CN105082520B - A kind of bus duct dielectric film modular system - Google Patents
A kind of bus duct dielectric film modular system Download PDFInfo
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- CN105082520B CN105082520B CN201410198035.0A CN201410198035A CN105082520B CN 105082520 B CN105082520 B CN 105082520B CN 201410198035 A CN201410198035 A CN 201410198035A CN 105082520 B CN105082520 B CN 105082520B
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- dielectric film
- bus duct
- preheating
- cylinder
- modular system
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Abstract
The present invention relates to a kind of bus duct dielectric film modular system, including support, the feeding table being arranged on support, positioned at the drawing material device of feeding table side and the feed mechanism positioned at the drawing material device both sides, feeding table is provided with dielectric film positioning preheating structure, draws side of the material device away from feeding table to be provided with automatic cutoff device.The positioning preheating device of the bus duct dielectric film modular system treats that flanging position positions by the locating wheel of location structure to dielectric film, the preheating table of locating wheel and preheating structure is in close contact the position for causing dielectric film to treat flanging local heating on preheating table, in further drawing material molding procedure, the flanging effect of dielectric film is good, the tongue and groove width of dielectric film can also carry out free regulation by the width between two locating wheels and preheating table, and the shaping efficiency of bus duct dielectric film is high；Automatic cutoff device realizes feeding, shaping, automatic integratedization of blank, in the case where ensureing shaping efficiency height, also improves blank efficiency.
Description
Technical field
The present invention relates to a kind of modular system, especially a kind of bus duct dielectric film modular system.
Background technology
Bus refers to the connection of the voltage power distribution equipments at different levels in electric substation, and the electrical equipment such as transformer and accordingly matches somebody with somebody
The connection of electric installation, mostly using rectangle or the bare conductor or twisted wire of circular cross-section, this is referred to as bus.The effect of bus is to converge
Collection, distribution and transmission electric energy, with modernization project facility and equipment emerge in large numbers, the fast increasing of power consumption of all trades and professions, especially
Numerous skyscrapers and the appearance in large-sized workshop workshop, the traditional cable as transmission pressure in high current induction system
It can not meet to require, the used in parallel of multiway cable brings inconvenience to in-site installation construction connection.Plug type bus duct
Arisen at the historic moment as a kind of new distribution wire, compared with traditional cable, the excellent of it is fully demonstrated when high current conveys
More property, simultaneously because employ new technology, new technology, greatly reduce bus duct both ends junction and branching port splicing position
Contact resistance and temperature rise, and the insulating materials of high quality has been used in bus duct, so as to improve the safe and reliable of bus duct
Property, make whole system more perfect.
Bus duct is made up of metallic plate (steel plate or aluminium sheet) for protection shell, busbar, insulating materials and relevant annex
System.It can be made into the Duan Jie of full-length, and be provided with grafting junction box every a segment distance, may be made as it is middle without
The feeding type enclosed bus of junction box.Brought great convenience for feed and installation and repairing, bus duct dielectric film is intensive
One of most important auxiliary material of type bus duct, to process technology requirement have strict requirements, mainly have shaping size, temperature control,
The more difficult control of feeding speed, the product quality of bus duct will be directly affected, existing bus duct dielectric film forming machine leads on the market
Drawing material shaping is crossed, by the width of the baffle controls dielectric film on dielectric film both sides so that the section of dielectric film is in U-typed, but
It is due to that the tongue and groove width of the dielectric film of shaping can typically change with the width of bus duct, bus duct dielectric film on the market
When in use, the flanging effect of dielectric film is bad for forming machine, and dielectric film all passes through currently on the market after flanging shaping
The length of artificial detection dielectric film, then by manual shearing, shear efficiency is low, wastes substantial amounts of manpower and materials.
The content of the invention
The invention aims to solve the defects of present in bus duct dielectric film forming machine in the prior art, there is provided one
Kind treat that the position of flanging positions and preheated in advance to dielectric film, the flanging efficiency of raising, realize blank length detection, automatic
The bus duct dielectric film modular system of blank.
To achieve these goals, the technical solution adopted by the present invention is：
A kind of bus duct dielectric film modular system, including support, the feeding table being arranged on support, positioned at feeding table side
The drawing material device and feed mechanism positioned at the drawing material device both sides, the feeding table is provided with dielectric film positioning preheating
Structure, it is described to draw side of the material device away from feeding table to be provided with automatic cutoff device.
