CN208178121U - Linear type air hose production line - Google Patents
Linear type air hose production line Download PDFInfo
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- CN208178121U CN208178121U CN201820594276.0U CN201820594276U CN208178121U CN 208178121 U CN208178121 U CN 208178121U CN 201820594276 U CN201820594276 U CN 201820594276U CN 208178121 U CN208178121 U CN 208178121U
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Abstract
The utility model is suitable for building ventilation device manufacturing technical field, provide a kind of linear type air hose production line, including controller, unreeling machine, cutting machine, nip machine, flange forming machine and folding brake, flange forming machine, folding brake, unreeling machine, cutting machine and nip machine are electrically connected with controller respectively；Nip machine includes seaming mechanism, driver, positioning mechanism, roller conveyor structure and vertical press-fit mechanism, and roller conveyor structure is close to flange forming machine, and seaming mechanism, driver and positioning mechanism are between roller conveyor structure and cutting machine；Vertical press-fit mechanism includes pressing rack, pressing cylinder and pressing body；Positioning mechanism includes positioning frame, positioning cylinder and positioning block body.Linear type air hose production line provided by the utility model includes unreeling machine, cutting machine, nip machine, flange forming machine and folding brake, material to be processed can be made disposably to complete the molding all operations of air hose, manual handling is no longer needed between intermediate each process, improves production efficiency.
Description
Technical field
The utility model belongs to building ventilation device manufacturing technical field, is to be related to a kind of linear type wind more specifically
Pipe production line.
Background technique
Air hose is as made of Sheet Metal Processing, and the non-conterminous side of the two of them of plate carries out total plate flange forming
Operation, another side then needs to carry out seaming forming operation, because three sides of plate require to be operated, one
The process operation difficulty that three sides are completed on linear type production line is very big.Therefore traditional air hose production line is usually two
Independent production line, a production line are exclusively used in the sawing sheet and seaming forming operation of plate, and wherein seaming forming operation generally makes
It is manually-operated Semi-automatic device；Another production line is exclusively used in the plate for having completed seaming operation carrying out method
Orchid forms and pre-flanging operation, relatively independent between two production lines, needs manually to carry plate, production efficiency is extremely low.
Utility model content
The purpose of this utility model is to provide a kind of linear type air hose production lines, it is intended to solve in the prior art because not having
Standby straight line type production line not only can be carried out seaming processing and can be carried out flange forming process and caused by air hose production efficiency it is low
Under technical problem.
In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of linear type air hose production line, packet
Include the controller for controlling linear type air hose production line movement and set gradually from front to back unreeling machine, cutting machine,
Nip machine, flange forming machine and folding brake, the flange forming machine, the folding brake, the unreeling machine, the cutting machine and institute
Nip machine is stated to be electrically connected with the controller respectively；The nip machine includes can be in the horizontal plane along perpendicular to plate conveying side
To mobile seaming mechanism, the driver for driving the seaming mechanism mobile, the localization machine for being positioned to plate
Structure, the roller conveyor structure for picking up plate and mobile plate from the cutting machine and for carrying out seaming operation to plate
When fixed plate vertical press-fit mechanism, the roller conveyor structure is the seaming mechanism, described close to the flange forming machine
Driver and the positioning mechanism are between the roller conveyor structure and the cutting machine；The vertical press-fit mechanism includes
Be hung on the pressing rack on roller conveyor structure top, be arranged in it is described pressing rack on pressing cylinder and with the pressure
Close the pressing body that cylinder is connected and can move up and down；The positioning mechanism includes positioning frame, is arranged in the positioning frame
On positioning cylinder and the positioning block body that is connected with the positioning cylinder and can move up and down.
Further, the positioning frame is fixedly linked with the seaming mechanism, the power output end of the driver with
The positioning frame is connected.
Further, the positioning block body is three positioning columns arranged in rows.
Further, the pressing body is two disk-like structures arranged in rows.
It further, further include the flanging feeding positioning dress being arranged between the flange forming machine and the folding brake
It sets, the flanging locating unit includes that at least two parallel intervals are arranged and for the discharge port from the flange forming machine
Pick up, convey the conveyer belt mechanism of plate and the claw manipulator for grabbing and positioning plate；Each conveyer belt mechanism two
Side is equipped with placement region, and the claw manipulator is located at the placement region, and the claw manipulator includes click-on mechanism, is used for
Drive the first driving mechanism that the click-on mechanism moves up and down and for driving the click-on mechanism to move along plate conveying direction
The second dynamic driving mechanism, the controller respectively with the click-on mechanism, first driving mechanism, second driving machine
Structure and conveyer belt mechanism electrical connection.
Further, the conveyer belt mechanism has three, and there are two the click-on mechanism tools, two click-on mechanisms
It is located between the adjacent conveyer belt mechanism of different two.
Further, first driving mechanism is the first servo cylinder, the piston rod of first servo cylinder and institute
It states click-on mechanism to be connected, the cylinder barrel of first servo cylinder is connected with second driving mechanism.
Further, second driving mechanism is the second servo cylinder, the piston rod of second servo cylinder and institute
The cylinder barrel for stating the first servo cylinder is connected, and the cylinder barrel of second servo cylinder fixes on the ground.
Further, the click-on mechanism is equipped with the sensor for judging whether to grab plate, the sensor
It is electrically connected with the controller.
Linear type air hose production line provided by the utility model include unreeling machine, cutting machine, nip machine, flange forming machine and
Folding brake enables the seaming mechanism of nip machine along moving perpendicular to plate conveying direction and add not to nip machine by design
The positioning mechanism for interfering plate conveying, enables nip machine and flange forming machine to organically combine and completes respective operation, thus
So that material to be processed primary property can be completed the molding all operations of air hose on this linear type air hose production line, between intermediate each process
Manual handling is no longer needed, production efficiency is improved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of linear type air hose production line provided by the embodiment of the utility model；
Fig. 2 is one of the structural schematic diagram of nip machine in Fig. 1；
Fig. 3 is the second structural representation of nip machine in Fig. 1；
Fig. 4 is the cooperation schematic diagram of folding brake and flanging locating unit in Fig. 1；
In figure: 1, folding brake；2, flanging locating unit；21, conveyer belt mechanism；22, click-on mechanism；23, it first drives
Motivation structure；24, the first driving mechanism；3, flange forming machine；4, nip machine；41, seaming mechanism；42, driver；43, roller is defeated
Send mechanism；44, rack is pressed；45, cylinder is pressed；46, body is pressed；47, positioning frame；48, positioning cylinder；49, block body is positioned；
410, guide rail；5, cutting machine；6, unreeling machine；7, plate.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that term " length ", " width ", " height ", " thickness ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " head ", " tail " is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.
It should also be noted that, unless otherwise clearly defined and limited, " installation ", " connected ", " connection ", " fixation ",
Terms such as " settings " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be with
It is mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside a element.For the ordinary skill in the art, Ke Yigen
The concrete meaning of above-mentioned term in the present invention is understood according to concrete condition.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In addition, " multiple ", " several " are meant that two or more, unless
Separately there is clearly specific restriction.
Referring to Figure 1 to Fig. 3, now the embodiment of linear type air hose production line provided by the utility model is illustrated.
Linear type air hose production line is successively set including the controller for controlling linear type air hose production line movement and from front to back
Unreeling machine 6, cutting machine 5, nip machine 4, flange forming machine 3 and the folding brake 1 set, flange forming machine 3, folding brake 1, unreeling machine 6,
Cutting machine 5 and nip machine 4 are electrically connected with controller respectively.Unreeling machine 6 is used for the uncoiling of coiled strip (raw material), and cutting machine 5 is used for
Coiled strip is become into plate by the operation such as the smoothing of the coiled strip of unreeling machine 6, beading, punching, nip machine 4 from cutting machine 5 for that will go out
One side of the plate 7 flowed out at mouthful carries out seaming forming operation, and flange forming machine 3 from 4 exit of nip machine for that will flow
Two sides of plate 7 out carry out flange bending and molding, and folding brake 1 is used for the plate for flowing out the exit of flange forming machine 3
Material carries out final bending and molding.Wherein, controller, unreeling machine 6, cutting machine 5, flange forming machine 3 and folding brake 1 belong to existing
Technology, details are not described herein, and controller can be the control elements such as industrial personal computer, PLC or single-chip microcontroller.Material to be processed successively by
6 approach cutting machine 5 of unreeling machine, nip machine 4, flange forming machine 3, flanging locating unit 2 and folding brake 1 complete all behaviour
Make.
