CN217895088U - Fork formula AGV fork point safety inspection device - Google Patents
Fork formula AGV fork point safety inspection device Download PDFInfo
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- CN217895088U CN217895088U CN202222209195.3U CN202222209195U CN217895088U CN 217895088 U CN217895088 U CN 217895088U CN 202222209195 U CN202222209195 U CN 202222209195U CN 217895088 U CN217895088 U CN 217895088U
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Abstract
The utility model discloses a fork formula AGV fork point safety inspection device, detect the piece including base, upper cover, barrier, the upper cover is installed the top of base, the barrier detects the piece and installs base upper end one side, the barrier detect the piece with base upper end opposite side passes through linear motion guiding mechanism and connects, the base is inside to be close to one side-mounting of barrier detection piece has photoelectric sensor, the base is inside to be kept away from one side of barrier detection piece installs micro-gap switch, micro-gap switch with install signal trigger mechanism between the linear motion guiding mechanism. The utility model discloses remain photoelectric sensor's non-contact and detected, increased mechanical collision formula and detected, increased the pointed end of fork and to the detection of surrounding environment, operation environment around more accurate judgement vehicle has shoveled goods, put goods and has played important function such as backing a car to AGV safety.
Description
Technical Field
The utility model relates to a AGV technical field especially relates to a fork formula AGV fork point safety inspection device.
Background
An Automated Guided Vehicle (AGV) is an important tool for carrying and transporting goods in an intelligent logistics system. Because it is unmanned, safety is more important to the design of the AGV. To ensure the safety of the AGV, the environment around the AGV needs to be detected as completely as possible during the operation, so as to feed back the detected environment to the control system for timely processing.
Fork AGVs are one of the most widely used forms of AGVs, with a fork tip safety device that can detect the state of the front end of the fork. The existing fork point safety detection device is only provided with a photoelectric sensor or an ultrasonic sensor, and the detection range of the photoelectric sensor and the detection range of the ultrasonic sensor are related to the ray or sound wave emission range of the photoelectric sensor and the ultrasonic sensor, so that the detection range is limited, the dead zone is large, and the risk of goods tipping caused by shoveling and tipping a tray exists under the condition of inaccurate navigation precision or other interference.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the utility model is to provide a fork AGV fork point safety inspection device detects through increasing the mechanical collision formula and increases detection range, carries out more comprehensive detection to the environment of fork front end to guarantee AGV's safe operation.
According to the utility model provides a fork formula AGV fork point safety inspection device, including base, upper cover, barrier detection piece, the upper cover is installed the top of base, barrier detection piece is installed base upper end one side, barrier detection piece with base upper end opposite side passes through linear motion guiding mechanism and connects, the base is inside to be close to one side-mounting of barrier detection piece has photoelectric sensor, the base is inside to be kept away from one side of barrier detection piece installs micro-gap switch, micro-gap switch with install signal trigger mechanism between the linear motion guiding mechanism.
Preferably, linear motion guiding mechanism is including installing the axle, can following the installation axle is the installation piece of displacement, installation piece internally mounted has the oilless bush, the nested installation of oilless bush is in the outside of installation axle, the oilless bush with the base is kept away from one side of barrier detection piece is provided with the spring, the nested installation of spring is in the outside of installation axle.
Preferably, the installation axle is close to the one end of barrier detection piece is provided with locating component, locating component includes the pivot support, the installation axle is close to the one end of barrier detection piece is installed inside the pivot support, fixed block on the pivot support is installed to pivot support upper end, on the pivot support fixed block with the pivot support pass through the locating pin with the base is fixed.
Preferably, the fixing block on the shaft pin support and one side of the shaft pin support close to the mounting block are provided with shock-absorbing pads.
Preferably, the obstacle detection block comprises a front detection plate and a connecting plate, the front detection plate is mounted at the upper end of the base, and the front detection plate is connected with the mounting block through the connecting plate.
Preferably, the signal trigger mechanism comprises a trigger block and an adjusting plate which are arranged at two different heights and used for matching the microswitch to distinguish the position state of the obstacle detection block, the microswitch is fixed with the base through the adjusting plate, the trigger block is arranged between the microswitch and the installation block, and the trigger block is connected with the installation block.
The utility model provides a beneficial effect is: the non-contact detection of photoelectric sensor has been kept, has increased mechanical collision formula and has detected, and photoelectric sensor's non-contact detects and does not mutually interfere between the mechanical collision formula detects, can simultaneous working, and both combine to cooperate simultaneously to use to increase the pointed survey of fork to the surrounding environment, and operation environment around more accurate judgement vehicle shovels goods, puts goods and backs a car to AGV safety and has played the important function.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is an explosion diagram of a fork type AGV fork tip safety detection device provided by the present invention;
fig. 2 is a schematic structural diagram of a fork type AGV fork tip safety detection device provided by the present invention;
fig. 3 is the utility model provides a fork formula AGV fork point safety inspection device's inside top view.
In the figure: the device comprises a base 1, an upper cover 2, a barrier detection block 3, a linear motion guide mechanism 4, a signal trigger mechanism 5, a microswitch 6, a photoelectric sensor 7, a preposed detection plate 31, a connecting plate 32, a spring 41, a mounting shaft 42, a shock pad 43, a positioning pin 44, a fixing block on a shaft pin support 45, a shaft pin support 46, a mounting block 47, an oilless bushing 48, a trigger block 51 and an adjusting plate 52.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a fork type AGV fork tip safety detection device includes a base 1, an upper cover 2, and a barrier detection block 3, where the upper cover 2 is installed above the base 1, the barrier detection block 3 is installed on one side of the upper end of the base 1, the barrier detection block 3 is connected to the other side of the upper end of the base 1 through a linear motion guide mechanism 4, a photoelectric sensor 7 is installed on one side of the base 1 close to the barrier detection block 3, a micro switch 6 is installed on one side of the base 1 far from the barrier detection block 3, a signal trigger mechanism 5 is installed between the micro switch 6 and the linear motion guide mechanism 4, the photoelectric sensor 7 detects an obstacle at a certain distance, a dotted line in fig. 3 is a light propagation path of the photoelectric sensor 7, when the obstacle is in a blind area of the photoelectric sensor 7, the obstacle detection block 3 and the linear motion guide mechanism 4 can implement linear motion of the barrier detection block 3 to provide a safe buffer distance for collision and parking; once the obstacle detection block 3 displaces, the signal trigger mechanism 5 transmits the displacement of the obstacle detection block 3 to the microswitch 6, so that the state of the microswitch is changed to trigger a vehicle control system to stop;
the linear motion guide mechanism 4 comprises a mounting shaft 42 and a mounting block 47 capable of displacing along the mounting shaft 42, an oilless bushing 48 is mounted in the mounting block 47, the oilless bushing 48 is nested and mounted on the outer side of the mounting shaft 42, a spring 41 is arranged on one side of the oilless bushing 48 and the base 1, which is far away from the obstacle detection block 3, and the spring 41 is nested and mounted on the outer side of the mounting shaft 42;
a positioning assembly is arranged at one end of the mounting shaft 42 close to the obstacle detection block 3, the positioning assembly comprises a shaft pin support 46, one end of the mounting shaft 42 close to the obstacle detection block 3 is arranged in the shaft pin support 46, an upper shaft pin support fixing block 45 is arranged at the upper end of the shaft pin support 46, and the upper shaft pin support fixing block 45 and the shaft pin support 46 are fixed with the base 1 through a positioning pin 44;
the damping pad 43 is arranged on one side of the fixing block 45 on the shaft pin support and one side of the shaft pin support 46 close to the mounting block 47;
the obstacle detection block 3 comprises a front detection plate 31 and a connecting plate 32, the front detection plate 31 is installed at the upper end of the base 1, and the front detection plate 31 is connected with the installation block 47 through the connecting plate 32;
the signal trigger mechanism 5 comprises a trigger block 51 and an adjusting plate 52 which have two different heights and are used for matching with the microswitch 6 to distinguish the position state of the obstacle detection block 3, the microswitch 6 is fixed with the base 1 through the adjusting plate 52, the trigger block 51 is arranged between the microswitch 6 and the installation block 47, and the trigger block 51 is connected with the installation block 47.
When in work: when the obstacle is in the detection range of the photoelectric sensor 7, the photoelectric sensor 7 triggers a signal to control the vehicle to stop; when the obstacle is not detected by the photoelectric sensor 7, the pallet fork is close to the obstacle to generate collision, at the moment, the obstacle detection block 3 generates relative displacement with the base 1 under the constraint of the linear motion guide mechanism 4 and moves along the direction of the mounting shaft 42, the displacement is transmitted to the trigger block 51 along the mounting block 47, the trigger block 51 moves along with the displacement, and due to the arrangement of the structural height, the relative vertical distance between the microswitch 6 and the trigger block 51 is changed by the movement, so that the output signal of the microswitch 6 is changed, and the vehicle is controlled to stop by the trigger signal; when the obstacle is released, the linear motion guide mechanism 4 is restored to the initial state by the spring 41.
In summary, the following steps: this device has kept photoelectric sensor's non-contact to detect, has increased mechanical collision formula and has detected, and photoelectric sensor's non-contact detects and mechanical collision formula mutual noninterference between detecting, can simultaneous working, and both combine the cooperation to use simultaneously and have increased the pointed end of fork to the surveying of surrounding environment, and operation environment around more accurate judgement vehicle shovels goods, puts goods and backs a car to AGV safety and has played the important function.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a fork formula AGV fork point safety inspection device which characterized in that: including base, upper cover, barrier detection piece, the upper cover is installed the top of base, barrier detection piece is installed base upper end one side, barrier detection piece with base upper end opposite side passes through linear motion guiding mechanism and connects, the base is inside to be close to a side-mounting of barrier detection piece has photoelectric sensor, the base is inside to be kept away from a micro-gap switch is installed to one side of barrier detection piece, micro-gap switch with install signal trigger mechanism between the linear motion guiding mechanism.
2. The fork type AGV fork tip safety detection device of claim 1, further comprising: linear motion guiding mechanism includes the installation axle, can follow the installation axle is the installation piece of displacement, installation piece internally mounted has the oilless bush, the nested installation of oilless bush is in the outside of installation axle, the oilless bush with the base is kept away from one side of barrier detection piece is provided with the spring, the nested installation of spring is in the outside of installation axle.
3. The fork type AGV fork tip safety detection device of claim 2, further comprising: the installation axle is close to the one end of barrier detection piece is provided with locating component, locating component includes the pivot support, the installation axle is close to the one end of barrier detection piece is installed inside the pivot support, fixed block on the pivot support is installed to pivot support upper end, fixed block on the pivot support with the pivot support pass through the locating pin with the base is fixed.
4. The AGV prong safety detector of claim 3, wherein: and shock-absorbing pads are arranged on the fixing block on the shaft pin support and one side of the shaft pin support close to the mounting block.
5. The fork type AGV fork tip safety detection device of claim 2, further comprising: the obstacle detection block comprises a front detection plate and a connecting plate, the front detection plate is installed at the upper end of the base, and the front detection plate is connected with the installation block through the connecting plate.
6. The fork type AGV fork tip safety detection device of claim 2, further comprising: the signal trigger mechanism comprises a trigger block and an adjusting plate, wherein the two different heights are used for matching the micro switch to distinguish the position state of the obstacle detection block, the micro switch passes through the adjusting plate and is fixed with the base, the trigger block is arranged between the micro switch and the installation block, and the trigger block is connected with the installation block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222209195.3U CN217895088U (en) | 2022-08-22 | 2022-08-22 | Fork formula AGV fork point safety inspection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222209195.3U CN217895088U (en) | 2022-08-22 | 2022-08-22 | Fork formula AGV fork point safety inspection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217895088U true CN217895088U (en) | 2022-11-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222209195.3U Active CN217895088U (en) | 2022-08-22 | 2022-08-22 | Fork formula AGV fork point safety inspection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217895088U (en) |
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2022
- 2022-08-22 CN CN202222209195.3U patent/CN217895088U/en active Active
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