CN217997767U - High-precision track type airport runway concrete slab fast cutting equipment - Google Patents
High-precision track type airport runway concrete slab fast cutting equipment Download PDFInfo
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- CN217997767U CN217997767U CN202221900182.4U CN202221900182U CN217997767U CN 217997767 U CN217997767 U CN 217997767U CN 202221900182 U CN202221900182 U CN 202221900182U CN 217997767 U CN217997767 U CN 217997767U
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Abstract
The utility model discloses a high-precision track formula airport runway concrete slab cutting equipment soon relates to airport pavement assembled construction technical field, and the operation machinery includes U-shaped frame, telescopic running gear, straight line running gear, linear guide mechanism, mounting panel, combination formula cutting mechanism, cutting depth control mechanism, line of cut positioning mechanism, controller. The utility model discloses a set up combination formula cutting mechanism and accomplish same cutting gap through the cooperation of a plurality of saw bit formula cutting device under precision control, through dividing the worker setting, the different saw bits are responsible for the aspect cutting of the different degree of depth, and last saw bit is polished to the cutting gap essence, finally makes the whole shaping of cutting gap, the flexible or needs of repairing of fully provided guidance tape.
Description
Technical Field
The utility model relates to an airport pavement assembled construction technical field, concretely relates to high-accuracy track formula airport runway concrete slab cutting equipment soon.
Background
The local maintenance of the airport runway needs to ensure timeliness and rapidness and has certain economical efficiency and environmental protection performance. The cutting and cleaning work of the concrete plate of the airport runway is taken as a key process, and has very high requirements on the operating efficiency and environmental protection.
China has a relatively large number of airports and scattered areas, and has the conditions of local damage and sudden pavement damage in the perennial use process, and the local structural layers of the airport runways need to be quickly updated. At present, the maintenance operation of local structural damage of the airport runway basically adopts a general cutting machine to carry out limited depth cutting, and then the mode of breaking and cleaning by a breaking hammer is adopted, so that the cutting efficiency is low, the labor is consumed, and the cutting precision is difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high-precision track formula airport runway concrete slab cutting equipment soon, the problem that exists among the prior art is solved to the purpose.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
a high-precision track type fast cutting device for concrete slabs of an airport runway comprises an inverted U-shaped frame, wherein the bottom end of the U-shaped frame is outwards turned over along the horizontal direction to form supporting plates, telescopic traveling devices are arranged at 2 supporting plates, and a linear traveling mechanism is arranged at the top in the U-shaped frame;
a linear guide rail mechanism is arranged in the U-shaped frame below the linear travelling mechanism along the horizontal direction, a mounting plate is connected to the linear guide rail mechanism in a sliding manner, a combined cutting mechanism is arranged below the mounting plate, the combined cutting mechanism is provided with a plurality of saw blade type cutting devices, and the saw blade type cutting devices are matched with each other to complete cutting operation of the same cutting seam at different depths and finally finish-cut and form the cutting seam;
a plurality of cutting depth control mechanisms which correspond to the saw blade type cutting devices one by one and are mutually connected are connected above the mounting plate, and the top ends of the cutting depth control mechanisms are connected with the linear travelling mechanism; cutting line positioning mechanisms are respectively arranged on the inner walls of two sides of the U-shaped frame above the linear guide rail mechanism, and a controller is arranged on the outer side of the U-shaped frame;
the linear walking mechanism comprises a lead screw and a driving motor which are horizontally arranged, two ends of the lead screw are respectively connected with the inner wall of the U-shaped frame in a rotating mode, and one end of the lead screw penetrates through the U-shaped frame and is fixedly connected with an output shaft of the driving motor which is arranged on the outer surface of the U-shaped frame.
Preferably, the controller is electrically connected with a power supply and is configured to control the linear travelling mechanism, the combined cutting mechanism, the cutting depth control mechanism, the telescopic travelling device and the cutting line positioning mechanism, and the controller is further connected with a handheld control panel through a cable;
the cutting device is characterized in that a moving block is screwed on the screw rod, the bottom end of the moving block is fixedly connected with the top end of the cutting depth control mechanism, the moving block linearly moves back and forth along the screw rod under the driving of a driving motor, and the driving motor is electrically connected with a controller through a lead wire.
Preferably, the linear guide rail mechanism comprises two cross beams which are arranged in parallel, two ends of each cross beam are fixedly connected with the inner surface of the U-shaped frame, opposite ends of the two cross beams are respectively provided with a linear sliding groove, and the front end and the rear end of the mounting plate are respectively in sliding connection with the corresponding linear sliding grooves.
Preferably, a plurality of guide sleeves longitudinally arranged are uniformly distributed on the mounting plate, the guide sleeves penetrate through the upper surface and the lower surface of the mounting plate, and guide columns are slidably connected in the guide sleeves;
the saw blade type cutting device comprises a fixing plate fixedly arranged at the bottom end of the guide pillar, a cutting motor fixedly arranged on one side of the fixing plate and a saw blade longitudinally arranged on the other side of the fixing plate, wherein an output shaft of the cutting motor can rotatably penetrate through the fixing plate and is fixedly connected with the saw blade, and the cutting motor is electrically connected with the controller through a wire.
Preferably, the saw blade type cutting device is provided with four groups, four saw blades are uniformly arranged from right to left, the four saw blades are coplanar along a vertical axial middle division plane, and among the four saw blades, the thickness of the saw blade positioned at the leftmost side or the rightmost side is greater than that of the rest three saw blades, and the thickness of the rest three saw blades is the same.
Preferably, the thickness of the left or right most blade is 0.5mm thicker than the individual thickness of the remaining three blades.
Preferably, the cutting depth control mechanism is an electric cylinder, an air cylinder or an oil cylinder, a fixed end of the cutting depth control mechanism is fixedly connected with the bottom end of the moving block, a telescopic end of the cutting depth control mechanism is fixedly connected with the top end of the guide pillar through a pressure sensor, and the cutting depth control mechanism is electrically connected with the controller through a lead.
Preferably, the cutting line positioning mechanism comprises a connecting plate and a rotating motor fixedly arranged on one side of the connecting plate, an output shaft of the rotating motor can rotatably penetrate through the connecting plate, an installation seat is fixedly connected to the end part of the output shaft, and a laser emitter and a visual sensor are arranged at the end part of the installation seat side by side;
the connecting plate is respectively and fixedly connected with the inner surface of the left side or the right side of the U-shaped frame, and the light emitted by the laser emitter is coplanar with the midsplit plane of the saw blade; the laser emitter and the vision sensor are respectively and electrically connected with the controller through leads.
Preferably, the telescopic walking device comprises a reaction plate, a supporting cylinder and universal wheels, a through hole for the universal wheels to pass through is formed in the supporting plate, and the reaction plate is arranged above the through hole.
Preferably, the reaction plate is fixedly connected with the outer surface of the U-shaped frame, the fixed end of the supporting cylinder 22 is fixedly connected with the lower surface of the reaction plate, and the telescopic end is fixedly connected with the universal wheel; the supporting cylinder is electrically connected with the controller through a lead.
The beneficial effects of the utility model are that:
1. the utility model discloses a set up combination formula cutting mechanism and accomplish same cutting gap through the cooperation of a plurality of saw bit formula cutting device under precision control, through dividing the worker setting, the different saw bits are responsible for the aspect cutting of the different degree of depth, and last saw bit is polished to the cutting gap essence, finally makes the whole shaping of cutting gap, the flexible or needs of repairing of fully provided guidance tape. Through the setting, need not use a saw bit cutting back and forth, the working strength of single saw bit is low, long service life, and the probability that the saw bit generates heat the damage reduces by a wide margin, has avoided the construction delay that the change saw bit leads to, simultaneously, the utility model discloses with this kind of mode ensured cutting efficiency, the cutting mode that deepens through the successive layer can make cutting gap one shot forming to the mode of polishing has ensured the cutting quality through the at last disposable essence of layer cutting of cutting.
