CN204702281U - A kind of anti-offset lapper - Google Patents
A kind of anti-offset lapper Download PDFInfo
- Publication number
- CN204702281U CN204702281U CN201520269151.7U CN201520269151U CN204702281U CN 204702281 U CN204702281 U CN 204702281U CN 201520269151 U CN201520269151 U CN 201520269151U CN 204702281 U CN204702281 U CN 204702281U
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- Prior art keywords
- offset
- resistance
- module
- lapper
- reference voltage
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Abstract
The utility model discloses a kind of anti-offset lapper, comprising the portion of unreeling, slitting unit, winding portion and the feed circuit for driving, the housing of described anti-offset lapper is provided with vibration transmitters, and described vibration transmitters is connected with anti-offset circuit; Described anti-offset circuit comprises detection module, is coupled to vibration transmitters, is converted into voltage signal for the current signal fed back by vibration transmitters; Base modules, for providing reference voltage; Comparison module, is coupled to detection module and base modules, when voltage signal is greater than reference voltage, and output abnormality signal; Execution module, is coupled to comparison module, when receiving abnormal signal, jumps the electrical connection of disconnected external power supply and described feed circuit.Shop personnel can easily know by detecting device of the present utility model the drift condition that this equipment produces in work process, and can choose this equipment disconnected when side-play amount is excessive, to ensure the safety of product design and manufacturing line.
Description
Technical field
The utility model relates to a kind of cloth process units, and more particularly, it relates to a kind of anti-offset lapper.
Background technology
Lapper is mainly used in the trimming of the wide cut coiled materials such as nonwoven fabrics or cuts, be 75 ㎜ by paper tube internal diameter, nonwoven fabrics external diameter is 600 ㎜, and length is the reel base material nonwoven fabrics within 1600 ㎜, cut into some volumes of actual needs size, the narrowlyest divide the edge cover strip switching to 18 ㎜.Again the cloth cut is carried out the shaping function of rolling.
It is primarily of three part compositions, and one, unreel part: 1, automatic deviation correction unreeling structure, join constant tension system.2, mechanical unwinding rack unreels, and magnet stopper controls tension force, without correction.Unwinding tension controls: unwinding tension adopts electromagnetic power brake to control, can manual regulation.Two, itemize part: 1, dise knife is initiatively cut.2, roller type meter counter is equipped with, convenient calculating rolling length.Three, rolling part, two slip shaft rolling, design for nonwoven fabrics material feature, because nonwoven fabrics is flexible, and unlike film, thickness is even, adopts common gas expansion shaft rolling, when cutting wide bar, effect difference is little, but some volume will be caused when cutting fillet more loose, and some volume is relatively tighter, and result is exactly that rolling is irregular.Use slip shaft rolling, can allowing paper tube on axle, have certain slippage, ensure that each elasticity of rolling up is all identical, also can reach good rolling regularity when cutting fillet.
But because itemize part needs dise knife constantly to contact with cloth, and cloth because of cloth may exist impurity or cutting knife there is breach time, be all very easy to cause whole device to vibrate, and vibration exceedes certain amplitude, complete machine will be caused to run unstability and occur defect ware, easily cause potential safety hazard.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide can jump disconnected a kind of lapper automatically when amplitude is too high.
For achieving the above object, the utility model provides following technical scheme: a kind of anti-offset lapper, comprise the portion of unreeling, slitting unit, winding portion and the feed circuit for driving, the housing of described anti-offset lapper is provided with vibration transmitters, and described vibration transmitters is connected with anti-offset circuit; Described anti-offset circuit comprises detection module, is coupled to vibration transmitters, is converted into voltage signal for the current signal fed back by vibration transmitters; Base modules, for providing reference voltage; Comparison module, is coupled to detection module and base modules, when voltage signal is greater than reference voltage, and output abnormality signal; Execution module, is coupled to comparison module, when receiving abnormal signal, jumps the electrical connection of disconnected external power supply and described feed circuit.
Such setting, by the setting of vibration transmitters, the vibration side-play amount (analog quantity) of whole device can be converted into current signal, by detection module, current signal is converted into the voltage signal that can compare again, then by base modules, just a preset value can be set, so when the voltage signal be transformed is greater than reference signal, namely side-play amount is greater than preset value, so judge that this device is in vibration g-load state, comparison module will send abnormal signal to execution module, execution module receives abnormal signal, and the electrical connection of choosing between disconnected external power supply and feed circuit, to ensure whole device security, and the quality of product, and shop maintenance personnel can by closing switch again, make its work that resets.
