CN201815856U - Automatic screwing machine - Google Patents
Automatic screwing machine Download PDFInfo
- Publication number
- CN201815856U CN201815856U CN2010205412522U CN201020541252U CN201815856U CN 201815856 U CN201815856 U CN 201815856U CN 2010205412522 U CN2010205412522 U CN 2010205412522U CN 201020541252 U CN201020541252 U CN 201020541252U CN 201815856 U CN201815856 U CN 201815856U
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- China
- Prior art keywords
- bottle opener
- screw
- automatic locking
- guider
- storage tank
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses an automatic screwing machine, which comprises a fixed rod, a screwdriver, a driving mechanism, a guide device and a feed pipe. The fixed rod is provided with a holding passage for holding the screwdriver movably, one end of the screwdriver is fixedly connected with the driving mechanism, the guide device is fixedly mounted at one end of the fixed rod and provided with a through hole penetrating through the guide device vertically, the through hole is communicated with the holding passage, the screwdriver is capable of extending in or retracting from the through hole, and the feed pipe is fixedly mounted on one side of the guide device and communicated with the through hole. By the aid of the automatic screwing machine, screws can be locked onto a workpiece quickly and accurately, and potential quality problems of the workpiece during process are reduced.
Description
Technical field
The utility model relates to the mechanical automation field, relates more specifically to a kind of automatic locking filature of automatic Locking screw.
Background technology
When artificial execution Locking screw is worked, need a hand-held screw be conformable to the pre-sealed position of workpiece, another hand-held bottle opener application of force presses down the while Rotating opener till screw is locked.Yet in the sealed process of screw, along with screw gos deep into to workpiece gradually, the torsion that the operator need impose on bottle opener also needs constantly to increase, thereby the operation of manually carrying out Locking screw is quite consuming time and effort, and be not easy to control equably each screw by sealed tightness, therefore be not suitable in a large number or need the workpiece of fast locking screw.
Therefore, for promoting the operating speed and the quality of Locking screw, the various automatic locking filatures of the numerous and confused research and development of each manufacturer make it replace manually carrying out the operation of Locking screw.Automatic locking filature now commonly used comprises driving mechanism and the bottle opener that is connected with the output shaft of driving mechanism, and described drive mechanism bottle opener motion is with the extracting screw and with screw closure extremely on the workpiece to be processed.And in order to make bottle opener can firmly grasp screw and prevent that it from dropping in the process of motion, the head (position that contacts with screw) with bottle opener magnetizes usually, so that it has certain magnetic and hold screw, thereby makes sealed operation to carry out smoothly.In addition; for screw can be locked on the accurate position of workpiece, also can be provided with one is the fixed bar of hollow structure usually, and makes bottle opener telescopic moving in this fixed bar; thereby for the motion of bottle opener provides guide effect, prevent because of the tilt latched position of screw of bottle opener not right.When screw need carry out also can on described fixed bar feed pipe being installed, and feed pipe being communicated with fixed bar when sealed in batches; Before Locking screw, screw is placed this feed pipe in advance, thereby when Locking screw, screw enters in the fixed bar automatically and is held by the bottle opener head and carry out follow-up sealed operation by the motion of bottle opener, save the operation that bottle opener is drawn screw in addition like this, further improved the speed of Locking screw.
But above-mentioned automatic locking filature all has weak point, and referring to Fig. 1-2, Fig. 1-2 has showed the state diagram that cooperates with screw of bottle opener in the course of the work of existing automatic locking filature.As shown in Figure 1, described bottle opener 101 holds screw 102 by the magnetic adsorptive power of its head, screw 102 is an askew status, with bottle opener 101 not on same straight line, because the head of bottle opener 101 only is to have magnetic and do not have the function that screw 102 is adjusted, make that described bottle opener 101 only is to hold screw 102, and crooked screw 102 is not adjusted, thereby will cause this bottle opener 101 can not make on these screw 102 sealed location of workpieces extremely accurately, so sealed operation will make assembling have potential quality hidden danger.In addition, because the magnetic adsorptive power of bottle opener head is smaller, and the magnetic adsorptive power of this bottle opener head of long further weakening service time, thereby the bottle opener head is smaller to the absorption affinity of screw; And the bottle opener head is different because of different lockholes with the actual contact face of screw, and as shown in Figure 2, the contact-making surface of the head of bottle opener 101 and screw 102 is very little, thereby the absorption affinity of 101 pairs of screws 102 of described bottle opener will be very little also; From the above, magnetic adsorptive power deficiency or bottle opener head and the too small absorption affinity deficiency that causes screw of screw contact-making surface owing to bottle opener head itself, all will cause bottle opener can not accurately hold screw even leakage and get the situation of screw and take place, thereby influence the efficient and the quality of Locking screw.
