CN113814292A - Stamping cracking defect detection device for automobile stamping parts - Google Patents
Stamping cracking defect detection device for automobile stamping parts Download PDFInfo
- Publication number
- CN113814292A CN113814292A CN202110912848.1A CN202110912848A CN113814292A CN 113814292 A CN113814292 A CN 113814292A CN 202110912848 A CN202110912848 A CN 202110912848A CN 113814292 A CN113814292 A CN 113814292A
- Authority
- CN
- China
- Prior art keywords
- module
- controller
- output
- information
- sensing head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 31
- 230000007547 defect Effects 0.000 title claims abstract description 16
- 238000005336 cracking Methods 0.000 title claims abstract description 13
- 238000005286 illumination Methods 0.000 claims abstract description 21
- 230000010365 information processing Effects 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 18
- 238000003860 storage Methods 0.000 claims description 11
- 238000004080 punching Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000002411 adverse Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 230000002427 irreversible effect Effects 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention relates to the technical field of stamping detection devices, and provides a stamping cracking defect detection device for an automobile stamping part. The invention relates to a device for detecting stamping cracking defects of automobile stamping parts, which comprises: detect sensing head and controller, detect sensing head and controller and pass through the line connection, detect sensing head and include: the detection sensing head comprises a detection sensing head body, a built-in illumination camera, a sensing indicator lamp, a cable connecting socket and a first central processing unit, wherein the built-in illumination camera, the sensing indicator lamp and the cable connecting socket are arranged on the detection sensing head body, the first central processing unit is arranged in the detection sensing head body, the first central processing unit is connected with the built-in illumination camera, the sensing indicator lamp and the cable connecting socket through circuits, and the cable connecting socket of the detection sensing head body is connected with a controller through a circuit.
Description
Technical Field
The invention relates to the technical field of stamping detection devices, in particular to a stamping cracking defect detection device for an automobile stamping part.
Background
The stamping part products are popularized in various industries, the processed stamping part products can have the problems of large size and small size in the stamping processing process, the quality of the stamping part is gradually improved in practice and exploration, the stamping part cracking is mainly caused by the fact that the material is subjected to strain exceeding the limit in the stretching process and the material is subjected to fracture caused by insufficient tensile strength, such as round corners of a convex die and a concave die, and the local stress is also subjected to fracture, and when the bulging process is deformed, the fracture is caused by the top of the convex die or the elongation of a flange is changed to cause fracture; age cracking: namely, a hardened part which is formed seriously is embrittled and aggravated by strain aging, and the stamping part is cracked due to the action of residual stress during forming; the material of the stamping part is broken in the bending process after being stretched and bent, and the breakage is mostly generated at the position of a male die or a female die; the material has impurities, so the quality of the material does not reach the standard, and the material is cracked.
In the process of stamping steel plates, the most common problem is stamping cracking. The reasons are complex, and may be improper material selection or too large performance fluctuation, improper stamping process, or mold problem, and the performance of materials of the same brand from different manufacturers and materials of different batches from the same manufacturer may fluctuate. The observed cracking areas are all areas with deeper product forming depth, more vertical wall angles and smaller upper and lower rounded corners of the product and larger forming risks. The forming safety factor of the product is lower. The fluctuation of field production conditions, die states and materials can cause the cracking of the finished piece.
At present, due to the fact that cracking of plates is caused by various reasons in the stamping process, if the plates are not found and processed in time, the parts produced in the subsequent production are all unqualified products, working hours of workers are wasted, the production period is delayed, irreversible adverse consequences can be caused to a stamping machine tool, the production cost is increased, and sheet metal blanks are wasted.
Disclosure of Invention
The invention provides a device for detecting stamping cracking defects of automobile stamping parts, which aims to solve the problems that in the stamping process, plates crack due to various reasons, if the plates are not found and processed in time, the subsequently produced parts are all unqualified products, the working hours of workers are wasted, the production period is delayed, irreversible adverse effects are caused to a stamping machine tool, the production cost is increased, and sheet metal blanks are wasted.
The utility model provides an automobile punching part stamping fracture defect detecting device, includes: detect sensing head and controller, detect sensing head and controller and pass through the line connection, detect sensing head and include: detect sensing head body, built-in illumination camera, sensing indicator, cable connection socket and first central processing unit, be provided with built-in illumination camera on the detection sensing head body, sensing indicator and cable connection socket, detect the inside first central processing unit that is provided with of sensing head body, first central processing unit passes through line connection with built-in illumination camera, sensing indicator and cable connection socket, the cable connection socket and the controller that detect the sensing head body pass through line connection.
