CN206375815U - A kind of hot-bending machine - Google Patents
A kind of hot-bending machine Download PDFInfo
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- CN206375815U CN206375815U CN201621401327.0U CN201621401327U CN206375815U CN 206375815 U CN206375815 U CN 206375815U CN 201621401327 U CN201621401327 U CN 201621401327U CN 206375815 U CN206375815 U CN 206375815U
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- heating
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- bending machine
- nitrogen gas
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Abstract
The utility model discloses a kind of hot-bending machine, including temperature control box, underframe and the heating cavity being located on underframe, heating zone is provided with the heating cavity, shaping area and cooling zone, underframe is provided with the drier being connected with source nitrogen, heating cavity side sets feeding area, opposite side sets discharge zone, it is provided with and heating zone at the top of the heating cavity, the corresponding heating zone screwdown gear in shaping area and cooling zone, shaping area screwdown gear and cooling zone screwdown gear, between heating zone and shaping area, it is mutually isolated by isolating device between shaping area and cooling zone, isolating device includes nitrogen curtain and is located at the nitrogen curtain upper side and the air knife of downside, the air knife of nitrogen curtain upper side is return-air air knife, the air knife of nitrogen curtain downside is air inlet air knife, air inlet air knife is connected by breather line with drier, return-air air knife is connected by return-air duct with nitrogen gas recovering apparatus.The utility model temperature control is accurate, and heating is accurate, safe.
Description
Technical field
The utility model is related to a kind of hot-bending machine, especially a kind of main hot-bending machine being processed to 3D bend glasses.
Background technology
Existing hot-bending machine generally comprises heating furnace body, in glass bending process, is typically first placed on glass
In mould, then by mould be placed in heating furnace body carry out heating make Glass Transition, afterwards, glass under gravity hot bending into
Type, then makes annealing treatment to glass again, finally takes out glass, so as to complete the hot bending processing of glass.But due to heating
Body of heater it is less efficient so that far from meeting industrial requirement.In the heating cavity of current hot-bending machine typically have heating zone,
Shaping area and heat preservation zone, the temperature difference in each region are larger, and traditional cavity is straight-through, and each region can influence each other, its
As a result so that the control of each regional temperature is not accurate enough.
In addition, the shaping of 3D bend glasses is that heating is pressurized and is molded in a mold, type on the market is used at present
Cylinder is depressed, and its advantage is simple, with low cost.Its shortcoming is similarly obvious, be limited by bleed pressure instability mode and its
The uncertainty of depression stroke, it is difficult to the accurately drafts and the size by pressure pressure of control mould.
In addition, the process that glass is heated in cavity is unable to oxidation by air, it is necessary to use nitrogen as protective gas.Mesh
Nitrogen gas concn detection sensor can be used to carry out the content of nitrogen in test chamber for preceding hot-bending machine on the market, but when nitrogen is dense
Degree must supplement nitrogen after changing under artificial intervention.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of temperature control accurately, and machining accuracy is high, safe and reliable
Hot-bending machine.
In order to solve the above-mentioned technical problem, the utility model takes following technical scheme：
Provided with heating in a kind of hot-bending machine, including temperature control box, underframe and the heating cavity that is located on underframe, the heating cavity
Area, shaping area and cooling zone, underframe are provided with the drier being connected with source nitrogen, and heating cavity side sets feeding area, opposite side
If discharge zone, provided with heating zone corresponding with heating zone, shaping area and cooling zone screwdown gear, shaping at the top of the heating cavity
Area's screwdown gear and cooling zone screwdown gear, between heating zone and shaping area, pass through between shaping area and cooling zone and isolate dress
Put mutually isolated, isolating device includes nitrogen curtain and is located at the nitrogen curtain upper side and the air knife of downside, nitrogen curtain upper side
Air knife be return-air air knife, the air knife of nitrogen curtain downside is air inlet air knife, and air inlet air knife passes through breather line and connected with drier
Connect, return-air air knife is connected by return-air duct with nitrogen gas recovering apparatus.
