CN203599961U - Climbing device of feeding mechanism for manufacturing water meter copper connectors - Google Patents
Climbing device of feeding mechanism for manufacturing water meter copper connectors Download PDFInfo
- Publication number
- CN203599961U CN203599961U CN201320858400.7U CN201320858400U CN203599961U CN 203599961 U CN203599961 U CN 203599961U CN 201320858400 U CN201320858400 U CN 201320858400U CN 203599961 U CN203599961 U CN 203599961U
- Authority
- CN
- China
- Prior art keywords
- water meter
- meter copper
- copper sleeve
- climbing device
- conveyer belt
- Prior art date
- 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 - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 104
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 96
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 96
- 239000010949 copper Substances 0.000 title claims abstract description 96
- 230000002493 climbing Effects 0.000 title claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 title abstract description 8
- 239000000463 material Substances 0.000 claims abstract description 44
- 239000011265 semifinished product Substances 0.000 claims description 47
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 5
- 230000000875 corresponding Effects 0.000 claims description 4
- 238000000151 deposition Methods 0.000 claims description 3
- 238000010408 sweeping Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 10
- 230000002708 enhancing Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000001808 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Abstract
The utility model relates to a climbing device of a feeding mechanism for manufacturing water meter copper connectors. The climbing device is characterized in that a material storage box and a conveying belt are included, the material storage box is used for storing semi-finished water meter copper connectors, the conveying belt is vertically or obliquely arranged and connected with the material storage box, the conveying belt is provided with a carrying part used for carrying the semi-finished water meter copper connectors in the material storage box, a brush roller is arranged on the side, provided with the carrying part, of the conveying belt, and the brush roller corresponds to the carrying part in position so that the brush roller can sweep semi-finished water meter copper connectors which are not carried by the carrying part normally. Through the brush roller arranged on the side, used for carrying the semi-finished water meter copper connectors, of the conveying belt, the brush roller is used for sweeping the carrying part and sweeping off surplus semi-finished water meter copper connectors attached to the carrying part, the semi-finished water meter copper connectors are conveyed in order and prevented from being conveying in mess, and production efficiency can be improved.
Description
Technical field
The present invention relates to a kind of climbing device, be specifically related to a kind of climbing device of making water meter copper sleeve feeding structure.
Background technology
Water meter copper sleeve is the connecting elements of indispensability when resident's water meter is installed, in machining tool, its one end is processed into screw-like and can obtains the water meter copper sleeve for installing by water meter copper sleeve semi-finished product are sent into, install at water meter two ends respectively and connect water meter copper sleeve and to realize, water meter is arranged on water supply line.Water meter whether be closely connected with water supply line and install after the use state of water meter all closely related with the quality of water meter copper sleeve that water meter is installed, the water meter copper sleeve of manufacturing specification coupling is one of critical process.In conventional water meter copper sleeve production process, mostly adopt the mode of artificial feeding, water meter copper sleeve semi-finished product are delivered in lathe and processed successively, this feeding style has increased staff's labour intensity, and feeding frequency is unstable, has dragged down production efficiency.Adopt the mode feeding of conveyer belt to enhance productivity, reduce staff's labour intensity by the automatization level that improves production line, Chinese invention patent " automatic feeding " (publication No. CN102807078A) discloses a kind of automatic feeding that comprises conveying mechanism, this conveying mechanism comprises support, motor, the feeding delivery mechanism (being equivalent to conveyer mechanism) being tilted to and be arranged on the multiple work supporting blocks on feeding delivery mechanism, this device employing conveyer mechanism and the work supporting block distributing on it transmit material in an orderly manner, accurate positioning, effectively enhance productivity.But, said apparatus is preferably applied in the transmission to powder, need like this workpiece of single transmission for water meter copper sleeve semi-finished product, in feeding process, but there is the problem of workpiece adhesion, exist and on a work supporting block, be accompanied with plural water meter copper sleeve semi-finished product, and make troubles to following process, cannot realize the object of workpiece really being carried out in order to single transmission, be unfavorable for enhancing productivity.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of climbing device of making water meter copper sleeve feed mechanism for above-mentioned prior art, thereby this climbing device can guarantee that on a work supporting block, only carrying water meter copper sleeve semi-finished product can really realize the object that water meter copper sleeve semi-finished product are transmitted in order.
The technical scheme in the invention for solving the above technical problem is: a kind of climbing device of making water meter copper sleeve feed mechanism, it is characterized in that: comprise for depositing the half-finished material storing box of water meter copper sleeve, vertically or be obliquely installed, the conveyer belt of accepting with material storing box, on described conveyer belt, be provided with in material storing box and accept the half-finished parts of accepting of water meter copper sleeve, the side that parts are accepted in described conveyer belt setting is provided with brush roll, thereby the setting position of this brush roll with accept the corresponding assurance of parts brush roll and can clean the improper water meter copper sleeve semi-finished product of accepting on parts that are undertaken on.
Particularly, described in accept the bracket that parts are pair of opposing, between this pair of bracket, be formed with and accept the half-finished container cavity of water meter copper sleeve.Climb in process, bracket moves and realizes transmission in container cavity and with conveyer belt from accepting water meter copper sleeve semi-finished product in material storing box.
Further, the side that parts are accepted in described conveyer belt setting is also provided with gear and removes the half-finished backstopping assembly of unnecessary water meter copper sleeve on described bracket.Described backstopping assembly comprises the holder being connected with conveyer belt, on described holder, offer Connection Block hole, and be through in this Connection Block hole can easy on and off activity block axis, the bottom of described block axis can prop up described container cavity edge under Gravitative Loads.Meanwhile, the upper end of described block axis is provided with and prevents the locating part of block axis from dropping in Connection Block hole.Concrete process is to accept the half-finished bracket of water meter copper sleeve along with conveyer belt moves upward, after contacting with the bottom of block axis, by block axis jack-up, in the process of contact jack-up, the unnecessary water meter copper sleeve semi-finished product that may exist on bracket are blocked axle bumper, further guarantee that a pair of bracket only carries water meter copper sleeve semi-finished product, is fallen under the effect of self gravitation again by the block axis of jack-up afterwards.
Preferably, described backstopping assembly is arranged on the top of brush roll, further carry out backstop removing to accepting water meter copper sleeve semi-finished product unnecessary on parts in brush roll to accepting after parts complete first cleaning, guarantee that each parts of accepting only carry water meter copper sleeve semi-finished product.
Usually, be also provided with installing hole on described bracket, fixture is arranged on bracket on described conveyer belt through this installing hole.
Because the two ends of water meter copper sleeve are formed with inside hole slot, for the ease of accept water meter copper sleeve semi-finished product in material storing box, the described parts of accepting can be designed as the post of accepting being vertically set on described conveyer belt, accept interior this water meter copper sleeve half product of jack-up of hole slot that post stretches into any one end of water meter copper sleeve semi-finished product, realize the step of accepting feeding from material storing box.
Preferably, rotating shaft and the conveyer belt of described brush roll be arranged in parallel, are more conducive to brush roll and clean loading on the unnecessary water meter copper sleeve semi-finished product of accepting on parts.
More reasonably that the half-finished climbing device of this transmission water meter copper sleeve also comprises the first driving mechanism that drives conveyer belt transmission, the second driving mechanism that drives brush roll to rotate, the first driving mechanism and the second driving mechanism are independently driving mechanism of same driving mechanism or two.
