CN114111599A - Distance measuring device for surveying and mapping - Google Patents
Distance measuring device for surveying and mapping Download PDFInfo
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- CN114111599A CN114111599A CN202111546334.5A CN202111546334A CN114111599A CN 114111599 A CN114111599 A CN 114111599A CN 202111546334 A CN202111546334 A CN 202111546334A CN 114111599 A CN114111599 A CN 114111599A
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- driving
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
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- Optical Radar Systems And Details Thereof (AREA)
Abstract
The invention relates to the technical field of surveying and mapping devices, in particular to a distance measuring device for surveying and mapping, which comprises: the supporting box is fixedly connected with the base; the measuring mechanism is arranged on the outer side of the supporting box; the driving mechanism is arranged between the measuring mechanism and the supporting box; wherein the drive mechanism comprises: the connecting box is connected with the supporting box in a sliding mode and is connected with the measuring mechanism in a rotating mode; the driving assembly is fixedly connected to the inner side of the connecting box and is connected with the measuring mechanism; the transmission assembly, the transmission assembly is located the connecting box with between the drive assembly, through setting up measuring mechanism and actuating mechanism, actuating mechanism can not only realize measuring mechanism's lift and rotation can be adjusted measuring every single move angle moreover to stability, flexibility and the accuracy of device when measuring have been guaranteed.
Description
Technical Field
The invention relates to the technical field of surveying and mapping devices, in particular to a distance measuring device for surveying and mapping.
Background
Surveying and mapping refers to measuring and collecting natural geographic elements or shapes, sizes, spatial positions, attributes and the like of surface artificial facilities, and drawing the measured and collected natural geographic elements or the attributes and the like, wherein distance measurement refers to the work of measuring the length of a connecting line of two points on the ground, generally needs to measure the horizontal distance, namely the length of the connecting line of the two points projected on a certain level, is one of elements for determining the plane position of ground points, is one of the most basic tasks in the measurement work, and generally needs to measure the horizontal distance, namely the length of the connecting line of the two points projected on a certain level.
At present, the telescope type laser distance measuring instrument is generally adopted to measure when measuring outdoor distance, but the existing telescope type laser distance measuring instrument measures through a handheld instrument of a user when in use, and the hand shakes during handheld measurement, so that the measurement result is not accurate enough, therefore, aiming at the current situation, a distance measuring device for surveying and mapping needs to be developed urgently to overcome the defects in the current practical application.
Disclosure of Invention
The present invention is directed to a distance measuring device for surveying and mapping, which solves the above problems of the related art.
In order to achieve the purpose, the invention provides the following technical scheme:
a distance measuring device for surveying and mapping, comprising:
the supporting box is fixedly connected with the base;
the measuring mechanism is arranged on the outer side of the supporting box;
the driving mechanism is arranged between the measuring mechanism and the supporting box and used for realizing the lifting and the angle adjustment of the measuring mechanism;
wherein the drive mechanism comprises:
the connecting box is connected with the supporting box in a sliding mode and is connected with the measuring mechanism in a rotating mode;
the driving assembly is fixedly connected with the inner side of the connecting box, is connected with the measuring mechanism and is used for driving the measuring mechanism to adjust the measured pitching angle;
and the transmission assembly is arranged between the connecting box and the driving assembly and is used for matching with the driving assembly to realize the lifting and rotating of the measuring mechanism.
Compared with the prior art, the invention has the beneficial effects that:
the device is when moving, and drive assembly utilizes the change of atmospheric pressure can drive at the operation in-process measurement mechanism adjusts the measurement angle, and drive assembly and transmission assembly cooperation simultaneously can also realize measurement mechanism's lift and rotation, and then guarantee flexibility and accuracy when measuring, this application measures for handheld instrument among the prior art, through setting up measurement mechanism and actuating mechanism, actuating mechanism can not only realize measurement mechanism's lift and rotation can adjust measured every single move angle moreover to stability, flexibility and the accuracy of device when measuring have been guaranteed.
Drawings
Fig. 1 is a front view of a distance measuring device for surveying and mapping.
Fig. 2 is a schematic view of a driving mechanism in the distance measuring device for surveying and mapping.
Fig. 3 is a schematic view of a measuring mechanism in the distance measuring device for surveying and mapping.
FIG. 4 is a schematic view of a driving plate of the distance measuring device for surveying and mapping.
In the figure: 1-base, 2-support box, 3-connecting box, 4-limit block, 5-control box, 6-support frame, 7-drive tube, 8-drive plate, 9-connecting tube, 10-drive rod, 11-stop block, 12-driving gear, 13-first belt wheel, 14-rotary drum, 15-driven gear, 16-protective cover, 17-filter frame, 18-air guide groove, 19-fixed rod, 20-first air injection tube, 21-second air injection tube, 22-lifting rod, 23-pressure relief tube, 24-placing plate, 25-measuring instrument, 26-positioning nail, 27-cover plate, 28-air guide tube, 29-fixed tube, 30-driving piece, 31-driving rod, 32-block, 33-adjusting plate, 34-telescopic piece, 35-first baffle, 36-second belt wheel, 37-rotating rod, 38-adjusting rod, 39-piston, 40-second baffle and 41-second belt wheel.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Referring to fig. 1, in an embodiment of the present invention, a distance measuring device for surveying and mapping includes: the support box 2 is fixedly connected with the base 1; the measuring mechanism is arranged on the outer side of the supporting box 2; the driving mechanism is arranged between the measuring mechanism and the supporting box 2 and used for realizing the lifting and the angle adjustment of the measuring mechanism; wherein the drive mechanism comprises: the connecting box 3 is connected with the supporting box 2 in a sliding mode and is connected with the measuring mechanism in a rotating mode; the driving assembly is fixedly connected to the inner side of the connecting box 3, is connected with the measuring mechanism and is used for driving the measuring mechanism to adjust the measured pitching angle; and the transmission assembly is arranged between the connecting box 3 and the driving assembly and is used for matching with the driving assembly to realize the lifting and rotating of the measuring mechanism.
In this embodiment, the device is when moving, and drive assembly utilizes the change of atmospheric pressure can drive at the operation in-process measurement mechanism adjusts the measurement angle, and drive assembly and transmission assembly cooperation simultaneously can also realize measurement mechanism's lift and rotation, and then guarantee flexibility and accuracy when measuring, this application measures for handheld instrument among the prior art, and through setting up measurement mechanism and actuating mechanism, actuating mechanism can not only realize measurement mechanism's lift and rotation can adjust measured every single move angle moreover to stability, flexibility and the accuracy of device when measuring have been guaranteed.
In addition, the inner side box walls at the two ends of the supporting box 2 are provided with limit grooves, and the inner sides of the limit grooves are slidably connected with limit blocks 4 fixedly connected with the connecting box 3.
In one embodiment of the present invention, referring to fig. 2, the driving assembly includes: the control box 5 is arranged on the inner side of the connecting box 3, and is fixedly connected with the connecting box 3 through a support frame 6; the driving piece 30 is arranged on the inner side of the control box 5, and the output end of the driving piece 30 is connected with the transmission assembly through a driving rod 31; a fan disposed inside the control box 5, fixedly connected to the driving rod 31, and configured to guide the flow of air; the fixed pipe 29 is arranged between the control box 5 and the measuring mechanism, and is used for conveying air to adjust the pitching angle of the measuring mechanism; a plurality of clamping blocks 32 for matching the transmission assembly are arranged at intervals outside the driving rod 31.
In this embodiment, the driving member 30 is a driving motor or a driving motor, the driving member 30 is fixedly connected to the top of the inner side of the control box 5, the output end of the driving member 30 is connected to the driving rod 31, a plurality of air vents are formed in the box wall of the control box 5 near the measuring mechanism, a fixing pipe 29 fixedly connected to the control box 5 is arranged outside the air vents, the fixing pipe 29 is rotatably connected to the measuring mechanism, by arranging a driving component, the driving member 30 can not only realize the rotation of the fan through the driving rod 31, but also guide the air flow through the fan, so as to further realize the adjustment of the pitch angle of the measuring mechanism, and the driving rod 31 can also drive the transmission component, and realize the lifting and the rotation of the measuring mechanism through the transmission component, thereby ensuring the flexibility of the device during measurement;
in addition, a plurality of fixture blocks 32 are fixedly connected to the outer side of the driving rod 31, and the driving relation between the driving rod 31 and the transmission assembly can be changed by arranging the fixture blocks 32, so that the transmission assembly is matched with the driving assembly, the lifting of the measuring mechanism can be realized, and the rotation of the measuring mechanism can be realized.
In one embodiment of the present invention, the transmission assembly comprises: the transmission plate 8 is arranged on the outer side of the control box 5, and is in sliding connection with the connecting box 3; the adjusting assembly is arranged on the outer side of the driving rod 31, is connected with the control box 5 through an expansion piece 34, is rotatably connected with the transmission plate 8, and is used for being matched with the expansion of the expansion piece 34 to be connected with different clamping blocks 32 arranged on the outer side of the driving rod 31; the threaded rod is rotatably connected with the base 1 and is in threaded connection with the connecting box 3; coupling assembling, coupling assembling locates the 8 both ends outsides of driving plate, and respectively with measuring mechanism and threaded rod link to each other, are used for the cooperation adjusting part realizes measuring mechanism's lift and rotation.
In this embodiment, 8 sliding connection of driving plate locates 3 inboards of connecting box, adjusting part under the control of extensible member 34 with set up the different fixture blocks 32 butt in the actuating lever 31 outside for adjusting part can carry out stable drive to coupling assembling, coupling assembling drives threaded rod 8 and measuring mechanism respectively along with 8 lifts of driving plate, measuring mechanism's rotation can realize in step with the lift, again can independent operation, thereby people's adjust time has been saved greatly, and then people's measurement of efficiency has been promoted.
In one embodiment of the present invention, the adjustment assembly comprises: the adjusting plate 33 is slidably connected to the inner side of the control box 5, and is connected with the telescopic piece 34; the transmission pipe 37 is arranged on the outer side of the driving rod 31, and two ends of the transmission pipe 37 are respectively in rotating connection with the adjusting plate 33 and the transmission plate 8 and are connected with the connecting assembly; first baffle 35, first baffle 35 fixed connection locates drive tube 37 is inboard, is used for the cooperation fixture block 32 drive tube 37 is rotatory to be realized the drive to coupling assembling.
In this embodiment, through setting up adjusting part, when the drive of extensible member 34 during the lift of regulating plate 33, transmission pipe 37 and driving plate 8 all can remove along with regulating plate 33, and the inboard first baffle 35 of transmission pipe 37 can be realized with the cooperation of fixture block 32 on the actuating lever 31 the rotation of transmission pipe 37, transmission pipe 37 drives through the coupling assembling to both sides, can realize measuring mechanism's lift and rotation.
In an embodiment of the present invention, referring to fig. 1 and 4, the connecting component includes: the connecting pipe 9 is rotatably connected with the transmission plate 8, and the connecting pipe 9 is connected with the transmission pipe 37; the first driven part is arranged on the outer side of the measuring mechanism, is rotatably connected with the connecting box 3 and is used for matching with the connecting pipe 9 to drive the measuring mechanism to rotate; the second follower is arranged on the outer side of the threaded rod and is rotationally connected with the connecting box 3 to be matched with the connecting pipe 9 for driving the threaded rod to realize the lifting of the measuring mechanism.
In this embodiment, the first driven member and the second driven member are transmission rods 10 rotatably connected to the connection box 3, the outer sides of the transmission rods 10 and the transmission pipe 7 are both fixedly connected to form second belt wheels 36, the second belt wheels 36 are connected to each other through second belts 41, the outer side of the end of the transmission rod 10 in contact with the connection pipe 9 is fixedly connected to form a stop 11, the stop 11 is abutted to a second baffle 40 fixedly connected to the inner side of the connection pipe 9, wherein a driving gear 12 is fixedly connected to the outer side of the transmission rod 10 connected to the measuring mechanism, the outer side of the transmission rod 10 on the other side and the outer side of the threaded rod are both fixedly connected to form a first belt wheel 13, the first belt wheels 13 are connected to each other through first belts, and the rotation and lifting of the measuring mechanism can be realized by providing a connection assembly and matching with an adjustment assembly, thereby ensuring the flexibility of the device during measurement.
In one embodiment of the present invention, referring to fig. 3, the measuring mechanism includes: the protective cover 16 is arranged outside the connecting box 3; the rotating piece is fixedly connected with the protective cover 16, is rotatably connected with the connecting box 3, is connected with the connecting assembly and is used for matching with the connecting assembly to realize the rotation of the protective cover 16; the measuring piece is arranged on the inner side of the protective cover 16 and is rotationally connected with the protective cover 16 through a rotating rod 37; and the adjusting assembly is arranged between the measuring part and the rotating part and is used for matching air conveyed by the driving assembly to drive the measuring part to rotate around the rotating rod 37.
In this embodiment, the rotating member includes a rotating cylinder 14 fixedly connected to the outer side of the protective cover 16, the rotating cylinder 14 is fixedly connected to the protective cover 16 and rotatably connected to the connecting box 3, a driven gear 15 engaged with the driving gear 12 is fixedly connected to the outer side of the rotating cylinder 4, an air duct 28 rotatably connected to the fixed pipe 29 is fixedly connected to the rotating cylinder 14, the other end of the air duct 28 is connected to the adjusting assembly, the measuring member further includes a placing plate 24 disposed inside the protective cover 16, a rotating rod 37 rotatably connected to the protective cover 16 is fixedly connected to both sides of the placing plate 24, the adjusting assembly is disposed between the bottom end of the placing plate 24 and the air duct 28, a measuring instrument 25 is fixedly connected to the other side of the placing plate 24, and by providing a measuring mechanism, the driving assembly is used for driving the adjusting assembly, so that the placing plate 24 can be driven to rotate around the rotating rod 37, the pitching angle of the measuring instrument 25 can be adjusted, and the measuring instrument 25 can accurately measure a point to be measured.
In one embodiment of the present invention, the adjustment assembly comprises: the air guide groove 18 is arranged on the inner side of the protective cover 16, and the air guide groove 18 is connected with the air guide pipe 28; the fixed rod 19 is fixedly connected with the protective cover 16, and two ends of the fixed rod 19 are respectively connected with the gas guide groove 18 through a first gas injection pipe 20 and a second gas injection pipe 21; the lifting piece is arranged on the inner side of the fixed rod 19 in a sliding connection mode and is connected with the measuring piece in a sliding mode through an adjusting rod 38; the rotation of the measuring part is realized by matching the gas injection of the first gas injection pipe 20 and the second gas injection pipe 21; wherein, the outer side of the air guide groove 18 is fixedly connected with a pressure relief pipe 23, and the inner sides of the first air injection pipe 20 and the second air injection pipe 21 are both provided with valves.
In this embodiment, the lift includes that sliding connection sets up the inboard piston 39 of dead lever 19, piston 39 is located first gas injection pipe 20 and second gas injection pipe 21 with between the dead lever 19 link, piston 39 outside fixed connection is provided with lifter 22, the equal fixed connection in the both ends outside of lifter 22 is provided with adjusts pole 38, adjust pole 38 with set up place the inboard spout sliding connection of board 24, through setting up adjusting part, can cooperate drive assembly exhaust air control place board 24 around the bull stick 37 is rotatory, has strengthened the measuring accuracy of device, in addition, air guide groove 18 inboard be provided with the filter frame 17 of being connected can be dismantled to protection casing 16, can dismantle the connection and be the joint.
In one embodiment of the invention, one side of the base 1, which is far away from the support box 2, is fixedly connected with a plurality of positioning nails 26, and the outer sides of the positioning nails 26 are provided with cover plates 27 detachably connected with the base 1; the detachable connection is clamping connection, the stability of the device in use can be enhanced by arranging the positioning nails 26, and the flexibility of the device in carrying is ensured by arranging the cover plate 27.
The distance measuring device for surveying and mapping is characterized in that the measuring mechanism and the driving mechanism are arranged, the driving mechanism can not only realize the lifting and rotating of the measuring mechanism, but also adjust the measured pitch angle, thereby ensuring the stability, flexibility and accuracy of the device during measuring, the driving component is arranged, the driving component 30 can not only realize the rotating of the fan through the driving rod 31, the fan is used for guiding the air flow, thereby realizing the adjustment of the pitch angle of the measuring mechanism, but also the driving rod 31 can drive the transmission component, the lifting and rotating of the measuring mechanism are realized through the transmission component, thereby ensuring the flexibility of the device during measuring, the connecting component respectively drives the threaded rod 8 and the measuring mechanism along with the lifting of the transmission plate 8, the rotating and lifting of the measuring mechanism can be synchronously realized and can independently run, thereby people's regulation time has been saved greatly, and then has promoted people's measurement of efficiency, through setting up measuring mechanism, utilizes the drive assembly drive adjusting part can drive place board 24 around the bull stick 37 is rotatory to adjust the every single move angle of measuring apparatu 25, make measuring apparatu 25 can carry out accurate measurement to the point of awaiting measuring.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (7)
1. A distance measuring device for surveying and mapping, comprising:
the supporting box is fixedly connected with the base;
the measuring mechanism is arranged on the outer side of the supporting box;
the driving mechanism is arranged between the measuring mechanism and the supporting box and used for realizing the lifting and the angle adjustment of the measuring mechanism;
wherein the drive mechanism comprises:
the connecting box is connected with the supporting box in a sliding mode and is connected with the measuring mechanism in a rotating mode;
the driving assembly is fixedly connected with the inner side of the connecting box, is connected with the measuring mechanism and is used for driving the measuring mechanism to adjust the measured pitching angle;
and the transmission assembly is arranged between the connecting box and the driving assembly and is used for matching with the driving assembly to realize the lifting and rotating of the measuring mechanism.
2. The distance measuring device for surveying and mapping according to claim 1, wherein the driving assembly includes:
the control box is arranged on the inner side of the connecting box and is fixedly connected with the connecting box through a support frame;
the driving piece is arranged on the inner side of the control box, and the output end of the driving piece is connected with the transmission assembly through a driving rod;
the fan is arranged on the inner side of the control box, is fixedly connected with the driving rod and is used for guiding the flow of air;
the fixed pipe is arranged between the control box and the measuring mechanism and used for conveying air to adjust the pitching angle of the measuring mechanism;
and a plurality of clamping blocks used for being matched with the transmission assembly are arranged at the outer side of the driving rod at intervals.
3. The apparatus according to claim 2, wherein the transmission assembly comprises:
the transmission plate is arranged on the outer side of the control box and is in sliding connection with the connecting box;
the adjusting assembly is arranged on the outer side of the driving rod, is connected with the control box through a telescopic piece, is rotatably connected with the transmission plate, and is used for being matched with the telescopic piece to be telescopic and connected with different clamping blocks arranged on the outer side of the driving rod;
the threaded rod is rotatably connected with the base and is in threaded connection with the connecting box;
and the connecting assembly is arranged on the outer sides of the two ends of the transmission plate and is respectively connected with the measuring mechanism and the threaded rod for matching with the adjusting assembly to realize the lifting and rotating of the measuring mechanism.
4. The device of claim 3, wherein the adjustment assembly comprises:
the adjusting plate is slidably connected to the inner side of the control box and is connected with the telescopic piece;
the transmission pipe is arranged on the outer side of the driving rod, and two ends of the transmission pipe are respectively in rotating connection with the adjusting plate and the transmission plate and are connected with the connecting component;
the first baffle is fixedly connected and arranged on the inner side of the transmission pipe and used for matching with the transmission block to drive the transmission pipe to rotate to drive the connecting component.
