CN203772216U - Die checking apparatus - Google Patents
Die checking apparatus Download PDFInfo
- Publication number
- CN203772216U CN203772216U CN201420082811.6U CN201420082811U CN203772216U CN 203772216 U CN203772216 U CN 203772216U CN 201420082811 U CN201420082811 U CN 201420082811U CN 203772216 U CN203772216 U CN 203772216U
- Authority
- CN
- China
- Prior art keywords
- mold
- light source
- telecentric lens
- placing table
- die
- 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.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 claims description 22
- 238000007689 inspection Methods 0.000 claims 2
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000013459 approach Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model provides a die checking apparatus which comprises a light source, a die, a die placing bench, a telecentric lens, a camera, a triggering member, and a server. The light source and the telecentric lens irradiate each other concentrically, the distance between the light source and the telecentric lens being larger than a work distance of the telecentric lens. The telecentric lens is mounted on the camera. The die placing bench is positioned between the light source and the telecentric lens and is positioned in a position within the work distance of the telecentric lens. The triggering member is suitable for sensing a state that the die is placed on the die placing bench. The server is connected with the light source, the telecentric lens, the die placing bench and the triggering member through wires. The die checking apparatus utilizes the camera and the telecentric lens to photograph the die with high image resolution, helps to improve checking precision, and enables image photographing to be stable by using a special die placing bench. In addition, through the special die placing bench which is capable of intermittent rotation, the die checking apparatus can perform multidirectional image photographing of the die, thereby guaranteeing comprehensiveness of the sampled measurement data.
Description
Technical Field
The utility model relates to a mould especially relates to a mould detection device.
Background
The existing mold quality detection is mainly carried out by manually using manual measuring tools such as a micrometer and the like, and the measuring method for manual detection has the following problems:
1. the detection speed is slow. Because the sizes of different positions of the die are not consistent, a plurality of positions of the die need to be measured respectively, and manual measurement is adopted, so that the speed is low, the consumed time is long, and the operation is complicated.
2. The detection is not comprehensive and the detection precision is poor. Because each mould only selects a plurality of sampling points to measure and completely detects through manual work, not only the detection is incomplete, but also the detection precision is not high.
Disclosure of Invention
The utility model aims at providing a mould detection device which can improve the detection speed and the detection precision; and the comprehensiveness of the measured data can be ensured.
The utility model discloses a following technical scheme realizes:
the utility model provides a mould detection device, it includes:
a light source; a mold placing table; a telecentric lens; a camera; a trigger component and a server;
the light source and the telecentric lens are concentrically opposite, and the distance between the light source and the telecentric lens is greater than the working distance of the telecentric lens;
the telecentric lens is mounted on the camera;
the mould placing table is positioned between the light source and the telecentric lens and at the working distance of the telecentric lens;
a trigger member adapted to sense that a mold has been placed on the mold placing table;
and the server is connected with the light source, the telecentric lens, the mould placing table and the triggering component through cables.
Still further, the trigger member includes:
a sensor disposed on one side of the mold placing table;
or,
a proximity switch disposed at one side of the mold placing table;
or,
and the photoelectric switch is arranged on one side of the mould placing table.
Still further, the trigger member includes:
an encoder for setting an initial position and a specific distance.
Furthermore, the initial position is the position of the first mold after the mold detection device is started, and the specific distance is the distance between two adjacent molds.
Still further, the mold placing table comprises:
a driving unit, a rotating shaft and a placing table;
the driving unit comprises a driving motor, a driving incomplete gear and a driven incomplete gear; an output shaft of the driving motor is connected with a driving incomplete gear, and the driving incomplete gear is meshed with a driven incomplete gear; the driven incomplete gear is connected with the rotating shaft;
the rotating shaft is connected with the placing table.
Still further, the light source may comprise one or more of the following:
the device comprises a flat light source with a parallel light-transmitting sheet, a telecentric parallel light source, a parallel light-collecting light source, a parallel surface light source and a coaxial parallel light source.
According to the technical scheme of the utility model, the utility model adopts the camera and the telecentric lens to take pictures of the mould, the image resolution is high, and the detection precision is improved; use special mould to place the platform for it is more stable to shoot the image.
In addition, the special die placing table rotates intermittently, images can be shot on the die in a multi-direction mode, and therefore comprehensiveness of sampled and measured data can be guaranteed.
Drawings
FIG. 1 is a view showing the structure of the present invention;
fig. 2 is a structural view of a pair of partial gear pairs of a driving unit of the mold placing table.
In the drawings: a light source 1; a mold 2; a mold placing table 3; a telecentric lens 4; a camera 5; a sensor 6; a server 7; a driving incomplete gear 314 and a driven incomplete gear 315.
Detailed Description
In order to make the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings.
The structure of the invention is shown in figure 1, and comprises a light source 1, a mould 2, a mould placing table 3, a telecentric lens 4, a camera 5, a sensor 6 and a server 7. The light source 1 is a light source capable of emitting parallel light, and includes but is not limited to one or more of the following light sources: the light source comprises a flat plate type light source with a parallel light transmitting sheet, a telecentric parallel light source, a parallel light collecting light source, a parallel surface light source and a coaxial parallel light source, and the color of the parallel light can be any color. The mold placing table 3 is a table that can intermittently rotate the mold, and includes a driving unit 311 (not shown), a rotating shaft 312 (not shown), and a placing table 313 (not shown); the driving unit 311 includes a driving motor and a pair of incomplete gears (such as a driving incomplete gear 314 and a driven incomplete gear 315 shown in fig. 2), an output shaft of the driving motor 311 is connected to the driving incomplete gear 314, the driven incomplete gear 315 is connected to one end of a rotating shaft 312, and the rotating shaft 312 is connected to the placing table 313 for driving the placing table to rotate. Through the pair of incomplete gears, the die placing table 3 can realize intermittent motion, and different positions of the die 2 placed on the die placing table 3 are aligned to the telecentric lens 4 so as to photograph multiple directions of the die; the placing table 313 is fixed to the other end of the rotating shaft 312. The telecentric lens 4 adopts a telecentric lens with large magnification; the above-described camera 5 employs a high-resolution camera.
The light source 1 and the telecentric lens 4 are fixed on the same horizontal plane through a bracket, the light source 1 and the telecentric lens 4 are concentrically opposite, the distance between the light source 1 and the telecentric lens 4 is larger than the working distance of the telecentric lens 4, and the optimal brightness and parallelism of the light source are ensured. The mould placing table 3 is located between the light source 1 and the telecentric lens 4 and at the optimal working distance of the telecentric lens 4, and the mould 2 is placed on the mould placing table 3. One end of the mold placing table 3 is connected with a conveying device, so that the conveying device can bring the mold 2 to the mold placing table 3 conveniently. A telecentric lens 4 is mounted on the camera 5. The sensor 6 is provided on one side of the mold placing table 3 for detecting the presence or absence of the mold 2 on the mold placing table 3, and the sensor 6 is connected to the server 7 by a cable so as to transmit a signal to the server 7.
The working principle of the invention is as follows: the mold 2 is conveyed to the mold placing table 3 which is positioned at the optimal working distance of the telecentric lens 4 by the conveying device, the sensor 6 is triggered to work at the moment and the information is transmitted to the server 7, the server 7 controls the camera 5 to shoot and collect the image of the mold 2, and the collected mold image is sent to the server 7; the server 7 sends a control signal to the mold placing table 3 to rotate, other directions of the mold are aligned to the high beam lens 4 through intermittent motion of the mold placing table 3, the image of the mold is sent to the server 7 after the camera 5 takes a picture, and finally the server 7 obtains a detection result through analyzing the image of the mold.
In the above embodiment, the sensor 6 is described as an example of the trigger member, but the present invention is not limited to this, and other trigger members may be used instead:
such as: and a proximity switch provided on one side of the mold placing table 3, and connected to the server 7 through a wire. When the mold approaches the proximity switch, a trigger signal is generated and output to the server 7, and then the server 7 controls the camera 5 to take a picture to acquire the image of the mold 2.
Such as: and an opto-electric switch provided on one side of the mold placing table 3 and connected to the server 7 through a wire. When the mold blocks light, a trigger signal is generated and output to the server 7, and then the server 7 controls the camera 5 to take a picture to acquire an image of the mold 2.
Such as: an encoder connected to the server 7 by a wire (which encoder may also be integrated in the server 7) sets the initial position and the specific distance in the encoder. After the whole mold detection device is started, the position of the first mold is set as the initial position of the encoder, and the specific distance is the distance between two adjacent molds.
The structure of the mold placing table 3 for realizing the intermittent motion in the above embodiment is described by taking a pair of incomplete gear pairs as an example, but the present invention is not limited thereto, and can also be realized by a servo motor, a ratchet pawl, a cam, and the like.
According to the technical scheme of the utility model, the utility model adopts the camera and the telecentric lens to take pictures of the mould, the image resolution is high, and the detection precision is improved; use special mould to place the platform for it is more stable to shoot the image.
In addition, the special die placing table rotates intermittently, images can be shot on the die in a multi-direction mode, and therefore comprehensiveness of sampled and measured data can be guaranteed.
Although the present invention has been described with reference to the preferred embodiments, the embodiments are not intended to limit the present invention. Any equivalent changes or modifications made without departing from the spirit and scope of the present invention also belong to the protection scope of the present invention. The scope of protection of the invention should therefore be determined with reference to the claims that follow.
Claims (6)
1. A mold detection device, characterized in that, the mold detection device includes:
a light source; a mold placing table; a telecentric lens; a camera; a trigger component and a server;
the light source and the telecentric lens are concentrically opposite, and the distance between the light source and the telecentric lens is greater than the working distance of the telecentric lens;
the telecentric lens is mounted on the camera;
the mould placing table is positioned between the light source and the telecentric lens and at the working distance of the telecentric lens;
a trigger member adapted to sense that a mold has been placed on the mold placing table;
and the server is connected with the light source, the telecentric lens, the mold placing table and the triggering component through lines.
2. The mold detection apparatus of claim 1, wherein the trigger member comprises:
a sensor disposed on one side of the mold placing table;
or,
a proximity switch disposed at one side of the mold placing table;
or,
and the photoelectric switch is arranged on one side of the mould placing table.
3. The mold detection apparatus of claim 1, wherein the trigger member comprises:
an encoder for setting an initial position and a specific distance.
4. The mold detecting apparatus according to claim 3, wherein the initial position is a position of a first mold after the mold detecting apparatus is started, and the specific distance is a distance between two adjacent molds.
5. The mold inspection apparatus of claim 1, 2, 3 or 4, wherein the mold placing table comprises:
a driving unit, a rotating shaft and a placing table;
the driving unit comprises a driving motor, a driving incomplete gear and a driven incomplete gear; an output shaft of the driving motor is connected with a driving incomplete gear, and the driving incomplete gear is meshed with a driven incomplete gear; the driven incomplete gear is connected with the rotating shaft;
the rotating shaft is connected with the placing table.
6. The mold inspection apparatus of claim 1, wherein the light source comprises one or more of the following:
the device comprises a flat light source with a parallel light-transmitting sheet, a telecentric parallel light source, a parallel light-collecting light source, a parallel surface light source and a coaxial parallel light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420082811.6U CN203772216U (en) | 2014-02-26 | 2014-02-26 | Die checking apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420082811.6U CN203772216U (en) | 2014-02-26 | 2014-02-26 | Die checking apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203772216U true CN203772216U (en) | 2014-08-13 |
Family
ID=51289399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420082811.6U Expired - Fee Related CN203772216U (en) | 2014-02-26 | 2014-02-26 | Die checking apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203772216U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108253903A (en) * | 2018-01-26 | 2018-07-06 | 芜湖金光汽车配件有限责任公司 | A kind of mould strength detection device |
| CN109141256A (en) * | 2018-10-23 | 2019-01-04 | 安徽农业大学 | A kind of crops Size Measuring System and method |
| CN111879248A (en) * | 2020-08-14 | 2020-11-03 | 中国兵器装备集团自动化研究所 | Explosion-proof image detection equipment and method for TJJ product detection |
| CN112815852A (en) * | 2019-11-16 | 2021-05-18 | 河南驼人医疗器械研究院有限公司 | Detection device and detection method for Y-type remaining needle matching distance |
| CN113534012A (en) * | 2021-07-28 | 2021-10-22 | 广东电网有限责任公司 | Line loss detection device and detection method |
-
2014
- 2014-02-26 CN CN201420082811.6U patent/CN203772216U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108253903A (en) * | 2018-01-26 | 2018-07-06 | 芜湖金光汽车配件有限责任公司 | A kind of mould strength detection device |
| CN109141256A (en) * | 2018-10-23 | 2019-01-04 | 安徽农业大学 | A kind of crops Size Measuring System and method |
| CN112815852A (en) * | 2019-11-16 | 2021-05-18 | 河南驼人医疗器械研究院有限公司 | Detection device and detection method for Y-type remaining needle matching distance |
| CN112815852B (en) * | 2019-11-16 | 2023-06-30 | 河南驼人医疗器械研究院有限公司 | Y-type indwelling needle matching distance detection device and detection method |
| CN111879248A (en) * | 2020-08-14 | 2020-11-03 | 中国兵器装备集团自动化研究所 | Explosion-proof image detection equipment and method for TJJ product detection |
| CN111879248B (en) * | 2020-08-14 | 2022-11-15 | 中国兵器装备集团自动化研究所 | Explosion-proof image detection equipment and method for detecting TJJ product |
| CN113534012A (en) * | 2021-07-28 | 2021-10-22 | 广东电网有限责任公司 | Line loss detection device and detection method |
| CN113534012B (en) * | 2021-07-28 | 2023-08-01 | 广东电网有限责任公司 | Line loss detection device and detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20210226 |