CN114700292A - Testing machine for side brush assembly of sweeper and testing method thereof - Google Patents
Testing machine for side brush assembly of sweeper and testing method thereof Download PDFInfo
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- CN114700292A CN114700292A CN202210258439.9A CN202210258439A CN114700292A CN 114700292 A CN114700292 A CN 114700292A CN 202210258439 A CN202210258439 A CN 202210258439A CN 114700292 A CN114700292 A CN 114700292A
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- 238000012360 testing method Methods 0.000 title claims abstract description 63
- 230000000903 blocking effect Effects 0.000 claims abstract description 60
- 239000000523 sample Substances 0.000 claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims description 8
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- 230000005540 biological transmission Effects 0.000 description 8
- 239000003550 marker Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010998 test method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/344—Sorting according to other particular properties according to electric or electromagnetic properties
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Abstract
The invention provides a sweeper side brush assembly testing machine and a testing method thereof, the testing machine comprises a rack, a positioning device, a blocking device, a pressing device, a probe and a main control circuit board, wherein the positioning device is installed on the rack to position the sweeper side brush assembly, the blocking device is installed on the rack to block a brush disc of the sweeper side brush assembly on the positioning device, the pressing device is erected on the rack and located above the positioning device, the probe is installed at a lifting end of the pressing device to enable the probe to be tightly abutted against or far away from an electrode of a motor of the sweeper side brush assembly on the positioning device, the main control circuit board is electrically connected with the blocking device to control the blocking device to block or separate from the brush disc, and the main control circuit board is electrically connected with the probe to supply power to the motor so as to measure an idle load current value and a blocking current value. The testing machine and the testing method thereof can improve the testing efficiency and the testing accuracy.
Description
Technical Field
The invention relates to the technical field of sweeper detection, in particular to a sweeper side brush assembly testing machine and a testing method thereof.
Background
At present, the sweeper gradually becomes a more popular product in the market, and how to scientifically and rapidly detect the quality of the sweeper becomes a hotspot problem recognized in the industry. Referring to fig. 1, the edge brush assembly 100 of the sweeper comprises a housing 10, a motor 20, a gear transmission part and a brush disc 30, wherein the motor 20 and the gear transmission part are both mounted on the housing 10, the motor 20 is in transmission connection with the gear transmission part, the brush disc 30 is fixed on an output shaft of the gear transmission part, three convex parts are arranged on the peripheral surface of the brush disc 30 at intervals, bristles 40 are radially arranged on each convex part, and the motor 20 drives the brush disc 30 to rotate through the gear transmission part. At present, in the same industry, no-load current is required to be tested in the performance test of the sweeper side brush assembly, the performance of the product is judged by locked-rotor current, and the manual test is that the sweeper side brush assembly 100 is inserted into a fixed terminal, a manual starting switch is used for connecting a direct-current power supply to test, whether the display range of the direct-current power supply meets the standard no-load current of the product or not is confirmed by two eyes, then the brush hair 40 is grabbed by a hand to be locked and rotated, and whether the display data of the direct-current power supply meets the specification of the product or not is confirmed by the two eyes. Therefore, all judgment and test time depend on personnel judgment, the test method has low efficiency, uncertainty and large error, and the consistency of detection cannot be ensured.
Disclosure of Invention
In view of the above, the invention provides a sweeper side brush assembly testing machine and a testing method thereof, so as to improve the testing efficiency and the testing accuracy.
The technical scheme of the invention is as follows:
the invention provides a sweeper side brush assembly testing machine which comprises a rack, a positioning device, a rotation blocking device, a pressing device, a probe and a main control circuit board, wherein the positioning device is installed on the rack to position a sweeper side brush assembly, the rotation blocking device is installed on the rack to block a brush disc of the sweeper side brush assembly on the positioning device, the pressing device is erected on the rack and located above the positioning device, the probe is installed at a lifting end of the pressing device to enable the probe to be tightly abutted against or far away from an electrode of a motor of the sweeper side brush assembly on the positioning device, the main control circuit board is electrically connected with the rotation blocking device to control the rotation blocking device to block or separate from the brush disc, and the main control circuit board is electrically connected with the probe to supply power to the motor so as to measure a no-load current value and a locked-rotor current value.
Furthermore, the locked rotor device comprises a locked rotor block and a locked rotor driving piece, the locked rotor driving piece is installed on the rack, the driving end of the locked rotor driving piece is connected with the locked rotor block to drive the locked rotor block to be locked or separated from the brush disc, and the locked rotor block is locked between any two protruding parts of the brush disc.
Further, the stifled commentaries on classics driving piece is the cylinder, and on the body part of cylinder was fixed in the frame, the piston rod and the stifled commentaries on classics piece of cylinder were connected.
Furthermore, the locked rotor device further comprises a connecting rod, one end of the locked rotor block is hinged to the driving end of the locked rotor driving piece, the other end of the locked rotor block is used for locking the rotor brush disc, one end of the connecting rod is hinged to the main body of the locked rotor driving piece or the rack, and the other end of the connecting rod is hinged to the locked rotor block so that the connecting rod drives the locked rotor block to swing.
Furthermore, the pressing device comprises a push-pull clamp and a lifting plate, the push-pull clamp is erected on the rack, the lifting plate is horizontally fixed at the lifting end of the push-pull clamp, the probe is vertically arranged on the lifting plate, one end of the probe extends downwards to abut against an electrode of the motor, and the other end of the probe is connected with the main control circuit board through a wire.
Furthermore, plug-type clamp includes base, handle, lifter and articulated seat, and the base erects in the frame, and handle one end articulates in the base upper end, and the lifter wears to locate in the sliding sleeve of base lower extreme slidable, and the lifter upper end articulates on the handle and with the articulated department interval arrangement of handle one end through articulated seat, lifter lower extreme and lifter plate fixed connection.
Furthermore, the pressing device comprises a lifting guide mechanism, and the lifting guide mechanism is arranged between the lifting plate and the supporting surface of the rack so as to guide the lifting plate to lift.
Furthermore, closing device still including set up in marker on the lifter plate, the nib of marker point to the upper surface of motor to the upper surface that drives the nib of marker and touch the motor when supplying the lifter plate to descend makes the test mark.
Furthermore, the test device also comprises a display screen, and the display screen is connected with the main control circuit board to display the test result.
The invention also provides a test method, the sweeper side brush component test machine is used for testing, the pressing device drives the probe to descend to abut against the motor electrode on the positioning device so as to drive the brush disc to rotate, and the main control circuit board measures the no-load current value through the probe and compares the no-load current value with the standard no-load current threshold value to judge whether the no-load current value is qualified;
if the measured no-load current value exceeds the standard no-load current threshold value, the measured no-load current value is unqualified, and an unqualified sweeper side brush assembly is taken out;
if the measured no-load current value does not exceed the standard no-load current threshold value, the motor is qualified, then the main control circuit board controls the locked rotor device to lock the rotor of the brush disc, the main control circuit board measures the locked rotor current value through a probe and compares the locked rotor current value with the standard locked rotor current threshold value to judge whether the locked rotor current value is qualified or not.
The invention has the beneficial effects that:
the side brush component testing machine of the sweeper provided by the invention is characterized in that the side brush component of the sweeper is placed on the positioning device for positioning, the power supply of the main control circuit board is connected, the pressing device drives the probe to descend, so that the probe is abutted against an electrode of a motor of a side brush assembly of the sweeper on the positioning device to realize power supply, the motor drives the brush disc to rotate after being electrified, the main control circuit board measures the no-load current value through the probe, and comparing with standard no-load current threshold to judge whether it is qualified, if the measured no-load current value does not exceed the standard no-load current threshold, the main control circuit board controls the blocking device to block the brush disc, the main control circuit board measures the blocking current value through the probe, and comparing the detected locked rotor current value with a standard locked rotor current threshold value to judge whether the detected locked rotor current value is qualified, and if the detected locked rotor current value does not exceed the standard locked rotor current threshold value, judging that the side brush assembly of the sweeper is qualified. The pressing device drives the probe to rise, so that the motor is powered off, and the qualified sweeper side brush assembly is taken out. If the measured no-load current value exceeds the standard no-load current threshold value, the road sweeper is unqualified, the locked rotor current value test is not needed, the probe is driven to ascend through the pressing device, the motor is powered off, and the unqualified road sweeper side brush assembly is taken out. Therefore, the automatic operation of the test process can be realized, and the test efficiency and the test accuracy are improved.
Preferred embodiments of the present invention and their advantageous effects will be described in further detail with reference to specific embodiments.
Drawings
The accompanying drawings, which 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 without limiting the invention. In the drawings, there is shown in the drawings,
FIG. 1 is a three-dimensional structure view of the side brush assembly of the sweeper of the present invention;
FIG. 2 is a three-dimensional structure diagram of a side brush component testing machine of the sweeper of the invention;
FIG. 3 is a front view of FIG. 2;
fig. 4 is a right side view of the sweeper side brush assembly testing machine in an un-locked state;
fig. 5 is a right side view of the testing machine of the side brush assembly of the sweeper in a locked-rotor state.
The reference numbers indicate: the sweeper side brush assembly 100, the shell 10, the motor 20, the brush disc 30, the brush bristles 40, the frame 1, the positioning device 2, the rotation blocking device 3, the pressing device 4, the probe 5, the rotation blocking block 31, the rotation blocking driving part 32, the connecting rod 33, the support 34, the push-pull type clamp 41, the lifting plate 42, the base 411, the handle 412, the lifting rod 413, the hinged base 414, the lifting guide mechanism 43, the guide shaft 431, the linear bearing 432, the fixed base 433, the marker 44 and the display screen 6.
Detailed Description
The following describes in detail embodiments of the present invention with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Referring to fig. 1 to 5, the invention provides a testing machine for an edge brush assembly of a sweeper, which is used for testing the edge brush assembly 100 of the sweeper, wherein the edge brush assembly 100 of the sweeper comprises a housing 10, a motor 20, a gear transmission part and a brush disc 30. The sweeper side brush assembly testing machine comprises a rack 1, a positioning device 2, a locked rotor device 3, a pressing device 4, a probe 5 and a main control circuit board, wherein the positioning device 2 is installed on the rack 1, and preferably, a positioning cavity matched with the appearance of the sweeper side brush assembly 100 is formed in the positioning device 2 so that the sweeper side brush assembly 100 can be placed and positioned. In addition, the positioning device 2 can also adopt a movable clamping mechanism to clamp and position the sweeper side brush assembly 100. The locked rotor device 3 is installed on the rack 1 to lock the brush disc 30 of the sweeper side brush assembly on the positioning device 2, the pressing device 4 is erected on the rack 1 and located above the positioning device 2, the probe 5 is installed at the lifting end of the pressing device 4 to drive the probe 5 to abut against or be away from the electrode of the motor 20 of the sweeper side brush assembly on the positioning device 2, the main control circuit board is electrically connected with the locked rotor device 3 to control the locked rotor device 3 to lock or separate from the brush disc 30, and the main control circuit board is electrically connected with the probe 5 to supply power to the motor 20 to measure an idle current value and a locked rotor current value and compare the corresponding standard idle current threshold value with the standard locked rotor current threshold value to obtain a test result.
The invention provides a testing machine for an edge brush component of a sweeper, which is characterized in that the edge brush component 100 of the sweeper is placed on a positioning device 2 for positioning, the probe 5 is driven to descend by the pressing device 4, so that the probe 5 is tightly abutted against an electrode of a motor 20 of a sweeper side brush assembly on the positioning device 2 to realize power supply, the motor 20 drives a brush disc 30 to rotate after being electrified, the main control circuit board measures the no-load current value through the probe 5, and comparing with standard no-load current threshold to judge whether it is qualified, if the measured no-load current value does not exceed the standard no-load current threshold, the main control circuit board controls the blocking device 3 to block the brush disc 30, the main control circuit board measures the blocking current value through the probe 5, and comparing the detected locked rotor current value with a standard locked rotor current threshold value to judge whether the detected locked rotor current value is qualified, and if the detected locked rotor current value does not exceed the standard locked rotor current threshold value, judging that the side brush assembly of the sweeper is qualified. The probe 5 is driven by the pressing device 4 to ascend, so that the motor 20 is powered off, and the qualified sweeper side brush assembly is taken out. If the measured no-load current value exceeds the standard no-load current threshold value, the road sweeper is unqualified, the locked-rotor current value test is not needed, the probe 5 is driven by the pressing device 4 to ascend, so that the motor 20 is powered off, and the unqualified road sweeper side brush assembly is taken out. Therefore, the automatic operation of the test process can be realized, and the test efficiency and the test accuracy are improved.
It should be noted that the main control circuit board is an existing electronic component installed in the sweeper, and an automatic test process is implemented by programming of a single chip on the main control circuit board.
In this embodiment, the locking device 3 includes a locking block 31 and a locking driving member 32, the locking driving member 32 is installed on the frame 1, a driving end of the locking driving member 32 is connected to the locking block 31 to drive the locking block 31 to lock or separate from the brush disc 30, and the locking block 31 is locked between any two protrusions of the brush disc 30. The locked rotor driving member 32 is preferably a cylinder, a body portion of the cylinder is fixed to the frame 1, and a piston rod of the cylinder is connected to the locked rotor block 31. The blocking and rotating block 31 is pushed to act through the air cylinder, the action is quick, and the blocking and rotating or separating state can be switched conveniently and quickly. Further, the locked-rotor driving member 32 may be a hydraulic cylinder or an electric cylinder. Preferably, in order to better realize the rotation blocking of the brush disc 30, the rotation blocking device 3 further comprises a connecting rod 33, one end of the rotation blocking block 31 is hinged to the driving end of the rotation blocking driving member 32, the other end of the rotation blocking block 31 is used for blocking the rotation of the brush disc 30, one end of the connecting rod 33 is hinged to the main body of the rotation blocking driving member 32 or the rack 1, the other end of the connecting rod 33 is hinged to a position between two ends of the rotation blocking block 31, and the rotation blocking block 31 is driven by the rotation blocking driving member 32 to rotate around the hinged position of the connecting rod 33 to swing up and down, so that the rotation blocking block 31 swings up to block the rotation brush disc 30, or swings down to separate from the brush disc 30. Therefore, the damage of the gear transmission part of the side brush assembly of the sweeper caused by the blocking and sudden stop of the blocking and rotating block 31 during the operation of the brush disc 30 can be reduced, and the linkage time can be saved. In addition, because the periphery of the brush disc 30 is provided with three clusters of bristles 40 which radially extend for a certain length, the rotation blocking block 31 can avoid the damage of the rotation blocking block 31 to the bristles by adopting a rotary swing type rotation blocking mode. In addition, when the locked rotor driving element 32 adopts the air cylinder, when the locked rotor block 31 locks the rotating brush disk 30, the torsion of the brush disk 30 is transmitted to the connecting rod 33 through the locked rotor block 31, the impact on the piston rod of the air cylinder can be reduced, and the service life of the air cylinder is prolonged. Preferably, two connecting rods 33 are provided, and the two connecting rods 33 are respectively hinged on two sides of the rotation blocking block 31. This improves the stability of the link 33 and the rotation block 31 during movement. In order to facilitate the articulation of the connecting rod 33 with the body of the locked-rotor drive 32, the locked-rotor device 3 comprises a seat 34 mounted on the body of the locked-rotor drive 32, the connecting rod 33 being articulated on the seat 34.
In this embodiment, the pressing device 4 includes a push-pull clamp 41 and a lifting plate 42, the push-pull clamp 41 is erected on the rack 1, the lifting plate 42 is horizontally fixed at the lifting end of the push-pull clamp 41, the probe 5 is erected on the lifting plate 42, one end of the probe 5 extends downward to abut against the electrode of the motor 20, and the other end of the probe is connected to the main control circuit board through a wire.
The push-pull type clamp 41 comprises a base 411, a handle 412, a lifting rod 413 and a hinge seat 414, wherein the base 411 is erected on the rack 1, one end of the handle 412 is hinged to the upper end of the base 411, the lifting rod 413 slidably penetrates through a sliding sleeve at the lower end of the base 411, the upper end of the lifting rod 413 is hinged to the handle 412 through the hinge seat 414 and is arranged at intervals with a hinge part at one end of the handle 412, the lower end of the lifting rod 413 is a lifting end of the push-pull type clamp 41, and the lifting plate 42 is fixed at the lower end of the lifting rod 413. By pulling the handle 412 to drive the hinge seat 414 and the lifting rod 413, the handle 412, the hinge seat 414 and the lifting rod 413 can be clamped when the hinge shafts are located on the same straight line. Therefore, the probe 5 is driven to lift through the lifting plate 42, and the probe 5 is abutted to the electrode of the motor 20 or the probe 5 is lifted to be stopped above the motor 20.
In order to further improve the precision of the lifting and lowering movement of the lifting and lowering plate 42, a lifting and lowering guide mechanism 43 is provided between the lifting and lowering plate 42 and the support surface of the frame 1 to guide the lifting and lowering plate 42 to move up and down. Therefore, the lifting plate 42 can move horizontally and accurately descend, and the probe 5 is ensured to be accurately abutted to the electrode of the motor 20. Preferably, the lifting guide mechanism 43 includes two guide shafts 431, a linear bearing 432 and a fixing seat 433, the two guide shafts 431 are arranged in parallel and vertically on the frame 1, the bottom ends of the two guide shafts 431 are fixed on the frame 1, and the top ends of the two guide shafts 431 are erected on the frame 1 through the fixing seat 433. The two linear bearings 432 are fixed on the lifting plate 42 and respectively sleeved on the two guide shafts 431. Thus, the structure is simple, the installation is convenient, and the movement precision of the lifting plate 42 can be improved.
In order to distinguish the tested edge brush assembly of the sweeper, the marker 44 is mounted on the lifting plate 42, and the tip of the marker 44 points to the upper surface of the motor 20, so that the tip of the marker 44 is driven to contact the upper surface of the motor 20 to make a tested mark when the lifting plate 42 is lowered.
In order to conveniently and rapidly identify whether the edge brush assembly of the sweeper is qualified or not, the rack 1 is provided with a display screen 6 connected with a main control circuit board for displaying a test result.
Two probes 5 are provided so as to be in contact with two electrodes of the motor 20.
In order to facilitate the simultaneous detection of the side brush assemblies of the multiple floor sweeping machines, a plurality of positioning devices 2, a plurality of blocking devices 3 and a plurality of pressing devices 4 are arranged on the rack 1 at intervals, so that the testing efficiency can be further improved.
In this embodiment, the frame 1 includes the support table and sets up the riser on the support table, and closing device 4 sets up on the riser.
The invention also provides a testing method of the testing machine applying the side brush component of the sweeper, the side brush component of the sweeper is placed on the positioning device 2 for positioning, the pressing device 4 drives the probe 5 to descend, so that the probe 5 is tightly pressed against the electrode of the motor 20 of the side brush component of the sweeper on the positioning device 2 to realize power supply, the motor 20 drives the brush disc 30 to rotate after being electrified, the main control circuit board measures the no-load current value through the probe 5 and compares the no-load current value with the standard no-load current threshold value to judge whether the no-load current value is qualified, if the measured no-load current value does not exceed the standard no-load current threshold value, the main control circuit board controls the locked rotor device 3 to lock the brush disc 30, the main control circuit board measures the locked rotor current value through the probe 5 and compares the locked rotor current threshold value with the standard locked rotor current threshold value to judge whether the locked rotor is qualified, if the measured locked rotor current value does not exceed the standard locked rotor current threshold value, the locked rotor is qualified, the edge brush component of the sweeper is qualified. The probe 5 is driven to ascend through the pressing device 4, so that the motor 20 is powered off, and a qualified sweeper side brush assembly is taken out. If the measured no-load current value exceeds the standard no-load current threshold value, the road sweeper is unqualified, the locked-rotor current value test is not needed, the probe 5 is driven by the pressing device 4 to ascend, so that the motor 20 is powered off, and the unqualified road sweeper side brush assembly is taken out. The method is adopted for programming, and the program is stored on the singlechip of the main control circuit board to realize automatic test.
The embodiments in the present description are all described in a progressive manner, and some of the embodiments are mainly described as different from other embodiments, and the same and similar parts among the embodiments can be referred to each other.
In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying importance; the words "bottom" and "top", "inner" and "outer" refer to directions toward and away from, respectively, a particular component geometry.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the communication may be direct, indirect via an intermediate medium, or internal to both elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A sweeper side brush assembly testing machine is characterized by comprising a rack (1), a positioning device (2), a blocking device (3), a pressing device (4), a probe (5) and a main control circuit board, wherein the positioning device (2) is installed on the rack (1) to position the sweeper side brush assembly, the blocking device (3) is installed on the rack (1) to block rotation of a brush disc (30) of the sweeper side brush assembly on the positioning device (2), the pressing device (4) is erected on the rack (1) and located above the positioning device (2), the probe (5) is installed at a lifting end of the pressing device (4) to enable the probe (5) to be tightly abutted against or far away from an electrode of a motor (20) of the sweeper side brush assembly on the positioning device (2), the main control circuit board is electrically connected with the blocking device (3) to control the blocking device (3) to block rotation or separate from the brush disc (30), the main control circuit board is electrically connected with the probe (5) to supply power to the motor (20) so as to measure a no-load current value and a locked rotor current value.
2. The testing machine for the edge brush assembly of the sweeper according to claim 1, wherein the rotation blocking device (3) comprises a rotation blocking block (31) and a rotation blocking driving part (32), the rotation blocking driving part (32) is installed on the rack (1), a driving end of the rotation blocking driving part (32) is connected with the rotation blocking block (31) to drive the rotation blocking block (31) to block rotation or separate from the brush disc (30), and the rotation blocking block (31) blocks rotation between any two protruding parts of the brush disc (30).
3. The testing machine for the edge brush component of the sweeper according to claim 2, characterized in that the locked-rotor driving member (32) is a cylinder, a body part of the cylinder is fixed on the frame (1), and a piston rod of the cylinder is connected with the locked-rotor block (31).
4. The testing machine for the side brush assembly of the sweeper according to claim 2, characterized in that the rotation blocking device (3) further comprises a connecting rod (33), one end of the rotation blocking block (31) is hinged to the driving end of the rotation blocking driving member (32), the other end of the rotation blocking block (31) is used for blocking the rotation brush disc (30), one end of the connecting rod (33) is hinged to the main body of the rotation blocking driving member (32) or the frame (1), and the other end of the connecting rod (33) is hinged to the rotation blocking block (31) so that the connecting rod (33) drives the rotation blocking block (31) to swing.
5. The sweeper side brush assembly testing machine according to any one of claims 1 to 4, wherein the pressing device (4) comprises a push-pull clamp (41) and a lifting plate (42), the push-pull clamp (41) is erected on the rack (1), the lifting plate (42) is horizontally fixed at a lifting end of the push-pull clamp (41), the probe (5) is vertically arranged on the lifting plate (42), one end of the probe (5) extends downwards to abut against an electrode of the motor (20), and the other end of the probe is connected with the main control circuit board through a lead.
6. The testing machine for the side brush assembly of the sweeper according to claim 5, wherein the push-pull type clamp (41) comprises a base (411), a handle (412), a lifting rod (413) and a hinge base (414), the base (411) is erected on the rack (1), one end of the handle (412) is hinged to the upper end of the base (411), the lifting rod (413) is slidably arranged in a sliding sleeve at the lower end of the base (411) in a penetrating manner, the upper end of the lifting rod (413) is hinged to the handle (412) through the hinge base (414) and is arranged at intervals with a hinge position at one end of the handle (412), and the lower end of the lifting rod (413) is fixedly connected with the lifting plate (42).
7. The testing machine for the edge brush assembly of the sweeper according to claim 5, wherein the pressing device comprises a lifting guide mechanism, and the lifting guide mechanism is arranged between the lifting plate (42) and the supporting surface of the frame (1) to guide the lifting plate (42) to lift.
8. The testing machine for the edge brush component of the sweeper according to claim 5, wherein the pressing device further comprises a marking pen (44) arranged on the lifting plate (42), and a nib of the marking pen (44) points to the upper surface of the motor (20), so that when the lifting plate (42) descends, the nib of the marking pen (44) is driven to contact the upper surface of the motor (20) to make a tested mark.
9. The testing machine for the side brush component of the sweeper according to any one of claims 1 to 4, characterized by further comprising a display screen (6), wherein the display screen (6) is connected with the main control circuit board for displaying a test result.
10. A testing method, characterized in that, the sweeper side brush assembly testing machine according to any one of claims 1-9 is used for testing, the pressing device (4) drives the probe (5) to descend to tightly abut against the electrode of the motor (20) on the positioning device (2) so as to drive the brush disc (30) to rotate, and the main control circuit board measures the no-load current value through the probe (5) and compares the no-load current value with a standard no-load current threshold value;
if the measured no-load current value exceeds the standard no-load current threshold value, the measured no-load current value is unqualified, and an unqualified sweeper side brush assembly is taken out;
if the measured no-load current value does not exceed the standard no-load current threshold value, the motor is qualified, then the main control circuit board controls the blocking device (3) to block the brush disc (30), and the main control circuit board measures the blocking current value through the probe (5) and compares the blocking current value with the standard blocking current threshold value to judge whether the motor is qualified or not.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210258439.9A CN114700292A (en) | 2022-03-16 | 2022-03-16 | Testing machine for side brush assembly of sweeper and testing method thereof |
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| CN202210258439.9A CN114700292A (en) | 2022-03-16 | 2022-03-16 | Testing machine for side brush assembly of sweeper and testing method thereof |
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| CN114700292A true CN114700292A (en) | 2022-07-05 |
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Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
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