CN114310604B - Commercial pipe inner wall equipment of polishing - Google Patents
Commercial pipe inner wall equipment of polishing Download PDFInfo
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- CN114310604B CN114310604B CN202111459496.5A CN202111459496A CN114310604B CN 114310604 B CN114310604 B CN 114310604B CN 202111459496 A CN202111459496 A CN 202111459496A CN 114310604 B CN114310604 B CN 114310604B
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Abstract
The invention relates to polishing equipment, in particular to commercial circular tube inner wall polishing equipment. Technical problems: the commercial circular tube inner wall polishing equipment is high in machining precision and capable of reducing working strength. The technical proposal is as follows: commercial pipe inner wall equipment of polishing, including: the bottom plate and the first cylinder are symmetrically arranged at the top of the bottom plate; the first support plates are arranged between the upper parts of the first cylinders in a sliding manner; the first springs are symmetrically arranged between the bottom of the first supporting plate and the first cylinder; the motor is arranged on the first supporting plate; and a polishing column is arranged on the motor output shaft. According to the invention, the clamping mechanism is arranged, so that the round tube is prevented from shaking when the round tube is polished by the polishing column, and the processing precision is further improved; by arranging the dumping mechanism, people can conveniently clean the scraps; through being equipped with cooling mechanism, for polishing the post cooling, avoid expend with heat and contract with cold's reason can lead to polishing the post card and can't pull out at the pipe inner wall.
Description
Technical Field
The invention relates to polishing equipment, in particular to commercial circular tube inner wall polishing equipment.
Background
At present, the rust of pipe inside is difficult to use the manual work to handle, need process the pipe inner wall with the help of beating the processing equipment, guarantee the smooth level of its pipe inner wall, thereby improve the production quality of pipe, current equipment of polishing, the structure is more complicated, it is relatively poor to lead to the degree of fit between a plurality of mechanisms, not only the power consumption is higher simultaneously still increased people's working strength, the in-process of polishing the pipe inner wall simultaneously, because the reason of expend with heat and contract with cold can lead to polishing the post card and can't pull out at the pipe inner wall, thereby bring great inconvenience for people's polishing work, it is lower to lead to reducing machining efficiency, the machining precision is relatively poor.
Therefore, in view of the above problems, a commercial pipe inner wall polishing apparatus is provided which reduces the working strength and has high machining accuracy.
Disclosure of Invention
In order to overcome the defects of improved working strength and poorer processing precision, the technical problem is that: the commercial circular tube inner wall polishing equipment is high in machining precision and capable of reducing working strength.
The technical proposal is as follows: commercial pipe inner wall equipment of polishing, including:
the bottom plate and the first cylinder are symmetrically arranged at the top of the bottom plate;
the first support plates are arranged between the upper parts of the first cylinders in a sliding manner;
the first springs are symmetrically arranged between the bottom of the first supporting plate and the first cylinder;
the motor is arranged on the first supporting plate;
the motor output shaft is provided with a polishing column;
the rotating mechanism is arranged on the bottom plate;
the pressing mechanism is arranged in the middle of the bottom plate.
Preferably, the rotation mechanism includes:
the first base is arranged on the bottom plate;
the first base is provided with a semicircular pipe ring;
the upper part of the semicircular pipe ring is rotatably provided with a handle.
Preferably, the pushing mechanism includes:
the middle part of the bottom plate is provided with a second supporting plate;
the top of the second supporting plate is provided with two supporting columns;
a handle is rotatably arranged at the upper part of the support column at one side;
the upper part of the support column on one side is rotationally provided with a first gear;
the upper part of the support column on one side is rotatably provided with a second gear, and the first gear is meshed with the second gear;
the first rack is arranged on the first supporting plate and is matched with the second gear.
Preferably, the device further comprises a clamping mechanism, and the clamping mechanism comprises:
the inner bottom of the semicircular pipe ring is provided with a fixed column;
the inner bottom of the semicircular pipe ring is provided with a first guide block;
the inner bottom of the semicircular pipe ring is provided with a second guide block;
the lower part of the second guide block is provided with the first trapezoid block in a sliding manner;
the triangular block is arranged between the upper parts of the first guide block and the second guide block in a sliding manner;
the second springs are arranged between the tops of the triangular blocks and the first guide blocks and between the tops of the triangular blocks and the second guide blocks;
the third guide block is arranged between the upper parts of the first guide block and the second guide block in a sliding manner, and is positioned above the triangular block;
the second cylinder is arranged on the third guide block;
and a third spring is arranged between the second cylinder and the first supporting plate.
Preferably, the method further comprises:
the semicircular pipe ring is provided with a pouring mechanism;
the connecting mechanism is arranged on the semicircular pipe ring.
Preferably, the connecting mechanism comprises:
the inner wall of the semicircular pipe ring is provided with a third cylinder;
the second round shaft is arranged on the third cylinder in a sliding mode, and the second round shaft is connected with the pouring mechanism component.
Preferably, the pouring mechanism comprises:
the semicircular pipe ring is provided with a drawer in a sliding manner;
the middle of the bottom of the semicircular pipe ring is provided with a circular ring;
the inner wall of the circular ring is provided with a circular supporting block;
the circular supporting block is provided with a third base;
the semicircular pipe ring is provided with a guide post;
ding Zikuai, the guide post is provided with Ding Zikuai in a sliding manner;
the second rack is arranged on the second round shaft;
the third gear is rotatably arranged on the third base and matched with the second rack.
Preferably, the cooling device further comprises a cooling mechanism, and the cooling mechanism comprises:
the top of the grinding column is slidably provided with the first semicircular block;
the U-shaped block is arranged on the first semicircular block;
the top of the grinding column is provided with a second semicircular block;
the U-shaped block is symmetrically and slidably provided with a third trapezoid block, and the third trapezoid block is slidably connected with the second semicircle block;
and two fifth springs are symmetrically arranged between the third trapezoid block and the U-shaped block.
The beneficial effects of the invention are as follows: according to the invention, the clamping mechanism is arranged, so that the round tube is prevented from shaking when the round tube is polished by the polishing column, and the processing precision is further improved; by arranging the dumping mechanism, people can conveniently clean the scraps; through being equipped with cooling mechanism, for polishing the post cooling, avoid expend with heat and contract with cold's reason can lead to polishing the post card and can't pull out at the pipe inner wall.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of a partial perspective structure of the present invention.
Fig. 3 is a schematic view of a partial perspective structure of the present invention.
Fig. 4 is a schematic perspective view of a rotating mechanism according to the present invention.
Fig. 5 is a schematic perspective view of a pushing mechanism of the present invention.
Fig. 6 is a schematic perspective view of a clamping mechanism according to the present invention.
Fig. 7 is a schematic perspective view of a first pouring mechanism according to the present invention.
Fig. 8 is a schematic perspective view of a second pouring mechanism according to the present invention.
Fig. 9 is a schematic perspective view of a first cooling mechanism according to the present invention.
Fig. 10 is a schematic perspective view of a second cooling mechanism according to the present invention.
Fig. 11 is a schematic perspective view of a connecting mechanism according to the present invention.
Reference numerals illustrate: 1_first support plate, 2_first cylinder, 3_first spring, 4_bottom plate, 5_motor, 6_grinding column, 7_rotation mechanism, 70_first base, 71_semicircle ring, 72_handle, 8_hold down mechanism, 80_second support plate, 81_support column, 82_handle, 83_first gear, 84_second gear, 85_first rack, 9_clamping mechanism, 90_fixing column, 91_first guide block, 92_second guide block, 93_first trapezoid block, 94_triangle block, 95_second spring, 96_third guide block, 97_second cylinder, 98_third spring, 10_pouring mechanism, 1001_drawer, 1002_semicircle ring, 1003_round support block, 1004_third base, 1005_butyl block, 1006_second rack, 1007_third gear, 1008_guide column, 11_cooling mechanism, 1100_first semicircle block, 1101_second semicircle block, 1102_u-shaped block, 1103_third trapezoid block, 96_third guide block, 97_second cylinder, 98_third cylinder, 1005_third cylinder, and 1201_third cylinder.
Detailed Description
The following description is of the preferred embodiments of the invention, and is not intended to limit the scope of the invention.
Example 1
The utility model provides a commercial pipe inner wall equipment of polishing, as shown in fig. 1-5, including first backup pad 1, first cylinder 2, first spring 3, bottom plate 4, motor 5, polish post 6, rotary mechanism 7 and push down mechanism 8, the symmetry is equipped with first cylinder 2 around bottom plate 4 top left side, sliding type is equipped with first backup pad 1 between the 2 upper portions of first cylinder, the symmetry is equipped with first spring 3 between 1 bottom of first backup pad and the first cylinder 2, 1 right side of first backup pad is equipped with motor 5, be equipped with on the motor 5 output shaft and polish post 6, be equipped with rotary mechanism 7 on the bottom plate 4, the bottom plate 4 middle part is equipped with push down mechanism 8.
The rotating mechanism 7 comprises a first base 70, a semicircular pipe ring 71 and a handle 72, the first base 70 is arranged on the bottom plate 4, the semicircular pipe ring 71 is arranged on the first base 70, and the handle 72 is arranged on the upper portion of the semicircular pipe ring 71 in a rotating mode.
The pushing mechanism 8 comprises a second support plate 80, a support column 81, a handle 82, a first gear 83, a second gear 84 and a first rack 85, wherein the second support plate 80 is arranged in the middle of the bottom plate 4, two support columns 81 are arranged on the left side of the top of the second support plate 80, the handle 82 is rotatably arranged on the left side of the upper portion of the support column 81 on the front side, the first gear 83 is rotatably arranged on the upper portion of the support column 81 on the rear side, the second gear 84 is rotatably arranged on the right side of the upper portion of the support column 81 on the front side, the first gear 83 is meshed with the second gear 84, the first rack 85 is arranged on the left side of the first support plate 1, and the first rack 85 is matched with the second gear 84.
When people need to polish the inner wall of a round pipe, firstly, the semicircular pipe ring 71 is opened, then a bearing platform is placed in the semicircular pipe ring 71, the round pipe is placed on the bearing platform, then the motor 5 is started, the output shaft of the motor 5 drives the polishing column 6 to rotate, then the handle 82 is manually rotated, the handle 82 drives the first gear 83 to rotate reversely, then the second gear 84 is driven to rotate forwardly, the second gear 84 is meshed with the first gear 85, then the first gear 85 is driven to move downwards, the first gear 85 drives the first support plate 1 to move downwards, the first spring 3 is compressed, the first support plate 1 drives the motor 5 to move downwards, the motor 5 drives the polishing column 6 to move downwards to contact the round pipe, further the polishing column 6 polishes the round pipe, after polishing is completed, the handle 82 is manually rotated again, the handle 82 drives the first gear 83 to rotate forwardly, then the second gear 84 is driven to rotate reversely, the second gear 84 is meshed with the first gear 85, then the first gear 85 drives the first support plate 1 to reset, then the first support plate 1 drives the motor 5 to reset, the motor 5 drives the polishing column 6 to move downwards, the first support plate 1 to reset, then the motor 5 drives the polishing column 6 to separate from the first support plate 1 to move downwards, the polishing column 3 to move downwards, the polishing column to contact the round pipe, and then the semicircular pipe is reset, and the semicircular pipe is closed, and then the semicircular pipe is closed, and the round pipe is closed, and the reset and the round pipe is closed.
Example 2
On the basis of embodiment 1, as shown in fig. 6-11, the clamping mechanism 9 further comprises a clamping mechanism 9, the clamping mechanism 9 comprises a fixing column 90, a first guide block 91, a second guide block 92, a first trapezoid block 93, a triangular block 94, a second spring 95, a third guide block 96, a second cylinder 97 and a third spring 98, the fixing column 90 is arranged on the left side of the inner bottom of the semicircular tube ring 71, the first guide block 91 is arranged on the right front side of the inner bottom of the semicircular tube ring 71, the second guide block 92 is arranged on the right rear side of the inner bottom of the semicircular tube ring 71, the first trapezoid block 93 is arranged on the lower portion of the second guide block 92 in a sliding mode, the triangular block 94 is arranged between the upper portions of the first guide block 91 and the second guide block 92 in a sliding mode, the second spring 95 is arranged between the top of the triangular block 94 and the first guide block 91, the third guide block 96 is arranged between the upper portions of the first guide block 91 and the second guide block 92 in a sliding mode, the third guide block 96 is arranged above the triangular block 96, the third guide block 96 is arranged on the left side of the semicircular tube ring 71, and the third cylinder 97 is arranged between the third cylinder 97 and the third support plate 1 is arranged.
When the first supporting plate 1 moves downwards, the third spring 98 is compressed, the first supporting plate 1 drives the second cylinder 97 to move downwards through the third spring 98, the second cylinder 97 drives the third guide block 96 to move downwards, when the third guide block 96 contacts with the triangular block 94, the triangular block 94 is further driven to move downwards, the second spring 95 is stretched, when the triangular block 94 contacts with the first trapezoid block 93, the first trapezoid block 93 is further driven to move leftwards, so that the first trapezoid block 93 clamps a round tube, people do not need to hold the round tube at this time, when the first supporting plate 1 moves upwards, the third spring 98 is reset, the first supporting plate 1 drives the second cylinder 97 to move upwards, the second cylinder 97 drives the third guide block 96 to move upwards, when the third guide block 96 is separated from the triangular block 94, the second spring 95 resets, the triangular block 94 is reset, the triangular block 94 is separated from the third guide block 96, the round tube is loosened, and people can take out the round tube at this time.
The automatic feeding device also comprises a pouring mechanism 10 and a connecting mechanism 12, wherein the pouring mechanism 10 is arranged on the semicircular tube ring 71, and the connecting mechanism 12 is arranged on the semicircular tube ring 71.
The connecting mechanism 12 comprises a third cylinder 1200 and a second circular shaft 1201, the inner wall of the semicircular tube ring 71 is provided with the third cylinder 1200, the third cylinder 1200 is provided with the second circular shaft 1201 in a sliding manner, and the second circular shaft 1201 is connected with the component of the pouring mechanism 10.
The pouring mechanism 10 comprises a drawer 1001, a circular ring 1002, a circular supporting block 1003, a third base 1004, a T-shaped block 1005, a second rack 1006, a third gear 1007 and a guide post 1008, wherein the drawer 1001 is arranged on the front side of the semicircular ring 71 in a sliding manner, the circular ring 1002 is arranged in the middle of the inner bottom of the semicircular ring 71, the circular supporting block 1003 is arranged on the inner wall of the circular ring 1002, the third base 1004 is arranged on the circular supporting block 1003, the guide post 1008 is arranged on the rear side of the semicircular ring 71, the T-shaped block 1005 is arranged on the guide post 1008 in a sliding manner, the second rack 1006 is arranged on the second circular shaft 1201, the third gear 1007 is arranged on the rear side of the third base 1004 in a rotating manner, and the third gear 1007 is matched with the second rack 1006.
The T-shaped block 1005 is deviated from a certain angle, then the round tube is placed on the third base 1004, after the round tube is placed, the T-shaped block 1005 is reset, when the round tube is polished, a person takes out the round tube upwards, the round tube is in contact with the T-shaped block 1005, the T-shaped block 1005 is driven to move upwards, the T-shaped block 1005 drives the second round shaft 1201 to move upwards, the second round shaft 1201 drives the second rack 1006 to move upwards, the second rack 1006 is meshed with the third gear 1007, the third gear 1007 is driven to rotate, the third gear 1007 drives the third base 1004 to rotate, scraps in the third base 1004 are poured into the drawer 1001, after scraps are poured into the drawer 1001, the person manually moves the T-shaped block 1005 downwards again, the T-shaped block 1005 drives the second round shaft 1201 to move downwards, the second round shaft 1201 drives the second rack 1006 to move downwards, the second rack 1006 is meshed with the third gear 1007 is driven to rotate, the third gear 1007 drives the third base 1004 to reset, and after scraps in the drawer 1001 reach a certain amount, the scraps in the drawer 1001 are taken out, and the scraps in the drawer 1001 are reset, and then the scraps in the drawer 1001 are cleaned.
The cooling mechanism 11 comprises a first semicircular block 1100, a second semicircular block 1101, a U-shaped block 1102, a third trapezoidal block 1103 and a fifth spring 1104, wherein the first semicircular block 1100 is arranged on the left side of the top of the grinding column in a sliding mode, the U-shaped block 1102 is arranged on the first semicircular block 1100, the second semicircular block 1101 is arranged on the right side of the top of the grinding column, the third trapezoidal block 1103 is arranged on the right side of the U-shaped block 1102 in a sliding mode in a front-back symmetry mode, the third trapezoidal block 1103 is connected with the second semicircular block 1101 in a sliding mode, and two fifth springs 1104 are arranged between the third trapezoidal block 1103 and the U-shaped block 1102 in a bilateral symmetry mode.
When the temperature of the polishing column 6 is too high, people can move the U-shaped block 1102 leftwards, the U-shaped block 1102 drives the first semicircular block 1100 and the third trapezoidal block 1103 to move leftwards, the third trapezoidal block 1103 is separated from the groove on the second semicircular block 1101, the fifth spring 1104 is compressed, the first semicircular block 1100 is taken down, water is sprayed on the top of the polishing column 6 to cool the polishing column 6, and then the first semicircular block 1100 and parts on the first semicircular block are reset.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present invention.
Claims (2)
1. Commercial pipe inner wall equipment of polishing, its characterized in that includes:
the bottom plate (4) and the first cylinder (2), wherein the first cylinder (2) is symmetrically arranged at the top of the bottom plate (4);
the first support plates (1) are arranged between the upper parts of the first cylinders (2) in a sliding manner;
the first springs (3) are symmetrically arranged between the bottom of the first supporting plate (1) and the first cylinder (2);
a motor (5), wherein the motor (5) is arranged on the first supporting plate (1);
the polishing column (6) is arranged on the output shaft of the motor (5);
a rotating mechanism (7), wherein the rotating mechanism (7) is arranged on the bottom plate (4);
the pressing mechanism (8) is arranged in the middle of the bottom plate (4), and the pressing mechanism (8) is arranged in the middle of the bottom plate;
the rotating mechanism (7) comprises:
a first base (70), a first base (70) is arranged on the bottom plate (4);
a semicircular pipe ring (71), wherein the semicircular pipe ring (71) is arranged on the first base (70);
a handle (72), wherein the handle (72) is rotatably arranged at the upper part of the semicircular pipe ring (71);
the pushing mechanism (8) comprises:
the middle part of the bottom plate (4) is provided with a second supporting plate (80);
the support columns (81) are arranged at the tops of the second support plates (80);
a handle (82), wherein the upper part of the support column (81) at one side is rotatably provided with the handle (82);
a first gear (83), wherein the upper part of the support column (81) on one side is rotatably provided with the first gear (83);
a second gear (84), wherein the second gear (84) is rotatably arranged on the upper part of the support column (81) on one side, and the first gear (83) is meshed with the second gear (84);
the first rack (85) is arranged on the first supporting plate (1), and the first rack (85) is matched with the second gear (84);
the device also comprises a clamping mechanism (9), wherein the clamping mechanism (9) comprises:
the inner bottom of the semicircular pipe ring (71) is provided with a fixed column (90);
a first guide block (91) is arranged at the inner bottom of the semicircular tube ring (71);
the inner bottom of the semicircular pipe ring (71) is provided with a second guide block (92);
the lower part of the second guide block (92) is provided with the first trapezoid block (93) in a sliding manner;
the triangular block (94) is arranged between the upper parts of the first guide block (91) and the second guide block (92) in a sliding manner;
the second springs (95) are arranged between the tops of the triangular blocks (94) and the first guide blocks (91) and the second guide blocks (92);
the third guide block (96), there is third guide block (96) between upper portion of the first guide block (91) and second guide block (92) slidably, the third guide block (96) locates above the triangular block (94);
the second cylinder (97) is arranged on the third guide block (96), and the second cylinder (97) is arranged on the third guide block;
a third spring (98), wherein the third spring (98) is arranged between the second cylinder (97) and the first supporting plate (1);
the method also comprises the following steps:
the pouring mechanism (10) is arranged on the semicircular pipe ring (71);
the connecting mechanism (12) is arranged on the semicircular tube ring (71);
the connecting mechanism (12) comprises:
a third cylinder (1200), the inner wall of the semicircular pipe ring (71) is provided with the third cylinder (1200);
the second circular shaft (1201) is arranged on the third cylinder (1200) in a sliding mode, and the second circular shaft (1201) is connected with a part of the pouring mechanism (10);
the pouring mechanism (10) comprises:
a drawer (1001), wherein the drawer (1001) is arranged on the semicircular tube ring (71) in a sliding manner;
a circular ring (1002), wherein the middle of the inner bottom of the semicircular pipe ring (71) is provided with the circular ring (1002);
the inner wall of the circular ring (1002) is provided with a circular supporting block (1003);
the third base (1004), the round supporting block (1003) is provided with the third base (1004);
a guide column (1008) is arranged on the semicircular tube ring (71);
ding Zikuai (1005), the guide post (1008) is provided with Ding Zikuai (1005) in a sliding manner;
a second rack (1006), the second circular shaft (1201) is provided with the second rack (1006);
and a third gear (1007), wherein a third gear (1007) is rotatably arranged on the third base (1004), and the third gear (1007) is matched with the second rack (1006).
2. The commercial circular tube inner wall polishing device according to claim 1, further comprising a cooling mechanism (11), wherein the cooling mechanism (11) comprises:
a first semicircular block (1100), wherein the top of the grinding column is provided with the first semicircular block (1100) in a sliding manner;
the U-shaped block (1102) is arranged on the first semicircular block (1100);
a second semicircular block (1101), wherein the top of the grinding column is provided with the second semicircular block (1101);
the third trapezoid block (1103) is symmetrically and slidably arranged on the U-shaped block (1102), and the third trapezoid block (1103) is slidably connected with the second semicircular block (1101);
and two fifth springs (1104) are symmetrically arranged between the third trapezoid block (1103) and the U-shaped block (1102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111459496.5A CN114310604B (en) | 2021-12-02 | 2021-12-02 | Commercial pipe inner wall equipment of polishing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111459496.5A CN114310604B (en) | 2021-12-02 | 2021-12-02 | Commercial pipe inner wall equipment of polishing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114310604A CN114310604A (en) | 2022-04-12 |
| CN114310604B true CN114310604B (en) | 2023-09-19 |
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ID=81048749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111459496.5A Active CN114310604B (en) | 2021-12-02 | 2021-12-02 | Commercial pipe inner wall equipment of polishing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114310604B (en) |
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| CN210524578U (en) * | 2019-08-14 | 2020-05-15 | 枣庄通晟液压机械有限公司 | Waste material receiving device for numerical control machine tool |
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| CN112476160A (en) * | 2020-12-17 | 2021-03-12 | 九江职业技术学院 | Polishing device for interior of automobile connector |
| CN212823234U (en) * | 2020-08-11 | 2021-03-30 | 安徽理工大学 | Special turnover worktable for wire cut electrical discharge machining |
| CN213828260U (en) * | 2020-10-23 | 2021-07-30 | 中旗(湖北)新材料有限公司 | Quartz stone plate burnishing and polishing device |
| CN113510543A (en) * | 2021-04-20 | 2021-10-19 | 周小福 | Quick equipment of polishing of birdcage frame inner circle |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5233791A (en) * | 1992-03-02 | 1993-08-10 | Mcqueen Jr Joe C | Apparatus for grinding the internal surface of pipe |
| KR20110003622A (en) * | 2009-07-06 | 2011-01-13 | 한국주철관공업주식회사 | Inside grinding apparatus of cast iron pipe with ellipse or curved shape |
| CN109551363A (en) * | 2018-12-17 | 2019-04-02 | 湘潭大学 | A kind of novel internal cooling grinding grinding wheel |
| CN210524578U (en) * | 2019-08-14 | 2020-05-15 | 枣庄通晟液压机械有限公司 | Waste material receiving device for numerical control machine tool |
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| CN211163352U (en) * | 2019-10-15 | 2020-08-04 | 周飞 | Quick refrigerated grinding apparatus |
| CN212823234U (en) * | 2020-08-11 | 2021-03-30 | 安徽理工大学 | Special turnover worktable for wire cut electrical discharge machining |
| CN213828260U (en) * | 2020-10-23 | 2021-07-30 | 中旗(湖北)新材料有限公司 | Quartz stone plate burnishing and polishing device |
| CN112476160A (en) * | 2020-12-17 | 2021-03-12 | 九江职业技术学院 | Polishing device for interior of automobile connector |
| CN113510543A (en) * | 2021-04-20 | 2021-10-19 | 周小福 | Quick equipment of polishing of birdcage frame inner circle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114310604A (en) | 2022-04-12 |
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