CN201537835U - Upright treatment device for polishing and face-lifting inner and external walls of open drums - Google Patents
Upright treatment device for polishing and face-lifting inner and external walls of open drums Download PDFInfo
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- CN201537835U CN201537835U CN2009202683638U CN200920268363U CN201537835U CN 201537835 U CN201537835 U CN 201537835U CN 2009202683638 U CN2009202683638 U CN 2009202683638U CN 200920268363 U CN200920268363 U CN 200920268363U CN 201537835 U CN201537835 U CN 201537835U
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- bucket
- brush
- inwall
- wall
- grinding process
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Abstract
The utility model discloses an upright treatment device for polishing and face-lifting inner and external wall of stand, aiming at providing a device which can polish the external and inner walls simultaneously and can change along with the various forms of external wall when the external wall is polished, wherein a brush can be stretchable when the inner wall is polished. The device comprises a main machine frame, an inner wall polishing mechanism and an external wall polishing mechanism; a barrel rotate mechanism is installed at the upper part of the main machine frame; and the barrel rotate comprises a barrel hanging frame, a clamping tool, a barrel rotate electric machine and a barrel hanging frame lifting mechanism fixed between the barrel hanging frame and the main machine frame. The external wall polishing mechanism comprises a brush head, a brush axel, an external wall polishing electric machine, a first connection board and a second connection board in parallel with each other, a resetting spring, a rotate axel and a spring contact board. The inner wall polishing mechanism comprises an inner wall polishing electric machine and an inner brush assembly. The device can finish polishing of inner and external walls by one process, thereby saving working procedure and improving production efficiency.
Description
Technical field
The utility model relates to a kind of vertical stand inside and outside wall polishing renovation treating apparatus.
Background technology
In waste and old steel drum renovation processing procedure, need carry out sanding and polishing to the inner and outer wall of bucket.Because bucket has the twice reinforcement on the outer wall, simultaneously, a bucket outer wall in use causes uneven, is not a regular circular, therefore, needs workpiece polishing mechanism to have the function that the variation with the outer wall shape changes when the polishing outer wall.At present, in order to achieve the above object, developed horizontal bucket outer wall polishing mechanism.Horizontal steel barrel bung horizontal positioned, flue dust flies upward in polishing, the polishing process, is unfavorable for environmental protection.At present, in order to overcome above-mentioned shortcoming, developed vertical bucket wall polishing system, but this vertical bucket wall polishing system can only be used for the grinding process of barrel inwall, can't carry out the grinding process of barrel outer wall, causes the increase of production process, increase investment, reduced production efficiency.Head size is less than the barrel cavity size, but since brush and bucket not on same axis, the decline resistance of bucket is still very big.
The utility model content
The utility model is in order to overcome weak point of the prior art, provide a kind of and can carry out grinding process to bucket inwall and bucket outer wall simultaneously, can change the vertical stand inside and outside wall polishing renovation treating apparatus that brush can stretch during the inwall polishing during outer wall polishing with the variation of outer wall shape.
The utility model is achieved through the following technical solutions:
A kind of vertical stand inside and outside wall polishing renovation treating apparatus, it is characterized in that, comprise mainframe, inwall grinding process mechanism and outer wall grinding process mechanism, be provided with a barrel rotating mechanism on the top of mainframe, on mainframe, be provided with inwall grinding process mechanism, on mainframe, be provided with outer wall grinding process mechanism with the corresponding position of bucket outer wall with the corresponding position of bucket inwall; Described bucket rotating mechanism comprises well-bucket frame, jig, bucket electric rotating machine, well-bucket frame lift drive mechanism, on the described well-bucket frame jig is installed, described jig by transmission mechanism be fixed on the well-bucket frame on the bucket electric rotating machine be connected, well-bucket frame lift drive mechanism is installed between described well-bucket frame and the mainframe;
Described inwall grinding process mechanism comprises inwall polishing motor and inwall brush assembly, described inwall brush assembly comprises a plurality of brushes unit that is provided with along same circumference, the external hollow sleeve, interior cannulated sleeve, interior cannulated sleeve telescopic drive mechanism, back-moving spring, first terminal pad, second terminal pad and identical with the brush element number by first connecting rod, the brush telescopic drive mechanism that second connecting rod and third connecting rod are formed, first connecting rod in the described brush telescopic drive mechanism is fixedlyed connected with second connecting rod, described second connecting rod and third connecting rod are hinged, cannulated sleeve is positioned at the external hollow sleeve inner in described, the cannulated sleeve upper end is provided with first terminal pad in described, be rotatably connected between described first terminal pad and the interior cannulated sleeve, the described first connecting rod and first terminal pad are hinged, described third connecting rod is fixedlyed connected with external hollow sleeve upper end, between first terminal pad and external hollow sleeve, be provided with the back-moving spring of cannulated sleeve outside in being enclosed within, the lower end of cannulated sleeve is connected with interior cannulated sleeve telescopic drive mechanism in described, described external hollow sleeve is connected with inwall polishing motor by transmission mechanism, the lower end of described external hollow sleeve second terminal pad that has been rotatably connected, described second terminal pad is fixedlyed connected with mainframe; Described inwall brush assembly is the decentraction setting with bucket, contacts with the bucket inwall with the brush unit of the corresponding side in outer wall grinding process unit in the described inwall brush assembly.
Described outer wall grinding process mechanism comprises brush head, the brush axle, outer wall polishing motor, first connecting plate parallel to each other and second connecting plate, back-moving spring, turning cylinder and spring touch panel, described first connecting plate, one side is equipped with brush axle and outer wall polishing motor, the opposite side of described first connecting plate is fixed with the spring touch panel, with on second connecting plate of spring touch panel relevant position the back-moving spring that is connected with the spring touch panel is installed, described turning cylinder one end and second connecting plate are rotatably connected, the other end of described turning cylinder is fixedlyed connected with first connecting plate, described second connecting plate is fixed on the mainframe, described outer wall polishing motor is connected with described brush axle by transmission mechanism, and the end of described brush axle is fixed with brush head.
Described well-bucket frame lift drive mechanism comprises the lifting motor that is fixed on the mainframe, described lifting motor is connected with elevating screw by transmission mechanism, described elevating screw is threaded with the well-bucket frame, is provided with the guiding mechanism of being made up of guide pillars and bushes between well-bucket frame and mainframe.
Be provided with the barrel of the upper shed of fixedlying connected with gripper shoe in mainframe middle part and the corresponding position of jig, described gripper shoe and external hollow sleeve outside are rotatably connected, a plurality of brushes unit in brush head in the outer wall grinding process mechanism and the inwall grinding process mechanism is positioned at barrel inside, and described barrel is provided with the dirt clean-up port.
Cannulated sleeve telescopic drive mechanism is for driving cylinder in described, and described driving cylinder is connected with interior cannulated sleeve by draw back plate.
Described jig is a chuck, and the dwang of described chuck and being fixed between the pushing ram of the card bucket cylinder on the well-bucket frame is rotatably connected, and described dwang is connected with a bucket electric rotating machine by transmission mechanism.
First terminal pad in the described inwall grinding process mechanism is provided with bocca, in interior cannulated sleeve flame device is installed.
The utlity model has following technique effect:
1, treating apparatus of the present utility model can carry out grinding process to bucket inwall and bucket outer wall simultaneously, can change with the variation of outer wall shape during the outer wall polishing, inwall polishing and outer wall polishing are finished in same operation, saved operation, improved production efficiency, saved and produced investment.
2, device of the present utility model is when inwall is polished, and brush can shrink in bucket decline process, can stretch out during polishing, avoids brush to be obstructed in bucket decline process, and is easy to use.
3, the utility model adopts vertical structure, and the steel drum bung is downward, is convenient to the recovery of dust, waste material, has improved environment protecting.
Description of drawings
Fig. 1 is the schematic diagram of the vertical stand inside and outside wall polishing of the utility model renovation treating apparatus;
Fig. 2 is the side view of the vertical stand inside and outside wall polishing of the utility model renovation treating apparatus;
Fig. 3 is that the position between outer wall brush head, inwall brush general name assembly and the bucket concerns schematic diagram;
Fig. 4 is the cutaway view of inwall brush assembly;
Fig. 5 is the schematic diagram of outer wall grinding process mechanism;
Fig. 6 is the schematic diagram of first connecting plate in the outer wall grinding process mechanism;
Fig. 7 is the A-A cutaway view;
Fig. 8 is the schematic diagram of second connecting plate in the outer wall grinding process mechanism;
Fig. 9 is the B-B cutaway view.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in detail.
The schematic diagram of the vertical stand inside and outside wall polishing of the utility model renovation treating apparatus such as Fig. 1 comprise mainframe 16, inwall grinding process mechanism 11 and outer wall grinding process mechanism 8 to shown in Figure 9.Be provided with a barrel rotating mechanism on the top of mainframe, on mainframe, be provided with inwall grinding process mechanism, on mainframe, be provided with outer wall grinding process mechanism with the corresponding position of bucket outer wall with the corresponding position of bucket inwall.Described bucket rotating mechanism comprises well-bucket frame 2, jig 1, bucket electric rotating machine 5, well-bucket frame lift drive mechanism, on the well-bucket frame jig is installed, jig by transmission mechanism be fixed on the well-bucket frame on the bucket electric rotating machine be connected, well-bucket frame lift drive mechanism is installed between well-bucket frame and the mainframe.Wherein, well-bucket frame lift drive mechanism can be multiple version.Adopt motor-driven structure in the present embodiment.Described well-bucket frame lift drive mechanism comprises the lifting motor 7 that is fixed on the mainframe, and lifting motor 7 is connected with elevating screw 9 by transmission mechanism, and elevating screw 9 is threaded with well-bucket frame 2.In order to ensure the reliability of lifting, between well-bucket frame and mainframe, be provided with the guiding mechanism of forming by guide pillar 4 and guide pin bushing 6.Jig is a chuck in the present embodiment, and the dwang of described chuck and being fixed between the pushing ram of the card bucket cylinder 3 on the well-bucket frame is rotatably connected, and described dwang is connected with a bucket electric rotating machine by transmission mechanism.
Described inwall grinding process mechanism comprises inwall polishing motor 13 and inwall brush assembly, described inwall brush assembly comprises a plurality of brushes unit 19 that is provided with along same circumference, external hollow sleeve 27, interior cannulated sleeve 26, interior cannulated sleeve telescopic drive mechanism, back-moving spring 24, first terminal pad 21, second terminal pad 14 and identical with the brush element number by first connecting rod 20, the brush telescopic drive mechanism that second connecting rod 22 and third connecting rod 23 are formed, first connecting rod 20 in the described brush telescopic drive mechanism is fixedlyed connected with second connecting rod 22, and second connecting rod 22 is hinged with third connecting rod 23.Cannulated sleeve is positioned at the external hollow sleeve inner in described, interior cannulated sleeve 26 upper ends are provided with first terminal pad 21, first terminal pad 21 is by being rotatably connected between thrust bearing 25 and the interior cannulated sleeve, the first connecting rod 20 and first terminal pad 21 are hinged, and third connecting rod 23 is fixedlyed connected with external hollow sleeve 27 upper ends.Between first terminal pad 21 and external hollow sleeve 27, be provided with the back-moving spring 24 of cannulated sleeve outside in being enclosed within, the lower end of interior cannulated sleeve is connected with interior cannulated sleeve telescopic drive mechanism, and external hollow sleeve 27 is connected by transmission mechanism 28 and the inwall motor 13 of polishing.Fixedly connected with mainframe 16 by bearing 30 second terminal pad, 14, the second terminal pads 14 that have been rotatably connected in the lower end of external hollow sleeve 27.The flexible of interior cannulated sleeve can adopt implemented in many forms, and the interior cannulated sleeve telescopic drive mechanism in the present embodiment drives cylinder 18 and is connected with interior cannulated sleeve 26 by draw back plate 29 for driving cylinder 18.Described inwall brush assembly is the decentraction setting with bucket, contact with the bucket inwall with the brush unit of the corresponding side in outer wall grinding process unit in the described inwall brush assembly, the bucket inwall is polished, its schematic diagram as shown in Figure 3, the pending bucket of 39 expressions among the figure, the circle that 40 expressions surround along a plurality of brushes unit of same circumference setting, 41 represent the center of the circle that surrounds along a plurality of brushes unit of same circumference setting, also be the center of inwall brush assembly, the center of 42 expression buckets 39.
Described outer wall grinding process mechanism comprises brush head 31, brush axle 32, outer wall polishing motor 17, first connecting plate 36 parallel to each other and second connecting plate 37, back-moving spring 34, turning cylinder 35 and spring touch panel 33, first connecting plate, 36 1 sides are equipped with brush axle 32 and outer wall polishing motor 17, the opposite side of first connecting plate 36 is fixed with spring touch panel 33, with on second connecting plate of spring touch panel relevant position the back-moving spring 34 that is connected with the spring touch panel is installed, turning cylinder 35 1 ends and second connecting plate 37 are rotatably connected, and the other end inserts in the rotational axis hole 38 and with first connecting plate 36 fixedlys connected.Second connecting plate 37 is fixed on the mainframe 16, and outer wall polishing motor 17 is connected with brush axle 32 by transmission mechanism, and the end of brush axle 32 is fixed with brush head 31.
For the dust polluting environment that prevents to produce in the bruting process, be provided with the barrel 10 of the upper shed of fixedlying connected with gripper shoe 12 in mainframe middle part and the corresponding position of jig, gripper shoe 12 is rotatably connected with external hollow sleeve 27 outsides, a plurality of brushes unit in brush head in the outer wall grinding process mechanism and the inwall grinding process mechanism is positioned at barrel inside, and barrel is provided with dirt clean-up port 15.
When system of the present utility model is used for the steel drum preliminary treatment,, need flame because there are a lot of refuses in inside, to the processing of burning of the refuse of inside, at this moment, first terminal pad in the described inwall grinding process mechanism is provided with bocca, in interior cannulated sleeve flame device is installed.
Last bucket machine is delivered to the barrel top with bucket, and the action of card bucket cylinder drives chuck bucket is blocked.Interior cannulated sleeve telescopic drive cylinder action, cannulated sleeve, first terminal pad, first connecting rod reach the brush unit action of fixedlying connected with first connecting rod in driving, and back-moving spring is compressed.Because the first connecting rod and first terminal pad are hinged, the brush bristles of brush unit holds up, and is convenient to bucket and descends.The lifting motor action drives elevating screw, and the well-bucket frame is descended along guide pillar, and bucket drops under the barrel prescribes a time limit, and lifting motor stops.Interior cannulated sleeve telescopic drive cylinder resets, and simultaneously, back-moving spring resets, and drives first terminal pad, first connecting rod, the action of brush unit, and the brush bristles of brush unit is stretched out.The action of bucket electric rotating machine drives the bucket rotation.Simultaneously, inwall polishing motor, outer wall polishing electric motor starting, lifting motor backward rotation.Inwall polishing driven by motor external hollow sleeve, first connecting rod, second connecting rod, third connecting rod and first terminal pad rotate together, and the bucket inwall is polished.Brush axle and brush head in the outer wall polishing driven by motor outer wall grinding process mechanism are rotated, and the bucket outer wall is polished.Lifting motor drives elevating screw, and the well-bucket frame is risen along guide pillar, the diverse location of inwall grinding process mechanism and outer wall grinding process mechanism polishing bucket wall.During reinforcement on running into outer wall, reinforcement is to the active force of brush head, make first connecting plate and on brush axle, outer wall polishing motor integral body and turning cylinder on second connecting plate, rotate spring touch panel pressed home spring.Simultaneously, brush head is polished to reinforcement.Polished behind the reinforcement, under the effect of back-moving spring, first connecting plate resets.When running into rough surface, action principle is same as described above, and the elastic force of back-moving spring cooperates with turning cylinder adapts brush head and bucket outer wall shape.
Claims (6)
1. treating apparatus is renovated in a vertical stand inside and outside wall polishing, it is characterized in that, comprise mainframe, inwall grinding process mechanism and outer wall grinding process mechanism, be provided with a barrel rotating mechanism on the top of mainframe, on mainframe, be provided with inwall grinding process mechanism, on mainframe, be provided with outer wall grinding process mechanism with the corresponding position of bucket outer wall with the corresponding position of bucket inwall; Described bucket rotating mechanism comprises well-bucket frame, jig, bucket electric rotating machine, well-bucket frame lift drive mechanism, on the described well-bucket frame jig is installed, described jig by transmission mechanism be fixed on the well-bucket frame on the bucket electric rotating machine be connected, well-bucket frame lift drive mechanism is installed between described well-bucket frame and the mainframe;
Described inwall grinding process mechanism comprises inwall polishing motor and inwall brush assembly, described inwall brush assembly comprises a plurality of brushes unit that is provided with along same circumference, the external hollow sleeve, interior cannulated sleeve, interior cannulated sleeve telescopic drive mechanism, back-moving spring, first terminal pad, second terminal pad and identical with the brush element number by first connecting rod, the brush telescopic drive mechanism that second connecting rod and third connecting rod are formed, first connecting rod in the described brush telescopic drive mechanism is fixedlyed connected with second connecting rod, described second connecting rod and third connecting rod are hinged, cannulated sleeve is positioned at the external hollow sleeve inner in described, the cannulated sleeve upper end is provided with first terminal pad in described, be rotatably connected between described first terminal pad and the interior cannulated sleeve, the described first connecting rod and first terminal pad are hinged, described third connecting rod is fixedlyed connected with external hollow sleeve upper end, between first terminal pad and external hollow sleeve, be provided with the back-moving spring of cannulated sleeve outside in being enclosed within, the lower end of cannulated sleeve is connected with interior cannulated sleeve telescopic drive mechanism in described, described external hollow sleeve is connected with inwall polishing motor by transmission mechanism, the lower end of described external hollow sleeve second terminal pad that has been rotatably connected, described second terminal pad is fixedlyed connected with mainframe; Described inwall brush assembly is the decentraction setting with bucket, contacts with the bucket inwall with the brush unit of the corresponding side in outer wall grinding process unit in the described inwall brush assembly;
Described outer wall grinding process mechanism comprises brush head, the brush axle, outer wall polishing motor, first connecting plate parallel to each other and second connecting plate, back-moving spring, turning cylinder and spring touch panel, described first connecting plate, one side is equipped with brush axle and outer wall polishing motor, the opposite side of described first connecting plate is fixed with the spring touch panel, with on second connecting plate of spring touch panel relevant position the back-moving spring that is connected with the spring touch panel is installed, described turning cylinder one end and second connecting plate are rotatably connected, the other end of described turning cylinder is fixedlyed connected with first connecting plate, described second connecting plate is fixed on the mainframe, described outer wall polishing motor is connected with described brush axle by transmission mechanism, and the end of described brush axle is fixed with brush head.
2. vertical stand inside and outside wall polishing renovation treating apparatus according to claim 1, it is characterized in that, described well-bucket frame lift drive mechanism comprises the lifting motor that is fixed on the mainframe, described lifting motor is connected with elevating screw by transmission mechanism, described elevating screw is threaded with the well-bucket frame, is provided with the guiding mechanism of being made up of guide pillars and bushes between well-bucket frame and mainframe.
3. vertical stand inside and outside wall polishing renovation treating apparatus according to claim 2, it is characterized in that, be provided with the barrel of the upper shed of fixedlying connected with gripper shoe in mainframe middle part and the corresponding position of jig, described gripper shoe and external hollow sleeve outside are rotatably connected, a plurality of brushes unit in brush head in the outer wall grinding process mechanism and the inwall grinding process mechanism is positioned at barrel inside, and described barrel is provided with the dirt clean-up port.
4. vertical stand inside and outside wall polishing renovation treating apparatus according to claim 1 is characterized in that described interior cannulated sleeve telescopic drive mechanism is for driving cylinder, and described driving cylinder is connected with interior cannulated sleeve by draw back plate.
5. vertical stand inside and outside wall polishing renovation treating apparatus according to claim 1, it is characterized in that, described jig is a chuck, the dwang of described chuck and being fixed between the pushing ram of the card bucket cylinder on the well-bucket frame is rotatably connected, and described dwang is connected with a bucket electric rotating machine by transmission mechanism.
6. vertical stand inside and outside wall polishing renovation treating apparatus according to claim 1 is characterized in that, first terminal pad in the described inwall grinding process mechanism is provided with bocca, in interior cannulated sleeve flame device is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202683638U CN201537835U (en) | 2009-11-20 | 2009-11-20 | Upright treatment device for polishing and face-lifting inner and external walls of open drums |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202683638U CN201537835U (en) | 2009-11-20 | 2009-11-20 | Upright treatment device for polishing and face-lifting inner and external walls of open drums |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201537835U true CN201537835U (en) | 2010-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202683638U Expired - Lifetime CN201537835U (en) | 2009-11-20 | 2009-11-20 | Upright treatment device for polishing and face-lifting inner and external walls of open drums |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201537835U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102069429B (en) * | 2009-11-20 | 2013-01-02 | 天津市谊诚包装制品有限责任公司 | System for polishing and treating inner and outer walls of vertical type open-top barrels |
| CN102990486A (en) * | 2012-12-17 | 2013-03-27 | 张家港化工机械股份有限公司 | Polishing device for machining inner wall of body of large oil cylinder |
| CN104097143A (en) * | 2014-06-28 | 2014-10-15 | 孙文庆 | Grinding device |
| CN106625111A (en) * | 2016-11-04 | 2017-05-10 | 重庆兴宝兴玻璃制品有限公司 | Edge grinding machine |
| CN107030544A (en) * | 2017-06-02 | 2017-08-11 | 苏州晓炎自动化设备有限公司 | A kind of inside and outside sanding apparatus simultaneously of body |
| CN107639523A (en) * | 2017-10-11 | 2018-01-30 | 安徽鑫艺达抛光机械有限公司 | A kind of tank body inside and outside wall automatic buffing equipment |
| CN109551321A (en) * | 2018-12-20 | 2019-04-02 | 象山谢海家具有限公司 | A kind of annular attachment inside and outside wall grinding apparatus |
| CN112536683A (en) * | 2020-12-07 | 2021-03-23 | 南京铭至五金工具有限公司 | Finish machining process for integrated integral bathroom product after forming |
-
2009
- 2009-11-20 CN CN2009202683638U patent/CN201537835U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102069429B (en) * | 2009-11-20 | 2013-01-02 | 天津市谊诚包装制品有限责任公司 | System for polishing and treating inner and outer walls of vertical type open-top barrels |
| CN102990486A (en) * | 2012-12-17 | 2013-03-27 | 张家港化工机械股份有限公司 | Polishing device for machining inner wall of body of large oil cylinder |
| CN102990486B (en) * | 2012-12-17 | 2015-05-27 | 张家港化工机械股份有限公司 | Polishing device for machining inner wall of body of large oil cylinder |
| CN104097143A (en) * | 2014-06-28 | 2014-10-15 | 孙文庆 | Grinding device |
| CN106625111A (en) * | 2016-11-04 | 2017-05-10 | 重庆兴宝兴玻璃制品有限公司 | Edge grinding machine |
| CN106625111B (en) * | 2016-11-04 | 2018-07-03 | 重庆兴宝兴玻璃制品有限公司 | Edge polisher |
| CN107030544A (en) * | 2017-06-02 | 2017-08-11 | 苏州晓炎自动化设备有限公司 | A kind of inside and outside sanding apparatus simultaneously of body |
| CN107639523A (en) * | 2017-10-11 | 2018-01-30 | 安徽鑫艺达抛光机械有限公司 | A kind of tank body inside and outside wall automatic buffing equipment |
| CN109551321A (en) * | 2018-12-20 | 2019-04-02 | 象山谢海家具有限公司 | A kind of annular attachment inside and outside wall grinding apparatus |
| CN109551321B (en) * | 2018-12-20 | 2020-05-19 | 象山谢海家具有限公司 | Polishing equipment for inner and outer walls of annular accessory |
| CN112536683A (en) * | 2020-12-07 | 2021-03-23 | 南京铭至五金工具有限公司 | Finish machining process for integrated integral bathroom product after forming |
| CN112536683B (en) * | 2020-12-07 | 2022-02-01 | 开平市伟洲卫浴实业有限公司 | Finish machining process for integrated integral bathroom product after forming |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100804 Effective date of abandoning: 20091120 |
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| RGAV | Abandon patent right to avoid regrant |