Isolating device is equipped between the heating zone and feeding area, cooling zone and discharge zone.
The shaping screwdown gear includes servomotor, support, pressing plate, portable plate, heating plate, displacement transducer and pressure
Sensor, pressing plate is arranged on heating cavity top surface, is equipped with the axis of guide on the pressing plate, portable plate movable set on the axis of guide,
Pedestal lower end is arranged on pressing plate, and servomotor is arranged on cantilever tip, and the output shaft attaching of servomotor has ball screw, should
Feed screw nut is equiped with ball screw, the feed screw nut installs with pressure sensor and is connected, pressure sensor is arranged on activity
On plate, ball screw bottom is through pressure sensor and extends downwardly, and displacement transducer top is arranged on cradle top, lower end and pacified
On portable plate, heating plate lower surface attaching graphite jig.
Institute's displacement sensors are preferably rod-pulling type displacement transducer.
The pressure sensor is preferably circular ring type pressure sensor.
Copper sheathing is also set with the axis of guide, pressing plate is fastened on the copper sheathing upper surface.
Also attaching has the conduit for being easy to wiring in the heating plate, and the conduit upwardly extends setting.
The hot-bending machine also includes nitrogen gas concn and detects adjusting means, and nitrogen gas concn detection adjusting means is packaged in underframe
Outer includes nitrogen gas concn detector and nitrogen gas generator that controller, underframe are set, and the nitrogen gas concn detector is prolonged by conduit
Stretch into heating cavity, nitrogen gas concn detector is connected by circuit with controller communication, the port of export attaching of nitrogen gas generator
There is air supply pipe, the air supply pipe is provided with the magnetic valve and ventilating fan being connected with controller communication, air supply pipe extension heating cavity
It is interior and attaching has outlet nozzle.
Also communication is connected with alarm on the nitrogen gas concn detector.
The nitrogen gas concn detector at least provided with three, be correspondingly arranged respectively in heating zone, shaping area and cooling zone to
It is few one.
The heating zone, shaping area and cooling zone are respectively arranged with temperature sensor.
The utility model has the advantages that：
1st, by setting the isolating device with air knife, make heating zone, shaping area and cooling zone mutually isolated, do not produce mutually
Heat affecting so that the temperature in each region can be precisely controlled.
2nd, press control is carried out by using servomotor, and utilizes displacement transducer and pressure sensor, realize essence
Really the purpose of the drafts of control mould and compression pressure size, processes more accurate, Improving The Quality of Products.
3rd, by setting nitrogen gas concn to detect adjusting means, the nitrogen gas concn of each heating zone is detected and adjusted, is automated
Control, improves security.
4th, the temperature value of each heating zone is detected in real time using temperature sensor, and, shape corresponding with corresponding product quality scale
Into temperature credit rating record, it is easy to following process control.
Brief description of the drawings
Accompanying drawing 1 is the dimensional structure diagram at the positive visual angle of the utility model；
Accompanying drawing 2 be the utility model in heating cavity split after back side visual angle dimensional structure diagram；
Accompanying drawing 3 is the main structure diagram of accompanying drawing 2；
Accompanying drawing 4 is the overlooking the structure diagram of accompanying drawing 2；
Accompanying drawing 5 is the dimensional structure diagram of air knife in the utility model；
Accompanying drawing 6 is the dimensional structure diagram of shaping screwdown gear in the utility model；
Accompanying drawing 7 be the utility model in split the dimensional structure diagram after underframe；
Accompanying drawing 8 is the connection principle schematic of nitrogen gas concn detection adjusting means in the utility model.
Embodiment
For the ease of the understanding of those skilled in the art, the utility model will be further described below in conjunction with the accompanying drawings.
