CN114775706A - Bucket sensor mounting structure, mounting method, and work machine - Google Patents
Bucket sensor mounting structure, mounting method, and work machine Download PDFInfo
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- CN114775706A CN114775706A CN202210558140.5A CN202210558140A CN114775706A CN 114775706 A CN114775706 A CN 114775706A CN 202210558140 A CN202210558140 A CN 202210558140A CN 114775706 A CN114775706 A CN 114775706A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/22—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes
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- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Component Parts Of Construction Machinery (AREA)
Abstract
The invention provides a bucket sensor mounting structure, a mounting method and an operating machine, wherein the mounting structure comprises an angle sensor and a sensor body, the sensor body is of an arc-shaped structure, one side of the arc-shaped structure is an arc surface, and one side of the arc-shaped structure, which is far away from the arc surface, is provided with a plurality of first threaded holes; the mounting shell comprises a mounting bottom plate and a surrounding plate arranged around the mounting bottom plate, a mounting hole and first through holes corresponding to the first threaded holes one by one are formed in the mounting bottom plate, and the aperture of each first through hole is larger than that of each threaded hole; the sensor body is arranged on the mounting base plate in a penetrating manner through the first through hole and the first threaded hole through the threaded fastener and is positioned in the enclosed space of the enclosing plate, and the cambered surface of the sensor body is coaxial with the mounting hole; the mounting shell provided with the sensor body is suitable for being fixed on the side wall of the bucket rod. The embodiment meets the requirements of carrying certain auxiliary functions on the excavator body, reducing labor intensity and reducing operation capacity.
Description
Technical Field
The invention relates to the technical field of engineering machinery, in particular to a bucket sensor mounting structure, a bucket sensor mounting method and operation machinery.
Background
At present, due to the rise of the capital construction industry, engineering machinery is closer to the public more and more, heavy and dangerous operations can be performed instead of manpower, and the hands of workers are greatly liberated. For example, excavators are the most common machines in the construction and construction field and are therefore favored by many construction industry practitioners. However, since a certain level of skill is required for operating the excavator in a limited space, leveling the ground, brushing the slope, and the like, it is not friendly to a novice person who just enters the door. It is imperative to carry certain auxiliary functions on the excavator body, reduce labor intensity, reduce operational capability requirements, however, the installation scheme and structure of the related sensors on the existing excavator are still blank.
Disclosure of Invention
The invention provides a bucket sensor mounting structure which meets the requirements of carrying certain auxiliary functions on a working machine, reducing labor intensity and reducing operation capacity.
The present invention provides a bucket sensor mounting structure, including:
the angle sensor comprises a sensor body, wherein the sensor body is of an arc-shaped structure, one side of the arc-shaped structure is an arc surface, and a plurality of first threaded holes are formed in one side, far away from the arc surface, of the arc-shaped structure;
the mounting shell comprises a mounting bottom plate and a surrounding plate arranged around the mounting bottom plate, mounting holes and first through holes in one-to-one correspondence with the first threaded holes are formed in the mounting bottom plate, and the aperture of each first through hole is larger than that of each first threaded hole;
the sensor body is arranged on the mounting base plate in a penetrating manner through the first through hole and the first threaded hole by virtue of a threaded fastener, is positioned in the surrounding space of the enclosing plate, and enables the cambered surface of the sensor body to be coaxial with the mounting hole;
the mounting shell provided with the sensor body is suitable for being fixed on the side wall of the bucket rod.
According to one embodiment of the invention, a space is left between the cambered surface of the sensor body and the inner wall of the mounting hole.
According to one embodiment of the invention, an open groove for passing the wire is formed in the side plate far away from the cambered surface, the connecting wire of the sensor body penetrates through the open groove and extends out of the mounting shell, and a connecting terminal is arranged at the end part of the connecting wire.
According to one embodiment of the invention, the angle sensor further comprises a magnet support matched with the sensor body, the magnet support is annular, the magnet support is suitable for being installed at the end part of the rocker, an annular boss is formed on the surface of the end part of the rocker, the magnet support is fixed outside the annular boss, and the magnet support and the annular boss are coaxially arranged.
