CN206084578U - Low temperature cold wind device - Google Patents
Low temperature cold wind device Download PDFInfo
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- CN206084578U CN206084578U CN201620967143.4U CN201620967143U CN206084578U CN 206084578 U CN206084578 U CN 206084578U CN 201620967143 U CN201620967143 U CN 201620967143U CN 206084578 U CN206084578 U CN 206084578U
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Abstract
The utility model provides a low temperature cold wind device, this low temperature cold wind device include compressor, an at least cold wind rifle and are used for the arm of fixed cold wind rifle position, the cold wind rifle includes the rifle body, set up in the intake pipe of rifle body below, set up at the hot -blast main of rifle body one side, set up the cool air hose is connected at rifle internal portion and air outlet, be located the air outlet of rifle on one side of personally experiencing sth. Part of the body, the internal mixed gas chamber who communicates with the intake pipe that is provided with of rifle, the internal portion of rifle still is provided with minor air cell, insulating layer and radiating block, the insulating layer set up in the cool air hose is outside, the radiating block set up in the hot -blast main is outside, mixed gas chamber is linked together with the minor air cell through the air guide hole that sets up on the radiating block, the one side and the minor air cell of hot -blast main and cool air hose are link up respectively in different positions mutually, the cool air hose opposite side with the gas outlet is connected, intake pipe one end is connected with the compressor, cold wind rifle air outlet department is provided with the angle demodulator.
Description
Technical field
This utility model is related to machining cooling technology field, and in particular to a kind of low temp cold air device and its user
Method.
Background technology
At present in the machining process of wiring board, due between cutter and workpiece due to cutting or drilling can produce it is substantial amounts of
Heat, if do not cooled down, can have many adverse effects to the physicochemical property of machining accuracy and workpiece.The existing type of cooling
Cool down including coolant and air cooling, it is not enough below these type of cooling generally existings：Using special tool and use coolant
High cost；Cooling effect is undesirable, and coolant is splashed, and easily causes environmental pollution；Coolant enters cutting swarf, at increase
Reason cost；Coolant is to some materials（The such as metal such as magnesium, aluminum）Have an impact, the quality for easily causing these material products is reduced.
Therefore, air cooling is due to having the advantages that to use, store, keep a public place clean and process convenient, and to environment and operator's body
Body health will not cause negative consequence as cutting fluid, and be subject to most attention.But the air-cooler of prior art, air outlet angle
Adjust with the inconvenience of air-out position, and the cooling in different operating region needs different chilling temperatures, existing with good grounds workpiece to add
Temperature at work automatically adjusts to the leaving air temp of air-cooler, but air-cooler is in use, and its air-out wind speed is adjusted
Inconvenience, needs to be operated near air-cooler, can cause certain impact to the healthy of operator.
Utility model content
In view of this, this utility model provides a kind of air outlet angle and air-out position-adjustable in the course of the work, can
Automatic adjusument is carried out according to the working region temperature processed to the air-out wind speed of air-cooler, and it is safe operation, convenient and swift,
The low temp cold air device and its using method of good cooling results.
This utility model is achieved through the following technical solutions：A kind of low temp cold air device and its using method, including
Compressor, at least one mechanical arm cold air blasting gun and for fixing cold air blasting gun position；The cold air blasting gun includes that gun body is arranged on rifle
Air inlet pipe below body, be arranged on the warm-air pipe of gun body side, be arranged on inside gun body be connected with air outlet cool air hose, be located at
The air outlet of gun body side, is provided with the mixed air cavity connected with air inlet pipe, is additionally provided with whirlpool inside the gun body in the gun body
Flow chamber, thermal insulation layer and radiating block, the thermal insulation layer are arranged at outside the cool air hose, and the radiating block is arranged at the warm-air pipe
Outside, the mixed air cavity are connected with minor air cell by the gas port being arranged on radiating block, the warm-air pipe and cool air hose
Side is connected in different positions respectively from minor air cell, and the cool air hose opposite side is provided with escape pipe, the outlet pipe end
Air outlet is provided with, described air inlet pipe one end is connected with compressor, and the cold air blasting gun air outlet is provided with angle demodulator.
The circular in cross-section of the gun body, the air outlet be hollow cone cylinder body structure, the radial ruler of the air outlet
Very little to be gradually reduced along cold wind outgassing direction, the taper of the Rotary-table is 60-85 °.
