CN107265835B - Underframe of energy-saving hot bending machine and energy-saving hot bending machine - Google Patents
Underframe of energy-saving hot bending machine and energy-saving hot bending machine Download PDFInfo
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- CN107265835B CN107265835B CN201710657279.4A CN201710657279A CN107265835B CN 107265835 B CN107265835 B CN 107265835B CN 201710657279 A CN201710657279 A CN 201710657279A CN 107265835 B CN107265835 B CN 107265835B
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- 238000013003 hot bending Methods 0.000 title claims abstract description 27
- 238000001816 cooling Methods 0.000 claims description 136
- 102100039435 C-X-C motif chemokine 17 Human genes 0.000 claims description 17
- 101000889048 Homo sapiens C-X-C motif chemokine 17 Proteins 0.000 claims description 17
- 101000997832 Homo sapiens Tyrosine-protein kinase JAK2 Proteins 0.000 claims description 13
- 102100033444 Tyrosine-protein kinase JAK2 Human genes 0.000 claims description 13
- 101000997835 Homo sapiens Tyrosine-protein kinase JAK1 Proteins 0.000 claims description 11
- 102100033438 Tyrosine-protein kinase JAK1 Human genes 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000005728 strengthening Methods 0.000 abstract 1
- 238000005452 bending Methods 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005496 tempering Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/02—Re-forming glass sheets
- C03B23/023—Re-forming glass sheets by bending
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
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- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Relay Circuits (AREA)
Abstract
The application discloses a chassis of a hot bending machine and the hot bending machine, which comprises: go up rectangle frame and lower rectangle frame, the well portion of this rectangle frame is provided with a plurality of sub-rectangle frames on, and the correspondence of this rectangle frame is provided with a plurality of sub-rectangle frames down, and the right angle position of this sub-rectangle frame and sub-rectangle frame down is fixed with many strengthening ribs, and one side of chassis is provided with a plurality of fans. The technical scheme provided by the application has the advantages of easiness in movement and light weight.
Description
Technical Field
The application relates to the field of mechanical and mobile phone accessories, in particular to an underframe of an energy-saving hot bending machine and the hot bending machine.
Background
The mobile phone is the most commonly used electronic equipment in people's daily life, and especially the appearance of the smart mobile phone of touch screen has changed people's use habit to the mobile phone, and to touch screen mobile phone, the mobile phone screen belongs to the most frequent part of mobile phone use, and to the mobile phone, because current size is bigger and bigger, the screen is also bigger and bigger, in order to protect the mobile phone screen, the mobile phone pad pasting has produced, and the mobile phone pad pasting can effectually protect the mobile phone screen.
Along with the development of mobile phone screen, mobile phone screen develops to the cambered surface display screen from the flat display screen, in order to adapt to the protection of cambered surface display screen, cambered surface pad pasting also appears, and the key part of cambered surface pad pasting is the cambered surface tempering membrane, and it needs to realize the transition of tempering membrane from the plane to the cambered surface through hot bending machine, and current hot bending machine chassis is solid structure, and weight is heavy, removes inconvenient.
Disclosure of Invention
The application aims to provide an underframe of an energy-saving hot bending machine and the hot bending machine, which mainly solve the problems of heavy weight and inconvenient movement in the prior art.
In order to solve the technical problems, the application provides a chassis of a hot bending machine, comprising: the device comprises an upper rectangular frame and a lower rectangular frame, wherein a plurality of upper sub-rectangular frames are arranged in the hollow part of the upper rectangular frame, a plurality of lower sub-rectangular frames are correspondingly arranged on the lower rectangular frame, a plurality of reinforcing ribs are fixed at right angles of the upper sub-rectangular frame and the lower sub-rectangular frame, and a plurality of fans are arranged on one side face of the underframe;
the chassis further includes: the cooling device comprises a first cooling channel, a second cooling channel and a supporting frame, wherein the first cooling channel is provided with a first upper cooling pipe and a first lower cooling pipe, the second cooling channel is provided with a second upper cooling pipe and a second lower cooling pipe, the first lower cooling pipe and the second lower cooling pipe are arranged in parallel, the first lower cooling pipe and the second lower cooling pipe are provided with a plurality of cooling outlets, the first upper cooling pipe and the second upper cooling pipe are arranged in parallel and are positioned on the lower side of a cooling part of the hot bending machine, the first upper cooling pipe and the second upper cooling pipe are provided with a plurality of cooling outlets, one end of the supporting frame is fixed with an upper rectangular frame, the other end of the supporting frame is fixed with the first upper cooling pipe and the second upper cooling pipe, and the first cooling channel and the second cooling channel are communicated with a cooling storage device.
