CN211815440U - Safe material conveying machine matched with large milling machine - Google Patents
Safe material conveying machine matched with large milling machine Download PDFInfo
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- CN211815440U CN211815440U CN201922268959.4U CN201922268959U CN211815440U CN 211815440 U CN211815440 U CN 211815440U CN 201922268959 U CN201922268959 U CN 201922268959U CN 211815440 U CN211815440 U CN 211815440U
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Abstract
The utility model belongs to the technical field of road surface maintenance engineering machinery and specifically relates to a defeated material machine of supporting safe type of large-scale milling machine, including defeated material machine main part, defeated material machine main part comprises defeated material machine anterior segment, defeated material machine back end, defeated material machine anterior segment with fail safe material machine back end extends to reach the realization safe operation through the safety catch before action or folding action, the safety catch is through the rotatory cylinder drive that links firmly on the defeated material machine back end rather than linking to each other defeated material machine back end is installed and is detected the piece to the safety catch that matches the use with the safety catch that corresponds position department defeated material machine back end lower part is installed and is used for detecting defeated material machine anterior segment form detection piece of defeated material machine anterior segment state that. Even can effectually give back to operating personnel with the state of safety catch, can avoid the operator to continue the operation under the condition of not knowing the safety catch state, avoid the defeated material machine to be in safe problems such as the unusual wearing and tearing that fold condition defeated material area rotated and lead to or damage, security when improve equipment use operation.
Description
Technical Field
The utility model belongs to the technical field of road surface maintenance engineering machine tool and specifically relates to a supporting defeated material machine of safe type of large-scale milling machine.
Background
The milling machine is a key device of a pavement maintenance machine, and the market demand of the milling machine is promoted year by year along with the gradual maintenance period of a large number of roads in China, especially a large milling machine.
In order to recycle the waste material milled off during the operation of the milling machine, large milling machines are often provided with a material conveyor, which is used to collect and transport the milled waste material to a material-carrying truck (which is used as a complement for the operation of the milling machine) that is carried by the milling machine during the operation.
The material conveying machine of the large milling machine needs to fold the front section of the material conveying machine during the processes of transportation and long-term shutdown because of overlong external dimension; when the construction is started on a new construction site, the front section of the material conveyor needs to be extended.
During folding and stretching movement of the existing material conveying machine, the situation that the safety pin is not operated in place and is not synchronous often exists, and an operator can not know the in-place situation of the safety pin effectively when starting operation of equipment is carried out, so that the following safety problems easily occur:
1. when the front section of the material conveyor is folded from an extension state, if the safety pin cannot move in place, the front section of the material conveyor is still in a closed state, so that the folding mechanism is damaged;
2. when the defeated material machine anterior segment is in the extension state, if the safety catch still is in the open mode, fail to play the dead guard action of lock to defeated material machine anterior segment, lead to there being the potential safety hazard in the work of defeated material machine.
3. When the material conveyor is extended from a folded state, if the safety pin is not moved in place, the material conveyor is still in a closed state, so that the danger of impacting the safety pin when the front section of the material conveyor is extended is caused.
4. When the front section of the material conveyor is not in a fully extended state, if the material conveying belt is opened to rotate, the material conveying belt is abnormally worn or damaged.
To sum up, the existing material conveying machine is easy to cause safety problems when in operation, and the service life of the equipment is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the technical scheme that one of above-mentioned technical problem adopted and be: a safe material conveyer matched with a large milling machine comprises a material conveyer main body controlled by a vehicle control unit on the large milling machine, wherein the material conveyer main body consists of a material conveyer front section and a material conveyer rear section, a material conveying belt is wound and installed on the material conveying machine, the front section of the material conveying machine is movably hinged with the lower part of the rear section of the material conveying machine, the front section of the material conveyer and the rear section of the material conveyer are in place through a safety pin to realize safe operation before stretching or folding, the safety pin is driven by a rotary oil cylinder fixedly connected with the rear section of the material conveyer connected with the safety pin, the front section of the material conveyer and the rear section of the material conveyer realize folding and stretching through two groups of folding mechanisms arranged at the two sides of the front section of the material conveyer and the rear section of the material conveyer, a safety pin detection piece matched with the safety pin at the corresponding position is arranged at the rear section of the material conveyer, and the lower part of the rear section of the material conveyor is provided with a material conveyor front section form detection piece for detecting the in-place state of the material conveyor front section.
The safety pin detection piece and the material conveying machine front section form detection piece are connected with a signal input end of the whole vehicle controller. The vehicle control unit is installed in a cab of an existing large milling machine, and does not belong to the improvement of the application, and the innovative improvement of the program part is not carried out in the application.
Preferably, folding mechanism includes the swing otic placode, the lower extreme activity of swing otic placode articulates defeated material machine back end lower part, the upper end of swing otic placode is articulated mutually with the cylinder of first hydro-cylinder, the tailpiece of the piston rod portion activity of first hydro-cylinder articulates on the defeated material machine anterior segment the rear end face department of defeated material machine anterior segment link firmly with the safety pin couple that has the joint groove of safety pin cooperation joint the swing otic placode rear side is equipped with a second hydro-cylinder, the front end of second hydro-cylinder with the middle section of swing otic placode is articulated mutually, the rear end with the ear seat on the defeated material machine back end is articulated mutually.
The safety pin hook can be clamped on the outer side wall of the safety pin to abut tightly in the stretching state.
Preferably, the safety pin detection piece comprises a folded state position switch and an extended state position switch, and the elastic sheet of each position switch is in a connected state when the safety pin is folded and extended to the proper position.
Two position switch purchases current product, when defeated material machine anterior segment, defeated material machine back end department is under fold condition or extension state, and the safety catch after target in place can make the shell fragment of corresponding position switch support the switch-on position switch by the safety catch, thereby the position switch of this position department will produce the signal and feed back to complete machine controller this moment, complete machine controller receives and carries out simple comparison according to the parameter of presetting after the feedback signal and whether arrives target in place at the safety catch, thereby show on the display screen of complete machine controller, operating personnel just can know the condition of target in place of current safety catch this moment, final operator will avoid producing subsequent operation under the condition of not knowing the safety catch state of target in place, thereby avoid the harm that improper operation brought.
Preferably, the form detecting piece of the front section of the material conveying machine adopts a travel switch, a contact elastic sheet of the travel switch faces one side of the front section of the material conveying machine, and the travel switch is connected through extrusion and abutting with the front section of the material conveying machine.
Have installer to select the mounted position during specific installation travel switch for only can the butt switch-on travel switch after the defeated material machine anterior segment targets in place, thereby travel switch will produce the detected signal this moment and feed back to the complete machine controller, the complete machine controller knows whether the safety catch targets in place according to whether receiving feedback signal, thereby show on the display screen of complete machine controller, operating personnel just can know the condition of targeting in place of current safety catch this moment, final operator will avoid producing subsequent operation under the condition of not knowing the safety catch state of targeting in place, thereby avoid the harm that improper operation brought.
The beneficial effects of the utility model are embodied in: the state of the safety pin can be effectively fed back to an operator, so that the operator can be prevented from continuously operating under the condition that the state of the safety pin is unknown, and abnormal abrasion or damage caused by rotation of the material conveying belt of the material conveying machine in a folded state is avoided; the safety hidden danger caused by the fact that the safety pin is not locked and protected to the position when the material conveying machine works can be avoided; the impact on the safety pin when the front section of the material conveyer extends can be avoided when the safety pin is in a closed state; the damage of the folding mechanism caused by the forced extension of the front section of the material conveyor due to the fact that the safety pin is not opened can be avoided, and therefore the safety of the equipment during use and operation is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or components are generally identified by like reference numerals. In the drawings, elements or components are not necessarily drawn to scale.
Fig. 1 is a schematic view of the structure in the extended state of the present invention.
Fig. 2 is a partially enlarged schematic view of fig. 1.
Fig. 3 is a partially enlarged schematic view of fig. 2.
Fig. 4 is a schematic view of the folded structure of the present invention.
Fig. 5 is a partially enlarged schematic view of fig. 4.
In the figure, 1, a material conveying machine rear section; 2. A folding mechanism; 21. swinging the ear plate; 22. a first cylinder; 23. a second cylinder; 24. an ear mount; 3. a safety pin detector; 31. a folded state position switch; 32. a folded state position switch; 4. A safety pin; 5. A material conveying machine front section shape detection piece; 6. a front section of a material conveyor; 7. a feeding belt; 8. a safety pin hook; 9. and (5) rotating the oil cylinder.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1-5, a safety material feeder for a large milling machine, comprises a material feeder main body controlled by a vehicle control unit on the large milling machine, wherein the material feeder main body comprises a material feeder front section 6 and a material feeder rear section 1, a material feeding belt 7 is wound on the material feeder, the material feeder front section 6 is movably hinged with the lower part of the material feeder rear section 1, the material feeder front section 6 and the material feeder rear section 1 are folded or folded in place through a safety pin 4 to realize safety operation, the safety pin 4 is driven by a rotary cylinder 9 fixedly connected with the material feeder rear section 1, the material feeder front section 6 and the material feeder rear section 1 are folded and extended through two sets of folding mechanisms 2 arranged at both sides of the material feeder front section 6 and the material feeder rear section 1, a safety pin 4 detection piece 3 matched with the safety pin 4 at a corresponding position is installed on the material feeder rear section 1, the lower part of the rear section 1 of the material conveyor is provided with a shape detection piece 5 of the front section 6 of the material conveyor, which is used for detecting the in-place state of the front section 6 of the material conveyor.
The safety pin 4 is fixedly arranged at the execution end of a piston rod of the rotary oil cylinder, the position is reached by rotating a specified angle, and whether the position is actually reached is detected by the safety pin 4 detection piece 3 on the rear section 1 of the material conveyor.
The safety pin 4 detection piece 3 and the material conveying machine front section 6 form detection piece 5 are connected with a signal input end of the whole vehicle controller. The vehicle control unit is installed in a cab of an existing large milling machine, and does not belong to the improvement of the application, and the innovative improvement of the program part is not carried out in the application.
Preferably, folding mechanism 2 includes swing otic placode 21, the lower extreme activity of swing otic placode 21 articulates 1 lower part in defeated material machine back end, the upper end of swing otic placode 21 is articulated mutually with first hydro-cylinder 22's cylinder, first hydro-cylinder 22's piston rod tip activity articulates on defeated material machine anterior segment 6 the rear end face department of defeated material machine anterior segment 6 link firmly with the safety pin couple that has the joint groove of safety pin 4 cooperation joint swing otic placode rear side is equipped with a second hydro-cylinder 23, the front end of second hydro-cylinder 23 with swing otic placode 21's middle section is articulated mutually, the rear end with ear seat 24 on the defeated material machine back end is articulated mutually.
Preferably, the safety pin 4 detector 3 comprises a folded state position switch 31 and an extended state position switch 32, and the elastic sheet of each position switch is in an on state when the safety pin 4 is folded and extended to a position.
Two position switch purchases current product, when defeated material machine anterior segment 6, defeated material machine back end 1 is under fold condition or extension state, and safety catch 4 can make the shell fragment of corresponding position switch support by safety catch 4 and switch on position switch after target in place, the position switch of this position department will produce the signal this moment and feed back to complete machine controller, complete machine controller receives and carries out simple comparison according to the parameter of presetting after the feedback signal and reachs whether safety catch 4 targets in place, thereby show on the display screen of complete machine controller, operating personnel just can know the condition that targets in place of current safety catch 4 this moment, final operator will avoid producing subsequent operation under the condition of not knowing safety catch 4 and target in place the state, thereby avoid the harm that improper operation brought.
Preferably, the shape detection piece 5 of the front section 6 of the material conveyor adopts a travel switch, a contact elastic sheet of the travel switch faces one side of the front section 6 of the material conveyor, and the travel switch is connected by being pressed and abutted against the front section 6 of the material conveyor.
Have installer to select the mounted position during specific installation travel switch, make only can butt switch-on travel switch when defeated material machine anterior segment 6 targets in place after, thereby travel switch will produce the detected signal this moment and feed back to the complete machine controller, the complete machine controller knows safety catch 4 whether targets in place according to whether receiving feedback signal, thereby show on the display screen of complete machine controller, operating personnel just can know the condition of target in place of current safety catch 4 this moment, final operator will avoid producing subsequent operation under the condition of knowing safety catch 4 state of target in place, thereby avoid the harm that improper operation brought.
The controller can show on vehicle control unit's display after receiving two detection device's information, and operating personnel can make following operation control respectively according to concrete operating mode according to the screen display back:
1. when the safety pin 44 is in the open position and the conveyor front section 66 is in the folded position, the operator controls the controller to prohibit the rotation of the conveyor belt 7, but the conveyor front section 66 is folded.
2. When the safety pin 44 is opened and the front conveyor section 66 is extended, the operator controls the controller to prohibit the rotation of the conveyor belt 7, but the front conveyor section 66 is folded.
3. When the safety pin 44 is in the closed position and the conveyor front section 66 is in the folded position, the operator controls the controller to prohibit the extension of the conveyor front section 66 and the rotation of the conveyor belt 7.
4. When the safety pin 44 is in the closed position and the conveyor front section 66 is in the extended position, the operator controls the controller to prohibit the folding of the conveyor front section 66, but to allow the rotation of the conveyor belt 7.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification; to those skilled in the art, any alternative improvements or changes made to the embodiments of the present invention are all within the scope of the present invention.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.
Claims (4)
1. The utility model provides a defeated material machine of supporting safe type of large-scale milling machine, includes the defeated material machine main part of the vehicle control unit control on large-scale milling machine, defeated material machine main part comprises defeated material machine anterior segment, defeated material machine back end defeated material machine last winding of defeated material machine is installed defeated material belt, its characterized in that: the front section of the material conveying machine is movably hinged to the lower portion of the rear section of the material conveying machine, the front section of the material conveying machine is in place through a safety pin before stretching or folding of the rear section of the material conveying machine to achieve safe operation, the safety pin is driven by a rotary oil cylinder which is fixedly connected with the rear section of the material conveying machine and is driven by the rotary oil cylinder, the front section of the material conveying machine is folded and stretched between the rear sections of the material conveying machine through two sets of folding mechanisms which are arranged on two sides of the rear section of the material conveying machine, a safety pin detection piece which is used for detecting the in-place state of the front section of the material conveying machine is installed on the lower portion of the rear section of the material conveying machine and corresponds to the safety pin detection.
2. The safe material conveying machine matched with the large milling machine according to claim 1, characterized in that: folding mechanism is including the swing otic placode, the lower extreme activity of swing otic placode articulates defeated material machine back end lower part, the upper end of swing otic placode is articulated mutually with the cylinder of first hydro-cylinder, the tailpiece of the piston rod portion activity of first hydro-cylinder articulates on the defeated material machine anterior segment the rear end face department of defeated material machine anterior segment link firmly with the safety pin couple that has the joint groove of safety pin cooperation joint the swing otic placode rear side is equipped with a second hydro-cylinder, the front end of second hydro-cylinder with the middle section of swing otic placode is articulated mutually, the rear end with the ear seat on the defeated material machine back end is articulated mutually.
3. The safe material conveying machine matched with the large milling machine as claimed in claim 2, which is characterized in that: the safety pin detection piece comprises a folded state position switch and an extended state position switch, and elastic pieces of the position switches are in a connected state when the safety pin is folded and extended in place.
4. The safe material conveying machine matched with the large milling machine as claimed in claim 3, characterized in that: the shape detection piece of the front section of the material conveying machine is provided with a travel switch, a contact elastic sheet of the travel switch faces one side of the front section of the material conveying machine, and the travel switch is connected with the front section of the material conveying machine through extrusion and butt joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922268959.4U CN211815440U (en) | 2019-12-17 | 2019-12-17 | Safe material conveying machine matched with large milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922268959.4U CN211815440U (en) | 2019-12-17 | 2019-12-17 | Safe material conveying machine matched with large milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211815440U true CN211815440U (en) | 2020-10-30 |
Family
ID=73139661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922268959.4U Active CN211815440U (en) | 2019-12-17 | 2019-12-17 | Safe material conveying machine matched with large milling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211815440U (en) |
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2019
- 2019-12-17 CN CN201922268959.4U patent/CN211815440U/en active Active
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