CN210037646U - Detection equipment - Google Patents
Detection equipment Download PDFInfo
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- CN210037646U CN210037646U CN201920847376.4U CN201920847376U CN210037646U CN 210037646 U CN210037646 U CN 210037646U CN 201920847376 U CN201920847376 U CN 201920847376U CN 210037646 U CN210037646 U CN 210037646U
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Abstract
The utility model provides a detection device, which comprises a detection mechanism, a detection sliding table and a positioning jig, wherein the detection mechanism is used for detecting a workpiece; the detection sliding table can slide relative to the detection mechanism and is provided with a material taking position and a detection position; the positioning jig is arranged on the detection sliding table and used for positioning the workpiece, and a foolproof matching structure is arranged between the positioning jig and the workpiece. Through setting up detection mechanism to the machine has replaced artifical naked eye to detect, has promoted detection accuracy and detection efficiency, has reduced manual work intensity. The detection sliding table is adopted to enable the detection mechanism to have a material taking and placing position and a detection position, so that the detection mechanism is prevented from interfering with the taking and placing of workpieces, and the taking and placing operation is facilitated. Set up positioning jig on detecting the slip table simultaneously and prevent slow-witted location to the work piece for the work piece has the correct location all the time when placing on detecting the slip table, has avoided the product testing result that causes because of the location is improper inaccurate, can't carry out the problem emergence of effective detection even.
Description
Technical Field
The utility model relates to a measure technical field, especially relate to a check out test set.
Background
After the workpiece is produced, whether the performance, structure or assembly of the workpiece is qualified or not needs to be detected so as to ensure the qualified rate of the finished workpiece.
In the prior art, whether the product is qualified or not is usually detected through naked eyes by manual work, the subjective influence of workers is large, and meanwhile, the qualification needs to be judged through naked eye comparison when the product is detected, or the qualification is judged through manual measurement, so that the detection efficiency is low. Particularly, the labor intensity of workers is high, and eyes are easy to be tired, so that problems such as missing detection, erroneous judgment and the like are easily caused, the production progress is influenced, and the production cost is increased.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a detection device to solve at least one problem that detection efficiency that exists among the prior art is low, the precision is low, the human cost is high.
Therefore, the purpose of the utility model is realized by the following technical scheme:
a detection device comprises a detection mechanism, a detection sliding table and a positioning jig;
the detection mechanism is used for detecting the workpiece;
the detection sliding table can slide relative to the detection mechanism and is provided with a material taking position and a detection position;
the positioning jig is arranged on the detection sliding table and used for positioning the workpiece, and a fool-proof matching structure is arranged between the positioning jig and the workpiece.
As a further optional scheme of the detection apparatus, the detection sliding table includes a detection table, a sliding rail and a linear driving element, the detection table is slidably held on the sliding rail, and the linear driving element can drive the detection table to make a reciprocating linear motion along the sliding rail;
the positioning jig is arranged on the detection table.
As a further optional solution of the detection apparatus, the detection mechanism is a spectrum detection mechanism, the workpiece has a light guide portion, and the detection mechanism is configured to detect a luminous intensity of the light guide portion.
As a further optional scheme of the detection apparatus, a light emitting element is disposed on the detection sliding table, and when the workpiece is placed on the positioning fixture, light of the light emitting element is emitted from the light guide portion.
As a further optional scheme of the detection device, the positioning jig is provided with a positioning groove matched with the workpiece, and the workpiece is provided with a fool-proof structure;
the positioning groove is provided with a light transmitting groove, and light of the luminous component is emitted to the light guide part through the light transmitting groove.
As a further alternative of the detection device, the detection device has a light shield, and the detection site is disposed in the light shield.
As a further optional scheme of the detection apparatus, the detection mechanism is a laser detection mechanism, a screw is arranged on the workpiece, and the laser detection mechanism is used for detecting whether the screw on the workpiece exists or not and the installation height of the screw.
As a further optional scheme of the detection device, the workpiece is provided with a positioning through groove, the positioning through groove is an asymmetric through groove, and the positioning jig is provided with a boss matched with the positioning through groove.
As a further optional scheme of the detection apparatus, be equipped with the multirow on the work piece the screw, detection mechanism has detection driving piece and test probe, it is reciprocal linear motion to detect the slip table in the first direction, detect the driving piece drive test probe is reciprocal linear motion in the second direction, the first direction with the second direction is perpendicular.
As a further optional scheme of the detection device, the detection device further comprises a controller and a prompt piece, the controller is electrically connected to the detection mechanism and the prompt piece respectively, and the prompt piece is used for displaying the qualified status detected by the detection mechanism.
The utility model discloses a check out test set has following beneficial effect at least:
through setting up detection mechanism to the machine has replaced artifical naked eye to detect, has promoted detection accuracy and detection efficiency, has reduced manual work intensity. The detection sliding table is adopted to enable the detection mechanism to have a material taking and placing position and a detection position, so that the detection mechanism is prevented from interfering with the taking and placing of workpieces, and the taking and placing operation is facilitated. Set up positioning jig on detecting the slip table simultaneously and prevent slow-witted location to the work piece for the work piece has the correct location all the time when placing on detecting the slip table, has avoided the product testing result that causes because of the location is improper inaccurate, can't carry out the problem emergence of effective detection even.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a detection device provided in embodiment 1 of the present invention, wherein a workpiece is mounted on the detection device;
fig. 2 shows a schematic diagram of an internal structure of the detection apparatus provided in embodiment 1 of the present invention;
FIG. 3 is a schematic view of a portion of the enlarged structure at A in FIG. 1;
fig. 4 shows a schematic structural diagram of the detection apparatus provided in embodiment 1 of the present invention without a detection table and a workpiece;
fig. 5 is a schematic structural diagram of a detection apparatus provided in embodiment 2 of the present invention, in which a workpiece is mounted;
fig. 6 shows a partially enlarged structural diagram at B in fig. 5.
Description of the main element symbols:
100-a detection device; 110-a detection mechanism; 111-detecting the driving member; 112-a detection probe; 120-detecting the sliding table; 121-detection table; 122-a slide rail; 123-linear drive; 124-a slide seat; 130-a positioning jig; 131-a positioning groove; 132-a light transmissive slot; 133-a boss; 140-L-shaped plates; 150-a light emitting member; 160-a light shield; 170-a reminder; 180-touch screen; 190-machine.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Example 1
As shown in fig. 1, the present embodiment provides a detection apparatus 100, which only needs to manually take and place materials to complete automatic detection of a workpiece, and its detection conclusion is not affected by human subjective factors, so that the detection precision and detection efficiency are both improved, and the working strength of workers is also reduced.
Referring to fig. 2 and fig. 3, the detecting apparatus 100 includes a detecting mechanism 110, a detecting slide 120, and a positioning fixture 130. The inspection mechanism 110 is used to inspect a workpiece. The detection sliding table 120 can slide relative to the detection mechanism 110, and has a material taking position and a detection position. The positioning fixture 130 is disposed on the detecting sliding table 120 for positioning the workpiece, and a foolproof matching structure is provided between the positioning fixture 130 and the workpiece.
By providing the detection mechanism 110, manual visual detection is replaced by a machine. The detection sliding table 120 is adopted to enable the detection mechanism 110 to have a material taking and placing position and a detection position, so that interference of the detection mechanism 110 on workpiece taking and placing is avoided, and the material taking and placing operation is facilitated. Meanwhile, the positioning jig 130 is arranged on the detection sliding table 120 to perform fool-proof positioning on the workpiece, so that the workpiece is always positioned correctly when being placed on the detection sliding table 120, and the problem that the product detection result is inaccurate or even the effective detection cannot be performed due to improper positioning is avoided.
In this embodiment, the detection sliding table 120 includes a detection table 121, a sliding rail 122 and a linear driving element 123, the detection table 121 is slidably held on the sliding rail 122, and the linear driving element 123 can drive the detection table 121 to reciprocate along the sliding rail 122. The positioning fixture 130 is disposed on the inspection table 121. The detection sliding table 120 is equivalent to a sliding block arranged on the sliding rail 122, and the sliding rail 122 is used for guiding the movement of the detection sliding table 120, so that the detection sliding table 120 has a stable linear motion track.
The linear driving unit 123 is a driving mechanism for detecting the movement of the sliding table 120, and may be, but is not limited to, a linear motor, a motor gear rack, a motor lead screw, a linear cylinder, and the like. The motor used for the linear driving element 123 may be a servo motor, so that the movement stroke thereof can be precisely controlled. The linear driving member 123 has a driving portion and an executing portion, the executing portion can reciprocate linearly along the slide rail 122 relative to the driving portion, the driving portion is fixed relative to the slide rail 122, and the executing portion is connected to the detecting table 121, so as to drive the detecting table 121 to reciprocate linearly on the slide rail 122.
When the linear driving element 123 drives the detection table 121 to perform reciprocating linear motion, the detection table has at least two positions, namely a material taking and placing position and a detection position, a workpiece is taken and placed at the material taking and placing position, and the workpiece is detected at the detection position. In this embodiment, the limit positions of the linear driving member 123 at the two ends of the reciprocating linear motion are used as the material taking and placing position and the detection position.
In this embodiment, the detecting slide table 120 includes two slide rails 122 arranged in parallel, the slide rail 122 has an i-shaped cross section, the detecting table 121 is slidably connected to the slide rail 122 through a slide seat 124, and the linear driving element 123 is a linear motor. The linear motor is disposed under the slide rail 122 and connected to the slide carriage 124 through the L-shaped plate 140.
In this embodiment, the detecting mechanism 110 is a spectrum detecting mechanism 110, the workpiece has a light guide portion, and the detecting mechanism 110 is used for detecting the luminous intensity of the light guide portion. The light guide part is a light-transmitting structure arranged on the workpiece and used for transmitting light. The spectrum detection mechanism 110 may be a spectrometer, which can detect various defective conditions such as a fog surface, a black spot, impurities, etc. of the light guide portion, and the spectrum detection mechanism 110 may also be a light sensor, which can determine whether the light guide portion is qualified or not by detecting the intensity of the transmitted light on the light guide portion.
As shown in fig. 4, a light emitting element 150 is further disposed on the detecting slide table, and when the workpiece is placed on the positioning fixture 130, light of the light emitting element 150 is emitted from the light guiding portion. The luminous member 150 may be an illumination lamp to provide a light source for the light guide part so that the light guide part can emit a certain light. The qualification rate of the light guide part is determined according to the light intensity provided by the luminous member 150 and the light guide requirement of the light guide part, and the light emission of the luminous member 150 can be set to be the same as the light source of the product to which the workpiece is applied, so that the luminous intensity requirement of the light guide part can be directly set to be the luminous intensity of the light guide part on the product.
The positioning fixture 130 has a positioning groove 131 matched with the workpiece, and the workpiece has a fool-proof structure. The positioning groove 131 is provided with a light-transmitting groove 132, and the light of the luminous member 150 is emitted to the light guide portion through the light-transmitting groove 132. The fool-proof structure of the workpiece makes the structure of the workpiece relative to at least one center line be an asymmetric structure, so that the placement of the workpiece on the positioning groove 131 can be distinguished. Further, when the workpiece is placed in the positioning groove 131, the light guide portion can be opposite to the light-transmitting groove 132, the workpiece has a correct position, and the light guide portion on the workpiece can be accurately detected by the detection mechanism 110 when the workpiece is at the detection position.
Above-mentioned, positioning jig 130 adopts the mode of constant head tank 131 to fix a position the work piece, need not to carry out the clamping to the work piece, the unloading of the work piece of being convenient for. Especially for the workpiece with the large-area light guide part, the light guide part on the workpiece is prevented from being shielded while the workpiece is not clamped.
In this embodiment, the inspection apparatus 100 has a light shield 160, and the inspection site is disposed in the light shield 160. In order to avoid the influence of the external light on the light intensity of the light guide part on the workpiece, the light intensity detection position of the light guide part should be arranged at a position with relatively weak light, so that the light shield 160 is arranged to shield the detection mechanism 110 therein, and the influence of the external light on the accuracy of the light intensity detection of the light guide part is avoided or reduced.
The detection mechanism 110 is disposed in the light shield 160, the detection position is also disposed in the light shield 160, and the pick-and-place position is disposed outside the light shield 160. Therefore, the material taking and placing operation of the workpiece by the worker can be performed outside the light shield 160, the operation space is large, the brightness of the environment outside the light shield 160 is high, and the worker can conveniently and accurately set the workpiece on the positioning jig 130.
In this embodiment, the detection apparatus 100 further includes a controller and a prompt 170, the controller is electrically connected to the detection mechanism 110 and the prompt 170, and the prompt 170 is configured to display a qualified status detected by the detection mechanism 110. The prompt 170 may be an audible, light or audible and visual prompt. The prompting part 170 may be an indicator light, and when the workpiece detected by the detecting mechanism 110 is qualified and unqualified, the indicator light has an indication color or different on-off conditions, such as green when qualified, red when unqualified, or not on when qualified, or on when unqualified, or through flashing to prompt when inappropriate. The prompt 170 may also be a speaker/audio speaker to provide voice broadcast for both qualified and unqualified workpieces, or only when unqualified. The prompting device 170 can also provide a sound and light dual-sense prompt.
The light shield 160 is provided with a touch screen 180 electrically connected to the controller, and the touch screen 180 has dual effects of input and output. The detection parameters can be set and adjusted through the touch screen 180, such as setting a qualified light intensity threshold, setting a light emitting parameter of the light emitting member 150, setting a detection time of the detection mechanism 110, and the like. The touch screen 180 can also display the working condition of the detection equipment 100, detect parameters and the qualified condition of a detected workpiece, and better human-computer interaction can be formed between a worker and the detection equipment 100 through the touch screen 180.
When the detection device 100 is adopted to detect a workpiece with a light guide part:
1. the phenomenon of unqualified products flowing out is avoided;
2. the reworking lean waste is reduced by 10 percent;
3. the fatigue strength of eyes of staff is reduced;
4. increasing delivery achievement rate (from uncertain to certain);
5. the device can be widely applied to detection of various light guide performances with light guide components;
6. the detection time of a single workpiece is 8s, and the production efficiency is improved.
The detection time of a single workpiece is 8s, and the shift yield is as follows: (3600/8) × 10 ═ 4500 pieces/shift/person, if 1 piece leaks to the post process or customer, then all rework or inventory is required. According to the requirement of 2 persons for rework, 10 percent of rework and 2 ten thousand calculation of the order in each month, the rework cost is saved annually: 20000/4500 × 10 × 2 × 5000 × 12 ═ RMB 53K/year.
Example 2
Referring to fig. 5 and fig. 6, the difference between the present embodiment and embodiment 1 is that in the present embodiment, the detection mechanism 110 is a laser detection mechanism 110, a screw is disposed on a workpiece, and the laser detection mechanism 110 is used for detecting whether the screw on the workpiece is installed or not and the installation height of the screw, so that the detection apparatus 100 of the present embodiment is used for detecting whether the screw on the workpiece is installed successfully or not, and whether the screw is installed incorrectly, too high or too low.
Whether the screw at the set position on the workpiece is up to the standard or not and whether the height of the mounting position reaches the standard or not are detected by laser scanning, and parameters in the controller are adjusted and set through the touch screen 180 or the data interface, so that the detection mechanism 110 has an accurate and correct judgment effect.
The workpiece is provided with a positioning through groove which is an asymmetric through groove, and the positioning jig 130 is a boss 133 matched with the positioning through groove. In this embodiment, the positioning through groove is a rectangular through groove, and the corner of the rectangular through groove has a notch, so that the positioning through groove becomes an asymmetric through groove. The boss 133 on the positioning jig 130 is matched with the cross section of the positioning through groove, so that the workpiece always has a correct positioning position on the positioning jig 130, and the positioning height of the workpiece is ensured to be consistent.
The positioning jig 130 does not need to clamp the workpiece, the position of the workpiece on the positioning jig 130 can be fixed through the embedded cooperation between the positioning through groove and the boss 133, the structure is simple, and the operation is convenient.
The workpiece is a frame-shaped component, and two sides of the positioning through groove of the workpiece are respectively provided with a row of screws. The detecting mechanism 110 has a detecting driving member 111 and a detecting probe 112, the detecting slide table 120 performs a reciprocating linear motion in a first direction, the detecting driving member 111 drives the detecting probe 112 to perform a reciprocating linear motion in a second direction, and the first direction is perpendicular to the second direction.
When the detection sliding table 120 slides from the material taking and placing position to the detection position, the detection probe 112 is aligned with the first row of screws in a straight line, so that when the detection sliding table 120 moves, the detection probe 112 can detect the first row of screws. Then, the detecting driving member 111 drives the detecting probe 112 to move to be aligned with the second row of screws, so that the detecting probe 112 can detect the second row of screws when the detecting slide table 120 moves from the detecting position to the pick-and-place position.
It should be noted that the workpiece may also be provided with three, four or even more rows of screws, that is, the workpiece has multiple rows of screws, and multiple shots of screws on the workpiece are detected through the reciprocating motion of the detection slide table 120 and the continuous motion of the detection probe 112.
It is understood that the screws may be arranged in a row along the first direction, or in a row along the second direction, when the screws are arranged in a row along the second direction, the detection driving member 111 drives the detection probe 112 to make a reciprocating linear motion, and the detection slide 120 makes a continuous linear motion.
In this embodiment, the detecting apparatus 100 includes a machine table 190, the linear driving element 123 of the sliding table 120 is selected as a linear motor module, the sliding rail 122 is formed on the linear motor module, the linear motor module is disposed on the machine table 190, the detecting table 121 is connected to a sliding block of the linear motor module, and the positioning fixture 130 is connected to the detecting table 121. The detection mechanism 110 and the detection sliding table 120 are disposed on the upper surface of the machine table 190, the touch screen 180 is disposed on the front surface of the machine table 190, and the front surface of the machine table 190 has a certain backward inclination.
When the detection equipment 100 is adopted to detect the installation condition of the screws on the workpiece:
1. the phenomenon of unqualified products flowing out is avoided;
2. the reworking lean waste is reduced by 10 percent;
3. the fatigue strength of eyes of staff is reduced;
4. increasing delivery achievement rate (from uncertain to certain);
5. the method can be widely applied to detection of various screw installation conditions;
6. the detection time of a single workpiece is 12s, and the production efficiency is improved.
The standard detection time of a single workpiece is 12S, and the shift yield is as follows: (3600/12) x 10 is 3000 pieces/shift/person. If 1 piece leaks to the post-process or the customer, the whole process needs to be reworked or the warehouse needs to be cleaned. According to the requirement of 2 persons for rework, 10 percent of rework and 2 ten thousand calculation of the order in each month, the rework cost is saved annually: 20000/3000 × 10 × 2 × 5000 × 12 ═ RMB 80K/year.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A detection apparatus, comprising:
the detection mechanism is used for detecting the workpiece;
the detection sliding table can slide relative to the detection mechanism and is provided with a material taking position and a detection position; and the number of the first and second groups,
the positioning jig is arranged on the detection sliding table and used for positioning the workpiece, and a fool-proof matching structure is arranged between the positioning jig and the workpiece.
2. The detection device according to claim 1, wherein the detection slide table comprises a detection table, a slide rail and a linear driving member, the detection table is slidably held on the slide rail, and the linear driving member can drive the detection table to make a reciprocating linear motion along the slide rail;
the positioning jig is arranged on the detection table.
3. The inspection apparatus according to claim 1, wherein the inspection mechanism is a spectral inspection mechanism, and the workpiece has a light guide portion, and the inspection mechanism is configured to inspect a luminous intensity of the light guide portion.
4. The detection apparatus according to claim 3, wherein a light emitting element is disposed on the detection sliding table, and when the workpiece is placed on the positioning fixture, light of the light emitting element is emitted from the light guide portion.
5. The detection device according to claim 4, wherein the positioning fixture has a positioning groove matched with the workpiece, and the workpiece has a fool-proof structure;
the positioning groove is provided with a light transmitting groove, and light of the luminous component is emitted to the light guide part through the light transmitting groove.
6. The inspection apparatus of claim 4, wherein the inspection apparatus has a light shield in which the inspection site is disposed.
7. The detection apparatus according to claim 1, wherein the detection mechanism is a laser detection mechanism, a screw is provided on the workpiece, and the laser detection mechanism is configured to detect the presence or absence of the screw on the workpiece and the installation height of the screw.
8. The detection device according to claim 7, wherein the workpiece has a positioning through groove, the positioning through groove is an asymmetric through groove, and the positioning fixture is provided with a boss matched with the positioning through groove.
9. The inspection apparatus of claim 8, wherein a plurality of rows of the screws are disposed on the workpiece, the inspection mechanism has an inspection driving member and an inspection probe, the inspection slide performs a linear reciprocating motion in a first direction, the inspection driving member drives the inspection probe to perform a linear reciprocating motion in a second direction, and the first direction is perpendicular to the second direction.
10. The detection device according to any one of claims 1 to 9, further comprising a controller and a prompt, wherein the controller is electrically connected to the detection mechanism and the prompt, respectively, and the prompt is configured to display a qualified status detected by the detection mechanism.
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| CN201920847376.4U CN210037646U (en) | 2019-06-04 | 2019-06-04 | Detection equipment |
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| CN201920847376.4U CN210037646U (en) | 2019-06-04 | 2019-06-04 | Detection equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115097540A (en) * | 2022-05-26 | 2022-09-23 | 苏州浪潮智能科技有限公司 | Screw missing lock detection device and detection method thereof |
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2019
- 2019-06-04 CN CN201920847376.4U patent/CN210037646U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115097540A (en) * | 2022-05-26 | 2022-09-23 | 苏州浪潮智能科技有限公司 | Screw missing lock detection device and detection method thereof |
| CN115097540B (en) * | 2022-05-26 | 2024-01-12 | 苏州浪潮智能科技有限公司 | Screw missing lock detection device and detection method thereof |
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