Optionally, the lower extreme symmetry of lower rectangular frame is provided with a plurality of pulleys, and the lower extreme of lower rectangular frame can be dismantled and be fixed with a plurality of fixing bases, and wherein the height of fixing base is higher than this pulley.
Optionally, a plurality of sliding doors are arranged on the front surface of the underframe.
Optionally, the chassis further includes a fan control circuit, the fan control circuit including: the device comprises a plurality of fans connected in parallel, wherein one end of the fans connected in parallel is connected with the other end of a switch K1, the other end of the fans connected in parallel is connected with one end of a first resistor, one end of the switch K1 is connected with the positive electrode of a power supply, the negative electrode of the power supply is connected with the other end of the first resistor, one end of the first resistor is also connected with one end of an actuation switch JAK1 of a relay A1, one end of an actuation switch JBK1 of a relay B1 and one end of an actuation switch JCK of a relay C, the other end of the actuation switch JAK1 is connected with one end of a resistor RA, the other end of the actuation switch JBK1 is connected with one end of a resistor RB, the other end of the actuation switch JCK is connected with one end of a resistor RC, and the other ends of the resistors RA, RB and RC are connected with the negative electrode of the power supply;
the other end of the switch K1 is connected with a No. 1 port of the rectifier bridge, a No. 2 port of the rectifier bridge is connected with one end of the thermistor RT, the other end of the thermistor RT is connected with one end of the second resistor, the other end of the second resistor is grounded, a No. 3 port of the rectifier bridge is connected with a negative electrode of a power supply, and a No. 4 port of the rectifier bridge is grounded;
the other end of the thermistor RT is connected with one end of a pull-in switch JBK3 of a relay B3, one end of a pull-in switch JBK2 of a relay B2 and a forward input end of a comparator C, the other end of the pull-in switch JBK3 is connected with one end of a pull-in switch JAK2 of the relay A2, the other end of the pull-in switch JAK2 is connected with a forward input end of a comparator A, a reverse input end of the comparator A is connected with a first voltage source VCC1, a reverse input end of the comparator C is connected with a third voltage source VCC3, the pull-in switch JBK2 is connected with a forward input end of the comparator B, and a reverse input end of the comparator B is connected with a second voltage source VCC2;
the output end of the comparator A is connected with the base electrode of the triode QA, the collector electrode of the triode QA is connected with the first voltage source VCC1, the emitter electrode of the triode QA is connected with one end of a coil ZA1 of the relay A1, the other end of the coil ZA1 is connected with one end of a third resistor R3, and the other end of the third resistor R3 is grounded;
the output end of the comparator B is connected with the base electrode of the triode QB1, the collector electrode of the triode QB1 is connected with the second voltage source VCC2, the emitter electrode of the triode QB1 is connected with one end of a coil ZB1 of the relay B1, the other end of the coil ZB1 is connected with one end of a fourth resistor R4, the other end of the fourth resistor R4 is grounded, the other end of the coil ZB1 is also connected with the input end of a first NOT gate circuit, the output end of the first NOT gate circuit is connected with the base electrode of the triode QB2, the collector electrode of the triode QB2 is connected with the second voltage source VCC2, the emitter electrode of the triode QB2 is connected with one end of a coil ZA2 of the relay A2, the other end of the coil ZA2 is connected with one end of a fifth resistor, and the other end of the fifth resistor is grounded;
the output end of the comparator C is connected with the base electrode of the triode QC1, the collector electrode of the triode QC1 is connected with a third voltage source VCC3, the emitter electrode of the triode QC1 is connected with one end of a coil ZC of the relay C, the other end of the coil ZC is connected with one end of a sixth resistor R6, the other end of the sixth resistor R6 is grounded, the other end of the coil ZC is also connected with the input end of a second NOT circuit, the output end of the second NOT circuit is connected with the base electrode of the triode QC2, the collector electrode of the triode QC2 is connected with a third voltage source VCC3, the emitter electrode of the triode QC2 is connected with one end of a coil ZB2 of the relay B2, the other end of the coil ZB2 is connected with one end of a coil ZB3 of the relay B3, the other end of the coil ZB3 is connected with one end of a seventh resistor, and the other end of the seventh resistor is grounded;
wherein VCC1 < VCC2 < VCC3.