A kind of above-mentioned bus duct dielectric film modular system, the dielectric film positioning preheating structure is including location structure and in advance
Heat structure, the location structure include the lifting platform being arranged between the feeding table and feed mechanism, are arranged on lifting platform
Two locating wheels, be arranged on lifting platform by relative between the first leading screw and locating wheel connection and two locating wheels of control
First regulation handle of distance；The lower section that the preheating structure includes being arranged on the lifting platform is corresponding with two locating wheel
Two preheating tables, be arranged on the lifting platform side be connected by the second leading screw with the preheating table and control it is described two preheating
Second regulation handle of relative distance between plate.
A kind of above-mentioned bus duct dielectric film modular system, the surface of the preheating table is provided with relative with the locating wheel
The groove answered, preheating table carry out temperature control by the control cabinet positioned at support side.
A kind of above-mentioned bus duct dielectric film modular system, the feed mechanism include mutually opposing on the support
Upper rotating bar and lower rotating bar, the driving wheel and driven pulley being set in rotating bar and lower rotating bar, driving wheel
It is connected with servomotor.
A kind of above-mentioned bus duct dielectric film modular system, it is described to draw material device to include drawing material platform, it is arranged on the drawing material platform
On multiple extruding baffle groups being set up in parallel, extruding baffle group be made up of two mutually opposing baffle plates, baffle plate passes through torsion spring
With drawing material platform to be connected.
A kind of above-mentioned bus duct dielectric film modular system, the automatic cutoff device include being arranged on the drawing material platform tail
The blank frame in portion, the cutter being arranged on the blank frame, the first cylinder for controlling cutter to move up and down on blank frame
And the blank induction mechanism positioned at blank frame side.
A kind of above-mentioned bus duct dielectric film modular system, the blank induction mechanism include linear measure longimetry platform, are arranged on
The sideboard in the linear measure longimetry you portion, surveyed positioned at the electromagnetic induction switch of the side of sideboard and positioned at the length
Measure the second cylinder that the reverse side control linear measure longimetry platform of platform rotates.
A kind of above-mentioned bus duct dielectric film modular system, first cylinder, the second cylinder and electromagnetic induction switch
Controlled by automatic control system.
A kind of above-mentioned bus duct dielectric film modular system, the automatic control system include signal detection module, logic
Processing module, the first cylinder execution module, the second cylinder execution module, signal detection module connect with the electromagnetic induction switch
Connect, the output end of signal detection module and the input of logic processing module connect, the output end of logic processing module and first
The input connection of cylinder execution module, the second cylinder execution module.
A kind of above-mentioned bus duct dielectric film modular system, the first cylinder execution module control the unlatching of the first cylinder
Cutter blank is driven, the second cylinder execution module controls the unlatching of the second cylinder to drive the upset of linear measure longimetry platform.
Beneficial effects of the present invention are：The positioning preheating device of the bus duct dielectric film modular system passes through location structure
Locating wheel treats that flanging position positions to dielectric film, and the preheating table of locating wheel and preheating structure, which is in close contact, causes dielectric film
The position of the flanging local heating on preheating table is treated, draws material molding procedure further, the flanging effect of dielectric film is good, absolutely
The tongue and groove width of velum can also carry out free regulation, bus duct dielectric film by the width between two locating wheels and preheating table
Shaping efficiency it is high；Automatic cutoff device controls linear measure longimetry platform to carry out profiled insulation film length inspection by automatic control system
Survey, after sensing dielectric film by induction mechanism, the first cylinder drives cutter automatic cutoff, realizes feeding, is molded, blank
Automatic integratedization, in the case where ensureing shaping efficiency height, also improve blank efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the schematic diagram that dielectric film of the present invention positions preheating structure；
Fig. 3 is the A areas enlarged drawing in Fig. 2；
Fig. 4 is the schematic diagram of feed mechanism of the present invention；
Fig. 5 is the front schematic view of blank induction mechanism of the present invention；
Fig. 6 is the B areas enlarged drawing in Fig. 5；
Fig. 7 is the reverse side schematic diagram of blank induction mechanism of the present invention；
Fig. 8 is the schematic diagram of automatic control system.
