CN204248408U - A kind of forming machine of heat insulating work construction sheet material - Google Patents
A kind of forming machine of heat insulating work construction sheet material Download PDFInfo
- Publication number
- CN204248408U CN204248408U CN201420664648.4U CN201420664648U CN204248408U CN 204248408 U CN204248408 U CN 204248408U CN 201420664648 U CN201420664648 U CN 201420664648U CN 204248408 U CN204248408 U CN 204248408U
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- sheet material
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- frame
- leveling
- workbench
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Abstract
The utility model discloses a kind of forming machine of heat insulating work construction sheet material, this forming machine can carry out cutting sheet material continuously automatically, not only can the parcel sheet material of cutting insulating tube straight section, but also can the parcel sheet material of cutting insulating tube turnaround section, greatly improve the shaping efficiency of sheet material, decrease manpower and reduce cost.This forming method is based on forming machine, and this forming machine comprises frame, horizontal cutting device, sliding cutting device, leveling feed mechanism; Described frame is provided with workbench, and the upstream extremity of frame is fixed with leveling feed mechanism, and this leveling feed mechanism is by sheet material leveling and be sent on workbench; Described horizontal cutting device to be fixed in frame and to be positioned at the top of workbench, and this horizontal cutting device is by sheet material transversely cutting; Described sliding cutting device can on workbench arbitrary trajectory sliding cutting, thus realize the automatic forming of sheet material.
Description
Technical field
The utility model relates to a kind of sheet-forming machine, and it is used that this sheet material is used as pipe-line equipment external protection in heat insulating work construction.
Background technology
Some conveyance conduits for delivering vapor or other media and various kinds of equipment thereof all can be seen in oil field, heat energy plants, chemical fertilizer factory etc. and all kinds of chemical industry thereof, these conveyance conduits and various kinds of equipment thereof need to carry out heat preservation construction, the way started most on these conveyance conduits, wraps up some insulation materials as asbestos, and it is now more and more higher for service life, insulation quality and appearance requirement, outside for these insulating tubes also needs coated metal sheet material, is generally aluminium skin.So these sheet material parcel just also exists following situation: 1. insulating tube equipment is divided into straight section, turnaround section, end socket and all kinds of profiled parts thereof, and the parcel for straight section is fairly simple, and sheet material only need cut into rectangle and then roll up and justify into cylindrical tube shape and can wrap up; And parcel sheet material when turnaround section, end socket and all kinds of profiled parts thereof is just more special, for turnaround section, turnaround section general inner side radius of turn is little, and outer turn radius is large, therefore, the sheet material parcel construction of this turnaround section is exactly the narrow tubular in wide inner side, outside, and several this tubular splicings have just wrapped up turnaround section completely.And this tubular structure launches to be exactly the sketch plate that both sides are curve.At present can the equipment of automation cutting for this sketch plate.Conventional operation is that the sketch plate of this shape is made mould by construction brigade in work progress, then template is placed on line after on monoblock sheet material, and then the artificial pattern according to drawing is sheared and wrapped up.Right this board making mode inefficiency, need a large amount of manpowers to carry out sheet material cutting, efficiency is low, of poor quality, works poor between sketch plate adjacent after being wrapping to turnaround section, and profile unsightly.
Utility model content
Technical problem to be solved in the utility model is: the forming machine providing a kind of heat insulating work construction sheet material, this forming machine can carry out cutting sheet material continuously automatically, not only can the parcel sheet material of cutting insulating tube straight section, but also can the parcel sheet material of cutting insulating tube turnaround section or other form parts, greatly improve the shaping efficiency of sheet material, decrease manpower and reduce cost.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of forming machine of heat insulating work construction sheet material, comprises frame, horizontal cutting device, sliding cutting device, leveling feed mechanism; Described frame is provided with workbench, and the upstream extremity of frame is fixed with leveling feed mechanism, and this leveling feed mechanism is by sheet material leveling and be sent on workbench; Described horizontal cutting device to be fixed in frame and to be positioned at the top of workbench, and this horizontal cutting device is by sheet material transversely cutting; Described sliding cutting device comprises longitudinal sliding motion and is installed on crossbeam in frame, and this crossbeam is in the top of workbench and drives longitudinal sliding motion by longitudinal driving device; Laterally be slidably mounted on the cross slide on crossbeam, this cross slide is driven by lateral driver device and slides; Vertically be slidably mounted on the vertical slide on cross slide, this vertical slide is driven by vertical drive unit and slides, and the below of this vertical slide is provided with hobboing cutter assembly.