The air outlet is 1 in the bottom surface circular diameter of outlet air end and the internal diameter ratio of escape pipe:1.5-1:3, the air outlet
It is 1 in the length ratio along axis of bottom surface circular diameter and escape pipe of outlet air end:8-1:15.
By the air outlet for arranging Rotary-table, and air outlet is in the bottom surface circular diameter and the internal diameter of escape pipe of outlet air end
Ratio and ratio of the bottom surface circular diameter with escape pipe along the length of axis to air outlet in outlet air end are further limited, can
With the gas flow that provides in compressor and gas pressure it is certain under conditions of, further enhance the flow of air outlet cold air,
Good energy-saving effect can effectively be reached.
The low temp cold air device is additionally provided with least one temperature sensor and velocity regulator, and the temperature sensor sets
Be placed in around the cold air blasting gun air outlet, the velocity regulator is arranged inside the compressor, the temperature sensor with
The velocity regulator connection, the cold air blasting gun can blow out the cold wind of different flow by velocity regulator.Preferably, the temperature
Degree sensor is two, and is symmetricly set on the two ends of air outlet.It is real-time by the temperature sensor being arranged on around air outlet
The ambient temperature of the working region residing for the cold air blasting gun is monitored, temperature information is fed back to into velocity regulator, according to the work of setting
Make ambient temperature, velocity regulator controls the temperature and stream of cold airflow by the charge flow rate and admission pressure of regulation compressor
Amount size.
The mechanical arm includes arm seat, hydraulic cylinder and linking arm, and the arm seat bottom is provided with rotating disk, and the rotating disk being capable of band
Move the arm seat to rotate in the horizontal direction, the arm seat top is provided with the hydraulic cylinder, the piston rod on the hydraulic cylinder with
The linking arm connection, what the linking arm can be rotated in perpendicular, at least one is fixedly installed on the linking arm
The cold air blasting gun.By mechanical arm is fixed on around machining area, the effect of Jing rotating disks and linking arm can go out to cold air blasting gun
Wind angle and air-out position carry out rotation regulation, make air outlet obtain good relative position with the working region of workpiece and close
System, to reach optimal cooling effect.
The operation principle of low temp cold air device of the present utility model is：Compressed air is flowed into from air inlet pipe by compressor
Mixed air cavity, high pressure draught as pressure elevated temperature rises when by gas port, inhale through radiating block by the heat that air-flow is carried
Conduction is received to outside gun body, radiating block can more accelerate radiating, gas port guiding high pressure gas with the metal such as copper, aluminum faster that absorbs heat
Stream enters minor air cell, and in vortex indoor high-speed rotation, outer ring air is rotated air-flow with the speed for being up to 2,000,000 turns per minute, interior
Circle air rotate with identical velocity reversal, is vortexed Internal and external cycle air and heat exchange can occur, the center temperature of vortex can drastically under
Drop, outer gas flow and internal layer air-flow are moved while rotation in the opposite direction, and the thermal current of outer ring is discharged by warm-air pipe,
The cold wind of inner ring flows to air outlet discharge by cool air hose, air-flow when by mixed air cavity due to the effect of heat-insulation layer can prevent it is cold
There is heat exchange with the gas in mixed air cavity in air-flow, cold airflow is lowered the temperature to working region by cold air blasting gun air outlet.Pass through
The ambient temperature of the working region being arranged on residing for the temperature sensor real-time monitoring cold air blasting gun around air outlet, temperature is believed
Breath feeds back to velocity regulator, according to the operating ambient temperature of setting, charge flow rate of the velocity regulator by regulation compressor
The temperature and uninterrupted of cold airflow are controlled with admission pressure.
A kind of using method of above-mentioned low temp cold air device, concrete steps include：
S1., during cutting or drilling, the position of cold air blasting gun is fixed by mechanical arm, different operating region is entered
Row cold front heavy rain, to reduce the temperature of area to be machined；
S2. the temperature in the course of processing is monitored by temperature sensor, and by the feedback of the information of monitoring to wind speed
Actuator, charge flow rate and admission pressure of the velocity regulator according to the temperature control compressor for being detected, to control low temperature cold
The temperature and flow of wind apparatus cold wind.