As shown in accompanying drawing 1-5, a kind of hot-bending machine, including temperature control box 6, underframe 9 and the heating cavity 8 that is located on underframe 9, should
Heating zone 81, shaping area 82 and cooling zone 83 are provided with heating cavity 8, underframe 9 is provided with the drier 11 being connected with source nitrogen,
The side of heating cavity 8 sets feeding area 1, opposite side and sets discharge zone 7, and the top of heating cavity 8 is provided with and heating zone 81, shaping area
82 and the corresponding heating zone screwdown gear 2 in cooling zone 83, shaping area screwdown gear 3 and cooling zone screwdown gear 4, the He of heating zone 81
Between shaping area 82, it is mutually isolated by isolating device between shaping area 82 and cooling zone 83, isolating device includes nitrogen curtain
12 and it is located at the upper side of nitrogen curtain 12 and the air knife 13 of downside, the air knife of the upper side of nitrogen curtain 12 is return-air air knife, nitrogen
The air knife of curtain downside is air inlet air knife, and the return-air air knife is identical with the structure of air inlet air knife, and air inlet air knife passes through breather line
14 are connected with drier 17, and return-air air knife is connected by return-air duct 15 with nitrogen gas recovering apparatus.Air knife 13 has air inlet 131
With air outlet 132, using stainless steel plate bending and the accurate adjustable stainless steel blade group standard of installation two panels is coordinated to form, hardness is high,
High pressure, more can guarantee that precision, it is ensured that air-out windage is small, and custom is uniform, and precision is good and usually can carry out appropriate regulation,
The concrete structure of the air knife is the common knowledge of those skilled in the art, and in this not go into detail.The upper side of nitrogen curtain and
There is gap, knife wind is installed in the gap so that nitrogen curtain and wind between the top surface and bottom surface of downside and heating cavity
Knife formation isolating device so that heating zone, shaping area and cooling zone separate between any two, and heat affecting is not produced mutually so that each
The temperature in region can be precisely controlled, is easy to the control of temperature in process, lifts product quality.Heating zone and upper
Isolating device is equipped between material area, cooling zone and discharge zone, so as to further be accurately controlled processing temperature.Each temperature section
Nitrogen can cooled via return air pipeline in nitrogen gas recovering apparatus, the nitrogen of the recovery can be reused, so as to save
Production cost is saved.Heating zone screwdown gear and cooling zone screwdown gear can be driven using motor or cylinder, be utilized
Screw body realizes transmission, and this is common knowledge, and in this not go into detail.
As shown in accompanying drawing 1 and 6, the shaping screwdown gear 3 includes servomotor 301, support 307, pressing plate 309, activity
Plate 308, heating plate 312, displacement transducer 306 and pressure sensor 305, pressing plate 309 are arranged on the top surface of heating cavity 8, the pressure
The axis of guide 311 is equipped with plate 309, the movable set of portable plate 308 is on the axis of guide 311, and the lower end of support 307 is arranged on pressing plate
On 309, servomotor 301 is arranged on the top of support 307, and the output shaft attaching of servomotor 307 has ball screw 303, the rolling
Feed screw nut 304 is equiped with ballscrew 303, the feed screw nut 304 installs with pressure sensor 305 and is connected, pressure sensor
305 are arranged on portable plate 308, and the bottom of ball screw 303 is through pressure sensor 305 and extends downwardly, displacement transducer 306
Top is arranged on the top of support 307, lower end and is arranged on portable plate 308, the lower surface attaching graphite jig 22 of heating plate 312.Position
Displacement sensor 306 is rod-pulling type displacement transducer.Copper sheathing 310 is also set with the axis of guide 311, pressing plate 309 is fastened on the copper sheathing
310 upper surfaces, can open up neck on pressing plate 309, and the neck is installed on the axis of guide and positioned at copper sheathing upper surface.Heating plate
Also attaching has the conduit 313 for being easy to wiring on 312, and the conduit upwardly extends setting.Ball screw 303 can pass through shaft coupling
302 are connected with servomotor 301.Pressure sensor is circular ring type pressure sensor.
Servomotor 301 drives the drive screw nut 304 of ball-screw 303 to move up and down through shaft coupling 302；Screw mandrel spiral shell
Together with mother 304 is bolted on pressure sensor 305；The outer shroud of pressure sensor 305 is fixed on portable plate 308.