Embodiment
, there are further understanding and understanding the effect of to make to architectural feature of the invention and being reached, to preferable
Embodiment and accompanying drawing coordinate detailed description, are described as follows：
As shown in Figure 1 to Figure 3, a kind of bus duct dielectric film modular system, including support 1, the feeding being arranged on support 1
Platform 2, drawing material device and the feed mechanism 3 positioned at the drawing material device both sides, feeding table 2 positioned at the side of feeding table 2 are provided with
Preheating structure is positioned provided with dielectric film, draws side of the material device away from feeding table 2 to be provided with automatic cutoff device.
Dielectric film positioning preheating structure includes location structure and preheating structure, wherein, location structure includes being arranged on feeding
Lifting platform 4 between platform 2 and feed mechanism 3, two locating wheels 5 being arranged on lifting platform 4, is arranged on lifting platform 4 and passes through
First leading screw 6 and locating wheel 5 connect and control the first regulation handle 7 of relative distance between two locating wheels 5；Preheating structure includes
The lower section of lifting platform 4 two preheating tables 8 corresponding with two locating wheels 5 are arranged on, are arranged on the side of lifting platform 4 by second
Thick stick 9 and preheating table 8 connect and control the second regulation handle 10 of relative distance between two preheating tables 8.
The surface of preheating table 8 is provided with the groove 11 corresponding with locating wheel 5, and preheating table 8 passes through positioned at the side of support 1
Control cabinet 12 carries out temperature control.
As shown in figure 4, feed mechanism 3 is included positioned at mutually opposing upper rotating bar 13 and lower rotating bar on the support
14, it is set in rotating bar 13 and lower rotating bar 14 driving wheel 15 and driven pulley 16, driving wheel 15 and servo electricity
Machine connects.
As shown in figure 1, material device is drawn to include drawing material platform 17, the multiple extruding being set up in parallel being arranged on the drawing material platform 17
Baffle group 18, extruding baffle group are made up of two mutually opposing baffle plates, and baffle plate, with drawing material platform 17 to be connected, is expected by torsion spring drawing
The both sides of platform 17 are additionally provided with preheating table 19.
Automatic cutoff device includes being arranged on the blank frame 20 for drawing the material afterbody of platform 17, the blank being arranged on the blank frame 20
Knife 21, the first cylinder 22 and the blank positioned at the side of blank frame 20 that cutter 21 moves up and down are controlled on blank frame 20
Induction mechanism.
As shown in Fig. 5 to Fig. 8, blank induction mechanism includes linear measure longimetry platform 23, is arranged on the end of linear measure longimetry platform 23
Sideboard 24, the electromagnetic induction switch 25 positioned at the side of sideboard 24 and the reverse side control positioned at linear measure longimetry platform 23
The second cylinder 26 that linear measure longimetry platform 23 processed rotates.
Wherein, the first cylinder 22, the second cylinder 26 and electromagnetic induction switch 25 are controlled by automatic control system, automatically
Control system includes signal detection module 27, logic processing module 28, the first cylinder execution module 29, the second cylinder execution module
30, signal detection module 27 is connected with electromagnetic induction switch 25, output end and the logic processing module 28 of signal detection module 27
Input connection, the output end of logic processing module 28 and the first cylinder execution module 29, the second cylinder execution module 30
Input connects, and the first cylinder execution module 29 controls the unlatching of the first cylinder 22 to drive the blank of cutter 21, and the second cylinder is held
Row module 30 controls the unlatching of the second cylinder 26 to drive linear measure longimetry platform 23 to overturn.
The positioning preheating device of the bus duct dielectric film forming machine is treated by the locating wheel 5 of location structure to dielectric film 31
Flanging position is positioned, and the width of two locating wheels 5 is adjusted by the first regulation handle 7, and the width of preheating table 8 passes through
Two regulation handles 10 are adjusted so that the width of two grooves 11 on preheating table is consistent with the width of locating wheel 5, when width is pre-
If after good, control lifting platform 4 declines so that the groove 11 of locating wheel 5 and the preheating table of preheating structure, which is in close contact, causes insulation
Film treats the position of the flanging local heating on preheating table, draws material molding procedure further, locating wheel 5 is to dielectric film flanging
Position serve positioning action, and while being positioned, it is pre- that preheating table 8 treats that the position of flanging has been carried out to dielectric film
Heat, the flanging effect of dielectric film is good, and the tongue and groove width of dielectric film can pass through the width between two locating wheels 5 and preheating table 8
Free regulation is carried out, the shaping efficiency of bus duct dielectric film is high.
Dielectric film after preheating is entered on drawing material platform 17 by feed mechanism 3, and flanging is carried out by extruding baffle group 18
It is spacing, while dielectric film preheats from drawing on material platform 17 in the preheating table 19 of both sides respectively, spacing while, further reinforces folding
The folding line degree of side crease line, after flanging shaping, the dielectric film of shaping enters the linear measure longimetry platform 23 of automatic cutoff device,
When the end for being molded dielectric film is contradicted to the sideboard 24 of blank induction mechanism, the bearing pin 241 of sideboard 24 is being swung
When, captured by the electromagnetic induction switch 25 of the side of sideboard 24, now, the signal detection module 27 of automatic control system is collected
To the electromagnetic signal of electromagnetic induction switch 25, after being handled by logic processing module 28, logic processing module 28 is to the first cylinder
The cylinder execution module 30 of execution module 29 and second sends execute instruction, and the first cylinder execution module 29 and the second cylinder perform mould
Block 30 controls the first cylinder 22 and the second cylinder 26 to run respectively, and the first cylinder 22 drives cutter 21 to move downward simultaneously blank,
After the completion of blank, the second cylinder 26 drives linear measure longimetry platform 23 to downwardly turn over, and the profiled insulation film after cut-out is along linear measure longimetry
Platform 23 is dropped into material storing box, after the completion of, the first cylinder 22 drives cutter 21 to move upwards, and the second cylinder 26 drives length to survey
Amount platform 23 is flipped up, and returns to initial position, is prepared for the blank process of next step, automatic cutoff device by controlling automatically
System control linear measure longimetry platform processed carries out profiled insulation film length detection, after sensing dielectric film by induction mechanism, the first gas
Cylinder drives cutter automatic cutoff, realizes feeding, is molded, automatic integratedization of blank, is ensureing the high situation of shaping efficiency
Under, also improve blank efficiency.
It is annual to produce about 30000 meters of concentration bus duct from economic benefit angle analysis, disappear according to averagely every meter of bus duct
Consumption 0.6kg is calculated, and year sizing dielectric film usage amount is about 18000kg.Processing integrated cost is about 28 yuan/kg, outsourcing cost
About 43kg, direct price difference reach 270,000 yuan.Being additionally, since sizing film processing can be carried out according to actual demand completely,
Stock's finished product is not needed, compared with outsourcing, stock and material waste can be largely reduced and eliminate finished product long-distance transport to insulation
Quality caused by film influences, can also be completely not by raw material supply of material duration constraint, reasonable arrangement production.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
For personnel it should be appreciated that the present invention is not limited to the above embodiments, that described in above-described embodiment and specification is the present invention
Principle, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these change and
Improvement is both fallen within the range of claimed invention.The protection domain of application claims by appended claims and its
Equivalent defines.
Claims (9)
1. a kind of bus duct dielectric film modular system, including support, the feeding table being arranged on support, positioned at feeding table side
Draw material device and the feed mechanism positioned at the drawing material device both sides, it is characterised in that the feeding table is provided with insulation
Film positions preheating structure, described to draw side of the material device away from feeding table to be provided with automatic cutoff device, and the dielectric film positioning is pre-
Heat structure includes location structure and preheating structure, and the location structure includes being arranged between the feeding table and feed mechanism
Lifting platform, two locating wheels being arranged on lifting platform, is arranged on lifting platform and is connected by the first leading screw with the locating wheel
And control the first regulation handle of relative distance between two locating wheels；The preheating structure includes being arranged under the lifting platform
Square two preheating tables corresponding with two locating wheel, the side for being arranged on the lifting platform pass through the second leading screw and the preheating
Plate connects and controls the second regulation handle of relative distance between two preheating table.
2. a kind of bus duct dielectric film modular system according to right 1, it is characterised in that set on the surface of the preheating table
There is the groove corresponding with the locating wheel, preheating table carries out temperature control by the control cabinet positioned at support side.
3. a kind of bus duct dielectric film modular system according to right 1, it is characterised in that the feed mechanism includes being located at
Mutually opposing upper rotating bar and lower rotating bar, the driving wheel being set in rotating bar and lower rotating bar on the support
And driven pulley, driving wheel are connected with servomotor.
4. a kind of bus duct dielectric film modular system according to right 1, it is characterised in that described to draw material device to include drawing material
Platform, the multiple extruding baffle groups being set up in parallel being arranged on the drawing material platform, extruding baffle group is by two mutually opposing baffle plates
Composition, baffle plate is by torsion spring with drawing material platform to be connected.
5. a kind of bus duct dielectric film modular system according to right 4, it is characterised in that the automatic cutoff device includes
The blank frame for drawing material platform afterbody is arranged on, the cutter being arranged on the blank frame, cutter is controlled on blank frame
The first cylinder and the blank induction mechanism positioned at blank frame side to move up and down.
6. a kind of bus duct dielectric film modular system according to right 5, it is characterised in that the blank induction mechanism includes
Linear measure longimetry platform, it is arranged on the sideboard in the linear measure longimetry you portion, the electromagnetic induction switch positioned at the side of sideboard
And the second cylinder of the reverse side control linear measure longimetry platform rotation positioned at the linear measure longimetry platform.
7. a kind of bus duct dielectric film modular system according to right 6, it is characterised in that first cylinder, the second gas
Cylinder and electromagnetic induction switch are controlled by automatic control system.
8. a kind of bus duct dielectric film modular system according to right 7, it is characterised in that the automatic control system includes
Signal detection module, logic processing module, the first cylinder execution module, the second cylinder execution module, signal detection module and institute
Electromagnetic induction switch connection is stated, the output end of signal detection module and the input of logic processing module connect, logical process mould
The output end of block is connected with the input of the first cylinder execution module, the second cylinder execution module.
A kind of 9. bus duct dielectric film modular system according to right 8, it is characterised in that the first cylinder execution module
The unlatching of the first cylinder is controlled to drive cutter blank, the second cylinder execution module controls the unlatching of the second cylinder to drive length
Spend test desk upset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410198035.0A CN105082520B (en) | 2014-05-12 | 2014-05-12 | A kind of bus duct dielectric film modular system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410198035.0A CN105082520B (en) | 2014-05-12 | 2014-05-12 | A kind of bus duct dielectric film modular system |
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| CN105082520A CN105082520A (en) | 2015-11-25 |
| CN105082520B true CN105082520B (en) | 2018-02-13 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105082521B (en) * | 2014-05-12 | 2018-01-16 | 宁波通诚电气有限公司 | A kind of bus duct dielectric film modular system and its method for shaping |
| CN107443759A (en) * | 2017-08-07 | 2017-12-08 | 河南森源电气股份有限公司 | A kind of production line of bus duct dielectric film |
| CN107611884A (en) * | 2017-10-25 | 2018-01-19 | 镇江市益宝电气科技有限公司 | The bus groove forming machine and bus duct of a kind of three-dimensional precise positioning |
| CN108735386B (en) * | 2018-05-22 | 2020-06-16 | 河南森源电气股份有限公司 | Cutting device and method for vulcanized busbar lapping surface |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101827754A (en) * | 2008-04-21 | 2010-09-08 | 利乐拉瓦尔集团及财务有限公司 | Inside creasing |
| CN201745036U (en) * | 2010-08-27 | 2011-02-16 | 天津鑫坤泰预应力专业技术有限公司 | Plastic pipe cutting machine with terminal with automatic overturning platform |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR900001937B1 (en) * | 1986-10-14 | 1990-03-26 | 금성전선 주식회사 | Insulting film forming method for bus-duct apparatus |
| TW201210794A (en) * | 2010-09-14 | 2012-03-16 | Chang Chun Entpr Co Ltd | Fabric curtain blind forming machine |
| CN202871921U (en) * | 2012-09-14 | 2013-04-10 | 天津力神电池股份有限公司 | Fully automatic side-edge bending four-in-one device for lithium ion polymer batteries |
| CN105082521B (en) * | 2014-05-12 | 2018-01-16 | 宁波通诚电气有限公司 | A kind of bus duct dielectric film modular system and its method for shaping |
| CN203919685U (en) * | 2014-05-12 | 2014-11-05 | 宁波通诚电气有限公司 | A kind of bus duct dielectric film modular system |
-
2014
- 2014-05-12 CN CN201410198035.0A patent/CN105082520B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101827754A (en) * | 2008-04-21 | 2010-09-08 | 利乐拉瓦尔集团及财务有限公司 | Inside creasing |
| CN201745036U (en) * | 2010-08-27 | 2011-02-16 | 天津鑫坤泰预应力专业技术有限公司 | Plastic pipe cutting machine with terminal with automatic overturning platform |
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