In step sl, the different operating region includes machining area, machined region and the region to be processed of workpiece,
Low temp cold air device includes at least one and cold air blasting gun is formed cooling of blowing a cold wind over to three regions, and the cold air blasting gun can pass through wind speed
Actuator blows out the cold wind of different flow respectively.
In step s 2, in step s 2, air-out of the working depth of cold air blasting gun air outlet for 7-13mm, i.e. air outlet
The vertical dimension apart from working region is held to be 7-13mm.
In step sl, cold air blasting gun air outlet and the center site of machining area, machined region or region to be processed
Angle is between 30-75 °.
In step sl, dried by cold air blasting gun, the ambient temperature of machining area, machined region or region to be processed is protected
Hold between 20-25 DEG C.
Positive effect of the present utility model is：
1. this utility model is provided low temp cold air device and its using method, in the course of the work low temp cold air device
Air outlet angle and air-out position can be adjusted by mechanical arm according to the requirement in different operating region, and by temperature sensor to not
Real-time monitoring is carried out with the ambient temperature of working region, and feeds back to the Control architecture on velocity regulator, be pointed to different works
The cold air blasting gun air-out wind speed for making region carries out Automatic adjusument, and safe operation, convenient and swift, good cooling results；
2. in this utility model, cooling air unit does not use coolant, without the need for chemicals such as freon and ozone, without cooling oil
Dirt, zero chemical wear or residual, do not pollute working environment, and any part to processing does not have corrosivity.
3. any garbage is not produced during this utility model refrigeration wind, produce clean cooling gas, it is adaptable to big
The industrialized production of scale is used.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Sectional views of the Fig. 2 for this utility model cold air blasting gun；
Fig. 3 is partial structural diagram of the present utility model；
Fig. 4 is a kind of concrete processing method application schematic diagram of the present utility model；
Fig. 5 is another concrete processing method application schematic diagram of the present utility model；
Fig. 6 is another concrete processing method application schematic diagram of the present utility model.
Specific embodiment
This utility model preferred embodiment is given below in conjunction with the accompanying drawings, to describe the technical solution of the utility model in detail.
Embodiment 1
A kind of low temp cold air device, including compressor 3, single mechanical arm cold air blasting gun 1 and for fixing cold air blasting gun position
2；The cold air blasting gun includes gun body 11, the air inlet pipe 12 being arranged on below gun body, be arranged on gun body side warm-air pipe 13, set
Put be connected with air outlet inside gun body cool air hose 14, positioned at the air outlet 15 of gun body side, is provided with the gun body 11
The mixed air cavity 16 connected with air inlet pipe 12, is additionally provided with minor air cell 17, thermal insulation layer 18 and radiating block 19 inside the gun body, described
Thermal insulation layer is arranged at outside the cool air hose 14, and the radiating block is arranged at outside the warm-air pipe 13, and the mixed air cavity 16 leads to
Cross the gas port 191 being arranged on radiating block 19 to be connected with minor air cell 17, the side of the warm-air pipe 12 and cool air hose 14 with
Minor air cell 17 is connected respectively in different positions, and the cool air hose opposite side is provided with escape pipe 152, and the outlet pipe end sets
Air outlet 151 is equipped with, 12 one end of the air inlet pipe is connected with compressor 3, the cold air blasting gun air outlet arranges an angular adjustment
Device, to adjust the angle that blowing cold air is formed with drill point centrage.
The circular in cross-section of the gun body 11, the air outlet 15 are hollow cone cylinder body structure, the air outlet 15
Radial dimension is gradually reduced along cold wind outgassing direction, and the taper of the Rotary-table is 85 °.
The air outlet 15 is 1 in the bottom surface circular diameter of outlet air end 151 and the internal diameter ratio of escape pipe 152:3, the air-out
Mouthful it is 1 in the length ratio along axis of bottom surface circular diameter and escape pipe 152 of outlet air end 151:8.
The low temp cold air device is additionally provided with two temperature sensors 4 and velocity regulator, and the temperature sensor is arranged
Around the cold air blasting gun air outlet 15, the velocity regulator is arranged inside the compressor, the temperature sensor with
The velocity regulator connection, the cold air blasting gun can blow out the cold wind of different flow by velocity regulator.
