CN111390739A - Double-side polishing device for curved glass - Google Patents
Double-side polishing device for curved glass Download PDFInfo
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- CN111390739A CN111390739A CN202010245981.1A CN202010245981A CN111390739A CN 111390739 A CN111390739 A CN 111390739A CN 202010245981 A CN202010245981 A CN 202010245981A CN 111390739 A CN111390739 A CN 111390739A
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- rotating shaft
- rotating
- plate
- curved glass
- double
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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
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
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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
- B24B27/0023—Other grinding machines or devices grinding machines with a plurality of working posts
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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
- B24B27/003—Other grinding machines or devices using a tool turning around the work-piece
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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
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
Abstract
The invention provides a double-sided polishing device for curved glass, which comprises a bottom plate, wherein a first rotating shaft is rotatably connected to the bottom plate, a rotating cylinder is fixed outside the first rotating shaft, and a positioning arc plate and a second rotating shaft are respectively arranged on two sides of the rotating cylinder; an inner polishing layer is arranged on one side surface of the rotating cylinder, a first vacuum suction hole is formed in the other side surface of the rotating cylinder, and the top end of the first rotating shaft is further connected with a first motor; a second vacuum suction hole is formed in the side face, close to the rotating cylinder, of the positioning arc-shaped plate; the polishing sleeve is fixed outside the second rotating shaft, an outer polishing layer covers the outer surface of the polishing sleeve, the top of the second rotating shaft is connected with a second motor, the top of the second rotating shaft is further rotatably connected with a rotating plate, and one end, close to the first rotating shaft, of the rotating plate is connected with a third motor. In the device, the inner surface and the outer surface of the curved glass can be efficiently and reliably polished, the processing precision is high, the processing efficiency is high, and the occupied space of the device is small.
Description
Technical Field
The invention relates to glass polishing, and particularly discloses a double-side polishing device for curved glass.
Background
The glass has good perspective and light transmission performance and good space division capability. Different products need to use different shapes of glass, and the curved glass can be applied to the fields of curved display screens, curved windows and the like.
In the application field of difference, the smoothness requirement on the glass surface is also different, along with the continuous development of science and technology, also higher and higher to glass's requirement, most glass all need polish processing before the delivery, among the prior art, curved surface glass's polishing processing is usually that the workman polishes to curved surface glass through handheld burnishing machine, the polishing distance is difficult to be controlled, and the long-time working strength who holds the burnishing machine of workman is big, prior art is low to curved surface glass's polishing processing yields, and machining efficiency is low.
Disclosure of Invention
Therefore, it is necessary to provide a double-side polishing device for curved glass, which can efficiently polish both surfaces of curved glass, and has high processing precision and high processing efficiency.
In order to solve the prior art problem, the invention discloses a double-sided polishing device for curved glass, which comprises a bottom plate, wherein a first rotating shaft is rotatably connected on the bottom plate, a rotating cylinder is fixed outside the first rotating shaft, and a positioning arc plate and a second rotating shaft are respectively arranged on two sides of the rotating cylinder;
a bracket is fixed on the bottom plate, the top end of the first rotating shaft is rotatably connected with the bracket, an inner polishing layer is arranged on one side surface of the rotating cylinder, a plurality of first vacuum suction holes are formed in the other side surface of the rotating cylinder, and the top end of the first rotating shaft is also connected with a first motor;
the positioning arc plate is fixed on the bottom plate, and a plurality of second vacuum suction holes are formed in the side face, close to the rotating cylinder, of the positioning arc plate;
the polishing sleeve is fixed outside the second rotating shaft, the outer surface of the polishing sleeve is covered with an outer polishing layer, the top of the second rotating shaft is connected with a second motor, the top of the second rotating shaft is rotatably connected with a rotating plate, one end, close to the first rotating shaft, of the rotating plate is connected with a third motor, a first arc-shaped seat is arranged below the second rotating shaft, a first track groove is formed in the first arc-shaped seat, a first slider is slidably connected in the first track groove and is rotatably connected with the second rotating shaft, a second arc-shaped seat is arranged outside one end, far away from the first rotating shaft, of the rotating plate, a second track groove is formed in one side, close to the rotating plate, of the second arc-shaped seat, a second slider is slidably connected in the second track groove, and the second slider.
Furthermore, the bottom end of the first rotating shaft is connected with the bottom plate through a first bearing, and the top end of the first rotating shaft is connected with the support through a second bearing.
