CN219483477U

CN219483477U - Automatic change detection device

Info

Publication number: CN219483477U
Application number: CN202122757724.9U
Authority: CN
Inventors: 师金柱; 张旭; 袁爱坤; 孙垂涛
Original assignee: Anyang Huoyuan Technology Co ltd
Current assignee: Anyang Huoyuan Technology Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2023-08-08
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses an automatic detection device, which comprises a detection unit and a feeding unit, wherein the detection unit comprises a probe and a main control MCU (micro control unit) of an internal integrated detection circuit, the probe is electrically connected with the main control MCU in a bidirectional manner, and the probe can move along a Z axis; the automatic detection device comprises a detection unit capable of relatively moving and a feeding unit, automatic detection of the workpiece is realized, the automation degree is improved, the time consumption of the process is shortened, and the consistency of production steps of each process is ensured.

Description

Automatic change detection device

Technical Field

The utility model relates to the technical field of automatic detection equipment of sensors, in particular to an automatic detection device.

Background

The existing testing device is basically single and single assembly line detection equipment, and the current transformer cannot realize full-automatic production from materials to finished products, only one link is used for production, and the whole process cannot be communicated with the assembly line production, so that the automation degree is low, and one is produced; because the operation time of each production link is different, the result is that some links do nothing, some links are busy, and each link is asynchronous, so that the product flows in a production process in disorder, wherein the measurement process occupies a large amount of manpower and has low efficiency.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides an automatic detection device which can realize automatic detection of workpieces through a detection unit and a feeding unit capable of relatively moving, shorten the time consumption of the working procedure by improving the degree of automation, ensure the consistent production steps of each working procedure, and effectively solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an automatic detection device comprises a detection unit and a feeding unit, wherein the detection unit comprises a probe and a main control MCU (micro control unit) of an internal integrated detection circuit, the probe is electrically connected with the main control MCU in a bidirectional manner, and the probe can move along a Z axis; the feeding unit comprises a positioning template capable of accurately positioning the position of the workpiece, the positioning template can be fed along an X axis, and when the probe moves downwards to a limit position, the probe can be in contact conduction with a pin of the workpiece at the corresponding position in the positioning template.

As a preferable technical scheme of the utility model, the detection unit further comprises a Z-axis sliding rail which is absolutely and fixedly arranged, a Z-axis sliding table is arranged on the Z-axis sliding rail in a sliding way, the probe is relatively and fixedly arranged with the Z-axis sliding table, a lower limit sensor is fixedly arranged at the lower end of the Z-axis sliding rail, a Z-axis motor and a screw rod which are rotatably arranged along the Z-axis are also arranged in the detection unit, a screw rod nut which is meshed with the screw rod is arranged in the Z-axis sliding table, and a control unit of the Z-axis motor is respectively and electrically connected with the lower limit sensor and a main control MCU;

the main control MCU is used for controlling the rotation of the Z-axis motor to drive the screw rod to interact with the screw rod nut so as to drive the Z-axis sliding table to move up and down, namely to drive the probes to move up and down; and set up spacing sensor down, when the probe moved to spacing sensor position down, spacing sensor down sent signal for master control MCU down, control Z axle motor stop work to guarantee the precision of pushing down of probe, avoid pressing the work piece.

As a preferable technical scheme of the utility model, the detection unit further comprises a touch display screen, and the touch display screen is electrically connected with the main control MCU;

instruction input is carried out through the touch display screen, a test result can be displayed, positions of unqualified workpieces are displayed, and operators can conveniently pick out the unqualified workpieces.

As a preferable technical scheme of the utility model, the feeding unit further comprises an X-axis sliding rail which is absolutely and fixedly arranged, a tray is arranged on the X-axis sliding rail in a sliding way, a positioning block for fixing and positioning a positioning template is arranged at the corner of the tray, an X-axis motor and a screw rod which are rotatably arranged along the X-axis are arranged in the feeding unit, a screw rod nut which is meshed with the screw rod is arranged in the tray, and a control unit of the X-axis motor is electrically connected with a main control MCU;

the X-axis motor is preferably a stepping motor or a servo motor, the main control MCU controls the X-axis motor to work to drive the screw rod and the screw rod nut to act and drive the tray and the positioning template to intermittently feed along the X-axis, so that a workpiece in the positioning template is communicated with the pressed probe;

the tray adopts the detachable design with the location template, and sets up the locating piece in the bight of tray, guarantees that the mounted position of location template is the same at every turn, and the location template adopts the grid plate, can hold a set of work piece fixed mounting in every net to guarantee the relative position relation that work piece pin and probe can be comparatively stable.

As a preferable technical scheme of the utility model, N groups of probes are arranged in the detection unit along the Y axis, and the number of workpiece fixing bits arranged in the positioning template along the Y axis is not more than N;

and the single detection of the workpiece is completed through one-to-one matching of the probe and the workpiece in the positioning template.

Compared with the prior art, the utility model has the beneficial effects that: the automatic detection device adopts the detection unit and the feeding unit which move relatively to respectively control the feeding of the detection equipment and the workpieces, so that the full-automatic detection of the workpieces is realized, the workpieces can flow along with the positioning templates, the detection of all the workpieces in a single positioning template can be completed without excessive manual participation in the whole process, and meanwhile, after the workpieces are fixed with the positioning templates, the automatic detection device can be used for subsequent product identification printing and product packaging links, is convenient for the automatic upgrading of subsequent procedures, saves time and solves the problem of unsmooth connection between the procedures.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a side view of the present utility model;

FIG. 3 is an enlarged view of the utility model at A.

In the figure: 1. a detection unit; 101. a master control MCU; 102. touching the display screen; 103. a probe fixing plate; 104. a Z-axis sliding table; 105. a Z-axis motor; 106. a Z-axis sliding rail; 107. a probe; 2. a feeding unit; 201. a tray; 202. positioning a template; 203. a positioning block; 204. an X-axis sliding rail; 205. an X-axis motor; 3. a frame; 301. a portal frame; 302. and (5) a base.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: an automatic detection device comprises a detection unit 1 and a feeding unit 2, wherein the detection unit 1 comprises a probe 107 and a main control MCU101 of an internal integrated detection circuit, the probe 107 is electrically connected with the main control MCU101 in a bidirectional manner, and the probe 107 can move along a Z axis; the feeding unit 2 comprises a positioning template 202 capable of accurately positioning the position of a workpiece, the positioning template 202 can be fed along an X axis, and when the probe 107 moves downwards to a limit position, the probe 107 can be in contact conduction with a pin of the workpiece at a corresponding position in the positioning template 202.

The detection unit 1 further comprises a Z-axis sliding rail 106 which is absolutely and fixedly installed, a Z-axis sliding table 104 is arranged on the Z-axis sliding rail 106 in a sliding manner, the probe 107 and the Z-axis sliding table 104 are relatively and fixedly installed, a lower limit sensor is fixedly arranged at the lower end of the Z-axis sliding rail 106, a Z-axis motor 105 and a screw rod which are rotatably installed along the Z-axis are also arranged in the detection unit 1, a screw rod nut which is meshed with the screw rod is arranged in the Z-axis sliding table 104, and a control unit of the Z-axis motor 105 is respectively and electrically connected with the lower limit sensor and the main control MCU 101;

the main control MCU101 controls the rotation of the Z-axis motor 105 to drive the lead screw to interact with the lead screw nut so as to drive the Z-axis sliding table 104 to move up and down, namely drive the probes 107 to move up and down, and when the probe fixing device is used, the probes 107 of the whole row are fixed through the probe fixing plate 103, so that the motion track of the probes 107 of the whole row is consistent, and the probe fixing device can have higher conductivity with the whole row of electronic elements in the positioning template 202; and set up spacing sensor down, when probe 107 moved to spacing sensor position down, spacing sensor down sent the signal for master control MCU101 down, control Z axle motor 105 stop work to guarantee the push-down precision of probe 107, avoid pressing the work piece.

The detection unit 1 further comprises a touch display screen 102, and the touch display screen 102 is electrically connected with the main control MCU 101;

instruction input is performed through the touch display screen 102, and a test result can be displayed, and the position of the unqualified workpiece is displayed, so that an operator can pick the unqualified workpiece conveniently.

The feeding unit 2 further comprises an X-axis sliding rail 204 which is absolutely and fixedly arranged, a tray 201 is arranged on the X-axis sliding rail 204 in a sliding manner, a positioning block 203 for fixing and positioning the positioning template 202 is arranged at the corner of the tray 201, an X-axis motor 205 and a screw rod which are rotatably arranged along the X-axis are arranged in the feeding unit 2, a screw rod nut which is meshed with the screw rod is arranged in the tray 201, and a control unit of the X-axis motor 205 is electrically connected with the main control MCU 101;

the X-axis motor 205 is preferably a stepping motor or a servo motor, the main control MCU101 controls the X-axis motor 205 to work so as to drive the lead screw and the lead screw nut to act and drive the tray 201 and the positioning template 202 to intermittently feed along the X-axis, thereby leading the workpiece in the positioning template 202 to be communicated with the pressed probe 107;

the pallet 201 and the positioning templates 202 are designed in a detachable mode, positioning blocks 203 are arranged at corners of the pallet 201, the same installation position of each positioning template 202 is guaranteed, the positioning templates 202 are grid plates, a group of workpieces can be fixedly installed in each grid, and therefore stable relative position relation between workpiece pins and probes 107 is guaranteed.

N groups of probes 107 are arranged in the detection unit 1 along the Y axis, and the number of workpiece fixing positions arranged in the positioning template 202 along the Y axis is not more than N;

the individual detection of the workpieces is accomplished by one-to-one matching of the probes 107 with the workpieces in the positioning template 202.

The machine frame 3 is further comprised, the machine frame 3 comprises a portal frame 301 and a base 302 which are fixed with each other, the Z-axis sliding rail 106 is fixed with the portal frame 301, and the X-axis motor 205 is fixed with the base 302.

Limit sensors are respectively arranged at the uppermost position and the lowermost position of the probe fixing plate 103, and when the probe fixing plate 103 moves to the corresponding position, the limit sensors send signals to the main control MCU101 to control the corresponding motor to stop working.

When in use:

the automatic detection device comprises a portal frame 301, a Z-axis motor 105, a power supply, a main control MCU101, a test probe circuit board, an X-axis motor 205 for moving products back and forth, a positioning template 202 for fixing the products, a tray 201 and a touch display screen 102, wherein the positioning template 202 is in a 10X 16 arrangement mode, 10 products are arranged in a row, 16 products are arranged in a whole positioning template 202, 160 products are arranged in the positioning template 202 after the products are completely assembled, the positioning template 202 is arranged on the tray 201, a start measurement start key is pressed, the main control MCU101 sends an instruction to enable the X-axis motor 205 to drive the tray 201 to return to a test origin, the Z-axis motor 105 drives a probe 107 to return to the start test origin, then sends an instruction to enable the Z-axis motor 105 to drive the probe fixing plate 103 to move downwards, so that the probes 107 below the probe fixing plate 103 are contacted with input pins and output pins of the products, after the main control MCU101 receives the stop signal of the lower limit sensor, the Z-axis motor 105 is stopped, the main control MCU101 starts to sample the input current value and the output current value of the detected current sensor, because the main control MCU101 is internally provided with a synchronous acquisition circuit, the input and the output of the current sensor are carried out at the same moment, after the input data and the output data of the current sensor are acquired, the comparison accuracy of the current sensor, namely the output current amplitude value and the phase difference, namely the phase difference value between the input and the output, the measured comparison value and the phase difference value are calculated with a preset comparison value and a preset phase error value, the preset value is input and stored on the touch display screen 102, if the preset error value is exceeded, the position and the number of the current sensor are remembered, the number and the position and the disqualification reason are displayed on the touch display screen 102, the probe 107 is moved upwards until the upper limit sensor gives a stop signal, the main control MCU101 stops the Z-axis motor 105, after an operator changes off an unqualified product, the start key is pressed, the main control MCU101 continues to move the Z-axis motor 105 until the lower limit sensor gives a stop signal, and continues to start measurement at the last position, if no unqualified product appears, the main control MCU101 can test each row of 10 products according to a set program, and in the test process, the main control MCU101 can conduct the probe 107 in the Y-axis direction successively, the workpiece in the Y-axis direction is detected successively, the main control MCU101 sends an instruction for changing the next row, the X-axis motor 205 is moved to the second row position, the steps are repeated, 10 products in the second row are started to be measured, 15 rows are moved forwards, after the whole disc product 160 is tested, the upper probe 107 returns to the test origin, the tray 201 returns to the test origin, the positioning template 202 is taken out, the other 160 tested current sensing positioning templates 202 are replaced, and the steps are repeated.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automated inspection device comprising an inspection unit (1) and a feeding unit (2), characterized in that: the detection unit (1) comprises a probe (107) and a main control MCU (101) of an internal integrated detection circuit, wherein the probe (107) is electrically connected with the main control MCU (101) in a bidirectional manner, and the probe (107) can move along a Z axis; the feeding unit (2) comprises a positioning template (202) capable of accurately positioning the position of the workpiece, the positioning template (202) can be fed along the X axis, and when the probe (107) moves downwards to the limit position, the probe (107) can be in contact conduction with a pin of the workpiece at the corresponding position in the positioning template (202).

2. The automated inspection apparatus of claim 1, wherein: the detection unit (1) further comprises a Z-axis sliding rail (106) which is absolutely and fixedly installed, a Z-axis sliding table (104) is arranged on the Z-axis sliding rail (106) in a sliding mode, a probe (107) and the Z-axis sliding table (104) are fixedly installed relatively, a lower limit sensor is fixedly arranged at the lower end of the Z-axis sliding rail (106), a Z-axis motor (105) and a screw rod which are rotatably installed along the Z-axis are further arranged in the detection unit (1), a screw rod nut meshed with the screw rod is arranged in the Z-axis sliding table (104), and a control unit of the Z-axis motor (105) is electrically connected with the lower limit sensor and the main control MCU (101) respectively.

3. The automated inspection apparatus of claim 1, wherein: the detection unit (1) further comprises a touch display screen (102), and the touch display screen (102) is electrically connected with the main control MCU (101).

4. The automated inspection apparatus of claim 1, wherein: the feeding unit (2) further comprises an X-axis sliding rail (204) which is arranged in an absolute fixed mode, a tray (201) is arranged on the X-axis sliding rail (204) in a sliding mode, a positioning block (203) used for fixing and positioning a positioning template (202) is arranged at the corner of the tray (201), an X-axis motor (205) and a screw rod which are rotatably installed along the X-axis are arranged in the feeding unit (2), a screw rod nut meshed with the screw rod is arranged inside the tray (201), and a control unit of the X-axis motor (205) is electrically connected with the main control MCU (101).

5. The automated inspection apparatus of claim 1, wherein: n groups of probes (107) are arranged in the detection unit (1) along the Y axis, and the number of workpiece fixing bits arranged in the positioning template (202) along the Y axis is not more than N.