As the preferred scheme of one, described longitudinal driving device comprises longitudinal motor and longitudinal pinion and rack, described longitudinal pinion and rack longitudinal rack and longitudinal gear, longitudinal rack is fixed on frame, longitudinal motor is fixed on crossbeam, described longitudinal gear is fixed on the output shaft of longitudinal motor, and this longitudinal gear engages with longitudinal rack.
As the preferred scheme of one, described lateral driver device comprises cross motor and transverse gear rackwork, described transverse gear rackwork comprises horizontal tooth bar and transverse gear, this horizontal tooth bar is fixed on crossbeam, described cross motor is fixed on cross slide, described transverse gear is installed on the output shaft of cross motor, and this transverse gear engages with horizontal tooth bar.
As the preferred scheme of one, described horizontal cutting device comprises horizontal support, vertically cutting knife and cutter actuating device, described horizontal support to be horizontally installed in frame and to be positioned at the top of workbench, described vertical cutting knife is vertically slidably mounted on horizontal support, described cutter actuating device to be fixed on horizontal support and to be in transmission connection with vertical cutting knife, and described workbench is provided with the edge of a knife corresponding with vertical cutting cutter position.
As the preferred scheme of one, described leveling feed mechanism comprises two feed spools cooperatively interacted and three leveling axles, described two feed spools rotate and are installed in frame and transversely be arranged in parallel down, this feed spool is driven by feeding power set, and described three leveling axles rotate to be installed in frame and to misplace up and down and are arranged in parallel.
As the preferred scheme of one, described three leveling axles include roller seat and rotate the leveling axle body be installed on roller seat, the two ends described frame being positioned at leveling axle are provided with side plate, this side plate is provided with adjustment hole, described roller seat is constrained in adjustment hole, and described two feed spool two ends are also installed on side plate.
As the preferred scheme of one, wherein an end of a feed spool arranges female pinch roller of band annular groove, and same one end of another root feed spool is provided with the public pinch roller of band annular flange flange, and described male and female pinch roller cooperatively interacts.
As the preferred scheme of one, the both sides described frame being positioned at workbench and the upstream extremity being positioned at workbench are provided with transition backing plate.
After have employed technique scheme, effect of the present utility model is: this forming machine can realize the material loading of sheet material, and utilizes horizontal cutting device to carry out crop, ensures that end is smooth, and then hobboing cutter assembly can drive transverse shifting on workbench by cross slide; Crossbeam can longitudinally move again on workbench simultaneously, and such hobboing cutter assembly is just movable to any point on workbench, thus achieves curvilinear cut, so just can realize the automation excision forming of turnaround section parcel sheet material; Certainly, this hobboing cutter assembly also can realize the excision forming of straight section parcel sheet material, as long as cross slide does not move can realize longitudinal straight line moving, this forming machine just can realize the plate cutting of whole insulating tube parcel like this.This forming machine sheet forming efficiency is high, and Forming Quality is good, and an alternative several cutting workman of machine, reduces cost, and the exterior quality that insulating tube is wrapped up improves.
Again because described three leveling axles include roller seat and rotate the leveling axle body be installed on roller seat, the two ends described frame being positioned at leveling axle are provided with side plate, this side plate is provided with adjustment hole, described roller seat is constrained in adjustment hole, described two feed spool two ends are also installed on side plate, so the position of three leveling axles can adjust, thus adapts to the leveling of different plates thickness, also makes adjustment flatten axle simultaneously and makes reaching of levelling effect best.
Again because an end of a wherein feed spool arranges female pinch roller of band annular groove, same one end of another root feed spool is provided with the public pinch roller of band annular flange flange, described male and female pinch roller cooperatively interacts, the power resources of this male and female pinch roller in feed spool, without the need to extra driving; And male and female pinch roller not only can carry out round as a ball to the sheet material of cutting, convenient parcel, and annular flange flange and annular groove the side of fitness sheet material can be pressed into projection and groove, so make carrying out parcel, the projection of sheet material can be stacked in the groove of adjacent sheet material, thus the quality of parcel and exterior quality are improved.
Again because the both sides that described frame are positioned at workbench and the upstream extremity that is positioned at workbench are provided with transition backing plate.So due to break-in camber line can be produced when hobboing cutter assembly rolls on the plate face of sheet material, such as when hobboing cutter is in longitudinal rolling condition, when needs carry out transverse cuts, hobboing cutter needs by longitudinally becoming laterally, therefore will produce break-in camber line, and place transition backing plate in the upstream end thereof of sheet material, the both sides of sheet material, exactly hobboing cutter assembly is the break-in camber line produced on transition backing plate, so just make the running orbit of hobboing cutter assembly on plate face be all effective tracks, thus improve the utilization rate of sheet material.
The invention also discloses a kind of forming method of insulating tube parcel sheet material in addition, it comprises step:
A. sheet material is unreeled;
B. sheet material enters in workbench after leveling;
C. hobboing cutter is utilized to carry out longitudinal cutting according to the track preset to sheet material on workbench;
D. the parts transversely longitudinally cut by sheet material cuts off;
E. the sheet forming after longitudinally cutting is taken out and by round as a ball for sheet forming simultaneously to the side press flute of sheet forming, opposite side compacting flange, a side flange of sheet forming can stackedly coordinate with the groove of another formation of lots sheet material.
Wherein step e is carried out on two upper and lower round as a ball axles cooperatively interacted, and the roll surface of upper and lower round as a ball axle is provided with the annular groove and annular flange flange that cooperatively interact, and step e carries out round as a ball indent in two steps on upper and lower round as a ball axle:
E1. one end of sheet forming is filled between upper and lower round as a ball axle and carries, upper and lower round as a ball axle coordinate round as a ball while annular groove and annular flange flange to the side press flute of sheet forming;
E2. the another side of sheet forming is filled in upward between upper and lower round as a ball axle and carries, upper and lower round as a ball axle coordinate round as a ball while annular groove and annular flange flange to the opposite side compacting flange of sheet forming.
This forming method achieves the automation of insulating tube parcel plate forming, and sheet material through round as a ball, compacting flange and groove after be easily wrapped on insulating tube, the quality of parcel and outward appearance are all better than artificial cutting.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the perspective view of the utility model embodiment;
Fig. 2 is the sectional perspective structure chart of the utility model embodiment;
Fig. 3 is another partial perspective view of the utility model embodiment;
In accompanying drawing: 1. frame; 2. workbench; 3. crossbeam; 4. longitudinal motor; 5. longitudinal rack; 6. cross slide; 7. horizontal tooth bar; 8. cross motor; 9. vertical slide; 10. hobboing cutter assembly; 11. horizontal supports; 12. vertical cutting knifes; 13. cutter actuating devices; 14. side plates; Feed spool on 15.; 16. times feed spools; 17. feeding motors; 18. public pinch rollers; 19. female pinch rollers; 20. roller seats.
Detailed description of the invention
Below by specific embodiment, the utility model is described in further detail.
As shown in Figure 1, 2, 3, a kind of forming machine of heat insulating work construction sheet material, comprises frame 1, horizontal cutting device, sliding cutting device, leveling feed mechanism.
Described frame 1 is provided with workbench 2, and the upstream extremity of frame 1 is fixed with leveling feed mechanism, and this leveling feed mechanism is by sheet material leveling and be sent on workbench 2; The bottom of frame 1 is provided with roller and is convenient to whole frame 1 and moves.Described leveling feed mechanism comprises two feed spools cooperatively interacted and three leveling axles, described two feed spools rotate and are installed in frame 1 and transversely be arranged in parallel down, as shown in Figure 2, the feed spool being in upper end is upper feed spool 15, the feed spool being in below is lower feed spool 16, and upper feed spool 15 and the cooperation of lower feed spool 16 press against sheet material conveying.And the two ends of upper feed spool 15 and lower feed spool 16 are all installed on side plate 14, this side plate 14 is fixed in frame 1, and this feed spool is driven by feeding power set, concrete, and these feeding power set are feeding motor 17.Described three leveling axles rotate to be installed in frame 1 and to misplace up and down and are arranged in parallel.Described three leveling axles include roller seat 20 and rotate the leveling axle body be installed on roller seat 20, the two ends described frame 1 being positioned at leveling axle are provided with side plate 14, this side plate 14 is provided with adjustment hole, described roller seat 20 is constrained in adjustment hole, described two feed spool two ends are also installed on side plate 14, this roller seat 20 can slide thus regulate three relative positions flattened between axle in adjustment hole, makes levelling effect reach best, also can adapt to the leveling of the sheet material of different-thickness simultaneously.
And in the present embodiment, feeding motor 17 is connected with decelerator, the output shaft of this decelerator is connected with lower feed spool 16, and female pinch roller 19 of band annular groove is set in an end of upper feed spool 15, same one end of lower feed spool 16 is provided with the public pinch roller 18 of band annular flange flange, described male and female pinch roller 19 cooperatively interacts, and in the present embodiment, male and female pinch roller 19 is positioned at that side of decelerator.
Described horizontal cutting device to be fixed in frame 1 and to be positioned at the top of workbench 2, and this horizontal cutting device is by sheet material transversely cutting; Described horizontal cutting device comprises horizontal support 11, vertically cutting knife 12 and cutter actuating device 13, described horizontal support 11 to be horizontally installed in frame 1 and to be positioned at the top of workbench 2, described vertical cutting knife 12 is vertically slidably mounted on horizontal support 11, described cutter actuating device 13 to be fixed on horizontal support 11 and to be in transmission connection with vertical cutting knife 12, described workbench is provided with the edge of a knife corresponding with vertical cutting knife 12 position.This cutter actuating device 13 is cylinder, and vertically cutting knife 12 is achieved by upright slide rail and slide block and is vertically slidably installed.
Described sliding cutting device comprises longitudinal sliding motion and is installed on crossbeam 3 in frame 1, the both sides of this workbench 2 are provided with longitudinal slide rail, the two ends of crossbeam 3 are provided with longitudinal slide, this longitudinal slide coordinates with longitudinal slide rail and just achieves longitudinal sliding motion, and this crossbeam 3 is in the top of workbench 2 and drives longitudinal sliding motion by longitudinal driving device; Laterally be slidably mounted on the cross slide 6 on crossbeam 3, in like manner, the mode that is slidably installed of cross slide 6 is also utilize the cooperation of slide rail and slide block to realize, and this cross slide 6 is driven by lateral driver device and slides; Vertically be slidably mounted on the vertical slide 9 on cross slide 6, this vertical slide 9 is driven by vertical drive unit and slides, and the below of this vertical slide 9 is provided with hobboing cutter assembly 10.In the present embodiment, described longitudinal driving device comprises longitudinal motor 4 and longitudinal pinion and rack, described longitudinal pinion and rack longitudinal rack 5 and longitudinal gear, longitudinal rack 5 is fixed on frame 1, and longitudinal motor 4 is fixed on crossbeam 3, and described longitudinal gear is fixed on the output shaft of longitudinal motor 4, this longitudinal gear engages with longitudinal rack 5, certainly, known according to vertically moving of crossbeam 3, its longitudinal driving device can also utilize motor and screw-nut body to drive.
Described lateral driver device comprises cross motor 8 and transverse gear rackwork, described transverse gear rackwork comprises horizontal tooth bar 7 and transverse gear, this horizontal tooth bar 7 is fixed on crossbeam 3, described cross motor 8 is fixed on cross slide 6, described transverse gear is installed on the output shaft of cross motor 8, and this transverse gear engages with horizontal tooth bar 7.Equally, this lateral driver device also can adopt motor and screw-nut body to realize driving.
Described vertical drive unit then adopts cylinder to drive, and cylinder can drive the decline of vertical slide 9 to force the hobboing cutter of hobboing cutter assembly 10 and web contact to realize scribing.Also can be provided with resilient snubber, so available buffer vertical pressure between hobboing cutter assembly 10 and vertical slide 9, avoid pressure excessive and cause hobboing cutter assembly 10 walking to have some setbacks.
The both sides described frame 1 being positioned at workbench and the upstream extremity being positioned at workbench are provided with transition backing plate.This transition backing plate generally adopts hardness to be greater than the material of sheet material, and the width of this transition backing plate at least needs the hobboing cutter turning path holding hobboing cutter assembly 10
This forming machine just can realize the plate cutting of whole insulating tube parcel.This forming machine sheet forming efficiency is high, and Forming Quality is good, and an alternative several cutting workman of machine, reduces cost, and the exterior quality that insulating tube is wrapped up improves.
The invention also discloses a kind of forming method of insulating tube parcel sheet material, it comprises step:
A. sheet material is unreeled; Based on forming machine of the present utility model, sheet material unreels rear haulage between upper feed spool 15 and lower feed spool 16 through unreeling machine, and the frictional force in utilization between feed spool 15 and lower feed spool 16 carries out traction feeding.
B. sheet material enters in workbench 2 after leveling; Sheet material enters in workbench 2 after the leveling of three leveling axles, and vertical cutting knife 12 carries out shearing to sheet material head under the driving of vertical drive unit makes it concordant;
C. hobboing cutter is utilized to carry out longitudinal cutting according to the track preset to sheet material on workbench, the track wherein preset can pre-set in the control computer of forming machine, and longitudinal motor 4 and cross motor 8 can drive crossbeam 3 to vertically move, cross slide 6 transverse shifting, such hobboing cutter is just movable to arbitrary place of workbench 2, therefore course also just can realize desired guiding trajectory, this desired guiding trajectory is by conputer controlled, namely in advance the path that hobboing cutter will be advanced is input in computer and preserves, when then working, hobboing cutter will run according to selected track, realize curvilinear cut,
D. the parts transversely longitudinally cut by sheet material cuts off; This transversely cutting can use hobboing cutter self to cut off, and certainly, vertical cutting knife 12 also can be utilized to cut off.
E. the sheet forming after longitudinally cutting is taken out and by round as a ball for sheet forming simultaneously to the side press flute of sheet forming, opposite side compacting flange, a side flange of sheet forming can stackedly coordinate with the groove of another formation of lots sheet material.
Wherein step e is carried out on two upper and lower round as a ball axles cooperatively interacted, and the roll surface of upper and lower round as a ball axle is provided with the annular groove and annular flange flange that cooperatively interact, and step e carries out round as a ball indent in two steps on upper and lower round as a ball axle:
E1. one end of sheet forming is filled between upper and lower round as a ball axle and carries, upper and lower round as a ball axle coordinate round as a ball while annular groove and annular flange flange to the side press flute of sheet forming;
E2. the another side of sheet forming is filled in upward between upper and lower round as a ball axle and carries, upper and lower round as a ball axle coordinate round as a ball while annular groove and annular flange flange to the opposite side compacting flange of sheet forming.
This forming method achieves the automation of insulating tube parcel plate forming, and sheet material through round as a ball, compacting flange and groove after be easily wrapped on insulating tube, the quality of parcel and outward appearance are all better than artificial cutting.
Sheet material used by above-mentioned insulating tube is generally aluminium and also can be iron sheet or other sheet metals.The sheet material that this forming machine cuts can be used for wrapping up insulating tube in heat insulating work construction, or for the external protection of other equipment or form parts.
Claims (8)
1. a forming machine for heat insulating work construction sheet material, is characterized in that: comprise frame, horizontal cutting device, sliding cutting device, leveling feed mechanism; Described frame is provided with workbench, and the upstream extremity of frame is fixed with leveling feed mechanism, and this leveling feed mechanism is by sheet material leveling and be sent on workbench; Described horizontal cutting device to be fixed in frame and to be positioned at the top of workbench, and this horizontal cutting device is by sheet material transversely cutting; Described sliding cutting device comprises longitudinal sliding motion and is installed on crossbeam in frame, and this crossbeam is in the top of workbench and drives longitudinal sliding motion by longitudinal driving device; Laterally be slidably mounted on the cross slide on crossbeam, this cross slide is driven by lateral driver device and slides; Vertically be slidably mounted on the vertical slide on cross slide, this vertical slide is driven by vertical drive unit and slides, and the below of this vertical slide is provided with hobboing cutter assembly.
2. the forming machine of a kind of heat insulating work construction sheet material as claimed in claim 1, it is characterized in that: described longitudinal driving device comprises longitudinal motor and longitudinal pinion and rack, described longitudinal pinion and rack longitudinal rack and longitudinal gear, longitudinal rack is fixed on frame, longitudinal motor is fixed on crossbeam, described longitudinal gear is fixed on the output shaft of longitudinal motor, and this longitudinal gear engages with longitudinal rack.
3. the forming machine of a kind of heat insulating work construction sheet material as claimed in claim 2, it is characterized in that: described lateral driver device comprises cross motor and transverse gear rackwork, described transverse gear rackwork comprises horizontal tooth bar and transverse gear, this horizontal tooth bar is fixed on crossbeam, described cross motor is fixed on cross slide, described transverse gear is installed on the output shaft of cross motor, and this transverse gear engages with horizontal tooth bar.
4. the forming machine of a kind of heat insulating work construction sheet material as claimed in claim 3, it is characterized in that: described horizontal cutting device comprises horizontal support, vertically cutting knife and cutter actuating device, described horizontal support to be horizontally installed in frame and to be positioned at the top of workbench, described vertical cutting knife is vertically slidably mounted on horizontal support, described cutter actuating device to be fixed on horizontal support and to be in transmission connection with vertical cutting knife, and described workbench is provided with the edge of a knife corresponding with vertical cutting cutter position.
5. the forming machine of a kind of heat insulating work construction sheet material as described in any one of Claims 1-4, it is characterized in that: described leveling feed mechanism comprises two feed spools cooperatively interacted and three leveling axles, described two feed spools rotate and are installed in frame and transversely be arranged in parallel down, this feed spool is driven by feeding power set, and described three leveling axles rotate to be installed in frame and to misplace up and down and are arranged in parallel.
6. the forming machine of a kind of heat insulating work construction sheet material as claimed in claim 5, it is characterized in that: described three leveling axles include roller seat and rotate the leveling axle body be installed on roller seat, the two ends described frame being positioned at leveling axle are provided with side plate, this side plate is provided with adjustment hole, described roller seat is constrained in adjustment hole, and described two feed spool two ends are also installed on side plate.
7. the forming machine of a kind of heat insulating work construction sheet material as claimed in claim 6, it is characterized in that: wherein an end of a feed spool arranges female pinch roller of band annular groove, same one end of another root feed spool is provided with the public pinch roller of band annular flange flange, and described male and female pinch roller cooperatively interacts.
8. the forming machine of a kind of heat insulating work construction sheet material as claimed in claim 7, the both sides described frame being positioned at workbench and the upstream extremity being positioned at workbench are provided with transition backing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420664648.4U CN204248408U (en) | 2014-11-07 | 2014-11-07 | A kind of forming machine of heat insulating work construction sheet material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420664648.4U CN204248408U (en) | 2014-11-07 | 2014-11-07 | A kind of forming machine of heat insulating work construction sheet material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204248408U true CN204248408U (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420664648.4U Expired - Fee Related CN204248408U (en) | 2014-11-07 | 2014-11-07 | A kind of forming machine of heat insulating work construction sheet material |
Country Status (1)
| Country | Link |
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| CN (1) | CN204248408U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104440107A (en) * | 2014-11-07 | 2015-03-25 | 张家港鑫超洋精密机械有限公司 | Plate forming machine for insulation engineering construction and plate forming method thereof |
| CN108193475A (en) * | 2017-12-29 | 2018-06-22 | 湖南大学 | A kind of feeding diced system of fabric |
-
2014
- 2014-11-07 CN CN201420664648.4U patent/CN204248408U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104440107A (en) * | 2014-11-07 | 2015-03-25 | 张家港鑫超洋精密机械有限公司 | Plate forming machine for insulation engineering construction and plate forming method thereof |
| CN108193475A (en) * | 2017-12-29 | 2018-06-22 | 湖南大学 | A kind of feeding diced system of fabric |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20151107 |
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| EXPY | Termination of patent right or utility model |