Preferably, the controller includes: the controller comprises a controller indicator lamp, an Ethernet socket, an IP reset switch and a second central processing unit, wherein the controller indicator lamp, the Ethernet socket and the IP reset switch are arranged on the outer surface of the controller, the second central processing unit is connected with the controller indicator lamp, the Ethernet socket and the IP reset switch through a circuit, and the input end of the second central processing unit is connected with the output end of the first central processing unit through a circuit.
Preferably, the first central processor includes: the output end of the first control module is connected with the input end of the first lamp control module, the output end of the first lamp control module is connected with the sensing indicator lamp, the output end of the first control module is connected with the input end of the information processing module, and the output end of the information processing module is connected with the controller.
Preferably, the information processing module includes: the input end of the information acquisition module is connected with the built-in illumination camera, the output end of the information acquisition module is connected with the input end of the information storage module, the output end of the information storage module is connected with the input end of the information output module, and the output end of the information output module is connected with the controller.
Preferably, the second central processor includes: the second control module, the second lamp control module, information analysis module and wireless transmission module, the second control module input is connected with information processing module output and wireless transmission module output, the second control module output is connected with second lamp control module input and information analysis module output, information analysis module input is connected with information processing module output, the second lamp control module output is connected with controller pilot lamp input, information analysis module output is connected with wireless transmission module input, wireless transmission module output is connected with external computer.
Preferably, the second central processor further comprises: and the input end of the IP calibration module is connected with the IP reset switch, and the output end of the IP calibration module is connected with the input end of the wireless transmission module.
Preferably, the side surface of the detection sensor head body is provided with a mounting hole.
The invention has the advantages that: the easy portion's picture information that corrugates of collection that can be convenient through using the detection sensing head, send the controller through the cable after carrying out first arrangement with information through first central processing unit, second central processing unit in the controller carries out the information analysis of gathering, generate the information report and export for the terminal, the staff in time makes corresponding reaction according to the information report, be convenient for observe through using the sensing pilot lamp and detect whether the sensing head moves, through using the controller pilot lamp, can learn the controller current state at the during operation, through using IP reset switch, can reset the IP address of allotting to the controller, be connected to the controller with terminal equipment when being convenient for the staff to control.
Drawings
FIG. 1 is an isometric view of a configuration for detecting a first angle of a sensor head according to the present invention;
FIG. 2 is a schematic diagram of a first CPU according to the present invention;
FIG. 3 is a schematic diagram of the structure of an information processing module according to the present invention;
FIG. 4 is a schematic diagram of a second CPU of the present invention;
FIG. 5 is a schematic diagram of the structure of the IP reset switch of the present invention;
FIG. 6 is a schematic isometric view of a second embodiment of the present invention for detecting the angle of the sensor head;
FIG. 7 is a structural isometric view of a first angle of the control of the present invention;
1. detecting a sensing head; 2. a controller; 11. detecting a sensing head body; 12. a built-in illumination camera; 13. a sensing indicator light; 14. a cable connection jack; 21. a controller indicator light; 22. an Ethernet jack; 23. an IP reset switch; 111. and (7) installing holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the installation methods and technical terms mentioned in the present invention are technical terms that are already clearly known in the technical field, and thus, the explanation thereof is not repeated. Moreover, the same reference numerals are used for the same components, which do not affect and should not constitute an exact understanding of the technical solutions for a person skilled in the art.
The first embodiment is described with reference to fig. 1 and 6:
the utility model provides an automobile punching part stamping fracture defect detecting device, includes: detect sensing head 1 and controller 2, detect sensing head 1 and controller 2 and pass through the line connection, detect sensing head 1 and include: detect sensing head body 11, built-in illumination camera 12, sensing indicator 13, cable connection socket 14 and first central processing unit, be provided with built-in illumination camera 12 on detecting sensing head body 11, sensing indicator 13 and cable connection socket 14, it is provided with first central processing unit to detect sensing head body 11 inside, first central processing unit and built-in illumination camera 12, sensing indicator 13 and cable connection socket 14 pass through the line connection, it passes through the line connection with controller 2 to detect sensing head body 11's cable connection socket 14, so set up, it is used for gathering the picture information of the easy position of splitting on the sheet metal component to detect sensing head 1, controller 2 is used for the analysis to convey the valid data, sensing indicator 13 is used for instructing and detects sensing head 1 current operating condition, built-in illumination camera 12 is used for gathering image information.
In the second embodiment, the following is explained with reference to fig. 7 on the basis of the first embodiment:
the controller 2 includes: controller pilot lamp 21, ethernet socket 22, IP reset switch 23 and second central processing unit, 2 surfaces of controller are provided with controller pilot lamp 21, ethernet socket 22 and IP reset switch 23, second central processing unit and controller pilot lamp 21, ethernet socket 22 and IP reset switch 23 pass through the line connection, the second central processing unit input passes through the line connection with first central processing unit output, so set up, controller pilot lamp 21 is used for instructing current controller 2's operating condition, ethernet socket 22 is used for being connected with external terminal, can be with effective information transmission to the terminal in the controller.
In the third embodiment, the following description is made with reference to fig. 2 on the basis of the second embodiment:
the first central processor includes: the first control module, first lamp control module and information processing module, first control module output is connected with first lamp control module input, first lamp control module output is connected with sensing indicator 13, first control module output is connected with information processing module input, information processing module output is connected with controller 2, so set up, first control module is used for adjusting the working sequence of first lamp control module and information processing module, be convenient for improve control efficiency, information processing module is used for handling the image information who gathers.
In a fourth embodiment, the following is explained with reference to fig. 3 on the basis of the third embodiment:
the information processing module includes: the information acquisition module, information storage module and information output module, information acquisition module input is connected with built-in illumination camera 12, information acquisition module output is connected with information storage module input, information storage module output is connected with information output module input, information output module output is connected with controller 2, so set up, image information that information acquisition module will gather transmits the information storage module as backup storage, information output module will store information transmission effectively to the second central processing unit in controller 2.
In the fifth embodiment, the following description is made with reference to fig. 4 on the basis of the fourth embodiment:
the second central processor includes: the input end of the second control module is connected with the output end of the information processing module and the output end of the wireless transmission module, the output end of the second control module is connected with the input end of the second lamp control module and the output end of the information analysis module, the input end of the information analysis module is connected with the output end of the information processing module, the output end of the second lamp control module is connected with the input end of the controller indicator light 21, the output end of the information analysis module is connected with the input end of the wireless transmission module, and the output end of the wireless transmission module is connected with an external computer, so that the second control module is used for overall control, the second lamp control module is used for controlling the controller indicator light 21 to facilitate a worker to know the current working state of the controller 2, and the information analysis module is used for analyzing information transmitted from the information output module, the wireless transmission module is used for transmitting the effective information report to the terminal.
The sixth embodiment is explained with reference to fig. 5 and 7 on the basis of the fifth embodiment:
the second central processor further comprises: and the input end of the IP calibration module is connected with the IP reset switch 23, the output end of the IP calibration module is connected with the input end of the wireless transmission module, and the IP reset switch is used for resetting the IP address allocated to the mobile phone.
The seventh embodiment is explained with reference to fig. 1 on the basis of the sixth embodiment:
detect sensing head body 11 side and be provided with mounting hole 111, so set up, through using mounting hole 111, be convenient for detect sensing head body 11 and install and detect the position, convenient dismantlement.
The working principle of the invention is as follows: a stamping crack defect detection device for automobile stamping parts is characterized in that a detection sensing head 1 is connected with a controller 2 through a circuit, a built-in illumination camera 12, a sensing indicator lamp 13 and a cable connecting socket 14 are arranged on a detection sensing head body 11, a first central processing unit is arranged in the detection sensing head body 11, the first central processing unit is connected with the built-in illumination camera 12, the sensing indicator lamp 13 and the cable connecting socket 14 through circuits, the cable connecting socket 14 of the detection sensing head body 11 is connected with the controller 2 through a circuit, the detection sensing head 1 is used for collecting picture information of a position easy to crack on a sheet metal part, the controller 2 is used for analyzing and transmitting effective data, the sensing indicator lamp 13 is used for indicating and detecting the current working state of the sensing head 1, the built-in illumination camera 12 is used for collecting image information, during working, the detection sensing head 1 is firstly installed at a position to be detected, the detection sensing head 1 and the controller 2 are connected by a cable, the detection sensing head 1 and the controller 2 are started, an information acquisition module in the detection sensing head 1 transmits acquired image information to an information storage module to be stored as backup, an information output module effectively transmits the stored information to a second central processing unit in the controller 2, an information analysis module is used for analyzing the information transmitted from the information output module, a wireless transmission module is used for transmitting an effective information report to a terminal, and the terminal timely responds according to the information report.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any minor modifications, equivalent replacements and improvements made to the above embodiment according to the technical spirit of the present invention should be included in the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides an automobile punching part stamping fracture defect detecting device which characterized in that includes: detect sensing head (1) and controller (2), detect sensing head (1) and controller (2) and pass through the line connection, detect sensing head (1) and include: detect sensing head body (11), built-in illumination camera (12), sensing indicator (13), cable connection socket (14) and first central processing unit, be provided with built-in illumination camera (12) on detecting sensing head body (11), sensing indicator (13) and cable connection socket (14), detect sensing head body (11) inside and be provided with first central processing unit, first central processing unit and built-in illumination camera (12), sensing indicator (13) and cable connection socket (14) pass through the line connection, detect cable connection socket (14) and controller (2) of sensing head body (11) and pass through the line connection.
2. A stamping workpiece punch crack defect detection apparatus as claimed in claim 1, wherein the controller (2) comprises: controller pilot lamp (21), ethernet socket (22), IP reset switch (23) and second central processing unit, controller (2) surface is provided with controller pilot lamp (21), ethernet socket (22) and IP reset switch (23), second central processing unit and controller pilot lamp (21), ethernet socket (22) and IP reset switch (23) pass through the line connection, the second central processing unit input passes through the line connection with first central processing unit output.
3. The stamping part punching crack defect detection device of claim 2, wherein the first central processing unit comprises: the intelligent lamp control system comprises a first control module, a first lamp control module and an information processing module, wherein the output end of the first control module is connected with the input end of the first lamp control module, the output end of the first lamp control module is connected with a sensing indicator lamp (13), the output end of the first control module is connected with the input end of the information processing module, and the output end of the information processing module is connected with a controller (2).
4. The automobile punching part stamping cracking defect detection device according to claim 3, wherein the information processing module comprises: the intelligent illumination system comprises an information acquisition module, an information storage module and an information output module, wherein the input end of the information acquisition module is connected with a built-in illumination camera (12), the output end of the information acquisition module is connected with the input end of the information storage module, the output end of the information storage module is connected with the input end of the information output module, and the output end of the information output module is connected with a controller (2).
5. The stamping part punching crack defect detection device of claim 4, wherein the second CPU comprises: the second control module, the second lamp control module, information analysis module and wireless transmission module, the second control module input is connected with information processing module output and wireless transmission module output, the second control module output is connected with second lamp control module input and information analysis module output, information analysis module input is connected with information processing module output, the second lamp control module output is connected with controller pilot lamp (21) input, information analysis module output is connected with wireless transmission module input, wireless transmission module output is connected with external computer.
6. The stamping workpiece punching crack defect detection device of claim 5, wherein the second CPU further comprises: and the input end of the IP calibration module is connected with the IP reset switch (23), and the output end of the IP calibration module is connected with the input end of the wireless transmission module.
7. The stamping part punching crack defect detection device of claim 1, wherein the side surface of the detection sensing head body (11) is provided with a mounting hole (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110912848.1A CN113814292A (en) | 2021-08-10 | 2021-08-10 | Stamping cracking defect detection device for automobile stamping parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110912848.1A CN113814292A (en) | 2021-08-10 | 2021-08-10 | Stamping cracking defect detection device for automobile stamping parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113814292A true CN113814292A (en) | 2021-12-21 |
Family
ID=78913046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110912848.1A Pending CN113814292A (en) | 2021-08-10 | 2021-08-10 | Stamping cracking defect detection device for automobile stamping parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113814292A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004130328A (en) * | 2002-10-09 | 2004-04-30 | Nippon Steel Corp | Detecting and removing method for surface flaw of slab, apparatus therefor, and detecting and removing equipment line |
| CN104512579A (en) * | 2014-10-22 | 2015-04-15 | 中国电子科技集团公司第四十一研究所 | Defect detecting method for bracing wire on transparent packing material |
| CN206505030U (en) * | 2017-02-03 | 2017-09-19 | 湖南宝元汽车部件有限公司 | A kind of automatic line detector of automobile stamping |
| JP2017223448A (en) * | 2016-06-13 | 2017-12-21 | 株式会社キーエンス | Image processing sensor, image processing method, image processing program, and computer readable recording medium |
| CN208902622U (en) * | 2018-08-13 | 2019-05-24 | 江苏集萃有机光电技术研究所有限公司 | A kind of detection device for foreign matter of display panel |
| CN209559771U (en) * | 2018-11-19 | 2019-10-29 | 兰州交通大学 | A kind of subway tunnel Crack Detection experimental provision |
| US20210025834A1 (en) * | 2019-07-23 | 2021-01-28 | Laser Products Industries, Inc. | Image Capturing Devices and Associated Methods |
| JP2021056087A (en) * | 2019-09-30 | 2021-04-08 | 東芝三菱電機産業システム株式会社 | Shape measuring device |
-
2021
- 2021-08-10 CN CN202110912848.1A patent/CN113814292A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004130328A (en) * | 2002-10-09 | 2004-04-30 | Nippon Steel Corp | Detecting and removing method for surface flaw of slab, apparatus therefor, and detecting and removing equipment line |
| CN104512579A (en) * | 2014-10-22 | 2015-04-15 | 中国电子科技集团公司第四十一研究所 | Defect detecting method for bracing wire on transparent packing material |
| JP2017223448A (en) * | 2016-06-13 | 2017-12-21 | 株式会社キーエンス | Image processing sensor, image processing method, image processing program, and computer readable recording medium |
| CN206505030U (en) * | 2017-02-03 | 2017-09-19 | 湖南宝元汽车部件有限公司 | A kind of automatic line detector of automobile stamping |
| CN208902622U (en) * | 2018-08-13 | 2019-05-24 | 江苏集萃有机光电技术研究所有限公司 | A kind of detection device for foreign matter of display panel |
| CN209559771U (en) * | 2018-11-19 | 2019-10-29 | 兰州交通大学 | A kind of subway tunnel Crack Detection experimental provision |
| US20210025834A1 (en) * | 2019-07-23 | 2021-01-28 | Laser Products Industries, Inc. | Image Capturing Devices and Associated Methods |
| JP2021056087A (en) * | 2019-09-30 | 2021-04-08 | 東芝三菱電機産業システム株式会社 | Shape measuring device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102357560B (en) | Table type hydraulic punch press based on single chip testing system and operation method thereof | |
| CN103658233A (en) | Vacuum pressure sensor detection device | |
| CN112304243B (en) | Contour detection device and detection method for plate stamping part | |
| CN113641155A (en) | High-temperature forging detection control system | |
| CN113814292A (en) | Stamping cracking defect detection device for automobile stamping parts | |
| CN214814099U (en) | Automatic production system for pipe fittings | |
| CN104626492A (en) | Injection molding monitoring detection system based on machine vision and operation method | |
| CN112547970A (en) | Molding simulation system and method for production of washing machine inner barrel stamping part | |
| CN103042074A (en) | Detection jig and detection method for LED (light-emitting diode) display back plate punching hole | |
| CN206697733U (en) | A kind of compression bonding apparatus of more specification pre insulated terminals | |
| KR20160109432A (en) | Apparatus and method for remote management of part manufacturing using vision inspection | |
| CN109483205B (en) | Automatic assembly detection device of pencil end socket | |
| CN203141884U (en) | Machinery vision stamping die protection system | |
| CN210001196U (en) | continuous unstacking monitoring system of unstacker | |
| CN210465161U (en) | Loudspeaker button detection device | |
| CN102829891B (en) | Visual detection system for judging material temperature and posture and detection method | |
| CN211771504U (en) | Sweeping pressure monitoring device for roller-hearth annealing furnace | |
| CN114074141A (en) | Digital metal stamping device and method | |
| CN110825060A (en) | Punching sheet painting assembly line online visual monitoring method based on industrial cloud | |
| CN205436345U (en) | Image mistake proofing frock | |
| CN213591664U (en) | Quality monitoring system for forging upper support arm | |
| CN212275609U (en) | Copper bar knurling quality on-line measuring device | |
| CN215865128U (en) | Automatic detection tool for automobile parts | |
| CN215728254U (en) | Stereo set basin frame switches on detection tool with shell fragment installation function | |
| CN211679581U (en) | Stamping flanging die for sheet metal parts |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |