A press-in tapping machine

Abstract

The application relates to the technical field of tapping machines, and discloses a press riveting and tapping machine which solves the problem that scraps are easily scattered in the process of tapping a press riveting nut, and the press riveting and tapping machine comprises a base, a tapping mechanism is arranged at the top of the base, a driving mechanism is arranged on the tapping mechanism, the tapping mechanism comprises a U-shaped round rod I which is fixed to the top of the base, a lifting plate is movably sleeved to the outer side of the U-shaped round rod I, the motor and the transmission shaft are matched, the tapping cutter can be rotated, the press riveting nut can be tapped, the inner frame, the L-shaped round rod and the spring I are matched, the protective cover and the placing cylinder are always attached in the tapping process, the protective box and the protective cover are used for protection, the scraps are prevented from being scattered, the discharging opening, the top ring, the filter cylinder and the material cylinder are matched, and the scraps can be filtered in the filter cylinder and collected and treated.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of tapping machines, in particular to a press riveting and tapping machine. BACKGROUND

[0002] The principle of the tapping machine is to form a thread structure by cutting metal. During the tapping process, the cutter cuts the workpiece surface through rotational motion, gradually forming a thread structure. The feed speed and cutting depth of the cutter need to be controlled during the cutting process to ensure the accuracy and quality of the thread processing.

[0003] The press riveting nut needs to be tapped one by one by the tapping machine during production. The existing tapping machine will cause debris to fly during tapping, which not only increases the cleaning work of the operator, but also poses a certain safety hazard. SUMMARY

[0004] In view of the above situation, in order to overcome the defects of the prior art, the application provides a press riveting and tapping machine, which effectively solves the problem that debris is easily scattered during the tapping of the press riveting nut.

[0005] To achieve the above purpose, the application provides the following technical scheme: a press riveting and tapping machine, comprising a base, a tapping mechanism is arranged on the top of the base, and a driving mechanism is arranged on the tapping mechanism;

[0006] The tapping mechanism comprises a U-shaped round rod I fixed on the top of the base, a lifting plate movably sleeved on the outer side of the U-shaped round rod I, a sleeve block movably sleeved on the outer side of the middle part of the U-shaped round rod I and located directly above the lifting plate, an air cylinder fixedly installed between the sleeve block and the lifting plate, a protection box fixedly connected to the bottom of the lifting plate, an inner frame movably sleeved in the protection box, a protection cover fixedly connected to the bottom of the inner frame, the bottom end of the protection cover extending to the outside of the protection box, two L-shaped round rods fixedly and symmetrically connected between the bottom of the lifting plate and the inside of the protection box, the inner frame movably sleeved on the outer sides of the two L-shaped round rods, two springs I fixedly and symmetrically connected between the inner frame and the lifting plate, the two springs I being sleeved on the outer sides of the two L-shaped round rods respectively, an L-shaped plate fixedly connected to the top of the lifting plate, an electric motor fixedly connected to the L-shaped plate, a transmission shaft fixedly connected to the electric motor, the bottom end of the transmission shaft extending to the inside of the protection box and fixedly connected with a tapping cutter, the transmission shaft penetrating through the lifting plate and being rotatably connected with the lifting plate, the bottom end of the tapping cutter extending to the inside of the protection cover, a support shaft rotatably connected to the top of the base, a support table fixedly connected to the top end of the support shaft, a plurality of discharge ports arranged at equal angles on the support table, a plurality of placement cylinders fixedly connected at equal angles to the top of the support table, the placement cylinders corresponding one-to-one to the discharge ports, and the protection cover being located directly above the corresponding placement cylinder.

[0007] Preferably, the inside of the protection box is provided with a liquid outlet located above the inner frame, the liquid outlet facing the tapping cutter, an inlet pipe fixedly connected to the liquid outlet, and the inlet pipe penetrating through the lifting plate.