Nip machine 4 includes can be in the horizontal plane along the seaming mechanism 41 moved perpendicular to 7 conveying direction of plate, for driving
Driver 42, positioning mechanism, roller conveyor structure 43 and vertical press-fit mechanism, the controller for moving the seaming mechanism 41 movement can
Seaming mechanism 41, driver 42, positioning mechanism, roller conveyor structure 43 and vertical press-fit mechanism is individually controlled to be moved
Make.Wherein, seaming mechanism 41 includes seaming component (components such as seaming roller), and seaming mechanism 41 is the prior art in itself, herein
It repeats no more；Positioning mechanism is for positioning to plate 7, to facilitate subsequent seaming to operate；Roller conveyor structure 43 is used
In picking up plate 7 from the exit of cutting machine 5, and it is also used to movable plate and expects that the entrance of flange forming machine 3 is either moved
It moves at positioning mechanism；Vertical press-fit mechanism is used for the fixed plate 7 when carrying out seaming operation to plate 7, prevents quivering for plate
It is dynamic.Roller conveyor structure 43 is located at roller conveyor close to flange forming machine 3, seaming mechanism 41, driver 42 and positioning mechanism
Between structure 43 and cutting machine 5.
Vertical press-fit mechanism includes the pressing rack 44 for being hung on 43 top of roller conveyor structure, setting in pressing rack 44
On pressing cylinder 45 and with the pressing cylinder 45 pressing body 46 that is connected and can move up and down, by press body 46 on move down
It is dynamic that fixed plate 7 can be achieved or unclamp plate 7.Positioning mechanism includes positioning frame 47, is arranged on positioning frame 47 and determines
Position cylinder 48 and the positioning block body 49 that is connected with positioning cylinder 48 and can move up and down, positioning block body 49 are moved upwards up to predetermined
The positioning of plate 7 can be achieved behind position, the movement of plate 7 can not be interfered by being moved down into behind predetermined position.
The specifically used process of nip machine 4 is: conveying plate 7 from the outlet of cutting machine 5 to 4 direction of nip machine first, at this time
The controller control driving positioning block body 49 of positioning cylinder 48, which moves down, to be retracted into positioning frame 47 not interfere plate 7 mobile
Onto roller conveyor structure 43；After 7 entirety of plate is all moved on roller conveyor structure 43, controller controls positioning cylinder 48
Driving positioning block body 49 move up stretch out positioning frame 47, while controller also control roller conveyor structure 43 invert make plate
7 is mobile to 5 direction of cutting machine, and plate 7 is mobile to abut to after positioning block body 49 positioning operation completed to plate 7；Then
The controller control pressing driving pressing body 46 of cylinder 45 is moved down to realize and fix to the pressing of plate 7；It is completed to plate 7 solid
After fixed operation, controller control driver 42 drives seaming mechanism 41 to move along the direction perpendicular to 7 conveying direction of plate, seaming
Component completes the seaming forming operation to 7 a side of plate in moving process；Complete seaming forming operation after, pressing body 46 to
Upper mobile release plate 7, controller control roller conveyor structure 43, which rotates forward, makes the plate 7 of completion seaming operation to flange forming machine
3 directions (i.e. along plate conveying direction) are mobile, while seaming mechanism 41 is driven back into original position by driver 42.
