CN111791131A - Flexible and adjustable automobile maintenance grinding wagon - Google Patents
Flexible and adjustable automobile maintenance grinding wagon Download PDFInfo
- Publication number
- CN111791131A CN111791131A CN202010687353.9A CN202010687353A CN111791131A CN 111791131 A CN111791131 A CN 111791131A CN 202010687353 A CN202010687353 A CN 202010687353A CN 111791131 A CN111791131 A CN 111791131A
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- Prior art keywords
- grinding
- fixed
- frame
- box body
- polishing
- 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.)
- Withdrawn
Links
- 238000012423 maintenance Methods 0.000 title claims abstract description 17
- 238000009434 installation Methods 0.000 claims description 20
- 230000007246 mechanism Effects 0.000 claims description 18
- 239000000725 suspension Substances 0.000 claims description 6
- 238000005498 polishing Methods 0.000 abstract description 47
- 239000003973 paint Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 244000137852 Petrea volubilis Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007494 plate polishing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0092—Grinding attachments for lathes or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S5/00—Servicing, maintaining, repairing, or refitting of vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2202/00—Indexing codes relating to type or characteristics of transported articles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a flexible and adjustable automobile maintenance grinding wagon, relates to the technical field of grinding equipment, and mainly aims to solve the problems that the grinding operation of the grinding wagon is inconvenient to adjust and the application range is narrow; this auto repair grinding wagon, including the adjusting part of the box of polishing, grinding machanism and being used for adjusting the grinding machanism orientation, the box top avris of polishing is fixed with the support grudging post, supports the grudging post top and is fixed with the crossbearer, grinding machanism suspends in midair and installs on the crossbearer, grinding machanism includes fixed jib and the piece of polishing, inject to be provided with gliding connection slip cover on it on the slide bar, be provided with the fixed swivel nut of spiral complex with it on the accommodate the lead screw, connect the slip cover and the distolateral fixed connection of fixed swivel nut, it articulates to connect slip cover lower extreme has the regulation telescopic link, and the regulation telescopic link other end is articulated. The invention has the advantages of simple structure, larger grinding application range, higher efficiency, simple and flexible operation and stronger practicability.
Description
Technical Field
The invention relates to the technical field of polishing equipment, in particular to a flexible and adjustable automobile maintenance polishing vehicle.
Background
With the development of the Chinese society, the number of automobiles is increased, and the automobile maintenance is quite common, however, when the automobiles are maintained, a grinding machine is needed to polish and polish. However, most of the existing grinding machines for automobile maintenance are handheld, so that time and labor are wasted, the precision of the grinding machine can be influenced, and some grinding machines can only move one side for grinding although moving through the machine, so that the grinding machines are troublesome, inconvenient to maintain and influence the maintenance efficiency.
In the maintenance process, a maintainer mainly performs manual polishing, and the conventional method of the maintainer is to perform paint spraying process after polishing the paint surface by holding sand paper with hands and polishing a layer of paint surface. However, the hand-held sanding paper is used for polishing, and due to the fact that the sanding paper is thin, polishing is very laborious, and labor intensity is high, some automobile accessories need to be polished by polishing mechanisms on a polishing car, and the polishing mechanisms on the existing polishing car are only flat-plate polishing, so that adjustment is troublesome, and the application range is small.
Disclosure of Invention
The invention aims to provide a flexible and adjustable automobile maintenance grinding wagon, and aims to solve the problems that the grinding operation of the grinding wagon is inconvenient to adjust and the application range is narrow.