The mechanical arm 2 includes arm seat 21, hydraulic cylinder 22 and linking arm 23, and the arm seat bottom is provided with rotating disk 20, described
Rotating disk 20 can drive the arm seat 21 to rotate in the horizontal direction, and 21 top of the arm seat is provided with the hydraulic cylinder 22, described
Piston rod 221 on hydraulic cylinder is connected with the linking arm 23, what the linking arm can be rotated in perpendicular, the connection
A cold air blasting gun 1 is fixedly installed on arm.
A kind of using method of above-mentioned low temp cold air device, concrete steps include：
S1. during cutting or drilling, the position of cold air blasting gun 1 is fixed by mechanical arm 2, to 5 different works of wiring board
Cold front heavy rain is carried out as region, to reduce the temperature of area to be machined；
S2. the temperature in the course of processing is monitored by temperature sensor, and by the feedback of the information of monitoring to wind speed
Actuator, charge flow rate and admission pressure of the velocity regulator according to the temperature control compressor for being detected, to control low temperature cold
The temperature and flow of the cold wind of wind apparatus.
In step sl, the different operating region includes machining area, machined region and the region to be processed of workpiece,
Low temp cold air device includes list and cold air blasting gun is formed cooling of blowing a cold wind over to three regions, and the cold air blasting gun can be adjusted by wind speed
Device blows out the cold wind of different flow respectively.
In step s 2, the working depth of cold air blasting gun air outlet is the outlet air end 151 of 10mm, i.e. air outlet apart from work
The vertical dimension in region is 10mm.
In step sl, cold air blasting gun air outlet and the center site of machining area, machined region or region to be processed
Angle is 60 °.
In step sl, dried by cold air blasting gun, the ambient temperature of machining area, machined region or region to be processed is protected
Hold at 22 DEG C.
Embodiment 2
A kind of low temp cold air device, including 3, two cold air blasting guns 1 of compressor and the mechanical arm for fixing cold air blasting gun position
2；The cold air blasting gun includes gun body 11, the air inlet pipe 12 being arranged on below gun body, be arranged on gun body side warm-air pipe 13, set
Put be connected with air outlet inside gun body cool air hose 14, positioned at the air outlet 15 of gun body side, is provided with the gun body 11
The mixed air cavity 16 connected with air inlet pipe 12, is additionally provided with minor air cell 17, thermal insulation layer 18 and radiating block 19 inside the gun body, described
Thermal insulation layer is arranged at outside the cool air hose 14, and the radiating block is arranged at outside the warm-air pipe 13, and the mixed air cavity 16 leads to
Cross the gas port 191 being arranged on radiating block 19 to be connected with minor air cell 17, the side of the warm-air pipe 12 and cool air hose 14 with
Minor air cell 17 is connected respectively in different positions, and the cool air hose opposite side is provided with escape pipe 152, and the outlet pipe end sets
Air outlet 151 is equipped with, 12 one end of the air inlet pipe is connected with compressor 3, the cold air blasting gun air outlet arranges an angular adjustment
Device, to adjust the angle that blowing cold air is formed with drill point centrage.
The circular in cross-section of the gun body 11, the air outlet 15 are hollow cone cylinder body structure, the air outlet 15
Radial dimension is gradually reduced along cold wind outgassing direction, and the taper of the Rotary-table is 60 °.
The air outlet 15 is 1 in the bottom surface circular diameter of outlet air end 151 and the internal diameter ratio of escape pipe 152:1.5, it is described go out
Air port is 1 in the length ratio along axis of bottom surface circular diameter and escape pipe 152 of outlet air end 151:15.
The low temp cold air device is additionally provided with a temperature sensor 4 and velocity regulator, and the temperature sensor is arranged
Around the cold air blasting gun air outlet 15, the velocity regulator is arranged inside the compressor, the temperature sensor with
The velocity regulator connection, the cold air blasting gun can blow out the cold wind of different flow by velocity regulator.
The mechanical arm 2 includes arm seat 21, hydraulic cylinder 22 and linking arm 23, and the arm seat bottom is provided with rotating disk 20, described
Rotating disk 20 can drive the arm seat 21 to rotate in the horizontal direction, and 21 top of the arm seat is provided with the hydraulic cylinder 22, described
Piston rod 221 on hydraulic cylinder is connected with the linking arm 23, what the linking arm can be rotated in perpendicular, the connection
Two cold air blasting guns 1 are fixedly installed on arm.