2. The utility model discloses a set up sharp running gear, combination formula cutting mechanism, cutting depth control mechanism, telescopic running gear and line of cut positioning mechanism, can ensure that the line of cut location is accurate to the degree of depth of accurate control cutting seam, the straightness of the level of trend, straightness and the width of hanging down can realize the automated control of guidance tape cutting construction through the controller, then can make operating personnel with operating button's mode control cutting operation through hand-held type control panel, can save artifically, reduce intensity of labour.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
fig. 2 is a schematic front structural view of the present invention;
FIG. 3 isbase:Sub>A sectional view taken along the direction A-A of the present invention;
FIG. 4 is a schematic view of the working principle of the present invention;
1. a U-shaped frame; 2. a lead screw; 3. a drive motor; 4. a support plate; 5. a moving block; 6. a cutting depth control mechanism; 7. a gap between the beams; 8. a pressure sensor; 9. a guide post; 10. a guide sleeve; 11. mounting a plate; 12. a fixing plate; 13. cutting the motor; 14. a saw blade; 15. a fourth saw blade; 16. a connecting plate; 17. a mounting seat; 18. a laser transmitter; 19. a vision sensor; 20. a controller; 21. a reaction plate; 22. a support cylinder; 23. a universal wheel; 24. a through opening; 25. a cross beam; 26. a linear chute; 27. a light ray; 28. cutting a line; 29. the motor is rotated.
Detailed Description
In the following, the embodiments of the present invention are described in detail in a stepwise manner, which is merely a preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "top", "bottom", "inner", "outer" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for the purpose of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention.
Examples 1,
A high-precision track type airport runway concrete slab fast cutting device is shown in figures 1-4 and comprises an inverted U-shaped frame 1, wherein the bottom end of the U-shaped frame 1 is outwards turned over along the horizontal direction to form a supporting plate, and telescopic walking devices are arranged at 2 supporting plates; the cutting device is characterized in that a linear travelling mechanism is arranged at the top in a U-shaped frame 1, a linear guide rail mechanism is arranged in the U-shaped frame below the linear travelling mechanism along the horizontal direction, an installation plate 11 is connected to the linear guide rail mechanism in a sliding manner, a combined cutting mechanism is arranged below the installation plate 11, the combined cutting mechanism is provided with a plurality of saw blade type cutting devices, the saw blade type cutting devices are matched with each other to complete cutting operation of the same cutting seam at different depths and finally finish-cut forming of the cutting seam, a plurality of cutting depth control mechanisms which correspond to the saw blade type cutting devices one by one and are connected with each other are connected above the installation plate 11, and the top end of the cutting depth control mechanism is connected with the linear travelling mechanism; the U-shaped frame in and be located the both sides inner wall of linear guide mechanism top on be equipped with line of cut positioning mechanism respectively, be equipped with controller 20 in the outside of U-shaped frame, controller 20 and power electricity even to the configuration is to controlling sharp running gear, combination formula cutting mechanism, cutting depth control mechanism, telescopic running gear and line of cut positioning mechanism, the controller still have hand-held type control panel (not drawn in the picture) through cable junction.
As shown in fig. 1 and 2, the linear traveling mechanism includes a lead screw 2 and a driving motor 3, which are horizontally arranged, two ends of the lead screw 2 are rotatably connected with an inner wall of the U-shaped frame, respectively, one end of the lead screw penetrates through the U-shaped frame 1 and is fixedly connected with an output shaft of the driving motor 3, which is arranged on an outer surface of the U-shaped frame 1, a moving block 5 is screwed on the lead screw, a bottom end of the moving block 5 is fixedly connected with a top end of the cutting depth control mechanism, the moving block linearly moves back and forth along the lead screw under the driving of the driving motor 3, and the driving motor is electrically connected with the controller through a lead wire.
As shown in fig. 1 and 3, the linear guide mechanism includes two cross beams 25 arranged in parallel, two ends of the cross beam 25 are fixedly connected with the inner surface of the U-shaped frame 1, opposite ends of the two cross beams 25 are respectively provided with a linear sliding slot 26, and front and rear ends of the mounting plate are respectively connected with the corresponding linear sliding slots 26 in a sliding manner.
As shown in fig. 1 and 3, a plurality of guide sleeves 10 are uniformly distributed on the mounting plate and longitudinally arranged, the guide sleeves 10 penetrate through the upper surface and the lower surface of the mounting plate, guide posts 9 are slidably connected in the guide sleeves 10, the saw blade type cutting device comprises a fixing plate 12 fixedly arranged at the bottom ends of the guide posts 9, a cutting motor 13 fixedly arranged on one side of the fixing plate 12, and a saw blade 14 longitudinally arranged on the other side of the fixing plate, an output shaft of the cutting motor rotatably penetrates through the fixing plate and is fixedly connected with the saw blade 14, and the cutting motor 13 is electrically connected with a controller 20 through a lead.
As shown in fig. 1 and 2, the saw blade type cutting device is provided with four groups, four saw blades are uniformly arranged from right to left, and the four saw blades are coplanar along a median plane perpendicular to the axial direction (so as to ensure uniform cutting positions), wherein the thickness of the saw blade positioned at the leftmost side or the rightmost side of the four saw blades is greater than that of the rest three saw blades, and the thicknesses of the rest three saw blades are the same. When the thick blade is positioned to the left, the cutting direction of travel is to the right, and vice versa to the left.
The thickness of the leftmost or rightmost blade (i.e., the fourth blade described below) is 0.5mm thicker than the individual thickness of the remaining three blades.
As shown in fig. 1, the cutting depth control mechanism 6 is an electric cylinder, an air cylinder or an oil cylinder, a fixed end of the cutting depth control mechanism 6 is fixedly connected with a bottom end of the moving block 5, a telescopic end is fixedly connected with a top end of the guide pillar 9 through a pressure sensor 8, and the cutting depth control mechanism is electrically connected with a controller through a lead. The pressure sensor is used for controlling the saw blade and the cutting surface to have certain pressure, so that the pressure is not too small to cut, and the pressure is not too large to cause too large stress on the saw blade. Meanwhile, the pressure sensor is used as a signal source for the controller to judge that the saw blade moves downwards to abut against the ground or the bottom of the cutting seam.
As shown in fig. 1 and 2, the cutting line positioning mechanism includes a connecting plate 16 and a rotating motor 29 fixedly arranged on one side of the connecting plate 16, an output shaft of the rotating motor 29 rotatably penetrates through the connecting plate, and is fixedly connected with a mounting seat 17 at an end of the output shaft, a laser emitter 18 and a visual sensor 19 are arranged side by side at an end of the mounting seat 17, the connecting plate 16 is respectively and fixedly connected with an inner surface of the left side or the right side of the U-shaped frame, and a light ray 27 emitted by the laser emitter 18 is coplanar with a median plane of the saw blade (a position for ensuring positioning is a position of a cutting seam); the laser emitter and the vision sensor are respectively and electrically connected with the controller through leads.
As shown in fig. 1, 2 and 3, the telescopic walking device comprises a reaction plate 21, a supporting cylinder 22 and a universal wheel 23, wherein a through hole 24 through which the universal wheel passes is formed in the supporting plate, the reaction plate 21 is arranged above the through hole 24, the reaction plate 21 is fixedly connected with the outer surface of the U-shaped frame 1, the fixed end of the supporting cylinder 22 is fixedly connected with the lower surface of the reaction plate 21, and the telescopic end is fixedly connected with the universal wheel 23; the support cylinder 22 is electrically connected with the controller 20 through a wire. The support cylinder extends, and 4 universal wheels can supply equipment to remove as running gear, and when shortening, the universal wheel is received and is brought into the through hole inboard, and the backup pad directly offsets with ground, keeps the stability of equipment during operation.
The specific principle of the utility model is described in embodiment 2.
Examples 2,
On the basis of embodiment 1, this embodiment further discloses:
the high-precision track type airport runway concrete plate fast cutting equipment comprises the following steps:
(1) Positioning before cutting: drawing a cutting line 28 on a construction ground, pushing a track type airport runway concrete plate high-precision and rapid cutting device to a construction position, opening 2 laser transmitters 18 through a handheld control panel, and controlling a rotating motor to rotate through a mobile device so that light rays 27 emitted by the 2 laser transmitters are intersected with the cutting line 28; the supporting cylinder is controlled to contract through the handheld control panel, the supporting plate is abutted to the ground, vibration generated in the cutting process is avoided, the equipment is moved, and at the moment, the U-shaped frame also plays a role in balancing weight.
(2) Cutting operation:
a. the drive motor 3 is controlled by the hand-held control panel to drive the moving block 5 to move and enable the first saw blade (the rightmost saw blade) to move to the cutting starting position.
b. The first cutting depth control mechanism 6 extends to enable the first saw blade to abut against the ground, a certain pressure is kept, cutting is started, and the first set depth is reached; on the basis, the first saw blade is driven by the linear traveling mechanism to cut along the cutting line and move gradually (i.e. move rightwards).
c. The bottom end of the second saw blade is abutted against the bottom of a gap cut by the first saw blade through a second cutting depth control mechanism (namely, the cutting depth control mechanism corresponding to the second saw blade), the second saw blade starts to cut under certain pressure and cuts to a second set depth, the second set depth is larger than the first set depth, and on the basis, the second saw blade is driven by a straight line travelling mechanism to work together with the first saw blade along the cutting line.
d. Make the bottom of third saw bit offset with the gap bottom that the second saw bit cut out under third cutting depth control mechanism's control, and keep certain pressure, make the third saw bit begin to cut, and cut to the third and set for the degree of depth, the third sets for the degree of depth for the set for degree of depth of cutting cut (will be dark than the second set for the degree of depth promptly, reach the degree of depth of predetermined cutting cut), on this basis, under straight line running gear's drive third saw bit, second saw bit and first saw bit collaborative work, divide the work to same cutting cut (the aspect of the different degree of depth of cutting respectively promptly).
e. Make fourth saw bit 15 insert in the cutting slit that the third saw bit surely goes out, make the cutting slit bottom clearance fit that the bottom and the third saw bit of fourth saw bit 15 cut out to the cutting slit essence is cut and is polished (because the preliminary profile of cutting slit has been cut out to preceding three saw bit, and the thickness of fourth saw bit is greater than the single thickness of preceding three saw bit, so fourth saw bit has played the effect that further essence was cut and is polished, make the cutting slit reach higher precision, fully satisfy the flexible needs of guidance tape board).
f. In the advancing process, after the first saw blade finishes a cutting task, the first saw blade ascends under the control of the first cutting depth control mechanism and is separated from a cutting position; and the rest is done in sequence until the fourth saw blade finishes the finish cutting and polishing of all the cutting seams, and the cutting operation is finished.
(3) The cylinder is controlled to extend through the handheld control panel, so that the supporting plate is separated from the ground, the universal wheels extend out, and the track type airport runway concrete plate high-precision rapid cutting equipment is pushed to the next construction position.
Claims (10)
1. A high accuracy rail mounted airport runway concrete slab cuts equipment soon, characterized by: the device comprises an inverted U-shaped frame, wherein the bottom end of the U-shaped frame is outwards turned along the horizontal direction to form support plates, telescopic traveling devices are arranged at 2 support plates, and a linear traveling mechanism is arranged at the top in the U-shaped frame;
a linear guide rail mechanism is arranged in the U-shaped frame below the linear travelling mechanism along the horizontal direction, a mounting plate is connected to the linear guide rail mechanism in a sliding manner, a combined cutting mechanism is arranged below the mounting plate, the combined cutting mechanism is provided with a plurality of saw blade type cutting devices, and the saw blade type cutting devices are matched with each other to complete cutting operation of the same cutting seam at different depths and finally finish-cut and form the cutting seam;
a plurality of cutting depth control mechanisms which correspond to the saw blade type cutting devices one by one and are connected with each other are connected above the mounting plate, and the top ends of the cutting depth control mechanisms are connected with the linear travelling mechanism; cutting line positioning mechanisms are respectively arranged on the inner walls of two sides in the U-shaped frame and above the linear guide rail mechanism, and a controller is arranged on the outer side of the U-shaped frame;
the linear walking mechanism comprises a lead screw and a driving motor which are horizontally arranged, two ends of the lead screw are respectively connected with the inner wall of the U-shaped frame in a rotating mode, and one end of the lead screw penetrates through the U-shaped frame and is fixedly connected with an output shaft of the driving motor which is arranged on the outer surface of the U-shaped frame.
2. A high precision tracked airport runway concrete slab fast cutting apparatus as claimed in claim 1 wherein: the controller is electrically connected with the power supply and is configured to control the linear travelling mechanism, the combined cutting mechanism, the cutting depth control mechanism, the telescopic travelling device and the cutting line positioning mechanism, and the controller is also connected with a handheld control panel through a cable;
the cutting device is characterized in that a moving block is screwed on the screw rod, the bottom end of the moving block is fixedly connected with the top end of the cutting depth control mechanism, the moving block linearly moves back and forth along the screw rod under the driving of a driving motor, and the driving motor is electrically connected with a controller through a lead wire.
3. A high precision tracked airport runway concrete slab fast cutting apparatus as claimed in claim 2 wherein: the linear guide rail mechanism comprises two beams which are arranged in parallel, two ends of each beam are fixedly connected with the inner surface of the U-shaped frame, opposite ends of the two beams are respectively provided with a linear sliding groove, and the front end and the rear end of the mounting plate are respectively in sliding connection with the corresponding linear sliding grooves.
4. A high precision track type airport runway concrete plate fast cutting device as claimed in claim 3, characterized in that: a plurality of guide sleeves which are longitudinally arranged are uniformly distributed on the mounting plate, the guide sleeves penetrate through the upper surface and the lower surface of the mounting plate, and guide columns are connected in the guide sleeves in a sliding manner;
the saw blade type cutting device comprises a fixing plate fixedly arranged at the bottom end of the guide pillar, a cutting motor fixedly arranged on one side of the fixing plate and a saw blade longitudinally arranged on the other side of the fixing plate, wherein an output shaft of the cutting motor can rotatably penetrate through the fixing plate and is fixedly connected with the saw blade, and the cutting motor is electrically connected with the controller through a wire.
5. A high precision tracked airport runway concrete slab fast cutting apparatus as claimed in claim 4 wherein: the saw blade type cutting device is provided with four groups, four saw blades are uniformly arranged from right to left, the four saw blades are coplanar along a vertical axial middle dividing plane, the thickness of the saw blade positioned at the leftmost side or the rightmost side in the four saw blades is larger than that of the rest three saw blades, and the thickness of the rest three saw blades is the same.
6. A high precision tracked airport runway concrete slab fast cutting apparatus as claimed in claim 5 wherein: the thickness of the leftmost or rightmost blade is 0.5mm thicker than the individual thickness of the remaining three blades.
7. A high precision track type airport runway concrete plate fast cutting device as claimed in claim 6, characterized in that: the cutting depth control mechanism is an electric cylinder or an air cylinder or an oil cylinder, the fixed end of the cutting depth control mechanism is fixedly connected with the bottom end of the moving block, the telescopic end of the cutting depth control mechanism is fixedly connected with the top end of the guide pillar through a pressure sensor, and the cutting depth control mechanism is electrically connected with the controller through a lead.
8. A high precision tracked airport runway concrete slab fast cutting apparatus as claimed in claim 7 wherein: the cutting line positioning mechanism comprises a connecting plate and a rotating motor fixedly arranged on one side of the connecting plate, an output shaft of the rotating motor can rotatably penetrate through the connecting plate, a mounting seat is fixedly connected to the end part of the output shaft, and a laser emitter and a visual sensor are arranged at the end part of the mounting seat side by side;
the connecting plate is respectively and fixedly connected with the inner surface of the left side or the right side of the U-shaped frame, and the light emitted by the laser emitter is coplanar with the bisection plane of the saw blade; the laser emitter and the vision sensor are respectively and electrically connected with the controller through leads.
9. A high precision tracked airport runway concrete slab fast cutting apparatus as claimed in claim 8 wherein: the telescopic walking device comprises a reaction plate, a supporting cylinder and universal wheels, wherein a through hole for the universal wheels to pass through is formed in the supporting plate, and the reaction plate is arranged above the through hole.
10. A high precision track type airport runway concrete plate fast cutting device as claimed in claim 9, characterized in that: the reaction plate is fixedly connected with the outer surface of the U-shaped frame, the fixed end of the supporting cylinder is fixedly connected with the lower surface of the reaction plate, and the telescopic end of the supporting cylinder is fixedly connected with the universal wheel; the supporting cylinder is electrically connected with the controller through a lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221900182.4U CN217997767U (en) | 2022-07-22 | 2022-07-22 | High-precision track type airport runway concrete slab fast cutting equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221900182.4U CN217997767U (en) | 2022-07-22 | 2022-07-22 | High-precision track type airport runway concrete slab fast cutting equipment |
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| CN217997767U true CN217997767U (en) | 2022-12-09 |
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| CN202221900182.4U Active CN217997767U (en) | 2022-07-22 | 2022-07-22 | High-precision track type airport runway concrete slab fast cutting equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117569168A (en) * | 2024-01-16 | 2024-02-20 | 交通运输部公路科学研究所 | Quick dismantling method and equipment for cement concrete pavement slab |
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2022
- 2022-07-22 CN CN202221900182.4U patent/CN217997767U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117569168A (en) * | 2024-01-16 | 2024-02-20 | 交通运输部公路科学研究所 | Quick dismantling method and equipment for cement concrete pavement slab |
| CN117569168B (en) * | 2024-01-16 | 2024-03-26 | 交通运输部公路科学研究所 | Quick dismantling method and equipment for cement concrete pavement slab |
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