Therefore, be necessary to provide a kind of improved automatic locking filature to overcome above-mentioned defective, to carry out screw sealed quickly and accurately.
The utility model content
The purpose of this utility model provides a kind of quickly and accurately with the automatic locking filature of screw closure to the workpiece.
For achieving the above object, the utility model provides a kind of automatic locking filature, it comprises: fixed bar, bottle opener and driving mechanism, described fixed bar has the passage of accommodating of accommodating described bottle opener, the fixedly connected described driving mechanism of one end of described bottle opener, and described bottle opener is contained in accommodating in the passage of described fixed bar movably, wherein, described automatic locking filature also comprises guider and feed pipe, described guider is fixedly installed in an end of described fixed bar, described guider has the through hole that runs through itself up and down, and described through hole and the described channel connection of accommodating, make described bottle opener telescopically pass in and out described through hole, described feed pipe is fixedly installed in a side of described guider, and described feed pipe is communicated with described through hole.
Preferably, described automatic locking filature also comprises clamping device, and described clamping device is movably installed on the described guider, and described clamping device can carry out opening and closing with respect to described guider away from an end of described fixed bar.So design, when not needing Locking screw, described clamping device to hold the screw in it, prevents that screw from dropping with closure, when carrying out sealed operation, described clamping device just opens so that screw drops downwards, thereby guarantees that sealed operation carries out in order.
Preferably, described clamping device is two movable blocks, the relative both sides of described guider offer assembling grove respectively, and all the side with described feed pipe place is adjacent in the relative both sides at two described assembling grove places, and two described movable blocks are corresponding to be installed in the described assembling grove.
Preferably, described movable block comprises installation portion that is installed in the described assembling grove and the clamping part that is extended to form to the end away from described fixed bar by described installation portion, and the opposite face of two described clamping parts indent respectively forms storage tank to accommodate screw.
Preferably, described storage tank comprises first storage tank and outwards expands second storage tank that forms by described first storage tank along an end of contiguous described installation portion, and the radius of described second storage tank is greater than the radius of described first storage tank.When screw when described through hole landing is to the described storage tank, because the radius of described second storage tank is greater than the radius of described first storage tank, thereby the head of screw is hung on card the junction of described first storage tank and second storage tank, have only when bottle opener and under the effect of driving mechanism, fall to push the inwall of described clamping part and described clamping part is opened, the described screw of being hung by card just continues whereabouts and sealed to workpiece with described bottle opener, thereby effectively prevent when not carrying out sealed operation, described screw drops from this automatic locking filature, to guarantee accurately carrying out in order of sealed operation.
Preferably, all be installed with adjusting portion on the two described installation portions, offer pilot hole on the described adjusting portion, correspondingly, another described adjusting portion upwards protrudes out and forms projection, and described projection is contained in the described pilot hole slidably.When described bottle opener falls to pushing the inwall of described clamping part and described clamping part is opened, described projection will horizontally slip in described pilot hole, thereby described clamping part is to open about fulcrum cooperating the action of described bottle opener with described projection, and the size of described pilot hole is controlled the activity space of described clamping part opening and closing.
Preferably, an end of the contiguous described fixed bar of two described installation portions all fixedly is equiped with spring, and the other end of two described springs all is connected on the described guider.When falling to carrying out sealed operation under the control action of described bottle opener at driving mechanism, because the squeezing action of described bottle opener is opened two described movable blocks and two springs on it are stretched, when bottle opener finish sealed operation and on stretch after, the active force that pushes two described movable blocks has disappeared, the effect that makes two described springs lose external force will return to original state, return to original state conveniently to carry out the sealed operation of next round thereby two described springs will drive two described movable blocks.
Preferably, described automatic locking filature also comprises a powerful magnet ring, and described powerful magnet ring is fixedly installed in described bottle opener away from an end of described driving mechanism and around described bottle opener.That is to say that described powerful magnet ring is installed on the head of described bottle opener, because described powerful magnet ring has stronger magnetic, and be surrounded on the head of described bottle opener, make described bottle opener can firmly and exactly hold the head of described screw, effectively avoid leak inhaling the situation of screw, and screw head had uniform magnetic adsorptive power, thereby prevent the angle position of the crooked screw that is adsorbed with correction of the screw that is adsorbed, can guarantee that the screw and the bottle opener that are held are located on the same line, therefore can screw is sealed exactly to workpiece.
Compared with prior art, automatic locking filature of the present utility model is owing to also comprise guider and feed pipe, described guider is fixedly installed in an end of described fixed bar, described guider has the through hole that runs through itself up and down, and described through hole and described fixed bar accommodate channel connection, make described bottle opener telescopically pass in and out described through hole, described feed pipe is fixedly connected on a side of described guider, and described feed pipe is communicated with described through hole, thereby when treating that sealed screw enters in the described through hole from described feed pipe, will fall along the inwall of described through hole, can be not crooked and in vertical state, therefore after the head of described bottle opener holds described screw, this screw and described bottle opener are on same straight line, make bottle opener under the effect of driving mechanism, fall and with the accurate position of described screw closure to the associated workpiece adjusted in advance, thereby the accuracy and the sealed efficient of this automatic locking filature Locking screw have been guaranteed, improve the crudy of workpiece, reduce potential quality problems in the workpiece process.
By following description also in conjunction with the accompanying drawings, it is more clear that the utility model will become, and these accompanying drawings are used to explain embodiment of the present utility model.
Description of drawings
Fig. 1 is the schematic diagram that the bottle opener of the automatic locking filature of prior art cooperates with screw.
Fig. 2 is another schematic diagram that the bottle opener of the automatic locking filature of prior art cooperates with screw.
Fig. 3 is the structural representation of the utility model automatic locking filature.
Fig. 4 is the decomposing schematic representation of automatic locking filature shown in Figure 3.
Fig. 5 is the structural representation of the movable block of automatic locking filature shown in Figure 3.
Fig. 6 is the schematic diagram that the bottle opener of automatic locking filature of the present utility model cooperates with screw.
The specific embodiment
With reference now to accompanying drawing, describe embodiment of the present utility model, similar assembly label is represented similar assembly in the accompanying drawing.As mentioned above, the utility model provides a kind of quickly and accurately with the automatic locking filature of screw closure to the workpiece.
Please refer to Fig. 3, Fig. 3 is the structural representation of the utility model automatic locking filature.Show that as described in Figure the utility model automatic locking filature comprises: bottle opener 201, fixed bar 210, feed pipe 220, guider 310, clamping device and driving mechanism (figure does not show); Described fixed bar 210 have accommodate described bottle opener 201 accommodate passage 211, one end telescopically of described bottle opener 201 is contained in described accommodating in the passage 211, thereby described fixed bar 210 provides guide effect for described bottle opener 201 flexible, and the output shaft of the fixedly connected described driving mechanism of the other end of described bottle opener 201 is done corresponding motion to finish the operation of Locking screw thereby described driving mechanism drives described bottle opener 201 by its output shaft described accommodating in the passage 211; Described guider 310 is fixedly installed in the end that described fixed bar 210 passes for described bottle opener 201; Described clamping device is movably installed on the described guider 310, and described clamping device is two movable blocks 320; Described feed pipe 220 is fixedly connected on a side of described guider 310.
Please refer to Fig. 4, described guider 310 is fixedlyed connected with an end of described fixed bar 210, be formed with the through hole 312 that runs through itself up and down on the described guider 310, and described through hole 312 is over against described passage 211 and the bottle opener 201 of accommodating, thereby described bottle opener 201 also can stretch in described through hole 312 under the effect of described driving mechanism, the screw of 312 li of described through holes is released and carried out sealed operation.Described feed pipe 220 is fixed in a side of described guider 310 and is communicated with described through hole 312, thereby the screws that are contained in the described feed pipe 220 can enter in described feed pipe 220 in the described through hole 312 to make things convenient for described bottle opener 201 to adsorb screw and carry out sealed operation.The relative both sides of described guider 310 offer assembling grove 311 respectively, and all the side with described feed pipe 220 places is adjacent in the relative both sides at two described assembling groves, 311 places.Two described movable blocks 320 are corresponding respectively to be installed in the described assembling grove 311 so that described movable block 320 is movably installed on the described guider 310.
Particularly, please in conjunction with including installation portion 321, clamping part 324 and adjusting portion 322 with reference to figure 5, two described movable blocks 320.Wherein, described installation portion 321 is installed in the described assembling grove 311 so that whole described movable block 320 is installed on the described guider 310 pivotly by a pivot (figure does not show); Described clamping part 324 is extended and forms to the end away from described assembling grove 311 by described installation portion 321; Described adjusting portion 322 is fixedly installed on the described installation portion 321, and two described adjusting portions 322 are overlapped and linked together to connect two described movable blocks 320.At length, one end of described installation portion 321 contiguous described fixed bars 210 fixedly is equiped with spring 323, correspondingly described guider 310 contiguous described fixed bars 210 places protrude out to both sides and form two pillars 313, the other end of described spring 323 is connected on the described pillar 313, thereby described movable block 320 is subjected to the external force effect and occurrence positions moves, after the external force effect disappeared, described spring 323 can make described movable block 320 return to original state by the elastic pressure of himself.The opposite face of two described clamping parts 324 indent respectively forms storage tank 325, and described storage tank 325 comprises the first storage tank 325a and outwards expands the second storage tank 325b that forms by the described first storage tank 325a along an end of contiguous described installation portion 321, the radius of the wherein said second storage tank 325b is greater than the radius of the described first storage tank 325a, thereby when screw when described through hole 312 landings are to the described storage tank 325, the head of described screw is hung on card the junction of the described first storage tank 325a and the second storage tank 325b, have only when bottle opener 201 under the effect of driving mechanism, to fall and the inwall that pushes described clamping part 324 makes two described clamping part 324 corresponding opening, the described screw of being hung by card just continues to fall and be locked on the workpiece with described bottle opener 201, thereby effectively prevent when not carrying out sealed operation, described screw 203 drops from this automatic locking filature, to guarantee accurately carrying out in order of sealed operation.In addition, offer pilot hole 322a on the described adjusting portion 322, correspondingly, another described adjusting portion 322 upwards protrudes out and forms protruding 322b, described protruding 322b is contained in the described pilot hole 322a slidably, the connection so that two described adjusting portions 322 are overlapped; When described bottle opener 201 falls and the inwall that pushes described clamping part 324 when making two described clamping part 324 corresponding opening, described protruding 322b will horizontally slip in described pilot hole 322a, thereby described storage tank 325 is to open about fulcrum cooperating the action of described bottle opener 201 with described protruding 322b, and the length of described pilot hole 322a is controlled the space of two described clamping part 324 opening and closing activities.
Please again in conjunction with reference to figure 6, preferably, the head of the bottle opener 201 of the utility model automatic locking filature (bottle opener 201 is away from an end of described driving mechanism) fixedly is equiped with powerful magnet ring 202, and described powerful magnet ring 202 uniform ring are around in the head of described bottle opener 201; In use, because described powerful magnet ring 202 has stronger magnetic, and uniform ring is around in the head of described bottle opener 201, thereby make described bottle opener 201 can firmly and exactly adsorb the head of described screw 203, effectively avoid leak inhaling the situation of screw, and the head of screw 203 had uniform absorption affinity, thereby prevent the angle position of the crooked screw 203 that is adsorbed with correction of the screw that is adsorbed 203, can guarantee that the screw 203 that is held is located on the same line with bottle opener 201, therefore can be screw 203 is sealed exactly to the workpiece relevant position by the position that regulates in advance, to guarantee the accuracy of Locking screw.