Linear type air hose production line provided by the embodiment of the utility model include unreeling machine, cutting machine, nip machine, flange at
Type machine and folding brake enable the seaming mechanism of nip machine along moving perpendicular to plate conveying direction and to nip machine by design
The positioning mechanism for not interfering plate to convey is added, so that nip machine and flange forming machine is organically combined and completes respective behaviour
Make, so that material to be processed be made primary property can to complete air hose on linear type air hose production line provided by the embodiment of the utility model
Molding all operations no longer need manual handling between intermediate each process, improve production efficiency.
Further, referring to Figure 1 to Fig. 3, in order to keep structure more compact, positioning frame 47 and seaming mechanism 41 are fixed
It is connected together, the power output end of driver 42 is connected with positioning frame 47.When each movement of seaming mechanism 41, positioning frame
Also mobile simultaneously.
Further, a kind of specific embodiment as linear type air hose production line provided by the utility model, driving
Device is hydraulic cylinder, and the piston rod of hydraulic cylinder is connected with positioning frame 47, and the cylinder barrel of hydraulic cylinder is fixed on bottom surface.
Further, nip machine 4 further includes the guide rail 410 fixed on the ground, on positioning frame 47 and seaming mechanism 41
Equipped with the opening being slidably matched with guide rail 410, the cooperation of opening and guide rail 410 can provide for the movement of seaming mechanism 41 to be led
To.
Further, referring to Figure 1 and Fig. 4, linear type air hose production line provided by the embodiment of the utility model further include
Flanging locating unit 2, flanging locating unit 2 is between flange forming machine 3 and folding brake 1.Flanging feeding positioning
Device 2 includes at least two conveyer belt mechanisms 21 and claw manipulator.Each conveyer belt mechanism 21 is parallel interval setting, is used for
Common conveying plate 7, the two sides of each conveyer belt mechanism 21 are equipped with placement region, and claw manipulator is located in this placement region.It is defeated
Tape-feed 21 can pick up and convey plate 7 from the discharge port of flange forming machine 3, and claw manipulator is used for from conveyer belt mechanism
Plate 7 is grabbed on 21, and " can be grasp " plate 7 and be conveyed and positioned to folding brake 1.
Claw manipulator includes click-on mechanism 22, the first driving mechanism 23 for driving claw to move up and down and for driving
The second driving mechanism 24 that dynamic click-on mechanism is moved along the conveying direction of plate 7.Controller drives with click-on mechanism 21, first respectively
Motivation structure 23, the second driving mechanism 24 and conveyer belt mechanism 21 are electrically connected, and control click-on mechanism 21, the first driving mechanism 23 respectively
With the second driving mechanism 24.First driving mechanism 23 and the second driving mechanism 24 can be oil cylinder, screw mechanism etc. and linearly execute
Mechanism.
When specifically used, plate 7 is flowed out from the discharge port of flange forming machine 3, is transported on conveyer belt mechanism 21, is controlled first
Device control conveyer belt mechanism 21 processed rotates forward, i.e., conveyer belt mechanism 21 carries plate 7 and transports to the direction close to folding brake 1, at this time
Click-on mechanism 22 does not influence passing through for plate 7 by below the driving to conveyer belt mechanism 21 of the first driving mechanism 23；To plate 7
After click-on mechanism 22, controller controls the reversion of conveyer belt mechanism 21 again, i.e. conveyer belt mechanism 21 carries plate 7 to far from folding
The direction of side machine 1 is transported, and controller controls the driving rising of click-on mechanism 22 of the first driving mechanism 23 and arrives at crawl plate 7 at this time
Predetermined position, plate 7 are transported in click-on mechanism 22 by conveyer belt mechanism 21, and click-on mechanism 22 grabs plate 7；Hereafter flanging is given
1 feeding of machine is just all completed by click-on mechanism 22, and controller controls the second driving mechanism 23 and click-on mechanism 22 is driven to move to folding brake 1
It is dynamic, because controller can control displacement and the position of the second driving mechanism, it can also control the displacement and feeding of plate 7
Amount, it will be able to realize the conveying and positioning of plate 7.Because claw manipulator is located at the front side feed inlet of folding brake 1, Bu Huihe
Folding brake 1 interferes, therefore the bending operation of small size flange may be implemented.
