CN115106846A - Production process of boron carbide multi-curved-surface bulletproof ceramic - Google Patents
Production process of boron carbide multi-curved-surface bulletproof ceramic Download PDFInfo
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- CN115106846A CN115106846A CN202210722713.3A CN202210722713A CN115106846A CN 115106846 A CN115106846 A CN 115106846A CN 202210722713 A CN202210722713 A CN 202210722713A CN 115106846 A CN115106846 A CN 115106846A
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- ceramic plate
- polishing
- rotating frame
- ceramic
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- 239000000919 ceramic Substances 0.000 title claims abstract description 79
- 229910052580 B4C Inorganic materials 0.000 title claims abstract description 19
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 87
- 238000005498 polishing Methods 0.000 claims abstract description 56
- 238000004140 cleaning Methods 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 238000007494 plate polishing Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000000126 substance Substances 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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
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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
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/22—Single-purpose machines or devices for particular grinding operations not covered by any other main group characterised by a special design with respect to properties of the material of non-metallic articles to be ground
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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
-
- 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
-
- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to the technical field of bulletproof, in particular to a production process of boron carbide multi-curved-surface bulletproof ceramic, which comprises a base and a polishing assembly; the base is provided with a clamp mechanism for fixing the ceramic plate; the base is provided with a first driving mechanism for driving the polishing assembly to horizontally move, the first driving mechanism is connected with a second driving mechanism for driving the polishing assembly to vertically move, the second driving mechanism is fixedly arranged on a movable frame, and the movable frame is connected with the first driving mechanism; the subassembly of polishing includes: a connecting seat and a rotating frame; a first elastic mechanism is arranged between the rotating frame and the connecting seat, and a polishing roller for polishing the surface of the ceramic plate is rotationally connected in the rotating frame; and a guide mechanism moving along the surface of the ceramic plate is connected in the rotating frame; according to the ceramic plate polishing device, the guide mechanism is arranged on the polishing assembly, so that the polishing force of the polishing roller on different curved surfaces of the ceramic plate is the same, and the polishing uniformity of the ceramic plate is improved.
Description
Technical Field
The invention relates to the technical field of bulletproof, in particular to a production process of boron carbide multi-curved-surface bulletproof ceramic.
Background
The boron carbide has the characteristics of low density, high strength, high-temperature stability and good chemical stability, and is used in wear-resistant materials and ceramic reinforcing phases, particularly light armors, reactor neutron absorbers and the like, and the boron carbide bulletproof ceramic needs a polishing device to polish objects after being prepared so as to keep the surface of the ceramic plate smooth.
The ceramic plate polishing device comprises a polishing wheel, a polishing head and a polishing head, wherein the polishing head is arranged on the polishing head, and the polishing head is connected with the polishing head through a connecting rod.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a production process of boron carbide multi-curved-surface bulletproof ceramic, wherein a grinding assembly is provided with a guide mechanism, and the guide mechanism rolls on the surface of a ceramic plate, so that grinding rollers have the same grinding force on different curved surfaces of the ceramic plate, and the problem of poor grinding uniformity of the conventional bulletproof ceramic grinding equipment is solved.
In order to achieve the technical purpose, the specific technical scheme of the invention is as follows, and the production process of the boron carbide multi-curved surface bulletproof ceramic provided by the invention comprises the following steps:
the method comprises the following steps that firstly, a ceramic plate is fixed on a clamp mechanism on a polishing device, and a pushing cylinder drives the ceramic plate to move to the position of a polishing assembly;
step two, the first driving mechanism and the second driving mechanism drive the grinding assembly to move on the surface of the ceramic plate;
thirdly, the guide mechanism moves along the plurality of curved surfaces of the ceramic plate, so that the grinding rollers are driven to uniformly grind different curved surfaces of the ceramic plate;
the polishing device comprises a base and a polishing assembly; the base is provided with a clamp mechanism for fixing the ceramic plate; the base is provided with a first driving mechanism for driving the polishing assembly to horizontally move, the first driving mechanism is connected with a second driving mechanism for driving the polishing assembly to vertically move, the second driving mechanism is fixedly arranged on a movable frame, and the movable frame is connected with the first driving mechanism; the grinding assembly comprises: a connecting seat and a rotating frame; a first elastic mechanism is arranged between the rotating frame and the connecting seat, and a polishing roller for polishing the surface of the ceramic plate is rotationally connected in the rotating frame; and a guide mechanism moving along the surface of the ceramic plate is connected in the rotating frame.
As a preferred technical solution of the present invention, the clamp mechanism includes a clamp seat, a first clamping plate is fixedly connected to the clamp seat, a second clamping plate is slidably connected to the clamp seat, and a second elastic mechanism is connected between the first clamping plate and the second clamping plate.
As a preferred technical scheme of the present invention, the base is provided with a slide rail slidably connected to the clamp seat, the base is provided with a push cylinder for driving the clamp seat to move along the slide rail, and the clamp seat is fixedly connected to a fixing frame fixedly connected to a piston rod of the push cylinder.
As a preferred technical solution of the present invention, a rotating motor is installed on the fixing frame, and a cam for pressing the second clamping plate is fixedly connected to the rotating motor.
As a preferred technical scheme of the present invention, the rotating frame is fixedly connected with a fixing rod, one end of the fixing rod is rotatably connected with the connecting seat, and the first elastic mechanism is connected between the rotating rod and the connecting seat.
As a preferable technical scheme, the rotating frame is of a U-shaped structure, the rotating frame is rotatably connected with a cleaning brush for cleaning the surface of the ceramic plate, and the rotating frame is connected with a driving assembly for driving the grinding roller and the cleaning brush to rotate simultaneously.
As a preferable technical scheme of the invention, the driving assembly comprises a driving motor, and the driving motor is in transmission connection with the grinding roller and the cleaning brush through a belt line.
As a preferable aspect of the present invention, the guide mechanism includes: the guide wheel rolls along the surface of the ceramic plate; the guide wheel is rotatably connected to a rod body, a guide rail which is connected with the rod body in a sliding mode is fixedly connected to the connecting block, and a third elastic mechanism is connected between the rod body and the connecting block.
As a preferable technical scheme of the invention, a sliding hole which is connected with the connecting block in a sliding manner is arranged on the side surface of the rotating frame, and the connecting block is fixedly connected with the rotating frame through a threaded rod.
The beneficial effects of the invention are as follows:
1. according to the ceramic plate polishing device, the guide mechanism is arranged on the polishing assembly, so that during polishing, the guide mechanism moves on different curved surfaces of the ceramic plate, and further the polishing roller is driven to polish on different curved surfaces of the ceramic plate, so that the polishing force of the polishing roller on different curved surfaces of the ceramic plate is the same, and the polishing uniformity is ensured.
2. According to the ceramic plate polishing machine, the first elastic mechanism is arranged between the rotating frame and the connecting seat, the rotating frame is applied with elastic force through the first elastic mechanism, and the third elastic mechanism is arranged on the guide mechanism, so that the guide wheels and the polishing rollers are always kept in contact with the ceramic plate, and the polishing effect on different curved surfaces of the ceramic plate is ensured.
Drawings
Fig. 1 is a schematic structural diagram of a production process of the boron carbide multi-curved bulletproof ceramic provided by the invention.
FIG. 2 is a schematic side view of FIG. 1;
FIG. 3 is a schematic structural view of a clamping mechanism;
FIG. 4 is a schematic diagram of a sanding assembly;
FIG. 5 is a side view of FIG. 4;
fig. 6 is a schematic structural view of the guide mechanism.
In the figure: 1. a base; 2. a first drive mechanism; 3. a movable frame; 4. a second drive mechanism; 5. a clamp mechanism; 51. a clamp base; 52. a first splint; 53. a second splint; 54. a slide rail; 55. a second elastic mechanism; 56. a push cylinder; 57. a fixed mount; 58. a cam; 59. a rotating electric machine; 6. polishing the assembly; 61. a rotating frame; 62. a guide mechanism; 621. a guide wheel; 622. connecting blocks; 623. a guide rail; 624. a rod body; 625. a third elastic mechanism; 626. a threaded rod; 63. a connecting seat; 64. fixing the rod; 65. a first elastic mechanism; 66. grinding a roller; 67. a drive assembly; 68. cleaning the brush; 7. a ceramic plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
The embodiment is a production process of boron carbide multi-curved bulletproof ceramic, as shown in fig. 1 and 2, and comprises the following steps:
firstly, fixing a ceramic plate 7 on a clamp mechanism 5 on a polishing device, and driving the ceramic plate 7 to move to the position of a polishing assembly 6 by a pushing cylinder 56;
step two, the first driving mechanism 2 and the second driving mechanism 4 drive the grinding assembly 6 to move on the surface of the ceramic plate 7;
thirdly, the guide mechanism 62 moves along a plurality of curved surfaces of the ceramic plate 10, and then the grinding roller 66 is driven to uniformly grind different curved surfaces of the ceramic plate;
the polishing device comprises a base 1 and a polishing assembly 6; the base 1 is provided with a clamp mechanism 5 for fixing the ceramic plate 7; the base 1 is provided with a first driving mechanism 2 for driving the polishing assembly 6 to horizontally move, the first driving mechanism 2 is connected with a second driving mechanism 4 for driving the polishing assembly 6 to vertically move, the polishing assembly 6 is connected with the second driving mechanism 4, the second driving mechanism 4 is fixedly arranged on a movable frame 3, and the movable frame 3 is connected with the first driving mechanism 2; the first driving mechanism 2 drives the movable frame 3 to move, and the first driving mechanism 2 and the second driving mechanism 4 are both driven by a motor to drive a screw rod to rotate so as to drive the polishing assembly 6 to move.
As shown in fig. 3, the clamping mechanism 5 includes a clamping seat 51, the clamping seat 51 is slidably connected to the base 1, the base 1 is provided with a slide rail 54 slidably connected to the clamping seat 51, the clamping seat 51 is fixedly connected to a first clamping plate 52, the clamping seat 51 is slidably connected to a second clamping plate 53, a second elastic mechanism 55 is connected between the first clamping plate 52 and the second clamping plate 53, the second elastic mechanism 55 adopts a slide rod and spring structure, the spring is connected to the surface of the slide rod, the second clamping plate 53 slides along the slide rod, the base 1 is provided with a pushing cylinder 56 for driving the clamping seat 51 to move along the slide rail 54, the clamping seat 51 is fixedly connected to a fixing frame 57 fixedly connected to a piston rod of the pushing cylinder 56, the fixing frame 57 is C-shaped, the fixing frame 57 is provided with a rotating motor 59, the rotating motor 59 is fixedly connected to a cam 58 for pressing the second clamping plate 53, when the rotating motor 59 drives the cam 58 to rotate, the cam 58 presses the second clamping plate 53 at one end of the long axis thereof, thereby fixing the ceramic plate 7 between the first clamping plate 52 and the second clamping plate 53.
As shown in fig. 4 and 5, the grinding assembly 6 of the present embodiment includes a connecting seat 63 and a rotating frame 61, wherein the rotating frame 61 is in a U-shaped structure; the second driving mechanism 4 of the connecting seat 63 is connected, the rotating frame 61 is fixedly connected with a fixing rod 64, one end of the fixing rod 64 is rotatably connected with the connecting seat 63, a first elastic mechanism 65 is arranged between the fixing rod 64 and the connecting seat 63, the first elastic mechanism 65 comprises a sliding rod and a spring, the sliding rod is fixedly connected with the fixing rod 64, a strip-shaped hole matched with the sliding rod is formed in the connecting seat 63, a stop block is arranged at the end part of the sliding rod, a polishing roller 66 used for polishing the surface of the ceramic plate 7 is rotatably connected with the rotating frame 61, and a plurality of brush strips are arranged on the surface of the polishing roller 66; the guide mechanism 62 moving along the surface of the ceramic plate 7 is connected in the rotating frame 61, the rotating frame 61 is rotatably connected with a cleaning brush 68 used for cleaning the surface of the ceramic plate 7, the cleaning brush is made of cylindrical sponge materials and used for cleaning the surface of the polished ceramic plate 7, the rotating frame 61 is connected with a driving assembly 67 used for driving the polishing roller 66 and the cleaning brush 68 to rotate simultaneously, the driving assembly 67 comprises a driving motor, the driving motor is connected with the polishing roller 66 through belt line transmission, and the cleaning brush 68 is connected with the polishing roller 66 through belt line transmission; the driving motor, the cleaning brush 68 and the polishing roller rotating shaft are fixedly connected with belt pulleys in transmission connection with a belt line.
As shown in fig. 6, the guide mechanism 62 comprises a connecting block 622 and a guide wheel 621, the connecting block 622 is slidably connected to the side of the rotating frame 61, wherein the guide wheel 621 and the grinding roller 66 are at the same height, and the guide wheel 621 rolls along the surface of the ceramic plate 7 during grinding; the guide wheel 621 is rotatably connected to the end of a rod body 624, a guide rail 623 slidably connected with the rod body 624 is fixedly connected to the connecting block 622, a third elastic mechanism 625 is connected between the rod body 624 and the connecting block 622, the third elastic mechanism 625 comprises a slide rod and a spring, the rod body 624 slides along the slide rod, when the guide wheel 621 contacts with the surface of the ceramic plate 7, the rod body 624 retracts into the slide rail 623, so that the grinding roller 66 just contacts with the surface of the ceramic plate 7, a slide hole slidably connected with the connecting block 622 is formed in the side surface of the rotating frame 61, the connecting block 622 and the rotating frame 61 are fixedly connected through a threaded rod 626, the position of the connecting block 622 can be adjusted through the threaded rod 626, the position of the guide wheel 621 relative to the grinding roller 66 is adjusted, and the grinding force is adjusted.
The working principle is as follows: ceramic plate 10 is fixed on anchor clamps mechanism 5 on base 1, promote cylinder 56 and drive ceramic plate 7 and remove, make ceramic plate 7 and grinding roller 66, the leading wheel 621 contact, first actuating mechanism 2 and second actuating mechanism 4 drive grinding assembly 6 and remove on ceramic plate 7 surface, drive assembly 67 drives grinding roller 66 and rotates, the direction of polishing is from top to bottom, or from bottom to top, roll at the different curved surfaces of ceramic plate 7 through leading wheel 621, change the angle between rotating turret 61 and the connecting seat 63, make and keep the same dynamics between grinding roller 66 and the ceramic plate 7, the homogeneity of polishing to ceramic plate 7 has been improved.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A production process of boron carbide multi-curved surface bulletproof ceramic is characterized by comprising the following steps:
firstly, fixing a ceramic plate (7) on a clamp mechanism (5) on a polishing device, and pushing a cylinder (56) to drive the ceramic plate (7) to move to the position of a polishing assembly (6);
secondly, the first driving mechanism (2) and the second driving mechanism (4) drive the grinding assembly (6) to move on the surface of the ceramic plate (7);
thirdly, the guide mechanism (62) moves along the plurality of curved surfaces of the ceramic plate (10) so as to drive the grinding roller (66) to uniformly grind different curved surfaces of the ceramic plate;
wherein, the grinding device comprises a base (1) and a grinding component (6);
the base (1) is provided with a clamp mechanism (5) for fixing the ceramic plate (7);
a first driving mechanism (2) for driving the polishing assembly (6) to horizontally move is arranged on the base (1), a second driving mechanism (4) for driving the polishing assembly (6) to vertically move is connected to the first driving mechanism (2), the second driving mechanism (4) is fixedly arranged on a moving frame (3), and the moving frame (3) is connected with the first driving mechanism (2);
the grinding assembly (6) comprises:
a connecting seat (63) and a rotating frame (61);
a first elastic mechanism (65) is arranged between the rotating frame (61) and the connecting seat (63), and a grinding roller (66) for grinding the surface of the ceramic plate (7) is rotatably connected to the rotating frame (61);
and a guide mechanism (62) moving along the surface of the ceramic plate (7) is connected in the rotating frame (61).
2. The production process of the boron carbide multi-curved bulletproof ceramic of claim 1, wherein the fixture mechanism (5) comprises a fixture base (51), a first clamping plate (52) is fixedly connected to the fixture base (51), a second clamping plate (53) is slidably connected to the fixture base (51), and a second elastic mechanism (55) is connected between the first clamping plate (52) and the second clamping plate (53).
3. The production process of the boron carbide multi-curved-surface bulletproof ceramic according to claim 2, wherein a sliding rail (54) in sliding connection with the clamp base (51) is arranged on the base (1), a pushing cylinder (56) for driving the clamp base (51) to move along the sliding rail (54) is mounted on the base (1), and a fixing frame (57) fixedly connected with a piston rod of the pushing cylinder (56) is fixedly connected to the clamp base (51).
4. The production process of the boron carbide multi-curved bulletproof ceramic according to claim 3, wherein a rotating motor (59) is mounted on the fixing frame (57), and a cam (58) for pressing the second clamping plate (53) is fixedly connected to the rotating motor (59).
