CN109955346B - Construction adobe tamping device and using method thereof - Google Patents
Construction adobe tamping device and using method thereof Download PDFInfo
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- CN109955346B CN109955346B CN201910309459.2A CN201910309459A CN109955346B CN 109955346 B CN109955346 B CN 109955346B CN 201910309459 A CN201910309459 A CN 201910309459A CN 109955346 B CN109955346 B CN 109955346B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/04—Producing shaped prefabricated articles from the material by tamping or ramming
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
- B28B3/04—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form with one ram per mould
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- Engineering & Computer Science (AREA)
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- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Drying Of Solid Materials (AREA)
- Soil Working Implements (AREA)
Abstract
The invention relates to the technical field of buildings, in particular to a building adobe tamping device and a using method thereof. The support leg tamping machine comprises a top plate, wherein support legs are fixed at four corners of the lower end of the top plate, rotating wheels are arranged at the lower ends of the support legs, and a tamping device and a limiting device are arranged at the lower end of a bottom plate. The invention has simple and stable structure and convenient operation, can continuously compact the adobes in the adobe molds arranged in a row, has high working efficiency, can realize standardized production, and can reduce the labor intensity and improve the safety of compaction work.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a building adobe tamping device and a using method thereof.
Background
Adobe is widely applied to the field of building construction, local materials are used, the manufacturing cost is low, adobe farmhouses are also important components of traditional special villages, and raw soil is more or less adopted as building materials. From the current situation, the seismic performance of the traditional adobe building is poor, and the collapse of the adobe wall is one of the main reasons of casualties in earthquakes of all times, and is difficult to meet the requirements of living quality in rural areas and cities, so that improvement technology is necessary to be provided aiming at the defects of the traditional adobe wall technology, and technical support is provided for the inheritance and development of the adobe building.
Disclosure of Invention
The invention aims to solve the technical problems of simple and stable structure, convenient use, high efficiency and capability of reducing labor intensity of the building adobe tamping device and the use method thereof.
In order to achieve the purpose, the invention provides the technical scheme that:
a building adobe tamping device comprises a top plate, wherein four corners of the lower end of the top plate are respectively fixed with a support leg, the lower end of each support leg is provided with a travelling wheel, and the lower end of the top plate is provided with a tamping device and a limiting device;
the tamping device comprises a fixed plate fixed on a top plate, a guide wheel is hinged on the fixed plate, a pressing block is arranged below the guide wheel, a support plate is fixed on the top plate on the left side of the fixed plate, a motor is fixed on the rear end face of the support plate, a rotating shaft of the motor penetrates through the support plate, a rotating wheel is rotatably sleeved on the rotating shaft of the motor on the front side of the support plate, a rotating rod is movably arranged on the rotating shaft of the motor on the front side of the rotating wheel, one end of the rotating rod is in spline connection with the rotating shaft of the motor, the length of the rotating rod is larger than the radius of the rotating wheel, a stop lever is eccentrically fixed on the front end face of the rotating wheel, when the stop lever is in contact with the rotating rod, the rotating wheel is rotated by the stop lever, a baffle is fixed on the rotating shaft of the motor on the front side of the, the front end surface of the driving block is positioned on the front side of the front end surface of the stop lever, one end of the connecting rope is fixedly connected with the outer edge of the rotating wheel, and the other end of the connecting rope is fixedly connected with the upper end of the pressing block after bypassing the guide wheel;
the limiting device comprises a sliding rail fixed on a top plate on the right side of the pressing block, a longitudinal second sliding rod is arranged on the sliding rail in a sliding mode, a transverse screw rod is in threaded connection with a vertical plate fixed at the right end of the top plate, one end of the screw rod is hinged with the second sliding rod, a sliding groove parallel to the second sliding rod is formed in the lower end of the second sliding rod, two sliding blocks are arranged in the sliding groove in a sliding mode, a vertical movable rod is fixed at the lower end of each sliding block, a groove is formed in one side, facing the pressing block, of the lower end of the movable rod, a roller wheel is hinged in the groove, part of the outer edge of the roller wheel protrudes out of the groove, second lug plates are fixed on the opposite sides of the two movable rods, an inverted L-shaped fixed rod is fixed on the second sliding rod below the screw rod, an air cylinder is fixed at the lower end of the vertical, the first ear plate and the second ear plate which are positioned on the same side are connected through inclined connecting rods, one end of each connecting rod is hinged with the first ear plate, the other end of each connecting rod is hinged with the second ear plate, and one end of each connecting rod hinged with the first ear plate inclines towards the middle direction of the push rod.
Specifically, a plurality of vertical first sliding rods in sliding fit with the top plate are fixed at the upper end of the pressing block.
Specifically, the motor is a low-speed band-type brake motor.
Specifically, an inclined strut is fixed between the horizontal part and the vertical part of the inverted L-shaped fixing rod.
Specifically, a rotating shaft of the motor is connected with the support plate through a bearing.
A method for using a building adobe tamping device comprises the steps of transversely arranging a plurality of adobe molds with adobes inside to form an adobe mold group before the device is used, moving the device to one side of the adobe mold group when the device is used, pushing the device to move along the length direction of the mold group, enabling the motion track of a press block to be located above adobes in the adobe molds, enabling the front end face and the rear end face of the press block to be flush with the front end face and the rear end face of the adobes in the adobe molds, and enabling a second slide bar to move along the length direction of a slide rail by screwing a screw rod, so that when a roller is in contact with the right end face of the adobe molds, the left end face and the right end face of the press block are flush with the left end face and the right end face.
After the position of the second sliding rod is adjusted, the device is pushed to move leftwards along the length direction of the adobe mould group, when the roller is contacted with the right end face of the adobe mould, the pushing of the device is stopped, the front, back, left and right end faces of the pressing block are respectively flush with the front, back, left and right end faces of the adobe in the adobe mould, the motor is started, the rotating rod is driven to rotate anticlockwise, when the rotating rod rotates anticlockwise, the rotating rod drives the rotating wheel to rotate through the blocking rod, when the rotating wheel rotates, the connecting rope is wound on the rotating wheel, the pressing block rises, when the rotating rod rotates to be contacted with the front end face of the driving block, because the front end face of the driving block is positioned at the front side of the front end face of the blocking rod, the driving block can enable the rotating rod to extrude the spring and move towards the direction of the blocking plate, when the rotating rod is separated from the blocking rod, the pressing, first slide bar can make the briquetting stably rise or descend with the sliding fit of roof, continue to rotate along with motor shaft, cross the drive block when the rotary rod, the spring makes the rotary rod restore, when the rotary rod makes the runner rotate through the pin once more, the briquetting will be mentioned once more, after the briquetting is mentioned once more, cut off the power supply of motor, the motor band-type brake, the briquetting is in unsettled state, start the cylinder this moment, the telescopic link of cylinder promotes the push rod and moves to the direction at briquetting place, the connecting rod trend is parallel with the second slide bar, two movable bars keep away from each other, when two movable bars are located adobe mould front and back both sides respectively, can promote this device and continue the motion to the left side, cross the telescopic link that makes the cylinder after the adobe moulded to the movable bar and restore, two movable bars are close to each other, prepare for next adobe moulded.
Compared with the prior art, the invention has the beneficial effects that:
the invention has simple and stable structure and convenient operation, can continuously compact the adobes in the adobe molds arranged in a row, has high working efficiency, can realize standardized production, and can reduce the labor intensity and improve the safety of compaction work.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged view of the area a in fig. 1.
Fig. 3 is a schematic diagram of the mechanism of the rotating rod and the driving block.
Fig. 4 is a side view of the spacing device.
Part names in the drawings are as follows:
1. the device comprises a top plate, 2, supporting legs, 3, traveling wheels, 4, a supporting plate, 5, a rotating wheel, 6, a stop lever, 7, a driving block, 8, a rotating rod, 9, a baffle plate, 10, a connecting rope, 11, a fixing plate, 12, a guide wheel, 13, a first sliding rod, 14, a pressing block, 15, a sliding rail, 16, a second sliding rod, 17, a screw rod, 18, a sliding block, 19, a fixing rod, 20, an inclined strut, 21, an air cylinder, 22, a push rod, 23, a first lug plate, 24, a connecting rod, 25, a groove, 26, a roller, 27, a movable rod, 28, a spring, 29, a motor, 30, a second lug plate, 31, a vertical plate, 32 and a soil blank mold.
Detailed Description
As shown in fig. 1-3, the adobe tamping device for the building comprises a top plate 1, supporting legs 2 are fixed at four corners of the lower end of the top plate 1, walking wheels 3 are arranged at the lower ends of the supporting legs 2, and a tamping device and a limiting device are arranged at the lower end of the top plate 1.
The tamping device comprises a fixing plate 11 fixed on the top plate 1, a guide wheel 12 is hinged on the fixing plate 11, a pressing block 14 is arranged below the guide wheel 12, and a plurality of vertical first sliding rods 13 in sliding fit with the top plate 1 are fixed at the upper end of the pressing block 14. A support plate 4 is fixed on the top plate 1 on the left side of the fixing plate 11, and a motor 29 is fixed on the rear end face of the support plate 4, wherein the motor 29 is a low-speed band-type brake motor. The rotating shaft of the motor 29 penetrates through the support plate 4, and the rotating shaft of the motor 29 is connected with the support plate 4 through a bearing. The rotating shaft of the motor 29 at the front side of the support plate 4 is rotatably sleeved with the rotating wheel 5, the rotating shaft of the motor 29 at the front side of the rotating wheel 5 is movably provided with a rotating rod 8, one end of the rotating rod 8 is in spline connection with the rotating shaft of the motor 29, the length of the rotating rod 8 is larger than the radius of the rotating wheel 5, the front end surface of the rotating wheel 5 is eccentrically fixed with a stop lever 6, when the stop lever 6 is in contact with the rotating rod 8, the rotating rod 8 enables the rotating wheel 5 to rotate through the stop lever 6, the rotating shaft of the motor 29 at the front side of the rotating rod 8 is fixedly provided with a baffle plate 9, the rotating shaft of the motor 29 between the baffle plate 9 and the rotating rod 8 is sleeved. The left and right end surfaces of the driving block 7 are slopes with front ends relatively inclined, and the front end surface of the driving block 7 is positioned at the front side of the front end surface of the stop lever 6, which is shown as a reference diagram in fig. 1. One end of the connecting rope 10 is fixedly connected with the outer edge of the rotating wheel 5, and the other end of the connecting rope 10 bypasses the guide wheel 12 and is fixedly connected with the upper end of the pressing block 14.
The limiting device comprises a sliding rail 15 fixed on a top plate 1 on the right side of a pressing block 14, a longitudinal second sliding rod 16 is arranged on the sliding rail 15 in a sliding mode, a transverse screw 17 is in threaded connection with a vertical plate 31 fixed at the right end of the top plate 1, one end of the screw 17 is hinged with the second sliding rod 16, a sliding groove parallel to the second sliding rod 16 is formed in the lower end of the second sliding rod 16, two sliding blocks 18 are arranged in the sliding groove in a sliding mode, a vertical movable rod 27 is fixed at the lower end of each sliding block 18, a groove 25 is formed in one side, facing the pressing block 14, of the lower end of each movable rod 27, a roller 26 is hinged in the groove 25, part of the outer edge of each roller 26 protrudes out of the groove 25, a second lug plate 30 is fixed on one side, opposite to the two movable rods 27, an inverted-L-shaped fixing rod 19 is fixed on the second sliding. An air cylinder 21 is fixed at the lower end of the vertical part of the fixing rod 19, an expansion rod on the air cylinder 21 faces the pressing block 14, a push rod 22 parallel to the second slide rod 16 is fixed on the expansion rod of the air cylinder 21, first lug plates 23 are fixed at both ends of the push rod 22, the first lug plates 23 and the second lug plates 30 which are located on the same side are connected through inclined connecting rods 24, one end of each connecting rod 24 is hinged with the first lug plate 23, the other end of each connecting rod 24 is hinged with the second lug plates 30, and one end of each connecting rod 24 hinged with the first lug plates 23 inclines towards the middle direction of the corresponding push rod 22.
Before this device uses, all be equipped with adobe mould 32 transverse arrangement of adobe with a plurality of inside adobe moulds that adobe moulds constitute adobe mould group, when this device uses, move it to adobe mould group one side, and when promoting this device to move along the length direction of mould group, the motion trail of briquetting 14 is located the top of adobe in adobe mould 32, the terminal surface parallel and level around simultaneously briquetting 14 and the terminal surface before and after the adobe in adobe mould 32, make second slide bar 16 along the length direction motion of slide rail 15 through twisting screw rod 17, make when gyro wheel 26 and adobe mould 32's right-hand member face contact, terminal surface about briquetting 14 and the terminal surface parallel and level about of adobe in the adobe mould 32.
After the position of the second sliding rod 16 is adjusted, the device is pushed to move leftwards along the length direction of the adobe mould set, when the roller 26 is contacted with the right end surface of the adobe mould 32, the pushing of the device is stopped, the front, back, left and right end surfaces of the pressing block 14 are respectively flush with the front, back, left and right end surfaces of the adobe in the adobe mould 32, the motor 29 is started, the motor 29 drives the rotating rod 8 to rotate anticlockwise, when the rotating rod 8 rotates anticlockwise, the rotating wheel 5 is driven to rotate through the stop lever 6, when the rotating wheel 5 rotates, the connecting rope 10 is wound on the rotating wheel 5, the pressing block 14 rises, when the rotating rod 8 rotates to be contacted with the front end surface of the driving block 7, because the front end surface of the driving block 7 is positioned at the front side of the front end surface of the stop lever 6, the driving block 7 can enable the rotating rod 8 to extrude the spring 28 and move towards the direction of the baffle 9, when the rotating rod 8 is, further compacting the soil block 14, during the up-and-down movement of the soil block 14, the sliding fit between the first sliding rod 13 and the top plate 1 can make the soil block 14 stably rise or fall, along with the continuous rotation of the rotating shaft of the motor 29, when the rotating shaft 8 crosses the driving block 7, the spring 28 makes the rotating shaft 8 return, when the rotating shaft 8 again passes through the stop lever 6 to make the rotating wheel 5 rotate, the soil block 14 is lifted up again, after the soil block 14 is lifted up again, the motor 29 is powered off, the motor 29 is contracting brake, the soil block 14 is in a suspended state, at this time, the cylinder 21 is started, the telescopic rod of the cylinder 21 pushes the push rod 22 to move towards the direction of the soil block 14, the connecting rod 24 tends to be parallel to the second sliding rod 16, the two movable rods 27 are far away from each other, when the two movable rods 27 are respectively positioned at the front side and the rear side of the soil block mold 32, the device can, the movable bars 27 are brought closer together in preparation for the positioning of the next blank mold 32.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A building adobe tamping device comprises a top plate (1), supporting legs (2) are fixed at four corners of the lower end of the top plate (1), and walking wheels (3) are arranged at the lower ends of the supporting legs (2), and is characterized in that a tamping device and a limiting device are arranged at the lower end of the top plate (1);
the tamping device comprises a fixing plate (11) fixed on a top plate (1), a guide wheel (12) is hinged on the fixing plate (11), a pressing block (14) is arranged below the guide wheel (12), a support plate (4) is fixed on the top plate (1) on the left side of the fixing plate (11), a motor (29) is fixed on the rear end face of the support plate (4), a rotating shaft of the motor (29) penetrates through the support plate (4), a rotating wheel (5) is rotatably sleeved on the rotating shaft of the motor (29) on the front side of the support plate (4), a rotating rod (8) is movably arranged on the rotating shaft of the motor (29) on the front side of the rotating wheel (5), one end of the rotating rod (8) is in spline connection with the rotating shaft of the motor (29), the length of the rotating rod (8) is larger than the radius of the rotating wheel (5), a stop lever (6) is eccentrically fixed on the front end face of the rotating wheel (5), and when the stop lever (6) is, a baffle (9) is fixed on a rotating shaft of a motor (29) at the front side of the rotating rod (8), a spring (28) is sleeved on the rotating shaft of the motor (29) between the baffle (9) and the rotating rod (8), a transverse driving block (7) is fixed on the front end surface of the support plate (4) above the rotating wheel (5), the left end surface and the right end surface of the driving block (7) are slopes with front ends relatively inclined, the front end surface of the driving block (7) is positioned at the front side of the front end surface of the baffle rod (6), one end of the connecting rope (10) is fixedly connected with the outer edge of the rotating wheel (5), and the other end of the connecting rope (10) is fixedly connected with the upper end of the pressing block (14) after;
the limiting device comprises a sliding rail (15) fixed on a top plate (1) on the right side of a pressing block (14), a longitudinal second sliding rod (16) is arranged on the sliding rail (15) in a sliding mode, a transverse screw (17) is in threaded connection with a vertical plate (31) fixed at the right end of the top plate (1), one end of the screw (17) is hinged with the second sliding rod (16), a sliding groove parallel to the lower end of the second sliding rod (16) is formed in the lower end of the second sliding rod, two sliding blocks (18) are arranged in the sliding groove in a sliding mode, a vertical movable rod (27) is fixed at the lower end of each sliding block (18), a groove (25) is formed in one side, facing the pressing block (14), of the lower end of each movable rod (27), a roller (26) is hinged in the groove (25), part of the outer edge of each roller (26) protrudes out of the groove (25), a second lug plate (30) is fixed on one side, an inverted L-shaped fixing rod (19) is, the lower end of the vertical part of the fixing rod (19) is fixed with a cylinder (21), an upper telescopic rod of the cylinder (21) faces the pressing block (14), a push rod (22) parallel to the second slide rod (16) is fixed on the telescopic rod of the cylinder (21), first lug plates (23) are fixed at two ends of the push rod (22), the first lug plates (23) and the second lug plates (30) which are positioned on the same side are connected through inclined connecting rods (24), one end of each connecting rod (24) is hinged with the corresponding first lug plate (23), the other end of each connecting rod (24) is hinged with the corresponding second lug plate (30), and one end of each connecting rod (24) hinged with the corresponding first lug plate (23) inclines towards the middle direction of the corresponding push rod (22).
2. The ramming device for adobe used in construction according to claim 1, characterized in that a plurality of vertical first sliding bars (13) slidably engaged with the top plate (1) are fixed to the upper end of the pressing block (14).
3. The apparatus for compacting earth billets for construction according to claim 1, characterized in that said motor (29) is a low speed band-type brake motor.
4. The ramming apparatus for earth adobe for construction according to claim 1, wherein a diagonal brace (20) is fixed between the horizontal portion and the vertical portion of the inverted L-shaped fixing bar (19).
5. The ramming device for adobe used in construction according to claim 1, wherein the rotating shaft of the motor (29) is connected with the support plate (4) through a bearing.
6. The method of claim 2, wherein before the apparatus is used, a plurality of earth blank molds (32) each having an earth blank therein are arranged in a lateral direction to form an earth blank mold set, and when the apparatus is moved to one side of the earth blank mold set and pushed to move along the length direction of the mold set, the movement locus of the press block (14) is located above the earth blank in the earth blank mold (32), and the front and rear end faces of the press block (14) are flush with the front and rear end faces of the earth blank in the earth blank mold (32), and the second slide bar (16) is moved along the length direction of the slide rail (15) by screwing the screw (17), so that when the roller (26) contacts with the right end face of the earth blank mold (32), the left and right end faces of the press block (14) are flush with the left and right end faces of the earth blank in the earth blank mold (32),
after the position of the second sliding rod (16) is adjusted, the device is pushed to move leftwards along the length direction of the adobe mould set, after a roller (26) is contacted with the right end face of the adobe mould (32), the pushing of the device is stopped, the front, back, left and right end faces of a pressing block (14) are respectively flush with the front, back, left and right end faces of an adobe in the adobe mould (32), a motor (29) is started, the motor (29) drives a rotating rod (8) to rotate anticlockwise, when the rotating rod (8) rotates anticlockwise, the rotating wheel (5) is driven to rotate through a stop lever (6), when the rotating wheel (5) rotates, a connecting rope (10) is wound on the rotating wheel (5), the pressing block (14) rises, when the rotating rod (8) rotates to be contacted with the front end face of a driving block (7), because the front end face of the driving block (7) is positioned at the front side of the front end face of the stop lever (6), the driving block (7) can enable the rotating rod (8) to extrude a, when the rotating rod (8) is separated from the stop lever (6), the pressing block (14) can slide down in an accelerating manner and extrude adobes in the adobe mold (32) to be compacted, and in the process of up-and-down movement of the pressing block (14), the sliding fit of the first sliding rod (13) and the top plate (1) can enable the pressing block (14) to stably rise or fall, along with the continuous rotation of the rotating shaft of the motor (29), when the rotating rod (8) crosses the driving block (7), the spring (28) enables the rotating rod (8) to restore, when the rotating rod (8) enables the rotating wheel (5) to rotate through the stop lever (6) again, the pressing block (14) can be lifted up again, after the pressing block (14) is lifted up again, the motor (29) is powered off, the motor (29) is braked, the pressing block (14) is in a suspended state, the air cylinder (21) is started at the moment, and the telescopic rod of the air cylinder (21) pushes the push rod (22), the connecting rod (24) tends to be parallel to the second sliding rod (16), the two movable rods (27) are far away from each other, when the two movable rods (27) are respectively positioned at the front side and the rear side of the adobe mold (32), the device can be pushed to continue to move towards the left side, when the movable rods (27) cross the adobe mold (32), the telescopic rods of the air cylinders (21) are restored, and the two movable rods (27) are close to each other to prepare for positioning of the next adobe mold (32).
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| CN201910309459.2A CN109955346B (en) | 2019-04-17 | 2019-04-17 | Construction adobe tamping device and using method thereof |
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| CN201910309459.2A CN109955346B (en) | 2019-04-17 | 2019-04-17 | Construction adobe tamping device and using method thereof |
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| CN109955346B true CN109955346B (en) | 2020-12-11 |
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| CN202607787U (en) * | 2012-06-01 | 2012-12-19 | 龙口正仁节能建材设备制造有限公司 | Compaction device for processing wall building block |
| CN106948518A (en) * | 2017-04-16 | 2017-07-14 | 杨雪锋 | A kind of sun-dried mud brick tamping unit for building |
| CN207121893U (en) * | 2017-08-07 | 2018-03-20 | 施戈亮 | A kind of soil tamping unit for building that can adjust compacting dynamics |
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| WO2018087221A1 (en) * | 2016-11-10 | 2018-05-17 | Windmolders Beton N.V. | Method and device for producing a paving stone |
| CN108086290A (en) * | 2017-12-26 | 2018-05-29 | 郑州默尔电子信息技术有限公司 | A kind of adjustable rammer compacter for building |
| CN108930264A (en) * | 2018-09-03 | 2018-12-04 | 侯明明 | A kind of road construction soil compaction device |
| CN108927887A (en) * | 2018-08-10 | 2018-12-04 | 张小强 | Insulation board pressure setting |
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2019
- 2019-04-17 CN CN201910309459.2A patent/CN109955346B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202607787U (en) * | 2012-06-01 | 2012-12-19 | 龙口正仁节能建材设备制造有限公司 | Compaction device for processing wall building block |
| WO2018087221A1 (en) * | 2016-11-10 | 2018-05-17 | Windmolders Beton N.V. | Method and device for producing a paving stone |
| CN106948518A (en) * | 2017-04-16 | 2017-07-14 | 杨雪锋 | A kind of sun-dried mud brick tamping unit for building |
| CN207121893U (en) * | 2017-08-07 | 2018-03-20 | 施戈亮 | A kind of soil tamping unit for building that can adjust compacting dynamics |
| CN207310154U (en) * | 2017-08-11 | 2018-05-04 | 中交天津港航勘察设计研究院有限公司 | A kind of producing device of interior dredging hard plastic clay |
| CN108086290A (en) * | 2017-12-26 | 2018-05-29 | 郑州默尔电子信息技术有限公司 | A kind of adjustable rammer compacter for building |
| CN108927887A (en) * | 2018-08-10 | 2018-12-04 | 张小强 | Insulation board pressure setting |
| CN108930264A (en) * | 2018-09-03 | 2018-12-04 | 侯明明 | A kind of road construction soil compaction device |
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|---|---|
| CN109955346A (en) | 2019-07-02 |
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