In a second aspect, there is provided a hot bending machine comprising: a chassis, the chassis comprising: the device comprises an upper rectangular frame and a lower rectangular frame, wherein a plurality of upper sub-rectangular frames are arranged in the hollow part of the upper rectangular frame, a plurality of lower sub-rectangular frames are correspondingly arranged on the lower rectangular frame, a plurality of reinforcing ribs are fixed at right angles of the upper sub-rectangular frame and the lower sub-rectangular frame, and a plurality of fans are arranged on one side face of the underframe;
the chassis further includes: the cooling device comprises a first cooling channel, a second cooling channel and a supporting frame, wherein the first cooling channel is provided with a first upper cooling pipe and a first lower cooling pipe, the second cooling channel is provided with a second upper cooling pipe and a second lower cooling pipe, the first lower cooling pipe and the second lower cooling pipe are arranged in parallel, the first lower cooling pipe and the second lower cooling pipe are provided with a plurality of cooling outlets, the first upper cooling pipe and the second upper cooling pipe are arranged in parallel and are positioned on the lower side of a cooling part of the hot bending machine, the first upper cooling pipe and the second upper cooling pipe are provided with a plurality of cooling outlets, one end of the supporting frame is fixed with an upper rectangular frame, the other end of the supporting frame is fixed with the first upper cooling pipe and the second upper cooling pipe, and the first cooling channel and the second cooling channel are communicated with a cooling storage device.
Optionally, the lower extreme symmetry of lower rectangular frame is provided with a plurality of pulleys, and the lower extreme of lower rectangular frame can be dismantled and be fixed with a plurality of fixing bases, and wherein the height of fixing base is higher than this pulley.
Optionally, a plurality of sliding doors are arranged on the front surface of the underframe.
Optionally, the chassis further includes a fan control circuit, the fan control circuit including: the device comprises a plurality of fans connected in parallel, wherein one end of the fans connected in parallel is connected with the other end of a switch K1, the other end of the fans connected in parallel is connected with one end of a first resistor, one end of the switch K1 is connected with the positive electrode of a power supply, the negative electrode of the power supply is connected with the other end of the first resistor, one end of the first resistor is also connected with one end of an actuation switch JAK1 of a relay A1, one end of an actuation switch JBK1 of a relay B1 and one end of an actuation switch JCK of a relay C, the other end of the actuation switch JAK1 is connected with one end of a resistor RA, the other end of the actuation switch JBK1 is connected with one end of a resistor RB, the other end of the actuation switch JCK is connected with one end of a resistor RC, and the other ends of the resistors RA, RB and RC are connected with the negative electrode of the power supply;
the other end of the switch K1 is connected with a No. 1 port of the rectifier bridge, a No. 2 port of the rectifier bridge is connected with one end of the thermistor RT, the other end of the thermistor RT is connected with one end of the second resistor, the other end of the second resistor is grounded, a No. 3 port of the rectifier bridge is connected with a negative electrode of a power supply, and a No. 4 port of the rectifier bridge is grounded;
the other end of the thermistor RT is connected with one end of a pull-in switch JBK3 of a relay B3, one end of a pull-in switch JBK2 of a relay B2 and a forward input end of a comparator C, the other end of the pull-in switch JBK3 is connected with one end of a pull-in switch JAK2 of the relay A2, the other end of the pull-in switch JAK2 is connected with a forward input end of a comparator A, a reverse input end of the comparator A is connected with a first voltage source VCC1, a reverse input end of the comparator C is connected with a third voltage source VCC3, the pull-in switch JBK2 is connected with a forward input end of the comparator B, and a reverse input end of the comparator B is connected with a second voltage source VCC2;
the output end of the comparator A is connected with the base electrode of the triode QA, the collector electrode of the triode QA is connected with the first voltage source VCC1, the emitter electrode of the triode QA is connected with one end of a coil ZA1 of the relay A1, the other end of the coil ZA1 is connected with one end of a third resistor R3, and the other end of the third resistor R3 is grounded;
the output end of the comparator B is connected with the base electrode of the triode QB1, the collector electrode of the triode QB1 is connected with the second voltage source VCC2, the emitter electrode of the triode QB1 is connected with one end of a coil ZB1 of the relay B1, the other end of the coil ZB1 is connected with one end of a fourth resistor R4, the other end of the fourth resistor R4 is grounded, the other end of the coil ZB1 is also connected with the input end of a first NOT gate circuit, the output end of the first NOT gate circuit is connected with the base electrode of the triode QB2, the collector electrode of the triode QB2 is connected with the second voltage source VCC2, the emitter electrode of the triode QB2 is connected with one end of a coil ZA2 of the relay A2, the other end of the coil ZA2 is connected with one end of a fifth resistor, and the other end of the fifth resistor is grounded;
the output end of the comparator C is connected with the base electrode of the triode QC1, the collector electrode of the triode QC1 is connected with a third voltage source VCC3, the emitter electrode of the triode QC1 is connected with one end of a coil ZC of the relay C, the other end of the coil ZC is connected with one end of a sixth resistor R6, the other end of the sixth resistor R6 is grounded, the other end of the coil ZC is also connected with the input end of a second NOT circuit, the output end of the second NOT circuit is connected with the base electrode of the triode QC2, the collector electrode of the triode QC2 is connected with a third voltage source VCC3, the emitter electrode of the triode QC2 is connected with one end of a coil ZB2 of the relay B2, the other end of the coil ZB2 is connected with one end of a coil ZB3 of the relay B3, the other end of the coil ZB3 is connected with one end of a seventh resistor, and the other end of the seventh resistor is grounded;
wherein VCC1 < VCC2 < VCC3.