Compared with prior art, the utility model has the advantage of: transmit the half-finished side of water meter copper sleeve by the conveyer belt at climbing device brush roll is set, the setting position of this brush roll is with to accept parts corresponding, brush roll can be cleaned to be improperly undertaken on this and to accept the water meter copper sleeve semi-finished product on parts, guarantee that water meter copper sleeve semi-finished product are transmitted in an orderly manner, avoid water meter copper sleeve semi-finished product transport process to cause confusion, improved the operating efficiency of production line.In addition, further in technical scheme, being arranged on conveyer belt is according to the true form design of water meter copper sleeve for accepting the bracket of workpiece, is conducive to it and accepts water meter copper sleeve semi-finished product and reduce overloading in material storing box; And be arranged in addition on conveyer belt for gear and remove to accept the half-finished backstopping assembly of unnecessary water meter copper sleeve on parts, further guarantee that a pair of bracket of accepting only carries water meter copper sleeve semi-finished product, has really realized to the half-finished orderly transmission of water meter copper sleeve the climbing device of this feed mechanism.
Accompanying drawing explanation
Fig. 1 is the overall schematic of feed mechanism in the utility model embodiment;
Fig. 2 is the structural representation of climbing device bracket in the utility model embodiment;
Fig. 3 is the structural representation of climbing device backstopping assembly in the utility model embodiment;
Fig. 4 is the overall schematic at another visual angle of feed mechanism in the utility model embodiment;
Fig. 5 is the partial structurtes schematic diagram of the material choosing apparatus of B portion shown in Fig. 4.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
Making water meter copper sleeve in the present embodiment mainly comprises climbing device, connecting gear, material choosing apparatus and the collator with material storing box with feed mechanism, and described climbing device, connecting gear, material choosing apparatus and collator join successively.Water meter copper sleeve semi-finished product in material storing box are transmitted in order through climbing device, entering material choosing apparatus through connecting gear sorts, reject highly underproof water meter copper sleeve semi-finished product, finally wait for that by sort qualified water meter copper sleeve semi-finished product introducing collator through material choosing apparatus being delivered to external machining tool completes last processing.
As shown in Figure 1, the climbing device of this feed mechanism comprises for depositing the half-finished material storing box 1 of water meter copper sleeve, vertically or the conveyer belt 2 being obliquely installed, accept with material storing box 1, on described conveyer belt 2, be provided with in material storing box 1 and accept the half-finished parts 4 of accepting of water meter copper sleeve, described conveyer belt 2 arranges a side of accepting parts and is provided with brush roll 5, thus the setting position of this brush roll 5 with accept the corresponding assurance of parts 4 brush roll 5 and can clean the improper water meter copper sleeve semi-finished product of accepting on parts that are undertaken on.
In the present embodiment, the rotating shaft of described brush roll 5 and conveyer belt 2 be arranged in parallel, are more conducive to brush roll 5 and clean loading on the unnecessary water meter copper sleeve semi-finished product of accepting on parts 4.
As shown in Figure 2, described in accept the bracket 41 that parts 4 are pair of opposing, between this pair of bracket 41, be formed with and accept the half-finished container cavity A of water meter copper sleeve.Climb in process, bracket 41 moves and realizes transmission in container cavity A and with conveyer belt 2 from accepting water meter copper sleeve semi-finished product in material storing box 1.
On described bracket 41, be also provided with installing hole 42, fixture is arranged on bracket 41 on described conveyer belt 2 through this installing hole 42.
As shown in Figure 1,3, the side that parts 4 are accepted in described conveyer belt 2 settings is also provided with gear and removes the half-finished backstopping assembly 6 of unnecessary water meter copper sleeve on described bracket 41.Described backstopping assembly 6 comprises the holder 61 being connected with conveyer belt 2, on described holder 61, offer Connection Block hole 610, and be through in this Connection Block hole 610 can easy on and off activity block axis 62, the bottom of described block axis 62 can prop up described container cavity A edge under Gravitative Loads.Meanwhile, the upper end of described block axis 62 is provided with and prevents the locating part 620 of block axis 62 from dropping in Connection Block hole 610.Concrete process is to accept the half-finished bracket of water meter copper sleeve along with conveyer belt moves upward, after contacting with the bottom of block axis, by block axis jack-up, in the process of contact jack-up, the unnecessary water meter copper sleeve semi-finished product that may exist on bracket are blocked axle bumper, are again fallen afterwards by the block axis of jack-up under the effect of self gravitation.