[0008] Preferably, the protection box is provided with a heat dissipation opening above the inner frame, a filter screen is fixedly installed in the heat dissipation opening, an air outlet pipe is fixedly installed above the inner frame in the protection box, a plurality of air outlets are uniformly arranged on the air outlet pipe, a fan is fixedly connected to the top of the lifting plate, and a wind conveying pipe is fixedly connected between the fan and the air outlet pipe.

[0009] Preferably, the support table and the base are provided with a material cylinder, two support columns are fixedly and symmetrically connected between the material cylinder and the base, a discharging pipe is fixedly connected to the bottom of the material cylinder, the discharging pipe penetrates through the base, a valve is installed at the bottom end of the discharging pipe, the material cylinder is located directly below the corresponding discharging port, a top ring is arranged at the top end of the material cylinder, a filter cartridge is fixedly connected to the bottom of the top ring in the material cylinder, and a fixing mechanism is arranged between the top ring and the material cylinder.

[0010] Preferably, the fixing mechanism comprises an outer ring fixed to the outer side of the material cylinder, two positioning columns are fixedly and symmetrically connected to the top of the outer ring, two L-shaped blocks are fixedly and symmetrically connected to the bottom of the top ring, the two L-shaped blocks are respectively sleeved on the outer sides of the two positioning columns, the two L-shaped blocks are located on the top of the outer ring, an insertion slot is arranged on each of the two L-shaped blocks, two sliding grooves are symmetrically arranged on the outer ring, sliding rods are fixedly connected in the two sliding grooves, sliding plates are movably sleeved on the outer sides of the two sliding rods, springs two are fixedly connected to the sides of the two sliding plates away from each other, the ends of the two springs two away from each other are fixedly connected to the inner walls of the two sliding grooves, the two springs two are respectively sleeved on the outer sides of the two sliding rods, insertion plates are fixedly connected to the sides of the two sliding plates away from each other, and the two insertion plates are matched with the two insertion slots.

[0011] Preferably, the bottom of the outer ring is fixedly and symmetrically connected with two bottom blocks, the sides of the two sliding plates away from each other are rotatably connected with limiting plates, and the sides of the two sliding plates away from each other are provided with limiting grooves.

[0012] Preferably, the driving mechanism comprises an L-shaped seat fixed to the top of the base, the support shaft penetrates through the L-shaped seat and is rotatably connected with the L-shaped seat, the bottom of the support table is fixedly and equiangularly connected with bottom columns, and the bottom ends of the bottom columns are provided with ball bearings located on the top of the L-shaped seat.

[0013] Preferably, a driven shaft is rotatably connected to the inner side wall of the L-shaped seat, a bevel gear two is fixedly connected to the end of the driven shaft close to the support shaft, a bevel gear one is fixedly installed on the outer side of the support shaft, the bevel gear one is meshingly connected with the bevel gear two, a vertical plate is fixedly connected between the L-shaped seat and the base, the driven shaft penetrates through the vertical plate and is rotatably connected with the vertical plate, a driving shaft is rotatably connected to the side of the vertical plate away from the support shaft, the end of the driving shaft away from the vertical plate penetrates through the L-shaped seat and is fixedly connected with a side disc two, a driving gear is fixedly installed on the outer side of the driving shaft, a driven gear is fixedly installed on the outer side of the driven shaft, and the driven gear is meshingly connected with the driving gear.

[0014] Preferably, the side disc two is fixedly connected with a U-shaped round rod two away from one side of the L-shaped seat, the outer side of the U-shaped round rod two movably sleeved with a side disc one, the side disc one and the side disc two are symmetrically fixedly connected with two springs three, the two springs three are all sleeved on the outer side of the U-shaped round rod two, the side disc one is fixedly connected with a U-shaped round rod three away from one side of the side disc two, a plurality of side holes are equiangularly arranged on the side of the side disc one away from the U-shaped round rod three, and the outer side of the L-shaped seat is fixedly connected with a side rod.

[0015] Compared with the prior art, the present application has the following advantages:

[0016] (1) The present application, through the cooperation between the air cylinder, the lifting plate and the U-shaped round rod one, facilitates the downward movement of the tapping cutter, and through the cooperation between the motor and the transmission shaft, facilitates the rotation of the tapping cutter, thereby being capable of tapping the rivet nut, and through the cooperation between the inner frame, the L-shaped round rod and the spring one, facilitates the constant adhesion of the protective cover to the placing cylinder during the tapping process, thereby avoiding the flying of debris through the protection of the protective box and the protective cover, and through the cooperation between the discharging opening, the top ring, the filter cylinder and the material cylinder, facilitates the collection and treatment of the debris filtered in the inside of the filter cylinder.

[0017] (2) The present application, through the cooperation between the top ring, the L-shaped block, the positioning column and the outer ring, facilitates the placement of the filter cylinder in the inside of the material cylinder, and through the cooperation between the sliding plate, the sliding rod and the spring two, facilitates the insertion of the two insertion plates into the two insertion slots to fix the top ring and the outer ring, thereby facilitating the fixation of the filter cylinder in the material cylinder to filter and collect the debris.

[0018] (3) The present application, through the cooperation between the side disc two, the driving shaft, the driving gear and the driven gear, facilitates the rotation of the driven shaft, and through the cooperation between the bevel gear two, the bevel gear one and the support shaft, facilitates the rotation of the support shaft, and through the cooperation between the bottom column, the ball and the L-shaped seat, guarantees the stability of the support table during rotation, and through the cooperation between the side disc one, the U-shaped round rod two and the spring three, facilitates the insertion of the side rod into the corresponding side hole to limit the side disc one, avoids the arbitrary rotation of the side disc two, thereby facilitating the rotation of each placing cylinder for multi-station tapping of the rivet nut. BRIEF DESCRIPTION OF DRAWINGS

[0019] The accompanying drawings are included to provide a further understanding of the present application, and constitute a part of the specification, illustrate the present application together with the embodiments thereof, and explain the present application, but do not constitute a limitation of the present application.

[0020] In the drawings:

[0021] Figure 1 It is a structure schematic view of the present application rivet nut tapping machine;

[0022] Figure 2It is a tapping mechanism structure schematic view of the present application;

[0023] Figure 3 It is a support table structure schematic view of the present application;

[0024] Figure 4 It is a material cylinder structure schematic view of the present application;

[0025] Figure 5 It is a protective box cross-section structure schematic view of the present application;

[0026] Figure 6 It is a fixing mechanism structure schematic view of the present application;

[0027] Figure 7 It is a sliding plate structure schematic view of the present application;

[0028] Figure 8 It is a driving mechanism structure schematic view of the present application;

[0029] Figure 9 It is a side disc one structure schematic view of the present application.

[0030] In the figure: 1, base; 2, tapping mechanism; 201, U-shaped round rod one; 202, lifting plate; 203, air cylinder; 204, sleeve block; 205, protective box; 206, protective cover; 207, placing cylinder; 208, support table; 209, support shaft; 2010, material cylinder; 2011, discharging port; 2012, valve; 2013, discharging pipe; 2014, support column; 2015, filter cylinder; 2016, top ring; 2017, filter screen; 2018, spring one; 2019, tapping knife; 2020, L-shaped round rod; 2021, inner frame; 2022, liquid outlet; 2023, liquid inlet pipe; 2024, transmission shaft; 2025, fan; 2026, motor; 2027, air conveying pipe; 2028, L-shaped plate; 2029, air outlet pipe; 3, fixing mechanism; 301, outer ring; 302, sliding plate; 303, sliding groove; 304, L-shaped block; 305, slot; 306, insertion plate; 307, limiting plate; 308, bottom block; 309, positioning column; 3010, limiting groove; 3011, spring two; 3012, sliding rod; 4, driving mechanism; 401, L-shaped seat; 402, side disc one; 403, driving shaft; 404, driving gear; 405, bottom column; 406, ball; 407, bevel gear one; 408, bevel gear two; 409, vertical plate; 4010, driven gear; 4011, driven shaft; 4012, spring three; 4013, side disc two; 4014, side rod; 4015, side hole; 4016, U-shaped round rod two; 4017, U-shaped round rod three. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0032] In the first embodiment, the present application comprises a base 1, a tapping mechanism 2 is arranged on the top of the base 1, and a driving mechanism 4 is arranged on the tapping mechanism 2. Figures 1-9 The present application comprises a base 1, a tapping mechanism 2 is arranged on the top of the base 1, and a driving mechanism 4 is arranged on the tapping mechanism 2.

[0033] The embodiment two is based on the embodiment one, the tapping mechanism 2 includes a U-shaped round rod 201 fixed on the top of the base 1, the outer side of the U-shaped round rod 201 movably sleeved with a lifting plate 202, the outer side of the U-shaped round rod 201 movably sleeved with a sleeve block 204 located above the lifting plate 202, the sleeve block 204 and the lifting plate 202 are fixedly installed with a pneumatic cylinder 203, the bottom of the lifting plate 202 is fixedly connected with a protection box 205, the inside of the protection box 205 movably sleeved with an inner frame 2021, the bottom of the inner frame 2021 is fixedly connected with a protective cover 206, the bottom end of the protective cover 206 extends to the outside of the protection box 205, the bottom of the lifting plate 202 and the inside of the protection box 205 are fixedly connected with two L-shaped round rods 2020, the inner frame 2021 movably sleeved on the outside of the two L-shaped round rods 2020, the inner frame 2021 and the lifting plate 202 are fixedly connected with two springs 2018, the two springs 2018 are respectively sleeved on the outside of the two L-shaped round rods 2020, the top of the lifting plate 202 is fixedly connected with an L-shaped plate 2028, the L-shaped plate 2028 is fixedly connected with a motor 2026, the motor 2026 is fixedly connected with a transmission shaft 2024, the bottom end of the transmission shaft 2024 extends to the inside of the protection box 205 and is fixedly connected with a tapping cutter 2019, the transmission shaft 2024 penetrates the lifting plate 202 and is rotatably connected with the lifting plate 202, the bottom end of the tapping cutter 2019 extends to the inside of the protective cover 206, the top of the base 1 is rotatably connected with a supporting shaft 209, the top end of the supporting shaft 209 is fixedly connected with a supporting table 208, a plurality of discharge ports 2011 are equally angularly arranged on the supporting table 208, a plurality of placing barrels 207 are equally angularly fixedly connected on the top of the supporting table 208, clamps are arranged in the inside of the placing barrels 207, so that the press-in nuts can be placed in the inside of the placing barrels 207 for fixation, the placing barrels 207 correspond to the discharge ports 2011 one by one, the inner diameter value of the press-in nut is smaller than the inner diameter value of the discharge port 2011, so that the debris in the press-in nut can fall from the discharge port 2011, the protective cover 206 is located above the corresponding placing barrel 207, the bottom end outer diameter value of the protective cover 206 is equal to the outer diameter value of the placing barrel 207, so that the protective cover 206 can abut against the top end of the placing barrel 207, the inside of the protection box 205 is provided with a liquid outlet 2022 located above the inner frame 2021, the liquid outlet 2022 faces the tapping cutter 2019, the liquid outlet 2022 is fixedly connected with a liquid inlet pipe 2023, the liquid inlet pipe 2023 penetrates the lifting plate 202, by arranging the liquid inlet pipe 2023 and the liquid outlet 2022, the cutting fluid can be introduced into the liquid inlet pipe 2023 and sprayed on the tapping cutter 2019 from the liquid outlet 2022, so as to play a lubricating role, meanwhile, the cutting fluid flows out from the inside of the press-in nut, so as to avoid that the debris is blocked in the inside of the press-in nut, the protection box 205 is provided with a heat dissipation port above the inner frame 2021, a filter screen 2017 is fixedly installed in the heat dissipation port, so that the heat in the inside of the protection box 205 can be discharged from the heat dissipation port, by arranging the filter screen 2017,The debris in the protection box 205 is prevented from being discharged from the heat dissipation opening. An air outlet pipe 2029 is fixedly installed above the inner frame 2021 in the protection box 205. A plurality of air outlets are uniformly arranged on the air outlet pipe 2029. A fan 2025 is fixedly connected to the top of the lifting plate 202. The fan 2025 is fixedly connected with the air outlet pipe 2029. When the fan 2025 is started, air is ventilated to the inside of the protection box 205 through the air outlets, heat dissipation is performed on the inside of the protection box 205, and air is blown to the filter screen 2017 to prevent the filter screen 2017 from being blocked. The support table 208 is provided between the base 1 and the material cylinder 2010. Two support columns 2014 are fixedly and symmetrically connected between the material cylinder 2010 and the base 1. A discharging pipe 2013 is fixedly connected to the bottom of the material cylinder 2010. The discharging pipe 2013 penetrates through the base 1, and a valve 2012 is installed at the bottom end of the discharging pipe 2013. The material cylinder 2010 is located directly below the corresponding discharging opening 2011. A top ring 2016 is arranged at the top end of the material cylinder 2010. A filter cylinder 2015 is fixedly connected to the inside of the material cylinder 2010 at the bottom of the top ring 2016. A fixing mechanism 3 is arranged between the top ring 2016 and the material cylinder 2010.

[0034] Firstly, each press-in nut is fixed in each placing cylinder 207. Then, the support table 208 is rotated, so that the corresponding press-in nut is located directly below the protection cover 206. Then, the motor 2026 is started, the transmission shaft 2024 is driven to rotate, and the tapping knife 2019 is driven to rotate. Then, the cylinder 203 is started, the lifting plate 202 is driven to slide downward along the U-shaped round rod one 201, and the protection box 205 and the tapping knife 2019 are driven to move downward. When the protection cover 206 abuts against the placing cylinder 207, the tapping knife 2019 does not contact the press-in nut at this time. Then, the lifting plate 202 is continuously moved downward, the inner frame 2021 slides along the two L-shaped round rods 2020, and the two springs one 2018 are deformed. The protection cover 206 is tightly attached to the placing cylinder 207 under the elastic force of the two springs one 2018. Meanwhile, the tapping knife 2019 continuously descends to perform tapping treatment on the press-in nut. Thus, the protection effect of the protection box 205 and the protection cover 206 prevents the debris from flying around. During the tapping process of the press-in nut, the cutting fluid is introduced into the liquid inlet pipe 2023, so that the cutting fluid is sprayed out of the liquid outlet 2022 to play a lubricating role. Then, the cutting fluid and the debris enter the material cylinder 2010 through the discharging opening 2011. The cutting fluid is filtered through the filter cylinder 2015, so that the debris falls into the filter cylinder 2015, and the cutting fluid is discharged through the discharging pipe 2013. Finally, the tapping treatment of the press-in nut is completed.

[0035] In example three, on the basis of example one, the fixing mechanism 3 comprises an outer ring 301 fixed outside the barrel 2010, the top of the outer ring 301 is symmetrically and fixedly connected with two positioning columns 309, the bottom of the top ring 2016 is symmetrically and fixedly connected with two L-shaped blocks 304, the two L-shaped blocks 304 are respectively sleeved outside the two positioning columns 309 and located at the top of the outer ring 301, the two L-shaped blocks 304 are both provided with a slot 305, the outer ring 301 is symmetrically provided with two sliding grooves 303, both the two sliding grooves 303 are fixedly connected with a sliding rod 3012, both the outer sides of the two sliding rods 3012 are movably sleeved with a sliding plate 302, both the sides close to each other of the two sliding plates 302 are fixedly connected with a spring two 3011, both the ends close to each other of the two spring twos 3011 are respectively fixedly connected with the inner walls of the two sliding grooves 303, and the two spring twos 3011 are respectively sleeved outside the two sliding rods 3012, both the sides close to each other of the two sliding plates 302 are fixedly connected with an insertion plate 306, both the insertion plates 306 are matched with the two slots 305, the bottom of the outer ring 301 is symmetrically and fixedly connected with two bottom blocks 308, both the sides away from each other of the two bottom blocks 308 are rotatably connected with a limiting plate 307, both the sides close to each other of the two sliding plates 302 are provided with a limiting slot 3010, and the two limiting plates 307 are respectively inserted into the two limiting slots 3010;

[0036] In the initial state, the two limiting plates 307 are respectively inserted into the two limiting slots 3010, and the two spring twos 3011 are both in the stretched state, first, place the top ring 2016 on the top of the barrel 2010, at the same time, the filter cylinder 2015 enters into the barrel 2010, and the two L-shaped blocks 304 are respectively sleeved outside the two positioning columns 309 and located at the top of the outer ring 301, at this time, the two insertion plates 306 and the two slots 305 are located at the same height, then move the two sliding plates 302 away from each other, at this time, the two spring twos 3011 are stretched again, until the two limiting plates 307 are removed from the two limiting slots 3010, at this time, the two limiting plates 307 are rotated to the vertical state under the action of gravity, then release the two sliding plates 302, at this time, the two sliding plates 302 are moved under the action of the elasticity of the two spring twos 3011, until the two insertion plates 306 are respectively inserted into the two slots 305, the top ring 2016 is fixed with the outer ring 301, finally, fix the filter cylinder 2015 in the barrel 2010 to filter and collect the debris.

[0037] In example four, on the basis of example one, the driving mechanism 4 comprises an L-shaped seat 401 fixed on the top of the base 1, the supporting shaft 209 penetrates through the L-shaped seat 401 and is rotationally connected with the L-shaped seat 401, the bottom of the supporting table 208 is fixedly connected with bottom columns 405 at equal angles, the bottom ends of each bottom column 405 are all installed with ball bearings 406 located on the top of the L-shaped seat 401, the inner side wall of the L-shaped seat 401 is rotationally connected with a driven shaft 4011, one end of the driven shaft 4011 close to the supporting shaft 209 is fixedly connected with a bevel gear two 408, the outer side of the supporting shaft 209 is fixedly installed with a bevel gear one 407, the bevel gear one 407 is meshedly connected with the bevel gear two 408, the L-shaped seat 401 and the base 1 are fixedly connected with a vertical plate 409, the driven shaft 4011 penetrates through the vertical plate 409 and is rotationally connected with the vertical plate 409, one side of the vertical plate 409 away from the supporting shaft 209 is rotationally connected with a driving shaft 403, one end of the driving shaft 403 away from the vertical plate 409 penetrates through the L-shaped seat 401 and is fixedly connected with a side disc two 4013, the outer side of the driving shaft 403 is fixedly installed with a driving gear 404, the outer side of the driven shaft 4011 is fixedly installed with a driven gear 4010, the driven gear 4010 is meshedly connected with the driving gear 404, one side of the side disc two 4013 away from the L-shaped seat 401 is fixedly connected with a U-shaped round rod two 4016, the outer side of the U-shaped round rod two 4016 movably sleeves the side disc one 402, two springs three 4012 fixedly and symmetrically connected between the side disc one 402 and the side disc two 4013 are all sleeved on the outer side of the U-shaped round rod two 4016, one side of the side disc one 402 away from the side disc two 4013 is fixedly connected with a U-shaped round rod three 4017, a plurality of side holes 4015 are provided on one side of the side disc one 402 away from the U-shaped round rod three 4017 at equal angles, the outer side of the L-shaped seat 401 is fixedly connected with a side rod 4014, the side rod 4014 is inserted into the corresponding side hole 4015;

[0038] First pull U-shaped round pole three 4017, drive side plate one 402 along the U-shaped round pole two 4016 slide, at this time two springs three 4012 are stretched, until the side rod 4014 from the corresponding side hole 4015 removed, then rotate U-shaped round pole three 4017, through the side plate one 402 and U-shaped round pole two 4016 drive side plate two 4013 rotation, and drive shaft 403 rotation, because the drive gear 404 and driven gear 4010 meshing connection, thus drive driven shaft 4011 rotation, because bevel gear two 408 and bevel gear one 407 meshing connection, thus drive support shaft 209 rotation, and drive support table 208 rotation, while each ball 406 is in the top of L-shaped seat 401 rolling, guarantee support table 208 rotation stability, when loose U-shaped round pole three 4017, at this time side plate one 402 along the U-shaped round pole two 4016 slide and close to side plate two 4013 under the action of two springs three 4012 elasticity, until the side rod 4014 inserted into the corresponding side hole 4015, realize support table 208 rotation after the fixed, finally realize each placement cylinder 207 rotation on the press-in nut for multi-station tapping processing.

Claims

1. A screwing and riveting machine comprising a base (1), characterized in that: The top of the base (1) is provided with a tapping mechanism (2), and the tapping mechanism (2) is provided with a driving mechanism (4); The tapping mechanism (2) comprises a U-shaped round rod I (201) fixed to the top of the base (1), a lifting plate (202) movably sleeved on the outer side of the U-shaped round rod I (201), a sleeve block (204) fixedly sleeved on the outer side of the U-shaped round rod I (201) and located directly above the lifting plate (202), an air cylinder (203) fixedly installed between the sleeve block (204) and the lifting plate (202), a protection box (205) fixedly connected to the bottom of the lifting plate (202), an inner frame (2021) movably sleeved in the protection box (205), a protective cover (206) fixedly connected to the bottom of the inner frame (2021) and extending to the outside of the protection box (205), two L-shaped round rods (2020) fixedly and symmetrically connected between the bottom of the lifting plate (202) and the inside of the protection box (205), the inner frame (2021) movably sleeved on the outside of the two L-shaped round rods (2020), two springs I (2018) fixedly and symmetrically connected between the lifting plate (202) and the inner frame (2021), the two springs I (2018) sleeved on the outside of the two L-shaped round rods (2020), an L-shaped plate (2028) fixedly connected to the top of the lifting plate (202), an electric motor (2026) fixedly connected to the L-shaped plate (2028), a transmission shaft (2024) fixedly connected to the electric motor (2026), a tapping cutter (2019) fixedly connected to the bottom end of the transmission shaft (2024) and extending to the inside of the protective cover (206), the transmission shaft (2024) penetrating through the lifting plate (202) and being rotatably connected with the lifting plate (202), the support shaft (209) rotatably connected to the top of the base (1), a support table (208) fixedly connected to the top end of the support shaft (209), a plurality of discharging ports (2011) equally angularly arranged on the support table (208), a plurality of placement barrels (207) fixedly and equally angularly connected to the top of the support table (208), the placement barrels (207) corresponding to the discharging ports (2011) one by one, and the protective cover (206) located directly above the corresponding placement barrels (207).

2. A machine according to claim 1, wherein: The inside of the protection box (205) is provided with a liquid outlet (2022) located above the inner frame (2021), the liquid outlet (2022) faces the tapping cutter (2019), and a liquid inlet pipe (2023) is fixedly connected to the liquid outlet (2022) and penetrates through the lifting plate (202).

3. A machine according to claim 1, wherein: The protective box (205) is provided with a heat dissipation opening above the inner frame (2021), a filter screen (2017) is fixedly installed in the heat dissipation opening, an air outlet pipe (2029) is fixedly installed above the inner frame (2021) in the protective box (205), a plurality of air outlets are uniformly arranged on the air outlet pipe (2029), a fan (2025) is fixedly connected to the top of the lifting plate (202), and a wind conveying pipe (2027) is fixedly connected between the fan (2025) and the air outlet pipe (2029).

4. A machine according to claim 1, wherein: The support table (208) and the base (1) are provided with a material cylinder (2010), two support columns (2014) are fixedly connected between the material cylinder (2010) and the base (1) in a symmetrical manner, a feeding pipe (2013) is fixedly connected to the bottom of the material cylinder (2010), the feeding pipe (2013) penetrates through the base (1), a valve (2012) is installed at the bottom end of the feeding pipe (2013), the material cylinder (2010) is located directly below the corresponding feeding opening (2011), a top ring (2016) is arranged at the top end of the material cylinder (2010), a filter cylinder (2015) is fixedly connected to the bottom of the top ring (2016) and located in the material cylinder (2010), and a fixing mechanism (3) is arranged between the top ring (2016) and the material cylinder (2010).

5. A machine according to claim 4, wherein: The fixing mechanism (3) comprises an outer ring (301) fixed to the outer side of the material cylinder (2010), two positioning columns (309) are fixedly connected to the top of the outer ring (301) in a symmetrical manner, two L-shaped blocks (304) are fixedly connected to the bottom of the top ring (2016) in a symmetrical manner, the two L-shaped blocks (304) are respectively sleeved on the outer sides of the two positioning columns (309), and the two L-shaped blocks (304) are located at the top of the outer ring (301), an insertion slot (305) is arranged on each of the two L-shaped blocks (304), two sliding grooves (303) are symmetrically arranged on the outer ring (301), a sliding rod (3012) is fixedly connected in each of the two sliding grooves (303), a sliding plate (302) is movably sleeved on the outer side of each of the two sliding rods (3012), a second spring (3011) is fixedly connected to each of the two sliding plates (302) on the side close to each other, one end of each of the two second springs (3011) is fixedly connected to the inner wall of each of the two sliding grooves (303), and each of the two second springs (3011) is sleeved on the outer side of each of the two sliding rods (3012), and an insertion plate (306) is fixedly connected to each of the two sliding plates (302) on the side close to each other, and each of the two insertion plates (306) is matched with each of the two insertion slots (305).

6. A machine according to claim 5, wherein: The bottom of the outer ring (301) is fixedly connected to two bottom blocks (308) in a symmetrical manner, each of the two bottom blocks (308) is rotatably connected to a limiting plate (307) on the side away from each other, each of the two sliding plates (302) is provided with a limiting slot (3010) on the side close to each other, and each of the two limiting plates (307) is inserted into each of the two limiting slots (3010).

7. A machine according to claim 1, wherein: The driving mechanism (4) includes an L-shaped seat (401) fixed on the top of the base (1), a supporting shaft (209) penetrating through the L-shaped seat (401) and being rotatably connected with the L-shaped seat (401), and bottom columns (405) fixedly and equiangularly connected to the bottom of the supporting table (208), and a ball (406) fixed on the top of the L-shaped seat (401) at the bottom end of each bottom column (405).

8. A machine according to claim 7, wherein: The inner side wall of the L-shaped seat (401) is rotatably connected with a driven shaft (4011), one end of the driven shaft (4011) close to the supporting shaft (209) is fixedly connected with a bevel gear two (408), the outer side of the supporting shaft (209) is fixedly installed with a bevel gear one (407), the bevel gear one (407) is in meshing connection with the bevel gear two (408), a vertical plate (409) is fixedly connected between the L-shaped seat (401) and the base (1), the driven shaft (4011) penetrates through the vertical plate (409) and is rotatably connected with the vertical plate (409), a driving shaft (403) is rotatably connected to the side of the vertical plate (409) away from the supporting shaft (209), one end of the driving shaft (403) away from the vertical plate (409) penetrates through the L-shaped seat (401) and is fixedly connected with a side disc two (4013), the outer side of the driving shaft (403) is fixedly installed with a driving gear (404), the outer side of the driven shaft (4011) is fixedly installed with a driven gear (4010), and the driven gear (4010) is in meshing connection with the driving gear (404).

9. A machine according to claim 8, wherein: The side disc two (4013) is fixedly connected with a U-shaped circular rod two (4016) away from the L-shaped seat (401), the outer side of the U-shaped circular rod two (4016) movably sleeves a side disc one (402), two springs three (4012) are fixedly and symmetrically connected between the side disc one (402) and the side disc two (4013), the two springs three (4012) are sleeved on the outer side of the U-shaped circular rod two (4016), the side disc one (402) is fixedly connected with a U-shaped circular rod three (4017) away from the side disc two (4013), a plurality of side holes (4015) are equiangularly arranged on the side of the side disc one (402) away from the U-shaped circular rod three (4017), and a side rod (4014) is fixedly connected to the outer side of the L-shaped seat (401).

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