Heating plate 312 rigidly links together through the axis of guide 311 with portable plate 308.Glass cover-plate is pressurized in graphite jig 23
The heated plate 312 of power, the axis of guide 311, portable plate 308 are delivered on pressure sensor 305, and the big of pressure can be gone out with direct measurement
It is small.Drafts can be calculated by the several and ball-screw helical pitch of turn-taking for calculating servomotor.Rod-pulling type displacement transducer
One end is fixed, and the other end is fixed on portable plate, therefore can go out depression stroke using direct measurement as feedback, constitutes a closed loop
System.It therefore, it can accurately control drafts.
As depicted in figures 7 and 8, the hot-bending machine also includes nitrogen gas concn detection adjusting means, and nitrogen gas concn detection is adjusted
Regulating device is packaged in the controller outside underframe 9, the nitrogen gas concn detector 18 and nitrogen gas generator that are set in underframe, and the nitrogen is dense
Degree detector 18 is extended into heating cavity 8 by conduit 19, and nitrogen gas concn detector 18 is connected by circuit and controller communication
Connect, the port of export attaching of nitrogen gas generator has air supply pipe, the air supply pipe be provided with the magnetic valve 20 that is connected with controller communication and
Ventilating fan 10, air supply pipe is extended in heating cavity 8 and attaching has outlet nozzle 21.Also communicated on the nitrogen gas concn detector
It is connected with alarm.Nitrogen gas concn detector at least provided with three, be correspondingly arranged respectively in heating zone, shaping area and cooling zone to
It is few one.
Nitrogen in heating cavity 8 is introduced into nitrogen gas concn detector 18 and detected by conduit 19, and will detect nitrogen
Gas concentration is sent in controller, is compared with the setting value that prestores in the controller, when detecting concentration less than setting
During definite value, alarm sends order, reminds staff to know.Controller also sends instruction control magnetic valve to magnetic valve simultaneously
Open, while starting ventilating fan, nitrogen is transported in heating cavity through air supply pipe, nitrogen gas concn is automatically adjusted so as to realize
Purpose, effectively prevent artificial maloperation, improve safety and reliability, with measurement accuracy is high, response is fast, stable and repeat
The advantages of property is good.
In addition, temperature sensor is respectively arranged with heating zone, shaping area and cooling zone, the quantity of the temperature sensor
It can flexibly be set according to use environment and situation, have no specific restriction.Heating cavity is detected by the temperature sensor in real time
Interior temperature conditions, and the temperature data collected is delivered into memory recorded.And by each piece under the serial temperature value
Product divides credit rating after inspection, and level data is inputted to " temperature-quality " software systems specially developed.According to adopting
Collect temperature, the data of quality, draw the relation curve of temperature and quality.Again after analysis, unlike material, thickness are drawn
Glass each section of optimum temperature in process.Thus, when supplied materials has change, operator, which need to only click on, accordingly should
With the corresponding button selection material in program, thickness, system voluntarily adjusts each section of heating-up temperature and heat time, so that from
Dynamic, scientifically Instructing manufacture.
In the utility model, by setting the isolating device of air knife structure, heating zone, shaping area and cooling zone are isolated,
Heat affecting is not produced each other, is more accurately controlled so as to the temperature to each heating zone.Utilize servo electricity
The cooperation of machine, rod-pulling type displacement transducer and pressure sensor is realized more accurately depresses processing to converted products.And it is logical
Setting nitrogen gas concn detection adjusting means is crossed, automatically the nitrogen gas concn in heating cavity can be adjusted, automation behaviour
Make, improve safety and stability.
It should be noted that described above limited of the present utility model, wound of the present utility model is not being departed from
On the premise of making design, any obvious replacement is within protection domain of the present utility model.
