CN214237510U - Corner polishing device for processing waterproof lens of lamp - Google Patents
Corner polishing device for processing waterproof lens of lamp Download PDFInfo
- Publication number
- CN214237510U CN214237510U CN202023344109.7U CN202023344109U CN214237510U CN 214237510 U CN214237510 U CN 214237510U CN 202023344109 U CN202023344109 U CN 202023344109U CN 214237510 U CN214237510 U CN 214237510U
- Authority
- CN
- China
- Prior art keywords
- lens
- edge
- rotary table
- waterproof
- waterproof lens
- 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.)
- Active
Links
- 238000005498 polishing Methods 0.000 title claims abstract description 43
- 238000012545 processing Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 230000002093 peripheral effect Effects 0.000 claims abstract description 10
- 238000013519 translation Methods 0.000 claims description 18
- 241001465382 Physalis alkekengi Species 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims 1
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The utility model belongs to the technical field of polishing the edges of waterproof lenses, in particular to a corner polishing device for processing waterproof lenses of lamps, which comprises a working frame, an upper rotary table, a lower rotary table, a corner polishing mechanism and an edge polishing mechanism, wherein the upper rotary table, the lower rotary table, the corner polishing mechanism and the edge polishing mechanism are arranged on the working frame; the lower rotary table comprises a lens template which can coaxially rotate with the waterproof lens; the belt sander is used for sanding the edge of the waterproof lens when the second positioning bearing is attached to the peripheral edge of the lens sample plate and moves along the peripheral edge of the lens sample plate; the edge and corner polishing mechanism is arranged on the working rack in a sliding manner, and when the first positioning bearing is attached to the periphery of the lens sample plate and moves along the periphery of the lens sample plate, the belt polisher polishes the edge and corner of the edge of the waterproof lens. Can utilize border grinding machanism to polish to the border of waterproof lens earlier, then utilize edges and corners grinding machanism to successively polish to the edges and corners of the waterproof lens who goes on the border to polish to realize successively polishing of waterproof lens border and edges and corners.
Description
Technical Field
The utility model belongs to the technical field of waterproof lens border is polished, concretely relates to corner grinding device for processing lamps and lanterns waterproof lens.
Background
Lamps and lanterns need cooperate the use of lens when using, and the lens that present market used need do the structure and carry out waterproofly, if there is aqueous vapor entering lamp pearl between support and lens, the lamp pearl meets water then can take place to burn out, influences the lamps and lanterns life-span.
Waterproof lens often need carry out the polishing of corner before using, and the polishing mode of current waterproof lens often directly adopts artifical polishing mode to polish, lacks the device that can all polish to the border of waterproof lens and waterproof lens's edges and corners among the prior art.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that waterproof lens's border and edges and corners were polished, this scheme provides a corner grinding device for processing lamps and lanterns waterproof lens, carries out edges and corners through edges and corners grinding machanism and border grinding machanism respectively and polishes with the border, can effectually accomplish the operation of polishing of lamps and lanterns waterproof lens's border.
The utility model discloses the technical scheme who adopts does:
a corner polishing device for processing a waterproof lens of a lamp comprises a working rack, an upper rotary table, a lower rotary table, a corner polishing mechanism and an edge polishing mechanism, wherein the upper rotary table, the lower rotary table, the corner polishing mechanism and the edge polishing mechanism are arranged on the working rack; the upper rotary table is arranged right above the lower rotary table, the upper rotary table can be matched with the lower rotary table to clamp and rotate the waterproof lens to be polished, and the lower rotary table comprises a lens sample plate which can coaxially rotate with the waterproof lens; the edge polishing mechanism is arranged on the working rack in a sliding manner and comprises a second positioning bearing and a belt sander which can move synchronously, and when the second positioning bearing is attached to the peripheral edge of the lens sample plate and moves along the peripheral edge of the lens sample plate, the belt sander is used for sanding the edge of the waterproof lens; the edge grinding mechanism is arranged on the working rack in a sliding mode, the edge grinding mechanism comprises a first positioning bearing and an edge grinding wheel which are coaxially arranged, and when the first positioning bearing is attached to the periphery of the lens sample plate and moves along the periphery of the lens sample plate, the edge grinding wheel is used for grinding the edge of the waterproof lens edge through the belt type grinder.