The course of work of the utility model automatic locking filature is described: at first below in conjunction with Fig. 3-6, regulate whole described automatic locking filature the position so that the through hole 312 of described bottle opener 201 and guider 310 over against the position that workpiece is treated Locking screw, and screw 203 inserted in the described feed pipe 220; Then, start described driving mechanism, in described fixed bar 210, fall and enter in the storage tank 325 of described movable block 320 at described bottle opener 201 under the driving effect of described driving mechanism through the through hole 312 of described guider 310, owing to being equiped with powerful magnet ring 202, the head of described bottle opener 201 has stronger magnetic adsorptive power, thereby adsorb the screw 203 that the head card is hung on the junction of the described first storage tank 325a and the second storage tank 325b, described bottle opener 201 continues to fall with described screw 203 and the inwall generation of two described movable block 320 clamping parts 324 is pushed, thereby described protruding 322b is slided to the left or to the right in described pilot hole 322a because of squeezing action, and cause two described clamping parts 324 to open and make between the two gap increase to described bottle opener 201 can to fall smoothly with screw 203, described bottle opener 201 continues to fall also with its screw 203 of going up absorption that this screw 203 is sealed to the tram of workpiece the most at last; At last, under the effect of described driving mechanism, described bottle opener 201 rise to the origin-location with etc. pending sealed next time operation.In above-mentioned sealed process, when described bottle opener 201 falls two described clamping parts 324 are opened, also make simultaneously spring 323 compressions of described installation portion 321 ends produce deformation and have elastic pressure, after described bottle opener 201 is finished sealed operation rising, the squeezing action of 201 pairs of described movable block 320 clamping parts 324 inwalls of described bottle opener disappears, that is to say that the external force that makes described spring 323 produce deformation disappears, thereby described spring 323 returns to original state under the effect of elastic pressure, and drive described movable block 320 and move, described protruding 322b is slided in described pilot hole 322a in the opposite direction, return to the origin-location up to two described movable blocks 320, that is to say that two described movable blocks 320 fold together, and the head that tangles described screw 203 can be blocked in described first storage tank 325a on the two described clamping parts 324 and the junction of the second storage tank 325b, conveniently to carry out follow-up sealed operation.
Abovely the utility model is described, but the utility model is not limited to the embodiment of above announcement, and should contains various modification, equivalent combinations of carrying out according to essence of the present utility model in conjunction with most preferred embodiment.
Claims (8)
1. automatic locking filature, comprise: fixed bar, bottle opener and driving mechanism, described fixed bar has the passage of accommodating of accommodating described bottle opener, the fixedly connected described driving mechanism of one end of described bottle opener, and described bottle opener is contained in accommodating in the passage of described fixed bar movably, it is characterized in that, described automatic locking filature also comprises guider and feed pipe, described guider is fixedly installed in an end of described fixed bar, described guider has the through hole that runs through itself up and down, and described through hole and the described channel connection of accommodating, make described bottle opener telescopically pass in and out described through hole, described feed pipe is fixedly installed in a side of described guider, and described feed pipe is communicated with described through hole.
2. automatic locking filature as claimed in claim 1 is characterized in that, also comprises clamping device, and described clamping device is movably installed on the described guider, and described clamping device can carry out opening and closing with respect to described guider away from an end of described fixed bar.
3. automatic locking filature as claimed in claim 2, it is characterized in that, described clamping device is two movable blocks, the relative both sides of described guider offer assembling grove respectively, and the relative both sides at the two described assembling grove places all side with described feed pipe place are adjacent, and two described movable blocks are corresponding to be installed in the described assembling grove.
4. automatic locking filature as claimed in claim 3, it is characterized in that, described movable block comprises installation portion that is installed in the described assembling grove and the clamping part that is extended to form to the end away from described fixed bar by described installation portion, and the opposite face of two described clamping parts indent respectively forms storage tank to accommodate screw.