In the present embodiment, described backstopping assembly 6 is arranged on the top of brush roll 5, further carry out backstop removing to accepting water meter copper sleeve semi-finished product unnecessary on parts in brush roll to accepting after parts complete first cleaning, guaranteed to accept parts and once only carried water meter copper sleeve semi-finished product.
The half-finished climbing device of this transmission water meter copper sleeve also comprises the first driving mechanism that drives conveyer belt transmission, the second driving mechanism that drives brush roll to rotate, the first driving mechanism and the second driving mechanism are same driving mechanism, driving mechanism can adopt motor or hydraulic drive mechanism, the present embodiment adopts motor, and motor is arranged on the inside of frame 3.
Described making water meter copper sleeve is provided with the connecting gear porch of feed mechanism and accepts the container cavity A bottom of parts 4 described in stretching into, for accepting the half-finished guide plate (not shown) of water meter copper sleeve; realize water meter copper sleeve semi-finished product and enter connecting gear from climbing device, the first transport unit 14 and horizontally disposed the second transport unit 15 under connecting gear protection is tilted to.
As shown in Figure 4,5, the material choosing apparatus in the present embodiment comprises the passage 8 of selecting materials that guiding water meter copper sleeve semi-finished product pass through, described in the select materials top of passage be provided with limit for height lid 9; Described both sides of selecting materials passage 8 are relatively set with the first correlation sensor, the first correlation sensor comprises the first emission sensor 11-1 and the first receiving sensor 11-2 of the work of cooperatively interacting, correspondingly, described in, select materials to have on passage 8 and limit for height lid 9 and make the transmitting through the through hole 90 of the passage 8 of selecting materials of the first emission sensor; Described bottom of selecting materials passage 8 is provided with by driving mechanism 7 and controls the door (not shown) of closing, the receiving sensor of described the first correlation sensor is connected with described driving mechanism 7, thereby when the through hole 90 that blocks signal transmission when having water meter copper sleeve semi-finished product to be stuck in to select materials in passage 8 causes the first receiving sensor can not receive the signal that emission sensor sends, described driving mechanism 7 controls described door and open these water meter copper sleeve semi-finished product are dropped in the passage 8 of selecting materials.
Described limit for height lid 9 is selected materials on passage 8 described in being arranged on by fixture 10, and limit for height lid 9 and the height of selecting materials between passage 8 can regulate by described fixture 10.
In the present embodiment, described the first correlation sensor is infrared emission sensor, comprises infrared emission sensor and infrared receiving sensor.Block the through hole 90 that signal transmits during when having water meter copper sleeve semi-finished product to be trapped in to select materials in passage 8, infrared receiving sensor does not receive signal, and the driving mechanism 7 being attached thereto is opened the door of the channel bottom of selecting materials, and these water meter copper sleeve semi-finished product are dropped automatically.
The described passage 8 of selecting materials is obliquely installed, so that guiding water meter copper sleeve workpiece passes through.
As shown in Figure 4, collator in the present embodiment is arranged on the end of making water meter copper sleeve feed mechanism, and be connected with the entrance of water meter copper sleeve machining tool, comprise and hold the sequence passage 12 that water meter copper sleeve semi-finished product are piled up in order, and be arranged on the second correlation sensor of described sequence passage both sides, the second correlation sensor comprises the second emission sensor 13-1 and the second receiving sensor 13-2 of the work of cooperatively interacting, described receiving sensor is connected with the driving mechanism of controlling feed mechanism action, while causing the second receiving sensor not receive transmitting of the second emission sensor after the water meter copper sleeve semi-finished product in sequence passage are aligned to the second correlation sensor institute correspondence position, described driving mechanism quits work.