In order to achieve the purpose, the invention provides the following technical scheme:
a flexibly adjustable automobile maintenance grinding wagon comprises a grinding box body, a grinding mechanism and an adjusting component for adjusting the orientation of the grinding mechanism, wherein a supporting vertical frame is fixed on the side of the top of the grinding box body, a cross frame is fixed at the top end of the supporting vertical frame, the grinding mechanism is suspended and installed on the cross frame, the grinding mechanism comprises a fixed suspension rod and a grinding sheet, two fixing plates are arranged at the bottom end of the fixed suspension rod and connected through a telescopic cylinder, a grinding motor is arranged on the fixing plate positioned at the bottom, the grinding sheet is installed at the output end of the grinding motor, the adjusting component comprises an installation cross rod frame installed on the lower end face of the cross frame, a limiting slide rod and an adjusting screw rod which are parallel are arranged on the installation cross rod frame, the end part of the adjusting screw rod is connected with the output end of the adjusting motor arranged on the end side of the installation cross rod, the adjusting screw rod is provided with a fixed threaded sleeve in threaded fit with the adjusting screw rod, the top end of the fixed suspender is hinged to the bottom of the fixed threaded sleeve, the connecting sliding sleeve is fixedly connected with the end side of the fixed threaded sleeve, the lower end of the connecting sliding sleeve is hinged to an adjusting telescopic rod, and the other end of the adjusting telescopic rod is hinged to the wall of the fixed suspender.
On the basis of the technical scheme, the invention also provides the following optional technical scheme:
in one alternative: the polishing machine is characterized in that an electromagnetic plate with an end face flush with the polishing machine is arranged on the upper end face of the polishing box, a surrounding coil is arranged on the lower side of the electromagnetic plate in a surrounding mode, and the end portion of the surrounding coil is connected to a power-on button arranged on the side wall of the polishing box.
In one alternative: the polishing machine is characterized in that an installation plate is arranged between the polishing motor and the polishing piece, four corners of the installation plate are provided with connection through holes, fixing screws which are matched and connected with the installation plate are fixed on the back face of the polishing piece, and the center of the installation plate is fixed with a connecting sleeve which is sleeved at the bottom of the polishing motor and is fixedly connected with the polishing piece through bolts.
In one alternative: the support grudging post is last still to be provided with screw complex adjusting screw with it, adjusting screw tip is connected with installation horizontal pole frame lateral wall rotation, installation horizontal pole frame upper end and the cooperation of transversely sliding of crossbearer lower terminal surface.
In one alternative: the cross frame bottom is provided with the connection guide slot and connects and install gliding link block in its inside in the guide slot, link block lower extreme and installation horizontal pole frame top fixed connection.
In one alternative: the bottom four corners department of the box of polishing all is provided with universal gyro wheel, and the pole frame of universal gyro wheel runs through the through-hole of setting on the box diapire of polishing and extends to inside and with the box roof fixed connection of polishing box.
In one alternative: the universal gyro wheel outside is covered with the outer cover body, and the outer cover body passes through the through-hole and the cooperation of sliding with it lateral wall, the inside double end lead screw and the double end lead screw both ends spiral opposite direction that is provided with of box of polishing, spiral complex promotion cover with it is all installed at the double end lead screw both ends, and two promotion covers are connected with it with the outer cover lateral wall with one side through promoting the hinge bar respectively, outer cover body bottom mouth edge is provided with the epitaxial wafer, and double end lead screw's one end is provided with the rotation hand wheel.
Compared with the prior art, the invention has the following beneficial effects:
1. the device can change the direction of the polishing mechanism by utilizing the adjusting telescopic rod to adapt to the polishing inclined plane of the automobile part, is convenient to use, can realize transverse movement by utilizing the adjusting mechanism, can comprehensively polish the strip-shaped automobile part, and improves the polishing efficiency;
2. the invention has the advantages of simple structure, larger grinding application range, higher efficiency, simple and flexible operation and stronger practicability.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged schematic structural view of a portion a in fig. 1.
Fig. 3 is a schematic structural view of a mounting plate member in the present invention.
Fig. 4 is a schematic view of the internal structure of a grinding box in another embodiment of the present invention.
Notations for reference numerals: the grinding box body 1, the support grudging post 2, the crossbearer 3, the installation horizontal rod frame 4, fixed jib 5, telescopic cylinder 6, grinding motor 7, fixed plate 8, limited slide bar 9, accommodate the lead screw 10, accommodate the motor 11, fixed swivel nut 12, connect the cover 13 that slides, adjust the telescopic link 14, connect guide slot 15, link block 16, adjusting screw 17, electromagnetic plate 18, surround coil 19, circular telegram button 20, universal gyro wheel 21, the dustcoat body 22, polish piece 23, installation plate 24, set screw 25, connecting sleeve 26, connect perforation 27, double-end lead screw 28, promote cover 29, promote hinge bar 30, epitaxial plate 31, rotate hand wheel 32.
