CN211594319U

CN211594319U - Loading device

Info

Publication number: CN211594319U
Application number: CN201922353816.3U
Authority: CN
Inventors: 苏巧松
Original assignee: Xiamen Woody Electronic Technology Co ltd
Current assignee: Xiamen Woody Electronic Technology Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-09-29
Anticipated expiration: 2029-12-24

Abstract

The utility model provides a loading device, including goods conveyer, stacking conveyor and control electronic box, stacking conveyor's rear end with goods conveyer's front end links up, goods conveyer bottom is equipped with elevating system, stacking conveyor bottom is equipped with horizontal swing mechanism and horizontal holding mechanism, goods conveyer, stacking conveyor, elevating system, horizontal swing mechanism and horizontal holding mechanism all with the control electronic box is connected. The utility model discloses simple structure, work efficiency is high, can forward and put things in good order the goods, realizes automatic loading.

Description

Loading device

Technical Field

The utility model relates to an automatic loading field especially relates to a loading device.

Background

In the production fields of cement, flour, food, chemical industry and the like, bagged goods or boxed goods need to be loaded into a carriage for transporting goods for transportation. The traditional method adopts a manual carrying and stacking mode. This method needs a lot of manpower, and intensity of labour, work efficiency are low. To reduce manpower and improve efficiency, loading devices have been developed.

The existing loading device at least comprises a cargo conveyor and a stacking conveyor, so that loading and stacking are realized. But the goods conveyer and the stacking conveyor of current loading device all erect through the frame alone, and the wholeness is relatively poor to need the adjustment just can guarantee the inseparable cooperation between each device, troublesome poeration.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a loading device.

The utility model aims to solve the problems that the structure of the existing loading device is complex, the mechanical efficiency is low, and the maintenance is troublesome.

For realizing the purpose of the utility model, the utility model adopts the technical proposal that:

the utility model provides a loading device, includes cargo conveyor, puts things in good order conveyer and control electronic box, the rear end of putting things in good order the conveyer with cargo conveyor's front end links up, it is equipped with horizontal swing mechanism and horizontal holding mechanism to put things in good order conveyer bottom, cargo conveyor, putting things in good order conveyer, elevating system, horizontal swing mechanism and horizontal holding mechanism all with the control electronic box is connected.

Preferably, the bottom of the cargo conveyor is provided with a lifting mechanism.

Preferably, the horizontal swinging mechanism is connected with a driving mechanism, the driving mechanism comprises a servo motor, and the servo motor is connected with the control electric box.

Preferably, the top of the horizontal swinging mechanism is provided with a first connecting piece, the first connecting piece is fixed on the horizontal swinging mechanism, and the rear end of the stacking conveyor is rotatably connected with the first connecting piece.

Preferably, the bottom of the horizontal swinging mechanism is provided with a second connecting piece, one end of the horizontal holding mechanism is rotatably connected with the second connecting piece, and the other end of the horizontal holding mechanism is rotatably connected with the bottom rack of the stacking conveyor.

Preferably, a bracket is arranged at the tail end of the cargo conveyor, and the horizontal swinging mechanism is mounted at the tail end of the cargo conveyor in a hanging mode through the bracket.

Preferably, the cargo conveyor comprises two sections of belt conveyors, namely a first belt conveyor and a second belt conveyor, and the second belt conveyor is slidably connected to the first belt conveyor.

Preferably, the lifting mechanisms comprise two lifting mechanisms which are respectively a first lifting mechanism and a second lifting mechanism, and the tops of the first lifting mechanism and the tops of the second lifting mechanism are respectively hinged below the front end of the first belt conveyor and below the rear end of the second belt conveyor.

Preferably, the tail end of the stacking conveyor is provided with a tongue swinging assembly, the tongue swinging assembly comprises an installation frame and a tongue swinging plate, the tongue swinging plate is connected to the installation frame in a swinging mode and is connected with a rack of the cargo conveyor through a pull wire, a lower sliding surface is arranged on the tongue swinging plate, and the tongue swinging plate is hung at the rear end of the stacking conveyor through the installation frame;

preferably, the lifting mechanism and the horizontal holding mechanism are both provided with a pull line sensor.

Preferably, a metal sensor is arranged on the horizontal swinging mechanism.