5. automatic locking filature as claimed in claim 4, it is characterized in that, described storage tank comprises first storage tank and outwards expands second storage tank that forms by described first storage tank along an end of contiguous described installation portion, and the radius of described second storage tank is greater than the radius of described first storage tank.
6. automatic locking filature as claimed in claim 4 is characterized in that, all is installed with adjusting portion on the two described installation portions, offer pilot hole on the one described adjusting portion, correspondingly, another described adjusting portion upwards protrudes out and forms projection, and described projection is contained in the described pilot hole slidably.
7. automatic locking filature as claimed in claim 4 is characterized in that, an end of the contiguous described fixed bar of two described installation portions all fixedly is equiped with spring, and the other end of two described springs all is connected on the described guider.
8. automatic locking filature as claimed in claim 1 is characterized in that, also comprises a powerful magnet ring, and described powerful magnet ring is fixedly installed in described bottle opener away from an end of described driving mechanism and around described bottle opener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205412522U CN201815856U (en) | 2010-09-21 | 2010-09-21 | Automatic screwing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205412522U CN201815856U (en) | 2010-09-21 | 2010-09-21 | Automatic screwing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201815856U true CN201815856U (en) | 2011-05-04 |
Family
ID=43913826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205412522U Expired - Lifetime CN201815856U (en) | 2010-09-21 | 2010-09-21 | Automatic screwing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201815856U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909547A (en) * | 2011-08-04 | 2013-02-06 | 上海工程技术大学 | Automatic screw tightening device |
| CN103100849A (en) * | 2011-11-14 | 2013-05-15 | 鸿富锦精密工业（深圳）有限公司 | Guiding device of automatic locking filature |
| CN103495859A (en) * | 2013-10-15 | 2014-01-08 | 上海第二工业大学 | Guiding device for full-automatic screwing device |
| CN104249247A (en) * | 2013-06-28 | 2014-12-31 | 中集集团集装箱控股有限公司 | Automatic screw placing and screwing machine and work method thereof |
| CN106514184A (en) * | 2016-12-02 | 2017-03-22 | 桐城市湃腾机械设计有限公司 | Screw arranging mechanism |
| CN109531123A (en) * | 2018-12-13 | 2019-03-29 | 广东锐军智能设备有限公司 | A kind of desk-top filature |
| CN111702441A (en) * | 2020-06-09 | 2020-09-25 | 泉州市泉港区竞丰工业设计服务中心 | Manipulator device system for fixing and matching bolt and screw |
| CN114515962A (en) * | 2022-01-26 | 2022-05-20 | 谢金梅 | Be applied to intelligent terminal's power module equipment |
-
2010
- 2010-09-21 CN CN2010205412522U patent/CN201815856U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909547A (en) * | 2011-08-04 | 2013-02-06 | 上海工程技术大学 | Automatic screw tightening device |
| CN102909547B (en) * | 2011-08-04 | 2014-08-20 | 上海工程技术大学 | Automatic screw tightening device |
| CN103100849A (en) * | 2011-11-14 | 2013-05-15 | 鸿富锦精密工业（深圳）有限公司 | Guiding device of automatic locking filature |
| CN104249247A (en) * | 2013-06-28 | 2014-12-31 | 中集集团集装箱控股有限公司 | Automatic screw placing and screwing machine and work method thereof |
| CN103495859A (en) * | 2013-10-15 | 2014-01-08 | 上海第二工业大学 | Guiding device for full-automatic screwing device |
| CN106514184A (en) * | 2016-12-02 | 2017-03-22 | 桐城市湃腾机械设计有限公司 | Screw arranging mechanism |
| CN109531123A (en) * | 2018-12-13 | 2019-03-29 | 广东锐军智能设备有限公司 | A kind of desk-top filature |
| CN111702441A (en) * | 2020-06-09 | 2020-09-25 | 泉州市泉港区竞丰工业设计服务中心 | Manipulator device system for fixing and matching bolt and screw |
| CN114515962A (en) * | 2022-01-26 | 2022-05-20 | 谢金梅 | Be applied to intelligent terminal's power module equipment |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110504 |
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| CX01 | Expiry of patent term |