A kind of using method of above-mentioned low temp cold air device, concrete steps include：
S1., during cutting or drilling, the position of cold air blasting gun 1 is fixed by mechanical arm 2, respectively to wiring board 5 not
Cold front heavy rain is carried out with working region, to reduce the temperature of area to be machined；
S2. the temperature in the course of processing is monitored by temperature sensor, and by the feedback of the information of monitoring to wind speed
Actuator, charge flow rate and admission pressure of the velocity regulator according to the temperature control compressor for being detected, to control low temperature cold
The temperature and flow of the cold wind of wind apparatus.
In step sl, the different operating region includes machining area, machined region and the region to be processed of workpiece,
Low temp cold air device includes two cold air blasting guns three regions are formed with circulating types blows a cold wind over cooling, and the cold air blasting gun can pass through wind
Fast actuator blows out the cold wind of different flow respectively.
In step s 2, the working depth of cold air blasting gun air outlet is the outlet air end 151 of 7mm, i.e. air outlet apart from working area
The vertical dimension in domain is 7mm.
In step sl, cold air blasting gun air outlet and the center site of machining area, machined region or region to be processed
Angle is 30 °.
In step sl, dried by cold air blasting gun, the ambient temperature of machining area, machined region or region to be processed is protected
Hold at 20 DEG C.
Embodiment 3
A kind of low temp cold air device, including mechanical arm of the compressor 3, three cold air blasting gun 1 and for fixing cold air blasting gun position
2；The cold air blasting gun includes gun body 11, the air inlet pipe 12 being arranged on below gun body, be arranged on gun body side warm-air pipe 13, set
Put be connected with air outlet inside gun body cool air hose 14, positioned at the air outlet 15 of gun body side, is provided with the gun body 11
The mixed air cavity 16 connected with air inlet pipe 12, is additionally provided with minor air cell 17, thermal insulation layer 18 and radiating block 19 inside the gun body, described
Thermal insulation layer is arranged at outside the cool air hose 14, and the radiating block is arranged at outside the warm-air pipe 13, and the mixed air cavity 16 leads to
Cross the gas port 191 being arranged on radiating block 19 to be connected with minor air cell 17, the side of the warm-air pipe 12 and cool air hose 14 with
Minor air cell 17 is connected respectively in different positions, and the cool air hose opposite side is provided with escape pipe 152, and the outlet pipe end sets
Air outlet 151 is equipped with, 12 one end of the air inlet pipe is connected with compressor 3, the cold air blasting gun air outlet arranges an angular adjustment
Device, to adjust the angle that blowing cold air is formed with drill point centrage.
The circular in cross-section of the gun body 11, the air outlet 15 are hollow cone cylinder body structure, the air outlet 15
Radial dimension is gradually reduced along cold wind outgassing direction, and the taper of the Rotary-table is 70 °.
The air outlet 15 is 1 in the bottom surface circular diameter of outlet air end 151 and the internal diameter ratio of escape pipe 152:2.5, it is described go out
Air port is 1 in the length ratio along axis of bottom surface circular diameter and escape pipe 152 of outlet air end 151:11.
The low temp cold air device is additionally provided with four temperature sensors 4 and velocity regulator, and the temperature sensor is arranged
Around the cold air blasting gun air outlet 15, the velocity regulator is arranged inside the compressor, the temperature sensor with
The velocity regulator connection, the cold air blasting gun can blow out the cold wind of different flow by velocity regulator.
The mechanical arm 2 includes arm seat 21, hydraulic cylinder 22 and linking arm 23, and the arm seat bottom is provided with rotating disk 20, described
Rotating disk 20 can drive the arm seat 21 to rotate in the horizontal direction, and 21 top of the arm seat is provided with the hydraulic cylinder 22, described
Piston rod 221 on hydraulic cylinder is connected with the linking arm 23, what the linking arm can be rotated in perpendicular, the connection
Three cold air blasting guns 1 are fixedly installed on arm.
A kind of using method of above-mentioned low temp cold air device, concrete steps include：
S1., during cutting or drilling, the position of cold air blasting gun 1 is fixed by mechanical arm 2, respectively to wiring board 5 not
Cold front heavy rain is carried out with working region, to reduce the temperature of area to be machined；
S2. the temperature in the course of processing is monitored by temperature sensor, and by the feedback of the information of monitoring to wind speed
Actuator, charge flow rate and admission pressure of the velocity regulator according to the temperature control compressor for being detected, to control low temperature cold
The temperature and flow of the cold wind of wind apparatus.
