CN214684737U - Exhaust system for marking device - Google Patents
Exhaust system for marking device Download PDFInfo
- Publication number
- CN214684737U CN214684737U CN202120647698.1U CN202120647698U CN214684737U CN 214684737 U CN214684737 U CN 214684737U CN 202120647698 U CN202120647698 U CN 202120647698U CN 214684737 U CN214684737 U CN 214684737U
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- Prior art keywords
- pipeline
- telescopic
- laser
- lower pipeline
- fan
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- 239000003517 fume Substances 0.000 claims abstract description 22
- 239000000779 smoke Substances 0.000 claims description 53
- 230000005540 biological transmission Effects 0.000 claims description 25
- 239000002184 metal Substances 0.000 claims description 22
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 238000001914 filtration Methods 0.000 claims description 10
- 239000007789 gas Substances 0.000 claims description 10
- 238000000605 extraction Methods 0.000 claims description 7
- 238000005086 pumping Methods 0.000 claims description 3
- 238000013022 venting Methods 0.000 claims 6
- 239000007787 solid Substances 0.000 abstract description 11
- 239000002245 particle Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 7
- 239000002699 waste material Substances 0.000 abstract description 6
- 238000001179 sorption measurement Methods 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 239000000428 dust Substances 0.000 description 6
- 238000005457 optimization Methods 0.000 description 6
- 235000019504 cigarettes Nutrition 0.000 description 4
- 239000013618 particulate matter Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000010330 laser marking Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000010147 laser engraving Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Abstract
The utility model relates to a laser fume extractor technical field specifically discloses a beat exhaust system that mark device was used, including laser device, fume extractor and conveyer, laser device includes laser arm and radium-shine mouth, and fume extractor includes fan, last pipeline, lower pipeline and control switch, its characterized in that: the lower pipeline is arranged above the conveying device, the air outlet of the lower pipeline is connected with the air suction port of the fan, the air exhaust port of the fan is connected with the air inlet of the upper pipeline, the control switch is arranged on the outer side wall of the lower pipeline and connected with the fan, the air inlet of the lower pipeline is connected with an elbow, the opening of the air suction port of the elbow corresponds to the position of the laser port, and the upper pipeline and the lower pipeline are made of corrugated pipes. The purpose of this patent is to solve the smog that the laser inscription in-process produced and the problem of solid particle waste matter to an automatic control system that discharges fume is provided.
Description
Technical Field
The invention relates to the technical field of laser fume extractor, in particular to an exhaust system for a marking device.
Background
The laser carving technique commonly used in industrial production prints trademarks or patterns to commodities, and the laser carving technique is convenient and fast, but can produce heat and smoke dust when the in-process laser that uses is carved the object, releases harmful solid particulate matter.
Disclosure of Invention
Not enough to prior art, the utility model provides a technical problem provide an automatic beat exhaust system that mark device was used, solve the problem of the smoke and dust and the solid particle wastes material that produce in the laser sculpture.
In order to solve the above problem, the utility model discloses the technical scheme who adopts is: the utility model provides an exhaust system that mark device was used, includes laser device, fume extractor and conveyer, and laser device includes laser arm and radium-shine mouth, and fume extractor includes fan, upper pipe way, lower pipeline and control switch, the lower pipeline sets up in the conveyer top, and lower pipeline gas outlet is connected with the fan extraction opening, and the fan gas vent is connected with upper pipe way air inlet, control switch sets up on the pipeline lateral wall down, and control switch is connected with the fan, the lower pipeline air inlet is connected with the elbow, and the elbow corresponds the position with radium-shine mouth and is provided with the extraction opening, the upper pipe way is made by the bellows with lower pipeline. The beneficial effects of this scheme lie in, solve the solid particle waste matter that laser marking device operation in-process produced, provide the device of solid smoke and dust of emission.
The utility model adopts the technical proposal that: the utility model provides an exhaust system that mark device was used, includes laser device, fume extractor and conveyer, and laser device includes laser arm and radium-shine mouth, and fume extractor includes fan, connecting device and last pipeline, well pipeline and lower pipeline, the electro-magnet is installed to laser arm side, the pipeline side is fixed with the metal block down, and the metal block is in same horizontal plane with the electro-magnet and corresponds in opposite directions, laser device passes through the electro-magnet with fume extractor and is connected with the metal block, opens when the electro-magnet, and the metal block adsorbs with the electro-magnet to be connected, closes when the electro-magnet, metal block and electro-magnet separation, fan extraction opening and well pipeline one end interface connection, gas outlet and last pipeline connection, connecting device comprises flexible pipe, and well pipeline other end interface intercommunication, flexible pipe intercommunication lower pipeline, lower pipeline intercommunication have flexible arm.
The beneficial effect that this scheme produced is: provide a scheme of discharging fume for laser marking device, carry out effectual absorption emission to the solid particle waste matter that produces when marking, this scheme has adopted the electromagnetic adsorption's connected mode simultaneously, has realized automatic control fume extractor and laser device's separation and is connected, the fume extractor's of being convenient for dismantlement and maintenance.
The first preferred scheme is as follows: as the further optimization to the basic scheme, well pipeline lateral wall is connected with first telescopic shaft with lower pipeline top, first telescopic shaft one end and the fixed hinged joint of well pipeline lateral wall, the other end and the fixed hinged joint in lower pipeline top, the outer axle of first telescopic shaft is provided with lock nut, the fixed hinged joint in lower pipeline top has the second telescopic shaft, the level setting of second telescopic shaft just with the perpendicular hinged joint fixed connection of well pipeline lateral wall, well pipeline lower part fixedly connected with back shaft, the back shaft other end and lower pipeline lateral wall fixed connection, back shaft and second telescopic shaft are in parallel state in the coplanar. The beneficial effect of this scheme lies in, produces unstable factor when eliminating flexible pipe and pipeline intercommunication, makes fume extractor keep the level stable when the operation.
The preferred scheme II is as follows: as a further optimization of the first preferred scheme, a telescopic device is arranged in the lower pipeline, and a controller is arranged at the lower end of the side wall of the lower pipeline to control the telescopic arm of the pipeline arm to stretch up and down in the lower pipeline. This preferred scheme beneficial effect lies in through setting up being connected of telescoping device and controller, and the control arm that stretches out and draws back from top to bottom in the pipeline down.
The preferable scheme is three: as a further optimization of the second preferred scheme, two micro motors corresponding to the positions are fixed on the inner wall of the lower pipeline, the two micro motors are respectively connected with corresponding transmission belts, the transmission belts on the two sides are respectively connected with pulley blocks, one pulley block comprises a fixed pulley and a movable pulley, the fixed pulley of the pulley block is fixed on the inner side wall of the lower pipeline through a wheel shaft, one pulley block comprises a fixed pulley and a movable pulley, the wheel shaft of the movable pulley is fixedly and rotatably connected with a transmission shaft, the transmission shaft is fixedly connected with a telescopic arm, a limiting rod is fixed at the top end of the position corresponding to the upper part of the micro motor, and the limiting rod can block the movable pulley from sliding downwards. The beneficial effect of this preferred scheme lies in providing the transmission mode that an optimal pulley is connected for telescoping device and controller connected mode, and control pipeline arm reciprocates in the conveyer top, and the position of accurate control receipts cigarette device promotes the effect of receiving the cigarette device.
The preferable scheme is four: as a further optimization of the basic scheme, the telescopic arm is communicated with a communication port, the communication port is communicated with a smoke collecting hood, the smoke collecting hood is composed of a conical hood body, the cross sectional area of one side of the smoke collecting hood is larger than that of the other side, a large-area side edge port of the smoke collecting hood corresponds to the smoke exhaust position of the laser port, a small-area side edge port of the smoke collecting hood is communicated with the telescopic arm, and a smoke sensor is arranged on the outer edge port of the smoke collecting hood. This preferred scheme's beneficial effect lies in receiving the petticoat pipe through setting up at the intercommunication mouth, enlarges the receipts cigarette area of flexible arm passway, promotes on the basis of flexible arm control position and receives the cigarette effect, strengthens the collection and the adsorption effect of smog, realizes automated control fan switch, control fume extractor's operation through setting up the smoke detector.
The preferable scheme is five: as a further optimization of the basic scheme, the joints at the two ends of the telescopic pipe are respectively provided with 4 positioning holes along the circumferential direction, the joint of the middle pipeline and the telescopic pipe is provided with a corresponding positioning hole, the joint of the lower pipeline and the telescopic pipe is provided with a corresponding positioning hole, the positioning holes at the two ends of the telescopic pipe are respectively fixedly connected with the positioning hole at the inner lower end of the middle pipeline and the positioning hole at the upper end of the lower pipeline through bolts, and the bolts at the two ends of the telescopic pipe are connected with springs in a one-to-one correspondence manner. The beneficial effects of this preferred scheme lie in solving the not enough of flexible pipe shrink effect when the shrink, strengthen whole connecting device's the effect of stretching and shrink, strengthen the effect that resets.
The preferable scheme is six: as the further optimization to the basic scheme, the position of the air outlet of the upper pipeline is provided with a filtering device, the filtering device comprises a first filter screen, a second filter screen and a collecting tank, the first filter screen and the second filter screen are arranged along the circumference of the inner wall of the upper pipeline, the second filter screen is arranged at the position of the air outlet of the upper pipeline, the first filter screen is arranged along the direction of the air inlet in the pipeline along the air outlet of the upper pipeline, the first filter screen and the second filter screen are separated by 10-15cm, the positions of the joints of the first filter screen and the second filter screen and the joints of the upper pipeline correspond to the openings of the walls of the lower pipeline, and the openings are detachably connected with the collecting tank. The beneficial effect of this preferred scheme lies in solving the solid particle waste problem of arranging the department in the exhaust pipe to provide the scheme of adsorption filtration and collection, through secondary filter, promoted adsorption filtration and waste collection effect, had the advantage of environmental protection.
Drawings
Figure 1 shows an embodiment 1 of the present invention,
figure 2 shows an embodiment 2 of the present invention,
figure 3 is an enlarged view of the connecting device A of the embodiment 2 of the present invention,
FIG. 4 is an enlarged view of a telescopic device B in accordance with embodiment 2 of the present invention,
fig. 5 is an enlarged view of a filtering device C according to embodiment 2 of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a laser device 1, a smoke exhaust device 2, a conveying device 3, a laser arm 4, a laser port 5, an electromagnet 6, a metal block 7, a fan 8, a controller 9, a filtering device 10, a connecting device 11, a smoke collecting hood 12, an upper pipeline 13, a middle pipeline 14, a lower pipeline 15, a smoke sensor 16, a telescopic arm 17, a communication port 18, a control switch 19, an elbow 20, a first filter screen 101, a second filter screen 102, a collecting tank 103, a first telescopic shaft 110, a second telescopic shaft 111, a supporting shaft 113, a spring 114, a telescopic pipe 115, a positioning hole 116, a locking nut 117, a fixed pulley 901, a micromotor 902, a transmission belt 903, a limiting rod 904, a movable pulley 905 and a transmission shaft 906.
Example 1 is shown in figure 1:
the utility model provides an exhaust system that mark device was used, including laser device 1, fume extractor 2 and conveyer 3, laser device 1 includes laser arm 4 and radium-shine mouth 5, fume extractor 2 includes fan 8, go up pipeline 13, lower pipeline 15 and control switch 19, lower pipeline 15 sets up in conveyer 3 top, lower pipeline 15 gas outlet is connected with 8 extraction openings of fan, 8 gas vents of fan are connected with last pipeline 13 air inlet, control switch 19 installs on 15 lateral walls of lower pipeline, control switch 19 connects fan 8, open control switch 19, fan 8 opens, close control switch 19, fan 8 closes, lower pipeline 15 air inlet is connected with elbow 20, elbow 20 extraction openings corresponds with radium-shine mouthful 5 positions, go up pipeline 13 and lower pipeline 15 and make by the bellows.
Example 2 is shown in attached figures 2 and 3:
an exhaust system for a marking device comprises a laser device 1, a smoke exhaust device 2 and a conveying device 3, wherein the laser device 1 comprises a laser arm 4 and a laser port 5, the smoke exhaust device 2 comprises a fan 8, a connecting device 11, an upper pipeline 13, a middle pipeline 14 and a lower pipeline 15, an electromagnet 6 is installed on the side surface of the laser arm 4, a metal block 7 is welded on the side wall of the lower pipeline 15, the metal block 7 is cast by iron materials, the position of the electromagnet 6 and the position of the metal block 7 are opposite and corresponding to each other on the same horizontal plane, the laser device 1 and the smoke exhaust device 2 are connected with the metal block 7 in an adsorption mode through the electromagnet 6, when the electromagnet 6 is started, the metal block 7 is connected with the electromagnet in an adsorption mode, when the electromagnet 6 is turned off, the metal block 7 is separated from the electromagnet 6, the air exhaust end of the fan 8 is communicated with one end interface of the middle pipeline 14, the air outlet end of the fan 8 is communicated with the upper pipeline 13, the other end interface of the middle pipeline 14 is communicated with a telescopic pipe 115, the telescopic pipe 115 is made of a corrugated pipe, the telescopic pipe 115 is communicated with the lower pipeline 15, the lower pipeline is communicated with the telescopic arm 17, the lower end of the telescopic arm 17 is provided with a smoke collecting hood 12, a smoke sensor 16 is installed at the edge of the smoke collecting hood 12, when smoke is generated, the smoke sensor 16 senses the smoke, the fan 8 is started, and when the smoke disappears, the fan 8 is closed.
First telescopic shaft 110 is installed to well pipeline 14 lateral wall, first telescopic shaft 110 both ends are articulated well pipeline 14 lateral wall respectively, lower pipeline 15 top, first telescopic shaft 110 outer axle is provided with lock nut 117, second telescopic shaft 111 is installed at lower pipeline 15 top, second telescopic shaft 111 one end is through same pivot hinged joint with first telescopic shaft 110, the second telescopic shaft 111 other end and well pipeline 14 lateral wall hinged joint, and second telescopic shaft 111 level sets up, back shaft 113 is installed to well pipeline 14 lower part, back shaft 113 both ends respectively with well pipeline 14 bottom, lower pipeline 15 lateral wall passes through screw fixed connection, back shaft 113 and second telescopic shaft 111 are in parallel state in same horizontal plane, back shaft 113 is the retractable connecting rod.
The joints at the two ends of the telescopic pipe 115 are respectively provided with 4 positioning holes 116 along the circumferential direction, the joint of the middle pipeline 14 and the telescopic pipe 115 is provided with corresponding positioning holes 116, the joint of the lower pipeline 15 and the telescopic pipe 115 is provided with corresponding positioning holes 116, one end of the telescopic pipe 115 is fixedly connected with the air inlet of the middle pipeline 14, the other end of the telescopic pipe 115 is fixedly connected with the air outlet of the lower pipeline 15 through bolts which are driven into the positioning holes 116, and the two ends of the telescopic pipe 115 are in one-to-one correspondence with the bolts connected with the springs 114.
As shown in fig. 4: a telescopic device is arranged in the lower pipeline 15, a controller 9 is arranged at the lower end of the outer side wall of the lower pipeline 15 to control a telescopic arm 17 to extend up and down in the lower pipeline 15, micro-motors 902 are respectively fixed at corresponding positions on two sides of the inner wall of the lower pipeline 15, two micro-motors 902 are respectively connected with a transmission belt 903, one end of the transmission belt 903 is wound on an output shaft of the micro-motor 902, the other end of the transmission belt 903 bypasses a fixed pulley 901, and then bypasses a movable pulley 905 to be connected on a wheel shaft of the fixed pulley 901, the transmission belts 903 on two sides in the pipeline are respectively connected with two identical pulley blocks, one pulley block comprises the fixed pulley 901 and the movable pulley 905, the fixed pulley 901 is arranged on the inner side wall above the lower pipeline 15 through the wheel shaft, the wheel shaft of the movable pulley 905 is rotatably connected with a transmission shaft 906, the transmission shaft 906 is welded on the outer side wall of one end, extending into the lower pipeline 15, of the telescopic arm 17, a limiting rod 904 is fixed at a corresponding position above the micro-motor 902, the stop lever 904 can block the movable pulley 905 from sliding downward.
As shown in fig. 5, a filtering device 10 is disposed at an air outlet of the upper pipeline 13, the filtering device 10 includes a first filter screen 101, a second filter screen 102 and a collecting tank 103, the first filter screen 101 and the second filter screen 102 are disposed along a circumference of an inner wall of the upper pipeline 13, the second filter screen 102 is disposed at an outlet of the upper pipeline 13, the first filter screen 101 and the second filter screen 102 are connected to a pipeline wall through a clamping groove, the first filter screen 101 is disposed along an air inlet direction of the air outlet of the upper pipeline 13 into the pipeline, and the first filter screen 101 and the second filter screen 102 are separated by 10-15cm, a lower pipeline wall opening is disposed at a position corresponding to a joint of the first filter screen 101 and the second filter screen 102 and the upper pipeline 13, and the opening is detachably connected with the collecting tank 103.
The specific implementation principle and process are as follows:
starting the laser device 1, starting the electromagnet 6, adsorbing the metal block 7 on the smoke exhaust device 2 by magnetic force, extending the telescopic shaft 110, extending the telescopic pipe 115, extending the spring 114, adsorbing and connecting the smoke exhaust device 2 to the laser device 1, starting the conveyer 3, conveying the article on the conveyer belt, spraying laser engraving articles by the laser port 5 to generate smoke, sensing the smoke by the smoke sensor 17, starting the fan 8, pumping out the air in the smoke exhaust pipeline, forming suction by the cover port of the smoke exhaust hood 12, allowing the smoke to enter the telescopic arm 17 pipeline from the smoke exhaust hood 12, then entering the lower pipeline 15, allowing the smoke to enter the middle pipeline 14 through the telescopic pipe 115, allowing the smoke to enter the fan 8 from the suction port of the fan 8, then exhausting the smoke into the upper pipeline 13 from the exhaust port of the fan 8, exhausting the smoke after being filtered by the filter device 10 arranged at the air outlet of the upper pipeline 13, when the laser device 1 is closed, the electromagnetic adsorption force of the electromagnet 6 disappears, separating the metal block 7 from the electromagnet 6, the smoke exhaust device 2 is separated from the laser device 1, no smoke is generated on the surface of the conveyer 3, no smoke is sensed by the smoke sensor 16, and the fan 8 is turned off.
When the metal block is connected with the electromagnet 6 in an adsorption mode, the telescopic pipe 115 extends, the first telescopic shaft 110 extends, the second telescopic shaft 111 extends, the locking bolt is screwed, meanwhile, the support shaft 113 is driven by the lower pipeline 15 to extend, the spring 114 extends under the action of tensile force, when the electromagnet 6 is closed, the electromagnetic adsorption force disappears, the metal block 7 is separated from the electromagnet 6, the locking nut 117 is loosened, the telescopic pipe 115 contracts, the first telescopic shaft 110 and the second telescopic shaft 111 contract, the first telescopic shaft 110, the second telescopic shaft 111 and the middle pipeline 14 form a triangular structure, the stability of the connecting device 11 is kept, the spring 114 contracts to drive the support shaft 113 to contract, and the connection of the support shaft 113 plays a supporting role in connecting the middle pipeline 14 and the lower pipeline 15.
A telescopic device is arranged at the joint of the lower pipeline 15 and the telescopic arm 17, the telescopic device is controlled by a controller 9, the controller 9 starts a lifting mode, the micromotor 902 is started, a transmission belt 903 is wound on an output shaft of the micromotor 902, the transmission belt 903 drives a movable pulley 905 to lift, the movable pulley 905 drives a transmission shaft 906 to lift, the transmission shaft 906 applies the received pulling force to the telescopic arm 17, and the telescopic arm 17 slowly lifts along the lower pipeline 15; the controller 9 starts a descending mode, the movable pulley 905 descends under the action of gravity, the transmission belt 903 is separated from the output shaft of the micromotor 902, and the transmission shaft 906 drives the telescopic arm 17 to descend along the inner part of the lower pipeline 15; when the controller 9 is paused, the output shaft of the micro motor 902 is locked, the transmission belt 903 is static and tightened, the pulley transmission is stopped, the micro motor 902 is controlled by the controller 9 to accurately control the telescopic arm 17 to be telescopic, and the smoke collecting position is adjusted in real time.
13 air outlet positions of last pipeline are discharged into to smog in the exhaust pipe, filter equipment 10 plays a role, the solid particle thing that laser sculpture article produced is discharged first filter screen 101 position in the pipeline, part particulate matter adsorbs in first filter screen 101, part particulate matter fails to adsorb first filter screen 101, drop to in the corresponding department collecting vat 10 of first filter screen 101, remaining part particulate matter passes first filter screen 101 and reachs second filter screen 102 position, the filterable process of first filter screen 101 of repetition, carry out secondary filter to remaining solid particle thing, through secondary filter back air escape pipeline, the solid particle thing that drops all falls into collecting vat 103, collecting vat 103 can be followed the pipeline and dismantled, can clean first filter screen 101 and second filter screen 102.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (8)
1. The utility model provides an exhaust system that mark device was used, includes laser device, fume extractor and conveyer, and laser device includes laser arm and radium-shine mouth, and fume extractor includes the fan, goes up the pipeline, pipeline and control switch down, its characterized in that: the lower pipeline is arranged above the conveying device, the lower pipeline gas outlet is connected with the fan pumping hole, the fan gas outlet is connected with the upper pipeline gas inlet, the control switch is arranged on the outer side wall of the lower pipeline and connected with the fan, the lower pipeline gas inlet is connected with an elbow, the elbow is provided with the pumping hole at a position corresponding to the laser hole, and the upper pipeline and the lower pipeline are made of corrugated pipes.
2. The utility model provides an exhaust system that mark device was used, includes laser device, fume extractor and conveyer, and laser device includes laser arm and radium-shine mouth, and fume extractor includes fan, connecting device and last pipeline, well pipeline and lower pipeline, its characterized in that: the utility model discloses a laser device, including laser arm, lower pipeline, laser device, electromagnet, laser device, metal block and electromagnet, the laser arm side is equipped with the electromagnet, the lower pipeline side is equipped with the metal block, and the metal block is in same horizontal plane with the electromagnet and corresponds in opposite directions, laser device passes through the electromagnet with fume extractor and is connected with the metal block, opens when the electromagnet, and the metal block adsorbs with the electromagnet to be connected, closes when the electromagnet, and the metal block separates with the electromagnet, the extraction opening and the well pipeline one end interface connection of fan, the gas outlet and the last pipe connection of fan, connecting device comprises flexible pipe, and well pipeline other end interface intercommunication is flexible pipe, flexible pipe intercommunication lower pipeline, and lower pipeline intercommunication has flexible arm.
3. The venting system for a marking device as defined in claim 2, wherein: well pipeline lateral wall is connected with first telescopic shaft with low pipeline top, first telescopic shaft one end and well pipeline lateral wall hinged joint, the other end and low pipeline top hinged joint, the outer axle of first telescopic shaft is provided with lock nut, low pipeline top hinged joint has the second telescopic shaft, the second telescopic shaft level set up and with well pipeline lateral wall hinged joint, well pipeline lower part fixedly connected with back shaft, the back shaft other end and low pipeline lateral wall fixed connection, back shaft and second telescopic shaft are in parallel state in the coplanar.
4. The venting system for a marking device as defined in claim 2, wherein: the lower pipeline is internally provided with a telescopic device, and the lower end of the side wall of the lower pipeline is provided with a controller for controlling the telescopic arm to stretch up and down in the lower pipeline.
5. The venting system for a marking device as defined in claim 4, wherein: the inner wall of the lower pipeline is fixedly provided with two micro motors corresponding to the inner wall of the lower pipeline in position, the two micro motors are respectively connected with corresponding transmission belts, the transmission belts are connected with pulley blocks, one pulley block comprises a fixed pulley and a movable pulley, the fixed pulley is fixed on the inner side wall of the lower pipeline through a wheel shaft, the wheel shaft of the movable pulley is rotatably connected with a transmission shaft, the transmission shaft is fixedly connected with a telescopic arm, a limiting rod is fixed above the micro motor in a corresponding position, and the limiting rod can block the movable pulley from sliding downwards.
6. The venting system for a marking device as defined in claim 2, wherein: the telescopic arm is communicated with a smoke collecting hood, the smoke collecting hood is composed of a conical hood body, the cross sectional area of one side of the smoke collecting hood is larger than that of the other side, the edge opening of one side of the large area of the smoke collecting hood corresponds to the smoke exhaust position of the laser opening, the edge opening of one side of the small area is communicated with the telescopic arm, and a smoke sensor is arranged on the outer edge of the smoke collecting hood.
7. The venting system for a marking device as defined in claim 2, wherein: the connector at the two ends of the telescopic pipe is respectively provided with 4 positioning holes along the circumferential direction, the joint of the middle pipeline and the telescopic pipe is provided with corresponding positioning holes, the joint of the lower pipeline and the telescopic pipe is provided with corresponding positioning holes, the two ends of the telescopic pipe are respectively fixedly connected with the lower end of the middle pipeline and the upper end of the lower pipeline through bolts, and the bolts at the two ends of the telescopic pipe are connected with springs in a one-to-one correspondence manner.
8. The venting system for a marking device as defined in claim 2, wherein: the upper pipeline air outlet is provided with a filtering device, the filtering device comprises a first filter screen, a second filter screen and a collecting tank, the first filter screen and the second filter screen are arranged along the circumference of the inner wall of the upper pipeline, the second filter screen is arranged at the outlet of the upper pipeline, the first filter screen and the second filter screen are separated by 10-15cm, the connecting parts of the first filter screen and the second filter screen and the upper pipeline correspond to the openings of the lower pipeline wall, and the openings are detachably connected with the collecting tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120647698.1U CN214684737U (en) | 2021-03-30 | 2021-03-30 | Exhaust system for marking device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120647698.1U CN214684737U (en) | 2021-03-30 | 2021-03-30 | Exhaust system for marking device |
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| Publication Number | Publication Date |
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| CN214684737U true CN214684737U (en) | 2021-11-12 |
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| CN202120647698.1U Expired - Fee Related CN214684737U (en) | 2021-03-30 | 2021-03-30 | Exhaust system for marking device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114289883A (en) * | 2021-12-31 | 2022-04-08 | 航天信息股份有限公司 | Card document cleaning method and device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114289883A (en) * | 2021-12-31 | 2022-04-08 | 航天信息股份有限公司 | Card document cleaning method and device |
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