The utility model can be set to further: described detection module comprises the first resistance and the second resistance that are arranged in series, and the node that described first resistance and the second resistance couple formation provides voltage signal.
The utility model can be set to further: described base modules comprises the first reference section, described first reference section comprises the 3rd resistance, the 4th resistance and the 5th resistance that are arranged in series successively, and the node that described 3rd resistance and the 4th resistance couple provides reference voltage.
The utility model can be set to further: described comparison module comprises the first comparator, and its mouth is used for output abnormality signal.
The utility model can be set to further: described base modules also comprises the second reference section, and described second reference section is used for providing instruction reference voltage; Comparison module also comprises the second comparator, the input end of described second comparator is connected to the second reference section and detection module, and its mouth is connected to indicating module, and described indicating module comprises indicator lamp, when voltage signal is greater than instruction reference voltage, described indicator lamp must conduct.
The utility model can be set to further: described base modules also comprises the 3rd reference section, and described 3rd reference section is used for providing alarm reference voltage; Comparison module also comprises the 3rd comparator, the input end of described 3rd comparator is connected to the 3rd reference section and detection module, and its mouth is connected to alarm module, and described alarm module comprises buzzer phone, when voltage signal is greater than alarm reference voltage, described buzzer phone obtains electric work.
Compared to prior art, the utility model creates following beneficial effect: shop personnel can easily know by detecting device of the present utility model the drift condition that this equipment produces in work process, and this equipment disconnected can be jumped when side-play amount is excessive, to ensure the safety of product design and manufacturing line.
Accompanying drawing explanation
Fig. 1 is the utility model External view;
Fig. 2 is the utility model circuit diagram.
Reference numeral: 1, detection module; 21, the first reference section; 22, the second reference section; 23, the 3rd reference section; 31, the first comparator; 32, the second comparator; 33, the 3rd comparator; 41, execution module; 42, indicating module; 43, alarm module; 5, feed circuit; A1, unreel portion; A2, slitting unit; A3, winding portion.
Detailed description of the invention
With reference to Fig. 1, the utility model embodiment is described further.
A kind of anti-offset lapper, comprise and unreel portion A1, slitting unit A2, winding portion A3 and the feed circuit 5 for driving, the housing of anti-offset lapper is provided with vibration transmitters, and vibration transmitters is connected with anti-offset circuit; The main circuit such as to send form by acceleration sensor and measurement, conversion, integration, amplification, change.Transmitter provides the electric current of 4-20mA to export corresponding to observed reading, for convenience of in vibration analysis, provides vibration signal Vbuf to export (output resistance is 100K about Ω).Anti-offset circuit comprises detection module 1, is coupled to vibration transmitters, is converted into voltage signal for the current signal fed back by vibration transmitters; Detection module 1 comprises the first resistance R1 and the second resistance R2 that are arranged in series, the node that first resistance R1 and the second resistance R2 couples formation provides voltage signal, by the setting of the first resistance R1 and the second resistance R2, current signal can be converted into voltage signal to export, for comparing with the reference voltage signal preset.
Base modules, for providing reference voltage; Base modules comprises the first reference section 21, first reference section 21 and comprises the 3rd resistance R3, the 4th resistance R4 and the 5th resistance R5 that are arranged in series successively, and the node that the 3rd resistance R3 and the 4th resistance R4 couples provides reference voltage.Base modules also comprises the second reference section 22, second reference section 22 for providing instruction reference voltage; Comprise the 6th resistance R6, the 7th resistance R7 and the 8th resistance R8 that are arranged in series successively; The node that 6th resistance R6 and the 7th resistance R7 couples provides instruction reference voltage; Base modules also comprises the 3rd reference section the 23, three reference section 23 for providing alarm reference voltage; Comprise the 9th resistance R9, the tenth resistance R10 and the 11 resistance R11 that connect successively, the node that 9th resistance R9 and the tenth resistance R10 couples provides alarm reference voltage, if there is slight shift in mechanical hull of the present utility model, so so the indicator lamp that can control follow-up indicating module 42 is bright, the second reference section 22 predeterminated voltage too small (being less than reference voltage because the instruction reference voltage preset is less than alarm reference voltage) represents that skew appears in housing; If side-play amount increases, so alarm module 43 works, and represents that housing skew it is noted that if side-play amount is excessive, will directly be jumped by whole equipment disconnected.
