CN209639857U - Detect the device of surface of workpiece temperature on plastic products - Google Patents
Detect the device of surface of workpiece temperature on plastic products Download PDFInfo
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- CN209639857U CN209639857U CN201920575010.6U CN201920575010U CN209639857U CN 209639857 U CN209639857 U CN 209639857U CN 201920575010 U CN201920575010 U CN 201920575010U CN 209639857 U CN209639857 U CN 209639857U
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Abstract
The utility model provides a kind of device for detecting surface of workpiece temperature on plastic products, comprising: laser temperature-measuring probe, temperature signal transmitter, analog-digital converter, temperature display module, digital comparator, temperature setting module, feedback controller, digital analog converter, heater driver；The setting of laser temperature-measuring alignment probe metal works；The input terminal of the signal output end jointing temp signal transmitting device of laser temperature-measuring probe, the input terminal of the output termination analog-digital converter of temperature signal transmitter, one output end jointing temp display module of analog-digital converter, an input terminal of another output termination digital comparator；Temperature setting module connects another input terminal of digital comparator, and the output end of digital comparator connects the input terminal of feedback controller；The input terminal of the output termination digital analog converter of feedback controller, the input terminal of the output termination heater driver of digital analog converter, the output of heater driver terminate heating device.The utility model can be to heating metal works real time monitoring.
Description
Technical field
The utility model relates to a kind of temperature-detecting device, surface of workpiece temperature on especially a kind of detection plastic products
The device of degree.
Background technique
It in Shooting Technique, for the metal works needed and plastic products combine, needs first to be heated, because of heating
Metal works afterwards can more efficiently be bonded with plastics；
Traditional metal works heating is opened loop control, there is no device for monitoring temperature, sometimes results in and does not heat
Metal works are put into mold, to influence the stay in grade of injecting products.
Summary of the invention
For the deficiencies in the prior art, the utility model provides surface of workpiece on a kind of detection plastic products
The device of temperature realizes a kind of closed loop configuration of metal works temperature control and detection, can to the metal works of heating into
Row real time monitoring.The technical solution adopted in the utility model is:
The device of surface of workpiece temperature on a kind of detection plastic products, comprising: laser temperature-measuring probe, temperature signal become
It send device, analog-digital converter, temperature display module, digital comparator, temperature setting module, feedback controller, digital analog converter, add
Hot driver；
The laser temperature-measuring alignment probe metal works setting；
The input terminal of the signal output end jointing temp signal transmitting device of laser temperature-measuring probe, the output of temperature signal transmitter
The input terminal of analog-digital converter, an output end jointing temp display module of analog-digital converter are terminated, another output terminates numerical value
One input terminal of comparator；Temperature setting module connects another input terminal of digital comparator, and the output end of digital comparator is reversed
Present the input terminal of controller；
The input terminal of the output termination digital analog converter of feedback controller, the output of digital analog converter terminate heater driver
Input terminal, the output of heater driver terminates heating device.
Further, temperature display module and temperature setting module, which close, is set to a touch screen.
Alternatively, temperature display module uses display screen, temperature setting module includes key.
Utility model has the advantages that
1) metal works of heating can be monitored in real time.
2) closed-loop control is realized to the heating of metal works and monitoring.
3) it ensure that the quality of injecting products.
Detailed description of the invention
Fig. 1 is the structure composition schematic diagram of the utility model.
Specific embodiment
Below with reference to specific drawings and examples, the utility model is described in further detail.
As shown in Figure 1, heating device 5 is connected on grabbing device 6, metal works 4, which are placed on heating device 5, to be added
Heat；Heating device 5 is electric heater unit, such as heating wire or PTC heater part；
The utility model proposes a kind of detection plastic products on surface of workpiece temperature device, including laser temperature-measuring
Probe 1, temperature signal transmitter 7, analog-digital converter 8, temperature display module 9, digital comparator 10, temperature setting module 11,
Feedback controller 12, digital analog converter 13, heater driver 3；
The 1 alignment metal works setting of laser temperature-measuring probe；
The input terminal of the signal output end jointing temp signal transmitting device 7 of laser temperature-measuring probe 1, temperature signal transmitter 7
The input terminal of output termination analog-digital converter 8, an output end jointing temp display module 9 of analog-digital converter 8, another output end
Connect an input terminal of digital comparator 10；Temperature setting module 11 connects another input terminal of digital comparator 10, digital comparator
10 output end connects the input terminal of feedback controller 12；
The input terminal of the output termination digital analog converter 13 of feedback controller 12, the output of digital analog converter 13 terminate heating
The output of the input terminal of driver 3, heater driver 3 terminates heating device 5；
Above-mentioned connection structure constitutes the closed loop configuration of a kind of metal works temperature control and detection；
The laser irradiation that laser temperature-measuring probe 1 issues is to 4 surface of metal works；The light of reflection passes through laser temperature-measuring probe 1
It is converted into temperature signal；
Temperature signal is sent to analog-digital converter 13 by temperature signal transmitter 7；Temperature signal transmitter 7 includes temperature
Filter circuit, amplifying circuit of signal etc.；
Temperature signal is converted to digital quantity by analog quantity by analog-digital converter 13, on the one hand can by temperature display module 9
The surface temperature of real-time display metal works, the temperature signal of another aspect digital quantity are sent to one of digital comparator 10
Input terminal；Temperature setting module 11 can set the set temperature value of metal works heating, and then set temperature value is sent to number
It is worth another input terminal of comparator 10；Wherein, digital comparator 10 can be realized by corresponding digital circuit chip；
Difference of the surface of workpiece temperature of monitoring compared with set temperature value is sent to feedback by digital comparator 10
Controller 12；
Feedback controller 12 carries out heating temperature closed-loop control；The control signal of the output end output of feedback controller 12 is logical
It crosses digital analog converter 13 and is converted to analog quantity, then adjust the output electric current of heater driver 3；
Heater driver 3 generally includes current driving circuit and relay circuit, and current driving circuit realizes heating
The driving current of device 5, the on-off of the controllable refrigerating/heating apparatus 5 of relay circuit；
Temperature display module 9 and temperature setting module 11, which can close, to be located on a touch screen, alternatively, temperature display module 9 is adopted
With display screen, and temperature setting module 11 uses key；
Microprocessor can be used in feedback controller 12.
It should be noted last that the above specific embodiment is only to illustrate the technical solution of the utility model rather than limits
System, although the utility model is described in detail referring to example, those skilled in the art should understand that, it can be right
The technical solution of the utility model is modified or replaced equivalently, without departing from the spirit and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (3)
1. the device of surface of workpiece temperature on a kind of detection plastic products characterized by comprising laser temperature-measuring probe
(1), temperature signal transmitter (7), analog-digital converter (8), temperature display module (9), digital comparator (10), temperature set mould
Block (11), feedback controller (12), digital analog converter (13), heater driver (3)；
Laser temperature-measuring probe (1) the alignment metal works setting；
The input terminal of the signal output end jointing temp signal transmitting device (7) of laser temperature-measuring probe (1), temperature signal transmitter (7)
Output termination analog-digital converter (8) input terminal, an output end jointing temp display module (9) of analog-digital converter (8), separately
One input terminal of one output termination digital comparator (10)；Temperature setting module (11) connects another input of digital comparator (10)
End, the output end of digital comparator (10) connect the input terminal of feedback controller (12)；
The output termination of the input terminal of output termination digital analog converter (13) of feedback controller (12), digital analog converter (13) adds
The output of the input terminal of hot driver (3), heater driver (3) terminates heating device (5).
2. detecting the device of surface of workpiece temperature on plastic products as described in claim 1, which is characterized in that
Temperature display module (9) and temperature setting module (11), which close, is set to a touch screen.
3. detecting the device of surface of workpiece temperature on plastic products as described in claim 1, which is characterized in that
Temperature display module (9) uses display screen, and temperature setting module (11) includes key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920575010.6U CN209639857U (en) | 2019-04-25 | 2019-04-25 | Detect the device of surface of workpiece temperature on plastic products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920575010.6U CN209639857U (en) | 2019-04-25 | 2019-04-25 | Detect the device of surface of workpiece temperature on plastic products |
Publications (1)
| Publication Number | Publication Date |
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| CN209639857U true CN209639857U (en) | 2019-11-15 |
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| CN201920575010.6U Active CN209639857U (en) | 2019-04-25 | 2019-04-25 | Detect the device of surface of workpiece temperature on plastic products |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112684831A (en) * | 2020-12-04 | 2021-04-20 | 辽沈工业集团有限公司 | Copper-clad steel plate hot-rolling heating temperature control system |
-
2019
- 2019-04-25 CN CN201920575010.6U patent/CN209639857U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112684831A (en) * | 2020-12-04 | 2021-04-20 | 辽沈工业集团有限公司 | Copper-clad steel plate hot-rolling heating temperature control system |
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