CN211967024U - Manual grinding device for package design - Google Patents
Manual grinding device for package design Download PDFInfo
- Publication number
- CN211967024U CN211967024U CN202020303432.0U CN202020303432U CN211967024U CN 211967024 U CN211967024 U CN 211967024U CN 202020303432 U CN202020303432 U CN 202020303432U CN 211967024 U CN211967024 U CN 211967024U
- Authority
- CN
- China
- Prior art keywords
- shell
- dust
- driving motor
- transmission rod
- driving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model relates to the technical field of polishing tools, in particular to a manual polishing device for packaging design, which comprises a shell, a driving mechanism, a polishing head and a fixing screw, the shell is internally provided with a placing cavity, the driving mechanism comprises a driving motor and a transmission rod, the transmission rod is arranged at one end of the shell in a penetrating way, a driving shaft of the driving motor is in driving connection with one end of the transmission rod positioned in the placing cavity through a first gear set, the transmission rod is provided with a first fixing hole in a penetrating way, one end of the polishing head is inwards provided with a notch in sliding fit with the transmission rod, the two opposite sides of the polishing head are respectively provided with a second fixing hole communicated with the notch, the polishing head is sleeved on one end of the transmission rod outside the placing cavity through the notch, and after the second fixing hole is aligned with the first fixing hole, the fixing screw is used for fixing the polishing head. The utility model discloses an efficiency that can improve the coarse embryo and polish improves the fineness of polishing.
Description
Technical Field
The utility model belongs to the technical field of the grinding tool technique and specifically relates to a manual grinding device is used in packaging design.
Background
The packaging design is a professional subject which comprehensively utilizes natural science and aesthetic knowledge, better protects commodities in the commodity circulation process and promotes the sale of the commodities. In order to make a proper shape, a series of polishing refinements need to be carried out on the manufactured rough blank, and the traditional polishing only uses rough polishing by sand paper and cannot achieve the expected effect. And because the abrasive paper is the structure of paper form, consequently it is inconvenient to use for it is lower to polish efficiency.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a manual grinding device for packaging design can improve the efficiency that the coarse embryo was polished, improves the fineness of polishing.
In order to realize the purpose, the utility model discloses a technical scheme be:
a manual polishing device for packaging design comprises a shell, a driving mechanism, a polishing head and a fixing screw, wherein the shell is of a rod-shaped structure, and is internally provided with a placing cavity, the driving mechanism comprises a driving motor and a transmission rod, the driving motor is positioned in the placing cavity and is fixedly connected with the inner wall of the shell, the transmission rod penetrates through one end of the shell, a driving shaft of the driving motor is in driving connection with one end, located in the placing cavity, of the transmission rod through a first gear set, the first gear set comprises a bevel gear shaft and a bevel gear disc, one end of the bevel gear shaft is fixedly connected with a driving shaft of the driving motor, the bevel gear plate is fixedly connected with one end, positioned in the placing cavity, of the transmission rod, and the bevel gear shaft is meshed with the bevel gear plate so that the driving motor can drive the transmission rod to rotate;
a lithium battery is arranged in the shell and is electrically connected with the driving motor;
the transfer line is located place the outer one end in chamber and be equipped with the first fixed orifices that radially runs through, polish head one end indent have with transfer line sliding fit's notch, polish the relative both sides of head all be equipped with the second fixed orifices of notch intercommunication, polish the head and pass through the notch cover is established the transfer line is located place the outer one of chamber and serve, the second fixed orifices with first fixed orifices aligns the back, set screw can wear to locate by the screw second fixed orifices reaches first fixed orifices.
