part production line |
| CN106391825A (en) * | 2016-12-14 | 2017-02-15 | 台山市爱达电器厂有限公司 | High-precision cut-out device and high-precision punching cut-out equipment thereof |
| CN107552865A (en) * | 2017-10-17 | 2018-01-09 | 李俊强 | A kind of cutter plate collection device |
| CN107597886A (en) * | 2017-08-01 | 2018-01-19 | 滁州鸿博自动化设备有限公司 | A kind of easy-to-mount automatic press conveyer |
| CN107598005A (en) * | 2017-08-01 | 2018-01-19 | 滁州鸿博自动化设备有限公司 | A kind of automatic press conveyer easy to remove |
| CN109048382A (en) * | 2018-08-29 | 2018-12-21 | 绍兴市上虞区国恒制冷配件有限公司 | A kind of air-conditioning panel automatic cutoff system |
| CN109759501A (en) * | 2018-12-29 | 2019-05-17 | 南京安骄金属制品有限公司 | A kind of steel springboard automatic assembly line |
| CN110369633A (en) * | 2019-05-29 | 2019-10-25 | 佛山市南海区广工大数控装备协同创新研究院 | A kind of blade rolling blanking mechanism on draught fan impeller production line for automatically assembling |
| EP3593919A1 (en) * | 2018-07-09 | 2020-01-15 | Lapmaster Wolters GmbH | Fine blanking press and method for handling a process material to be processed in a fine blanking press |
| CN110918774A (en) * | 2019-11-20 | 2020-03-27 | 嘉善卓润五金制品有限公司 | Punching device |
-
2012
- 2012-12-02 CN CN 201220649975 patent/CN202952046U/en not_active Expired - Fee Related
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103921125A (en) * | 2014-04-17 | 2014-07-16 | 浙江德圣龙窗帘有限公司 | Aluminum venetian blind piece production device |
| CN104117587B (en) * | 2014-07-23 | 2016-08-24 | 昆山三景科技股份有限公司 | A kind of flat faced display aluminum cramp diel |
| CN104117587A (en) * | 2014-07-23 | 2014-10-29 | 昆山三景科技股份有限公司 | Mold for stamping aluminum buckle slab of flat-panel display |
| CN104668373A (en) * | 2015-03-19 | 2015-06-03 | 芜湖精锋园林机械科技有限公司 | Tool forming device sorting automatically |
| CN105057385A (en) * | 2015-08-05 | 2015-11-18 | 洛阳市优能自动化设备有限公司 | Operation method for full-automatic metal plate stamping and shearing integrated equipment |
| CN105414385A (en) * | 2015-12-06 | 2016-03-23 | 云南省玉溪市太标太阳能设备有限公司 | Printing and punching production line for solar water tank shells |
| CN105750633A (en) * | 2016-04-27 | 2016-07-13 | 泗县腾马汽车配件有限公司 | Plate cutting machine for cutting filter shell plate |
| CN105965274A (en) * | 2016-05-30 | 2016-09-28 | 德坤精密五金科技（苏州）有限公司 | Sheet metal part production line |
| CN106391825A (en) * | 2016-12-14 | 2017-02-15 | 台山市爱达电器厂有限公司 | High-precision cut-out device and high-precision punching cut-out equipment thereof |
| CN107598005B (en) * | 2017-08-01 | 2019-05-07 | 滁州鸿博自动化设备有限公司 | A kind of automatic press conveyer easy to remove |
| CN107597886A (en) * | 2017-08-01 | 2018-01-19 | 滁州鸿博自动化设备有限公司 | A kind of easy-to-mount automatic press conveyer |
| CN107598005A (en) * | 2017-08-01 | 2018-01-19 | 滁州鸿博自动化设备有限公司 | A kind of automatic press conveyer easy to remove |
| CN107552865A (en) * | 2017-10-17 | 2018-01-09 | 李俊强 | A kind of cutter plate collection device |
| EP3593919A1 (en) * | 2018-07-09 | 2020-01-15 | Lapmaster Wolters GmbH | Fine blanking press and method for handling a process material to be processed in a fine blanking press |
| CN109048382A (en) * | 2018-08-29 | 2018-12-21 | 绍兴市上虞区国恒制冷配件有限公司 | A kind of air-conditioning panel automatic cutoff system |
| CN109759501A (en) * | 2018-12-29 | 2019-05-17 | 南京安骄金属制品有限公司 | A kind of steel springboard automatic assembly line |
| CN110369633A (en) * | 2019-05-29 | 2019-10-25 | 佛山市南海区广工大数控装备协同创新研究院 | A kind of blade rolling blanking mechanism on draught fan impeller production line for automatically assembling |
| CN110918774A (en) * | 2019-11-20 | 2020-03-27 | 嘉善卓润五金制品有限公司 | Punching device |
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