CN111076693A - Die gap uniformity detection system - Google Patents
Die gap uniformity detection system Download PDFInfo
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- CN111076693A CN111076693A CN201911369684.1A CN201911369684A CN111076693A CN 111076693 A CN111076693 A CN 111076693A CN 201911369684 A CN201911369684 A CN 201911369684A CN 111076693 A CN111076693 A CN 111076693A
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- die
- flexible sensor
- pressure signals
- detection system
- flexible
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/16—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring distance of clearance between spaced objects
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/18—Measuring force or stress, in general using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material
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- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a die gap uniformity detection system, which comprises a flexible sensor array, a signal processing module and a display window, wherein the flexible sensor array, the signal processing module and the display window are sequentially connected; the flexible sensor array comprises a plurality of flexible sensor units, is arranged on the molded surface of a male die or a female die of the die and is used for acquiring pressure signals between the male die and the female die; the signal processing module is used for receiving the pressure signals sent by the flexible sensor units, processing the pressure signals and sending the processed pressure signals to the display window; the display window is used for graphically displaying the pressure signals between the male die and the female die and displaying corresponding pressure values. The system utilizes the flexible sensor unit to collect pressure signals between the male die and the female die, and obtains the uniformity of the die gap after processing, thereby providing technical support for the production and inspection of the die.
Description
Technical Field
The invention belongs to the field of mold production and detection, and particularly relates to a mold gap uniformity detection system.
Background
The clearance degree between the unsmooth mould on the mould not only influences the quality of part and the live time of mould, but also influences the production assembly of mould and the assembly in later stage, therefore mould clearance degree of consistency is the important index that needs detect, but after the mould used a period, to the mould of complicated profile, the clearance degree of consistency detected very difficultly.
Disclosure of Invention
The invention aims to provide a die gap uniformity detection system, which utilizes a flexible sensor unit to acquire a pressure signal between a male die and a female die and obtains the die gap uniformity after processing, thereby providing technical support for the production and inspection of dies.
The technical scheme adopted by the invention is as follows:
a die gap uniformity detection system comprises a flexible sensor array, a signal processing module and a display window which are sequentially connected; the flexible sensor array comprises a plurality of flexible sensor units, is arranged on the molded surface of a male die or a female die of the die and is used for acquiring pressure signals between the male die and the female die; the signal processing module is used for receiving the pressure signals sent by the flexible sensor units, processing the pressure signals and sending the processed pressure signals to the display window; the display window is used for graphically displaying the pressure signals between the male die and the female die and displaying corresponding pressure values.
Furthermore, the signal processing module comprises a signal amplifier, a signal converter, a control memory and a communication device which are connected in sequence; the signal amplifier is connected with the flexible sensor array and used for amplifying the pressure signals acquired by the flexible sensor array; the signal converter is used for performing R/V and analog-to-digital conversion processing on the amplified pressure signal; the control memory is used for storing and managing the obtained digital signals and sending transmission signals to the communication device; and the communication device is used for sending out the processed pressure signal between the male die and the female die.
Furthermore, the communication device has a serial port, WIFI or Bluetooth transmission mode.
Further, the flexible sensor unit is customized according to the die, and the thickness of the flexible sensor unit is manufactured according to the maximum clearance between the molded surfaces of the male die and the female die of the die.
Furthermore, before the flexible sensor unit is used, the flexible sensor unit is calibrated according to the size of the gap between the molded surfaces of the male die and the female die of the die, different colors are displayed on a display interface by different gaps, and the uniformity of the gap is judged according to the displayed colors.
Further, the flexible sensor unit is a flexible piezoresistive sensor.
Further, the flexible piezoresistive sensor is made of one material or a plurality of materials.
The invention has the beneficial effects that:
the system utilizes the flexible sensor unit to collect pressure signals between the male die and the female die, and obtains the uniformity of the die gap after processing, thereby providing technical support for the production and inspection of the die.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Figure 2 is a schematic view of the arrangement of a flexible sensor array on the profile of a male mold in an embodiment of the invention.
FIG. 3 is a schematic representation of the arrangement of the flexible sensor array on the mold surface of the female mold in an embodiment of the invention.
FIG. 4 is a schematic illustration of calibration of a flexible sensor unit in an embodiment of the invention.
Detailed Description
The invention is further described below with reference to the figures and examples.
As shown in fig. 1 to 3, a system for detecting uniformity of a mold gap includes a flexible sensor array 1, a signal processing module 2 and a display window 3, which are connected in sequence; the flexible sensor array 1 comprises a plurality of flexible sensor units 10, is arranged on the molded surface of the male die 4 or the female die 5 of the die and is used for acquiring pressure signals between the male die 4 and the female die 5; the signal processing module 2 is used for receiving the pressure signals sent by the flexible sensor units 10, processing the pressure signals and sending the processed pressure signals to the display window 3; the display window 3 is used for graphically displaying the pressure signals between the male die 4 and the female die 5 and displaying corresponding pressure values. The system utilizes the flexible sensor unit 10 to collect pressure signals between the male die and the female die, and obtains the uniformity of the die gap after processing, thereby providing technical support for the production and inspection of the die.
As shown in fig. 1, in the present embodiment, the signal processing module 2 includes a signal amplifier 21, a signal converter 22, a control memory 23 and a communication device 24 which are connected in sequence; the signal amplifier 21 is connected with the flexible sensor array 1 and is used for amplifying the pressure signals acquired by the flexible sensor array 1; the signal converter 22 is used for performing R/V and analog-to-digital conversion processing on the amplified pressure signal; the control memory 23 is used for storing and managing the obtained digital signals and sending transmission signals to the communication device 24; the communication device 24 is used for sending out the processed pressure signals between the male die 4 and the female die 5 in a serial port, WIFI, Bluetooth and other modes.
The flexible sensor unit 10 is customized according to a mold, and the thickness of the flexible sensor unit 10 is manufactured according to the maximum clearance between the molded surfaces of the male mold 4 and the female mold 5 of the mold. As shown in fig. 4, before the flexible sensor unit 10 is used, the distance between the upper pressing plate 61 and the lower pressing plate 62 of the flexible sensor unit 10 is calibrated, different colors are displayed on the display interface 3 at different gaps, and the uniformity of the gap is judged according to the displayed colors.
In the present embodiment, the flexible sensor unit 10 is a flexible piezoresistive sensor made of one material or doped with multiple materials.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (7)
1. The utility model provides a mould clearance degree of consistency detecting system which characterized in that: the device comprises a flexible sensor array, a signal processing module and a display window which are connected in sequence; the flexible sensor array comprises a plurality of flexible sensor units, is arranged on the molded surface of a male die or a female die of the die and is used for acquiring pressure signals between the male die and the female die; the signal processing module is used for receiving the pressure signals sent by the flexible sensor units, processing the pressure signals and sending the processed pressure signals to the display window; the display window is used for graphically displaying the pressure signals between the male die and the female die and displaying corresponding pressure values.
2. The mold gap uniformity detection system of claim 1, wherein: the signal processing module comprises a signal amplifier, a signal converter, a control memory and a communication device which are connected in sequence; the signal amplifier is connected with the flexible sensor array and used for amplifying the pressure signals acquired by the flexible sensor array; the signal converter is used for performing R/V and analog-to-digital conversion processing on the amplified pressure signal; the control memory is used for storing and managing the obtained digital signals and sending transmission signals to the communication device; and the communication device is used for sending out the processed pressure signal between the male die and the female die.
3. The mold gap uniformity detection system of claim 2, wherein: the communication device has a transmission mode of serial port, WIFI or Bluetooth.
4. The mold gap uniformity detection system of claim 1, wherein: the flexible sensor unit is customized according to the die, and the thickness of the flexible sensor unit is manufactured according to the maximum clearance between the molded surfaces of the male die and the female die of the die.
5. The mold gap uniformity detection system of claim 1, wherein: before the flexible sensor unit is used, the flexible sensor unit is calibrated according to the size of a gap between molded surfaces of a male die and a female die of the die, different colors are displayed on a display interface by different gaps, and the uniformity of a gap is judged according to the displayed colors.
6. The mold gap uniformity detection system of claim 1, wherein: the flexible sensor unit is a flexible piezoresistive sensor.
7. The mold gap uniformity detection system of claim 6, wherein: the flexible piezoresistive sensor is made of one material or a plurality of materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911369684.1A CN111076693A (en) | 2019-12-26 | 2019-12-26 | Die gap uniformity detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911369684.1A CN111076693A (en) | 2019-12-26 | 2019-12-26 | Die gap uniformity detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111076693A true CN111076693A (en) | 2020-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911369684.1A Pending CN111076693A (en) | 2019-12-26 | 2019-12-26 | Die gap uniformity detection system |
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| Country | Link |
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| CN (1) | CN111076693A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678484A (en) * | 2020-06-25 | 2020-09-18 | 博讯光电科技(合肥)有限公司 | Complete machine matching device of display module and interference checking method |
Citations (8)
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|---|---|---|---|---|
| JPH08128821A (en) * | 1994-10-28 | 1996-05-21 | Nkk Corp | Method and instrument for measuring gap |
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| CN1952598A (en) * | 2005-10-20 | 2007-04-25 | 株式会社高桥型精 | Board for measuring parallelism between surfaces of upper and lower surface plates, system for measuring parallelism between surfaces of upper and lower surface plates, and method for adjusting distan |
| JP2007127575A (en) * | 2005-11-07 | 2007-05-24 | Toyota Motor Corp | Method of measuring molding space between molds |
| CN105115464A (en) * | 2015-08-25 | 2015-12-02 | 兰州兰石集团有限公司 | Measuring method for mold clearance of plate molding of plate type heat exchanger |
| CN104624725B (en) * | 2014-12-04 | 2016-09-21 | 广西科技大学 | Car panel die matched moulds gap measuring method |
| CN109248939A (en) * | 2018-10-29 | 2019-01-22 | 上汽大众汽车有限公司 | A kind of measurement method of stamping die molding surplus |
| CN209263933U (en) * | 2018-12-12 | 2019-08-16 | 广东省特种设备检测研究院中山检测院 | A kind of elevator safety clearance measurement instrument based on ITO coating |
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2019
- 2019-12-26 CN CN201911369684.1A patent/CN111076693A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08128821A (en) * | 1994-10-28 | 1996-05-21 | Nkk Corp | Method and instrument for measuring gap |
| CN1946536A (en) * | 2004-04-23 | 2007-04-11 | 赫斯基注射器成型系统有限公司 | Method and apparatus for controlling a vent gap with active material elements |
| CN1952598A (en) * | 2005-10-20 | 2007-04-25 | 株式会社高桥型精 | Board for measuring parallelism between surfaces of upper and lower surface plates, system for measuring parallelism between surfaces of upper and lower surface plates, and method for adjusting distan |
| JP2007127575A (en) * | 2005-11-07 | 2007-05-24 | Toyota Motor Corp | Method of measuring molding space between molds |
| CN104624725B (en) * | 2014-12-04 | 2016-09-21 | 广西科技大学 | Car panel die matched moulds gap measuring method |
| CN105115464A (en) * | 2015-08-25 | 2015-12-02 | 兰州兰石集团有限公司 | Measuring method for mold clearance of plate molding of plate type heat exchanger |
| CN109248939A (en) * | 2018-10-29 | 2019-01-22 | 上汽大众汽车有限公司 | A kind of measurement method of stamping die molding surplus |
| CN209263933U (en) * | 2018-12-12 | 2019-08-16 | 广东省特种设备检测研究院中山检测院 | A kind of elevator safety clearance measurement instrument based on ITO coating |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678484A (en) * | 2020-06-25 | 2020-09-18 | 博讯光电科技(合肥)有限公司 | Complete machine matching device of display module and interference checking method |
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Application publication date: 20200428 |