Optionally: the belt sander comprises a driving wheel, a vertical bracket, a sanding paper tape and two guide wheels; two equal rotatable settings of guide pulley and action wheel are on vertical support, and one of them guide pulley setting is directly over another guide pulley, and the abrasive paper area cover is between action wheel and two guide pulleys, and this abrasive paper area is driven and is polished the border of waterproof lens by the action wheel.
Optionally: the grinding direction of the grinding paper tape is perpendicular to the rotation direction of the waterproof lens.
Optionally: the edge polishing mechanism also comprises a translation table and a second spring, the translation table is slidably arranged on the working rack, the second positioning bearing and the belt sander are both arranged on the translation table, and two ends of the second spring are respectively connected with the translation table and the working rack; the translation stage can be manually controlled to be close to the lens template or be away from the lens template under the elastic force of the second spring.
Optionally: the lower rotary table also comprises a rotary motor, a lower rotary table shaft, a lower rotary table and a lower die plate; the lower die disc and the lens sample plate are detachably connected to the lower rotary seat, and the lower die disc is used for being supported below the waterproof lens; the lower rotary seat is connected to a rotating shaft of a rotating motor through a lower rotary table shaft.
Optionally: the lower die disc is in an inverted frustum shape, and the upper end face of the lower die disc is provided with a groove.
Optionally: the shell of the rotating motor is fixed on the working frame.
Optionally: the edge angle polishing mechanism also comprises a grinding wheel table, a first spring, a first positioning bearing, a grinding wheel shaft and a grinding wheel motor; the edge angle grinding wheel and the first positioning bearing are connected to a grinding wheel shaft, and the grinding wheel motor is arranged on the grinding wheel table and drives the grinding wheel shaft to rotate; two ends of the first spring are respectively connected with the grinding wheel table and the working machine frame; the grinding wheel table can be close to the lens template under manual control or away from the lens template under the elastic force of the first spring.
Optionally: a guide rod is vertically arranged on the grinding wheel table, and a lifting table is arranged on the guide rod; the upper end of the grinding wheel shaft passes through the lifting platform and is connected with the edge angle grinding wheel.
Optionally: the upper rotary table comprises an upper die plate, an upper rotary support, a lifting shaft, a pillow block and an upper rotary base; the upper die plate is detachably connected to the boss, the boss is rotatably connected with the lifting shaft, the lifting shaft is connected to the upper rotating support in the L shape, and the upper rotating support is connected to the working rack.
The utility model has the advantages that:
1. according to the scheme, the edge polishing mechanism can be used for polishing the edge of the waterproof lens, and then the edge polishing mechanism is used for polishing the edge of the waterproof lens subjected to edge polishing in sequence, so that the edge and the edge of the waterproof lens are polished in sequence;
2. the border grinding machanism in this scheme adopts belt grinding machanism, can utilize the face structure to polish to the border of waterproof lens to make waterproof lens by the face of polishing more level and smooth, this structure can polish in advance the edges and corners, and border and edges and corners polish respectively, thereby guarantee the border of polishing and polish the independence of edges and corners.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a corner polishing device for processing a waterproof lens of a lamp in the scheme;
FIG. 2 is a block diagram of the lower turntable and edge grinding mechanism of the corner grinding apparatus;
figure 3 is a block diagram of the upper turntable and corner grinding mechanism of the corner grinding apparatus.
In the figure: 1-rotating the rotary table upwards; 11-loading a mould disc; 12-upper rotating bracket; 13-a lifting shaft; 14-a pillow block; 15-upward rotation of the rotary base; 2-a corner polishing mechanism; 21-a corner angle grinding wheel; 22-a lifting platform; 23-a guide bar; 24-a first spring; 25-a first positioning bearing; 26-a grinding wheel shaft; 27-a wheel motor; 28-grinding wheel table; 3-lower rotary table; 31-a rotating electrical machine; 32-lower turntable shaft; 33-down swivel; 34-lower die plate; 35-a lens template; 4-a working frame; 5-edge grinding mechanism; 51-a guide wheel; 52-abrasive paper straps; 53-vertical supports; 54-a driving wheel; 55-a translation stage; 56-a second spring; 57-a second positioning bearing; 6-waterproof lens.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be briefly described below with reference to the accompanying drawings and the description of the embodiments or the prior art, and it is obvious that the following description of the structure of the accompanying drawings is only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without any inventive work.
The technical solution provided by the present invention will be described in detail by way of embodiments with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto.
In some instances, some embodiments are not described or not in detail, as they are conventional or customary in the art.
Furthermore, the technical features described herein, or the steps of all methods or processes disclosed, may be combined in any suitable manner in one or more embodiments, in addition to the mutually exclusive features and/or steps. It will be readily appreciated by those of skill in the art that the order of the steps or operations of the methods associated with the embodiments provided herein may be varied. Any order in the drawings and examples is for illustrative purposes only and does not imply that a certain order is required unless explicitly stated to be required.
The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The terms "connected" and "coupled" when used in this application, encompass both direct and indirect connections, and also include both direct and indirect connections, where appropriate and without making any inconsistency.
Example 1
As shown in fig. 1-3, the present embodiment designs a corner polishing device for processing a waterproof lens of a lamp, which includes a working frame 4, and an upper rotating table 1, a lower rotating table 3, a corner polishing mechanism 2, an edge polishing mechanism 5, and the like, which are disposed on the working frame 4.
The upper rotary table 1 is arranged right above the lower rotary table 3, the upper rotary table 1 can be matched with the lower rotary table 3 to clamp and rotate the waterproof lens 6 to be polished, and the lower rotary table 3 comprises a lens sample plate 35 which can rotate coaxially with the waterproof lens 6. The upper rotary table 1 and the lower rotary table 3 are matched to clamp the waterproof lens 6 between the upper rotary table and the lower rotary table, and when the upper rotary table 1 is pressed above the waterproof lens 6 by utilizing self gravity; when the waterproof lens 6 rotates along with the lower rotary table 3, the edge of the waterproof lens 6 contacts the edge polishing mechanism 5 and is polished by the edge polishing mechanism 5.
The edge grinding mechanism 5 is slidably arranged on the working rack 4, and the edge grinding mechanism 5 comprises a second positioning bearing 57, a belt grinder, a translation table 55, a second spring 56 and the like; the translation table 55 is slidably arranged on the working rack 4, and the second positioning bearing 57 and the belt sander are both arranged on the translation table 55 and can move synchronously; two ends of the second spring 56 are respectively connected with the translation table 55 and the working machine frame 4; the belt sander comprises a driving wheel 54, a vertical bracket 53, a sanding paper belt 52 and two guide wheels 51; the two guide wheels 51 and the driving wheel 54 are rotatably arranged on the vertical bracket 53, one guide wheel is arranged right above the other guide wheel, the abrasive paper belt 52 is sleeved between the driving wheel 54 and the two guide wheels 51, and the abrasive paper belt 52 is driven by the driving wheel 54 and grinds the edge of the waterproof lens 6; the sanding direction of the sanding paper tape 52 is perpendicular to the direction of rotation of the waterproof lens 6.
The edge grinding mechanism 2 is slidably arranged on the working rack 4, the edge grinding mechanism 5 comprises a first positioning bearing 25 and an edge grinding wheel 21 which are coaxially arranged, and when the first positioning bearing 25 is attached to the periphery of the lens template 35 and moves along the periphery of the lens template, the edge of the waterproof lens 6 is ground by the belt type grinder.