In step sl, the different operating region includes machining area, machined region and the region to be processed of workpiece,
Low temp cold air device includes three cold air blasting guns three regions are formed with circulating types blows a cold wind over cooling, and the cold air blasting gun can pass through wind
Fast actuator blows out the cold wind of different flow respectively.
In step s 2, the working depth of cold air blasting gun air outlet is the outlet air end 151 of 10mm, i.e. air outlet apart from work
The vertical dimension in region is 10mm.
In step sl, cold air blasting gun air outlet and the center site of machining area, machined region or region to be processed
Angle is 60 °.
In step sl, dried by cold air blasting gun, the ambient temperature of machining area, machined region or region to be processed is protected
Hold at 22 DEG C.
Embodiment 4
A kind of low temp cold air device, including mechanical arm of the compressor 3, three cold air blasting gun 1 and for fixing cold air blasting gun position
2；The cold air blasting gun includes gun body 11, the air inlet pipe 12 being arranged on below gun body, be arranged on gun body side warm-air pipe 13, set
Put be connected with air outlet inside gun body cool air hose 14, positioned at the air outlet 15 of gun body side, is provided with the gun body 11
The mixed air cavity 16 connected with air inlet pipe 12, is additionally provided with minor air cell 17, thermal insulation layer 18 and radiating block 19 inside the gun body, described
Thermal insulation layer is arranged at outside the cool air hose 14, and the radiating block is arranged at outside the warm-air pipe 13, and the mixed air cavity 16 leads to
Cross the gas port 191 being arranged on radiating block 19 to be connected with minor air cell 17, the side of the warm-air pipe 12 and cool air hose 14 with
Minor air cell 17 is connected respectively in different positions, and the cool air hose opposite side is provided with escape pipe 152, and the outlet pipe end sets
Air outlet 151 is equipped with, 12 one end of the air inlet pipe is connected with compressor 3, the cold air blasting gun air outlet arranges an angular adjustment
Device, to adjust the angle that blowing cold air is formed with drill point centrage.
The circular in cross-section of the gun body 11, the air outlet 15 are hollow cone cylinder body structure, the air outlet 15
Radial dimension is gradually reduced along cold wind outgassing direction, and the taper of the Rotary-table is 75 °.
The air outlet 15 is 1 in the bottom surface circular diameter of outlet air end 151 and the internal diameter ratio of escape pipe 152:2, the air-out
Mouthful it is 1 in the length ratio along axis of bottom surface circular diameter and escape pipe 152 of outlet air end 151:9.
The low temp cold air device is additionally provided with three temperature sensors 4 and velocity regulator, and the temperature sensor is arranged
Around the cold air blasting gun air outlet 15, the velocity regulator is arranged inside the compressor, the temperature sensor with
The velocity regulator connection, the cold air blasting gun can blow out the cold wind of different flow by velocity regulator.
The mechanical arm 2 includes arm seat 21, hydraulic cylinder 22 and linking arm 23, and the arm seat bottom is provided with rotating disk 20, described
Rotating disk 20 can drive the arm seat 21 to rotate in the horizontal direction, and 21 top of the arm seat is provided with the hydraulic cylinder 22, described
Piston rod 221 on hydraulic cylinder is connected with the linking arm 23, what the linking arm can be rotated in perpendicular, the connection
Three cold air blasting guns 1 are fixedly installed on arm.
A kind of using method of above-mentioned low temp cold air device, concrete steps include：
S1., during cutting or drilling, the position of cold air blasting gun 1 is fixed by mechanical arm 2, respectively to wiring board 5 not
Cold front heavy rain is carried out with working region, to reduce the temperature of area to be machined；
S2. the temperature in the course of processing is monitored by temperature sensor, and by the feedback of the information of monitoring to wind speed
Actuator, charge flow rate and admission pressure of the velocity regulator according to the temperature control compressor for being detected, to control low temperature cold
The temperature and flow of the cold wind of wind apparatus.
In step sl, the different operating region includes machining area, machined region and the region to be processed of workpiece,
Low temp cold air device includes three cold air blasting guns three regions are formed with circulating types blows a cold wind over cooling, and the cold air blasting gun can pass through wind
Fast actuator blows out the cold wind of different flow respectively.
In step s 2, the working depth of cold air blasting gun air outlet is the outlet air end 151 of 13mm, i.e. air outlet apart from work
The vertical dimension in region is 13mm.
In step sl, cold air blasting gun air outlet and the center site of machining area, machined region or region to be processed
Angle is 75 °.
In step sl, dried by cold air blasting gun, the ambient temperature of machining area, machined region or region to be processed is protected
Hold at 25 DEG C.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type is by claims rather than described above is limited, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in this utility model.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of description is only that those skilled in the art should for clarity
Using description as an entirety, the technical scheme in each embodiment can also Jing it is appropriately combined, form those skilled in the art
Understandable other embodiment.The ins and outs of all not detailed descriptions in this utility model, can pass through ability
Domain any prior art is realized.
Claims (5)
1. a kind of low temp cold air device, it is characterised in that including compressor（3）, at least one cold air blasting gun（1）With for fixing cold
The mechanical arm of air pressure gun position（2）；The cold air blasting gun includes gun body（11）, the air inlet pipe that is arranged on below gun body（12）, be arranged on
The warm-air pipe of gun body side（13）, be arranged on inside gun body the cool air hose being connected with air outlet（14）, going out positioned at gun body side
Air port（15）, the gun body（11）Inside it is provided with and air inlet pipe（12）The mixed air cavity of connection（16）, also set up inside the gun body
There is minor air cell（17）, thermal insulation layer（18）And radiating block（19）, the thermal insulation layer is arranged at the cool air hose（14）Outside, it is described to dissipate
Hot block is arranged at the warm-air pipe（13）Outside, the mixed air cavity（16）By being arranged on radiating block（19）On gas port
（191）With minor air cell（17）It is connected, the warm-air pipe（12）And cool air hose（14）Side and minor air cell（17）Different
Position connects respectively, and the cool air hose opposite side is provided with escape pipe（152）, the outlet pipe end is provided with air outlet
（151）, the air inlet pipe（12）One end and compressor（3）Connection, the cold air blasting gun air outlet are provided with angle demodulator.
2. a kind of low temp cold air device according to claim 1, it is characterised in that the gun body（11）Cross section in circle
Shape, the air outlet（15）For hollow cone cylinder body structure, the air outlet（15）Radial dimension along cold wind outgassing direction gradually
Reduce, the taper of the Rotary-table is 60-85 °.
3. a kind of low temp cold air device according to claim 1, it is characterised in that the air outlet（15）In outlet air end
（151）Bottom surface circular diameter and escape pipe（152）Internal diameter ratio be 1:1.5-1:3, the air outlet is in outlet air end（151）Bottom
Face circular diameter and escape pipe（152）Length ratio along axis is 1:8-1:15.
4. a kind of low temp cold air device according to claim 1, it is characterised in that the low temp cold air device be additionally provided with to
A few temperature sensor（4）And velocity regulator, the temperature sensor is arranged at the cold air blasting gun air outlet（15）Around,
The velocity regulator is arranged inside the compressor, and the temperature sensor is connected with the velocity regulator, described cold
Air pressure gun can blow out the cold wind of different flow by velocity regulator.
5. a kind of low temp cold air device according to claim 1, it is characterised in that the mechanical arm（2）Including arm seat
（21）, hydraulic cylinder（22）And linking arm（23）, the arm seat bottom is provided with rotating disk（20）, the rotating disk（20）Can drive described
Arm seat（21）Rotate in the horizontal direction, the arm seat（21）Top is provided with the hydraulic cylinder（22）, the work on the hydraulic cylinder
Stopper rod（221）With the linking arm（23）Connection, what the linking arm can be rotated in perpendicular, it is fixed on the linking arm
At least one is provided with the cold air blasting gun（1）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620967143.4U CN206084578U (en) | 2016-08-29 | 2016-08-29 | Low temperature cold wind device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620967143.4U CN206084578U (en) | 2016-08-29 | 2016-08-29 | Low temperature cold wind device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106425677A (en) * | 2016-08-29 | 2017-02-22 | 广东工业大学 | Low-temperature cold air device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106425677A (en) * | 2016-08-29 | 2017-02-22 | 广东工业大学 | Low-temperature cold air device |
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