Described sequence passage 12 is obliquely installed, and water meter copper sleeve semi-finished product will, in the interior closely arrangement in an orderly manner of sequence passage 1, make sequence and output more smooth and easy under Action of Gravity Field like this.
Described in the present embodiment, the second correlation sensor is infrared emission sensor, comprises infrared emission sensor and infrared receiving sensor.When in sequence passage in the time that the water meter copper sleeve semi-finished product of exporting are stacked into enough height and block the transmitting and receiving of infrared signal, drive the driving mechanism of feed mechanism operation automatically to close down; When water meter copper sleeve semi-finished product in the passage that sorts are reduced to infrared receiving sensor and again receive the infrared signal of infrared emission sensor emission, described driving mechanism restarts, so realize the monitoring to sequence in-channel water table copper sleeve semi-finished product sequence situation, and control flexibly feed mechanism operation.
Climbing device, material choosing apparatus and the collator of said structure completed respectively the water meter copper sleeve semi-finished product in material storing box transmitted in order, also automatically regulates feed mechanism operation to the water meter copper sleeve semi-finished product automatic sorting highly differing and to water meter copper sleeve semi-finished product at the sequence situation Real-Time Monitoring in sequence district, make whole feed mechanism realize mechanization, automation, effectively improved operating efficiency.
The foregoing is only the preferred embodiment of the present invention, for a person skilled in the art, do not departing under principle of the present invention, can also make multiple improvement to each portion structure of feed mechanism, for example be formed with inside hole slot according to the two ends of water meter copper sleeve self, for the ease of accept water meter copper sleeve semi-finished product in material storing box, the described parts of accepting can be designed as the post of accepting being vertically set on described conveyer belt, accept interior also this water meter copper sleeve half product of jack-up of hole slot that post stretches into any one end of water meter copper sleeve semi-finished product, realize the step of accepting feeding from material storing box, the distortion of this class formation also all should be considered as in protection scope of the present invention.
Claims (10)
1. make the climbing device of water meter copper sleeve feed mechanism for one kind, it is characterized in that: comprise for depositing the half-finished material storing box of water meter copper sleeve, vertically or the conveyer belt being obliquely installed, accept with material storing box, on described conveyer belt, be provided with in material storing box and accept the half-finished parts of accepting of water meter copper sleeve, the side that parts are accepted in described conveyer belt setting is provided with brush roll, thus the setting position of this brush roll with accept the corresponding assurance of parts brush roll and can clean the improper water meter copper sleeve semi-finished product of accepting on parts that are undertaken on.
2. climbing device according to claim 1, is characterized in that: described in accept the bracket that parts are pair of opposing, between this pair of bracket, be formed with and accept the half-finished container cavity of water meter copper sleeve.
3. climbing device according to claim 2, is characterized in that: the side that parts are accepted in described conveyer belt setting is also provided with gear and removes the half-finished backstopping assembly of unnecessary water meter copper sleeve on described bracket.
4. climbing device according to claim 3, it is characterized in that: described backstopping assembly comprises the holder being connected with conveyer belt, on described holder, offer Connection Block hole, and be through in this Connection Block hole can easy on and off activity block axis, the bottom of described block axis can prop up described container cavity edge under Gravitative Loads.
5. climbing device according to claim 4, is characterized in that: the upper end of described block axis is provided with and prevents the locating part of block axis from dropping in Connection Block hole.
6. according to the climbing device described in any one claim in claim 3～5, it is characterized in that: described backstopping assembly is arranged on the top of brush roll.
7. climbing device according to claim 2, is characterized in that: on described bracket, be also provided with installing hole, fixture is arranged on bracket on described conveyer belt through this installing hole.
8. climbing device according to claim 1, is characterized in that: described in to accept parts be the post of accepting being vertically set on described conveyer belt.
