CN113084732A - Clamping device for machine-building - Google Patents
Clamping device for machine-building Download PDFInfo
- Publication number
- CN113084732A CN113084732A CN202110474394.4A CN202110474394A CN113084732A CN 113084732 A CN113084732 A CN 113084732A CN 202110474394 A CN202110474394 A CN 202110474394A CN 113084732 A CN113084732 A CN 113084732A
- Authority
- CN
- China
- Prior art keywords
- plate
- clamping
- panel
- collecting shell
- screw rod
- 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.)
- Pending
Links
- 238000003825 pressing Methods 0.000 claims description 9
- 238000012544 monitoring process Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 22
- 229910052742 iron Inorganic materials 0.000 abstract description 11
- 238000003754 machining Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 4
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a clamping device for machine manufacturing, which comprises a panel, an upper plate, a lower plate and a collecting shell, wherein a through hole is formed in the center of the panel, a connecting rod is arranged in the through hole, the upper end of the connecting rod is installed on the upper plate, the lower end of the connecting rod is installed on the lower plate, the collecting shell is installed on the surface of the upper plate, a collecting box is installed at an opening of the collecting shell, a vibrator is installed on the outer wall surface of the collecting shell, fixing plates are arranged on two sides, located on the collecting shell, of the upper plate, clamping plates are arranged inside the collecting shell, an adjusting mechanism for driving the clamping plates to move is installed on the fixing plates, a groove is formed in the surface. The scrap iron collecting box is simple in structure, scrap iron generated during machining can directly fall into the inclined collecting shell, the scrap iron can automatically fall into the collecting box along the inclined surface through the vibrator, the scrap iron is effectively collected, and the upper plate and the lower plate can be moved after clamping is carried out, so that the machining area is effectively adjusted.
Description
Technical Field
The invention relates to the field of clamping devices, in particular to a clamping device for machine manufacturing.
Background
The clamping device for the mechanical manufacturing is mainly used for producing and processing workpieces or parts in a mechanical mode, and the workpieces need to be clamped when being machined, so that the workpieces are prevented from loosening, and the machining quality of the workpieces can be guaranteed.
The existing clamping device has certain disadvantages when in use, firstly, after the workpiece is clamped, the position of the workpiece does not need to be adjusted, once the workpiece is not aligned, the workpiece needs to be clamped again after being disassembled, the operation is troublesome, secondly, the clamping device has a single use function, the sweeps generated during the workpiece machining can not be collected, the sweeps are easily accumulated on the table board of the clamping device, certain adverse effects are caused, and certain influences are brought to the use process of people.
Disclosure of Invention
The present invention is directed to a clamping device for machine manufacturing, so as to solve the problems of the background art mentioned above.
The invention is realized by the following technical scheme: a clamping device for machine manufacturing comprises a panel, an upper plate, a lower plate and a collecting shell, wherein a through hole is formed in the center of the panel, the upper plate is arranged at the upper end of the panel, the lower plate is arranged at the lower end of the panel, a connecting rod is arranged in the through hole, the upper end of the connecting rod is arranged on the upper plate, the lower end of the connecting rod is arranged on the lower plate, the collecting shell is arranged at the upper end of the upper plate and is arranged in an inclined manner, the bottom surface of the collecting shell protrudes to form a parallel fixing part, the fixing part is arranged on the surface of the upper plate, an, the collecting box is installed, the vibrator is installed on the outer wall surface of the collecting shell, the fixing plates are arranged on the two sides, located on the collecting shell, of the upper plate, the lower ends of the fixing plates are installed on the upper plate, the clamping plates are arranged inside the collecting shell, the adjusting mechanism for driving the clamping plates to move is installed on the fixing plates, grooves are formed in the surface of the lower plate, and the locking mechanism for fixing the lower plate is installed in the grooves.
As preferred technical scheme, adjustment mechanism all includes first screw rod, first hand wheel, bearing and locating lever, the equal embedded installation of bearing is on the lateral surface of splint, the fixed plate is just all equipped with first screw hole to the inner circle department of bearing, the equal threaded connection of first screw rod is in first screw hole, first screw rod one end is all installed in the inner circle of bearing, first hand wheel is all installed on the other end of first screw rod, the locating lever is installed on splint, the fixed plate all is equipped with the locating hole to locating lever department with collecting the shell, locating lever one end all passes the locating hole setting.
As the preferred technical scheme, the locking mechanism comprises a second screw rod, a pressing block and a second hand wheel, a second screw hole is formed in the bottom surface of the groove, the second screw rod is connected in the second screw hole in a threaded mode, the pressing block is installed at the upper end of the second screw rod, anti-skidding lines are arranged on the top surface of the pressing block and abut against the bottom surface of the panel, and the second hand wheel is installed at the lower end of the second screw rod.
As preferred technical scheme, panel, upper plate and hypoplastron all are the circular structure setting, and the curb plate is all installed to the both sides of panel.
As the preferred technical scheme, the end surface of the opening of the collecting shell protrudes downwards to form a fixing part, and one side surface of the collecting box is abutted against the fixing part and is locked and fixed by screwing a bolt by hand.
As the preferred technical scheme, the clamping plate comprises a clamping plate base and a rubber layer in threaded connection with the clamping plate base, and anti-skid threads are uniformly distributed on the surface of the rubber layer.
As the preferred technical scheme, a film type pressure sensor is arranged between the clamping plate base and the rubber layer and used for monitoring the clamping pressure and realizing the feedback of the clamping pressure through the Bluetooth communication module.
The invention has the beneficial effects that: the scrap iron collecting box is simple in structure, scrap iron generated during machining can directly fall into the inclined collecting shell, the scrap iron can automatically fall into the collecting box along the inclined surface through the vibrator, the scrap iron is effectively collected, influence on work is avoided, the upper plate and the lower plate can be moved after clamping is carried out, the machining area is effectively adjusted, a workpiece does not need to be disassembled, and convenience is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is a schematic structural diagram of the clamp plate base, the rubber layer and the film type pressure sensor.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and 2, a clamping device for machine manufacturing according to the present invention comprises a panel 1, an upper plate 2, a lower plate 3 and a collecting case 4, wherein a through hole 13 is formed at the center of the panel 1, the upper plate 2 is disposed at the upper end of the panel 1, the lower plate 3 is disposed at the lower end of the panel 1, a connecting rod 12 is disposed in the through hole 13, the upper end of the connecting rod 12 is mounted on the upper plate 2, the lower end is mounted on the lower plate 3, the collecting case 4 is disposed at the upper end of the upper plate 2, the collecting case 4 is disposed in an inclined shape, the bottom surface of the collecting case 4 protrudes to form a parallel fixing portion, the fixing portion is mounted on the surface of the upper plate 2, the opening of the collecting case 4 extends to the outer side of the panel, and is mounted with a collecting box 22, a vibrator 19 is mounted on the outer wall surface of the collecting case 4, fixing plates 7 are disposed at both sides of, the fixing plate 7 is provided with an adjusting mechanism for driving the clamping plate to move, the surface of the lower plate 3 is provided with a groove 17, and the groove 17 is internally provided with a locking mechanism for fixing the lower plate.
In this embodiment, adjustment mechanism all includes first screw rod 8, first hand wheel 9, bearing 6 and locating lever 11, bearing 6 is all embedded to be installed on the lateral surface of splint 5, fixed plate 7 is just all being equipped with first screw hole to the inner circle department of bearing, the equal threaded connection of first screw rod 8 is in first screw hole, 8 one ends of first screw rod are all installed in the inner circle of bearing 6, first hand wheel 9 is all installed on the other end of first screw rod 8, locating lever 11 is installed on splint 5, fixed plate 7 is just all being equipped with the locating hole to locating lever department with collecting shell 4, locating lever 11 one end all passes the locating hole setting.
In this embodiment, the locking mechanism includes a second screw 14, a pressing block 16 and a second hand wheel 15, a second screw hole is formed in the bottom surface of the groove 17, the second screw 14 is connected to the second screw hole in a threaded manner, the pressing block 16 is installed at the upper end of the second screw, anti-skid patterns are formed on the top surface of the pressing block 16, the anti-skid patterns abut against the bottom surface of the panel 1, and the second hand wheel 15 is installed at the lower end of the second screw 14.
In this embodiment, panel 1, upper plate 2 and hypoplastron 3 all are the circular structure setting, and the curb plate is all installed to panel 1's both sides.
In this embodiment, the open-ended terminal surface of collection shell 4 is the downward protrusion and is formed a fixed part 21, and a side of collecting box 22 offsets with fixed part 21 to lock through the hand and twist the bolt and fix, deposit full of rubbish back in the collecting box, can twist down the hand and twist the bolt, make the collecting box can follow and collect and take off on the shell, made things convenient for the inside rubbish of pouring out.
As shown in fig. 3, in this embodiment, the clamping plate 5 includes a rubber layer in threaded connection with a clamping plate base, the surface of the rubber layer is uniformly provided with anti-slip threads, the back of the rubber layer is integrally formed with a threaded post, and the center of the clamping plate base is provided with a threaded hole matched with the threaded post. The rubber layer with the anti-skid lines is arranged, so that the workpiece can be effectively and stably clamped, and the damage to the workpiece caused by the hard clamping plate base is reduced.
In this embodiment, a film type pressure sensor is arranged between the clamp plate base and the rubber layer, and is used for monitoring the clamping pressure and feeding back the clamping pressure through the bluetooth communication module, preferably, a corresponding clamping pressure threshold value is configured for each workpiece, when the preset clamping pressure threshold value is reached, the monitoring terminal sends out an early warning, and the user stops clamping operation, so that the condition that the workpiece is damaged by excessive clamping operation or falls off in the workpiece processing process caused by insufficient clamping can be avoided.
In the specific implementation processing process, the vibrator can be started, the vibration generated by the vibrator can act on the collecting shell, the scrap iron generated by processing can directly fall into the inclined collecting shell, and the scrap iron can automatically slide into the collecting box along the inclined surface through the vibrator, so that the scrap iron is effectively collected, and the influence on the work is avoided;
and after the clamping, can remove upper plate and hypoplastron, the removal of upper plate has driven the instrument of collecting shell, splint and centre gripping to effectual adjustment processing region, after the region is confirmed, rotatable second hand wheel, the rotation of second hand wheel has driven the second screw rod, makes the second screw rod rebound, the removal of second screw rod has driven the briquetting, until the top surface that makes the briquetting offsets with the bottom surface of panel, effectual hypoplastron, upper plate and collection shell locking are fixed, this process need not to dismantle the work piece, great increase the convenience.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (7)
1. The utility model provides a clamping device for machine-building which characterized in that: comprises a panel (1), an upper plate (2), a lower plate (3) and a collecting shell (4), wherein a through hole (13) is formed in the center of the panel (1), the upper plate (2) is arranged at the upper end of the panel (1), the lower plate (3) is arranged at the lower end of the panel (1), a connecting rod (12) is arranged in the through hole (13), the upper end of the connecting rod (12) is arranged on the upper plate (2), the lower end of the connecting rod is arranged on the lower plate (3), the collecting shell (4) is arranged at the upper end of the upper plate (2), the collecting shell (4) is arranged in an inclined manner, the bottom surface of the collecting shell (4) protrudes to form a parallel fixing part, the fixing part is arranged on the surface of the upper plate (2), an opening of the collecting shell (4) extends to the outer side of the panel, a collecting box (22) is arranged, a vibrator (19) is arranged on the outer wall surface of the collecting shell (4, the lower end of the fixing plate (7) is mounted on the upper plate (2), the clamping plate (5) is arranged inside the collecting shell (4), the fixing plate (7) is provided with an adjusting mechanism for driving the clamping plate to move, the surface of the lower plate (3) is provided with a groove (17), and the groove (17) is internally provided with a locking mechanism for fixing the lower plate.
2. The clamping device for machine building according to claim 1, characterized in that: adjustment mechanism all includes first screw rod (8), first hand wheel (9), bearing (6) and locating lever (11), bearing (6) are all embedded to be installed on the lateral surface of splint (5), fixed plate (7) are just all equipped with first screw hole to the inner circle department of bearing, the equal threaded connection of first screw rod (8) is in first screw hole, first screw rod (8) one end is all installed in the inner circle of bearing (6), first hand wheel (9) are all installed on the other end of first screw rod (8), locating lever (11) are installed on splint (5), fixed plate (7) and collection shell (4) are just all equipped with the locating hole to locating lever department, locating lever (11) one end all passes the locating hole setting.
3. The clamping device for machine building according to claim 1, characterized in that: the locking mechanism comprises a second screw rod (14), a pressing block (16) and a second hand wheel (15), a second screw hole is formed in the bottom surface of the groove (17), the second screw rod (14) is connected in the second screw hole in a threaded mode, the pressing block (16) is installed at the upper end of the second screw rod, anti-skidding lines are arranged on the top surface of the pressing block (16), the anti-skidding lines are abutted to the bottom surface of the panel (1), and the second hand wheel (15) is installed at the lower end of the second screw rod (14).
4. The clamping device for machine building according to claim 1, characterized in that: panel (1), upper plate (2) and hypoplastron (3) all are the circular structure setting, and the curb plate is all installed to the both sides of panel (1).
5. The clamping device for machine building according to claim 1, characterized in that: the end face of the opening of the collecting shell (4) protrudes downwards to form a fixing part (21), one side face of the collecting box (22) is abutted against the fixing part (21) and is locked and fixed by screwing a bolt by hand.
6. The clamping device for machine building according to claim 1, characterized in that: the clamping plate (5) comprises a clamping plate base and a rubber layer in threaded connection with the clamping plate base, and anti-skid lines are uniformly distributed on the surface of the rubber layer.
7. The clamping device for machine building according to claim 6, wherein: a film type pressure sensor is arranged between the clamping plate base and the rubber layer and used for monitoring the clamping pressure and realizing the feedback of the clamping pressure through the Bluetooth communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110474394.4A CN113084732A (en) | 2021-04-29 | 2021-04-29 | Clamping device for machine-building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110474394.4A CN113084732A (en) | 2021-04-29 | 2021-04-29 | Clamping device for machine-building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113084732A true CN113084732A (en) | 2021-07-09 |
Family
ID=76680618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110474394.4A Pending CN113084732A (en) | 2021-04-29 | 2021-04-29 | Clamping device for machine-building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113084732A (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013191895A1 (en) * | 2012-06-19 | 2013-12-27 | Nomis Llc | Adjustable doweling jig |
| CN204504398U (en) * | 2015-04-03 | 2015-07-29 | 张惠瑜 | With the Washing machine wave plate edge-neatening apparatus of product and garbage collection |
| EP3159551A1 (en) * | 2015-10-23 | 2017-04-26 | Philipp GmbH | Clamping device |
| CN107932127A (en) * | 2017-12-27 | 2018-04-20 | 湖北三叶机电制造股份有限公司 | A kind of adjustable work piece holder |
| CN108526615A (en) * | 2018-05-23 | 2018-09-14 | 盐城恒发精密齿轮有限公司 | A kind of Worm and screw processing grinding milling |
| CN108637394A (en) * | 2018-05-31 | 2018-10-12 | 徐见 | A kind of device for cutting steel plate |
| CN208034163U (en) * | 2018-03-16 | 2018-11-02 | 乐山博思半导体有限公司 | A kind of work pieces process fixing device |
| CN209424996U (en) * | 2018-12-04 | 2019-09-24 | 邹平天晟金属科技有限公司 | A kind of positioning compression device for gearbox front housing body |
| CN209698146U (en) * | 2019-03-06 | 2019-11-29 | 泰州赛星电子有限公司 | A kind of bayonet jig cutter device |
| CN210756478U (en) * | 2019-08-05 | 2020-06-16 | 涿州市鑫恒生机械有限公司 | Workpiece clamp for horizontal milling machine |
| CN210938972U (en) * | 2019-11-29 | 2020-07-07 | 盐城科宇机械制造有限公司 | Part fixing mechanism for machining of mechanical equipment |
| CN212240105U (en) * | 2020-05-09 | 2020-12-29 | 昆山骏凝精密机械有限公司 | Positioning device for drilling of metal products |
| CN212311480U (en) * | 2020-05-26 | 2021-01-08 | 苏州兆源机械制造有限公司 | Make things convenient for frock clamp of piece clearance |
| CN212496727U (en) * | 2020-05-30 | 2021-02-09 | 苏州威达智电子科技有限公司 | Machining table for machining parts |
| CN212552753U (en) * | 2020-05-18 | 2021-02-19 | 温州点点点工业设计有限公司 | Clamp with large clamping range for machining |
| CN112427699A (en) * | 2020-11-11 | 2021-03-02 | 陶寿松 | Drilling equipment for building pipe machining |
-
2021
- 2021-04-29 CN CN202110474394.4A patent/CN113084732A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013191895A1 (en) * | 2012-06-19 | 2013-12-27 | Nomis Llc | Adjustable doweling jig |
| CN204504398U (en) * | 2015-04-03 | 2015-07-29 | 张惠瑜 | With the Washing machine wave plate edge-neatening apparatus of product and garbage collection |
| EP3159551A1 (en) * | 2015-10-23 | 2017-04-26 | Philipp GmbH | Clamping device |
| CN107932127A (en) * | 2017-12-27 | 2018-04-20 | 湖北三叶机电制造股份有限公司 | A kind of adjustable work piece holder |
| CN208034163U (en) * | 2018-03-16 | 2018-11-02 | 乐山博思半导体有限公司 | A kind of work pieces process fixing device |
| CN108526615A (en) * | 2018-05-23 | 2018-09-14 | 盐城恒发精密齿轮有限公司 | A kind of Worm and screw processing grinding milling |
| CN108637394A (en) * | 2018-05-31 | 2018-10-12 | 徐见 | A kind of device for cutting steel plate |
| CN209424996U (en) * | 2018-12-04 | 2019-09-24 | 邹平天晟金属科技有限公司 | A kind of positioning compression device for gearbox front housing body |
| CN209698146U (en) * | 2019-03-06 | 2019-11-29 | 泰州赛星电子有限公司 | A kind of bayonet jig cutter device |
| CN210756478U (en) * | 2019-08-05 | 2020-06-16 | 涿州市鑫恒生机械有限公司 | Workpiece clamp for horizontal milling machine |
| CN210938972U (en) * | 2019-11-29 | 2020-07-07 | 盐城科宇机械制造有限公司 | Part fixing mechanism for machining of mechanical equipment |
| CN212240105U (en) * | 2020-05-09 | 2020-12-29 | 昆山骏凝精密机械有限公司 | Positioning device for drilling of metal products |
| CN212552753U (en) * | 2020-05-18 | 2021-02-19 | 温州点点点工业设计有限公司 | Clamp with large clamping range for machining |
| CN212311480U (en) * | 2020-05-26 | 2021-01-08 | 苏州兆源机械制造有限公司 | Make things convenient for frock clamp of piece clearance |
| CN212496727U (en) * | 2020-05-30 | 2021-02-09 | 苏州威达智电子科技有限公司 | Machining table for machining parts |
| CN112427699A (en) * | 2020-11-11 | 2021-03-02 | 陶寿松 | Drilling equipment for building pipe machining |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208083914U (en) | Adjustable support clamping device and its backing plate | |
| CN113084732A (en) | Clamping device for machine-building | |
| CN213672268U (en) | Servo electric tapping machine with adjusting function for processing aluminum profile support | |
| CN213869517U (en) | Anti-loosening glass support clamp | |
| CN209830957U (en) | Milling clamp for machining numerical control die parts | |
| CN210525255U (en) | Fixed frock of pvc board usefulness of punching | |
| CN210968447U (en) | Polishing positioning plate with waste recovery device | |
| CN211867532U (en) | Auxiliary operation platform for machining of mechanical equipment | |
| CN213614310U (en) | Drilling equipment is used in new energy automobile production | |
| CN215545467U (en) | Article corner processing burring cutter | |
| CN219170306U (en) | Pneumatic clamp | |
| CN220698303U (en) | Frock is used in processing of lead screw bolster bearing frame | |
| CN217831924U (en) | Mechanical workpiece drilling device | |
| CN212265222U (en) | Fixing device is used in milling machine processing | |
| CN215548155U (en) | Frock is placed in processing of dysmorphism work piece | |
| CN219445027U (en) | Workbench for die carrier machining | |
| CN213730518U (en) | Auxiliary mechanical fixture of numerical control machine tool | |
| CN218050363U (en) | Lathe positioning processing device for eccentric cylindrical workpiece | |
| CN216828178U (en) | High-smoothness porous filter cover plate punching device | |
| CN211516837U (en) | Flitch under assembled lathe | |
| CN211100929U (en) | Car plaque plastic is equipped | |
| CN218503871U (en) | Bracket boring tool | |
| CN212735085U (en) | Die clamping jig of turning and milling composite machine tool | |
| CN217617999U (en) | Keyseat clamp | |
| CN214685310U (en) | Special-shaped workpiece fixture mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210709 |
|
| RJ01 | Rejection of invention patent application after publication |