Folding brake in the prior art generally position with the rear stock stop for being located at folding brake rear portion and then completes flanging
Operation, however rear stock stop is located on rear side of folding brake, such rear stock stop can be interfered with the rack of folding brake, this is resulted in
This positioning method makes folding brake that can not carry out the pre-flanging operation of small size flange.Air hose provided by the embodiment of the utility model
Production line enables plate rolling over by setting by the way that flanging locating unit is arranged between flange forming machine and folding brake
The flanging locating unit of side down side carries out feeding and positioning, will not interfere with folding brake, so as to realize pair
The air hose for needing to carry out small size flange operation is processed.
Further, referring to Figure 1 and Fig. 4, preferably conveying effect, conveyer belt mechanism 21 have three in order to obtain,
There are two the tools of click-on mechanism 22, and each click-on mechanism 22 is located between the adjacent conveyer belt mechanism 21 of different two.
Further, a kind of specific embodiment as air hose production line provided by the utility model, the first driving machine
Structure 23 is the first servo cylinder, and the piston rod of the first servo cylinder 23 is connected with click-on mechanism 22, the cylinder barrel of the first servo cylinder
It is connected with the second driving mechanism 24.Servo cylinder carries displacement servo controlling mechanism, and controllability is good.
Further, a kind of specific embodiment as air hose production line provided by the utility model, the second driving machine
Structure 24 is the second servo cylinder, and the piston rod of the second servo cylinder 24 is connected with the first driving mechanism 23, i.e., with the first servo gas
The cylinder barrel of cylinder 23 is connected, and the cylinder barrel of the second servo cylinder 24 fixes on the ground.Servo cylinder carries displacement servo controlling mechanism,
Controllability is good, convenient for the amount of feeding of controller control plate 7, accurate positioning.
Further, click-on mechanism 22 is equipped with sensor, and sensor is electrically connected with the controller, and the setting of sensor is convenient for
Controller judges whether plate 7 is moved into the certain bits in click-on mechanism 22 or whether being moved in click-on mechanism 22
Set, wait plates 7 in place after, controller control again click-on mechanism 22 engage plate 7, in this way can more accurately to plate 7 into
Row positioning.
Further, air hose production line provided by the embodiment of the utility model further includes the alarm for sounding an alarm,
Alarm is electrically connected with the controller, when controller judge plate 7 do not reach in click-on mechanism 22 or in click-on mechanism 22 it is special
When positioning is set, controller control alarm is sounded an alarm, to prompt operator.
Further, nip machine 4 is joint angle nip machine, for making joint angle-style seaming, keeps air hose sealing tighter
It is close.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (9)
1. linear type air hose production line, it is characterised in that: including the control for controlling the linear type air hose production line movement
Device and the unreeling machine set gradually from front to back, cutting machine, nip machine, flange forming machine and folding brake, the flange forming machine,
The folding brake, the unreeling machine, the cutting machine and the nip machine are electrically connected with the controller respectively；The nip machine
Including can be in the horizontal plane along the seaming mechanism moved perpendicular to plate conveying direction, for driving the seaming mechanism to move
Driver, the positioning mechanism for being positioned to plate, the roller for picking up plate and mobile plate from the cutting machine
Sub- conveying mechanism and vertical press-fit mechanism for plate fixed when carrying out seaming operation to plate, the roller conveyor structure
Close to the flange forming machine, the seaming mechanism, the driver and the positioning mechanism are located at the roller conveyor structure
Between the cutting machine；The vertical press-fit mechanism includes the pressing rack for being hung on roller conveyor structure top, sets
The pressing body for setting the pressing cylinder in the pressing rack and being connected and can move up and down with the pressing cylinder；It is described fixed
Position mechanism include positioning frame, the positioning cylinder being arranged on the positioning frame and be connected with the positioning cylinder and can on
The positioning block body of lower movement.
2. linear type air hose production line as described in claim 1, it is characterised in that: the positioning frame and the seaming mechanism
It is fixedly linked, the power output end of the driver is connected with the positioning frame.
3. linear type air hose production line as claimed in claim 1 or 2, it is characterised in that: the positioning block body be three in column
The positioning column of setting.
4. linear type air hose production line as claimed in claim 1 or 2, it is characterised in that: the pressing body is two and sets in column
The disk-like structure set.
5. linear type air hose production line as claimed in claim 1 or 2, it is characterised in that: further include setting the flange at
Flanging locating unit between type machine and the folding brake, the flanging locating unit include between at least two parallel
Every setting and for picking up, conveying the conveyer belt mechanism of plate from the discharge port of the flange forming machine and for grabbing and positioning
The claw manipulator of plate；Each conveyer belt mechanism two sides are equipped with placement region, and the claw manipulator is located at the placement
Region, the claw manipulator include click-on mechanism, the first driving mechanism for driving the click-on mechanism to move up and down and
The second driving mechanism for driving the click-on mechanism to move along plate conveying direction, the controller respectively with the claw
Mechanism, first driving mechanism, second driving mechanism and conveyer belt mechanism electrical connection.
6. linear type air hose production line as claimed in claim 5, it is characterised in that: the conveyer belt mechanism has three, institute
State click-on mechanism tool there are two, two click-on mechanisms be located at the adjacent conveyer belt mechanism of different two it
Between.
7. linear type air hose production line as claimed in claim 5, it is characterised in that: first driving mechanism is the first servo
The piston rod of cylinder, first servo cylinder is connected with the click-on mechanism, the cylinder barrel of first servo cylinder with it is described
Second driving mechanism is connected.
8. linear type air hose production line as claimed in claim 7, it is characterised in that: second driving mechanism is the second servo
Cylinder, the piston rod of second servo cylinder are connected with the cylinder barrel of first servo cylinder, second servo cylinder
Cylinder barrel fixes on the ground.
9. linear type air hose production line as claimed in claim 5, it is characterised in that: the click-on mechanism is equipped with for judging
Whether the sensor of plate is grabbed, and the sensor is electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820594276.0U CN208178121U (en) | 2018-04-24 | 2018-04-24 | Linear type air hose production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820594276.0U CN208178121U (en) | 2018-04-24 | 2018-04-24 | Linear type air hose production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208178121U true CN208178121U (en) | 2018-12-04 |
Family
ID=64434835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820594276.0U Active CN208178121U (en) | 2018-04-24 | 2018-04-24 | Linear type air hose production line |
Country Status (1)
| Country | Link |
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| CN (1) | CN208178121U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109807644A (en) * | 2019-04-12 | 2019-05-28 | 安徽中驰机械制造有限公司 | A kind of full-automatic ultrashort air hose production line of compact |
| CN110773591A (en) * | 2019-10-25 | 2020-02-11 | 赣州逸豪新材料股份有限公司 | High heat conduction aluminium base board production facility |
| CN111229859A (en) * | 2020-01-14 | 2020-06-05 | 谢旻珍 | Automatic production process of air duct |
| CN111774432A (en) * | 2020-07-03 | 2020-10-16 | 无锡市金瑞净化设备有限公司 | Air duct machining process and production line for air duct machining process |
-
2018
- 2018-04-24 CN CN201820594276.0U patent/CN208178121U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109807644A (en) * | 2019-04-12 | 2019-05-28 | 安徽中驰机械制造有限公司 | A kind of full-automatic ultrashort air hose production line of compact |
| CN110773591A (en) * | 2019-10-25 | 2020-02-11 | 赣州逸豪新材料股份有限公司 | High heat conduction aluminium base board production facility |
| CN111229859A (en) * | 2020-01-14 | 2020-06-05 | 谢旻珍 | Automatic production process of air duct |
| CN111229859B (en) * | 2020-01-14 | 2021-12-03 | 长沙市大川防火材料有限公司 | Automatic production process of air duct |
| CN111774432A (en) * | 2020-07-03 | 2020-10-16 | 无锡市金瑞净化设备有限公司 | Air duct machining process and production line for air duct machining process |
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