Claims (11)
1. a kind of hot-bending machine, including temperature control box, underframe and the heating cavity that is located on underframe, provided with heating in the heating cavity
Area, shaping area and cooling zone, underframe are provided with the drier being connected with source nitrogen, and heating cavity side sets feeding area, opposite side
If discharge zone, it is characterised in that provided with heating zone corresponding with heating zone, shaping area and cooling zone pressure at the top of the heating cavity
Lower device, shaping area screwdown gear and cooling zone screwdown gear, between heating zone and shaping area, between shaping area and cooling zone
Mutually isolated by isolating device, isolating device includes nitrogen curtain and is located at the nitrogen curtain upper side and the air knife of downside, nitrogen
The air knife of gas curtain upper side is return-air air knife, and the air knife of nitrogen curtain downside is air inlet air knife, and air inlet air knife passes through breather line
It is connected with drier, return-air air knife is connected by return-air duct with nitrogen gas recovering apparatus.
2. hot-bending machine according to claim 1, it is characterised in that the heating zone and feeding area, cooling zone and discharge zone
Between be equipped with isolating device.
3. hot-bending machine according to claim 2, it is characterised in that the shaping screwdown gear include servomotor, support,
Pressing plate, portable plate, heating plate, displacement transducer and pressure sensor, pressing plate are arranged on heating cavity top surface, the pressing plate and worn
There is the axis of guide, portable plate movable set is on the axis of guide, and pedestal lower end is arranged on pressing plate, and servomotor is arranged on top of support
End, the output shaft attaching of servomotor has ball screw, feed screw nut is equiped with the ball screw, the feed screw nut and pressure
Sensor installs connection, and pressure sensor is arranged on portable plate, and ball screw bottom is through pressure sensor and extends downwardly,
Displacement transducer top is arranged on cradle top, lower end and is arranged on portable plate, heating plate lower surface attaching graphite jig.
4. hot-bending machine according to claim 3, it is characterised in that institute's displacement sensors are preferably rod-pulling type displacement sensing
Device.
5. hot-bending machine according to claim 4, it is characterised in that the pressure sensor is preferably circular ring type pressure sensing
Device.
6. hot-bending machine according to claim 5, it is characterised in that copper sheathing, pressing plate engaging are also set with the axis of guide
In the copper sheathing upper surface.
7. hot-bending machine according to claim 6, it is characterised in that also attaching has the wire for being easy to wiring in the heating plate
Pipe, the conduit upwardly extends setting.
8. the hot-bending machine according to any one of claim 1-7, it is characterised in that the hot-bending machine also includes nitrogen gas concn
Adjusting means is detected, nitrogen gas concn detection adjusting means is packaged in the nitrogen gas concn that controller, underframe are set that includes outside underframe
Detector and nitrogen gas generator, the nitrogen gas concn detector are extended into heating cavity by conduit, and nitrogen gas concn detector leads to
Cross circuit to be connected with controller communication, the port of export attaching of nitrogen gas generator has air supply pipe, and the air supply pipe is provided with and controller
Communicate in the magnetic valve and ventilating fan of connection, air supply pipe extension heating cavity and attaching has outlet nozzle.
9. hot-bending machine according to claim 8, it is characterised in that also communication is connected with report on the nitrogen gas concn detector
Alert device.
10. hot-bending machine according to claim 9, it is characterised in that the nitrogen gas concn detector at least provided with three,
Heating zone, shaping area and cooling zone are correspondingly arranged at least one respectively.
11. hot-bending machine according to claim 10, it is characterised in that the heating zone, shaping area and cooling zone are set respectively
It is equipped with temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621401327.0U CN206375815U (en) | 2016-12-20 | 2016-12-20 | A kind of hot-bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621401327.0U CN206375815U (en) | 2016-12-20 | 2016-12-20 | A kind of hot-bending machine |
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| Publication Number | Publication Date |
|---|---|
| CN206375815U true CN206375815U (en) | 2017-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621401327.0U Active CN206375815U (en) | 2016-12-20 | 2016-12-20 | A kind of hot-bending machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106746527A (en) * | 2016-12-20 | 2017-05-31 | 广东省智能机器人研究院 | A kind of hot-bending machine |
-
2016
- 2016-12-20 CN CN201621401327.0U patent/CN206375815U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106746527A (en) * | 2016-12-20 | 2017-05-31 | 广东省智能机器人研究院 | A kind of hot-bending machine |
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