Furthermore, the bottom end of the second rotating shaft is connected with the first sliding block through a third bearing, and the top end of the second rotating shaft is connected with the rotating plate through a fourth bearing.
Furthermore, the inner polishing layer and the outer polishing layer are both glass polishing paper.
Furthermore, all the first vacuum suction holes are connected with the same first vacuum cavity, and the first vacuum cavity is connected with a first vacuum joint.
Furthermore, all the second vacuum suction holes are connected with the same second vacuum cavity, and the second vacuum cavities are connected with second vacuum connectors.
Furthermore, a first anti-slip layer is arranged on one side face, away from the inner polishing layer, of the rotating cylinder, and the first vacuum suction hole penetrates through the first anti-slip layer.
Furthermore, the side face, close to the rotating cylinder, of the positioning arc-shaped plate is covered with a second anti-skid layer, and a second vacuum suction hole penetrates through the second anti-skid layer.
Further, the first anti-slip layer and the second anti-slip layer are both rubber layers.
Furthermore, a third track groove is formed in the second arc-shaped seat, a third sliding block is connected in the third track groove in a sliding mode, a limiting rotating plate is fixedly connected with the third sliding block, and the limiting rotating plate is fixedly connected with a shell of the second motor.
The invention has the beneficial effects that: the invention discloses a double-side polishing device for curved glass, which is provided with a special positioning polishing structure, wherein the inner surface and the outer surface of the curved glass can be efficiently and reliably polished, the processing precision is high, the processing efficiency is high, the polishing process does not need direct operation of hands, the human resources can be effectively saved, the safety is good, the working strength of workers is low, the polishing of the inner surface and the outer surface of the curved glass is transferred to different stations in a rotating mode, the occupied space of the device is small, the investment cost of the device is lower, the polishing action is stable and reliable, and the processing action is coherent.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
FIG. 2 is a schematic cross-sectional view of a rotating cylinder according to the present invention.
Fig. 3 is a schematic sectional view of the positioning arc plate according to the present invention.
The reference signs are: the polishing device comprises a base plate 10, a bracket 11, a first rotating shaft 20, a first bearing 201, a second bearing 202, a rotating cylinder 21, an inner polishing layer 22, a first vacuum suction hole 23, a first vacuum cavity 231, a first vacuum joint 232, a first motor 24, a first anti-slip layer 25, a positioning arc-shaped plate 30, a second vacuum suction hole 31, a second vacuum cavity 311, a second vacuum joint 312, a second anti-slip layer 32, a second rotating shaft 40, a third bearing 401, a fourth bearing 402, a polishing layer 41, an outer polishing layer 411, a second electrode 42, a rotating plate 43, a third motor 44, a limiting rotating plate 45, a first arc-shaped seat 50, a first track groove 51, a first sliding block 52, a second arc-shaped seat 60, a second track groove 61, a second sliding block 62, a third track groove 63 and a third sliding block 64.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Refer to fig. 1 to 3.
The embodiment of the invention discloses a double-side polishing device for curved glass, which comprises a bottom plate 10, wherein a first rotating shaft 20 which vertically rotates is rotatably connected to the bottom plate 10, a rotating cylinder 21 is sleeved and fixed at the center of the first rotating shaft 20, the first rotating shaft 20 penetrates through the circle center of the rotating cylinder 21, two sides of the rotating cylinder 21 are respectively provided with a positioning arc-shaped plate 201 and a second rotating shaft 40, the circle center of the first arc-shaped plate is coaxial with the circle center of the rotating cylinder 21, and the second rotating shaft 40 is parallel to the first rotating shaft 20;
a support 11 is fixed on the bottom plate 10, the top end of a first rotating shaft 20 is rotatably connected with the support 11, an inner polishing layer 22 is arranged on the outer surface of one side of a rotating cylinder 21, a plurality of first vacuum suction holes 23 which are uniformly distributed are formed in the other side surface of the rotating cylinder 21, a first motor 24 is further connected to the top end of the first rotating shaft 20, a shell of the first motor 24 is fixed in the support 11, and an output shaft of the first motor 24 is coaxially and fixedly connected with the first rotating shaft 20;
the positioning arc-shaped plate 201 is fixed on the bottom plate 10, a plurality of second vacuum suction holes 31 which are uniformly distributed are arranged on the side surface of the positioning arc-shaped plate 201 close to the rotating cylinder 21, namely, a plurality of second vacuum suction holes 31 are arranged on the inner side of the positioning arc-shaped plate 201;
a polishing sleeve 41 is sleeved and fixed outside the center of the second rotating shaft 40, an outer polishing layer 411 covers the outer surface of the polishing sleeve 41, a second motor 42 is connected to the top of the second rotating shaft 40, an output shaft of the second motor 42 is coaxially and fixedly connected with the second rotating shaft 40, a rotating plate 43 is further rotatably connected to the top of the second rotating shaft 40, a third motor 44 is connected to one end of the rotating plate 43, which is close to the first rotating shaft 20, an output shaft of the third motor 44 is fixedly connected with one end of the rotating plate 43, a housing of the third motor 44 is fixed in the bracket 11, preferably, the third motor 44 is positioned above the first motor 24, an output shaft of the third motor 44 is coaxial with the first rotating shaft 20, a first arc seat 50 is arranged below the second rotating shaft 40, the first arc seat 50 is fixed on the bottom plate 10, a first rail groove 51 which is matched with the first arc seat 50 in shape is arranged on the first arc seat 50, and a first slide block 52 is connected in the, the first slider 52 is rotatably connected with the bottom end of the second rotating shaft 40, the bottom end of the second rotating shaft 40 slides in the first track groove 51 through the first slider 52, so that the movement of the second rotating shaft 40 is stable and reliable, the first slider 52 is rotatably connected with the second rotating shaft 40, so that the rotation of the second rotating shaft 40 is not affected and the position of the first slider 52 is not affected, a second arc-shaped seat 60 is arranged outside one end of the rotating plate 43 away from the first rotating shaft 20, the first rotating shaft 20 passes through the center of the second arc-shaped seat 60, the second arc-shaped seat 60 is fixedly connected in the bracket 11, a second track groove 61 with a shape matched with that of the second arc-shaped seat 60 is arranged on one side of the second arc-shaped seat 60 close to the rotating plate 43, a second slider 62 is slidably connected in the second track groove 61, the second slider 62 is fixedly connected with the rotating plate 43, the top end of the second rotating shaft 40 indirectly slides in the second track groove 61 through the second slider 62, the motion of the second rotating shaft 40 can be ensured to be stable and reliable.
When the polishing device is used, curved glass is placed on one side, close to the rotating cylinder 21, of the positioning arc plate 201, the second vacuum suction hole 31 is vacuumized, so that the curved glass is adsorbed and fixed, the rotating cylinder 21 is driven to rotate by the first motor 24 through the first rotating shaft 20, the inner side face of the curved glass is polished by the inner polishing layer 22, after inner side polishing is completed, the rotating cylinder 21 is driven to rotate by the first motor 24 through the first rotating shaft 20, the first vacuum suction hole 23 is opposite to the inner side of the curved glass, the first vacuum suction hole 23 is vacuumized, so that the curved glass is adsorbed and fixed, the curved glass is loosened after the second vacuum suction hole 31 is deflated, the rotating cylinder 21 is driven to rotate by the first motor 24 through the first rotating shaft 20, the curved glass reaches the working area of the polishing sleeve 41 under the adsorption and positioning of the first vacuum suction hole 23, the polishing sleeve 41 is driven to rotate by the second electrode through the second rotating shaft 40, the outer polishing layer 411 polishes and polishes the outer side surface of the curved glass, the third motor 44 drives the rotating plate 43 to rotate, the second rotating shaft 40 rotates around the third motor 44, at the moment, the polishing sleeve 41 rotates automatically and revolves around the third motor 44, and the outer polishing layer 411 achieves uniform and reliable polishing and polishing on the outer side surface of the curved glass.
In this embodiment, the bottom end of the first rotating shaft 20 is connected to the base plate 10 through a first bearing 201, and the top end of the first rotating shaft 20 is connected to the bracket 11 through a second bearing 202.
In this embodiment, the bottom end of the second rotating shaft 40 is connected to the first slider 52 through a third bearing 401, and the top end of the second rotating shaft 40 is connected to the rotating plate 43 through a fourth bearing 402.
In this embodiment, the inner polishing layer 22 and the outer polishing layer 411 are glass polishing paper, which is also called glass polishing sand paper, and fixed on the surface of the carrier by gluing, etc., and the inner polishing layer 22 and the outer polishing layer 411 may also be polishing cloth, polishing leather, etc.