When the structure is used, a semi-automatic mode is adopted for operation, the belt sander is started, and when the lower rotary table 3 starts to rotate, the translation table 55 is manually controlled to be close to the lens sample plate 35, and when the second positioning bearing 57 is attached to the peripheral edge of the lens sample plate 35 and moves along the peripheral edge of the lens sample plate, the belt sander is used for sanding the edge of the waterproof lens 6; after polishing, the translation stage 55 is moved away from the lens template 35 by the elastic force of the second spring 56; the edge of the waterproof lens 6 can be polished to the same edge profile as the lens template 35, by polishing.
Example 2
As shown in fig. 2, based on the structure of embodiment 1, the lower rotary table 3 further includes a rotary motor 31, a lower rotary table shaft 32, a lower rotary table 33 and a lower die plate 34; the lower die disc 34 is in an inverted frustum shape, and the upper end surface of the lower die disc 34 is provided with a groove; the housing of the rotating electrical machine 31 is fixed on the working frame 4; a lower mold plate 34 and a lens template 35 are detachably connected to the lower swivel base 33, and the lower mold plate 34 is used for being held below the waterproof lens 6; the lower swivel base 33 is connected to a rotating shaft of the rotating motor 31 through a lower turntable shaft 32.
The upper rotary table 1 comprises an upper mold plate 11, an upper rotary support 12, a lifting shaft 13, a pillow block 14 and an upper rotary table 15; the upper die plate 11 is detachably connected to a pillow block 14, the pillow block 14 is rotatably connected with a lifting shaft 13, the lifting shaft 13 is connected to an L-shaped upper rotating bracket 12, and the upper rotating bracket 12 is connected to the working machine frame 4.
The lower turntable 3 and the upper turntable 1 can be matched to fix the waterproof lens 6, and can be provided with a corresponding lens template 35.
Example 3
As shown in fig. 3, based on the structure of embodiment 1, the edge grinding mechanism 2 further includes a grinding wheel table 28, a first spring 24, a first positioning bearing 25, a grinding wheel shaft 26, and a grinding wheel motor 27; the edge angle grinding wheel 21 and the first positioning bearing 25 are both connected to a grinding wheel shaft 26, and a grinding wheel motor 27 is arranged on a grinding wheel table 28 and drives the grinding wheel shaft 26 to rotate; two ends of the first spring 24 are respectively connected with the grinding wheel table 28 and the working machine frame 4; a guide rod 23 is vertically arranged on the grinding wheel table 28, and a lifting table 22 is arranged on the guide rod 23; the upper end of the grinding wheel shaft 26 passes through the elevating table 22 and is connected with the corner grinding wheel 21.
When the structure is used, after the grinding wheel motor 27 is started, the edge angle grinding wheel 21 starts to rotate, the grinding wheel table 28 is manually controlled to be close to the lens sample plate 35, and when the first positioning bearing 25 is attached to the peripheral edge of the lens sample plate 35 and moves along the peripheral edge of the lens sample plate, the edge angle grinding wheel 21 is used for grinding the edge angle of the edge of the waterproof lens 6; after finishing the polishing, the translation stage 55 is moved away from the lens template 35 by the elastic force of the first spring 24.
The above examples are merely for clearly illustrating the examples and are not intended to limit the embodiments; other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. The utility model provides a processing lamps and lanterns are corner grinding device for waterproof lens which characterized in that: comprises a working frame (4), an upper rotary table (1), a lower rotary table (3), a corner polishing mechanism (2) and an edge polishing mechanism (5) which are arranged on the working frame (4); the upper rotary table (1) is arranged right above the lower rotary table (3), the upper rotary table (1) can be matched with the lower rotary table (3) to clamp and rotate a waterproof lens (6) to be polished, and the lower rotary table (3) comprises a lens sample plate (35) which can coaxially rotate with the waterproof lens (6); the edge polishing mechanism (5) is arranged on the working rack (4) in a sliding manner, the edge polishing mechanism (5) comprises a second positioning bearing (57) and a belt sander which can move synchronously, and when the second positioning bearing (57) is attached to the peripheral edge of the lens template (35) and moves along the peripheral edge, the belt sander is used for sanding the edge of the waterproof lens (6); edge grinding machanism (2) slidable sets up on work frame (4), and this border grinding machanism (5) are including first location bearing (25) and edge grinding wheel (21) of coaxial setting, and when first location bearing (25) laminating was followed the removal of its week edge in the week edge of lens model (35), this belt sander polished the edge at waterproof lens (6) border.
2. A corner grinding device for processing a waterproof lens of a lamp according to claim 1, characterized in that: the belt sander comprises a driving wheel (54), a vertical bracket (53), a sanding paper belt (52) and two guide wheels (51); two guide wheels (51) and drive wheel (54) all rotatable setting are on vertical support (53), and one of them guide wheel setting is directly over another guide wheel, and dull polish paper tape (52) cover is in drive wheel (54) and between two guide wheels (51), and this dull polish paper tape (52) are driven by drive wheel (54) and are polished the border of waterproof lens (6).
3. A corner grinding device for processing a waterproof lens of a lamp according to claim 2, characterized in that: the sanding direction of the sanding paper tape (52) is perpendicular to the rotation direction of the waterproof lens (6).
4. A corner grinding device for processing a waterproof lens of a lamp according to claim 3, characterized in that: the edge grinding mechanism (5) further comprises a translation table (55) and a second spring (56), the translation table (55) is slidably arranged on the working rack (4), a second positioning bearing (57) and the belt grinder are both arranged on the translation table (55), and two ends of the second spring (56) are respectively connected with the translation table (55) and the working rack (4); the translation stage (55) can be moved close to the lens template (35) under manual control or moved away from the lens template (35) by the elastic force of the second spring (56).
5. A corner grinding device for processing a waterproof lens of a lamp according to claim 1, characterized in that: the lower rotary table (3) also comprises a rotary motor (31), a lower rotary table shaft (32), a lower rotary table (33) and a lower die plate (34); the lower die plate (34) and the lens sample plate (35) are both detachably connected to the lower rotary seat (33), and the lower die plate (34) is used for being supported below the waterproof lens (6); the lower rotary seat (33) is connected to the rotating shaft of the rotating motor (31) through a lower rotary table shaft (32).
6. A corner grinding device for processing a waterproof lens of a lamp according to claim 5, wherein: the lower die disc (34) is in an inverted frustum shape, and the upper end surface of the lower die disc (34) is provided with a groove.
7. A corner grinding device for processing a waterproof lens of a lamp according to claim 5, wherein: the shell of the rotating motor (31) is fixed on the working frame (4).
8. A corner grinding device for processing a waterproof lens of a lamp according to claim 1, characterized in that: the edge angle grinding mechanism (2) also comprises a grinding wheel table (28), a first spring (24), a first positioning bearing (25), a grinding wheel shaft (26) and a grinding wheel motor (27); the edge angle grinding wheel (21) and the first positioning bearing (25) are connected to a grinding wheel shaft (26), and a grinding wheel motor (27) is arranged on a grinding wheel table (28) and drives the grinding wheel shaft (26) to rotate; two ends of the first spring (24) are respectively connected with the grinding wheel table (28) and the working machine frame (4); the grinding wheel table (28) can be moved close to the lens template (35) under manual control or moved away from the lens template (35) by the elastic force of the first spring (24).
9. A corner grinding device for processing a waterproof lens of a lamp according to claim 8, wherein: a guide rod (23) is vertically arranged on the grinding wheel table (28), and a lifting table (22) is arranged on the guide rod (23); the upper end of the grinding wheel shaft (26) passes through the lifting platform (22) and is connected with the corner angle grinding wheel (21).
10. A corner grinding device for processing a waterproof lens of a lamp according to claim 1, characterized in that: the upper rotary table (1) comprises an upper mold plate (11), an upper rotary support (12), a lifting shaft (13), a shaft platform (14) and an upper rotary table (15); go up mould dish (11) detachable and be connected to on pillow block (14), pillow block (14) and lift axle (13) rotatable connection, lift axle (13) are connected on L shape last rotating support (12), go up rotating support (12) and connect on work frame (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202023344109.7U CN214237510U (en) | 2020-12-30 | 2020-12-30 | Corner polishing device for processing waterproof lens of lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202023344109.7U CN214237510U (en) | 2020-12-30 | 2020-12-30 | Corner polishing device for processing waterproof lens of lamp |
Publications (1)
Publication Number | Publication Date |
---|---|
CN214237510U true CN214237510U (en) | 2021-09-21 |
Family
ID=77723587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202023344109.7U Active CN214237510U (en) | 2020-12-30 | 2020-12-30 | Corner polishing device for processing waterproof lens of lamp |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN214237510U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116276538A (en) * | 2023-02-03 | 2023-06-23 | 重庆鸿全兴业金属制品股份有限公司 | Self-aligning floating tensioning type material grain removing and edge pulling mechanism |
CN116765981A (en) * | 2023-08-24 | 2023-09-19 | 扬州市宝余光电有限公司 | Lens edging device and method |
-
2020
- 2020-12-30 CN CN202023344109.7U patent/CN214237510U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116276538A (en) * | 2023-02-03 | 2023-06-23 | 重庆鸿全兴业金属制品股份有限公司 | Self-aligning floating tensioning type material grain removing and edge pulling mechanism |
CN116765981A (en) * | 2023-08-24 | 2023-09-19 | 扬州市宝余光电有限公司 | Lens edging device and method |
CN116765981B (en) * | 2023-08-24 | 2023-10-27 | 扬州市宝余光电有限公司 | Lens edging device and method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN214237510U (en) | Corner polishing device for processing waterproof lens of lamp | |
CN114131441B (en) | Glass cup rim of a cup grinding device | |
CN209919605U (en) | Burnishing device is used to lathe supporting part | |
CN113245936B (en) | Be used for reading bookshelf production to use panel grinding device | |
CN216029890U (en) | An edge grinding device for optical lens processing | |
CN214817322U (en) | Glass grinding device | |
CN213319273U (en) | Aluminum plate production and processing is with side cut burring device of polishing | |
CN213106071U (en) | Polishing device with good polishing effect for machining of mechanical parts | |
CN219684813U (en) | Cutter processing is with cutting edge polisher | |
CN218964873U (en) | Polishing and processing machine for motor shaft rotating shaft | |
CN216991354U (en) | Cell-phone touch-sensitive screen burnishing machine | |
CN217702813U (en) | Grinding machine driving mechanism for roller production | |
CN217596689U (en) | Edge grinding device for producing hollow glass | |
CN216098355U (en) | Lifting assembly of polishing machine | |
CN218620874U (en) | Leather grinding machine for leather processing | |
CN218904845U (en) | Polishing machine for polishing burrs of hardware fittings | |
CN218837174U (en) | Grinding machine | |
CN217572258U (en) | Clamping and polishing integrated device for machining circular castings | |
CN213225652U (en) | Polishing machine convenient for replacing polishing disc for plate processing | |
CN220761945U (en) | Rotation axis burnishing and polishing device | |
CN210413945U (en) | Grinding and polishing device for hardware fittings | |
CN222741113U (en) | Automatic sand throwing device for commutator segments | |
CN217860477U (en) | Optical lens milling device | |
CN222134436U (en) | A straight line edge grinding device for glass production | |
CN214445123U (en) | Polisher capable of reducing dust diffusion |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |