CN110757118A - Intelligent bolt transmission device - Google Patents
Intelligent bolt transmission device Download PDFInfo
- Publication number
- CN110757118A CN110757118A CN201910899857.4A CN201910899857A CN110757118A CN 110757118 A CN110757118 A CN 110757118A CN 201910899857 A CN201910899857 A CN 201910899857A CN 110757118 A CN110757118 A CN 110757118A
- Authority
- CN
- China
- Prior art keywords
- guide
- pushing
- bolt
- conveying
- oil cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/002—Article feeders for assembling machines orientating the articles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Feeding Of Articles To Conveyors (AREA)
Abstract
The invention aims to provide an intelligent bolt transmission device which is used for solving the technical problem of installation of a partition guard plate base in the road repairing process. An intelligent bolt transmission device comprises a walking chassis, a guide frame, a bolt conveying system and a bolt fastening system; the power driving piece of the walking chassis adopts a stepping motor, or the walking chassis can be driven by an engineering vehicle or pushed by manpower; the walking chassis is used for mounting other functional components; the bolt conveying system is used for gradually moving the fastening bolts to the base of the installed guard plate; the bolt fastening system is used for fixing the guard plate base in a threaded manner with the ground through fastening bolts.
Description
Technical Field
The invention relates to the technical field of bolt conveying and mounting in a building construction process, in particular to an intelligent bolt transmission device.
Background
At present, in building construction sites. For the environmental protection and safety needs, the construction site adopts the backplate to separate with the external world. Some sheeting is installed by first installing the sheeting supports with the ground and then installing the sheeting on the sheeting supports. Still backplate and base are the separation, are equipped with the draw-in groove of card dress backplate on the base, and the base passes through earth bolt and ground fastening back, then with the backplate joint on the base. The backplate base among the prior art adopts the mode of artifical handheld electric drill mostly, installs the bolt one by one. The efficiency is low, and the labor intensity of workers is high.
Disclosure of Invention
The invention aims to provide an intelligent bolt transmission device which is used for solving the technical problem of installation of a partition guard plate base in the road repairing process.
The technical scheme adopted by the invention for solving the technical problems is as follows:
an intelligent bolt transmission device comprises a walking chassis, a guide frame, a bolt conveying system and a bolt fastening system;
the guide frame is arranged behind the walking chassis and adopts a cavity structure;
the bolt fastening system comprises a screwing guide rod, a screwing guide driving oil cylinder, a screwing driving motor and a screwing screw rod; the lower end of the guide conveying pipe body is communicated with a pushing feed port of a pushing feed pipe, and a pushing pressure sensor is arranged at the bottom end in the pushing feed pipe and is positioned below the pushing feed port; the pushing oil cylinder is arranged on the outer side of the pushing feeding pipe, and a pushing plate used for pushing the bolt into a grounding positioning screw hole cavity on the guard plate base is arranged on the inner side of the pushing oil cylinder; the tightening guide rod is vertically arranged on the guide frame, and two sides of the tightening driving motor are arranged on the tightening guide rod in a way of moving up and down; the screwing guide driving oil cylinder is arranged at the upper end of the screwing guide rod, and the up-and-down moving power output end of the screwing guide driving oil cylinder is connected with the screwing driving motor; the tightening screw rod is arranged at the rotating power output end of the tightening driving motor, and the lower end of the tightening screw rod is arranged corresponding to the grounding positioning screw hole cavity.
Furthermore, the length of the front-back distance of the guide frame is more than twice of the length of the guard plate base.
Furthermore, the bolt conveying system also comprises a temporary storage disc, a vibrator, a reversing chute, a guide oil cylinder and a direction-adjusting rotary disc;
the upper end of the guide conveying pipe body is communicated with a temporary storage disc through a reversing chute, the temporary storage disc is arranged on the walking chassis, and the vibrator is arranged on the temporary storage disc;
the lower end part of the guide conveying pipe body is provided with a guide conveying groove, and the power output end of the guide conveying oil cylinder is arranged corresponding to the guide conveying groove; the discharge port of the guide feeding groove is communicated with the direction-adjusting rotary table through a direction-adjusting material receiving pipe, and the discharge port of the direction-adjusting rotary table is communicated with the pushing feed port of the pushing feed pipe; the direction-adjusting rotary disc is rotatably provided with a direction-adjusting rotary wheel, and the direction-adjusting rotary wheel is provided with a plurality of direction-adjusting positioning clamping grooves at intervals.
Preferably, a positioning approach detection switch is arranged at a discharge outlet of the pushing feeding pipe.
Preferably, the upper end of the guide conveying pipe body is provided with an accumulation prevention detection switch.
Preferably, the outer side of the lower end of the guide frame is provided with a guide auxiliary half cylinder, the guide auxiliary half cylinder adopts a semi-cylindrical cavity structure, and the guide auxiliary half cylinder and the grounding positioning screw cavity are arranged in a vertically corresponding mode.
Preferably, the walking chassis is arranged on the guide rail.
The effect provided in the summary of the invention is only the effect of the embodiment, not all the effects of the invention, and one of the above technical solutions has the following advantages or beneficial effects:
1. the bolt positioning and fixing device can integrally realize the placement, transmission, positioning and fixation of bolts, has high intelligent degree and saves manpower.
2. The bolt conveying system in the technical scheme of the invention can store and convey a plurality of fastening bolts in batches and can realize the one-by-one direction adjustment of the bolts.
3. The guide frame in the technical scheme of the invention can realize the guide function.
Drawings
FIG. 1 is a schematic side view of the structure of an embodiment of the present invention;
FIG. 2 is a schematic top view of an embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1 at D;
FIG. 4 is a left side view of the shield base according to the embodiment of the present invention;
FIG. 5 is a left side view of the guide frame and the bolt conveying system in the embodiment of the present invention, illustrating the engagement relationship of the bolt fastening system;
FIG. 6 is a schematic side view of a direction-adjusting turntable according to an embodiment of the present invention;
FIG. 7 is a schematic cross-sectional side view of a direction-adjusting turntable according to an embodiment of the present invention;
FIG. 8 is a schematic top view of a pilot sub-cartridge in accordance with an embodiment of the present invention;
in the figure: 1. a walking chassis; 6. a guard plate base; 13. a cavity of the grounding positioning screw hole; 18. a guide frame; 19. a guide oil cylinder; 20. a guide proximity detection switch; 23. a temporary storage disk; 24. a vibrator; 25. a reversing chute; 26. an arc-shaped moving groove; 27. a guide pipe body; 28. an accumulation prevention detection switch; 29. a guide oil cylinder; 30. a guiding and conveying groove; 31. a direction-adjusting material receiving pipe; 32. a direction-adjusting turntable; 33. a direction-adjusting rotating wheel; 34. a direction-adjusting proximity switch; 35. adjusting the direction to the feeding hole; 36. a direction-adjusting positioning clamping groove; 37. adjusting the direction of the discharge opening; 38. a direction-adjusting driving motor; 39. a pushing oil cylinder; 40. pushing the feeding pipe; 41. a pushing pressure sensor; 42. positioning a proximity detection switch; 43. a guiding auxiliary half cylinder; 44. screwing down the guide rod; 45. screwing down the guide driving oil cylinder; 46. screwing a driving motor; 47. screwing down the screw rod; 48. and a control box.
Detailed Description
In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and techniques are omitted so as to not unnecessarily limit the invention.
As shown in fig. 1 to 8, an intelligent bolt transmission device includes a control system, a traveling chassis 1, a guide frame 18, a bolt conveying system, and a bolt fastening system. A power driving piece of the walking chassis 1 (the bottom is provided with a roller) adopts a stepping motor, or the walking chassis 1 can be driven by an engineering vehicle or pushed by manpower; the walking chassis 1 is used for installing other functional components (in order to realize the directional movement of the walking chassis 1, a guide rail can be laid, and the walking chassis 1 is arranged on the guide rail); the bolt conveying system is used for gradually moving the fastening bolts to the base of the installed guard plate; the bolt fastening system is used for fixing the guard plate base 6 with the ground in a threaded mode through fastening bolts.
The lower end of the walking chassis 1 is provided with a groove running through the guard plate base 6, or the lower end of the walking chassis 1 is provided with a space running through the pulling base 6. The bolt conveying system is arranged on two sides of the walking chassis 1 and comprises a vibration disc mechanism and a guide pipe mechanism, the vibration disc mechanism is used for conveying bolts to the guide pipe mechanism one by one, and the guide pipe mechanism is used for conveying the bolts to the bolt fastening system one by one. The vibration disc mechanism is arranged on the walking chassis 1 through a support frame and comprises a temporary storage disc 23, a vibrator 24 (a mechanical vibration component provided with a vibration exciter) and a reversing chute 25. Bolts to be installed can be randomly placed in the temporary storage disc 23, an arc-shaped moving groove 26 is formed in the outer circumference of the temporary storage disc 23, and the tail end of the arc-shaped moving groove 26 is communicated with the pipe guiding and conveying mechanism through a reversing chute 25. The vibrator 24 is arranged on the temporary storage disk 23 and is used for realizing that the temporary storage disk 23 vibrates according to a certain rule so as to realize that the bolt gradually enters the arc-shaped moving groove 26 and moves outwards. The reversing chute 25 adopts a conical surface structure, namely the cross section of the reversing chute 25 from the upper end to the lower end is gradually narrowed; when the bolt enters the reversing chute 25, the bolt is influenced by gravity, the end head part of the bolt rolls and slides downwards, and finally the bolt enters the guide pipe mechanism towards one direction. The pipe guiding and conveying mechanism comprises a pipe guiding and conveying body 27, an accumulation prevention detection switch 28 and a pipe guiding and conveying oil cylinder 29. The lower end of the guiding and conveying pipe body 27 is provided with a bottom end plate, the lower end of the guiding and conveying pipe body 27 is provided with a guiding and conveying groove 30 which is through from the inner side to the outer side, and the length of the guiding and conveying groove 30 is slightly larger than that of the bolt. The guide oil cylinder 29 is arranged on the outer side of the guide groove 30 through a bracket, and a guide rod is arranged on the power output end of the guide oil cylinder 29. After the fastening bolts fall into the guiding groove 30 along the guiding pipe body 27, the guiding oil cylinder 29 pushes the bolts into the bolt fastening system according to the detection signal of the guiding proximity detection switch 20. The accumulation prevention detection switch 28 is arranged at the upper end part of the guide pipe body 27 and is communicated with the guide pipe body 27; when the anti-accumulation detection switch 28 detects that the bolt has accumulated for a period of time without sliding down, indicating that a certain number of bolts have accumulated in the delivery pipe 27, the vibrator 24 may temporarily stop working, and then restart when the bolt moves down a certain number in the delivery pipe 27.
The bolt fastening system is arranged on the guide frame 18, the guide frame 18 adopts a through cavity structure to be sleeved on the installed guard plate base in a longitudinally moving mode, and the bolt fastening system comprises a direction adjusting mechanism, a pushing positioning mechanism and a tightening fixing mechanism. The direction adjusting mechanism comprises a direction adjusting material receiving pipe 31, a direction adjusting rotary disc 32, a direction adjusting rotary wheel 33 and a direction adjusting proximity switch 34. The direction-adjusting rotary disc 32 is arranged on the guide frame 18 through a bracket, the outer side of the upper part of the direction-adjusting rotary disc 32 is communicated with the inner side of the direction-adjusting material receiving pipe 31 through a direction-adjusting feed inlet 35, and the outer side of the direction-adjusting material receiving pipe 31 is communicated with the inner side of the guide groove 30; the direction-adjusting proximity switch 34 is arranged at the lower end of the inner side of the direction-adjusting material receiving pipe 31 and used for detecting whether a bolt enters the direction-adjusting turntable 32 through the direction-adjusting material receiving pipe 31. The direction-adjusting rotating wheel 33 is rotatably arranged in the direction-adjusting rotating disc 32, and a plurality of direction-adjusting positioning clamping grooves 36 for temporarily storing and driving bolts to rotate are arranged at intervals in the circumferential direction of the direction-adjusting rotating wheel 33; the lower end of the direction-adjusting rotary disc 32 is provided with a direction-adjusting discharge opening 37 communicated with the pushing positioning mechanism. And the bolts entering the direction-adjusting positioning clamping grooves 36 from the direction-adjusting material receiving pipe 31 are driven by the direction-adjusting rotating wheel 33 to rotate 180 degrees and then are discharged from the direction-adjusting discharge opening 37. The direction-adjusting rotary disc 32 is axially provided with a direction-adjusting driving motor 38, the direction-adjusting driving motor 38 adopts a stepping motor, and the rotary power output end of the direction-adjusting driving motor 38 is in driving connection with the rotary power input shaft of the direction-adjusting rotary wheel 33. The pushing positioning mechanism comprises a pushing oil cylinder 39, a pushing feeding pipe 40, a pushing pressure sensor 41 and a positioning approach detection switch 42. The pushing feeding pipe 40 is transversely arranged below the direction-adjusting turntable 32, and a pushing feeding port is arranged above the pushing feeding pipe 40 and is communicated with the direction-adjusting discharge port 37 up and down. The pushing pressure sensor 41 is arranged at the bottom end in the pushing feeding pipe 40 and is positioned below the pushing feeding hole; for detecting whether the bolt falls into the ejector feed tube 40. The pushing oil cylinder 39 is arranged on the outer side of the pushing feeding pipe 40, and a pushing plate used for pushing a bolt into the grounding positioning screw hole cavity 13 is arranged on the inner side of the pushing oil cylinder 39; the positioning proximity detection switch 42 is arranged at the bottom end of the inner side of the pushing feed pipe 40 and is used for detecting whether a bolt enters the grounding positioning screw hole cavity 13 through the inner side of the pushing feed pipe 40. When the positioning proximity detection switch 42 detects that the bolt enters the grounding positioning screw hole cavity 13, the tightening and fixing mechanism starts to tighten the bolt. Further, a guiding auxiliary half cylinder 43 is arranged on the outer side of the lower end of the guide frame 18, the guiding auxiliary half cylinder 43 adopts a half-cylinder cavity structure, and the guiding auxiliary half cylinder 43 and the grounding positioning screw hole cavity 13 on the guard plate base 6 are arranged in an up-and-down corresponding mode; the guiding auxiliary half cylinder 43 is used for receiving the bolt from the pushing feeding pipe 40 so that the bolt can smoothly fall into the grounding positioning screw hole cavity 13 along the vertical direction. The tightening fixing mechanism comprises a tightening guide rod 44, a tightening guide driving oil cylinder 45 (an oil cylinder with a displacement sensor arranged therein), a tightening driving motor 46 and a tightening screw rod 47 (the lower end of which is provided with a bolt tightening head); the tightening guide rod 44 is vertically arranged on the guide frame 18, and two sides of the tightening driving motor 46 are arranged on the tightening guide rod 44 in a way that the two sides can move up and down through a guide sleeve; the tightening guide driving cylinder 45 is mounted at the upper end of the tightening guide rod 44 through a bracket, and the up-and-down moving power output end of the tightening guide driving cylinder 45 is connected with the tightening driving motor 46. The tightening screw rod 47 is installed at the rotating power output end of the tightening driving motor 46, and the lower end of the tightening screw rod 47 is arranged corresponding to the grounding positioning screw hole cavity 13 and used for tightening the grounding bolt in the grounding positioning screw hole cavity 13.
The control system comprises a controller (PLC), a control box 48 and a control panel, wherein the controller and the control panel are integrally installed on the control box 48, and the control box 48 is installed on the walking chassis 1; the signal input terminal and the signal output terminal of the control box 48 are electrically connected to the above-described various functional components, respectively.
A use method of the intelligent bolt transmission device comprises the following steps.
S1 guide clamping of guard plate base
The guide frame 18 is guided and clamped on the guard plate base, and the grounding positioning screw hole cavities 13 on the two sides of the guard plate base are positioned on the outer side of the guide frame 18;
s2 conveying the bolt;
the bolt is conveyed to the pushing and feeding pipe 40 through the guide pipe body 27, and when the pushing pressure sensor 41 detects a signal, the pushing oil cylinder 39 acts to drive the bolt into the grounding positioning screw hole cavity 13 on the guard plate base 6;
s3, fixing a bolt;
when the positioning approach detection switch 42 detects a signal, the tightening driving motor 46 drives the tightening screw rod 47 to rotate, and meanwhile, the tightening guide driving oil cylinder 45 drives the tightening driving motor 46 to move downwards; the guard plate base 6 is fixedly connected with the ground through bolts.
Preferably, the length of the distance between the front and the back of the guide frame 18 is more than twice of the length of the pushing guard plate base 6, so as to clamp the front and the back guard plate bases 6.
Preferably, the upper end of the guide pipe body 27 is communicated with the temporary storage disc 23 through a reversing chute 25, and a vibrator 24 for realizing the vibration of the temporary storage disc 23 according to a certain rule is arranged on the temporary storage disc 23;
the lower end part of the guide conveying pipe body 27 is provided with a guide conveying groove 30, and the bolt falling into the guide conveying groove 30 is driven into a direction-adjusting turntable 32 through a guide conveying oil cylinder 29;
the direction-adjusting rotary disc 32 drives the bolt to adjust the direction and then falls into the pushing and feeding pipe 40.
Preferably, the upper end of the guide pipe body 27 detects whether the bolts are accumulated in the guide pipe body 27 to a certain amount through the accumulation prevention detecting switch 28.
Preferably, a guiding auxiliary half cylinder 43 is arranged on the outer side of the lower end of the guide frame 18, the guiding auxiliary half cylinder 43 adopts a semi-cylindrical cavity structure, and the guiding auxiliary half cylinder 43 and the grounding positioning screw cavity 13 are arranged in an up-and-down corresponding mode; the guide auxiliary half-cylinder 43 is used for transitionally receiving the bolt from the ejection feeding pipe 40.
Preferably, the walking chassis 1 walks directionally on the guide rails.
In addition to the technical features described in the specification, the technology is known to those skilled in the art.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and various modifications and variations can be made by those skilled in the art without inventive efforts based on the technical solution of the present invention.
Claims (7)
1. An intelligent bolt transmission device is characterized by comprising a walking chassis, a guide frame, a bolt conveying system and a bolt fastening system;
the guide frame is arranged behind the walking chassis and adopts a cavity structure;
the bolt fastening system comprises a screwing guide rod, a screwing guide driving oil cylinder, a screwing driving motor and a screwing screw rod; the lower end of the guide conveying pipe body is communicated with a pushing feed port of a pushing feed pipe, and a pushing pressure sensor is arranged at the bottom end in the pushing feed pipe and is positioned below the pushing feed port; the pushing oil cylinder is arranged on the outer side of the pushing feeding pipe, and a pushing plate used for pushing the bolt into a grounding positioning screw hole cavity on the guard plate base is arranged on the inner side of the pushing oil cylinder; the tightening guide rod is vertically arranged on the guide frame, and two sides of the tightening driving motor are arranged on the tightening guide rod in a way of moving up and down; the screwing guide driving oil cylinder is arranged at the upper end of the screwing guide rod, and the up-and-down moving power output end of the screwing guide driving oil cylinder is connected with the screwing driving motor; the tightening screw rod is arranged at the rotating power output end of the tightening driving motor, and the lower end of the tightening screw rod is arranged corresponding to the grounding positioning screw hole cavity.
2. The intelligent bolt conveying device according to claim 1, wherein the length of the front-to-back distance of the guide frame is greater than twice the length of the guard plate base.
3. The intelligent bolt conveying device according to claim 1, wherein the bolt conveying system further comprises a temporary storage disc, a vibrator, a reversing chute, a guide oil cylinder and a direction-adjusting rotary disc;
the upper end of the guide conveying pipe body is communicated with a temporary storage disc through a reversing chute, the temporary storage disc is arranged on the walking chassis, and the vibrator is arranged on the temporary storage disc;
the lower end part of the guide conveying pipe body is provided with a guide conveying groove, and the power output end of the guide conveying oil cylinder is arranged corresponding to the guide conveying groove; the discharge port of the guide feeding groove is communicated with the direction-adjusting rotary table through a direction-adjusting material receiving pipe, and the discharge port of the direction-adjusting rotary table is communicated with the pushing feed port of the pushing feed pipe; the direction-adjusting rotary disc is rotatably provided with a direction-adjusting rotary wheel, and the direction-adjusting rotary wheel is provided with a plurality of direction-adjusting positioning clamping grooves at intervals.