5. The distance measuring device for surveying and mapping according to claim 4, wherein the connecting member includes:
the connecting pipe is rotatably connected with the transmission plate and is connected with the transmission pipe;
the first driven part is arranged on the outer side of the measuring mechanism, is rotatably connected with the connecting box and is used for matching with the connecting pipe to drive the measuring mechanism to rotate;
the second follower is arranged on the outer side of the threaded rod and is rotationally connected with the connecting box, and the second follower is used for matching with the connecting pipe to drive the threaded rod to realize the lifting of the measuring mechanism.
6. The distance measuring device for surveying and mapping according to claim 1, wherein the measuring mechanism includes:
the protective cover is arranged on the outer side of the connecting box;
the rotating piece is fixedly connected with the protective cover, is rotatably connected with the connecting box, is connected with the connecting assembly and is used for matching with the connecting assembly to realize the rotation of the protective cover;
the measuring piece is arranged on the inner side of the protective cover and is in rotating connection with the protective cover through a rotating rod;
the adjusting assembly is arranged between the measuring part and the rotating part and is used for matching air conveyed by the driving assembly to drive the measuring part to rotate around the rotating rod.
7. The device of claim 6, wherein the adjustment assembly comprises:
the air guide groove is arranged on the inner side of the protective cover and is connected with the air guide pipe;
the fixed rod is fixedly connected with the protective cover, and two ends of the fixed rod are respectively connected with the gas guide groove through a first gas injection pipe and a second gas injection pipe;
the lifting piece is arranged on the inner side of the fixed rod in a sliding connection mode and is connected with the measuring piece in a sliding mode through an adjusting rod;
the gas injection pipe is used for injecting gas into the first gas injection pipe and the second gas injection pipe;
the gas guide groove is fixedly connected with the outer side of the gas guide groove in a connected mode, a pressure relief pipe is arranged on the outer side of the gas guide groove in a connected mode, and valves are arranged on the inner sides of the first gas injection pipe and the second gas injection pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111546334.5A CN114111599A (en) | 2021-12-16 | 2021-12-16 | Distance measuring device for surveying and mapping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111546334.5A CN114111599A (en) | 2021-12-16 | 2021-12-16 | Distance measuring device for surveying and mapping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114111599A true CN114111599A (en) | 2022-03-01 |
Family
ID=80365162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111546334.5A Withdrawn CN114111599A (en) | 2021-12-16 | 2021-12-16 | Distance measuring device for surveying and mapping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114111599A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114923460A (en) * | 2022-05-16 | 2022-08-19 | 山东省建设建工（集团）有限责任公司 | Multi-functional assembled building engineering quality detection device |
| CN114993184A (en) * | 2022-07-18 | 2022-09-02 | 深圳原驰三维技术有限公司 | Material size detection device for laser additive machining |
| CN116475659A (en) * | 2023-03-22 | 2023-07-25 | 徐州博汇世通重工机械有限责任公司 | Precision machining support for small-digging structural part |
-
2021
- 2021-12-16 CN CN202111546334.5A patent/CN114111599A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114923460A (en) * | 2022-05-16 | 2022-08-19 | 山东省建设建工（集团）有限责任公司 | Multi-functional assembled building engineering quality detection device |
| CN114923460B (en) * | 2022-05-16 | 2023-09-08 | 山东省建设建工（集团）有限责任公司 | Multifunctional assembled building engineering quality detection device |
| CN114993184A (en) * | 2022-07-18 | 2022-09-02 | 深圳原驰三维技术有限公司 | Material size detection device for laser additive machining |
| CN114993184B (en) * | 2022-07-18 | 2022-10-25 | 深圳原驰三维技术有限公司 | Material size detection device for laser additive machining |
| CN116475659A (en) * | 2023-03-22 | 2023-07-25 | 徐州博汇世通重工机械有限责任公司 | Precision machining support for small-digging structural part |
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Application publication date: 20220301 |