The technical scheme provided by the application has the advantages that the underframe is of a hollow structure, the weight of the underframe is light, and in addition, the underframe of the hollow structure is beneficial to heat dissipation of the hot bending machine.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of a chassis of a hot bending machine provided by the application.
Fig. 2 is a schematic structural view of the energy-saving hot bending machine provided by the application.
Fig. 3 is a schematic diagram of a fan control circuit according to the present application.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without any inventive effort, are intended to be within the scope of the application.
In the description of the embodiments of the present application, it should be understood that the azimuth or positional relationship indicated by the terms "thickness", "left", "right", "up", "down", etc., are based on the azimuth or positional relationship shown in the drawings, are merely for convenience of describing the present application and simplifying the description, and do not imply or indicate that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application.
Referring to fig. 1, which is a schematic structural diagram of a chassis of a hot bending machine, as shown in fig. 1 and 2, the chassis includes: the upper rectangular frame 80 and the lower rectangular frame 81, the hollow part of the upper rectangular frame 80 is provided with a plurality of upper sub rectangular frames, the corresponding lower rectangular frame 81 is provided with a plurality of lower sub rectangular frames, the right angle positions of the upper sub rectangular frame and the lower sub rectangular frame are fixed with a plurality of reinforcing ribs 92, and one side 82 of the underframe is provided with a plurality of fans 83. The chassis further includes: the first cooling channel 85, the second cooling channel 86 and the support frame 87, the first cooling channel 85 is provided with a first upper cooling tube 851 and a first lower cooling tube 852, the second cooling channel 86 is provided with a second upper cooling tube 861 and a second lower cooling tube 862, wherein the first lower cooling tube 852 and the second lower cooling tube 862 are arranged in parallel, the first lower cooling tube 852 and the second lower cooling tube 862 are all provided with a plurality of cooling outlets, the first upper cooling tube 851 and the second upper cooling tube 861 are arranged in parallel and are positioned at the lower side of the cooling component 6 of the hot bending machine, the first upper cooling tube 851 and the second upper cooling tube 861 are all provided with a plurality of cooling outlets, one end of the support frame 87 is fixed with the upper rectangular frame 80, the other end of the support frame 87 is fixed with the first upper cooling tube 851 and the second upper cooling tube 861, and the first cooling channel 85 and the second cooling channel 86 are communicated with the cooling storage device 100 (shown in fig. 2).
The technical scheme provided by the application has the working principle that the underframe is arranged into an upper rectangular frame and a lower rectangular frame, a plurality of sub-rectangular frames are arranged, and the middle is also provided with the reinforcing ribs, so that stable mechanical support is provided, and the weight is effectively reduced. In addition, cooling channels are added and are arranged into a plurality of cooling channels, and when the thermal bending machine works, one cooling channel is used as a main cooling channel and the other cooling channel is used as a standby cooling channel, so that the problem of the supplied cooling medium can be avoided, and for the thermal bending machine, if the cooling medium is not supplied, the cooling part cannot be cooled, the temperature of the arc mask cannot be reduced, so that the damage is caused, and the yield is affected. In addition, the upper part of the cooling channel, namely the upper part of the arc surface film and the lower part of the arc surface film are respectively cooled by the upper and lower arrangement of the cooling channel, so that the cooling device has the advantages of good cooling effect, short cooling time and high efficiency.
Optionally, a plurality of pulleys 78 are symmetrically disposed at the lower end of the lower rectangular frame 81, and a plurality of fixing seats 79 are detachably fixed at the lower end of the lower rectangular frame 81, wherein the height of the fixing seats 79 is higher than the pulleys 78. The fixing seat is convenient to move during the operation of the hot bending machine, and the fixing seat 79 is detached when the hot bending machine needs to move, so that the pulley 78 can contact the ground, thereby facilitating the sliding.
Optionally, the front 88 of the chassis is provided with a plurality of sliding doors 77, and the plurality of sliding doors 77 can fully utilize the internal space of the chassis, so as to increase the space utilization rate of the chassis.
Optionally, the chassis further includes a fan control circuit, as shown in fig. 3, including: the plurality of fans 83 connected in parallel, one end of the plurality of fans 83 connected in parallel is connected with the other end of the switch K1, the other end of the plurality of fans 83 connected in parallel is connected with one end of the first resistor R1, one end of the switch K1 is connected with the positive electrode of the power supply, the negative electrode of the power supply is connected with the other end of the first resistor R1, one end of the R1 is also connected with one end of the pull-in switch JAK1 of the relay A1, one end of the pull-in switch JBK1 of the relay B1 and one end of the pull-in switch JCK of the relay C, the other end of the pull-in switch JAK1 is connected with one end of the resistor RA, the other end of the pull-in switch JBK1 is connected with one end of the resistor RB, the other end of the pull-in switch JCK is connected with one end of the resistor RC, and the other ends of the resistor RA, the resistor RB and the other end of the resistor RC are connected with the negative electrode of the power supply.
The other end of the switch K1 is connected with a No. 1 port of the rectifier bridge, a No. 2 port of the rectifier bridge is connected with one end of the thermistor RT, the other end of the thermistor RT is connected with one end of the second resistor, the other end of the second resistor is grounded, a No. 3 port of the rectifier bridge is connected with a power supply negative electrode, and a No. 4 port of the rectifier bridge is grounded.
The other end of the thermistor RT is connected with one end of a pull-in switch JBK3 of a relay B3, one end of a pull-in switch JBK2 of a relay B2 and a forward input end of a comparator C, the other end of the pull-in switch JBK3 is connected with one end of a pull-in switch JAK2 of the relay A2, the other end of the pull-in switch JAK2 is connected with a forward input end of a comparator A, a reverse input end of the comparator A is connected with a first voltage source VCC1, a reverse input end of the comparator C is connected with a third voltage source VCC3, the pull-in switch JBK2 is connected with a forward input end of the comparator B, and a reverse input end of the comparator B is connected with a second voltage source VCC2;
the output end of the comparator A is connected with the base electrode of the triode QA, the collector electrode of the triode QA is connected with the first voltage source VCC1, the emitter electrode of the triode QA is connected with one end of a coil ZA1 of the relay A1, the other end of the coil ZA1 is connected with one end of a third resistor R3, and the other end of the third resistor R3 is grounded.
The base of triode QB1 is connected to comparator B's output, the second voltage source VCC2 is connected to triode QB 1's collecting electrode, relay B1's coil ZB 1's one end is connected to triode QB 1's projecting pole, fourth resistor R4's one end is connected to coil ZB 1's the other end, fourth resistor R4's the other end ground connection, first NOT gate circuit's input is still connected to coil ZB 1's the other end, triode QB 2's base is connected to first NOT gate circuit's output, second voltage source VCC2 is connected to triode QB 2's collecting electrode, relay A2's one end is connected to triode QB 2's projecting pole, fifth resistor R5's one end is connected to coil ZA 2's the other end, fifth resistor R5's the other end ground connection.
The output of comparator C connects triode QC 1's base, triode QC 1's collecting electrode connects third voltage source VCC3, relay C's coil ZC's one end is connected to triode QC 1's projecting pole, sixth resistance R6's one end is connected to coil ZC's the other end, sixth resistance R6's the other end ground connection, second NOT gate's input is still connected to coil ZC's the other end, triode QC 2's base is connected to second NOT gate's output, triode QC 2's collecting electrode connects third voltage source VCC3, relay B2's one end is connected to triode QC 2's projecting pole, relay B3's one end is connected to coil ZB 2's the other end, seventh resistance R7's one end is connected to coil ZB 3's the other end, seventh resistance R7's the other end ground connection.
Optionally, VCC1 < VCC2 < VCC3.
The operation of the circuit is explained below. For the thermistor, the voltage U2 of the second resistor R2 changes with the change of temperature, so when U2 is located between VCC1 and VCC2, since U2 is smaller than VCC3, the comparator C outputs a low level, QC1 is turned off, the pull-in switch JCK of the relay ZC is turned off, QC2 is turned on, the pull-in switch JBK2 of the relay B2 and the pull-in switch JBK3 of the relay B3 are both turned on, similarly for the comparator B, the pull-in switch JBK1 of the relay ZB1 is turned off, the pull-in switch JAK2 of the relay ZA2 is turned on, since U2 is larger than VCC1, the comparator a outputs a high level, the pull-in switch JAK1 of the relay ZA1 is turned on, and the resistor RA is a parallel resistor.
When U2 is located between VCC2 and VCC3, for U2 is smaller than VCC3, comparator C outputs a low level, QC1 is off, pull-in switch JCK of relay ZC is off, QC2 is on, pull-in switch JBK2 of relay B2 and pull-in switch JBK3 of relay B3 are both off, for comparator B, since U2 is greater than VCC2 at this time, comparator B outputs a high level, pull-in switch JBK1 of relay ZB1 is on, pull-in switch JAK2 of relay ZA2 is off, and for comparator a, since pull-in switch JAK2 is off, it is off, so the parallel resistance at this time is RB.
When U2 is greater than VCC3, the comparator C outputs a high level, QC1 is turned on, the pull-in switch JCK of the relay ZC is turned on, QC2 is turned off, the pull-in switch JBK2 of the relay B2 and the pull-in switch JBK3 of the relay B3 are both turned off, and the parallel resistor R3 is turned off, so the temperature control circuit can select which resistor is parallel according to a specific temperature.
The application also provides a hot bending machine, as shown in fig. 2, which comprises the underframe, the structure of the underframe is shown in fig. 1, and the specific structure of the underframe is already described in the above embodiment, and is not repeated here.
The foregoing is a description of embodiments of the present application, and it should be noted that, for those skilled in the art, modifications and variations can be made without departing from the principles of the embodiments of the present application, and such modifications and variations are also considered to be within the scope of the present application.
Claims (6)
1. A hot bender undercarriage, comprising: the device comprises an upper rectangular frame and a lower rectangular frame, wherein a plurality of upper sub-rectangular frames are arranged in the hollow part of the upper rectangular frame, a plurality of lower sub-rectangular frames are correspondingly arranged on the lower rectangular frame, a plurality of reinforcing ribs are fixed at right angles of the upper sub-rectangular frame and the lower sub-rectangular frame, and a plurality of fans are arranged on one side face of the underframe;
the chassis further includes: the cooling device comprises a first cooling channel, a second cooling channel and a supporting frame, wherein the first cooling channel is provided with a first upper cooling pipe and a first lower cooling pipe, the second cooling channel is provided with a second upper cooling pipe and a second lower cooling pipe, the first lower cooling pipe and the second lower cooling pipe are arranged in parallel, the first lower cooling pipe and the second lower cooling pipe are both provided with a plurality of cooling outlets, the first upper cooling pipe and the second upper cooling pipe are arranged in parallel and are positioned on the lower side of a cooling part of the hot bending machine, the first upper cooling pipe and the second upper cooling pipe are both provided with a plurality of cooling outlets, one end of the supporting frame is fixed with an upper rectangular frame, the other end of the supporting frame is fixed with the first upper cooling pipe and the second upper cooling pipe, and the first cooling channel and the second cooling channel are communicated with a cooling storage device;
the chassis further includes a fan control circuit, the fan control circuit including: the device comprises a plurality of fans connected in parallel, wherein one end of the fans connected in parallel is connected with the other end of a switch K1, the other end of the fans connected in parallel is connected with one end of a first resistor, one end of the switch K1 is connected with the positive electrode of a power supply, the negative electrode of the power supply is connected with the other end of the first resistor, one end of the first resistor is also connected with one end of an actuation switch JAK1 of a relay A1, one end of an actuation switch JBK1 of a relay B1 and one end of an actuation switch JCK of a relay C, the other end of the actuation switch JAK1 is connected with one end of a resistor RA, the other end of the actuation switch JBK1 is connected with one end of a resistor RB, the other end of the actuation switch JCK is connected with one end of a resistor RC, and the other ends of the resistors RA, RB and RC are connected with the negative electrode of the power supply;
the other end of the switch K1 is connected with a No. 1 port of the rectifier bridge, a No. 2 port of the rectifier bridge is connected with one end of the thermistor RT, the other end of the thermistor RT is connected with one end of the second resistor, the other end of the second resistor is grounded, a No. 3 port of the rectifier bridge is connected with a negative electrode of a power supply, and a No. 4 port of the rectifier bridge is grounded;
the other end of the thermistor RT is connected with one end of a pull-in switch JBK3 of a relay B3, one end of a pull-in switch JBK2 of a relay B2 and a forward input end of a comparator C, the other end of the pull-in switch JBK3 is connected with one end of a pull-in switch JAK2 of the relay A2, the other end of the pull-in switch JAK2 is connected with a forward input end of a comparator A, a reverse input end of the comparator A is connected with a first voltage source VCC1, a reverse input end of the comparator C is connected with a third voltage source VCC3, the pull-in switch JBK2 is connected with a forward input end of the comparator B, and a reverse input end of the comparator B is connected with a second voltage source VCC2;
the output end of the comparator A is connected with the base electrode of the triode QA, the collector electrode of the triode QA is connected with the first voltage source VCC1, the emitter electrode of the triode QA is connected with one end of a coil ZA1 of the relay A1, the other end of the coil ZA1 is connected with one end of a third resistor R3, and the other end of the third resistor R3 is grounded;
the output end of the comparator B is connected with the base electrode of the triode QB1, the collector electrode of the triode QB1 is connected with the second voltage source VCC2, the emitter electrode of the triode QB1 is connected with one end of a coil ZB1 of the relay B1, the other end of the coil ZB1 is connected with one end of a fourth resistor R4, the other end of the fourth resistor R4 is grounded, the other end of the coil ZB1 is also connected with the input end of a first NOT gate circuit, the output end of the first NOT gate circuit is connected with the base electrode of the triode QB2, the collector electrode of the triode QB2 is connected with the second voltage source VCC2, the emitter electrode of the triode QB2 is connected with one end of a coil ZA2 of the relay A2, the other end of the coil ZA2 is connected with one end of a fifth resistor, and the other end of the fifth resistor is grounded;
the output end of the comparator C is connected with the base electrode of the triode QC1, the collector electrode of the triode QC1 is connected with a third voltage source VCC3, the emitter electrode of the triode QC1 is connected with one end of a coil ZC of the relay C, the other end of the coil ZC is connected with one end of a sixth resistor R6, the other end of the sixth resistor R6 is grounded, the other end of the coil ZC is also connected with the input end of a second NOT circuit, the output end of the second NOT circuit is connected with the base electrode of the triode QC2, the collector electrode of the triode QC2 is connected with a third voltage source VCC3, the emitter electrode of the triode QC2 is connected with one end of a coil ZB2 of the relay B2, the other end of the coil ZB2 is connected with one end of a coil ZB3 of the relay B3, the other end of the coil ZB3 is connected with one end of a seventh resistor, and the other end of the seventh resistor is grounded;
wherein VCC1 < VCC2 < VCC3.
2. The underframe according to claim 1, characterized in that a plurality of pulleys are symmetrically arranged at the lower end of the lower rectangular frame, and a plurality of fixing seats are detachably fixed at the lower end of the lower rectangular frame, wherein the fixing seats are higher than the pulleys.
3. The chassis of claim 1, wherein the front of the chassis is provided with a plurality of sliding doors.
4. A hot bending machine, comprising: a chassis, the chassis comprising: the device comprises an upper rectangular frame and a lower rectangular frame, wherein a plurality of upper sub-rectangular frames are arranged in the hollow part of the upper rectangular frame, a plurality of lower sub-rectangular frames are correspondingly arranged on the lower rectangular frame, a plurality of reinforcing ribs are fixed at right angles of the upper sub-rectangular frame and the lower sub-rectangular frame, and a plurality of fans are arranged on one side face of the underframe;
the chassis further includes: the cooling device comprises a first cooling channel, a second cooling channel and a supporting frame, wherein the first cooling channel is provided with a first upper cooling pipe and a first lower cooling pipe, the second cooling channel is provided with a second upper cooling pipe and a second lower cooling pipe, the first lower cooling pipe and the second lower cooling pipe are arranged in parallel, the first lower cooling pipe and the second lower cooling pipe are both provided with a plurality of cooling outlets, the first upper cooling pipe and the second upper cooling pipe are arranged in parallel and are positioned on the lower side of a cooling part of the hot bending machine, the first upper cooling pipe and the second upper cooling pipe are both provided with a plurality of cooling outlets, one end of the supporting frame is fixed with an upper rectangular frame, the other end of the supporting frame is fixed with the first upper cooling pipe and the second upper cooling pipe, and the first cooling channel and the second cooling channel are communicated with a cooling storage device;
the chassis further includes a fan control circuit, the fan control circuit including: the device comprises a plurality of fans connected in parallel, wherein one end of the fans connected in parallel is connected with the other end of a switch K1, the other end of the fans connected in parallel is connected with one end of a first resistor, one end of the switch K1 is connected with the positive electrode of a power supply, the negative electrode of the power supply is connected with the other end of the first resistor, one end of the first resistor is also connected with one end of an actuation switch JAK1 of a relay A1, one end of an actuation switch JBK1 of a relay B1 and one end of an actuation switch JCK of a relay C, the other end of the actuation switch JAK1 is connected with one end of a resistor RA, the other end of the actuation switch JBK1 is connected with one end of a resistor RB, the other end of the actuation switch JCK is connected with one end of a resistor RC, and the other ends of the resistors RA, RB and RC are connected with the negative electrode of the power supply;
the other end of the switch K1 is connected with a No. 1 port of the rectifier bridge, a No. 2 port of the rectifier bridge is connected with one end of the thermistor RT, the other end of the thermistor RT is connected with one end of the second resistor, the other end of the second resistor is grounded, a No. 3 port of the rectifier bridge is connected with a negative electrode of a power supply, and a No. 4 port of the rectifier bridge is grounded;
the other end of the thermistor RT is connected with one end of a pull-in switch JBK3 of a relay B3, one end of a pull-in switch JBK2 of a relay B2 and a forward input end of a comparator C, the other end of the pull-in switch JBK3 is connected with one end of a pull-in switch JAK2 of the relay A2, the other end of the pull-in switch JAK2 is connected with a forward input end of a comparator A, a reverse input end of the comparator A is connected with a first voltage source VCC1, a reverse input end of the comparator C is connected with a third voltage source VCC3, the pull-in switch JBK2 is connected with a forward input end of the comparator B, and a reverse input end of the comparator B is connected with a second voltage source VCC2;
the output end of the comparator A is connected with the base electrode of the triode QA, the collector electrode of the triode QA is connected with the first voltage source VCC1, the emitter electrode of the triode QA is connected with one end of a coil ZA1 of the relay A1, the other end of the coil ZA1 is connected with one end of a third resistor R3, and the other end of the third resistor R3 is grounded;
the output end of the comparator B is connected with the base electrode of the triode QB1, the collector electrode of the triode QB1 is connected with the second voltage source VCC2, the emitter electrode of the triode QB1 is connected with one end of a coil ZB1 of the relay B1, the other end of the coil ZB1 is connected with one end of a fourth resistor R4, the other end of the fourth resistor R4 is grounded, the other end of the coil ZB1 is also connected with the input end of a first NOT gate circuit, the output end of the first NOT gate circuit is connected with the base electrode of the triode QB2, the collector electrode of the triode QB2 is connected with the second voltage source VCC2, the emitter electrode of the triode QB2 is connected with one end of a coil ZA2 of the relay A2, the other end of the coil ZA2 is connected with one end of a fifth resistor, and the other end of the fifth resistor is grounded;
the output end of the comparator C is connected with the base electrode of the triode QC1, the collector electrode of the triode QC1 is connected with a third voltage source VCC3, the emitter electrode of the triode QC1 is connected with one end of a coil ZC of the relay C, the other end of the coil ZC is connected with one end of a sixth resistor R6, the other end of the sixth resistor R6 is grounded, the other end of the coil ZC is also connected with the input end of a second NOT circuit, the output end of the second NOT circuit is connected with the base electrode of the triode QC2, the collector electrode of the triode QC2 is connected with a third voltage source VCC3, the emitter electrode of the triode QC2 is connected with one end of a coil ZB2 of the relay B2, the other end of the coil ZB2 is connected with one end of a coil ZB3 of the relay B3, the other end of the coil ZB3 is connected with one end of a seventh resistor, and the other end of the seventh resistor is grounded;
wherein VCC1 < VCC2 < VCC3.
5. The heat bender according to claim 4, wherein the lower end of the lower rectangular frame is symmetrically provided with a plurality of pulleys, and the lower end of the lower rectangular frame is detachably fixed with a plurality of fixing seats, wherein the fixing seats are higher than the pulleys.
6. The machine of claim 4, wherein the front face of the chassis is provided with a plurality of sliding doors.
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| CN201710657279.4A CN107265835B (en) | 2017-08-03 | 2017-08-03 | Underframe of energy-saving hot bending machine and energy-saving hot bending machine |
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| CN201710657279.4A CN107265835B (en) | 2017-08-03 | 2017-08-03 | Underframe of energy-saving hot bending machine and energy-saving hot bending machine |
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| CN107265835B true CN107265835B (en) | 2023-11-07 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107719746A (en) * | 2017-10-24 | 2018-02-23 | 广西鑫德利科技股份有限公司 | Save hot bending screen machine |
| CN107584751A (en) * | 2017-10-24 | 2018-01-16 | 广西鑫德利科技股份有限公司 | Save hot-bending machine |
| CN109704551A (en) * | 2017-10-26 | 2019-05-03 | 广西鑫德利科技股份有限公司 | Hot-bending machine |
| CN109704546A (en) * | 2017-10-26 | 2019-05-03 | 广西鑫德利科技股份有限公司 | Energy saving hot-bending machine |
| CN109704559A (en) * | 2017-10-26 | 2019-05-03 | 广西鑫德利科技股份有限公司 | Hot-bending machine cutting agency |
| CN109704547A (en) * | 2017-10-26 | 2019-05-03 | 广西鑫德利科技股份有限公司 | Sticking film for mobile phone hot-bending machine |
| CN109704550A (en) * | 2017-10-26 | 2019-05-03 | 广西鑫德利科技股份有限公司 | Hot-bending machine blanking assembly |
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