The utility model discloses a loading device's beneficial effect as follows:

1. the utility model provides an among the loading device, the goods conveyer is equipped with elevating system, and the stacking conveyor is equipped with horizontal hold mechanism and horizontal swing mechanism, and elevating system can play the supporting role to the goods conveyer bottom and can adjust the height position and the degree of inclination of goods conveyer to realize one deck stacking; horizontal swinging mechanism can place the goods different positions and realize the multirow pile up, and level holding mechanism can make the mechanism of putting up a yard keep the level all the time to guarantee to pile up neatly, the utility model discloses simple structure can forward and pile up a yard to the goods, realizes automatic loading.

2. The utility model provides an among the device car device, goods conveyer sets up the band conveyer that two sections slip dress connect, can realize carrying length's adjustment, and application scope is wide.

3. The utility model provides an among the loading device, the conveyor end is equipped with puts the tongue subassembly in good order, can keep unanimous throughout with the cargo conveyer direction, the goods on the cargo conveyer is accepted to the pendulum tongue subassembly, makes the goods can cushion on the glide plane down, makes the goods at last fall the loading with being close horizontally gesture, effectively just puts up and piles up neat goods to guarantee the stability of piling up.

Drawings

FIG. 1: the structure of the utility model is shown schematically;

FIG. 2: the utility model discloses a schematic side structure diagram of a stacking conveyor;

FIG. 3: the structure and the connection schematic diagram of the horizontal swinging mechanism and the horizontal keeping mechanism of the utility model are shown;

FIG. 4: the structure of the bracket of the utility model is schematically shown;

FIG. 5: the utility model discloses an installation schematic diagram of a decoration component;

FIG. 6: the structure schematic diagram of the swing tongue component of the utility model;

FIG. 7: the utility model discloses the structure schematic diagram of the cargo conveyor of embodiment 2;

in the figure: 1. a cargo conveyor; 11. a first belt conveyor; 12. a second belt conveyor; 2. stacking the conveyor; 21. a hinged seat; 3. controlling an electric box; 4. a lifting mechanism; 41. a first lifting mechanism; 42. a second lifting mechanism; 5. a horizontal swing mechanism; 51. a first connecting member; 511. a first connecting seat; 512. a second connecting seat; 52. a second connecting member; 521. a connecting rod; 522. connecting sheets; 6. a horizontal holding mechanism; 61. a hinge hole; 7. a drive mechanism; 8. a bracket; 81. a first support plate; 811. a first mounting portion; 812. a second mounting portion; 813. a slot; 82. a first cantilever; 9. a swing tongue assembly; 91. swinging the tongue plate; 911. a lower sliding surface; 92. a mounting frame; 921. a second support plate; 922. a second cantilever.

Detailed Description

The existing loading device has the problems of complex structure, low mechanical efficiency, troublesome maintenance and the like. Moreover, most of the conventional loading devices are only suitable for trucks without carriages. Therefore, the present invention provides a new solution, and for a clearer representation, the present invention will be described in detail with reference to the accompanying drawings.

Referring to fig. 1, the loading device comprises a cargo conveyor 1, a stacking conveyor 2 and a control electronic box 3, wherein the rear end of the stacking conveyor 2 is connected with the front end of the cargo conveyor 1, a lifting mechanism 4 is arranged at the bottom of the cargo conveyor 1, a horizontal swinging mechanism 5 and a horizontal holding mechanism 6 are arranged at the bottom of the stacking conveyor 2, and the cargo conveyor 1, the stacking conveyor 2, the lifting mechanism 4, the horizontal swinging mechanism 5 and the horizontal holding mechanism 6 are all connected with the control electronic box 3.

In this embodiment, the lifting mechanism 4 is disposed at the bottom center of the cargo conveyor 1, and the bottom of the lifting mechanism 4 may be fixed to the ground by screws or pouring, so as to ensure that the entire loading device can be fixed to the ground, thereby stably performing corresponding device operations.

It should be noted that in other embodiments of the present invention, the lifting mechanism can be omitted, and at this time, the loading device only needs to lean against the wagon box obliquely by using the cargo conveyor, that is, for example, one end of the cargo conveyor leans against the ground (or other supporting surface), and the other end of the cargo conveyor leans against the wagon box. The structure without the lifting mechanism is the simplified structure of the utility model, which still belongs to the protection scope of the utility model.

In this embodiment, the top of the lifting mechanism 4 is rotatably connected to the bottom frame of the cargo conveyor 1, and this rotatable connection allows the cargo conveyor 1 to rotate in a vertical plane, so that the front end of the cargo conveyor 1 can be lifted as much as possible (of course, a part of the lifting length is from the lifting of the lifting mechanism 4 itself), and lifted onto the box of the truck, so as to perform loading operation of the cargo. Also, after such a swivel connection, when the front end of the cargo conveyor 1 is raised by rotation, the rear end of the cargo conveyor 1 is correspondingly lowered. Lowering the rear end of the goods conveyor 1 facilitates the placement of goods, typically bags, onto the goods conveyor 1 from the rear end.

In this embodiment, cargo conveyor 1 is used for realizing automatics with putting things in good order 2 cooperations of conveyer.

Referring to fig. 2, a driving mechanism 7 and a horizontal swinging mechanism 5 are arranged at the bottom of the stacking conveyor 2, and the driving mechanism 7 is connected with the horizontal swinging mechanism 5. The stacking conveyor 2 is mounted on the horizontal swing mechanism 5, so that the stacking conveyor 2 can swing left and right. The bottom of the horizontal swing mechanism 5 is provided with a bracket 8, and the horizontal swing mechanism 5 is installed at the front end of the cargo conveyor 1 in a suspension mode through the bracket 8.

The lower part of the horizontal swinging mechanism 5 is provided with a horizontal holding mechanism 6, and the rear end of the stacking conveyor 2 is arranged at the top of the horizontal swinging mechanism 5 in a vertically rotating manner, so that the stacking conveyor 2 can further rotate vertically on the basis that the stacking conveyor 2 can swing horizontally.

In this embodiment, one end of the horizontal holding mechanism 6 is further rotatably mounted at the bottom of the horizontal swinging mechanism 5, and the other end of the horizontal holding mechanism 6 is rotatably connected with the bottom of the stacking conveyor 2. This connection is intended to further ensure that the belt conveyor is also able to rotate up and down at the same time.

As mentioned previously, the stacking conveyor 2 can swing left and right. The principle is that the horizontal swing mechanism 5 can drive the stacking conveyor 2 to rotate. The horizontal swing mechanism 5 is also rotated together with the horizontal holding mechanism 6.

Referring to fig. 2-3, in the present embodiment, the horizontal swing mechanism 5 is a worm and gear rotation driving mechanism, and includes a worm gear (not shown in the drawings), a worm (not shown in the drawings), a rotation support (not shown in the drawings), and a housing, the driving mechanism 7 is connected to the worm, and the worm gear and the worm are engaged with each other.

The horizontal swinging mechanism 5 is connected with a driving mechanism 7, the driving mechanism 7 comprises a servo motor, and the servo motor is connected with the control electric box 3.

The top of the horizontal swinging mechanism 5 is provided with a first connecting piece 51, the first connecting piece 51 is fixed on the horizontal swinging mechanism 5, and the rear end of the stacking conveyor 2 is rotatably connected with the first connecting piece 51.

The first connecting piece 51 comprises a first connecting seat 511 and a second connecting seat 512, the first connecting seat 511 is installed at the top of the horizontal swinging mechanism 5, the second connecting seat 512 is installed below the rear end of the stacking conveyor 2, and the first connecting seat 511 is rotatably connected with the second connecting seat 512.

The bottom of the horizontal swinging mechanism 5 is provided with a second connecting piece 52, one end of the horizontal holding mechanism 6 is rotatably connected with the second connecting piece 52, the other end of the horizontal holding mechanism 6 is rotatably connected with the rack at the bottom of the stacking conveyor 2, the top of the horizontal holding mechanism 6 is rotatably connected with the stacking conveyor 2, the bottom of the stacking conveyor 2 is provided with a hinged base 21, and the top of the horizontal holding mechanism 6 is provided with a hinged hole 61.

In this embodiment, the second connecting member 52 includes a connecting rod 521 and a connecting piece 522, one end of the connecting rod 521 is connected to the horizontal swing mechanism 5 in a key manner, the other end of the connecting rod 521 is fixedly connected to the connecting piece 522, and the connecting piece 522 is hinged to the end of the horizontal holding mechanism 6.

Referring to fig. 1 and 4, a bracket 8 is provided at the end of the cargo conveyor 1, and the horizontal swing mechanism 5 is suspended and mounted at the end of the cargo conveyor 1 through the bracket 8.

Bracket 8 includes first backup pad 81 and installs the first cantilever 82 of first backup pad 81 both sides, be equipped with the first installation department 811 that is used for installing horizontal swing mechanism 5 and the second installation department 812 with installation actuating mechanism 7 on the first backup pad 81, be equipped with a plurality of fixed orificess in the first installation department 811, still be equipped with the slotted hole 813 that supplies second connecting piece 52 to pass through in the first installation department 811, second installation department 812 is equipped with an opening, the opening below is equipped with the support bracket that supports actuating mechanism 7, first cantilever 82 front end is equipped with and supplies horizontal swing device pivoted to yield the mouth, first cantilever 82 top is equipped with the screw, and it will to pass the screw through the screw the curb plate is fixed at goods conveyer 1 end.

Referring to fig. 5, a swing tongue assembly 9 is arranged at the tail end of the stacking conveyor 2, the swing tongue assembly 9 includes a mounting frame 92 and a swing tongue plate 91, the swing tongue plate 91 is connected to the mounting frame 92 in a swinging manner, a lower sliding surface 911 is arranged on the swing tongue plate 91, the lower sliding surface 911 is a concave arc surface or an inclined surface, and the swing tongue plate 91 is suspended at the rear end of the stacking conveyor 2 through the mounting frame 92.

Referring to fig. 6, the mounting frame 92 includes a second support plate 921 and second cantilevers 922 fixedly disposed on two sides of the second support plate 921, a shaft hole (not labeled) is disposed in the middle of the second support plate 921, and a rotating bolt is disposed at the bottom of the rear end of the tongue-swinging plate 91 and is nested in the shaft hole. The second cantilever 922 bottom is equipped with lets a mouthful (not mark), the second cantilever 922 top is equipped with the mounting hole (not mark) of being connected with stacking conveyor 2, and the bolt passes mounting hole and 2 rear end frame body fixed connection of stacking conveyor.

The flap 91 can be connected to the frame of the goods conveyor 1 by means of two pull wires (not shown). The pull wire is rotatably connected with both the rack of the cargo conveyor 1 and the tongue-swinging plate 91. After the stacking conveyor 2 rotates, the front end of the tongue swinging plate 91 can always keep the same direction as the front end of the cargo conveyor 1, the cargo on the cargo conveyor 1 is received by the tongue swinging assembly 9, the cargo can be buffered on the lower sliding surface 911, finally the cargo falls down and is loaded in a horizontal posture, the cargo is effectively aligned and stacked, and the stacking stability is ensured.

In this embodiment, the width of the tongue-swinging plate 91 is smaller than the width of the mounting frame 92, and the tongue-swinging plate 91 is swingably attached to the mounting frame 92.

In this embodiment, the lower sliding surface 911 is a concave arc surface, the lower sliding surface 911 is a smooth surface, and a tangential direction of the bottom of the lower sliding surface 911 is a horizontal direction.

The position-giving opening can leave enough rotating space for the tongue-swinging plate 91 and can limit the rotating position of the tongue-swinging plate 91.

In this embodiment, the maximum angle of swinging the tongue-swinging plate 91 to the left or right may be 30 °.

In other embodiments, the lower sliding surface may be an inclined surface, and includes a first inclined surface and a second inclined surface, both of which are smooth planes, an inclination angle of the first inclined surface is greater than an inclination angle of the second inclined surface, an included angle between the first inclined surface and a horizontal plane is 30 °, and an included angle between the second inclined surface and the horizontal plane is 10 °; the inclination angle of first inclined plane is greater than the inclination angle of second inclined plane can let the goods have sufficient speed of falling to can steadily adjust to nearly horizontal gesture and fall at the glide plane hypomere.

The setting of pendulum hyoplastron 91 top entrance is in putting things in good order 2 front ends belows of conveyer, can accept the goods of putting things in good order on the conveyer 2, makes the goods cushion on glide plane 911 down, makes the goods fall the loading with the gesture that is close the horizontally at last, effectively ajusts and piles up neat goods to guarantee the stability of piling up. Meanwhile, the tongue-swinging plate is connected to the mounting frame in a swinging mode, the goods sending direction can be adjusted, the goods sending direction is always kept consistent with the direction of the vehicle container, stacking is facilitated, and the goods loading and stacking stability is guaranteed.

In this embodiment, a pull sensor (not shown) is disposed on each of the lifting mechanism 4 and the horizontal holding mechanism 6.

In this embodiment, the lifting mechanism 4 is a hydraulic cylinder.

The horizontal holding mechanism 6 in this embodiment is an electric cylinder.

The pull wire sensor is fixedly arranged on the side wall of the hydraulic cylinder or the electric cylinder, a pull wire of the pull wire sensor is fixedly connected with the extending end of the hydraulic cylinder or the electric cylinder, the extending distance of the hydraulic cylinder or the electric cylinder can be recorded through the pull wire sensor, the mechanical operation precision is guaranteed, and the loading stable operation is further guaranteed.

In this embodiment, the upper horizontal swing mechanism 5 is provided with a metal sensor (not shown), the horizontal swing mechanism 5 is a worm and gear rotation driving mechanism, a plurality of screws are arranged on a rotation support of the worm and gear rotation driving mechanism, a required rotation angle and a certain number of screws are set in advance according to the number of stacking rows, and whether the rotation angle is reached is judged by detecting the number of the screws for rotating the metal sensor.

Example 2:

referring to fig. 7, the cargo conveyor 1 in this embodiment includes two belt conveyors, namely a first belt conveyor 11 and a second belt conveyor 12, and the second belt conveyor 12 is slidably attached to the first belt conveyor 11. This configuration allows the cargo conveyor 1 to be telescopic, thereby enabling the entire apparatus to be used in more places. In this embodiment, the first belt conveyor 11 and the second belt conveyor 12 may each have a length of 5 meters, and both may slide to substantially coincide, when their total length is again only about 5 meters; the total length of the two parts can be 8.5 m when they are slid to the maximum extent, i.e. at least 1.5 m overlap is ensured between them to ensure the stability of the structure.

In this embodiment, the lifting mechanism 4 includes two, which are the first lifting mechanism 414 and the second lifting mechanism 424, respectively, and tops of the first lifting mechanism 414 and the second lifting mechanism 424 are hinged below the front end of the first belt conveyor 11 and below the rear end of the second belt conveyor 12, respectively. The lifting capacity of the lifting mechanism 4 can reach several tons, and the lifting stroke can reach several meters.

The manner of providing the first lifting mechanism 414 and the second lifting mechanism 424 in this embodiment enables the whole loading device to be more flexible and stable.

Second elevating system 424 and ground fixed mounting just first elevating system 414 bottom is equipped with the removal subassembly (not shown in the figure), perhaps first elevating system 414 with second elevating system 424 bottom all is equipped with the removal subassembly, through the removal subassembly can be convenient for to band conveyer's flexible, and then realizes the adjustment of transport length, and application scope is wide. And, the removal subassembly can be the wheel components, can be equipped with the brake on the wheel components.

The moving assembly may also be a slide (not shown) disposed on the ground and a sliding block (not shown) engaged with the slide, the sliding block is disposed at the bottom of the first lifting mechanism 414 and the second lifting mechanism 424, and after the length adjustment is completed, the sliding block is fixed on the slide by bolts.

Of course, band conveyer's quantity can be more than two sections, can set up according to the distance between actual goods and the vehicle, and the same reason elevating system 4's quantity and position also can set up according to actual goods weight to guarantee stability.

The utility model discloses a brief work flow as follows:

according to actual freight train to the high position, cargo transporter inclination, the front end direction isoparametric setting of putting conveyor 2 in good order, it arranges the number of rows according to actual need sign indicating number preset turned angle again, parameter setting accomplishes the back, the adjustment is put conveyor 2 in good order and is placed on cargo transporter 1 to the horizontality after, the goods passes through cargo transporter 1 and forwards on putting conveyor 2 in good order, stack the goods through putting conveyor 2 falls down, then put conveyor 2 in good order after the certain angle of swing, forward the goods again and put in good order, so reciprocal, it can to wait to put the first layer operation of raising cargo transporter after accomplishing again by the one deck.

The utility model discloses simple structure, work efficiency is high, can forward and put things in good order the goods, realizes automatic loading.

It should be noted that, when the goods conveyor 1 and the stacking conveyor 2 are connected to form a straight line, the falling point of the goods is right in front of the loading device, and in other cases, when the goods conveyor 1 and the stacking conveyor 2 form a certain included angle, the falling point of the goods is side front of the loading device. In order to ensure that the goods falling in front and the goods falling in side front are neatly located in the same row on the vehicle, different goods can be adjusted to have different conveying speeds, or in other ways (such as telescopic or movable goods conveyor 1) to achieve this.

In this embodiment, loading device's stacking conveying mechanism directly utilizes structural design, realizes that band conveyer can the horizontal hunting to realize the stacking of row's row goods. Therefore, the loading device can directly extend into the wagon box by using the belt conveyor to place corresponding goods. It is visible, the utility model discloses a loading device is applicable to the automatic loading of van-type railway carriage. Of course, the loading device is also suitable for automatic loading of non-van carriages.

It should be noted that, according to the structural design of the loading device of the present invention, in other working scenarios, the stacking conveyor 2 may be set to stack the goods in a non-horizontal manner, i.e., in a manner of a certain inclination angle.

The above embodiments are only used for explaining the technical solution of the present invention and not for limiting the same, and although the above embodiments are specific to the present invention, it should be understood by those skilled in the art that the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the present invention, which should be covered by the claims of the present invention.

Claims

1. The utility model provides a loading device which characterized in that: including cargo conveyor, stacking conveyor and control electronic box, stacking conveyor's rear end with cargo conveyor's front end links up, stacking conveyor bottom is equipped with horizontal swing mechanism and horizontal holding mechanism, cargo conveyor, stacking conveyor, horizontal swing mechanism and horizontal holding mechanism all with the control electronic box is connected.

2. The loading device according to claim 1, characterized in that: and a lifting mechanism is arranged at the bottom of the cargo conveyor.

3. The loading device according to claim 1 or 2, characterized in that: the horizontal swinging mechanism is connected with a driving mechanism, the driving mechanism comprises a servo motor, and the servo motor is connected with the control electric box.

4. The loading device according to claim 1 or 2, characterized in that: the top of the horizontal swinging mechanism is provided with a first connecting piece, the first connecting piece is fixed on the horizontal swinging mechanism, and the rear end of the stacking conveyor is rotatably connected with the first connecting piece.

5. The loading device according to claim 1 or 2, characterized in that: the bottom of the horizontal swinging mechanism is provided with a second connecting piece, one end of the horizontal maintaining mechanism is rotatably connected with the second connecting piece, and the other end of the horizontal maintaining mechanism is rotatably connected with the bottom rack of the stacking conveyor.

6. The loading device according to claim 1 or 2, characterized in that: the tail end of the cargo conveyor is provided with a bracket, and the horizontal swinging mechanism is installed at the tail end of the cargo conveyor in a hanging mode through the bracket.

7. The loading device according to claim 1 or 2, characterized in that: the goods conveyor comprises two sections of belt conveyors, namely a first belt conveyor and a second belt conveyor, wherein the second belt conveyor is connected to the first belt conveyor in a sliding mode.

8. The truck-loading apparatus according to claim 2, wherein: the lifting mechanisms comprise two lifting mechanisms which are respectively a first lifting mechanism and a second lifting mechanism, and the tops of the first lifting mechanism and the tops of the second lifting mechanism are respectively hinged below the front end of the first belt conveyor and below the rear end of the second belt conveyor.

9. The loading device according to claim 1 or 2, characterized in that: the tail end of the stacking conveyor is provided with a tongue swinging assembly, the tongue swinging assembly comprises an installation frame and a tongue swinging plate, the tongue swinging plate is connected to the installation frame in a swinging mode, the tongue swinging plate is connected with a rack of the goods conveyor through a pull wire, a lower sliding surface is arranged on the tongue swinging plate, and the tongue swinging plate is hung at the rear end of the stacking conveyor through the installation frame.

10. The truck-loading apparatus according to claim 2, wherein: pull wire sensors are arranged on the lifting mechanism and the horizontal holding mechanism; and a metal sensor is arranged on the horizontal swinging mechanism.