According to one embodiment of the invention, a through hole is formed in the annular protrusion at the end part of the rocker, the rocker is suitable for being connected with the side wall of the bucket rod through a fixing pin shaft which penetrates through the through hole and a mounting hole which penetrates through the mounting shell, and the fixing pin shaft and the mounting hole are coaxially arranged.
The invention also provides an installation method of the bucket sensor installation structure, which comprises the following steps:
the sensor body is pre-installed in the installation shell and located in a space surrounded by the enclosing plate;
the position of the cambered surface of the sensor body relative to the mounting hole of the mounting bottom plate is adjusted by using the angle sensor centering tool, so that the cambered surface of the sensor body is coaxial with the mounting hole of the mounting bottom plate;
screwing the threaded fastener to enable the sensor body and the mounting base plate to be relatively fixed, and removing the angle sensor centering tool;
sleeving a magnet support outside an annular bulge of a rocker, and adjusting the position of the magnet support by using a magnet support centering tool so that the magnet support is coaxial with the annular bulge;
fixedly connecting the magnet support with the end part of the rocker by using a fastener, and removing the magnet support centering tool;
pre-mounting the mounting shell on the side wall of the bucket rod;
adjusting the position of the mounting shell by using a pin shaft centering tool to enable the mounting hole of the mounting shell to be coaxial with the fixed pin shaft, and screwing a threaded fastener to enable the mounting shell to be relatively fixed with the side wall of the bucket rod;
and removing the pin shaft centering tool, and enabling a fixed pin shaft to penetrate through the mounting hole and be fixedly connected with a connecting hole in the side wall of the bucket rod.
According to one embodiment of the invention, the angle sensor centering tool comprises a circular ring, a step surface is formed on the outer surface of the circular ring, a small circular surface of the step surface is matched with the inner peripheral wall of the mounting hole, a large circular surface of the step surface is matched with the arc surface, the small circular surface is inserted into the mounting hole, the arc surface is adjusted to be attached to the large circular surface, so that the arc surface of the sensor body is enabled to be coaxial with the mounting hole, and the threaded fastener is screwed.
According to one embodiment of the invention, the magnet support centering tool comprises a circular end cover and an annular groove arranged on the surface of the circular end cover, the outer diameter of the circular end cover is matched with the inner diameter of the magnet support, the annular groove is matched with the annular boss, the annular groove is clamped on the annular boss, the inner circumferential surface of the magnet support is adjusted to be attached to the outer circumferential surface of the circular end cover so as to ensure that the magnet support is coaxial with the annular boss, and the magnet support is fixedly connected with the end part of the rocker through a fastener.
According to one embodiment of the invention, the fixed pin shaft and the mounting hole are coaxial through a pin shaft centering tool, the mounting base plate is further provided with a plurality of second through holes, the side wall of the bucket rod is provided with second threaded holes corresponding to the second through holes one to one, the aperture of each second through hole is larger than that of each second threaded hole, and the mounting shell is suitable for being arranged on the side wall of the bucket rod in a penetrating mode through the second through holes and the second threaded holes through threaded fasteners.
According to one embodiment of the invention, the pin shaft centering tool comprises a sleeve and an annular flange arranged at one end of the sleeve, the outer diameter of the sleeve is matched with the inner diameter of the mounting hole, the inner diameter of the sleeve is matched with the outer diameter of the fixed pin shaft, the sleeve is sleeved on the fixed pin shaft and inserted into the mounting hole, and the annular flange is attached to the surface of the mounting base plate so as to ensure that the fixed pin shaft and the mounting hole are coaxial and the threaded fastener is screwed down.
The embodiment of the invention also provides the operating machine which is provided with a bucket, a connecting rod hinged with the bucket, a rocker hinged with the connecting rod, a bucket rod hinged with the rocker, and a bucket sensor mounting structure, wherein the bucket sensor mounting structure is mounted at the hinged position of the rocker and the bucket rod.
According to the bucket sensor mounting structure provided by the invention, the angle sensor is additionally arranged on the side wall of the bucket rod, and the angle sensor is accurately mounted, so that the auxiliary operation requirement of the bucket is provided, the movable angle of the bucket is sensed in real time conveniently, an operator can operate the bucket conveniently, the labor intensity of the operator can be reduced, and the operation capability requirement is lowered.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic front view of a bucket sensor mounting structure provided by the present invention mounted to a stick;
FIG. 2 is an assembly schematic view of the bucket sensor mounting structure and the pin centering fixture of FIG. 1;
FIG. 3 is a schematic view of the internal structure of the bucket sensor mounting structure provided by the present invention;
FIG. 4 is a schematic view of the angle sensor centering tool and the bucket sensor mounting structure of the present embodiment before assembly;
FIG. 5 is a schematic view showing an outer surface of the bucket sensor mounting structure of the present embodiment;
fig. 6 is a schematic diagram of the magnet holder centering tool of the embodiment before being mounted on the rocker.
Reference numerals:
100: a bucket rod; 110: a rocker; 111: an annular projection; 120: a connecting rod; 130: installing a shell; 131: mounting a bottom plate; 1311: mounting holes; 1312: a first through hole; 1313: a second through hole; 132: enclosing plates; 1321: an open slot; 140: a sensor body; 141: a connecting wire; 142: a cambered surface; 150: a magnet holder; 160: a screw; 170: fixing a pin shaft; 180: calibrating a tool by an angle sensor; 190: centering the pin shaft; 200: a magnet support centering tool; 210: an annular groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
An embodiment of the bucket sensor mounting structure of the present invention is described below with reference to fig. 1 to 6. The working machine of the present embodiment includes, but is not limited to, an excavator, and the present embodiment is described by taking an example in which the bucket sensor mounting structure is attached to an excavator, and does not limit the present invention.
As shown in fig. 1 to 5, the present invention provides a bucket sensor mounting structure, which is mainly used for being mounted on a stick 100 to assist the operation of a bucket of an excavator, and mainly comprises:
angle sensor, angle sensor are current structure, including sensor body 140, and sensor body 140 is the arc structure, specifically can be arc massive structure, and one side of arc structure is cambered surface 142, and of course, cambered surface 142 can be smooth whole cambered surface 142, can also be the arc boss that increases a plurality of intervals and set up on cambered surface 142, and the side of arc boss forms the same cambered surface 142 of radian, and a side surface that cambered structure kept away from cambered surface 142 is equipped with a plurality of first screw holes.
The mounting housing 130 includes a mounting base plate 131 and a surrounding plate 132 surrounding the mounting base plate 131, the mounting base plate 131 is provided with a mounting hole 1311 and first through holes 1312 corresponding to the first threaded holes one by one, and the aperture of the first through holes 1312 is larger than that of the first threaded holes. It should be noted that the shape of the mounting housing 130 is adapted to the side wall of the mounting stick 100, and may be an arrow-like structure with a large end and a small end, or may be other shapes, which are not limited herein.
The sensor body 140 is installed in the installation base plate 131 and located in the surrounding space of the enclosing plate 132 by penetrating through the first through hole 1312 and the first threaded hole through the threaded fastener, and the height of the enclosing plate 132 is not smaller than the thickness of the sensor body 140, so that when the installation shell 130 is installed on the side wall of the bucket rod 100, the sensor body 140 is located in the surrounding space of the side wall of the bucket rod 100 and the enclosing plate 132. The cambered surface 142 of the sensor body 140 is coaxial with the mounting hole 1311, the diameter of the first through hole 1312 is larger than that of the first threaded hole by about 2mm, so that when a threaded fastener such as a screw 160 penetrates through the first through hole 1312 and is not screwed with the first threaded hole, the screw 160 has a moving space relative to the first through hole 1312, the sensor body 140 has a moving margin, and when the cambered surface 142 of the sensor body 140 is adjusted to be coaxial with the mounting hole 1311, the screw 160 is screwed to fix the sensor body 140 and the mounting shell 130; thereby ensuring the coaxiality of the sensor body 140 and the mounting case 130.
After the sensor body 140 is fixed to the mounting shell 130, the whole body is suitable for being fixed to the side wall of the arm 100, the rotation angle of the bucket of the excavator is monitored through the angle sensor, a certain auxiliary function is carried on the excavator, the moving angle of the bucket is sensed conveniently in real time, an operator can operate the bucket conveniently, the labor intensity of the operator can be reduced, and the operation capacity requirement is lowered.
According to an embodiment of the present invention, a gap is left between the arc surface 142 of the sensor body 140 and the inner wall of the mounting hole 1311, that is, the arc surface 142 of the sensor body 140 is not aligned with the inner wall of the mounting hole 1311 up and down, but is staggered by a certain distance, which is not too large, and is kept to be 2-3mm, and by forming the gap, the sensor body 140 can be prevented from being damaged due to the contact between the fixing pin 170 subsequently inserted and the sensor body 140, thereby protecting the sensor body 140 from being damaged.
As shown in fig. 4, in order to facilitate the adjustment of the sensor body 140 to be coaxial with the mounting housing 130, the arc surface 142 of the sensor body 140 and the mounting hole 1311 are adjusted to be coaxial through the angle sensor centering tool 180, the angle sensor centering tool 180 includes a circular ring, a step surface is formed on the outer surface of the circular ring, a small circular surface of the step surface is matched with the inner peripheral wall of the mounting hole 1311, a large circular surface of the step surface is matched with the arc surface 142, the small circular surface is inserted into the mounting hole 1311, and the arc surface 142 of the sensor body 140 is adjusted to be attached to the large circular surface, so that the arc surface 142 of the sensor body 140 is ensured to be coaxial with the mounting hole 1311, and at this time, the threaded fastener is screwed to fix the positions of the sensor body 140 and the mounting housing 130.
In order to facilitate the wiring of the angle sensor, according to an embodiment of the present invention, an opening slot 1321 for passing a wire is provided on the side wall 132 away from the arc surface 142, the connection wire 141 of the sensor body 140 is inserted into the opening slot 1321 and extends out of the mounting housing 130, and a connection terminal is provided at an end of the connection wire 141 to facilitate the connection with other components.
According to an embodiment of the present invention, the angle sensor further includes a magnet holder 150 configured with the sensor body 140, the magnet holder 150 is annular, the magnet holder 150 is adapted to be mounted at an end portion of the rocker 110, an annular boss is formed on a surface of the end portion of the rocker 110, the annular boss is a structure carried by the end portion of the rocker 110, the magnet holder 150 is fixedly sleeved outside the annular boss, and the magnet holder 150 and the annular boss are coaxially disposed.
According to an embodiment of the present invention, as shown in fig. 6, the magnet holder 150 and the annular boss are coaxially secured by the magnet holder centering tool 200, the magnet holder centering tool 200 includes a circular end cover and an annular groove 210 formed on a surface, such as a bottom surface, of the circular end cover, an outer diameter of the circular end cover matches an inner diameter of the magnet holder 150, the annular groove 210 matches the annular boss, the annular groove 210 is clamped on the annular boss, a pair of inner sidewalls of the annular groove 210 respectively abut against a pair of outer sidewalls of the annular boss, and at this time, an inner circumferential surface of the magnet holder 150 abuts against an outer circumferential surface of the circular end cover to secure the magnet holder 150 to be coaxial with the annular boss, and the magnet holder 150 is fixedly connected to an end of the rocker 110 by a fastener, it is understood that, an end of the rocker 110 is provided with a threaded hole, an axial end surface of the magnet holder 150 is provided with a through hole, which is inserted into the magnet holder 150 by a screw 160, and is threadedly connected to the threaded hole at the end of the rocker 110, thereby fixing the magnet holder 150 to the end of the rocker 110.
According to an embodiment of the present invention, a through hole is formed in the annular protrusion 111 at the end of the rocker 110, and the inner diameter of the through hole is the same as the inner diameter of the annular protrusion 111, so as to ensure that the through hole of the annular protrusion 111 and the through hole at the end of the rocker 110 form a through long through hole, the rocker 110 is adapted to be connected to the sidewall of the dipper 100 through a mounting hole 1311, through which the fixing pin 170 penetrates the through hole and the mounting housing 130, and the fixing pin 170 and the mounting hole 1311 are coaxially arranged.
According to an embodiment of the present invention, the fixing pin 170 and the mounting hole 1311 are coaxial through the pin centering tool 190, the mounting base plate 131 is further provided with a plurality of second through holes 1313, the sidewall of the bucket rod 100 is provided with second threaded holes corresponding to the second through holes 1313 one to one, the aperture of the second through holes 1313 is larger than that of the second threaded holes, and the mounting housing 130 is adapted to be mounted on the sidewall of the bucket rod 100 through the second through holes 1313 and the second threaded holes by threaded fasteners. The diameter of the second through hole 1313 may be larger than that of the second threaded hole by about 2mm, so that when a threaded fastener such as the screw 160 is inserted through the second through hole 1313 and not screwed into the second threaded hole, the second through hole 1313 has a space for movement relative to the screw 160, so that the mounting housing 130 has a movement margin, and when the mounting housing 130 is adjusted to be coaxial with the fixing pin 170, the screw 160 is screwed to fix the mounting housing 130 to the sidewall of the stick 100; thereby ensuring the coaxiality of the mounting housing 130 and the fixing pin 170.
According to an embodiment of the present invention, the pin centering tool 190 includes a sleeve and an annular flange provided at one end of the sleeve, an outer diameter of the sleeve matches an inner diameter of the mounting hole 1311, an inner diameter of the sleeve matches an outer diameter of the fixed pin 170, the sleeve is sleeved on the fixed pin 170, the sleeve is inserted into the mounting hole 1311, and the annular flange is attached to a surface of the mounting base plate 131 to prevent the sleeve from sinking into the mounting housing 130, because the mounting housing 130 has a certain movement margin before the sleeve is inserted into the mounting hole 1311, when the sleeve is inserted into the mounting hole 1311, the mounting housing 130 is automatically driven to adjust to a position where the mounting hole 1311 is coaxial with the fixed pin 170, so as to ensure that the fixed pin 170 is coaxial with the mounting hole 1311, and a threaded fastener is tightened to fix the mounting housing 130 to a sidewall of the bucket rod 100.
In addition, it should be noted that the angle sensor centering tool 180, the pin shaft centering tool 190, and the magnet holder centering tool 200 are all made of aluminum alloy, so that the angle sensor centering tool is convenient to manufacture and light in weight.
The embodiment of the invention also provides an installation method of the bucket sensor installation structure, which comprises the following steps:
pre-mounting the sensor body 140 in the mounting housing 130 in a space surrounded by the surrounding plate 132, wherein the pre-mounting is a mounting state in which the screw 160 is connected with the first threaded hole but is not screwed, and in this state, the sensor body 140 has a certain play margin;
adjusting the position of the cambered surface 142 of the sensor body 140 relative to the mounting hole 1311 of the mounting base plate 131 by using the angle sensor centering tool 180, so that the cambered surface 142 of the sensor body 140 is coaxial with the mounting hole 1311 of the mounting base plate 131;
screwing the threaded fastener to relatively fix the sensor body 140 and the mounting base plate 131, and removing the angle sensor centering tool 180;
sleeving the magnet support 150 outside the annular protrusion 111 of the rocker 110, and adjusting the position of the magnet support 150 by using the magnet support centering tool 200 to enable the magnet support 150 to be coaxial with the annular protrusion 111;
fixedly connecting the magnet support 150 with the end of the rocker 110 by using a fastener such as a screw 160, and removing the magnet support centering tool 200;
the mounting housing 130 is pre-mounted to the sidewall of the stick 100, in a similar manner to the pre-mounting, in which the mounting housing 130 has a certain play margin in a mounting state where the screw 160 is coupled to the second screw hole but is not tightened;
adjusting the position of the installation shell 130 by using the pin centering tool 190 to enable the installation hole 1311 of the installation shell 130 to be coaxial with the fixed pin 170, and screwing the threaded fastener to enable the installation shell 130 to be relatively fixed with the side wall of the bucket rod 100;
the pin shaft centering tool 190 is removed, and then the fixing pin shaft 170 is inserted into the mounting hole 1311 and fixedly connected with the connecting hole in the side wall of the bucket rod 100. The installation method of the embodiment enables the installation of the angle sensor to be convenient and fast, and can correct the coaxiality of the installation of the angle sensor, so that the coaxiality of the cambered surface 142 of the sensor body 140 and the installation hole 1311, the coaxiality of the magnet support 150 and the annular protrusion 111, and the coaxiality of the fixed pin shaft 170 and the installation hole 1311 are ensured, and the installation accuracy requirement and the use requirement of the angle sensor are ensured. Therefore, the installation and use requirements of the bucket angle sensor are met, and the method is convenient, efficient and low in cost.
An embodiment of the present invention further provides a working machine, such as an excavator, as shown in fig. 1 and fig. 2, the working machine is provided with a bucket, a connecting rod 120 hinged to the bucket, a rocker 110 hinged to the connecting rod 120, and a bucket rod 100 hinged to the rocker 110, and this embodiment is further provided with a bucket sensor mounting structure, the bucket sensor mounting structure is mounted at a hinge joint of the rocker 110 and the bucket rod 100, and by accurately mounting an angle sensor, auxiliary operation requirements of the bucket are provided, so that a moving angle of the bucket is sensed in real time, an operator can operate the bucket conveniently, labor intensity of the operator can be reduced, and requirements on operation capability can be reduced.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (11)
1. A bucket sensor mounting structure, comprising:
the angle sensor comprises a sensor body, wherein the sensor body is of an arc-shaped structure, one side of the arc-shaped structure is an arc surface, and one side of the arc-shaped structure, which is far away from the arc surface, is provided with a plurality of first threaded holes;
the mounting shell comprises a mounting bottom plate and a surrounding plate arranged around the mounting bottom plate, mounting holes and first through holes in one-to-one correspondence with the first threaded holes are formed in the mounting bottom plate, and the aperture of each first through hole is larger than that of each first threaded hole;
the sensor body is arranged on the mounting base plate in a penetrating mode through the first through hole and the first threaded hole through threaded fasteners and is located in the surrounding space of the enclosing plate, and the cambered surface of the sensor body is made to be coaxial with the mounting hole;
the installation shell provided with the sensor body is suitable for being fixed on the side wall of the bucket rod.
2. The bucket sensor mounting structure of claim 1, wherein a space is left between the curved surface of the sensor body and the inner wall of the mounting hole.
3. The bucket sensor mounting structure of claim 1, wherein the shroud plate is provided with an open slot for passing a wire on a side away from the arc surface, a connecting wire of the sensor body is inserted into the open slot and extends out of the mounting housing, and a connecting terminal is provided at an end of the connecting wire.
4. The bucket sensor mounting structure of claim 1, wherein the angle sensor further comprises a magnet support matched with the sensor body, the magnet support is annular, the magnet support is suitable for being mounted at the end of the rocker, an annular boss is formed on the surface of the end of the rocker, the magnet support is fixed outside the annular boss, and the magnet support and the annular boss are coaxially arranged.
5. The bucket sensor mounting structure of claim 4 wherein the end of the rocker arm is located in the annular protrusion and has a through hole, the rocker arm is adapted to be connected to the sidewall of the bucket arm through a fixing pin passing through the through hole and through a mounting hole in the mounting housing, and the fixing pin is coaxial with the mounting hole.
6. A method of mounting a bucket sensor mounting structure in accordance with any one of claims 1 to 5, comprising the steps of:
the sensor body is pre-installed in the installation shell and positioned in a space surrounded by the enclosing plate;
the position of the cambered surface of the sensor body relative to the mounting hole of the mounting bottom plate is adjusted by using the angle sensor centering tool, so that the cambered surface of the sensor body is coaxial with the mounting hole of the mounting bottom plate;
screwing the threaded fastener to enable the sensor body and the mounting base plate to be relatively fixed, and removing the angle sensor centering tool;
sleeving a magnet support outside an annular bulge of a rocker, and adjusting the position of the magnet support by using a magnet support centering tool so that the magnet support is coaxial with the annular bulge;
fixedly connecting the magnet support with the end part of the rocker by using a fastener, and removing the magnet support centering tool;
pre-installing the installation shell on the side wall of the bucket rod;
adjusting the position of the mounting shell by using a pin shaft centering tool to enable the mounting hole of the mounting shell to be coaxial with the fixed pin shaft, and screwing a threaded fastener to enable the mounting shell to be relatively fixed with the side wall of the bucket rod;
and removing the pin shaft centering tool, and enabling a fixed pin shaft to penetrate through the mounting hole and be fixedly connected with a connecting hole in the side wall of the bucket rod.
7. The mounting method of the bucket sensor mounting structure of claim 6, wherein the angle sensor centering tool includes a ring, a step surface is formed on an outer surface of the ring, a small circular surface of the step surface is matched with an inner peripheral wall of the mounting hole, a large circular surface of the step surface is matched with the arc surface, the small circular surface is inserted into the mounting hole, the arc surface is adjusted to be attached to the large circular surface, so that the arc surface of the sensor body is ensured to be coaxial with the mounting hole, and the threaded fastener is tightened.
8. The installation method of the bucket sensor installation structure of claim 6, wherein the magnet holder centering tool comprises a circular end cover and an annular groove arranged on the surface of the circular end cover, the outer diameter of the circular end cover is matched with the inner diameter of the magnet holder, the annular groove is matched with the annular boss, the annular groove is clamped on the annular boss, the inner circumferential surface of the magnet holder is adjusted to be attached to the outer circumferential surface of the circular end cover so as to ensure that the magnet holder is coaxial with the annular boss, and the magnet holder is fixedly connected with the end part of the rocker through a fastener.
9. The mounting method of the bucket sensor mounting structure of claim 6, wherein the fixing pin and the mounting hole are coaxial through a pin centering tool, the mounting base plate is further provided with a plurality of second through holes, the side wall of the bucket rod is provided with second threaded holes corresponding to the second through holes one to one, the diameter of each second through hole is larger than that of each second threaded hole, and the mounting shell is suitable for being mounted on the side wall of the bucket rod through the second through holes and the second threaded holes through threaded fasteners.
10. The method of claim 9, wherein the pin centering fixture includes a sleeve and an annular flange provided at one end of the sleeve, an outer diameter of the sleeve matches an inner diameter of the mounting hole, an inner diameter of the sleeve matches an outer diameter of the fixed pin, the sleeve is sleeved on the fixed pin and inserted into the mounting hole, and the annular flange is attached to the surface of the mounting base plate to ensure that the fixed pin is coaxial with the mounting hole, and the threaded fastener is tightened.
11. A working machine provided with a bucket, a link hinged to the bucket, a swing lever hinged to the link, and a stick hinged to the swing lever, characterized by further being provided with a bucket sensor mounting structure according to any one of claims 1 to 5, the bucket sensor mounting structure being mounted at the hinge of the swing lever and the stick.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210558140.5A CN114775706B (en) | 2022-05-19 | 2022-05-19 | Bucket sensor mounting structure, bucket sensor mounting method, and work machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210558140.5A CN114775706B (en) | 2022-05-19 | 2022-05-19 | Bucket sensor mounting structure, bucket sensor mounting method, and work machine |
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| CN114775706A true CN114775706A (en) | 2022-07-22 |
| CN114775706B CN114775706B (en) | 2023-05-02 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180080191A1 (en) * | 2016-09-16 | 2018-03-22 | Cnh Industrial America Llc | Universal backhoe coupler |
| CN110565733A (en) * | 2019-09-18 | 2019-12-13 | 三一重机有限公司 | Excavator bucket angle measuring device and excavator |
| CN210465172U (en) * | 2019-07-12 | 2020-05-05 | 烟台润蚨祥油封有限公司 | Positioning tool for o-shaped ring hardness measurement |
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2022
- 2022-05-19 CN CN202210558140.5A patent/CN114775706B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180080191A1 (en) * | 2016-09-16 | 2018-03-22 | Cnh Industrial America Llc | Universal backhoe coupler |
| CN210465172U (en) * | 2019-07-12 | 2020-05-05 | 烟台润蚨祥油封有限公司 | Positioning tool for o-shaped ring hardness measurement |
| CN110565733A (en) * | 2019-09-18 | 2019-12-13 | 三一重机有限公司 | Excavator bucket angle measuring device and excavator |
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| CN114775706B (en) | 2023-05-02 |
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