The dust collection device comprises a housing, a dust collection mechanism and a dust collection impeller, wherein the dust collection mechanism comprises a dust collection cover, a bin body and a dust collection impeller, the dust collection cover is of an umbrella-shaped structure, a cavity is formed in the dust collection cover, one end of the dust collection cover is fixedly connected with one end, close to the polishing head, of the housing, the other end of the dust collection cover is of an opening structure and faces the polishing head, a plurality of dust collection holes communicated with the cavity of the dust collection cover are formed in the inner wall of the dust collection cover, a communication port communicated with the cavity of the dust collection cover is formed in the inner wall of the placement chamber, the bin body is communicated with the communication port through a dust collection channel, the bin body is divided into a storage part and a suction part through a dust collection screen, and; the driving motor is a double-shaft motor, and a driving shaft of the driving motor, which is far away from the bevel gear shaft, is in transmission connection with the dust collection impeller through a second gear set.
Furthermore, the second gear set comprises a first gear disc and a second gear disc, the first gear disc is fixedly connected with the driving shaft of the driving motor far away from the bevel gear shaft, the second gear disc is fixedly connected with the dust collection impeller, and the first gear disc and the second gear disc are meshed with each other.
Further, the shell is provided with an opening communicated with the storage part, the opening is provided with a switch cover, one end of the switch cover is hinged to the shell, the other end of the switch cover is connected with the shell through a locking screw, and the switch cover can seal the opening.
Furthermore, the transfer line is located place and be equipped with the breach on the terminal surface of the outer one end in chamber, the notch be equipped with breach joint complex arch.
Furthermore, one end of the shell, which is far away from the polishing head, is provided with a plurality of heat dissipation holes communicated with the placing cavity.
Further, a lithium battery is arranged in the shell and electrically connected with the driving motor.
The utility model has the advantages that:
1. under the action of the driving motor, the driving rod can be driven to rotate through the first gear set, so that the polishing head arranged on the driving rod rotates, and the rough blank can be polished; because the first gear set is the bevel gear shaft and the bevel gear disc which are meshed with each other, the meshing mode of the bevel gears is adopted, the impact vibration noise is reduced, and the transmission stability is improved. The polishing head can be fixed on one end of the transmission rod outside the placing cavity by threading the fixing screws on the two second fixing holes and the first fixing hole; the two second fixing holes and the first fixing hole are screwed out through the fixing screws, so that polishing heads with different specifications can be replaced, and the rough blank can be polished finely. Simultaneously because the shell is shaft-like structure, the person of being convenient for grips and polishes to improve the efficiency of polishing.
2. In the polishing process, powder dust is easily generated to bring adverse effects on products and polishing environments. And when people inhale the dust, the health of people can be affected. The utility model discloses a dust absorption mechanism can absorb the dust of the in-process of polishing, reduces the influence of dust. Because the driving motor is a double-shaft motor, when the driving motor is started, the driving shaft of the driving motor, which is far away from the bevel gear shaft, is in transmission connection with the dust collection impeller through the second gear set while the polishing head rotates, so that the dust collection impeller rotates and generates attraction; the dust that the in-process of polishing produced loops through dust absorption hole, intercommunication mouth, dust removal passageway under the effect of dust absorption impeller suction, and in going into the storehouse, simultaneously under the dust screen effect, the dust that gets into the storehouse internal is kept off and is separated in the storage part, prevents that dust absorption impeller from being blockked up by the dust.
3. Under the action of the notch and the protrusion, the second fixing hole can be conveniently aligned with the first fixing hole, so that the polishing head is conveniently installed. And the notch and the bulge can improve the contact area of the polishing head and the transmission rod, so that the polishing head and the transmission rod are prevented from slipping.
Drawings
Fig. 1 is a schematic structural view of a manual polishing device for packaging design according to a preferred embodiment of the present invention.
Fig. 2 is a schematic view of a transmission rod structure of a manual polishing device for packaging design according to a preferred embodiment of the present invention.
Fig. 3 is a schematic view of a dust hood structure of a manual polishing device for packaging design according to a preferred embodiment of the present invention.
In the figure, 1-housing, 11-placing chamber, 12-communication port, 13-heat dissipation hole, 14-opening, 2-driving motor, 21-driving rod, 211-first fixing hole, 22-bevel gear shaft, 23-bevel gear plate, 24-lithium battery, 3-polishing head, 31-notch, 311-second fixing hole, 4-fixing screw, 5-dust hood, 501-dust suction hole, 51-bin body, 511-dust removing channel, 512-storage part, 513-suction part, 52-dust suction impeller, 53-dust screen, 541-first fluted disc, 542-second fluted disc, 6-notch, 7-switch cover, 71-locking screw, 72-connecting piece, 81-first fixing piece, 811-first bearing, 82-second fixing member, 821-second bearing.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 3, a manual polishing device for packaging design according to a preferred embodiment of the present invention includes a housing 1, a driving mechanism, a polishing head 3 and a fixing screw 4.
The shell 1 is a rod-shaped structure, and a placing cavity 11 is arranged inside the shell.
The driving mechanism comprises a driving motor 2 and a transmission rod 21.
One end of the transmission rod 21, which is located outside the placing cavity 11, is provided with a first fixing hole 211 which penetrates through the transmission rod in the radial direction, one end of the polishing head 3 is recessed with a notch 31 which is in sliding fit with the transmission rod 21, two opposite sides of the polishing head 3 are provided with second fixing holes 311 which are communicated with the notch 31, the polishing head 3 is sleeved on one end of the transmission rod 21, which is located outside the placing cavity 11, through the notch 31, the second fixing holes 311 are aligned with the first fixing hole 211, and then the fixing screws 4 can penetrate through the second fixing holes 311 and the first fixing holes 211 in a threaded manner.
Under driving motor 2's effect, can drive the transfer line through first gear train and rotate for install the head of polishing on the transfer line and realized rotating, thereby can polish the rough blank. Because the first gear set is the bevel gear shaft 22 and the bevel gear disc 23 which are meshed with each other, the meshing mode of the bevel gears is adopted, the impact vibration noise is reduced, the transmission stability is improved, and the polishing operability can be improved.
The polishing head 3 can be fixed on one end of the transmission rod 21 outside the placing cavity 11 by threading the fixing screws 4 through the two second fixing holes 311 and the first fixing hole 211; the two second fixing holes 311 and the first fixing hole 211 are screwed out through the fixing screws 4, so that the polishing heads 3 with different specifications can be replaced to polish the rough blank finely. Meanwhile, the shell 1 is of a rod-shaped structure, so that a user can conveniently grip and polish the shell, and the polishing efficiency is improved.
In this embodiment, the placing cavity 11 is fixedly provided with a first fixing member 81 and a second fixing member 82, the transmission rod 21 is rotatably sleeved with a first bearing 811, and the first bearing 811 is fixedly connected with the first fixing member 81, so that the transmission rod 21 can be rotatably erected in the placing cavity 11. The driving shaft at one end of the driving motor 2 is rotatably sleeved with a second bearing 821, and the second bearing 821 is fixedly connected with the second fixing member 82, so that the driving shaft at one end of the driving motor 2 can be rotatably erected in the placing cavity 11, and the meshing stability of the bevel gear shaft 22 and the bevel gear plate 23 is maintained under the action of the first fixing member 81 and the second fixing member 82.
Preferably, the end face of the transmission rod 21 at the end outside the placing cavity 11 is provided with a notch 6, and the notch 31 is provided with a protrusion in snap fit with the notch 6. The second fixing hole 311 can be easily aligned with the first fixing hole 211 by the notches 6 and the protrusions, thereby facilitating the mounting of the sanding head 3. And moreover, the notch 6 and the protrusion can improve the contact area between the polishing head 3 and the transmission rod 21, so that the polishing head 3 and the transmission rod 21 are prevented from slipping.
In this embodiment, the driving motor 2 can be powered by a lithium battery 24, the lithium battery 24 is disposed in the housing 1, and the lithium battery 2 is electrically connected to the driving motor 2. The shell 1 is provided with an interface for charging the lithium battery 24 and an LED lamp for displaying electric quantity. In this embodiment, a button for controlling the on/off of the driving motor 2 is provided, and the button is electrically connected to the lithium battery 2 and the driving motor 2, respectively.
Preferably, one end of the housing 1 away from the sanding head 3 is provided with a plurality of heat dissipation holes 13 communicated with the placing cavity 11. Under the effect of louvre 13, can release the heat of placing in the chamber 11, reduce driving motor 2's electric energy loss.
The manual polishing device for packaging design of the embodiment further comprises a dust suction mechanism, and the dust suction mechanism comprises a dust suction hood 5, a bin body 51 and a dust suction impeller 52.
The dust hood 5 is of an umbrella-shaped structure and is internally provided with a cavity, one end of the dust hood 5 is fixedly connected with one end of the shell 1 close to the polishing head 3, the other end of the dust hood is of an opening structure and faces the polishing head 3, the inner wall of the dust hood 5 is provided with a plurality of dust collection holes 501 communicated with the cavity of the dust hood 5, the inner wall of the placing cavity 11 is provided with a communication port 12 communicated with the cavity of the dust hood 5, the bin body 51 is communicated and connected with the communication port 12 through a dust collection channel 511, the bin body 51 is divided into a storage part 512 and a suction part 513 through a dust screen 53, and a dust collection impeller 52 is positioned in the suction part 513 and is; the driving motor 2 is a double-shaft motor, and a driving shaft of the driving motor 2 far away from the bevel gear shaft 22 is in transmission connection with the dust suction impeller 52 through a second gear set.
In the polishing process, powder dust is easily generated to bring adverse effects on products and polishing environments. And when people inhale the dust, the health of people can be affected. The dust absorption mechanism of this embodiment can absorb the dust of the in-process of polishing, reduces the influence of dust. Because the driving motor 2 is a double-shaft motor, when the driving motor 2 is started, the driving shaft of the driving motor 2 far away from the bevel gear shaft 22 is in transmission connection with the dust suction impeller 52 through the second gear set while the polishing head 3 rotates, so that the dust suction impeller 52 rotates and generates attraction force; dust generated in the grinding process sequentially passes through the dust suction hole 501, the communication port 12 and the dust removal channel 511 under the suction force of the dust suction impeller 52 and then enters the bin body 51, and meanwhile, under the action of the dust screen 53, the dust entering the bin body 51 is blocked in the storage part 512, so that the dust suction impeller 52 is prevented from being blocked by the dust.
In this embodiment, the second gear set includes a first gear 541 and a second gear 542, the first gear 541 is fixedly connected to the driving shaft of the driving motor 2 far from the bevel gear shaft 22, the second gear 542 is fixedly connected to the suction impeller 52, and the first gear 541 and the second gear 542 are engaged with each other. Preferably, the radius of the first toothed disc 541 is larger than that of the second toothed disc 541, so that the dust suction impeller 52 can rotate at a high speed to increase the suction force of the dust suction impeller 52 to dust.
Preferably, the housing 1 is provided with an opening 14 communicating with the storage part 512, the opening 14 is provided with an opening and closing cover 7, one end of the opening and closing cover 7 is hinged with the housing 1, and the other end is connected with the housing 1 through a locking screw 71, and the opening and closing cover 7 can close the opening 14. In this embodiment, a connecting member 72 is fixedly disposed at an end of the switch cover 7 away from the switch cover 7 and hinged to the housing 1, and the locking screw 71 can slidably penetrate through the connecting member 72 and then be in threaded connection with the housing 1, so that the switch cover 7 can close the opening 14. The dust in the storage part 512 can be treated by opening the open/close cover 7.
The operation process of the manual grinding device for packaging design of the embodiment is as follows: after the driving motor 2 is turned on, the driving shaft at one end of the driving motor 2 drives the bevel gear shaft 22 to rotate, and the bevel gear shaft 22 is meshed with the bevel gear disc 23, so that the transmission rod 21 rotates, and the rotation of the polishing head 3 is realized. Meanwhile, the driving shaft at the other end of the driving motor 2 drives the first fluted disc 541 to rotate, and the first fluted disc 541 is meshed with the second fluted disc 542, so that the dust collection impeller 52 rotates and generates attraction force; dust generated in the polishing process sequentially passes through the dust suction hole 501, the communication port 12 and the dust removal channel 511 under the suction force of the dust suction impeller 52 and then enters the bin body 51, and meanwhile, under the action of the dust screen 53, the dust entering the bin body 51 is blocked in the storage part 512.
When the polishing head 3 needs to be replaced, the polishing head 3 can be detached from the transmission rod 21 by screwing the fixing screws 4 out of the two second fixing holes 311 and the first fixing hole 211; after the protrusion of the polishing head 3 to be used is aligned with the notch 6 of the transmission rod 21, the polishing head 3 is sleeved on the transmission rod 21, and the fixing screw 4 is threaded through the two second fixing holes 311 and the first fixing hole 211, so that the polishing head 3 can be fixed at one end of the transmission rod 21 outside the placing cavity 11.
Claims (7)
1. A manual polishing device for packaging design is characterized by comprising a shell (1), a driving mechanism, a polishing head (3) and a fixing screw (4), wherein the shell (1) is of a rod-shaped structure, a placing cavity (11) is formed in the shell, the driving mechanism comprises a driving motor (2) and a transmission rod (21), the driving motor (2) is located in the placing cavity (11) and fixedly connected with the inner wall of the shell (1), the transmission rod (21) penetrates through one end of the shell (1), a driving shaft of the driving motor (2) is in driving connection with one end, located in the placing cavity (11), of the transmission rod (21) through a first gear set, the first gear set comprises a bevel gear shaft (22) and a bevel gear disc (23), one end of the bevel gear shaft (22) is fixedly connected with a driving shaft of the driving motor (2), the bevel gear plate (23) is fixedly connected with one end, located in the placing cavity (11), of the transmission rod (21), and the bevel gear shaft (22) is meshed with the bevel gear plate (23) so that the transmission rod (21) can be driven to rotate by the driving motor (2);
transfer line (21) are located place the outer one end in chamber (11) and be equipped with first fixed orifices (211) that radially run through, polish first (3) one end indent have with transfer line (21) sliding fit's notch (31), polish the relative both sides of head (3) all be equipped with second fixed orifices (311) of notch (31) intercommunication, it establishes to polish first (3) through notch (31) cover is established transfer line (21) are located place the outer one in chamber (11) and serve, second fixed orifices (311) with first fixed orifices (211) aim at the back, set screw (4) can be threaded wear to locate second fixed orifices (311) and first fixed orifices (211).
2. A manual sanding device for packaging design according to claim 1, wherein: also comprises a dust absorption mechanism, the dust absorption mechanism comprises a dust absorption cover (5), a bin body (51) and a dust absorption impeller (52), the dust hood (5) is of an umbrella-shaped structure and is internally provided with a cavity, one end of the dust hood (5) is fixedly connected with one end of the shell (1) close to the polishing head (3), the other end of the dust hood is of an open structure and faces the polishing head (3), the inner wall of the dust hood (5) is provided with a plurality of dust absorption holes (501) communicated with the cavity of the dust hood (5), the inner wall of the placing cavity (11) is provided with a communicating opening (12) communicated with the cavity of the dust hood (5), the bin body (51) is in conduction connection with the communication port (12) through a dust removal channel (511), the bin body (51) is divided into a storage part (512) and a suction part (513) by a dustproof net (53), the dust suction impeller (52) is positioned in the suction part (513) and is rotationally connected with the bin body (51); the driving motor (2) is a double-shaft motor, and a driving shaft of the driving motor (2) far away from the bevel gear shaft (22) is in transmission connection with the dust collection impeller (52) through a second gear set.
3. A manual sanding device for packaging design according to claim 2, wherein: the second gear set comprises a first gear (541) and a second gear (542), the first gear (541) is fixedly connected with a driving shaft of the driving motor (2) far away from the bevel gear shaft (22), the second gear (542) is fixedly connected with the dust suction impeller (52), and the first gear (541) and the second gear (542) are meshed with each other.
4. A manual sanding device for packaging design according to claim 2, wherein: the shell (1) is provided with an opening (14) communicated with the storage part (512), the opening (14) is provided with a switch cover (7), one end of the switch cover (7) is hinged to the shell (1), the other end of the switch cover (7) is connected with the shell (1) through a locking screw (71), and the switch cover (7) can be used for sealing the opening (14).
5. A manual sanding device for packaging design according to claim 1, wherein: the transfer line (21) is located place and be equipped with breach (6) on the terminal surface of the outer one end in chamber (11), notch (31) be equipped with breach (6) joint complex arch.
6. A manual sanding device for packaging design according to claim 1, wherein: one end of the shell (1) far away from the polishing head (3) is provided with a plurality of heat dissipation holes (13) communicated with the placing cavity (11).
7. A manual sanding device for packaging design according to claim 1, wherein: a lithium battery (24) is arranged in the shell (1), and the lithium battery (24) is electrically connected with the driving motor (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020303432.0U CN211967024U (en) | 2020-03-12 | 2020-03-12 | Manual grinding device for package design |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020303432.0U CN211967024U (en) | 2020-03-12 | 2020-03-12 | Manual grinding device for package design |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211967024U true CN211967024U (en) | 2020-11-20 |
Family
ID=73393965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020303432.0U Expired - Fee Related CN211967024U (en) | 2020-03-12 | 2020-03-12 | Manual grinding device for package design |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211967024U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117086645A (en) * | 2023-10-16 | 2023-11-21 | 长春职业技术学院 | Electromechanical automatic cutting and grinding integrated machine |
-
2020
- 2020-03-12 CN CN202020303432.0U patent/CN211967024U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117086645A (en) * | 2023-10-16 | 2023-11-21 | 长春职业技术学院 | Electromechanical automatic cutting and grinding integrated machine |
| CN117086645B (en) * | 2023-10-16 | 2023-12-29 | 长春职业技术学院 | Electromechanical automatic cutting and grinding integrated machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206702798U (en) | A kind of double end combined mechanical part polishing device | |
| CN211967024U (en) | Manual grinding device for package design | |
| CN208759191U (en) | Wall surface grinding machine | |
| CN209335284U (en) | A kind of wall surface grinding machine | |
| CN213665650U (en) | Cosmetic sole dead skin grinds equipment that removes with sole | |
| WO2021022999A1 (en) | Automatic nail clipper | |
| CN208084057U (en) | A kind of mahogany furniture polissoir | |
| CN111822750A (en) | Electric hand drill with drill bit cooling function | |
| CN207223642U (en) | A kind of hand electric polisher | |
| CN110170898B (en) | Method for combining photoelectric coupling lens | |
| CN211029296U (en) | Wall grinding device for building | |
| CN211966021U (en) | Electric hand drill with drill bit cooling function | |
| CN210650037U (en) | Metal door and window processing dust removal grinding device | |
| CN220312755U (en) | Metal long round head polishing device | |
| CN213765288U (en) | Grinding device for industrial design | |
| CN220427887U (en) | Grinding device is used in mineral varnish production | |
| CN207696272U (en) | A kind of smart home manufacture workpiece polishing mechanism | |
| CN202062287U (en) | DC (direct current) type triangle grinding and polishing machine | |
| CN213004454U (en) | A small-size plane burnishing machine for building engineering | |
| CN217194559U (en) | Grinding device of cylinder head cover | |
| CN214179486U (en) | Multifunctional nail clippers | |
| CN219005635U (en) | Polishing machine | |
| CN108058236A (en) | A kind of plank planing device of band polishing function | |
| CN214723144U (en) | Polisher with dust collection structure | |
| CN220296807U (en) | Polishing machine for jewelry processing |
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: 20201120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |