CN222790809U - Tapping mechanism convenient for cleaning scraps - Google Patents

Abstract

The utility model relates to the technical field of machining, in particular to a tapping mechanism convenient for chip cleaning, which comprises a machining table, wherein two ends of the surface of the machining table are respectively provided with a movable clamping plate and a fixed clamping plate, the movable clamping plates are connected into a sliding groove on the surface of the machining table in a sliding way through a first air cylinder, a pushing plate is arranged between the movable clamping plates and the fixed clamping plates, and the pushing plate is connected between the movable clamping plates and the fixed clamping plates in a sliding way through a second air cylinder. The utility model provides a tooth mechanism is attacked after the improvement, the dust absorption mouth can utilize reciprocating motion's more comprehensive collection piece of structure to reduce and remain in attacking the tooth engineering, and first baffle and second baffle not only help restricting the piece in certain limit, and the effective collection of dust absorption mouth of being convenient for also can prevent the piece that splashes out from accidentally injuring operating personnel's possibility, utilizes the process of work piece circulation formula automatic feed of mutually supporting between gravity structure, movable clamp plate and the third baffle, ensures the continuity of course of working.

Description

Tapping mechanism convenient for cleaning scraps

Technical Field

The utility model relates to the technical field of machining, in particular to a tapping mechanism convenient for chip cleaning.

Background

Machining refers to the process of changing the external dimensions or properties of a workpiece by a mechanical device, and utilizes mechanical forces and various machining methods, such as turning, milling, grinding, drilling, etc., to remove excess material from the workpiece to obtain a desired shape, accuracy, and other specifications.

The tapping machine is mechanical equipment for machining internal threads on materials such as metal, drives a screw tap to rotate and feed through a specific power device, and cuts threads on a workpiece with a pre-drilled number, so that the machining of threaded holes is realized, and the requirements of fastening connection and the like are met.

The inventor finds that the prior art has the following problems that 1, the current partial tapping equipment does not fully consider the function of collecting splash scraps, scraps can be generated due to the high-speed cutting action of a tap and a workpiece in the tapping process, scraps can be splashed everywhere easily if a proper protection and collection device is not provided, and 2, the splashed scraps can damage operators, such as skin scratch, eyes entering and the like, and meanwhile, the scraps are splashed everywhere in the subsequent cleaning process, so that the working area is full of metal scraps, the environmental sanitation is affected, and the cleaning difficulty is increased.

Disclosure of utility model

The utility model aims to provide a tapping mechanism convenient for cleaning scraps, so as to solve the problems that scraps are splashed due to the lack of a scraps collecting function in the background art, the cleaning difficulty is increased, and meanwhile, the damage to surrounding operators is easy to occur. In order to achieve the above purpose, the tapping mechanism convenient for chip cleaning comprises a processing table, wherein two ends of the surface of the processing table are respectively provided with a movable clamping plate and a fixed clamping plate, the movable clamping plate is connected in a sliding groove on the surface of the processing table in a sliding way through a first air cylinder, a pushing plate is arranged between the movable clamping plate and the fixed clamping plate, the pushing plate is connected between the movable clamping plate and the fixed clamping plate in a sliding way through a second air cylinder, one side of the movable clamping plate is provided with a feeding frame, the feeding frame is connected to the edge of one side of the processing table through a bolt, the upper side of the fixed clamping plate is provided with a tapping cone head, the tapping cone head is connected to the highest point of the surface of the processing table through a third air cylinder at the top of the tapping cone head, two ends of the fixed clamping plate are respectively provided with a first baffle plate and a second baffle plate, one side of the processing table is provided with a dust collecting base in a plugging connection mode, the dust collecting base and the first air cylinder are respectively arranged at two ends of the processing table, one side of the dust collecting base is attached to one side of the fixed clamping plate, and the bottom of the processing table is provided with a dust collecting box.

The interior of the dust collection base is provided with a reciprocating screw rod which is rotationally connected with the interior of the dust collection base through the output end of the servo motor, the reciprocating screw rod is connected with the bottom of the pipeline fixing frame through a bolt through a nut arranged on the surface of the reciprocating screw rod, the interior of the pipeline fixing frame is sleeved with a main metal pipe, one end of the main metal pipe is provided with a dust collection opening, the other end threaded connection of main tubular metal resonator has first branch bellows, the filter vat has been seted up to the one end of first branch bellows, the filter vat passes through the staving mount of cladding at its outer wall and passes through bolted connection in the outer wall of processing platform, the second branch bellows has been seted up to the below of filter vat, be connected through the filter vat between first branch bellows and the second branch bellows.

The material receiving box comprises a material discharging area and a material receiving area, a guide plate is arranged at one end of the inner wall of the material discharging area, a protection plate is connected to one side of the outer portion of the material receiving area in a rotating mode, and the protection plate is connected with round clamping columns at two ends of the outer wall of the material receiving area in a clamping mode through arc-shaped buckles arranged on the outer wall of the protection plate.

Further preferably, the front ends of the movable clamping plate and the fixed clamping plate are V-shaped and are coated with stripe-shaped rubber pads, the movable clamping plate forms relative motion on one side of the fixed clamping plate through the first air cylinder, the tail end of the movable clamping plate is provided with a strip-shaped third baffle, and meanwhile the third baffle is attached to the lowest side of the end point of the inclined feeding frame.

Further preferably, the surface of the processing table is provided with a square notch for blanking in a penetrating way, the center point of the pushing plate and the center point of the square notch are in the same horizontal position, and the top of the material receiving box is communicated with the square notch.

Further preferably, the tapping cone head forms a lifting structure above the movable clamping plate and the fixed clamping plate through a third cylinder.

Further preferably, the guide plate is distributed on the inner wall of the blanking area in a 30-degree inclined mode, the surfaces of the guide plate and the receiving area are both coated with a smooth rubber layer, and the height of the protection plate is one half of the height of an opening on the surface of the receiving area.

Further preferably, the filter vat is in threaded connection with the first branch corrugated pipe and the second branch corrugated pipe through the thread grooves at the inner walls of the top and the bottom of the filter vat, the filter plate is in threaded connection with the inner wall of the filter vat adjacent to one end of the second branch corrugated pipe, the dust collection port is connected with an external suction fan through the main metal pipe, the first branch corrugated pipe and the second branch corrugated pipe, and meanwhile, the dust collection port forms a reciprocating transmission structure on the surface of the dust collection base through the pipeline fixing frame and the reciprocating screw rod.

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, the structural forms of the movable clamping plate and the fixed clamping plate can be well adapted to workpieces with different specifications and sizes, meanwhile, the rubber layer of the strip surface on the surface can protect the workpieces to a certain extent, the friction force contacted with the workpieces is increased, the process of circulating automatic feeding of the workpieces is completed by utilizing the mutual coordination among the gravity structure, the movable clamping plate and the third baffle, the continuity of the processing process is ensured, and the manual intervention is reduced, so that the labor cost is reduced.

According to the utility model, the dust collection port can collect chips more comprehensively by utilizing a reciprocating structure in a tapping engineering, residues are reduced, meanwhile, the first baffle plate and the second baffle plate are beneficial to limiting the chips in a certain range, so that the dust collection port can collect the chips effectively, the possibility that the scattered chips accidentally hurt operators can be prevented, the angle of the guide plate can slow down the falling speed of a workpiece to a certain extent, a good buffering effect is achieved, the damage to the surface caused by the too fast falling of the workpiece is avoided, the guide plate and the rubber layer coated on the surface of the material collection area further play a role in protecting the workpiece, the collision between the workpiece and the inner wall can be effectively reduced, the rubber material also has certain adhesiveness, the residual chips on the surface of the workpiece can be adsorbed, and the smooth surface is relatively easy to wipe and clean.

Drawings

FIG. 1 is a schematic diagram of a front view structure of the present utility model;

FIG. 2 is a schematic view of a processing table according to the present utility model;

FIG. 3 is a schematic view of the structure of the feeding frame and the third baffle plate of the present utility model;

FIG. 4 is a schematic view of a dust collecting base structure according to the present utility model;

FIG. 5 is a schematic diagram of the internal structure of the material receiving box of the utility model;

fig. 6 is a schematic view of the bottom view of the filter vat according to the present utility model.

The device comprises a processing table 1, a movable clamping plate 2, a fixed clamping plate 3, a first cylinder 4, a second cylinder 5, a pushing plate 6, a second cylinder 7, a feeding frame 8, a tapping cone head 9, a third cylinder 10, a first baffle plate 11, a second baffle plate 12, a dust collecting base 1201, a reciprocating screw rod 1202, a pipeline fixing frame 1203, a main metal pipe 1204, a dust collection port 1205, a first corrugated pipe 1206, a filtering barrel 1207, a barrel fixing frame 1208, a second corrugated pipe 1209, a filtering plate 13, a material collecting box 1301, a material discharging area 1302, a material collecting area 1303, a guide plate 1304, a protection plate 1305, an arc buckle 1306, a circular clamping column 14 and a third baffle plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present utility model based on the embodiments of the present utility model.

Referring to fig. 1 to 6, the present utility model provides a tapping mechanism for cleaning scraps, comprising a processing table 1, wherein two ends of the surface of the processing table 1 are respectively provided with a movable clamping plate 2 and a fixed clamping plate 3, the movable clamping plate 2 is slidably connected in a chute on the surface of the processing table 1 through a first air cylinder 4, a pushing plate 5 is provided between the movable clamping plate 2 and the fixed clamping plate 3, the pushing plate 5 is slidably connected between the movable clamping plate 2 and the fixed clamping plate 3 through a second air cylinder 6, one side of the movable clamping plate 2 is provided with a feeding frame 7, the feeding frame 7 is connected to the edge of one side of the processing table 1 through a bolt, the upper side of the fixed clamping plate 3 is provided with a tapping cone head 8, the tapping cone head 8 is connected to the highest point of the surface of the processing table 1 through a third air cylinder 9 at the top of the tapping cone head, two ends of the fixed clamping plate 3 are respectively provided with a first baffle 10 and a second baffle 11, the first baffle 10 and the second baffle 11 are connected to the surface of the processing table 1 in an inserting manner, one side of the processing table 1 is provided with a dust collecting base 12, the dust collecting base 12 is provided with one side of the dust collecting base 12, the dust collecting base 12 and the first air cylinder 4 is relatively provided with one side of the dust collecting base 12 and two sides are respectively located at the opposite sides of the two sides of the dust collecting base 12 are respectively attached to the dust collecting base 13, and are attached to the bottom of the fixed clamping plate 1, and the dust collector 13 is attached to the dust collector.

The inside of collection dirt base 12 has been seted up reciprocating screw 1201, reciprocating screw 1201 rotates through servo motor's output and connects in collection dirt base 12's inside, reciprocating screw 1201 passes through the nut that its surface was seted up and the bottom of pipeline mount 1202 and passes through bolted connection, main tubular metal resonator 1203 has been cup jointed to the inside of pipeline mount 1202, dust absorption mouth 1204 has been seted up to one end of main tubular metal resonator 1203, the other end threaded connection of main tubular metal resonator 1203 has first branch bellows 1205, filter vat 1206 has been seted up to one end of first branch bellows 1205, filter vat 1206 passes through the staving mount 1207 cladding at its outer wall and passes through bolted connection in the outer wall of processing platform 1, the second branch bellows 1208 has been seted up to the below of filter vat 1206, be connected through filter vat 1206 between first branch bellows 1205 and the second branch bellows 1208.

The material receiving box 13 comprises a material discharging area 1301 and a material receiving area 1302, a guide plate 1303 is arranged at one end of the inner wall of the material discharging area 1301, a protection plate 1304 is rotatably connected to one side of the outer portion of the material receiving area 1302, and the protection plate 1304 is in clamping connection with circular clamping columns 1306 at two ends of the outer wall of the material receiving area 1302 through arc-shaped clamping buckles 1305 arranged on the outer wall of the protection plate 1304.

In this embodiment, as shown in fig. 1, fig. 2 and fig. 3, the front ends of the movable clamping plate 2 and the fixed clamping plate 3 are V-shaped and are covered with a stripe-shaped rubber pad, the movable clamping plate 2 forms a relative motion on one side of the fixed clamping plate 3 through the first air cylinder 4, the tail end of the movable clamping plate 2 is provided with a strip-shaped third baffle 14, meanwhile, the third baffle 14 is attached to the lowest side of the end point of the inclined feeding frame 7, the movable clamping plate 2 and the fixed clamping plate 3 can better adapt to workpieces with different specifications and sizes, meanwhile, the rubber layer of the stripe surface on the surface increases the friction force contacted with the workpieces while protecting the workpieces to a certain extent, so that the workpieces are more stable in the tapping process, the problems of displacement and slipping are reduced, the feeding frame 7 is used for placing the workpieces, the workpieces fall into the movable clamping plate 2 under the structure of gravity, the whole feeding process does not need to provide additional power, the cost is saved, meanwhile, the workpieces in the movable clamping plate 2 are driven by the movable clamping plate 2 to be fed into the front end through the first air cylinder 4, the third baffle 14 on the side is attached to the front of the movable clamping plate 7, the labor force is reduced in the process is reduced, and the manual feeding process is also reduced by the manual force is stopped by the third baffle 14, and the manual feeding process is completed in the process is simultaneously, and the manual feeding process is completed in the process is continued.

In the embodiment, as shown in fig. 2, the surface of the processing table 1 is provided with a square notch for blanking in a penetrating manner, the center point of the pushing plate 5 and the center point of the square notch are in the same horizontal position, the top of the material receiving box 13 is communicated with the square notch, the processed workpiece can be pushed into the material receiving box 13 through the square notch directly by the pushing plate 5, the pneumatic structure of the second cylinder 6 can rapidly complete the transfer of the workpiece at different stations, the production efficiency is improved, and the workpiece is effectively prevented from being unnecessarily damaged in the transfer process.

In this embodiment, as shown in fig. 1, the tapping cone head 8 forms a lifting structure above the movable clamping plate 2 and the fixed clamping plate 3 through the third air cylinder 9, a motor is arranged inside the tapping cone head 8, the motor is connected to a driving device in a threaded manner, the size of the tapping cone head 8 can be correspondingly changed according to the size of a processed workpiece, and the structure of the third air cylinder 9 is beneficial to realizing accurate positioning of the tapping cone head 8 and the workpiece.

In this embodiment, as shown in fig. 5, the guide plate 1303 is arranged on the inner wall of the blanking area 1301 in a 30 ° inclined manner, the surfaces of the guide plate 1303 and the receiving area 1302 are both coated with a smooth rubber layer, the height of the protection plate 1304 is half of the height of the surface opening of the receiving area 1302, the angle of the guide plate 1303 can slow down the falling speed of the workpiece to a certain extent, a good buffer effect is achieved, the damage of the surface caused by too fast falling of the workpiece is avoided, the rubber layers coated on the surfaces of the guide plate 1303 and the receiving area 1302 further play a role in protecting the workpiece, the collision between the workpiece and the inner wall can be effectively reduced, the rubber material also has a certain adhesiveness, the residual scraps on the surface of the workpiece can be adsorbed, the smooth surface is relatively easy to wipe and clean, the surface 1304 of the receiving area 1302 can effectively avoid the possibility of falling of the workpiece, and the structural form of half of the protection plate is convenient for operators to check the number of the internal workpiece in real time, and corresponding measures are further made.

In this embodiment, as shown in fig. 4 and 6, the filter vat 1206 is in threaded connection with the first branch corrugated pipe 1205 and the second branch corrugated pipe 1208 through the thread grooves at the top and bottom inner walls thereof, the filter vat 1206 is in threaded connection with the filter plate 1209 at the inner wall adjacent to one end of the second branch corrugated pipe 1208, the dust collection port 1204 is connected with the external suction fan through the main metal pipe 1203, the first branch corrugated pipe 1205 and the second branch corrugated pipe 1208, meanwhile, the dust collection port 1204 forms a reciprocating transmission structure on the surface of the dust collection base 12 through the pipe fixing frame 1202 and the reciprocating screw 1201, the dust collection port 1204 can collect the chips more comprehensively by utilizing the reciprocating structure in the tapping engineering, residues are reduced, and the first baffle 10 and the second baffle 11 correspondingly arranged at two sides are not only beneficial to limiting the chips within a certain range, so that the effective collection of the dust collection port 1204 is facilitated, but also the possibility that the splashed chips accidentally hurt operators is prevented, the safety of the operators is effectively reduced, the filter vat 1209 arranged in the filter vat can effectively collect the chips 1206 in the filtering process the inside and the filter vat after the filter vat is removed uniformly, and the dust collection of the filter vat is convenient to detach the filter vat.

The tapping mechanism convenient for cleaning scraps has the advantages that when the tapping mechanism is used, the tapping mechanism is operated as follows:

As shown in fig. 1, 2, 3, 4, 5 and 6, firstly, a workpiece drilled in advance is placed in the feeding frame 7, the workpiece at the lowest position under the gravity structure falls into the front end of the movable clamping plate 2, then the first air cylinder 4 drives and pushes the movable clamping plate 2 to drive the workpiece to move to one side of the fixed clamping plate 3 in a chute on the surface of the processing table 1, the movable clamping plate 2 is correspondingly attached to one end of the feeding frame 7 in the moving process, when the movable clamping plate 2 slides to a processing area, the corresponding third baffle 14 is attached to and abutted against the front of the feeding frame 7 so as to prevent other workpieces from falling accidentally in the processing process, the workpiece at the moment is clamped between the movable clamping plate 2 and the fixed clamping plate 3, the third air cylinder 9 drives the tapping cone head 8 to descend, threads are cut in the workpiece by rotating under the driving structure in the tapping cone head 8, when the reciprocating screw 1201 driven by a servo motor rotates in the machining process, the surface nuts correspondingly drive the pipeline fixing frame 1202 and the dust collection opening 1204 at the front end to absorb metal scraps generated in the machining process, the first baffle 10 and the second baffle 11 at the two sides are not only beneficial to limiting the scraps within a certain range and facilitating the effective collection of the dust collection opening 1204, but also can prevent the possibility that the splashed scraps accidentally hurt operators, and meanwhile, the reciprocating screw is detachable from the machining table 1 and facilitates the thorough cleaning of the surface of the machining table 1 after the subsequent finishing, because the dust collection opening 1204 is a transmission structure, the main metal pipe 1203 and the pipeline fixing frame 1202 provide effective support, the first corrugated pipe 1205 of the rear side corrugated material has stretchability, the transmission of the first corrugated pipe is not easy to be blocked, and the collected scraps can be trapped inside the filter vat 1206 through the filter plate 1209, the subsequent mode that draws through dismantling, accomplish processing back, attack tooth conical head 8 again and rise through third cylinder 9, movable clamp plate 2 returns to the initial position again through first cylinder 4 resets simultaneously, and then the work piece in the feeding frame 7 falls into its inside again, and simultaneously, second cylinder 6 drive makes the work piece that push away flitch 5 promotion processing was accomplished push into to the square notch in processing platform 1 surface, the work piece can fall to the inside of receiving material district 1302 through inclined deflector 1303, it is to be noted, the cylinder subassembly in this equipment is because of inside is equipped with the solenoid valve, but the outside controlgear of electric connection, and can be according to the corresponding change of the specification of processing work piece attack tooth conical head 8, when receiving the inside work piece of district 1302 is more, can break away from the arc buckle 1305 of block on circular chuck 1306 surface from its surface, can accomplish the clearance to the inside collection of inside work piece and receiving workbin 13.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The tapping mechanism convenient for cleaning scraps comprises a processing table (1), and is characterized in that two ends of the surface of the processing table (1) are respectively provided with a movable clamping plate (2) and a fixed clamping plate (3), the movable clamping plate (2) is slidably connected in a chute on the surface of the processing table (1) through a first air cylinder (4), a pushing plate (5) is arranged between the movable clamping plate (2) and the fixed clamping plate (3), the pushing plate (5) is slidably connected between the movable clamping plate (2) and the fixed clamping plate (3) through a second air cylinder (6), one side of the movable clamping plate (2) is provided with a feeding frame (7), the feeding frame (7) is connected with the edge of one side of the processing table (1) through a bolt, a tapping cone head (8) is arranged above the fixed clamping plate (3), the third air cylinder (9) at the top of the movable clamping plate is connected with the highest point on the surface of the processing table (1) through a bolt, two ends of the fixed clamping plate (3) are respectively provided with a first baffle (10) and a second baffle (11), one side of the first baffle (11) is connected with a dust collecting table (1) through a bolt, one side of the first baffle (11) is connected with the dust collecting table (12), the dust collection base (12) and the first air cylinder (4) are oppositely arranged at two ends of the processing table (1) respectively, the dust collection base (12) is connected to one side of the fixed clamping plate (3) in a bonding mode, and a material receiving box (13) is arranged at the bottom of the processing table (1);

The dust collection device comprises a dust collection base (12), a reciprocating screw (1201) is arranged in the dust collection base (12), the reciprocating screw (1201) is rotationally connected to the inside of the dust collection base (12) through an output end of a servo motor, the reciprocating screw (1201) is connected with the bottom of a pipeline fixing frame (1202) through a screw nut arranged on the surface of the reciprocating screw (1201), a main metal pipe (1203) is sleeved in the pipeline fixing frame (1202), a dust collection opening (1204) is arranged at one end of the main metal pipe (1203), a first corrugated pipe (1205) is connected with the other end of the main metal pipe (1203) through threads, a filter vat (1206) is arranged at one end of the first corrugated pipe (1205), the filter vat (1206) is connected to the outer wall of a processing table (1) through a screw bolt through a barrel fixing frame (1207) wrapped on the outer wall of the filter vat (1206), a second corrugated pipe (1208) is arranged below the filter vat (1208), and the first corrugated pipe (1205) is connected with the second corrugated pipe (1208);

The material receiving box (13) comprises a material discharging area (1301) and a material receiving area (1302), a guide plate (1303) is arranged at one end of the inner wall of the material discharging area (1301), a protection plate (1304) is rotatably connected to one side of the outer portion of the material receiving area (1302), and the protection plate (1304) is connected with circular clamping columns (1306) at two ends of the outer wall of the material receiving area (1302) in a clamping mode through arc-shaped clamping buckles (1305) arranged on the outer wall of the protection plate.

2. The tapping mechanism convenient for chip cleaning according to claim 1, wherein the front ends of the movable clamping plate (2) and the fixed clamping plate (3) are V-shaped and are coated with stripe-shaped rubber pads, the movable clamping plate (2) forms relative movement on one side of the fixed clamping plate (3) through the first air cylinder (4), the tail end of the movable clamping plate (2) is provided with a strip-shaped third baffle (14), and meanwhile the third baffle (14) is connected to the lowest side of the end point of the inclined feeding frame (7) in a fitting mode.

3. The tapping mechanism convenient for scrap cleaning according to claim 1, wherein the surface of the processing table (1) is provided with a square notch for blanking in a penetrating way, the center point of the pushing plate (5) and the center point of the square notch are in the same horizontal position, and the top of the receiving box (13) is communicated with the square notch.

4. The tapping mechanism convenient for chip cleaning according to claim 1, wherein the tapping cone head (8) forms a lifting structure above the movable clamping plate (2) and the fixed clamping plate (3) through a third air cylinder (9).

5. The tapping mechanism for facilitating chip cleaning according to claim 1, wherein the guide plates (1303) are obliquely distributed on the inner wall of the blanking area (1301) at an angle of 30 degrees, the surfaces of the guide plates (1303) and the receiving area (1302) are respectively covered with a smooth rubber layer, and the height of the protection plate (1304) is one half of the height of an opening on the surface of the receiving area (1302).

6. The tapping mechanism for facilitating debris cleaning according to claim 1, wherein the filter vat (1206) is in threaded connection with the first branch corrugated pipe (1205) and the second branch corrugated pipe (1208) through threaded grooves at the top and bottom inner walls of the filter vat (1206), a filter plate (1209) is in threaded connection with the inner wall of the filter vat (1206) adjacent to one end of the second branch corrugated pipe (1208), and the dust collection port (1204) is connected with an external suction fan through the main metal pipe (1203), the first branch corrugated pipe (1205) and the second branch corrugated pipe (1208), and meanwhile the dust collection port (1204) forms a reciprocating transmission structure on the surface of the dust collection base (12) through the pipeline fixing frame (1202) and the reciprocating screw (1201).