CN114210731B - Adjustable roll machine - Google Patents
Adjustable roll machine Download PDFInfo
- Publication number
- CN114210731B CN114210731B CN202111496604.6A CN202111496604A CN114210731B CN 114210731 B CN114210731 B CN 114210731B CN 202111496604 A CN202111496604 A CN 202111496604A CN 114210731 B CN114210731 B CN 114210731B
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- bevel gear
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- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 239000010935 stainless steel Substances 0.000 claims description 13
- 229910001220 stainless steel Inorganic materials 0.000 claims description 13
- 238000005096 rolling process Methods 0.000 abstract description 15
- 230000009347 mechanical transmission Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 10
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
- B21B13/02—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with axes of rolls arranged horizontally
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/16—Adjusting or positioning rolls
- B21B31/20—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis
- B21B31/22—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis mechanically, e.g. by thrust blocks, inserts for removal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
- B21B13/02—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with axes of rolls arranged horizontally
- B21B2013/021—Twin mills
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The invention relates to the technical field of roller machines and discloses an adjustable roller machine. According to the invention, the mounting frame can be driven to move up and down through the adjusting mechanism, so that the mounting frame can be conveniently moved to an ideal height for use, the workpiece can be conveniently pulled, the phenomenon of damage caused by friction between the workpiece and the machine table is prevented, the first roller and the second roller can be driven to rotate forward and reversely through the transmission mechanism, the workpiece between the first roller and the second roller can be conveniently rolled repeatedly, the forming quality of the workpiece is improved, the workpiece can be conveniently processed in a short time, the rolling is performed in a mechanical transmission mode, and the rolling quality is good.
Description
Technical Field
The invention relates to the technical field of roller machines, in particular to an adjustable roller machine.
Background
The rolling mill is a tool for plastic deformation of rolled materials, the rolled materials are rolled by utilizing the pressure generated when a pair or a group of rollers roll, the rolling mill is mainly subjected to the influences of dynamic and static loads, abrasion and temperature change during rolling, the types of the rollers are many, the conventional roller types of the rolling mill at present are three main types of cast steel rollers, cast iron rollers and forging rollers according to the classification of the rollers, a small number of hard alloy rollers are arranged on a profile rolling mill, and the rolling mill is used for rolling test metal or alloy samples to be tested in a laboratory to obtain samples with required thickness and width, so that the measurement, test, observation and the like of the comprehensive performance of the samples are realized.
When the existing roller machine is used, on one hand, the workpiece is difficult to pull, the workpiece is easy to damage after friction is generated between the workpiece and the machine table, on the other hand, the workpiece is difficult to repeatedly roll, and the forming quality of the workpiece cannot be improved. Accordingly, one skilled in the art would be able to provide an adjustable roller machine that solves the problems set forth in the background above.
Disclosure of Invention
The invention aims to provide an adjustable roller machine, which can drive a mounting frame to move up and down through an adjusting mechanism, so that the mounting frame can be conveniently moved to an ideal height for use, further, workpieces can be conveniently pulled, damage caused by friction between the workpieces and a machine table is prevented, the adjusting mechanism can simultaneously pull a plurality of workpieces, the pulling efficiency is greatly improved, the adjustable roller machine is easy for practical use, and the first roller and the second roller can be driven to rotate forward and reversely through a transmission mechanism, so that the repeated rolling and grinding of the workpieces between the first roller and the second roller are facilitated, the forming quality of the workpieces is improved, the workpieces can be conveniently processed in a short time, the rolling and grinding quality is better, and the mechanical degree is higher.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the adjustable roller machine comprises a machine table, wherein a controller is fixedly connected to the outer side wall of the machine table, a first support plate and a second support plate are fixedly connected to the edges of two sides of the upper surface of the machine table respectively, a first roller and a second roller are movably installed between the first support plate and the second support plate, a first rotating shaft is fixedly penetrated into the first roller, a second rotating shaft is fixedly penetrated into the second roller, two sliding grooves are transversely formed in the machine table, an adjusting mechanism is installed in the machine table, and a transmission mechanism is further installed on one side of the machine table;
the device also comprises a mounting frame for bearing a workpiece to be processed, wherein the mounting frame is positioned above the machine table;
the adjusting mechanism is used for driving the mounting frame to lift; the transmission mechanism is used for driving the first roller and the second roller to reversely rotate.
Preferably, an adjustable roll mill of the present invention,
The adjusting mechanism comprises a servo motor, a large bevel gear, a first small bevel gear, a second small bevel gear, a first screw rod, a second screw rod, a sliding block, a first baffle, idler wheels and a second baffle, wherein the driving end of the servo motor is connected with the large bevel gear; the inside of board still movable mounting has the installation piece, and the upper surface both sides edge of installation piece all is connected with the spring, and the top center rigid coupling of installation piece has the fastening seat, and the inside at the board is connected to the one end of spring, and the top of fastening seat is fixed the mounting bracket.
Preferably, the adjustable roller machine comprises a transmission box, a groove, a motor, an adjusting rod, a support, a fixing seat and a stainless steel plate, wherein the motor is fixedly connected in the transmission box, the driving end of the motor is connected with the adjusting rod, one end of the adjusting rod is movably connected with the support, one end of the support is movably connected with the fixing seat, the stainless steel plate is fixedly connected on the fixing seat, the groove is transversely formed in the upper surface of the transmission box, a rack is fixedly connected on the rear surface of the stainless steel plate, a first gear is meshed above the rack, and a second gear is meshed below the rack.
Preferably, according to the adjustable roller machine disclosed by the invention, the sliding block is connected in the sliding groove in a sliding way, the sliding block is of a T-shaped structure, and the servo motor is fixedly connected in the machine table.
Preferably, according to the adjustable roller machine, three limiting plates are fixedly connected in the mounting frame at equal intervals, and a plurality of guide wheels are fixedly connected on the inner wall of the mounting frame and on two sides of the limiting plates.
Preferably, according to the adjustable roller machine, the two rollers roll against two sides of the bottom of the installation block respectively, the installation block is of a triangular structure, the installation frame is of a U-shaped structure, and the installation frame is located above the machine table.
Preferably, one ends of the first screw rod and the second screw rod are rotatably connected to the inner wall of the machine table through bearings, and the thread directions of the first screw rod and the second screw rod are the same.
Preferably, according to the adjustable roller machine disclosed by the invention, the stainless steel plate is connected in the groove in a sliding manner, the fixed seat is of a cuboid structure and is connected in the transmission case in a sliding manner, and the transmission case is fixedly connected on the outer side wall of the machine table.
Preferably, one end of the first rotating shaft is rotatably connected to the second support plate through a bearing, the other end of the first rotating shaft movably penetrates through the first support plate and is fixedly connected to the first gear, and the first rotating shaft is rotatably connected with the first support plate through the bearing.
Preferably, one end of the second rotating shaft is rotatably connected to the second support plate through a bearing, the other end of the second rotating shaft movably penetrates through the first support plate and is fixedly connected to the second gear, and the second rotating shaft is rotatably connected with the first support plate through the bearing.
Compared with the prior art, the invention has the beneficial effects that:
1. the adjusting mechanism can drive the mounting frame to move up and down, so that the mounting frame can be conveniently moved to an ideal height for use, the workpiece can be conveniently pulled, the phenomenon that the workpiece and the machine table are damaged due to friction is prevented, the adjusting mechanism can simultaneously pull a plurality of workpieces, the pulling efficiency is greatly improved, and the device is easy to use in practice;
2. can drive first roll and second roll corotation and reversal through drive mechanism, and then be convenient for roll repeatedly to the work piece between first roll and the second roll and roll, improved the shaping quality of work piece, be favorable to the work piece to accomplish the processing requirement in the short time, roll through mechanical transmission's mode moreover, roll the quality better, degree of mechanization is higher.
Drawings
FIG. 1 is a schematic view of an adjustable roll mill;
FIG. 2 is a schematic view of an adjusting mechanism in an adjustable roll mill;
FIG. 3 is a schematic view of the installation structure of a slider in an adjustable roll mill;
FIG. 4 is a schematic view of the structure of a transmission mechanism in an adjustable roll mill;
Fig. 5 is a schematic view of a mounting structure of a rack in an adjustable roll mill.
In the figure: 1. a machine table; 11. a controller; 12. a chute; 2. a first support plate; 3. a second support plate; 4. a first roller; 41. a first rotating shaft; 5. a second roller; 51. a second rotating shaft; 6. an adjusting mechanism; 61. a servo motor; 62. a large bevel gear; 621. a first bevel pinion; 622. a second bevel pinion; 623. a first screw; 624. a second screw; 63. a slide block; 64. a first baffle; 65. a roller; 66. a second baffle; 67. a mounting block; 671. a spring; 672. a fastening seat; 68. a mounting frame; 681. a limiting plate; 682. a guide wheel; 7. a transmission mechanism; 71. a transmission case; 711. a groove; 72. a motor; 73. an adjusting rod; 74. a bracket; 75. a fixing seat; 76. a stainless steel plate; 77. a rack; 78. a first gear; 79. and a second gear.
Detailed Description
Example 1
Referring to fig. 1,2,3 and 5, an adjustable roller machine comprises a machine 1, a controller 11 is fixedly connected to the outer side wall of the machine 1, a first support plate 2 and a second support plate 3 are fixedly connected to the edges of two sides of the upper surface of the machine 1, a first roller 4 and a second roller 5 are movably mounted between the first support plate 2 and the second support plate 3, a first rotating shaft 41 is fixedly penetrated in the first roller 4, a second rotating shaft 51 is fixedly penetrated in the second roller 5, two sliding grooves 12 are transversely formed in the machine 1, an adjusting mechanism 6 is mounted in the machine 1, the adjusting mechanism 6 comprises a servo motor 61, a large bevel gear 62, a first small bevel gear 621, a second small bevel gear 622, a first screw 623, a second screw 624, a sliding block 63, a first baffle 64, a roller 65 and a second baffle 66, a large bevel gear 62 is connected to the driving end of the servo motor 61, the two sides of the big bevel gear 62 are respectively meshed with a first bevel pinion 621 and a second bevel pinion 622, a first screw 623 is fixedly connected to the first bevel pinion 621, a second screw 624 is fixedly connected to the second bevel pinion 622, a first baffle 64 is sleeved with external threads of the first screw 623, a second baffle 66 is sleeved with external threads of the second screw 624, rollers 65 are fixedly connected to the tops of the first baffle 64 and the second baffle 66, sliding blocks 63 are fixedly connected to the bottoms of the first baffle 64 and the second baffle 66, the sliding blocks 63 are slidably connected in the sliding grooves 12, the sliding blocks 63 are of a T-shaped structure, a servo motor 61 is fixedly connected in the machine 1, a mounting block 67 is movably mounted in the machine 1, springs 671 are connected to edges of two sides of the upper surface of the mounting block 67, a fastening seat 672 is fixedly connected to the center of the top of the mounting block 67, one end of each spring 671 is connected in the machine 1, the top rigid coupling of fastening seat 672 has mounting bracket 68, the inside equidistance rigid coupling of mounting bracket 68 has three limiting plate 681, the inner wall of mounting bracket 68 and the both sides of limiting plate 681 all rigid coupling have a plurality of leading wheels 682, two gyro wheels 65 roll respectively and lean on the bottom both sides department of installation piece 67, installation piece 67 is triangle-shaped structure, mounting bracket 68 is "U" type structure, and mounting bracket 68 is located the top department of board 1, the one end of first screw 623 and second screw 624 is all connected on the inner wall of board 1 through the bearing rotation, and the screw thread direction of first screw 623 and second screw 624 is the same, can drive mounting bracket 68 through adjustment mechanism 6 and reciprocate, conveniently use mounting bracket 68 under the ideal height, and then conveniently pull the work piece, prevent that the work piece from appearing friction and causing damage phenomenon with board 1, moreover, this adjustment mechanism 6 can pull a plurality of work pieces simultaneously, traction efficiency promotes easily in-service.
In fig. 1, 4 and 5, a transmission mechanism 7 is further installed on one side of the machine 1, the transmission mechanism 7 comprises a transmission case 71, a groove 711, a motor 72, an adjusting rod 73, a bracket 74, a fixing seat 75 and a stainless steel plate 76, the motor 72 is fixedly connected in the transmission case 71, the adjusting rod 73 is connected to the driving end of the motor 72, one end of the adjusting rod 73 is movably connected with the bracket 74, one end of the bracket 74 is movably connected with the fixing seat 75, the stainless steel plate 76 is fixedly connected on the fixing seat 75, the groove 711 is transversely formed in the upper surface of the transmission case 71, a rack 77 is fixedly connected on the rear surface of the stainless steel plate 76, a first gear 78 is meshed above the rack 77, a second gear 79 is meshed below the rack 77, the stainless steel plate 76 is slidably connected in the groove 711, the fixing seat 75 is of a cuboid structure, and the fixing seat 75 is slidably connected in the transmission case 71, the transmission case 71 is fixedly connected on the outer side wall of the machine table 1, one end of the first rotating shaft 41 is rotationally connected on the second support plate 3 through a bearing, the other end of the first rotating shaft 41 movably penetrates through the first support plate 2 and is fixedly connected on the first gear 78, the first rotating shaft 41 and the first support plate 2 are rotationally connected through a bearing, one end of the second rotating shaft 51 is rotationally connected on the second support plate 3 through a bearing, the other end of the second rotating shaft 51 movably penetrates through the first support plate 2 and is fixedly connected on the second gear 79, the second rotating shaft 51 and the first support plate 2 are rotationally connected through a bearing, the first roller 4 and the second roller 5 can be driven to rotate forwards and reversely through the transmission mechanism 7, so that repeated rolling and rolling of workpieces between the first roller 4 and the second roller 5 are facilitated, the forming quality of the workpieces is improved, the workpieces are favorable for finishing processing requirements in a short time, rolling and grinding is performed through a mechanical transmission mode, the rolling quality is better, and the mechanization degree is higher.
When in use, the servo motor 61 is controlled by the controller 11 to work, the servo motor 61 can drive the large bevel gear 62 to rotate positively when rotating positively, and then drive the first small bevel gear 621 and the second small bevel gear 622 to rotate, so that the first screw 623 and the second screw 624 can be driven to rotate simultaneously, and the first baffle 64 and the second baffle 66 can be driven to move relatively at the moment because the screw directions of the first screw 623 and the second screw 624 are the same, and then drive the two rollers 65 to roll at the two sides of the bottom of the mounting block 67, and the mounting block 67 is of a triangle structure, so that the mounting block 67 can be driven to move upwards at the moment, so that the spring 671 is compressed on one hand, and the fastening seat 672 and the mounting frame 68 are driven to move upwards on the other hand, and similarly, the servo motor 61 can drive the large bevel gear 62 to rotate reversely when rotating reversely, and then drive the first small bevel gear 621 and the second small bevel gear 622 to rotate, so that the first screw 623 and the second screw 624 can be driven to rotate simultaneously, the first screw 623 and the second screw 624 can be driven to move oppositely at the moment because the screw directions of the first screw 623 and the second screw 624 are the same, and then the two rollers 65 are driven to roll at the two sides of the bottom of the mounting block 67, and the mounting block 67 can be driven to move downwards at the moment because the mounting block 67 is of a triangle structure, so that on one hand the spring 671 gradually returns to the original state, on the other hand the fastening seat 672 and the mounting block 68 are driven to move downwards, when the mounting block 68 moves to the ideal position, a workpiece is placed into a cavity between the mounting block 68 and the limiting plate 681, guiding can be completed under the action of the guide wheel 682, so that the mounting block 68 can be driven to move upwards and downwards through the adjusting mechanism 6, the mounting block 68 can be conveniently moved to the ideal height for use, and a workpiece can be conveniently pulled, prevent that the work piece from appearing friction and leading to damaging the phenomenon with board 1, this adjustment mechanism 6 can pull a plurality of work pieces simultaneously moreover, traction efficiency promotes greatly, easily in-service use, then control motor 72 work through controller 11, drive regulation pole 73 and support 74 activity after the motor 72 circular telegram, and then drive fixing base 75 and reciprocate in the transmission case 71, can drive corrosion resistant plate 76 back-and-forth movement after the fixing base 75 back-and-forth movement, drive rack 77 back-and-forth movement at last, because rack 77 and first gear 78 and second gear 79 intermesh, so can drive first roll 4 and second roll 5 corotation and reversal through drive mechanism 7, and then be convenient for roll repeatedly to the work piece between first roll 4 and the second roll 5.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.
Claims (8)
1. The utility model provides an adjustable roll machine, includes board (1), fixedly connected with controller (11) on the lateral wall of board (1), and the upper surface both sides edge of board (1) respectively fixedly connected with first extension board (2) and second extension board (3), its characterized in that, movable mounting has first roll (4) and second roll (5) between first extension board (2) and second extension board (3), and the inside of first roll (4) is fixed to be run through has first pivot (41), and the inside of second roll (5) is fixed to be run through has second pivot (51), and two spouts (12) have transversely been seted up to the inside of board (1), and the internally mounted of board (1) has adjustment mechanism (6), and drive mechanism (7) are still installed to one side of board (1);
the device also comprises a mounting frame (68) for bearing a workpiece to be machined, wherein the mounting frame (68) is positioned above the machine table (1);
The adjusting mechanism (6) is used for driving the mounting frame (68) to lift, the adjusting mechanism (6) comprises a servo motor (61), a big bevel gear (62), a first small bevel gear (621), a second small bevel gear (622), a first screw (623), a second screw (624), a sliding block (63), a first baffle (64), a roller (65) and a second baffle (66), the driving end of the servo motor (61) is connected with the big bevel gear (62), two sides of the big bevel gear (62) are respectively meshed with the first small bevel gear (621) and the second small bevel gear (622), a first screw (623) is fixedly connected with the first small bevel gear (621), a second screw (624) is fixedly connected with the second small bevel gear (622), external threads of the first screw (623) are sleeved with the first baffle (64), external threads of the second screw (624) are sleeved with the second baffle (66), the tops of the first baffle (64) and the second baffle (66) are fixedly connected with the roller (65), and the bottoms of the first baffle (64) and the second baffle (66) are fixedly connected with the sliding block (63). The inside of the machine table (1) is also movably provided with a mounting block (67), two side edges of the upper surface of the mounting block (67) are connected with springs (671), the center of the top of the mounting block (67) is fixedly connected with a fastening seat (672), one end of each spring (671) is connected inside the machine table (1), and the top of each fastening seat (672) is used for fixing the mounting frame (68);
The transmission mechanism (7) is used for driving the first roller (4) and the second roller (5) to rotate reversely, the transmission mechanism (7) comprises a transmission box (71), a groove (711), a motor (72), an adjusting rod (73), a support (74), a fixing seat (75) and a stainless steel plate (76), the motor (72) is fixedly connected to the inside of the transmission box (71), the adjusting rod (73) is connected to the driving end of the motor (72), one end of the adjusting rod (73) is movably connected with the support (74), one end of the support (74) is movably connected with the fixing seat (75), the stainless steel plate (76) is fixedly connected to the fixing seat (75), a groove (711) is transversely formed in the upper surface of the transmission box (71), a rack (77) is fixedly connected to the rear surface of the stainless steel plate (76), a first gear (78) is meshed to the upper portion of the rack (77), and a second gear (79) is meshed to the lower portion of the rack (77).
2. The adjustable roller machine according to claim 1, wherein the sliding block (63) is slidably connected inside the chute (12), the sliding block (63) is of a T-shaped structure, and the servo motor (61) is fixedly connected inside the machine table (1).
3. An adjustable roller according to claim 2, characterized in that three limiting plates (681) are fixedly connected in the interior of the mounting frame (68) at equal intervals, and a plurality of guide wheels (682) are fixedly connected on both sides of the limiting plates (681) and the inner wall of the mounting frame (68).
4. An adjustable roller machine according to claim 1, characterized in that the two rollers (65) roll against the bottom sides of the mounting block (67), the mounting block (67) is of a triangular structure, the mounting frame (68) is of a "U" type structure, and the mounting frame (68) is located above the machine table (1).
5. The adjustable roller machine according to claim 1, wherein one end of the first screw (623) and one end of the second screw (624) are rotatably connected to the inner wall of the machine table (1) through bearings, and the screw directions of the first screw (623) and the second screw (624) are the same.
6. The adjustable roller machine according to claim 1, wherein the stainless steel plate (76) is slidably connected inside the groove (711), the fixing seat (75) is of a cuboid structure, the fixing seat (75) is slidably connected inside the transmission case (71), and the transmission case (71) is fixedly connected on the outer side wall of the machine table (1).
7. An adjustable roll mill according to claim 1, characterized in that one end of the first rotating shaft (41) is rotatably connected to the second support plate (3) through a bearing, and the other end of the first rotating shaft (41) movably penetrates the first support plate (2) and is fixedly connected to the first gear (78), and the first rotating shaft (41) and the first support plate (2) are rotatably connected through a bearing.
8. An adjustable roller machine according to claim 1, characterized in that one end of the second rotating shaft (51) is rotatably connected to the second support plate (3) through a bearing, the other end of the second rotating shaft (51) movably penetrates through the first support plate (2) and is fixedly connected to the second gear (79), and the second rotating shaft (51) is rotatably connected to the first support plate (2) through a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111496604.6A CN114210731B (en) | 2021-12-09 | 2021-12-09 | Adjustable roll machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111496604.6A CN114210731B (en) | 2021-12-09 | 2021-12-09 | Adjustable roll machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114210731A CN114210731A (en) | 2022-03-22 |
| CN114210731B true CN114210731B (en) | 2024-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111496604.6A Active CN114210731B (en) | 2021-12-09 | 2021-12-09 | Adjustable roll machine |
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| CN (1) | CN114210731B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116365700B (en) * | 2023-02-17 | 2023-11-17 | 徐州嘉元电力科技有限公司 | Wisdom electric power safety monitoring and energy consumption management and control system |
| CN115852792A (en) * | 2023-02-20 | 2023-03-28 | 山西首科工程质量检测有限公司 | Concrete road surface roughness test equipment |
| CN117102404B (en) * | 2023-10-23 | 2024-01-16 | 湘潭市弹簧厂有限公司 | Spring steel tip grinding machine and tip grinding process |
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| CN114210731A (en) | 2022-03-22 |
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