Comparison module, is coupled to detection module 1 and base modules, when voltage signal is greater than reference voltage, and output abnormality signal; Comparison module comprises the first comparator 31/U1, and its mouth is used for output abnormality signal.Comparison module also comprises the second comparator 32/U2, the input end of the second comparator 32/U2 is connected to the second reference section 22 and detection module 1, and its mouth is connected to indicating module 42, and indicating module 42 comprises indicator lamp, when voltage signal is greater than instruction reference voltage, indicator lamp must conduct.Comparison module also comprises the 3rd comparator 33/U3, the input end of the 3rd comparator 33/U3 is connected to the 3rd reference section 23 and detection module 1, and its mouth is connected to alarm module 43, and alarm module 43 comprises buzzer phone SP, when voltage signal is greater than alarm reference voltage, buzzer phone SP obtains electric work.Comparison module comprises three comparators, and its mouth is connected to the input end of a three value and gate respectively, and the mouth of three value and gate is connected to the first switching valve, and the first switching valve is for controlling execution module 41; The mouth of the second comparator 32/U2 is also connected to the control pole of second switch pipe, and for controlling indicating module 42, the mouth of the 3rd comparator 33/U3 is also connected to the control pole of the 3rd switching valve, for being connected to alarm module 43.So, if execution module 41 will be made to jump disconnected feed circuit, just need to be high level with three input ends of door, arrange like this, the impact of disturbance can be got rid of.
Execution module 41, is coupled to comparison module, when receiving abnormal signal, jumps the electrical connection of disconnected external power supply and feed circuit 5.
In the present embodiment, other modules all arrange corresponding indicator lamp (LED1, LED2, LED3), and just its color arranges difference, and for distinguishing, when each module is enable, corresponding indicator lamp will conducting.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. an anti-offset lapper, comprising the portion of unreeling, slitting unit, winding portion and the feed circuit for driving, it is characterized in that: the housing of described anti-offset lapper is provided with vibration transmitters, and described vibration transmitters is connected with anti-offset circuit; Described anti-offset circuit comprises
Detection module, is coupled to vibration transmitters, is converted into voltage signal for the current signal fed back by vibration transmitters;
Base modules, for providing reference voltage;
Comparison module, is coupled to detection module and base modules, when voltage signal is greater than reference voltage, and output abnormality signal;
Execution module, is coupled to comparison module, when receiving abnormal signal, jumps the electrical connection of disconnected external power supply and described feed circuit.
2. the anti-offset lapper of one according to claim 1, is characterized in that: described detection module comprises the first resistance and the second resistance that are arranged in series, and the node that described first resistance and the second resistance couple formation provides voltage signal.
3. the anti-offset lapper of one according to claim 2, it is characterized in that: described base modules comprises the first reference section, described first reference section comprises the 3rd resistance, the 4th resistance and the 5th resistance that are arranged in series successively, and the node that described 3rd resistance and the 4th resistance couple provides reference voltage.
4. the anti-offset lapper of one according to claim 3, is characterized in that: described comparison module comprises the first comparator, and its mouth is used for output abnormality signal.
5. the anti-offset lapper of one according to claim 1 or 2 or 3 or 4, it is characterized in that: described base modules also comprises the second reference section, described second reference section is used for providing instruction reference voltage; Comparison module also comprises the second comparator, the input end of described second comparator is connected to the second reference section and detection module, and its mouth is connected to indicating module, and described indicating module comprises indicator lamp, when voltage signal is greater than instruction reference voltage, described indicator lamp must conduct.
6. the anti-offset lapper of one according to claim 5, is characterized in that: described base modules also comprises the 3rd reference section, and described 3rd reference section is used for providing alarm reference voltage; Comparison module also comprises the 3rd comparator, the input end of described 3rd comparator is connected to the 3rd reference section and detection module, and its mouth is connected to alarm module, and described alarm module comprises buzzer phone, when voltage signal is greater than alarm reference voltage, described buzzer phone obtains electric work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520269151.7U CN204702281U (en) | 2015-04-29 | 2015-04-29 | A kind of anti-offset lapper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520269151.7U CN204702281U (en) | 2015-04-29 | 2015-04-29 | A kind of anti-offset lapper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204702281U true CN204702281U (en) | 2015-10-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520269151.7U Expired - Fee Related CN204702281U (en) | 2015-04-29 | 2015-04-29 | A kind of anti-offset lapper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204702281U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105480767A (en) * | 2015-11-30 | 2016-04-13 | 林英强 | Slitting and bubble-removing mechanism for adhesive tape |
-
2015
- 2015-04-29 CN CN201520269151.7U patent/CN204702281U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105480767A (en) * | 2015-11-30 | 2016-04-13 | 林英强 | Slitting and bubble-removing mechanism for adhesive tape |
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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 |
Granted publication date: 20151014 Termination date: 20160429 |