In this embodiment, all the first vacuum suction holes 23 are connected to the same first vacuum chamber 231, the first vacuum chamber 231 is located in the rotating cylinder 21, the first vacuum chamber 231 is connected to a first vacuum connector 232, and the first vacuum connector 232 is connected to a first vacuum machine through a hose.
Based on the above embodiment, all the second vacuum suction holes 31 are connected to the same second vacuum chamber 311, the second vacuum chamber 311 is located in the positioning arc 201, the second vacuum chamber 311 is connected to the second vacuum connector 312, the second vacuum connector 312 is connected to the second vacuum machine through a pipe, and the first vacuum suction holes 23 and the second vacuum suction holes 31 can work independently.
In this embodiment, a side of the rotating cylinder 21 away from the inner polishing layer 22 is provided with a first anti-slip layer 25, the first vacuum suction hole 23 is arranged through the first anti-slip layer 25, the adsorption positioning effect on the curved glass can be improved through the first anti-slip layer 25, and meanwhile, damage caused by alignment when positioning the curved glass can be avoided.
Based on the above embodiment, the side that the location arc 201 is close to the rotating cylinder 21 covers has second skid resistant course 32, and second vacuum suction hole 31 runs through the setting of second skid resistant course 32, can improve the absorption location effect to curved surface glass through second skid resistant course 32, and the while can avoid aligning when realizing the location to curved surface glass and cause the damage.
Based on the above embodiment, the first anti-slip layer 25 and the second anti-slip layer 32 are both rubber layers, and rubber has good elasticity and anti-slip performance, so that curved glass can be prevented from being damaged, and meanwhile, the positioning effect can be ensured.
In this embodiment, the second arc-shaped seat 60 is provided with a third track groove 63 having a shape matching the second arc-shaped seat 60, a third slider 64 is slidably connected in the third track groove 63, the third slider 64 is fixedly connected with the limit rotating plate 45, the limit rotating plate 45 is fixedly connected with the housing of the second motor 42, and the housing of the second motor 42 slides in the third track groove 63 through the third slider 64, so that the second motor 42 can be ensured to stably and reliably follow the rotation of the rotating plate 43.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The double-sided polishing device for the curved glass is characterized by comprising a bottom plate (10), wherein a first rotating shaft (20) is rotatably connected to the bottom plate (10), a rotating cylinder (21) is fixed outside the first rotating shaft (20), and a positioning arc-shaped plate (201) and a second rotating shaft (40) are respectively arranged on two sides of the rotating cylinder (21);
a support (11) is fixed on the bottom plate (10), the top end of the first rotating shaft (20) is rotatably connected with the support (11), an inner polishing layer (22) is arranged on one side surface of the rotating cylinder (21), a plurality of first vacuum suction holes (23) are formed in the other side surface of the rotating cylinder (21), and the top end of the first rotating shaft (20) is further connected with a first motor (24);
the positioning arc-shaped plate (201) is fixed on the bottom plate (10), and a plurality of second vacuum suction holes (31) are formed in the side surface, close to the rotating cylinder (21), of the positioning arc-shaped plate (201);
a polishing sleeve (41) is fixed outside the second rotating shaft (40), an outer polishing layer (411) covers the outer surface of the polishing sleeve (41), a second motor (42) is connected to the top of the second rotating shaft (40), a rotating plate (43) is further rotatably connected to the top of the second rotating shaft (40), a third motor (44) is connected to one end, close to the first rotating shaft (20), of the rotating plate (43), a first arc-shaped seat (50) is arranged below the second rotating shaft (40), a first track groove (51) is formed in the first arc-shaped seat (50), a first sliding block (52) is slidably connected in the first track groove (51), the first sliding block (52) is rotatably connected with the second rotating shaft (40), a second arc-shaped seat (60) is arranged outside one end, far away from the first rotating shaft (20), of the rotating plate (43), and a second track groove (61) is arranged on one side, close to the rotating plate (43), of the second arc-shaped seat (60), a second sliding block (62) is connected in the second track groove (61) in a sliding manner, and the second sliding block (62) is fixedly connected with the rotating plate (43).
2. A double-sided polishing device for curved glass according to claim 1, characterized in that the bottom end of the first rotating shaft (20) is connected with the bottom plate (10) through a first bearing (201), and the top end of the first rotating shaft (20) is connected with the bracket (11) through a second bearing (202).
3. A double-sided polishing device for curved glass according to claim 1 or 2, wherein the bottom end of the second rotating shaft (40) is connected to the first slider (52) through a third bearing (401), and the top end of the second rotating shaft (40) is connected to the rotating plate (43) through a fourth bearing (402).
4. A double-sided polishing device for curved glass according to claim 1, wherein the inner polishing layer (22) and the outer polishing layer (411) are both glass polishing paper.
5. A double-sided polishing device for curved glass according to claim 1, wherein all the first vacuum suction holes (23) are connected with the same first vacuum chamber (231), and the first vacuum chamber (231) is connected with a first vacuum joint (232).
6. A double-sided polishing device for curved glass according to claim 5, characterized in that all the second vacuum suction holes (31) are connected with the same second vacuum chamber (311), and the second vacuum chamber (311) is connected with a second vacuum joint (312).
7. A double-sided polishing device for curved glass according to claim 1, characterized in that a side of the rotating cylinder (21) away from the inner polishing layer (22) is provided with a first anti-slip layer (25), and the first vacuum suction hole (23) is arranged through the first anti-slip layer (25).
8. A double-sided polishing device for curved glass according to claim 7, wherein the side of the positioning arc-shaped plate (201) close to the rotating cylinder (21) is covered with a second anti-slip layer (32), and the second vacuum suction hole (31) is disposed through the second anti-slip layer (32).
9. A double-sided polishing device for curved glass according to claim 8, characterized in that the first anti-slip layer (25) and the second anti-slip layer (32) are both rubber layers.
10. A double-sided polishing device for curved glass according to claim 1, wherein a third track groove (63) is formed in the second arc-shaped seat (60), a third sliding block (64) is slidably connected to the third track groove (63), the third sliding block (64) is fixedly connected with a limiting rotating plate (45), and the limiting rotating plate (45) is fixedly connected with a casing of the second motor (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010245981.1A CN111390739B (en) | 2020-03-31 | 2020-03-31 | Double-side polishing device for curved glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010245981.1A CN111390739B (en) | 2020-03-31 | 2020-03-31 | Double-side polishing device for curved glass |
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| Publication Number | Publication Date |
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| CN111390739A true CN111390739A (en) | 2020-07-10 |
| CN111390739B CN111390739B (en) | 2021-07-02 |
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| CN202010245981.1A Active CN111390739B (en) | 2020-03-31 | 2020-03-31 | Double-side polishing device for curved glass |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113927461A (en) * | 2021-11-02 | 2022-01-14 | 宁波工程学院 | Arc panel burnishing device is used in electromechanical device processing |
| CN114324065A (en) * | 2021-12-24 | 2022-04-12 | 净呼吸生物科技有限公司 | Detection device for detecting water absorption of sanitary towel |
| CN115302388A (en) * | 2022-09-14 | 2022-11-08 | 安徽晶晶玻璃制品有限公司 | Colored glass manufacturing device and method with fixed-point polishing curved surface |
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| CN209954439U (en) * | 2019-04-12 | 2020-01-17 | 成都西偌帕斯光电科技有限责任公司 | Cambered surface grinding device for optical glass arc array |
| CN210115784U (en) * | 2019-05-29 | 2020-02-28 | 上海汇冲精密机械制造有限公司 | Double-sided abrasive belt grinding structure |
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| CN113927461A (en) * | 2021-11-02 | 2022-01-14 | 宁波工程学院 | Arc panel burnishing device is used in electromechanical device processing |
| CN113927461B (en) * | 2021-11-02 | 2022-09-27 | 宁波工程学院 | Arc panel burnishing device is used in electromechanical device processing |
| CN114324065A (en) * | 2021-12-24 | 2022-04-12 | 净呼吸生物科技有限公司 | Detection device for detecting water absorption of sanitary towel |
| CN114324065B (en) * | 2021-12-24 | 2023-04-07 | 净呼吸生物科技有限公司 | Detection device for detecting water absorption of sanitary towel |
| CN115302388A (en) * | 2022-09-14 | 2022-11-08 | 安徽晶晶玻璃制品有限公司 | Colored glass manufacturing device and method with fixed-point polishing curved surface |
| CN115302388B (en) * | 2022-09-14 | 2023-12-12 | 安徽晶晶玻璃制品有限公司 | Device and method for manufacturing colored glass by fixed-point polishing of curved surface |
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