Detailed Description
The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.
Example 1
Referring to fig. 1 to 3, in the embodiment of the present invention, a flexibly adjustable automobile maintenance grinding wagon comprises a grinding box body 1, a grinding mechanism and an adjusting assembly for adjusting the orientation of the grinding mechanism, wherein a supporting vertical frame 2 is fixed on the side of the top of the grinding box body 1, a cross frame 3 is fixed on the top end of the supporting vertical frame 2, the grinding mechanism is suspended on the cross frame 3, the grinding mechanism comprises a fixed suspension rod 5 and a grinding sheet 23, two fixing plates 8 are arranged at the bottom end of the fixed suspension rod 5, the two fixing plates 8 are connected through a telescopic cylinder 6, a grinding motor 7 is arranged on the fixing plate 8 at the bottom, the grinding sheet 23 is arranged at the output end of the grinding motor 7, the adjusting assembly comprises an installation cross rod frame 4 arranged on the lower end face of the cross frame 3, a limiting slide rod 9 and an adjusting screw rod 10 which are parallel to each other are arranged on the installation cross rod frame 4, the end of the adjusting, the limiting slide bar 9 is provided with a connecting sliding sleeve 13 sliding on the limiting slide bar, the adjusting screw rod 10 is provided with a fixed threaded sleeve 12 in threaded fit with the limiting slide bar, the top end of the fixed suspender 5 is hinged to the bottom of the fixed threaded sleeve 12, the connecting sliding sleeve 13 is fixedly connected with the end side of the fixed threaded sleeve 12, the lower end of the connecting sliding sleeve 13 is hinged with an adjusting telescopic rod 14, and the other end of the adjusting telescopic rod 14 is hinged with the rod wall of the fixed suspender 5; an electromagnetic plate 18 with the end face flush with the upper end face of the grinding box body 1 is arranged on the upper end face of the grinding box body 1, a surrounding coil 19 is arranged on the lower side of the electromagnetic plate 18 in a surrounding mode, and the end portion of the surrounding coil 19 is connected to a power-on button 20 arranged on the side wall of the grinding box body 1;
when the automobile accessory polisher is used, automobile accessories are placed on the electromagnetic plate 18, the power-on button 20 is pressed to enable the surrounding coil 19 to be powered on, so that the electromagnetic plate 18 has magnetism, the metal automobile accessories are firmly adsorbed on the electromagnetic plate 18, then the adjusting screw 17 drives the polishing disc 23 to rotate and enables the polishing disc 23 to be close to the automobile accessories through the stretching and retracting of the telescopic cylinder 6 and polish the automobile accessories, meanwhile, the adjusting motor 11 can drive the adjusting screw rod 10 to rotate, the whole polishing mechanism moves along the axis direction of the polishing mechanism through the spiral matching of the adjusting screw rod 10 and the fixing screw sleeve 12, so that the automobile accessories are polished, the fixing hanger rod 5 can rotate around the top end of the fixing hanger rod through the stretching and retracting of the adjusting telescopic rod 14, and the orientation of the polishing mechanism is changed to adapt to polishing different inclined planes of the automobile accessories;
a mounting plate 24 is arranged between the polishing motor 7 and the polishing sheet 23, connecting through holes 27 are formed in four corners of the mounting plate 24, fixing screws 25 which are matched and connected with the mounting plate 24 are fixed on the back surface of the polishing sheet 23, a connecting sleeve 26 which is sleeved at the bottom of the polishing motor 7 is fixed in the center of the mounting plate 24 and fixedly connected through bolts, and therefore the polishing sheet 23 can be conveniently replaced;
in order to adjust grinding machanism's lateral position, still be provided with spiral complex adjusting screw 17 with it on the support grudging post 2, adjusting screw 17 tip rotates with 4 lateral walls of installation horizontal pole frame to be connected, the cooperation of transversely sliding of terminal surface under installation horizontal pole frame 4 upper end and the crossbearer 3, and 3 bottoms of crossbearers are provided with and connect guide slot 15 and connect and install in its inside gliding link block 16 in the guide slot 15, and link block 16 lower extreme and 4 top fixed connection of installation horizontal pole frame, and then can promote the position of the regulation grinding machanism of installation horizontal pole frame 4 along 3 lateral shifting of crossbearer through rotatory regulation telescopic link 14.
Example 2
Referring to fig. 1 and 4, the embodiment of the present invention is different from embodiment 1 in that: the four corners of the bottom of the polishing box body 1 are respectively provided with a universal roller 21, a rod frame of the universal roller 21 penetrates through a through hole arranged on the bottom wall of the polishing box body 1 and extends to the interior of the polishing box body 1 and is fixedly connected with the top wall of the polishing box body 1, an outer cover body 22 covers the outer side of the universal roller 21, the outer cover body 22 penetrates through the through hole and is in sliding fit with the side wall of the through hole, a double-end lead screw 28 is arranged in the polishing box body 1, the spiral directions of two ends of the double-end lead screw 28 are opposite, two ends of the double-end lead screw 28 are respectively provided with a push sleeve 29 in spiral fit with the double-end lead screw, the two push sleeves 29 are respectively connected with the side wall of the outer cover body 22 on the same side through a push hinge rod 30, an outer extension plate 31 is arranged at the edge of the bottom port of the outer cover body 22, one end of the, therefore, the pushing hinge rod 30 can push the outer cover 22 to move downwards, the outer extension plate 31 is contacted with the ground, the stability of the device is ensured, and the universal roller 21 is prevented from vibrating during grinding.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (7)
1. A flexible and adjustable automobile maintenance grinding wagon comprises a grinding box body (1), a grinding mechanism and an adjusting assembly used for adjusting the orientation of the grinding mechanism, wherein a supporting vertical frame (2) is fixed on the side of the top of the grinding box body (1), a cross frame (3) is fixed on the top end of the supporting vertical frame (2), the grinding mechanism is suspended on the cross frame (3) and comprises a fixed suspension rod (5) and grinding pieces (23), the grinding wagon is characterized in that two fixing plates (8) are arranged at the bottom end of the fixed suspension rod (5), the two fixing plates (8) are connected through a telescopic cylinder (6), a grinding motor (7) is arranged on the fixing plate (8) at the bottom, the grinding pieces (23) are arranged at the output end of the grinding motor (7), the adjusting assembly comprises an installation cross rod frame (4) arranged on the lower end face of the cross frame (3), and a limiting sliding rod (9) and an adjusting screw rod (10) which are parallel to each other are arranged on, adjusting screw rod (10) tip is connected with the adjustment motor (11) output that sets up in installation horizontal pole frame (4) distolateral, be provided with gliding connection slip cover (13) on it on injecing slide bar (9), be provided with fixed swivel nut (12) of spiral complex with it on adjusting screw rod (10), fixed jib (5) top articulates in fixed swivel nut (12) bottom, connects slip cover (13) and fixed swivel nut (12) distolateral fixed connection, it articulates to connect slip cover (13) lower extreme has regulation telescopic link (14), and regulation telescopic link (14) other end is articulated with fixed jib (5) pole wall.
2. The flexibly adjustable automobile maintenance grinding wagon according to claim 1, wherein the grinding box body (1) is provided with an electromagnetic plate (18) with an end face flush with the grinding box body, the lower side of the electromagnetic plate (18) is surrounded by a ring-shaped coil (19), and the end of the ring-shaped coil (19) is connected to a power-on button (20) arranged on the side wall of the grinding box body (1).
3. The flexibly adjustable automobile maintenance grinding wagon according to claim 1, wherein a mounting plate (24) is arranged between the grinding motor (7) and the grinding sheet (23), four corners of the mounting plate (24) are respectively provided with a connecting through hole (27), a fixing screw (25) which is matched and connected with the mounting plate (24) is fixed on the back surface of the grinding sheet (23), and a connecting sleeve (26) which is sleeved at the bottom of the grinding motor (7) is fixed at the center of the mounting plate (24) and is fixedly connected with the mounting plate through a bolt.
4. The flexibly adjustable automobile maintenance grinding wagon according to claim 1, wherein the supporting vertical frame (2) is further provided with an adjusting screw (17) in threaded fit with the supporting vertical frame, the end of the adjusting screw (17) is rotatably connected with the side wall of the mounting cross-bar frame (4), and the upper end of the mounting cross-bar frame (4) is in transverse sliding fit with the lower end face of the cross-bar frame (3).
5. The flexibly adjustable automobile maintenance grinding wagon according to claim 4, wherein the bottom of the cross frame (3) is provided with a connecting guide groove (15), a connecting sliding block (16) sliding in the connecting guide groove (15) is installed in the connecting guide groove, and the lower end of the connecting sliding block (16) is fixedly connected with the top of the mounting cross frame (4).
6. The flexibly adjustable automobile maintenance grinding wagon according to any one of claims 1-5, wherein universal rollers (21) are disposed at four corners of the bottom of the grinding box body (1), and a rod frame of each universal roller (21) extends into the grinding box body (1) through a through hole disposed on the bottom wall of the grinding box body (1) and is fixedly connected with the top wall of the grinding box body (1).
7. The flexibly adjustable auto repair grinding carriage according to claim 6, characterized in that the universal roller (21) is externally covered by an outer cover (22), the outer cover (22) passes through the through hole and is in sliding fit with the side wall thereof, the grinding carriage (1) is internally provided with a double-head screw (28) and the double-head screw (28) has opposite spiral directions at both ends, both ends of the double-head screw (28) are respectively provided with a pushing sleeve (29) in spiral fit therewith, the two pushing sleeves (29) are respectively connected with the side wall of the outer cover (22) at the same side thereof through a pushing hinge rod (30), the bottom port edge of the outer cover (22) is provided with an outer extension plate (31), and one end of the double-head screw (28) is provided with a rotating hand wheel (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010687353.9A CN111791131A (en) | 2020-07-16 | 2020-07-16 | Flexible and adjustable automobile maintenance grinding wagon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010687353.9A CN111791131A (en) | 2020-07-16 | 2020-07-16 | Flexible and adjustable automobile maintenance grinding wagon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111791131A true CN111791131A (en) | 2020-10-20 |
Family
ID=72807359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010687353.9A Withdrawn CN111791131A (en) | 2020-07-16 | 2020-07-16 | Flexible and adjustable automobile maintenance grinding wagon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111791131A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589572A (en) * | 2020-12-10 | 2021-04-02 | 金利 | Processing device for heels of high-heeled shoes |
| CN112589598A (en) * | 2020-12-08 | 2021-04-02 | 浙江机电职业技术学院 | Computer accessory processing grinding device for electronic information |
| CN114618199A (en) * | 2021-03-18 | 2022-06-14 | 聂华兵 | Environment-friendly surface treatment device for forming sewage filtering grating plate |
-
2020
- 2020-07-16 CN CN202010687353.9A patent/CN111791131A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589598A (en) * | 2020-12-08 | 2021-04-02 | 浙江机电职业技术学院 | Computer accessory processing grinding device for electronic information |
| CN112589598B (en) * | 2020-12-08 | 2022-02-15 | 浙江机电职业技术学院 | Computer accessory processing grinding device for electronic information |
| CN112589572A (en) * | 2020-12-10 | 2021-04-02 | 金利 | Processing device for heels of high-heeled shoes |
| CN114618199A (en) * | 2021-03-18 | 2022-06-14 | 聂华兵 | Environment-friendly surface treatment device for forming sewage filtering grating plate |
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| 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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201020 |
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| WW01 | Invention patent application withdrawn after publication |