CN209811936U - Automatic chamfering equipment for panel glass - Google Patents
Automatic chamfering equipment for panel glass Download PDFInfo
- Publication number
- CN209811936U CN209811936U CN201920521856.1U CN201920521856U CN209811936U CN 209811936 U CN209811936 U CN 209811936U CN 201920521856 U CN201920521856 U CN 201920521856U CN 209811936 U CN209811936 U CN 209811936U
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- panel glass
- positioning
- pressing
- plate
- rotating
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Abstract
The utility model discloses an automatic chamfering equipment of panel glass, include: the rotating table is used for supporting the panel glass and is used for driving the panel glass to rotate; the pressing device is provided with a pressing part which can vertically move and horizontally rotate, and the pressing part is used for pressing the panel glass on the turntable; the positioning device is provided with a first positioning component arranged at the transverse position of the rotating table and a second positioning component arranged at the longitudinal position of the rotating table; and the two groups of chamfering devices are arranged at equal intervals by taking the rotating platform as a center. The utility model provides an automatic chamfering apparatus of panel glass is rotation center through rotating the platform to the grinding part of chamfering device is the radius, rotates panel glass, can realize the chamfering work of two angles of while counter plate glass, has the advantage that the machining precision is high, can effectively reduce panel glass's chamfer time, improves panel glass's productivity, and positioner counter plate glass's location position is adjustable, increases chamfering apparatus's application range, has practiced thrift the cost.
Description
Technical Field
The utility model relates to a glass chamfering equipment field especially indicates an automatic chamfering equipment of panel glass.
Background
The glass chamfering machine is one of the common devices for producing the panel glass of the range hood. In the manufacturing enterprise of lampblack absorber, in order to increase the beauty of panel glass of the lampblack absorber, the panel glass of the lampblack absorber is prevented from hurting users in the using and installing processes, chamfering needs to be carried out on the panel glass of the lampblack absorber, in the existing glass chamfering machine, the chamfering which is larger than 5mm can be poured out, the chamfering which is smaller than 1 mm-5 mm is manually operated by technical workers, the polishing precision and quality of the manual polishing mode are influenced by the capability and quality of operators, therefore, the error is large, and higher labor cost is achieved.
The specification of Chinese patent publication No. CN106425731B discloses a quick chamfer device of panel, including gear, elevating platform and spacing clamp plate, the gear has four, and four gear levels set up on four angles of same horizontal plane rectangle, four the equal transmission in same chain in the outside of gear, the monolithic lower part fixedly connected with chamfer mechanism of chain under the chain, the elevating platform sets up under four gears formation planes, spacing clamp plate sets up the intermediate position in four gears formation plane areas. This quick chamfer device of panel can chamfer four sides of a panel simultaneously through the chamfer mechanism that sets up on four gears and the chain that set up. The applicant found that: the above mentioned reference documents also relate to a chamfering device for sheet material, but the technical solution is not suitable for solving the technical problems proposed in the present application.
Disclosure of Invention
In view of the above, the present invention is directed to an automatic chamfering apparatus for panel glass, which is used to solve all or one of the problems of the related art.
Based on above-mentioned purpose the utility model provides a pair of automatic chamfer equipment of panel glass, include:
the rotating table is used for supporting the panel glass and is used for driving the panel glass to rotate;
the pressing device is provided with a pressing part which can vertically move and horizontally rotate, and the pressing part is used for pressing the panel glass on the turntable;
the positioning device is provided with a first positioning component arranged at the transverse position of the rotating table and a second positioning component arranged at the longitudinal position of the rotating table, the first positioning component is used for positioning the transverse position of the panel glass before the glass is fixed, and the second positioning component is used for positioning the longitudinal position of the panel glass before the glass is fixed;
and the two groups of chamfering devices are arranged at equal intervals by taking the rotating table as a center, and each chamfering device comprises a moving assembly and a grinding assembly arranged on a moving part of the moving assembly.
In some optional embodiments, the rotating table includes a table, an annular slide rail is arranged in the table, an annular slide rail slider is arranged in the annular slide rail, the annular slide rail slider can move along the annular slide rail, a rotary table is arranged at the upper end of the annular slide rail slider, a gear ring is arranged at the lower end of the rotary table, a rotating motor is arranged at the lower part of the table, a rotating gear is arranged on an output shaft of the rotating motor, a transmission gear is arranged on the inner wall of the gear ring, and the rotating gear is meshed with the gear ring.
In some alternative embodiments, the upper end of the turntable is provided with a lower cushion block.
In some optional embodiments, the pressing device comprises a pressing cylinder detachably mounted at the upper part of the workbench, the pressing part is a pressing plate which is rotatably mounted at the output end of the pressing cylinder, and the rotation centerline axis of the pressing plate coincides with the rotation centerline axis of the turntable.
In some alternative embodiments, the lower end of the pressure plate for clamping is provided with an upper cushion block.
In some optional embodiments, the positioning assembly comprises a transverse cylinder and a transverse positioning plate mounted at an output end of the transverse cylinder, and an end surface of the transverse positioning plate facing the rotating table is a transverse positioning end.
In some optional embodiments, the second positioning assembly comprises a longitudinal cylinder and a longitudinal positioning plate installed at an output end of the longitudinal cylinder, and an end surface of the longitudinal positioning plate facing the rotating bar is a longitudinal positioning end.
In some alternative embodiments, the moving path of the moving assembly is longitudinally disposed.
In some alternative embodiments, the moving assembly comprises a guide rail arranged along the longitudinal direction, a screw rod is rotatably arranged in the guide rail, the guide rail is provided with a sliding plate which can slide along the guide rail, the sliding plate is provided with a driving nut which is matched with the screw rod, the end part of the guide rail is provided with a mobile motor, the output shaft of the mobile motor is connected with a screw rod, the grinding assembly comprises a first mounting plate, a second mounting plate, a chamfering motor and a grinding wheel, the first mounting plate is of an L-shaped structure, the lower end part of the first mounting plate is fixed at the upper end of the sliding plate, the second mounting plate is fixed at the side wall of the first mounting plate in a bolt connection mode, the inner wall of the mounting plate II and the side wall of the mounting plate I form an accommodating cavity which is vertically arranged, the installation of chamfer motor holds the intracavity to the bottom of chamfer motor is laminated with lateral wall vertically level end face mutually.
In some optional embodiments, the upper end of the guide rail is provided with a cover plate in a bolt connection mode, the side wall of the guide rail is provided with a through groove, the sliding plate is in a T-shaped structure, two sides of the sliding plate are provided with extending parts penetrating through the through groove, and the mounting plate is fixed at the upper end of the extending parts in a bolt connection mode.
In some optional embodiments, the cover plate is provided with a circular arc-shaped protrusion.
From the above, can see, the utility model provides an automatic chamfering equipment of panel glass is rotation center through rotating the platform to the grinding part of chamfering device is the radius, rotates panel glass, can realize the chamfering work to two angles of panel glass simultaneously, has the advantage that the machining precision is high, be applicable to 1mm ~ 5 mm's glass chamfer, can effectively reduce panel glass's chamfer time, improve panel glass's productivity, and positioner is adjustable to panel glass's location position, increase the application range of chamfering equipment, and the cost is practiced thrift.
Drawings
FIG. 1 is a front view of an automatic chamfering apparatus for panel glass according to an embodiment of the present invention;
FIG. 2 is a side view of an automatic chamfering apparatus for panel glass according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of an automatic chamfering apparatus for panel glass according to an embodiment of the present invention;
fig. 4 is a schematic view of a connection relationship between the turntable and the pressing device according to the embodiment of the present invention;
FIG. 5 is a schematic structural view of a chamfering device according to an embodiment of the present invention;
FIG. 6 is a schematic view of a connection relationship of the chamfering device according to an embodiment of the present invention;
fig. 7 is the utility model discloses a working principle sketch map of the automatic chamfer equipment of panel glass.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings.
As an embodiment, the utility model provides an automatic chamfer equipment of panel glass, include:
the rotating table is used for supporting the panel glass and drives the panel glass to rotate clockwise when the panel glass is chamfered;
the pressing device is provided with a pressing part which can vertically move and horizontally rotate, and the pressing part is used for pressing the panel glass on the turntable;
the positioning device is provided with a first positioning component arranged at the transverse position of the rotating table and a second positioning component arranged at the longitudinal position of the rotating table, the first positioning component is used for positioning the transverse position of the panel glass before the glass is fixed, and the second positioning component is used for positioning the longitudinal position of the panel glass before the glass is fixed;
and the two groups of chamfering devices are arranged at equal intervals by taking the rotating table as a center, and each chamfering device comprises a moving assembly and a grinding assembly arranged on a moving part of the moving assembly.
As shown in fig. 1 to 7, as an embodiment of the present invention, an automatic chamfering apparatus for panel glass includes: the glass chamfering machine comprises a rack, wherein a rotating table 1, a pressing device 2, a positioning device 3 and two groups of chamfering devices 4 are arranged on the rack, the rotating table 1 is arranged on the working end face of the rack, the pressing device 2 is arranged above the rotating table 1, the positioning devices 3 are arranged around the rotating table 1, the chamfering devices 4 are symmetrically arranged at the left part and the right part of the rotating table 1, the rotating table 1 is used for supporting panel glass, the rotating center of the rotating table 1 is vertical to the horizontal plane, and the rotating table 1 drives the panel glass to rotate clockwise when the panel glass is chamfered; the pressing device 2 is provided with a pressing part which can move vertically and rotate horizontally, the pressing part is used for pressing the panel glass on the turntable 14, and the panel glass rotates when the rotating table 1 works; the positioning device 3 is provided with a first positioning component and a second positioning component which is arranged at the longitudinal position of the rotating table 1, the first positioning component is used for positioning the transverse position of the panel glass before the glass is fixed, and the second positioning component is used for positioning the longitudinal position of the panel glass before the glass is fixed; two sets of chamfering device 4 to the revolving stage 1 sets up in the left and right sides of frame as the equidistance in the center, and chamfering device 4 includes the removal subassembly and sets up the grinding subassembly in the removal portion of removal subassembly.
Particularly, operating personnel places panel glass on the revolving stage 1, through locating component one and locating component two, make panel glass's horizontal position and longitudinal position fix a position, closing device 2 works after that, the panel glass on the revolving stage 1 is fixed to the portion that compresses tightly, after panel glass is fixed, remove subassembly and grinding subassembly work, the grinding subassembly of one side removes the horizontal terminal surface to panel glass, the grinding subassembly of opposite side removes the longitudinal end surface to panel glass, the revolving stage 1 drives panel glass forward rotation after that, the removal orbit that makes two angles of panel glass is the circular arc, thereby the chamfer has been realized.
Summarizing, this application is through rotating platform 1 for anticlockwise rotation center to the grinding part of chamfer device 4 is the radius, carries out anticlockwise rotation with panel glass, can realize the chamfer work to two angles of panel glass simultaneously, can reduce panel glass's chamfer time, improves panel glass's productivity, and positioner 3 is adjustable to panel glass's location position, increases the application range of chamfer equipment, has practiced thrift the cost.
In an optional embodiment, the rotating table 1 includes a working table 11, the working table 11 is mounted on the frame by means of a bolt connection, an annular slide rail 12 is disposed in the working table 11, an annular slide rail slider 13 is mounted in the annular slide rail 12, the annular slide rail slider 13 can move along the annular slide rail 12, a rotating table 14 is mounted at an upper end portion of the annular slide rail slider 13, a gear ring 15 is mounted at a lower end portion of the rotating table 14, a central line axis of the gear ring 15 coincides with a central line axis of the annular slide rail 12, a rotating motor 16 is mounted at a lower portion of the working table 11, a rotating gear 17 is mounted on an output shaft of the rotating motor 16, transmission teeth are disposed on an inner wall of the gear ring 15, the rotating gear 17 is meshed with the. When the rotating motor 16 works, the output shaft of the rotating motor 16 drives the rotating gear 17 to rotate, the rotating gear 17 drives the gear ring 15 to rotate, the gear ring 15 drives the turntable 14 to rotate, and the turntable 14 drives the panel glass to rotate.
In an alternative embodiment, the pressing device 2 includes a pressing cylinder 21, the pressing cylinder 21 is mounted on the upper portion of the working table 11 by means of bolts, the pressing portion is a pressing plate 22, the pressing plate 22 is mounted on the output end of the pressing cylinder 21 by means of bearings, and the rotation centerline axis of the pressing plate 22 coincides with the rotation centerline axis of the turntable 14. During the use, compress tightly cylinder 21 work, compress tightly the output of cylinder 21 and drive clamp plate 22 and remove, and clamp plate 22 will be horizontally placed the panel glass on carousel 14 and fixed by the portion that compresses tightly to when panel glass rotates, clamp plate 22 rotates along with panel glass.
Preferably, the lower end of the pressure plate 22 for clamping is provided with an upper pad 23. In the present application, the top pad 23 may be made of an elastic material, such as rubber, silicone, plastic, etc.
In an alternative embodiment, the positioning assembly includes a transverse cylinder 31 and a transverse positioning plate 32 mounted at the output end of the transverse cylinder 31 by means of bolts, the end surface of the transverse positioning plate 32 facing the turntable 1 is a transverse positioning end, and the transverse cylinder 31 is mounted on the worktable 11. The second positioning component comprises a longitudinal cylinder 33 and a longitudinal positioning plate 34 which is installed at the output end of the longitudinal cylinder 33 in a bolt connection mode, and the end face, facing the rotating strip, of the longitudinal positioning plate 34 is a longitudinal positioning end. Wherein, the horizontal heights of the transverse positioning end and the longitudinal positioning end are higher than the horizontal height of the upper end surface of the turntable 14; the output end of the transverse cylinder 31 drives the transverse positioning plate 32 to move, so that the transverse positioning of the panel glass is realized; the output end of the longitudinal cylinder 33 drives the longitudinal positioning to move, so that the longitudinal positioning of the panel glass is realized, the panel glass can be accurately positioned, and the chamfering precision of the panel glass is improved.
In the present application, the moving path of the moving assembly may be in any direction, for example, the moving path is arranged in a transverse direction or a longitudinal direction, but the moving path preferred in the present application is arranged in a longitudinal direction, and the grinding assembly arranged along the longitudinal moving path is adopted, so that the stress angle of the panel glass is changed, the impact force of the grinding wheel 48 on the corner of the panel glass can be reduced, the integrity of the panel glass is ensured, and the over-cutting phenomenon of the grinding wheel 48 can also be avoided.
Further, the moving assembly comprises a guide rail 41 arranged along the longitudinal direction, a screw rod 42 is arranged in the guide rail 41 in a bearing connection mode, a sliding plate 43 capable of sliding along the guide rail 41 is arranged on the guide rail 41, a driving nut matched with the screw rod 42 is arranged on the sliding plate 43, a moving motor 44 is arranged at the end part of the guide rail 41, an output shaft of the moving motor 44 is connected with the screw rod 42, the grinding assembly comprises a first mounting plate 45 and a second mounting plate 46, chamfer motor 47 and emery wheel 48, mounting panel 45 is L shape structure, the lower tip of mounting panel 45 passes through the bolt fastening in the upper end of slide 43, mounting panel two 46 pass through bolted connection's mode to be fixed at the lateral wall of mounting panel 45, the inner wall of mounting panel two 46 forms one with the lateral wall of mounting panel 45 and holds the chamber, hold the chamber and follow vertical setting, the installation of chamfer motor 47 holds the intracavity to the bottom and the lateral wall vertically horizontal terminal surface of chamfer motor 47 are laminated mutually. When the moving motor 44 works, the output shaft of the moving motor 44 drives the screw rod 42 to rotate, the screw rod 42 drives the sliding plate 43 to move, the sliding plate 43 drives the chamfering motor 47 to move, and the chamfering motor 47 drives the grinding wheel 48 to move, so that the control of the arc radius is realized; it is convenient to hold the chamber and dismantle, and it is convenient to dismantle, and the operating personnel of being convenient for is to the debugging of chamfer motor 47 output shaft position.
In order to prolong the service life of the guide rail 41, a cover plate 49 is mounted at the upper end of the guide rail 41 in a bolt connection mode, a through groove is formed in the side wall of the guide rail 41, the sliding plate 43 is in a T-shaped structure, extending portions 43a which penetrate through the through groove and extend upwards are arranged on two sides of the sliding plate 43, and the first mounting plate 45 is fixed at the upper ends of the extending portions 43a in a bolt connection mode. When the chamfer is ground, the cover plate 49 can prevent waste particles from falling into the guide rail 41, so that the abrasion of the guide rail 41 in use is reduced, and the service life of the guide rail 41 is prolonged.
Further, in order to prolong the service life of the guide rail 41, the cover plate 49 is provided with a circular arc-shaped protrusion 49 a. When the waste particles fall onto the cover plate 49, they can slide off from both sides of the cover plate 49 through the arc protrusions.
When the glass panel chamfering machine is used, the transverse cylinder 31 and the longitudinal cylinder 33 work, the output end of the transverse cylinder 31 drives the transverse positioning plate 32 to move to a set position, the output end of the longitudinal cylinder 33 drives the longitudinal positioning plate 34 to move to the set position, then an operator places panel glass on the turntable 14 and attaches the transverse end face of the panel glass to the transverse positioning end, the longitudinal end face of the panel glass is attached to the longitudinal positioning end, at the moment, the pressing cylinder 21 works, the output end of the pressing cylinder 21 moves to a set height to drive the pressing plate 22 to move, the pressing plate 22 fixes the panel glass, then the chamfering motor 47 works, the output shaft of the chamfering motor 47 drives the grinding wheel 48 to rotate, the grinding wheel 48 on the left side of the rack moves to the first tangential point (point A) of the panel glass, the grinding wheel 48 on the right side of the rack moves to the fourth tangential point (point G, an output shaft of a rotating motor 16 drives a rotating gear 17 to rotate, the rotating gear 17 drives a gear ring 15 to rotate, the gear ring 15 drives a rotary table 14 to rotate, the rotary table 14 drives the panel glass to rotate clockwise, meanwhile, in order to avoid the over-cutting phenomenon of the grinding wheels 48 on two sides in the chamfering process, the left side drives the grinding wheel 48 to move backwards for a certain distance in real time, so that the grinding wheel is cut out from a first cut-out point (point B) of the panel glass finally, a track formed by the left side grinding wheel 48 facing a first corner of the panel glass is 1/4 circular arc, the right side grinding wheel 48 moves backwards for a certain distance in real time, so that the grinding wheel is cut out from a fourth cut-out point (point H) of the panel glass finally, a track formed by the right side grinding wheel 48 facing a second corner of the panel glass is 1/4 circular arc, wherein the radius value of the circular arc is the required radius value of the chamfering, the rotating motor 16 stops working, and the operator takes the panel glass down to complete the chamfering work.
The utility model provides an automatic chamfering equipment of panel glass, be rotation center through rotating platform 1, use the grinding part of chamfering device 4 as the radius, it is rotatory with panel glass, can realize the chamfer work at two angles of while counter plate glass, the advantage that has the machining precision height, be applicable to 1mm ~ 5 mm's glass chamfer, can effectively reduce panel glass's chamfer time, improve panel glass's productivity, and 3 counter plate glass's of positioner position is adjustable, increase the application range of chamfering equipment, and the cost is saved.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also technical features in the above embodiments or in different embodiments can be combined, steps can be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
Claims (10)
1. The utility model provides an automatic chamfer equipment of panel glass which characterized in that includes:
the rotating table is used for supporting the panel glass and is used for driving the panel glass to rotate;
the pressing device is provided with a pressing part which can vertically move and horizontally rotate, and the pressing part is used for pressing the panel glass on the turntable;
the positioning device is provided with a first positioning component arranged at the transverse position of the rotating table and a second positioning component arranged at the longitudinal position of the rotating table, the first positioning component is used for positioning the transverse position of the panel glass before the glass is fixed, and the second positioning component is used for positioning the longitudinal position of the panel glass before the glass is fixed;
and the two groups of chamfering devices are arranged at equal intervals by taking the rotating table as a center, and each chamfering device comprises a moving assembly and a grinding assembly arranged on a moving part of the moving assembly.
2. The automatic chamfering device for panel glass according to claim 1, wherein the rotating table comprises a workbench, an annular slide rail is arranged in the workbench, an annular slide rail slider is arranged in the annular slide rail and can move along the annular slide rail, a rotary table is arranged at the upper end of the annular slide rail slider, a gear ring is arranged at the lower end of the rotary table, a rotating motor is arranged at the lower part of the workbench, a rotating gear is arranged on an output shaft of the rotating motor, transmission teeth are arranged on the inner wall of the gear ring, and the rotating gear is meshed with the gear ring.
3. The automatic chamfering apparatus for panel glass according to claim 2, wherein the turntable is provided at an upper end thereof with a lower pad.
4. The automatic chamfering apparatus for panel glass according to claim 1, wherein the pressing means includes a pressing cylinder detachably installed at an upper portion of the work table, the pressing portion is a pressing plate rotatably installed at an output end of the pressing cylinder, and a centerline axis of the pressing plate rotation coincides with a centerline axis of the turntable rotation.
5. The automatic chamfering apparatus for panel glass according to claim 4, wherein the lower end portion of the pressing plate for clamping is provided with an upper cushion block.
6. The automatic chamfering device for panel glass according to claim 1, wherein the positioning assembly comprises a transverse cylinder and a transverse positioning plate mounted at an output end of the transverse cylinder, and an end surface of the transverse positioning plate facing the rotating table is a transverse positioning end.
7. The automatic chamfering device for panel glass according to claim 6, wherein the second positioning assembly comprises a longitudinal cylinder and a longitudinal positioning plate installed at an output end of the longitudinal cylinder, and an end surface of the longitudinal positioning plate facing the rotating bar is a longitudinal positioning end.
8. The automatic chamfering apparatus for panel glass according to claim 1, wherein a moving path of the moving assembly is disposed in a longitudinal direction.
9. The automatic chamfering apparatus for panel glass according to claim 8, wherein the moving assembly includes a guide rail disposed in a longitudinal direction, a screw rod is rotatably arranged in the guide rail, the guide rail is provided with a sliding plate which can slide along the guide rail, a driving nut matched with the screw rod is arranged on the sliding plate, a moving motor is arranged at the end part of the guide rail, the output shaft of the moving motor is connected with the screw rod, the grinding assembly comprises a first mounting plate, a second mounting plate, a chamfering motor and a grinding wheel, the lower end part of the first mounting plate is fixed at the upper end of the sliding plate through a bolt, the second mounting plate is fixed at the side wall of the first mounting plate through a bolt connection mode, the inner wall of the mounting plate II and the side wall of the mounting plate I form an accommodating cavity which is vertically arranged, the installation of chamfer motor holds the intracavity to the bottom of chamfer motor is laminated with lateral wall vertically level end face mutually.
10. The automatic chamfering device for panel glass according to claim 9, wherein a cover plate is installed at the upper end of the guide rail by means of bolts, the side wall of the guide rail is provided with a through groove, the sliding plate is in a T-shaped structure, the two sides of the sliding plate are provided with extending parts passing through the through groove, and the first mounting plate is fixed at the upper end of the extending parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920521856.1U CN209811936U (en) | 2019-04-17 | 2019-04-17 | Automatic chamfering equipment for panel glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920521856.1U CN209811936U (en) | 2019-04-17 | 2019-04-17 | Automatic chamfering equipment for panel glass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209811936U true CN209811936U (en) | 2019-12-20 |
Family
ID=68880314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920521856.1U Expired - Fee Related CN209811936U (en) | 2019-04-17 | 2019-04-17 | Automatic chamfering equipment for panel glass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209811936U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968139A (en) * | 2019-04-17 | 2019-07-05 | 安徽工程大学 | A kind of face glass automatic chamfering equipment |
-
2019
- 2019-04-17 CN CN201920521856.1U patent/CN209811936U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968139A (en) * | 2019-04-17 | 2019-07-05 | 安徽工程大学 | A kind of face glass automatic chamfering equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 Termination date: 20200417 |
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| CF01 | Termination of patent right due to non-payment of annual fee |