CN202401227U - Digital flat knitting machine double-batching device driven by single stepping motor - Google Patents
Digital flat knitting machine double-batching device driven by single stepping motor Download PDFInfo
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- CN202401227U CN202401227U CN201120536668XU CN201120536668U CN202401227U CN 202401227 U CN202401227 U CN 202401227U CN 201120536668X U CN201120536668X U CN 201120536668XU CN 201120536668 U CN201120536668 U CN 201120536668U CN 202401227 U CN202401227 U CN 202401227U
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- winding mechanism
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- bar machines
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- 238000009940 knitting Methods 0.000 title claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 97
- 238000004804 winding Methods 0.000 claims description 72
- 239000004744 fabric Substances 0.000 claims description 16
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 6
- 230000002411 adverse Effects 0.000 abstract 1
- 238000009987 spinning Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000009944 hand knitting Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
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Abstract
The utility model relates to a digital flat knitting machine double-batching device driven by a single stepping motor, which comprises an upper batching mechanism and a lower batching mechanism. Each batching mechanism is composed of a rotary drum group and two sets of locking mechanisms, the rotary drum group comprises two rotary drums which are same in length which is larger than that of a flat knitting machine faller and adverse in rotation direction, and each locking mechanism is formed by a connection plate, a sliding block, a spring and a cylinder and used for locking a gap between the rotary drums. The sliding block, the spring and the cylinder are fixed on the connection plate, and the locking mechanisms are respectively fixed on two sides of the rotary drums. The digital flat knitting machine double-batching device is driven by the single stepping motor, and after a knitting sheet passes through the upper batching mechanism and the lower batching mechanism, operators can conveniently observe uniformity coefficient and tightness degree of an upper needle eye of the knitting sheet from the gap between the upper batching mechanism and the lower batching mechanism. By means of the digital flat knitting machine double-batching device, labor intensity of the operators is reduced, spinning quality of the knitting sheet is improved, and waste of the knitting sheet is reduced.
Description
Technical field
The utility model relates to a kind of single stepper motor driven pair of cloth rewinder that is used for digital straight-bar machines, belongs to the electromechanical integration field.
Background technology
In the process that straight-bar machines is produced, straight-bar machines production is used in the traditional-handwork weaving because cloth-winding mechanism is knitted the position of sheet outlet usually near the straight-bar machines lower edge, make operating personnel be not easy to observe to knit pinprick in the sheet evenly and tightness degree; " Flat Knitting Machine Cloth Roller " that uses at present be utility model patent " Flat Knitting Machine Cloth Roller " for example; The sheet locking mode of knitting of (application number 200320131620.6) these cloth-winding mechanisms basically all adopts roller or roller to combine motor to realize; The mechanical part of these cloth-winding mechanisms generally uses single series cylinder; Type of drive is general to adopt common motor to realize; They have solved the automatic tractive problem of knitting sheet, but when cylinder during away from the straight-bar machines lower edge, the uniformity coefficient of pulling force is bad; This type utility model is not observed the method for knitting the even and tightness degree of pinprick in the sheet for operating personnel provide well yet in addition, and operating personnel can not online in time observation knit tablet quality.
Operating personnel also need constantly to hang weight simultaneously; To guarantee to knit the pulling force of sheet to the straight-bar machines needle plate; Make and knit the problem that the sheet tightness is fit to following process production, people's labour intensity is increased, because the effect of human factor makes that knitting sheet is difficult to the tension uniform of maintenance to the straight-bar machines needle plate.
The existence of these two problems; Brought inconvenience for further improving the straight-bar machines automatization level; How solving operating personnel provides online observation to knit the problem of tablet quality; Simultaneously settlement computer straight-bar machines batching problem or the hand knitting machine of knitting sheet through the improved straight-bar machines of digitizing technique knit the automatic batching of sheet, further improve the production automation level of straight-bar machines and the quality of knitting sheet, still be blank at present.
Summary of the invention
The two cloth rewinders of a kind of single stepper motor driven digital straight-bar machines that the utility model proposed; Can solve the problem that operating personnel constantly hang weight; Cloth rewinder is knitted sheet and is produced uniform pulling force, has improved the quality of knitting sheet, has improved the automaticity that straight-bar machines is produced; Simultaneously, utilize form between upper and lower two cloth-winding mechanisms be used to observe the gap of knitting sheet pinprick uniformity coefficient, can help operating personnel in time to adjust the operating mode of straight-bar machines, further improved the quality of production of knitting sheet, cut the waste.
The technical scheme that the utility model adopted is: the two cloth rewinders of single stepper motor driven digital straight-bar machines; Form by mechanical part and drive part; Mechanical part is divided into cloth-winding mechanism and following cloth-winding mechanism, and each cloth-winding mechanism is made up of cylinder group and two cover locking mechanisms; Cylinder group comprises master rotor 1_1 and from cylinder 1_2, the length of two cylinders is identical, and greater than straight-bar machines needle plate length, direction of rotation is opposite; Retaining mechanism comprises that connecting plate 2, slide block 8, spring 9 and cylinder 10 constitute; Cylinder 10 is fixed on the connecting plate 2; Master rotor 1_1 is fixed on the connecting plate 2, and its main shaft passes the hole that bearing holder (housing, cover) is installed on the connecting plate 2; The piston rod of cylinder 10 is connected with slide block 8 through spring 9, and spring 9 is used for the thrust of bounce cylinder 10, and slide block 8 is provided with the hole; Bearing holder (housing, cover) is installed in the hole, and bearing holder (housing, cover) is sleeved on from the axle of cylinder 1_2, and the piston rod of cylinder 10 promotes slide block 8 when carrying out locking operation; Affact on the axle of cylinder 1_2; Make two space closures between cylinder, the sheet of knitting of two cylinder gap is passed in locking, and two cover locking mechanisms are installed in the cylinder group both sides respectively; The drive part of device is by single stepper motor 5, the gear train of upper and lower cloth-winding mechanism and be used to connect upper and lower cloth-winding mechanism and carry out the synchronizing wheel 11 of transmission, be with 12 to form synchronously; Stepper motor 5 is installed on down cloth-winding mechanism; Upper and lower cloth-winding mechanism all has gear train respectively, and gear train comprises master gear 3_1 and from gear 3_2, two outer interlocks of gears, direction of rotation, master gear 3_1 is connected with master rotor 1_1 axle, from gear 3_2 be connected from cylinder 1_2 axle; The axle of stepper motor 5 forms axle through snap ring 4, shaft coupling 6 with master gear 3_1 and is connected in following cloth-winding mechanism, and the master gear 3_1 in can the driven gear group when stepper motor 5 rotates rotates; Stepper motor 5 is installed in down on the connecting plate for electric motor 7 of cloth-winding mechanism, and connecting plate for electric motor 7 is fixed on the connecting plate 2; Use between upper and lower two cloth-winding mechanisms and be with 12 to connect synchronously; The rotational power of last cloth-winding mechanism is by being with 12 to transmit synchronously; Be connected on the synchronizing wheel 11 of upper and lower cloth-winding mechanism with 12 synchronously; The synchronizing wheel 11 of two cloth-winding mechanisms carries out axle with master rotor 3_1 to usefulness respectively and is connected, and is installed on the offside of gear train.
After knitting sheet and passing down cloth-winding mechanism; Upper and lower cloth-winding mechanism utilizes retaining mechanism to pass through manual mode locking; The sheet of knitting in gap between the master and slave cylinder is passed in the upper and lower cloth-winding mechanism cylinder group in clamping; The master and slave gear interlock of upper and lower cloth-winding mechanism gear train, digital straight-bar machines controller sends the driving signal of stepper motor 5, and the two cloth rewinders of digital straight-bar machines are started working.
Described connecting plate 2 is used for fixing each part in the retaining mechanism; And can be installed to it on the frame of straight-bar machines; It is parallel with straight-bar machines that the cylinder group of upper and lower two cloth-winding mechanisms all keeps; The distance of knitting between the sheet outlet on the axle center of last cloth-winding mechanism cylinder group and the straight-bar machines is 80-120mm, and the distance between the axle center of upper and lower cloth-winding mechanism cylinder group is 80-120mm.
Described digital straight-bar machines refers to Computerized flat knitting machine or after the digitizing technique transformation, has used the common hand knitting machine of embedded field controller; Cylinder, slide block 8, spring 9, cylinder 10, gear, snap ring 4, stepper motor 5, shaft coupling 6, synchronizing wheel 11 and be with 12 all to be common components on the market synchronously, connecting plate 2 can be realized with general steel plate processing with connecting plate for electric motor 7; Because the straight-bar machines frame is diversified in specifications to be caused, concrete mounting means can be fixed on connecting plate on the straight-bar machines frame through modes such as welding such as angle steel, band steel, bolt according to the frame concrete structure.
The beneficial effect of the utility model: compare the improvement that traditional straight-bar machines production mainly contains the following aspects:
1, the utility model utilizes the retaining mechanism that cylinder and spring constitute, and does not need the pulling of weight, and the position that does not also need the frequent change weight of operating personnel is to keep knitting the pulling force of sheet to the straight-bar machines needle plate.
2, the utility model intermediate roll is evenly distributed on the straight-bar machines needle plate the pulling force of knitting sheet, and this is to utilize weight to pull irrealizable effect in traditional straight-bar machines production, and it can improve the quality of straight-bar machines weaving.
3, utilize gap between the upper and lower cloth-winding mechanism, can observe the uniformity coefficient of knitting the sheet pinprick easily, help operating personnel and adjust the straight-bar machines operating mode in time, improved the quality of knitting sheet, reduced waste.
4, adopt stepper motor that the batching cylinder is driven, the Stepping Motor Control signal is so just combined closely the work of the work of whole cloth rewinder and straight-bar machines from the field controller of digital straight-bar machines, reaches the effect of electromechanical integration.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is that the cylinder gas circuit of the retaining mechanism of the utility model connects sketch map;
Fig. 3 is the driving principle sketch map of the digital straight-bar machines field controller of the utility model to stepper motor;
Fig. 4 is that the installation and the upper and lower cloth-winding mechanism of the utility model connects sketch map;
Among the figure: 1_1-master rotor, 1_2-are with from gear, 4-snap ring, 5-stepper motor, 6-shaft coupling, 7-connecting plate for electric motor, 8-slide block, 9-spring, 10-cylinder, 11-synchronizing wheel, 12-from cylinder, 2-connecting plate, 3_1-master gear, 3_2-synchronously.
The specific embodiment
Pass through embodiment to the utility model further explain, so that technical staff's understanding below in conjunction with accompanying drawing:
As shown in Figure 1: the two cloth rewinders of digital straight-bar machines, its mechanical part is divided into cloth-winding mechanism and following cloth-winding mechanism, and each cloth-winding mechanism is made up of cylinder group and two cover locking mechanisms; Cylinder group comprises master rotor 1_1 and from cylinder 1_2, the length of two cylinders is identical, and greater than straight-bar machines needle plate length, direction of rotation is opposite; Retaining mechanism comprises that connecting plate 2, slide block 8, spring 9 and cylinder 10 constitute; Cylinder 10 is fixed on the connecting plate 2; Master rotor 1_1 is fixed on the connecting plate 2, and its main shaft passes the hole that bearing holder (housing, cover) is installed on the connecting plate 2; The piston rod of cylinder 10 is connected with slide block 8 through spring 9, and spring 9 is used for the thrust of bounce cylinder 10, and slide block 8 is provided with the hole; Bearing holder (housing, cover) is installed in the hole, and bearing holder (housing, cover) is sleeved on from the axle of cylinder 1_2, and the piston rod of cylinder 10 promotes slide block 8 when carrying out locking operation; Affact on the axle of cylinder 1_2; Make two space closures between cylinder, the sheet of knitting of two cylinder gap is passed in locking, and two cover locking mechanisms are installed in the cylinder group both sides respectively.
The drive part of the two cloth rewinders of numeral straight-bar machines is by single stepper motor 5, the gear train of upper and lower cloth-winding mechanism and be used to connect upper and lower cloth-winding mechanism and carry out the synchronizing wheel 11 of transmission, be with 12 to form synchronously; Stepper motor 5 is installed on down cloth-winding mechanism; Upper and lower cloth-winding mechanism all has gear train respectively, and gear train comprises master gear 3_1 and from gear 3_2, two outer interlocks of gears, direction of rotation, master gear 3_1 is connected with master rotor 1_1 axle, from gear 3_2 be connected from cylinder 1_2 axle; The axle of stepper motor 5 forms axle through snap ring 4, shaft coupling 6 with master gear 3_1 and is connected in following cloth-winding mechanism, and the master gear 3_1 in can the driven gear group when stepper motor 5 rotates rotates; Stepper motor 5 is installed in down on the connecting plate for electric motor 7 of cloth-winding mechanism, and connecting plate for electric motor 7 is fixed on the connecting plate 2; Use between upper and lower two cloth-winding mechanisms and be with 12 to connect synchronously; The rotational power of last cloth-winding mechanism is by being with 12 to transmit synchronously; Be connected on the synchronizing wheel 11 of upper and lower cloth-winding mechanism with 12 synchronously; The synchronizing wheel 11 of two cloth-winding mechanisms carries out axle with master rotor 3_1 to usefulness respectively and is connected, and is installed on the offside of gear train.
Utilize retaining mechanism can make cylinder group clamp the wool textile that passes therebetween and knit sheet; And when guaranteeing the cylinder group rotation and knit between the sheet and can not skid; It can make woolen knitwear between cylinder group drive down at two cylinders to carry out same moved further, and woolen knitwear is knitted and do not slided the identical gas circuit of cylinder use of cylinder group both sides between sheet and cylinder group; Its piston rod drive spring 9 moves with slide block 8 during cylinder 10 ventilations; Make two cylinders clamp woolen knitwears and knit sheet, spring plays cushioning effect, can not skid when both having guaranteed that woolen knitwear moves and between the cylinder; Guarantee again can not cause it to tear owing to holding tension when woolen knitwear is knitted the sheet slip, the ventilation of cylinder and disconnection be by manual Air Valve Control.
After knitting sheet and passing down cloth-winding mechanism; Upper and lower cloth-winding mechanism utilizes retaining mechanism to pass through manual mode locking; The sheet of knitting in gap between the master and slave cylinder is passed in the upper and lower cloth-winding mechanism cylinder group in clamping; The master and slave gear interlock of upper and lower cloth-winding mechanism gear train, digital straight-bar machines controller sends the driving signal of stepper motor 5, and the two cloth rewinders of digital straight-bar machines are started working.
Be illustrated in figure 2 as the gas circuit connection layout of locking device, its gas circuit of the locking device of the cylinder group both sides in upper and lower cloth-winding mechanism connects identical; Compressed air charges into the A chamber or the B chamber of cylinder 10 respectively through hand-operated direction valve, causes the master rotor 1_1 in the cylinder group and clamps or unclamp from cylinder 1_2.When straight-bar machines work begins, be in releasing orientation between two cylinders in the cylinder group, B chamber inflation in the cylinder 10 at this moment, A chamber and atmosphere UNICOM.After the straight-bar machines work, when knitting sheet and between cylinder, pass, the manual switchover reversal valve makes the inflation of A chamber, and B chamber and atmosphere UNICOM are in clamped condition between two cylinders in this moment cylinder group, and cloth sheet is therebetween passed in clamping.
Fig. 3 describes the driving principle of digital straight-bar machines field controller to stepper motor; Because in straight-bar machines is used; The direction and the constant airspeed of stepper motor rotation; Therefore, digital straight-bar machines field controller provides definite rectangular pulse signal, through step motor drive controller and the work of stepper motor power amplifier drive stepping motor; The utility model can extend to all straight-bar machines by embedded digital controller or computer controller control, as long as controller is exported the accurate step motor control signal of a road sign, can get final product for stepper motor provides satisfactory rectangular pulse.The method of the two cloth rewinders of the single stepper motor driven digital straight-bar machines of this usefulness is applicable to that also the two cloth rewinders of Computerized flat knitting machine drive or drive based on the two cloth rewinders of the digital straight-bar machines of embedded controller controls.
As shown in Figure 4: the cylinder group of upper and lower two cloth-winding mechanisms all keeps parallel with straight-bar machines; On the axle center of last cloth-winding mechanism cylinder group and the straight-bar machines knit between the sheet outlet can be apart from being 100mm; The downward pulling force that is produced by cylinder like this can be distributed on the straight-bar machines needle plate more equably, improves the quality of knitting sheet.Between the axle center of upper and lower cloth-winding mechanism cylinder group can be apart from being 100mm; Utilize the gap between the upper and lower cloth-winding mechanism, can observe the uniformity coefficient of knitting the sheet pinprick easily, help operating personnel and adjust the straight-bar machines operating mode in time; Improve the quality of knitting sheet, reduced waste.
As shown in Figure 4: the cylinder group of upper and lower two cloth-winding mechanisms all keeps parallel with straight-bar machines; On the axle center of last cloth-winding mechanism cylinder group and the straight-bar machines knit between the sheet outlet also can be apart from being 80mm; The downward pulling force that is produced by cylinder like this can be distributed on the straight-bar machines needle plate more equably, improves the quality of knitting sheet.Between the axle center of upper and lower cloth-winding mechanism cylinder group also can be apart from being 80mm; Utilize the gap between the upper and lower cloth-winding mechanism, can observe the uniformity coefficient of knitting the sheet pinprick easily, help operating personnel and adjust the straight-bar machines operating mode in time; Improve the quality of knitting sheet, reduced waste.
As shown in Figure 4: the cylinder group of upper and lower two cloth-winding mechanisms all keeps parallel with straight-bar machines; The all right distance of knitting between the sheet outlet on the axle center of last cloth-winding mechanism cylinder group and the straight-bar machines is 120mm; The downward pulling force that is produced by cylinder like this can be distributed on the straight-bar machines needle plate more equably, improves the quality of knitting sheet.Between the axle center of upper and lower cloth-winding mechanism cylinder group can also distance be 120mm; Utilize the gap between the upper and lower cloth-winding mechanism, can observe the uniformity coefficient of knitting the sheet pinprick easily, help operating personnel and adjust the straight-bar machines operating mode in time; Improve the quality of knitting sheet, reduced waste.
The utility model describes through the practical implementation process; Under the situation that does not break away from the utility model scope; Can also carry out various conversion and be equal to replacement the utility model patent; Therefore, the utility model patent is not limited to disclosed practical implementation process, and should comprise the whole embodiments that fall in the utility model Patent right requirement scope.
Claims (2)
1. the two cloth rewinders of single stepper motor driven digital straight-bar machines are made up of mechanical part and drive part, and it is characterized in that: mechanical part is divided into cloth-winding mechanism and following cloth-winding mechanism, and each cloth-winding mechanism is made up of cylinder group and two cover locking mechanisms; Cylinder group comprises master rotor (1_1) and from cylinder (1_2), the length of two cylinders is identical, and greater than straight-bar machines needle plate length, direction of rotation is opposite; Retaining mechanism comprises that connecting plate (2), slide block (8), spring (9) and cylinder (10) constitute; Cylinder (10) is fixed on the connecting plate (2); Master rotor (1_1) is fixed on the connecting plate (2), and its main shaft passes the hole that bearing holder (housing, cover) is installed on the connecting plate (2), and the piston rod of cylinder (10) is connected with slide block (8) through spring (9); Slide block (8) is provided with the hole; Bearing holder (housing, cover) is installed in the hole, and bearing holder (housing, cover) is sleeved on from the axle of cylinder (1_2), and two cover locking mechanisms are installed in the cylinder group both sides respectively; The drive part of device is by the gear train of single stepper motor (5), upper and lower cloth-winding mechanism and be used to connect synchronizing wheel (11) that upper and lower cloth-winding mechanism carries out transmission, band (12) is formed synchronously, and stepper motor (5) is installed on down cloth-winding mechanism; Upper and lower cloth-winding mechanism all has gear train respectively; Gear train comprises master gear (3_1) and from gear (3_2), two outer interlocks of gears, direction of rotation; Master gear (3_1) and master rotor (1_1) axle is connected, from gear (3_2) with spool be connected from cylinder (1_2); The axle of stepper motor (5) forms axle through snap ring (4), shaft coupling (6) with master gear (3_1) and is connected in following cloth-winding mechanism, and the master gear (3_1) in can the driven gear group when stepper motor (5) rotates rotates; Stepper motor (5) is installed in down on the connecting plate for electric motor (7) of cloth-winding mechanism, and connecting plate for electric motor (7) is fixed on the connecting plate (2); Using synchronously between upper and lower two cloth-winding mechanisms, band (12) connects; The rotational power of last cloth-winding mechanism is transmitted by synchronous band (12); Band (12) is connected on the synchronizing wheel (11) of upper and lower cloth-winding mechanism synchronously; The synchronizing wheel of two cloth-winding mechanisms (11) carries out axle with master rotor (3_1) to usefulness respectively and is connected, and is installed on the offside of gear train.
2. according to the two cloth rewinders of right 1 described a kind of single stepper motor driven digital straight-bar machines; It is characterized in that: device is installed on the straight-bar machines frame; It is parallel with straight-bar machines that the cylinder group of upper and lower two cloth-winding mechanisms all keeps; The distance of knitting between the sheet outlet on the axle center of last cloth-winding mechanism cylinder group and the straight-bar machines is 80-120mm, and the distance between the axle center of upper and lower cloth-winding mechanism cylinder group is 80-120mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120536668XU CN202401227U (en) | 2011-12-20 | 2011-12-20 | Digital flat knitting machine double-batching device driven by single stepping motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120536668XU CN202401227U (en) | 2011-12-20 | 2011-12-20 | Digital flat knitting machine double-batching device driven by single stepping motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202401227U true CN202401227U (en) | 2012-08-29 |
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ID=46698883
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120536668XU Expired - Fee Related CN202401227U (en) | 2011-12-20 | 2011-12-20 | Digital flat knitting machine double-batching device driven by single stepping motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202401227U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108828877A (en) * | 2018-07-24 | 2018-11-16 | 浙江海洋大学 | It is clapped outside a kind of extension type and uses background cloth bracket |
-
2011
- 2011-12-20 CN CN201120536668XU patent/CN202401227U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108828877A (en) * | 2018-07-24 | 2018-11-16 | 浙江海洋大学 | It is clapped outside a kind of extension type and uses background cloth bracket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20120829 Termination date: 20141220 |
|
| EXPY | Termination of patent right or utility model |