9. climbing device according to claim 1, is characterized in that: rotating shaft and the conveyer belt of described brush roll be arranged in parallel.
10. climbing device according to claim 1, it is characterized in that: also comprise the first driving mechanism that drives conveyer belt transmission, the second driving mechanism that drives brush roll to rotate, the first driving mechanism and the second driving mechanism are independently driving mechanism of same driving mechanism or two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320858400.7U CN203599961U (en) | 2013-12-24 | 2013-12-24 | Climbing device of feeding mechanism for manufacturing water meter copper connectors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320858400.7U CN203599961U (en) | 2013-12-24 | 2013-12-24 | Climbing device of feeding mechanism for manufacturing water meter copper connectors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203599961U true CN203599961U (en) | 2014-05-21 |
Family
ID=50712660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320858400.7U Expired - Fee Related CN203599961U (en) | 2013-12-24 | 2013-12-24 | Climbing device of feeding mechanism for manufacturing water meter copper connectors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203599961U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103659428A (en) * | 2013-12-24 | 2014-03-26 | 宁波天赐兄弟水表水暖有限公司 | Climbing device of feeding mechanism for manufacturing water meter copper connectors |
-
2013
- 2013-12-24 CN CN201320858400.7U patent/CN203599961U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103659428A (en) * | 2013-12-24 | 2014-03-26 | 宁波天赐兄弟水表水暖有限公司 | Climbing device of feeding mechanism for manufacturing water meter copper connectors |
| CN103659428B (en) * | 2013-12-24 | 2016-05-11 | 宁波天赐兄弟水表水暖有限公司 | A kind of climbing device of making water meter copper sleeve feed mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202336437U (en) | Fruit grading and conveying production line | |
| CN203599961U (en) | Climbing device of feeding mechanism for manufacturing water meter copper connectors | |
| CN103692276B (en) | A kind of collator making water meter copper connector feed mechanism | |
| CN203599964U (en) | Material selecting device of feeding mechanism for manufacture water meter copper connectors | |
| CN211631359U (en) | Range upon range of formula laying hen cultured equipment loading attachment | |
| CN203621666U (en) | Feed mechanism for manufacturing water meter copper connectors | |
| CN205869519U (en) | Round pin integration equipment is planted in automatic drilling of stock | |
| CN105562346B (en) | A kind of sheet material sorting unit | |
| CN203611052U (en) | Arranging system of feeding mechanism for production of copper water meter connectors | |
| CN103659428B (en) | A kind of climbing device of making water meter copper sleeve feed mechanism | |
| CN103692032B (en) | A kind of feed mechanism of making water meter copper sleeve | |
| CN103692278B (en) | A kind of material choosing apparatus making water meter copper connector feed mechanism | |
| CN210655135U (en) | Rice racking machine | |
| CN210936930U (en) | Automatic feeding device of bolt thread rolling machine | |
| CN104828575B (en) | A kind of automatic feeder and its method of feeding | |
| CN203437771U (en) | Two-shaft reciprocation automatic-feeding nut tapping machine | |
| CN206393437U (en) | Vertical paralleled surface grinding machine automatic loading and unloading mechanism | |
| CN201033698Y (en) | Winch type automatic feeding device | |
| CN204639146U (en) | A kind of automatic lathe | |
| CN205799136U (en) | Full-automatic gem rapid stone sticking machine | |
| CN203047990U (en) | Automatic ceramic mud base feeder | |
| CN216064342U (en) | Shaped chrysanthemum grafting is with waiting to graft seedling sorter | |
| CN204883928U (en) | Coin discharging device | |
| CN206662914U (en) | A kind of silver nail sanding apparatus | |
| CN206427678U (en) | A kind of differential mechanism needle roller automatic feeding system |
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: 20140521 Termination date: 20141224 |
|
| EXPY | Termination of patent right or utility model |