CN210701614U - Welding station fume extractor - Google Patents
Welding station fume extractor Download PDFInfo
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- CN210701614U CN210701614U CN201921374458.8U CN201921374458U CN210701614U CN 210701614 U CN210701614 U CN 210701614U CN 201921374458 U CN201921374458 U CN 201921374458U CN 210701614 U CN210701614 U CN 210701614U
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Abstract
The utility model provides a welding station smoke exhaust device, which comprises a smoke exhaust suction head, a smoke exhaust pipe communicated with the smoke exhaust suction head, a fan used for generating negative pressure, a smoke exhaust box used for placing the fan, and a filtering device used for filtering welding slag in adsorbed smoke; the smoke exhaust suction head is arranged on the workbench and used for adsorbing smoke generated by welding; the smoke exhaust pipe is a corrugated extension pipe, one end of the smoke exhaust pipe is communicated with the smoke exhaust suction head, and the other end of the smoke exhaust pipe is communicated with the smoke exhaust box; the smoke exhaust suction head is provided with a first air adjusting device for adjusting the air draft volume. The utility model provides a welding station fume extractor can be as required the negative pressure size of automatic adjustment exhaust port, avoids inhaling the welding slag in the system of discharging fume, simultaneously, sets up filter equipment in suction head department of discharging fume for the flue gas gets into the system of discharging fume after filtering again, guarantees the normal use of the system of discharging fume.
Description
Technical Field
The utility model belongs to the technical field of electronic product apparatus for producing, more specifically the utility model relates to a welding station fume extractor that says so.
Background
Welding is one of the common operations for producing electronic components, which means that two metals are welded together to be conductive, and one of the most common welding methods in soldering is to weld lead and tin by using a solder, so that harmful smoke is generated in soldering operation, and the smoke needs to be discharged by a smoke exhaust device, otherwise, the harmful smoke can cause adverse effects on the health of welding personnel.
The negative pressure that current welding station fume extractor, its production is often fixed, and in order to inhale the flue gas completely, fume extractor's design negative pressure all is higher for in-service use often can inhale the welding slag in the system of discharging fume, cause the jam of the pipeline of discharging fume even whole system of discharging fume, can damage some parts of the system of discharging fume even, influence the normal use of the system of discharging fume.
SUMMERY OF THE UTILITY MODEL
To foretell not enough among the prior art, the utility model provides a welding station fume extractor can be as required the negative pressure size of automatic adjustment exhaust port, avoids inhaling the welding slag in the system of discharging fume, simultaneously, sets up filter equipment in suction head department of discharging fume for the flue gas gets into the system of discharging fume again after filtering, guarantees the normal use of system of discharging fume.
In order to achieve the above object, the utility model discloses a solution is: a welding station smoke exhaust device comprises a smoke exhaust suction head, a smoke exhaust pipe communicated with the smoke exhaust suction head, a fan used for generating negative pressure, a smoke exhaust box used for placing the fan, and a filtering device used for filtering welding slag in adsorbed smoke; the smoke exhaust suction head is arranged on the workbench and used for adsorbing smoke generated by welding; the smoke exhaust pipe is a corrugated extension pipe, one end of the smoke exhaust pipe is communicated with the smoke exhaust suction head, and the other end of the smoke exhaust pipe is communicated with the smoke exhaust box; the smoke exhaust suction head is provided with a first air adjusting device for adjusting the air draft volume.
Furthermore, the first air adjusting device comprises a first air baffle and an air adjusting knob for adjusting the rotation of the first air baffle; the first wind shield is arranged in the smoke exhaust suction head and used for adjusting the size of an opening of the smoke exhaust suction head; the air adjusting knob is arranged outside the smoke exhaust suction head, a first rotating shaft is arranged between the air adjusting knob and the first wind shield, one end of the first rotating shaft is fixedly connected with the first wind shield, and the other end of the first rotating shaft penetrates through the wall surface of the smoke exhaust suction head and then is fixedly connected with the air adjusting knob; a first sealing ring is arranged between the first rotating shaft and the wall surface of the smoke exhaust suction head.
Furthermore, the smoke exhaust suction head is in a horn shape, and the small-mouth end of the smoke exhaust suction head is fixedly connected and communicated with the smoke exhaust pipe; the first wind shield is arranged at one end of the smoke exhaust suction head close to the small opening end.
Further, the first wind deflector is arranged in a circular shape, and the diameter of the first wind deflector is 85% -95% of the diameter of the smoke evacuation head at the position of the first wind deflector.
Furthermore, the filtering device comprises a filtering pipe and a filtering core which is arranged in the filtering pipe and is coaxial with the filtering pipe, and the filtering core is connected with the filtering pipe in a sealing way; one end of the filter pipe is detachably and hermetically connected with the smoke exhaust pipe, and the other end of the filter pipe is detachably and hermetically connected with the small-mouth end of the smoke exhaust suction head.
Furthermore, the diameters of the two ends of the filter pipe are smaller than the diameter of the center of the filter pipe, and one end of the filter pipe extends into the smoke exhaust pipe and is fixedly connected with the smoke exhaust pipe through a first hoop arranged outside the smoke exhaust pipe; the other end of the filter pipe extends into the small opening end of the smoke exhaust suction head and is fixedly connected with the smoke exhaust suction head through a second hoop arranged outside the smoke exhaust suction head.
Furthermore, a hard pipeline is arranged between the smoke exhaust pipe and the smoke exhaust box, one end of the hard pipeline is fixed and communicated with the smoke exhaust box, and the other end of the hard pipeline is communicated with the smoke exhaust pipe; a second air adjusting device is arranged at the position of the hard pipeline; the second air adjusting device comprises a second air baffle arranged inside the hard pipeline and a second rotating shaft fixedly connected with the second air baffle, one end, far away from the second air baffle, of the second rotating shaft penetrates through the wall surface of the hard pipeline and then is arranged outside the hard pipeline, and one end, far away from the second air baffle, of the second rotating shaft is fixedly connected with a rotating handle.
Further, the rotating handle comprises a rotating part fixedly connected with the second rotating shaft, a handle part positioned at one end of the rotating part and an arc-shaped part positioned at the other end of the rotating part; the arc wall has been seted up to the arc portion, and the arc wall is provided with the fillet scale mark, and rigid pipeline external surface is fixed and is provided with a screw rod, screw rod and second axis of rotation parallel distribution, and the one end that the stereoplasm pipeline was kept away from to the screw rod passes arc wall and threaded connection has a gland nut, and gland nut is used for being fixed in the stereoplasm pipeline with the arc portion.
Furthermore, the device also comprises a fixing device which comprises a metal corrugated pipe, one end of the metal corrugated pipe is fixedly connected with the outer wall surface of the smoke exhaust suction head, the other end of the metal corrugated pipe is fixedly connected with a clamping device, and the clamping device is clamped on the object placing plate above the workbench.
Further, the clamping device comprises a support frame and an adjusting screw rod in threaded connection with the support frame; the supporting frame comprises a bottom plate, a top plate and a supporting plate, wherein the top plate is distributed in parallel with the bottom plate, the supporting plate is fixed between the bottom plate and the top plate, the bottom plate is abutted against one surface, close to the workbench, of the object placing plate, the top plate is arranged above one side, far away from the workbench, of the object placing plate, and the adjusting screw is in threaded connection with the top plate; the end part of the adjusting screw is fixedly connected with a pressing sheet which is used for pressing one surface of the object placing plate far away from the workbench.
The utility model has the advantages that: the utility model discloses a welding station fume extractor, be provided with the first air adjusting device of adjustment air draft size in fume extraction tip department, make can be according to the distance of welding station distance fume extraction tip and how much adjustment air draft of production flue gas when welding, make air draft can be fine with the flue gas suction clean, be unlikely to again with welding slag suction advance the fume exhaust system in, in addition, set up filter equipment at the fume exhaust system, filter equipment filters the welding slag that is mingled with in with the flue gas, avoid welding slag to get into the fume exhaust system and cause the damage to the fume exhaust system, thereby effectively guarantee the long-term normal use of fume exhaust system.
Drawings
Fig. 1 is a schematic structural view of a visual angle of the fume extractor of the welding station of the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is an enlarged view at B in FIG. 1;
fig. 4 is a schematic structural view of another view angle of the fume extractor of the welding station of the present invention;
FIG. 5 is a schematic view of the structure of a perspective of the smoke evacuation tip of the present invention;
FIG. 6 is a schematic view of another perspective of the smoke evacuation tip of the present invention;
fig. 7 is a schematic structural diagram of the filtering apparatus of the present invention.
In the drawings:
10-workbench, 11-object placing plate, 21-smoke exhaust suction head, 22-smoke exhaust pipe, 23-smoke exhaust box, 31-first wind shield, 32-first rotating shaft, 33-wind adjusting knob, 41-hard pipeline, 42-second rotating shaft, 43-handle part, 44-rotating part, 45-arc part, 46-arc groove, 47-screw rod, 48-pressing nut, 50-filtering device, 51-filtering pipe, 52-filtering core, 61-bottom plate, 62-top plate, 63-supporting plate, 64-adjusting screw rod, 65-pressing sheet and 66-metal corrugated pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention are clearly and completely described below, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The present invention will be further described with reference to the accompanying drawings. As shown in figures 1-7: the embodiment provides a welding station smoke exhaust device, which comprises a smoke exhaust suction head 21, a smoke exhaust pipe 22 communicated with the smoke exhaust suction head 21, a fan for generating negative pressure, a smoke exhaust box 23 for placing the fan, and a filtering device 50 for filtering welding slag in adsorbed smoke; the smoke exhaust suction head 21 is arranged on the workbench 10 and used for absorbing smoke generated by welding; the smoke exhaust pipe 22 is a corrugated telescopic pipe, one end of the smoke exhaust pipe 22 is communicated with the smoke exhaust suction head 21, and the other end of the smoke exhaust pipe 22 is communicated with the smoke exhaust box 23; the smoke exhaust suction head 21 is provided with a first air adjusting device for adjusting the amount of exhaust. The welding process is carried out on the workbench 10, the smoke exhaust suction head 21 is placed on the workbench 10, the smoke exhaust device is started in the welding process, smoke generated in the welding process can be absorbed by negative pressure generated by the fan, enters the fan from the smoke exhaust suction head 21 and is discharged indoors; the smoke exhaust suction head 21 of the embodiment is provided with the first air adjusting device, and the negative pressure at the smoke exhaust suction head 21 can be adjusted through the first air adjusting device, so that the air suction amount can be adjusted according to the actual generated smoke, the distance between the smoke exhaust suction head 21 and a welding position and the like, the generated smoke can be well sucked, and welding slag generated by welding cannot be sucked into a smoke exhaust system; in addition, the system of discharging fume of this embodiment still is provided with filter equipment 50, and filter equipment 50 is used for filtering the welding slag that gets into the system of discharging fume carelessly for the welding slag is by the separation in safe position, can not cause the destruction to the fan along with flue gas entering fan department.
In this embodiment, the first wind adjustment device includes a first wind guard 31 and a wind adjustment knob 33 for adjusting the rotation of the first wind guard 31; the first wind deflector 31 is arranged inside the smoke exhaust suction head 21 and used for adjusting the size of the opening of the smoke exhaust suction head 21; the air adjusting knob 33 is arranged outside the smoke exhaust suction head 21, a first rotating shaft 32 is arranged between the air adjusting knob 33 and the first wind shield 31, one end of the first rotating shaft 32 is fixedly connected with the first wind shield 31, and the other end of the first rotating shaft 32 penetrates through the wall surface of the smoke exhaust suction head 21 and then is fixedly connected with the air adjusting knob 33; a first seal ring is provided between the first rotating shaft 32 and the wall surface of the smoke evacuation nozzle 21. First axis of rotation 32 rotates with smoke evacuation suction head 21 to be connected, when the amount of wind need be adjusted, only need rotate the knob 33 of adjusting wind, can make first axis of rotation 32 rotate, thereby drive first deep bead 31 and rotate, make first deep bead 31 at certain within range internal rotation, first deep bead 31 from with smoke evacuation suction head 21's axial parallel to with smoke evacuation suction head 21's axial vertically within range internal rotation, thereby make the wind channel area of circulation change, make the negative pressure that produces change, the size of the amount of wind of taking out changes promptly.
In this embodiment, the smoke exhaust suction head 21 is in a horn shape, and the small opening end of the smoke exhaust suction head 21 is fixedly connected and communicated with the smoke exhaust pipe 22; a first wind deflector 31 is provided at the end of the smoke evacuation tip 21 adjacent the small mouth end. The flared exhaust tip 21 is intended to cause the flue gas to move continuously in a direction in which the flow path of the flue gas becomes smaller, in order to change the cross-sectional area of the flow path.
In this embodiment, the first wind deflector 31 is provided in a circular shape, the diameter of the first wind deflector 31 being 85-95% of the diameter of the smoke evacuation head 21 at the location of the first wind deflector 31. With the arrangement, when the first wind deflector 31 is perpendicular to the axial direction of the smoke exhaust suction head 21, the first wind deflector 31 almost completely blocks the smoke flow channel, so that the smoke flow channel can be reduced to the minimum, and the adjustment range of the cross section of the smoke flow channel is wider.
In this embodiment, the filtering device 50 includes a filtering pipe 51, and a filtering core 52 disposed in the filtering pipe 51 and coaxial with the filtering pipe 51, wherein the filtering core 52 is hermetically connected to the filtering pipe 51; one end of the filter pipe 51 is detachably and hermetically connected with the smoke exhaust pipe 22, and the other end of the filter pipe 51 is detachably and hermetically connected with the small-mouth end of the smoke exhaust suction head 21. The filtering device 50 has simple and replaceable structure and is arranged between the smoke exhaust suction head 21 and the smoke exhaust pipe 22, so that impurities such as welding slag in smoke can not enter the smoke exhaust pipe 22 and can be intercepted at the position of the filtering pipe 51, in addition, the filtering pipe 51 can be detachably connected with the smoke exhaust pipe 22 and the smoke exhaust suction head 21, and the replacement and the cleaning are all more convenient.
In this embodiment, the diameters of both ends of the filtering pipe 51 are smaller than the diameter of the center of the filtering pipe 51, and one end of the filtering pipe 51 extends into the smoke exhaust pipe 22 and is fixedly connected with the smoke exhaust pipe 22 through a first hoop arranged outside the smoke exhaust pipe 22; the other end of the filter tube 51 extends into the small end of the smoke evacuation nozzle 21 and is fixedly connected with the smoke evacuation nozzle 21 by a second hoop disposed outside the smoke evacuation nozzle. Sealing rings are arranged between the filtering pipe 51 and the smoke exhaust pipe 22 and between the filtering pipe 51 and the smoke exhaust suction head 21, and in addition, the two pipelines are connected through hoops, so that the connection is tighter, and the influence on the smoke exhaust effect caused by gas leakage is avoided.
In this embodiment, a hard pipeline 41 is arranged between the smoke exhaust pipe 22 and the smoke exhaust box 23, one end of the hard pipeline 41 is fixed and communicated with the smoke exhaust box 23, and the other end of the hard pipeline 41 is communicated with the smoke exhaust pipe 22; a second air adjusting device is arranged at the position of the hard pipeline 41; the second air adjusting device comprises a second air baffle arranged inside the hard pipeline 41 and a second rotating shaft 42 fixedly connected with the second air baffle, one end, far away from the second air baffle, of the second rotating shaft 42 penetrates through the wall surface of the hard pipeline 41 and then is arranged outside the hard pipeline 41, and one end, far away from the second air baffle, of the second rotating shaft 42 is fixedly connected with a rotating handle. The second air adjusting device and the first air adjusting device are far away from the same, the second air baffle is also arranged to be circular and coaxially distributed with the hard pipeline, the air draft of the smoke exhaust system is further adjusted, and the second rotating shaft 42 is driven to rotate by rotating the rotating handle, so that the second air baffle is driven to rotate to adjust the air draft.
In this embodiment, the rotary handle includes a rotating portion 44 fixedly connected to the second rotating shaft 42, a handle portion 43 at one end of the rotating portion 44, and an arc portion 45 at the other end of the rotating portion 44; arc 46 has been seted up to arc 45, and arc 46 is provided with the fillet scale mark, and stereoplasm pipeline 41 external surface is fixed and is provided with a screw rod 47, screw rod 47 and second axis of rotation 42 parallel distribution, and the screw rod 47 is kept away from stereoplasm pipeline 41 one end and is passed arc 46 and threaded connection has a gland nut 48, and gland nut 48 is used for being fixed in stereoplasm pipeline 41 with arc 45. Because inside hard tube way 41 was located to the second air deflector, can't judge whether adjusted suitable position with the second air deflector, so set up the arc wall 46 that has the fillet scale mark on twist grip, rotate twist grip, observe screw rod 47 directive scale on arc wall 46, can know the position of second air deflector this moment, when needs adjust second air deflector, unscrew gland nut 48, can carry out the knob operation to twist grip, after the adjustment is accomplished, screw up gland nut 48, it is fixed between twist grip and hard tube way 41, make twist grip can not rotate, the angle of second air deflector can keep, avoid careless position change that collides with and causes the second air deflector.
The welding station fume extractor of this embodiment is still including fixing device, and fixing device includes metal bellows 66, and metal bellows 66 one end and the outer wall fixed connection of smoke evacuation suction head 21, the fixedly connected with clamping device of the metal bellows 66 other end, clamping device clamp tightly on the thing board 11 of putting above workstation 10. The smoke exhaust suction head 21 is fixed on the workbench 10 through a clamping device, so that the smoke exhaust suction head 21 can only move in a certain range on the workbench 10, and the mixture of the smoke exhaust suction heads 21 at different stations is avoided.
In this embodiment, the clamping device includes a support frame and an adjusting screw 64 in threaded connection with the support frame; the supporting frame comprises a bottom plate 61, a top plate 62 and a supporting plate 63, wherein the top plate 62 is distributed in parallel with the bottom plate 61, the supporting plate 63 is fixed between the bottom plate 61 and the top plate 62, the bottom plate 61 abuts against one surface, close to the workbench 10, of the object placing plate 11, the top plate 62 is arranged above one side, far away from the workbench 10, of the object placing plate 11, and an adjusting screw 64 is in threaded connection with the top plate 62; the end of the adjusting screw 64 is fixedly connected with a pressing sheet 65, and the pressing sheet 65 is used for pressing one surface of the object placing plate 11 far away from the workbench 10. When the smoke exhaust suction head is used, after the position needing to be clamped is determined, the bottom plate 61 is abutted against the lower surface of the object placing plate 11, then the adjusting screw 64 is rotated, the pressing sheet 65 fixed to the adjusting screw 64 is extruded above the object placing plate 11, and therefore the metal corrugated pipe 66 is fixed on the object placing plate 11, and the smoke exhaust suction head 21 is fixed within a certain range. The clamping device of the present embodiment may be a common clamp, and the metal bellows 66 may be fixed to the clamp and the clamp may be clamped to the storage plate 11.
To sum up, the welding station fume extractor of this embodiment can effectual adjustment take out the size of the amount of wind, guarantees the flue gas purification effect, simultaneously through the adjustable and filter equipment 50's of the size combination setting of the amount of wind of taking out for in the welding slag can not get into the fume extraction system, guarantee the long-term effective normal use of fume extraction system, in addition, the fume extractor of this embodiment simple structure, the position sets up rationally, and is fixed stable, and convenient to use has fine practicality.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments without departing from the spirit or scope of the present invention.
Claims (10)
1. The utility model provides a welding station fume extractor which characterized in that: the device comprises a smoke exhaust suction head, a smoke exhaust pipe communicated with the smoke exhaust suction head, a fan used for generating negative pressure, a smoke exhaust box used for placing the fan, and a filtering device used for filtering welding slag in the adsorbed smoke;
the smoke exhaust suction head is arranged on the workbench and used for adsorbing smoke generated by welding; the smoke exhaust pipe is a corrugated telescopic pipe, one end of the smoke exhaust pipe is communicated with the smoke exhaust suction head, and the other end of the smoke exhaust pipe is communicated with the smoke exhaust box;
the smoke exhaust suction head is provided with a first air adjusting device for adjusting the size of the air draft.
2. The welding station fume extractor of claim 1, wherein: the first air adjusting device comprises a first air baffle and an air adjusting knob for adjusting the first air baffle to rotate; the first wind shield is arranged in the smoke exhaust suction head and used for adjusting the size of an opening of the smoke exhaust suction head; the air adjusting knob is arranged outside the smoke exhaust suction head, a first rotating shaft is arranged between the air adjusting knob and the first wind shield, one end of the first rotating shaft is fixedly connected with the first wind shield, and the other end of the first rotating shaft penetrates through the wall surface of the smoke exhaust suction head and then is fixedly connected with the air adjusting knob; a first sealing ring is arranged between the first rotating shaft and the wall surface of the smoke exhaust suction head.
3. The welding station fume extractor of claim 2, wherein: the smoke exhaust suction head is in a horn shape, and the small opening end of the smoke exhaust suction head is fixedly connected and communicated with the smoke exhaust pipe;
the first wind shield is arranged at one end, close to the small opening end, of the smoke exhaust suction head.
4. The welding station fume extractor of claim 2, wherein: the first wind shield is round, and the diameter of the first wind shield is 85% -95% of the diameter of the smoke exhaust suction head at the position of the first wind shield.
5. The welding station fume extractor of claim 3, wherein: the filtering device comprises a filtering pipe and a filtering core which is arranged in the filtering pipe and is coaxial with the filtering pipe, and the filtering core is connected with the filtering pipe in a sealing way;
one end of the filter pipe is detachably and hermetically connected with the smoke exhaust pipe, and the other end of the filter pipe is detachably and hermetically connected with the small-opening end of the smoke exhaust suction head.
6. The welding station fume extractor of claim 5, wherein: the diameters of the two ends of the filter pipe are smaller than the diameter of the center of the filter pipe, and one end of the filter pipe extends into the smoke exhaust pipe and is fixedly connected with the smoke exhaust pipe through a first hoop arranged outside the smoke exhaust pipe; the other end of the filter pipe extends into the small opening end of the smoke exhaust suction head and is fixedly connected with the smoke exhaust suction head through a second hoop arranged outside the smoke exhaust suction head.
7. The welding station fume extractor of claim 1, wherein: a hard pipeline is arranged between the smoke exhaust pipe and the smoke exhaust box, one end of the hard pipeline is fixed and communicated with the smoke exhaust box, and the other end of the hard pipeline is communicated with the smoke exhaust pipe;
a second air adjusting device is arranged at the position of the hard pipeline; the second air adjusting device comprises a second air baffle arranged inside the hard pipeline and a second rotating shaft fixedly connected with the second air baffle, one end of the second air baffle, far away from the second rotating shaft, penetrates through the wall surface of the hard pipeline and is arranged outside the hard pipeline, and one end of the second air baffle, far away from the second rotating shaft, is fixedly connected with a rotating handle.
8. The welding station fume extractor of claim 7, wherein: the rotating handle comprises a rotating part fixedly connected with the second rotating shaft, a handle part positioned at one end of the rotating part and an arc-shaped part positioned at the other end of the rotating part;
the arc wall has been seted up to the arc portion, the arc wall is provided with the fillet scale mark, stereoplasm pipeline surface mounting is provided with a screw rod, the screw rod with second axis of rotation parallel distribution, the screw rod is kept away from the one end of stereoplasm pipeline is passed arc wall and threaded connection have a gland nut, gland nut is used for with the arc portion is fixed in the stereoplasm pipeline.
9. The welding station fume extractor of claim 1, wherein: still including fixing device, fixing device includes corrugated metal pipe, corrugated metal pipe one end with the outer wall fixed connection of smoke evacuation tip, corrugated metal pipe other end fixedly connected with clamping device, clamping device press from both sides tightly in the workstation top put on the thing board.
10. The welding station fume extractor of claim 9, wherein: the clamping device comprises a support frame and an adjusting screw rod in threaded connection with the support frame;
the supporting frame comprises a bottom plate, a top plate and a supporting plate, the top plate is distributed in parallel with the bottom plate, the supporting plate is fixed between the bottom plate and the top plate, the bottom plate is abutted against one surface, close to the workbench, of the object placing plate, the top plate is arranged above one side, far away from the workbench, of the object placing plate, and the adjusting screw is in threaded connection with the top plate;
the end part of the adjusting screw is fixedly connected with a pressing sheet which is used for pressing one surface of the object placing plate far away from the workbench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921374458.8U CN210701614U (en) | 2019-08-22 | 2019-08-22 | Welding station fume extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921374458.8U CN210701614U (en) | 2019-08-22 | 2019-08-22 | Welding station fume extractor |
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| CN210701614U true CN210701614U (en) | 2020-06-09 |
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| CN201921374458.8U Active CN210701614U (en) | 2019-08-22 | 2019-08-22 | Welding station fume extractor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112192121A (en) * | 2020-09-27 | 2021-01-08 | 合肥常青机械股份有限公司 | Welding tool with workpiece fixing function and using method thereof |
| CN116618404A (en) * | 2023-06-21 | 2023-08-22 | 北京牧之科技有限公司 | Dust collection head zoom type super-negative pressure dust collection and removal device |
-
2019
- 2019-08-22 CN CN201921374458.8U patent/CN210701614U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112192121A (en) * | 2020-09-27 | 2021-01-08 | 合肥常青机械股份有限公司 | Welding tool with workpiece fixing function and using method thereof |
| CN112192121B (en) * | 2020-09-27 | 2022-05-10 | 合肥常青机械股份有限公司 | Welding tool with workpiece fixing function and using method thereof |
| CN116618404A (en) * | 2023-06-21 | 2023-08-22 | 北京牧之科技有限公司 | Dust collection head zoom type super-negative pressure dust collection and removal device |
| CN116618404B (en) * | 2023-06-21 | 2024-04-19 | 北京牧之科技有限公司 | Dust collection head zoom type super-negative pressure dust collection and removal device |
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