5. The production process of the boron carbide multi-curved bulletproof ceramic according to claim 1 or 4, wherein a fixed rod (64) is fixedly connected to the rotating frame (61), one end of the fixed rod (64) is rotatably connected with the connecting seat (63), and the first elastic mechanism (65) is connected between the rotating rod (64) and the connecting seat (63).
6. The production process of the boron carbide multi-curved-surface bulletproof ceramic according to claim 5, wherein the rotating frame (61) is of a U-shaped structure, a cleaning brush (68) for cleaning the surface of the ceramic plate (7) is rotatably connected to the rotating frame (61), and a driving assembly (67) for driving the grinding roller (66) and the cleaning brush (68) to rotate simultaneously is connected to the rotating frame (61).
7. The production process of the boron carbide multi-curved bulletproof ceramic of claim 6, wherein the driving assembly (67) comprises a driving motor, and the driving motor is in transmission connection with the grinding roller (66) and the cleaning brush (68) through a belt line.
8. The process for producing a boron carbide multifaceted bulletproof ceramic, according to claim 1 or 7, wherein the guiding mechanism (62) comprises:
a connecting block (622) and a guide wheel (621), wherein the guide wheel (621) rolls along the surface of the ceramic plate (7);
leading wheel (621) rotate to be connected on a body of rod (624), on connecting block (622) fixedly connected with body of rod (624) sliding connection's guide rail (623), body of rod (624) with be connected with third elastic mechanism (625) between connecting block (622).
9. The production process of the boron carbide multi-curved-surface bulletproof ceramic according to claim 8, wherein a sliding hole in sliding connection with the connecting block (622) is formed in the side face of the rotating frame (61), and the connecting block (622) is fixedly connected with the rotating frame (61) through a threaded rod (626).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210722713.3A CN115106846A (en) | 2022-06-21 | 2022-06-21 | Production process of boron carbide multi-curved-surface bulletproof ceramic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210722713.3A CN115106846A (en) | 2022-06-21 | 2022-06-21 | Production process of boron carbide multi-curved-surface bulletproof ceramic |
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| Publication Number | Publication Date |
|---|---|
| CN115106846A true CN115106846A (en) | 2022-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210722713.3A Pending CN115106846A (en) | 2022-06-21 | 2022-06-21 | Production process of boron carbide multi-curved-surface bulletproof ceramic |
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| CN (1) | CN115106846A (en) |
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| CN110465879A (en) * | 2019-08-29 | 2019-11-19 | 福建海丝石业有限公司 | A kind of numerical control stone Inner arc plate corase grinding polishing machine |
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| CN212947143U (en) * | 2020-08-24 | 2021-04-13 | 广西建工钢结构有限公司 | Steel construction surface rust cleaning device that polishes |
| CN213164503U (en) * | 2020-08-26 | 2021-05-11 | 无锡市兴杨环保设备有限公司 | A blank pretreatment device for bonderizing production |
| CN215036773U (en) * | 2021-04-20 | 2021-12-07 | 周正飞 | Mechanical and electrical positioning device |
| CN215147861U (en) * | 2021-06-04 | 2021-12-14 | 玉溪巨力油罐有限公司 | Grinding device for auxiliary machining of oil tank production |
| CN215942367U (en) * | 2021-09-18 | 2022-03-04 | 扶绥县海德新材料有限公司 | Automatic laminating device of melamine wainscot paper |
| CN216028699U (en) * | 2021-10-08 | 2022-03-15 | 佛山市威火时代焊接设备有限公司 | Can collect slag environment-friendly plasma cutting machine |
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2022
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| GB8513287D0 (en) * | 1985-05-23 | 1985-07-03 | Exnii Metallorezh Stankov | Spindle jig grinders |
| CN203765419U (en) * | 2014-04-18 | 2014-08-13 | 环球石材（福建）有限公司 | Coarse grinding device for stone inner arc |
| CN204725277U (en) * | 2015-06-16 | 2015-10-28 | 吕云 | A kind of flame curved surface automatic sander |
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| CN215147861U (en) * | 2021-06-04 | 2021-12-14 | 玉溪巨力油罐有限公司 | Grinding device for auxiliary machining of oil tank production |
| CN215942367U (en) * | 2021-09-18 | 2022-03-04 | 扶绥县海德新材料有限公司 | Automatic laminating device of melamine wainscot paper |
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Application publication date: 20220927 |