4. The intelligent bolt conveying device according to claim 1, wherein a positioning proximity detection switch is arranged at a discharge outlet of the pushing feed pipe.
5. The intelligent bolt conveying device according to claim 1, wherein an accumulation-preventing detection switch is arranged at the upper end of the conveying pipe body.
6. The intelligent bolt conveying device as claimed in claim 1, wherein a guiding auxiliary half cylinder is arranged on the outer side of the lower end of the guide frame, the guiding auxiliary half cylinder is of a semi-cylindrical cavity structure, and the guiding auxiliary half cylinder and the grounding positioning screw cavity are arranged in an up-and-down corresponding mode.
7. The intelligent bolt conveying device according to claim 1, wherein the travelling chassis is arranged on a guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910899857.4A CN110757118A (en) | 2019-09-23 | 2019-09-23 | Intelligent bolt transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910899857.4A CN110757118A (en) | 2019-09-23 | 2019-09-23 | Intelligent bolt transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110757118A true CN110757118A (en) | 2020-02-07 |
Family
ID=69330060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910899857.4A Pending CN110757118A (en) | 2019-09-23 | 2019-09-23 | Intelligent bolt transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110757118A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209175238U (en) * | 2018-11-20 | 2019-07-30 | 深圳艾尔康电子元器件有限公司 | A kind of lock bolt machine |
| CN110181393A (en) * | 2019-06-17 | 2019-08-30 | 湖州金锁汽车维修有限公司 | A kind of turnover device of automotive hub |
-
2019
- 2019-09-23 CN CN201910899857.4A patent/CN110757118A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209175238U (en) * | 2018-11-20 | 2019-07-30 | 深圳艾尔康电子元器件有限公司 | A kind of lock bolt machine |
| CN110181393A (en) * | 2019-06-17 | 2019-08-30 | 湖州金锁汽车维修有限公司 | A kind of turnover device of automotive hub |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201256037Y (en) | Electric cable cutting device | |
| CN210704434U (en) | Fastening device for water pump machining | |
| CN110757118A (en) | Intelligent bolt transmission device | |
| CN110615266A (en) | Direction-adjusting bolt guiding method | |
| CN113958198B (en) | Waterproof fender device that encloses of foundation ditch construction | |
| CN220623294U (en) | Dust concentration detection device after railway blasting | |
| CN2767389Y (en) | Screw automatic array machine | |
| CN110748230B (en) | Intelligent backplate base installation device for construction | |
| CN109082981A (en) | A kind of solar pavement automatic paving equipment | |
| CN113991538B (en) | Cable auxiliary traction building device for high-altitude line erection | |
| CN114084583B (en) | Coal mine electromechanical transportation transmission equipment with horizontal adjustment function | |
| CN215974904U (en) | Pesticide bottle fixing device of liquid pesticide filling machine | |
| CN212130153U (en) | Various steel sheet rail of steel construction | |
| CN101378116A (en) | Equipment for correcting pole ear of cylindrical battery automatically | |
| CN206597862U (en) | A kind of intelligent transversal machine | |
| CN219548917U (en) | Pipeline fixing device for coal mine excavation working face | |
| CN221118493U (en) | Mud conveying device capable of preventing mud from falling to ground | |
| CN216108061U (en) | A equipment for installation of bridge concrete guardrail wash-out pipe | |
| CN220837732U (en) | Automatic feeding device for reinforcing steel bars | |
| CN215170023U (en) | Automatic slag lifting auxiliary equipment in subway shield tunnel construction | |
| CN220081462U (en) | Roadway support device capable of collecting drilling vibration signals | |
| CN211873293U (en) | Detection device for drainage pipeline | |
| CN214303947U (en) | Mine dust concentration early warning system | |
| CN214091962U (en) | Transfer cable supporting device of underground coal mine heading machine | |
| CN210315360U (en) | Special fan for sweeping machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |