Pressing rivet tapping machine

Abstract

The invention relates to the technical field of tapping machines, and discloses a pressing rivet tapping machine which solves the problem that chippings are prone to flying in the process of tapping a pressing rivet nut at present, the pressing rivet 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, and the driving mechanism is connected with the base. The tapping mechanism comprises a first U-shaped round rod fixed to the top of the base, and the outer side of the first U-shaped round rod is movably sleeved with a lifting plate. According to the device, through cooperation between a motor and a transmission shaft, a tapping cutter can rotate conveniently, then tapping treatment can be conducted on a pressing rivet nut, through cooperation between an inner frame, an L-shaped round rod and a first spring, a protective cover and a containing cylinder can be attached constantly in the tapping process conveniently, and then chippings are prevented from flying around through protection of a protective box and the protective cover; and through cooperation of the discharging opening, the top ring, the filter cylinder and the material cylinder, the chippings can be conveniently filtered in the filter cylinder to be collected and treated.

Description

Technical Field

[0001] The invention belongs to the technical field of tapping machines, in particular to a riveting tapping machine. Background Art

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

[0003] During the production process, the self-clinching nuts need to be tapped one by one by a tapping machine. The existing tapping machines will cause debris to fly around during tapping, which not only increases the cleaning work of the operators, but also poses certain safety hazards. Summary of the invention

[0004] In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a self-clinching and tapping machine, which effectively solves the problem of flying debris that is easy to occur during the tapping process of the self-clinching nut.

[0005] To achieve the above object, the present invention provides the following technical solution: a riveting and tapping machine, comprising a base, a tapping mechanism is provided on the top of the base, and a driving mechanism is provided on the tapping mechanism;

[0006] The tapping mechanism includes a U-shaped round rod fixed to the top of the base, a lifting plate is movably sleeved on the outer side of the U-shaped round rod, a sleeve block located directly above the lifting plate is fixedly sleeved on the middle part of the outer side of the U-shaped round rod, a cylinder is fixedly installed between the sleeve block and the lifting plate, a protection box is fixedly connected to the bottom of the lifting plate, an inner frame is movably sleeved inside the protection box, a protection cover is fixedly connected to the bottom of the inner frame, and the bottom end of the protection cover extends to the outside of the protection box, two L-shaped round rods are symmetrically fixedly connected between the bottom of the lifting plate and the inside of the protection box, the inner frame is movably sleeved on the outer sides of the two L-shaped round rods, and two springs are symmetrically fixedly connected between the inner frame and the lifting plate. A spring is respectively sleeved on the outside of two L-shaped round rods, the top of the lifting plate is fixedly connected to the L-shaped plate, the L-shaped plate is fixedly connected to the motor, the motor is fixedly connected to the transmission shaft, the bottom end of the transmission shaft extends to the inside of the protective box and is fixedly connected to a tapping tool, the transmission shaft passes through the lifting plate and is rotatably connected to the lifting plate, the bottom end of the tapping tool extends to the inside of the protective cover, the top of the base is rotatably connected to the support shaft, the top of the support shaft is fixedly connected to the support platform, a plurality of discharge ports are provided on the support platform at equal angles, a plurality of placement cylinders are fixedly connected to the top of the support platform at equal angles, the placement cylinders correspond to the discharge ports one by one, and the protective cover is located directly above the corresponding placement cylinders.

[0007] Preferably, the interior of the protective box is provided with a liquid outlet located above the inner frame, the liquid outlet faces the tapping tool, and a liquid inlet pipe is fixedly connected to the liquid outlet, and the liquid inlet pipe passes through the lifting plate.

[0008] Preferably, the protective box is provided with a heat dissipation port located above the inner frame, a filter is fixedly installed in the heat dissipation port, an air outlet pipe is fixedly installed in the protective box above the inner frame, a plurality of air outlets are evenly arranged on the air outlet pipe, a fan is fixedly connected to the top of the lifting plate, and an air supply pipe is fixedly connected between the fan and the air outlet pipe.

[0009] Preferably, a barrel is provided between the support platform and the base, two support columns are symmetrically fixedly connected between the barrel and the base, a discharge pipe is fixedly connected to the bottom of the barrel, the discharge pipe passes through the base, and a valve is installed at the bottom end of the discharge pipe, the barrel is located directly below the corresponding discharge port, a top ring is provided at the top of the barrel, a filter cartridge located in the barrel is fixedly connected to the bottom of the top ring, and a fixing mechanism is provided between the top ring and the barrel.

[0010] Preferably, the fixing mechanism includes an outer ring fixed to the outside of the barrel, the top of the outer ring is symmetrically fixedly connected to two positioning columns, the bottom of the top ring is symmetrically fixedly connected to two L-shaped blocks, the two L-shaped blocks are respectively sleeved on the outsides of the two positioning columns, and the two L-shaped blocks are both located at the top of the outer ring, slots are provided on the two L-shaped blocks, and the outer ring is symmetrically provided with two sliding grooves, sliding rods are fixedly connected in the two sliding grooves, and slide plates are movably sleeved on the outsides of the two sliding rods, and the two slide plates are fixedly connected to the sides of the two slide plates that are close to each other, and the ends of the two springs that are close to each other are respectively fixedly connected to the inner walls of the two slide grooves, and the two springs are respectively sleeved on the outsides of the two slide rods, and the sides of the two slide plates that are close to each other are fixedly connected to plug plates, and the two plug plates are adapted to the two slots.

[0011] Preferably, the bottom of the outer ring is symmetrically fixedly connected with two bottom blocks, the sides of the two bottom blocks away from each other are rotatably connected with limit plates, the sides of the two slide plates close to each other are provided with limit grooves, and the two limit plates are respectively inserted into the two limit grooves.

[0012] Preferably, the driving mechanism includes an L-shaped seat fixed to the top of the base, the support shaft passes through the L-shaped seat and is rotatably connected to the L-shaped seat, the bottom of the support platform is fixedly connected with a bottom column at an equal angle, and the bottom end of each bottom column is installed with a ball located at 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, and one end of the driven shaft close to the supporting shaft is fixedly connected to bevel gear 2, and bevel gear 1 is fixedly installed on the outer side of the supporting shaft, and bevel gear 1 is meshingly connected with bevel gear 2, a vertical plate is fixedly connected between the L-shaped seat and the base, the driven shaft passes through the vertical plate and is rotatably connected to the vertical plate, a driving shaft is rotatably connected to the side of the vertical plate away from the supporting shaft, and one end of the driving shaft away from the vertical plate passes through the L-shaped seat and is fixedly connected to side plate 2, a driving gear is fixedly installed on the outer side of the driving shaft, and a driven gear is fixedly installed on the outer side of the driven shaft, and the driven gear is meshingly connected to the driving gear.

[0014] Preferably, the side of the side plate 2 away from the L-shaped seat is fixedly connected to a U-shaped round rod 2, the outer side of the U-shaped round rod 2 is movably sleeved with a side plate 1, two springs 3 are symmetrically fixedly connected between the side plate 1 and the side plate 2, the two springs 3 are both sleeved on the outer side of the U-shaped round rod 2, the side of the side plate 1 away from the side plate 2 is fixedly connected to the U-shaped round rod 3, a side of the side plate 1 away from the U-shaped round rod 3 is provided with a plurality of side holes at equal angles, the outer side of the L-shaped seat is fixedly connected to a side rod, and the side rod is inserted into the corresponding side hole.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] (1) The present invention facilitates the downward movement of the tapping tool through the cooperation between the cylinder, the lifting plate and the U-shaped round rod, and facilitates the rotation of the tapping tool through the cooperation between the motor and the transmission shaft, so that the rivet nut can be tapped. The cooperation between the inner frame, the L-shaped round rod and the spring makes it easy to keep the protective cover in contact with the placement tube at all times during the tapping process, and then the protection of the protective box and the protective cover prevents debris from flying around. The cooperation between the feed port and the top ring and between the filter cartridge and the feed cartridge facilitates the filtering of debris inside the filter cartridge for collection and treatment.

[0017] (2) The invention facilitates the placement of the filter cartridge inside the barrel through the cooperation between the top ring and the L-shaped block and the positioning column and the outer ring, and facilitates the insertion of two plug plates into the two slots to fix the top ring and the outer ring through the cooperation between the slide plate, the slide rod and the second spring, thereby facilitating the fixing of the filter cartridge in the barrel to filter and collect debris.

[0018] (3) The invention facilitates the rotation of the driven shaft through the cooperation between the side disc 2 and the driving shaft and the driving gear and the driven gear, and facilitates the rotation of the support shaft through the cooperation between the bevel gear 2, the bevel gear 1 and the support shaft. The stability of the support platform during rotation is ensured through the cooperation between the bottom column, the ball and the L-shaped seat. The cooperation between the side disc 1, the U-shaped round rod 2 and the spring 3 facilitates the insertion of the side rod into the corresponding side hole to limit the side disc 1 and prevent the side disc 2 from rotating arbitrarily, thereby facilitating the rotation of each placement tube to perform multi-station tapping on the rivet nut. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are used to provide further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the embodiments of the present invention and do not constitute a limitation of the present invention.

[0020] In the attached picture:

[0021] Figure 1 This is a schematic diagram of the structure of the riveting and tapping machine of the present invention;

[0022] Figure 2It is a structural schematic diagram of the tapping mechanism of the present invention;

[0023] Figure 3 It is a schematic diagram of the support platform structure of the present invention;

[0024] Figure 4 It is a schematic diagram of the barrel structure of the present invention;

[0025] Figure 5 This is a schematic diagram of the cross-sectional structure of the protection box of the present invention;

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

[0027] Figure 7 This is a schematic diagram of the structure of the skateboard of the present invention;

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

[0029] Fig. 9 It is a structural schematic diagram of a side plate of the present invention.

[0030] In the figure: 1, base; 2, tapping mechanism; 201, U-shaped round rod 1; 202, lifting plate; 203, cylinder; 204, sleeve block; 205, protection box; 206, protection cover; 207, placement cylinder; 208, support table; 209, support shaft; 2010, barrel; 2011, discharge port; 2012, valve; 2013, discharge pipe; 2014, support column; 2015, filter cartridge; 2016, top ring; 2017, filter screen; 2018, spring 1; 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 duct; 2028, L-shaped plate; 2029, Air outlet duct; 3, fixing mechanism; 301, outer ring; 302, slide plate; 303, slide groove; 304, L-shaped block; 305, slot; 306, plug plate; 307, limit plate; 308, bottom block; 309, positioning column; 3010, limit groove; 3011, spring 2; 3012, slide rod; 4, driving mechanism; 401, L-shaped seat; 402, side plate 1; 403, driving shaft; 404, driving gear; 405, bottom column; 406, ball bearing; 407, bevel gear 1; 408, bevel gear 2; 409, vertical plate; 4010, driven gear; 4011, driven shaft; 4012, spring 3; 4013, side plate 2; 4014, side rod; 4015, side hole; 4016, U-shaped round rod 2; 4017, U-shaped round rod 3. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0032] Embodiment 1, by Figure 1-Figure 9 The present invention 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] Embodiment 2, on the basis of embodiment 1, the tapping mechanism 2 includes a U-shaped round rod 201 fixed to the top of the base 1, the outer side of the U-shaped round rod 201 is movably sleeved with a lifting plate 202, the middle part of the outer side of the U-shaped round rod 201 is fixedly sleeved with a sleeve block 204 located directly above the lifting plate 202, a cylinder 203 is fixedly installed between the sleeve block 204 and the lifting plate 202, the bottom of the lifting plate 202 is fixedly connected with a protective box 205, the inner part of the protective box 205 is 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 protective box 205, and two L-shaped round rods 2020 are symmetrically fixedly connected between the bottom of the lifting plate 202 and the inside of the protective box 205. The inner frame 2021 is movably sleeved on the outside of the two L-shaped round rods 2020. Two springs 2018 are symmetrically fixedly connected between the inner frame 2021 and the lifting plate 202. 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, and a motor 2026 is fixedly connected to the L-shaped plate 2028. A transmission shaft 2024 is fixedly connected to the motor 2026. The bottom end of the transmission shaft 2024 extends to the inside of the protective box 205 and is fixedly connected with a tapping tool 2019. The transmission shaft 2024 passes through the lifting plate 202 and is rotatably connected to the lifting plate 202. The bottom end of the tapping tool 2019 extends to the inside of the protective cover 206. The top of the base 1 is rotatably connected with a support A support shaft 209 is fixedly connected to the top of the support shaft 209 with a support platform 208, and a plurality of discharge ports 2011 are provided at equal angles on the support platform 208. A plurality of placement tubes 207 are fixedly connected to the top of the support platform 208 at equal angles. A clamp is provided inside the placement tube 207 to facilitate placing the rivet nut inside the placement tube 207 for fixing. The placement tube 207 corresponds to the discharge port 2011 one by one. The inner diameter of the rivet nut is smaller than the inner diameter of the discharge port 2011 to facilitate the debris in the rivet nut to fall from the discharge port 2011. The protective cover 206 is located directly above the corresponding placement tube 207. The outer diameter of the bottom end of the protective cover 206 is equal to the outer diameter of the placement tube 207 to facilitate the contact of the protective cover 206 with the top of the placement tube 207. The protective box 2 05 is provided with a liquid outlet 2022 located above the inner frame 2021, the liquid outlet 2022 faces the tapping tool 2019, and a liquid inlet pipe 2023 is fixedly connected to the liquid outlet 2022, and the liquid inlet pipe 2023 runs through the lifting plate 202. By setting the liquid inlet pipe 2023 and the liquid outlet 2022, it is convenient to pass the cutting fluid into the liquid inlet pipe 2023 and spray it on the tapping tool 2019 from the liquid outlet 2022, thereby playing a lubricating role. At the same time, the cutting fluid flows out from the inside of the self-clinching nut to avoid debris clogging the inside of the self-clinching nut. The protective box 205 is provided with a heat dissipation port located above the inner frame 2021, and a filter 2017 is fixedly installed in the heat dissipation port to facilitate the heat inside the protective box 205 to be discharged from the heat dissipation port. By setting the filter 2017,To prevent debris in the protective box 205 from being discharged from the heat dissipation port, an air outlet duct 2029 located above the inner frame 2021 is fixedly installed in the protective box 205, and a plurality of air outlets are evenly arranged on the air outlet duct 2029. A fan 2025 is fixedly connected to the top of the lifting plate 202, and an air supply duct 2027 is fixedly connected between the fan 2025 and the air outlet duct 2029. When the fan 2025 is started, ventilation is conducted to the interior of the protective box 205 through the various air outlets to dissipate heat inside the protective box 205, and at the same time, wind blows toward the filter screen 2017 to prevent the filter screen 2017 from being blocked. The support platform 208 and the A barrel 2010 is provided between the base 1, two support columns 2014 are symmetrically fixedly connected between the barrel 2010 and the base 1, a discharge pipe 2013 is fixedly connected to the bottom of the barrel 2010, the discharge pipe 2013 penetrates the base 1, and a valve 2012 is installed at the bottom of the discharge pipe 2013, the barrel 2010 is located directly below the corresponding discharge port 2011, a top ring 2016 is provided at the top of the barrel 2010, a filter cartridge 2015 located in the barrel 2010 is fixedly connected to the bottom of the top ring 2016, and a fixing mechanism 3 is provided between the top ring 2016 and the barrel 2010;

[0034] First, fix each rivet nut inside each placement tube 207, then rotate the support table 208 so that the corresponding rivet nut is located directly under the protective cover 206, then start the motor 2026 to drive the transmission shaft 2024 to rotate, and drive the tapping tool 2019 to rotate, then start the cylinder 203 to drive the lifting plate 202 to slide downward along the U-shaped round rod 201, and drive the protective box 205 and the tapping tool 2019 to move downward, when the protective cover 206 abuts against the placement tube 207, the tapping tool 2019 does not contact the rivet nut, then continue to move the lifting plate 202 downward, and at the same time the inner frame 2021 slides along the two L-shaped round rods 2020, and the two springs 20 18 are deformed, and under the action of the elastic force of two springs 2018, the protective cover 206 is tightly fitted with the placement tube 207. At the same time, the tapping tool 2019 continues to descend to tap the rivet nut, thereby preventing debris from flying around through the protective function of the protective box 205 and the protective cover 206. In the process of tapping the rivet nut, the cutting fluid is introduced into the liquid inlet pipe 2023, so that the cutting fluid is sprayed out from the liquid outlet 2022 to play a lubricating role. After that, the cutting fluid and debris enter the barrel 2010 through the discharge port 2011, and are filtered through the filter cartridge 2015, so that the debris falls into the filter cartridge 2015, and the cutting fluid is discharged through the discharge pipe 2013, and finally the tapping of the rivet nut is completed.

[0035] Embodiment 3, on the basis of embodiment 1, the fixing mechanism 3 comprises an outer ring 301 fixed to the outside of the barrel 2010, the top of the outer ring 301 is symmetrically fixedly connected with two positioning posts 309, the bottom of the top ring 2016 is symmetrically fixedly connected with two L-shaped blocks 304, the two L-shaped blocks 304 are respectively sleeved on the outside of the two positioning posts 309, and the two L-shaped blocks 304 are both located at the top of the outer ring 301, the two L-shaped blocks 304 are both provided with slots 305, the outer ring 301 is symmetrically provided with two slide grooves 303, the two slide grooves 303 are both fixedly connected with slide rods 3012, the outer sides of the two slide rods 3012 are both movably sleeved with slide plates 302, and the two slide plates 302 are mutually The two sides close to each other are fixedly connected with spring 2 3011, and the ends of the two spring 2 3011 close to each other are fixedly connected to the inner walls of the two slide grooves 303, and the two spring 2 3011 are respectively sleeved on the outer sides of the two slide bars 3012, and the two slide plates 302 close to each other are fixedly connected with plug plates 306, and the two plug plates 306 are adapted to the two slots 305. The bottom of the outer ring 301 is symmetrically fixedly connected with two bottom blocks 308, and the sides of the two bottom blocks 308 away from each other are rotatably connected with limit plates 307, and the sides of the two slide plates 302 close to each other are provided with limit grooves 3010, and the two limit plates 307 are respectively inserted into the two limit grooves 3010;

[0036] In the initial state, the two limit plates 307 are respectively inserted into the two limit grooves 3010, and the two springs 3011 are both in a stretched state. First, the top ring 2016 is placed on the top of the barrel 2010, and the filter cartridge 2015 enters the barrel 2010. The two L-shaped blocks 304 are respectively sleeved on the outside of the two positioning columns 309 and are located on the top of the outer ring 301. At this time, the two plug plates 306 and the two slots 305 are all at the same height. Then the two slide plates 302 are moved away from each other. At this time, the two springs 3011 are 3011 is stretched again until the two limit plates 307 are removed from the two limit grooves 3010 respectively. At this time, the two limit plates 307 are rotated to a vertical state under the action of gravity, and then the two slides 302 are released. At this time, the two slides 302 move respectively under the action of the elastic force of the two springs 3011 until the two plug plates 306 are respectively inserted into the two slots 305, fixing the top ring 2016 and the outer ring 301, and finally fixing the filter cartridge 2015 in the barrel 2010 to filter and collect debris.

[0037] Embodiment 4, on the basis of embodiment 1, the driving mechanism 4 includes an L-shaped seat 401 fixed to the top of the base 1, the support shaft 209 passes through the L-shaped seat 401 and is rotatably connected to the L-shaped seat 401, the bottom of the support platform 208 is fixedly connected with a bottom column 405 at an equal angle, and the bottom end of each bottom column 405 is installed with a ball 406 located at the top of the L-shaped seat 401, and the inner side wall of the L-shaped seat 401 is rotatably connected with a driven shaft 4011, and the driven shaft 4011 is close to the support shaft One end of the support shaft 209 is fixedly connected to a bevel gear 2 408, a bevel gear 1 407 is fixedly installed on the outer side of the support shaft 209, and the bevel gear 1 407 is meshed with the bevel gear 2 408. A vertical plate 409 is fixedly connected between the L-shaped seat 401 and the base 1, and a driven shaft 4011 passes through the vertical plate 409 and is rotatably connected to the vertical plate 409. The side of the vertical plate 409 away from the support shaft 209 is rotatably connected to the drive shaft 403, and the end of the drive shaft 403 away from the vertical plate 409 passes through the vertical plate 409. The L-shaped seat 401 is passed through and fixedly connected with the side plate 2 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 meshed with the driving gear 404. The side plate 2 4013 is fixedly connected with a U-shaped round rod 2 4016 on the side away from the L-shaped seat 401. The outer side of the U-shaped round rod 2 4016 is movably sleeved with the side plate 1 402. The side plate 1 402 and the side plate 2 Two springs 3 4012 are symmetrically fixedly connected between 4013, and the two springs 3 4012 are sleeved on the outside of the U-shaped round rod 2 4016. The side of the side plate 1 402 away from the side plate 2 4013 is fixedly connected with the U-shaped round rod 3 4017, and the side of the side plate 1 402 away from the U-shaped round rod 3 4017 is provided with a plurality of side holes 4015 at equal angles. The outside of the L-shaped seat 401 is fixedly connected with a side rod 4014, and the side rod 4014 is inserted into the corresponding side hole 4015;

[0038] First, pull the U-shaped round rod three 4017 to drive the side disc one 402 to slide along the U-shaped round rod two 4016. At this time, the two springs three 4012 are stretched until the side rod 4014 is removed from the corresponding side hole 4015. Then rotate the U-shaped round rod three 4017 to drive the side disc two 4013 to rotate through the side disc one 402 and the U-shaped round rod two 4016, and drive the drive shaft 403 to rotate. Since the driving gear 404 is meshed with the driven gear 4010, the driven shaft 4011 is driven to rotate. Since the bevel gear two 408 is meshed with the bevel gear one 407, This drives the support shaft 209 to rotate, and drives the support platform 208 to rotate. At the same time, each ball 406 rolls on the top of the L-shaped seat 401 to ensure the stability of the support platform 208 during rotation. When the U-shaped round rod three 4017 is loosened, the side plate one 402 slides along the U-shaped round rod two 4016 and approaches the side plate two 4013 under the action of the elastic force of the two springs three 4012, until the side rod 4014 is inserted into the corresponding side hole 4015, so as to fix the support platform 208 after rotation, and finally realize the rotation of each placement tube 207 to perform multi-station tapping on the rivet nut.

Claims

1. A riveting and tapping machine, comprising a base (1), characterized in that: A tapping mechanism (2) is provided on the top of the base (1), and a driving mechanism (4) is provided on the tapping mechanism (2); The tapping mechanism (2) comprises a U-shaped round rod (201) fixed to the top of the base (1); a lifting plate (202) is movably sleeved on the outer side of the U-shaped round rod (201); a sleeve block (204) located directly above the lifting plate (202) is fixedly sleeved on the middle part of the outer side of the U-shaped round rod (201); a cylinder (203) is fixedly installed between the sleeve block (204) and the lifting plate (202); a protective box (205) is fixedly connected to the bottom of the lifting plate (202); an inner frame (205) is movably sleeved inside the protective box (205) 021), a protective cover (206) is fixedly connected to the bottom of the inner frame (2021), the bottom end of the protective cover (206) extends to the outside of the protective box (205), two L-shaped round rods (2020) are symmetrically fixedly connected between the bottom of the lifting plate (202) and the inside of the protective box (205), the inner frame (2021) is movably sleeved on the outside of the two L-shaped round rods (2020), and two springs (2018) are symmetrically fixedly connected between the inner frame (2021) and the lifting plate (202). 18) are respectively sleeved on the outside of the two L-shaped round rods (2020), the top of the lifting plate (202) is fixedly connected to the L-shaped plate (2028), the L-shaped plate (2028) is fixedly connected to the motor (2026), the motor (2026) is fixedly connected to the transmission shaft (2024), the bottom end of the transmission shaft (2024) extends to the inside of the protection box (205) and is fixedly connected to a tapping tool (219), the transmission shaft (2024) passes through the lifting plate (202) and is rotatably connected to the lifting plate (202), and the tapping tool (219) is fixedly connected to the motor (2026). The bottom end of the knife (2019) extends to the inside of the protective cover (206), the top of the base (1) is rotatably connected to a support shaft (209), the top of the support shaft (209) is fixedly connected to a support platform (208), a plurality of discharge ports (2011) are provided at equal angles on the support platform (208), a plurality of placement cylinders (207) are fixedly connected at equal angles to the top of the support platform (208), the placement cylinders (207) correspond one to one with the discharge ports (2011), and the protective cover (206) is located directly above the corresponding placement cylinders (207).

2. A riveting and tapping machine according to claim 1, characterized in that: The interior of the protective box (205) is provided with a liquid outlet (2022) located above the inner frame (2021), the liquid outlet (2022 faces the tapping tool (2019), and a liquid inlet pipe (2023) is fixedly connected to the liquid outlet (2022), and the liquid inlet pipe (2023) passes through the lifting plate (202).

3. The riveting and tapping machine according to claim 1, characterized in that: The protection box (205) is provided with a heat dissipation port located above the inner frame (2021), a filter (2017) is fixedly installed in the heat dissipation port, an air outlet pipe (2029) located above the inner frame (2021) is fixedly installed in the protection box (205), a plurality of air outlets are evenly arranged on the air outlet pipe (2029), a fan (2025) is fixedly connected to the top of the lifting plate (202), and an air supply pipe (2027) is fixedly connected between the fan (2025) and the air outlet pipe (2029).

4. The riveting and tapping machine according to claim 1, characterized in that: A barrel (2010) is provided between the support platform (208) and the base (1), two support columns (2014) are symmetrically fixedly connected between the barrel (2010) and the base (1), a discharge pipe (2013) is fixedly connected to the bottom of the barrel (2010), the discharge pipe (2013) passes through the base (1), and a valve (2012) is installed at the bottom of the discharge pipe (2013), the barrel (2010) is located directly below the corresponding discharge port (2011), a top ring (2016) is provided at the top of the barrel (2010), a filter cartridge (2015) located in the barrel (2010) is fixedly connected to the bottom of the top ring (2016), and a fixing mechanism (3) is provided between the top ring (2016) and the barrel (2010).

5. A riveting and tapping machine according to claim 4, characterized in that: The fixing mechanism (3) comprises an outer ring (301) fixed to the outside of the barrel (2010), two positioning posts (309) are symmetrically fixedly connected to the top of the outer ring (301), and two L-shaped blocks (304) are symmetrically fixedly connected to the bottom of the top ring (2016), the two L-shaped blocks (304) are respectively sleeved on the outside of the two positioning posts (309), and the two L-shaped blocks (304) are both located at the top of the outer ring (301), and the two L-shaped blocks (304) are both provided with a slot (305), and the outer ring (301) is symmetrically provided with two slide grooves (303), and the two slide grooves (303) are provided with a slot (305) in the outer ring (301). The two slide bars (3012) are fixedly connected, and the outer sides of the two slide bars (3012) are movably sleeved with slide plates (302). The two slide plates (302) are fixedly connected with spring 2 (3011) on the sides close to each other. The ends of the two spring 2 (3011) close to each other are respectively fixedly connected to the inner walls of the two slide grooves (303), and the two spring 2 (3011) are respectively sleeved on the outer sides of the two slide bars (3012). The two slide plates (302) are fixedly connected with plug plates (306) on the sides close to each other, and the two plug plates (306) are adapted to the two slots (305).

6. A riveting and tapping machine according to claim 5, characterized in that: Two bottom blocks (308) are symmetrically fixedly connected to the bottom of the outer ring (301); the sides of the two bottom blocks (308) that are away from each other are rotatably connected to the limiting plates (307); the sides of the two slide plates (302) that are close to each other are provided with limiting grooves (3010); the two limiting plates (307) are respectively inserted into the two limiting grooves (3010).

7. The riveting and tapping machine according to claim 1, characterized in that: The driving mechanism (4) comprises an L-shaped seat (401) fixed to the top of the base (1), a support shaft (209) passing through the L-shaped seat (401) and being rotatably connected to the L-shaped seat (401), a bottom column (405) being fixedly connected at an equal angle to the bottom of the support platform (208), and a ball bearing (406) located at the top of the L-shaped seat (401) being installed at the bottom end of each bottom column (405).

8. The riveting and tapping machine according to claim 7, characterized in that: A driven shaft (4011) is rotatably connected to the inner side wall of the L-shaped seat (401), and one end of the driven shaft (4011) close to the support shaft (209) is fixedly connected to a bevel gear 2 (408), and a bevel gear 1 (407) is fixedly installed on the outer side of the support shaft (209), and the bevel gear 1 (407) is meshingly connected with the bevel gear 2 (408). A vertical plate (409) is fixedly connected between the L-shaped seat (401) and the base (1), and the driven shaft (4011) passes through the vertical plate (409) and is connected to the vertical plate. (409) is rotatably connected, and the side of the vertical plate (409) away from the support shaft (209) is rotatably connected with the driving shaft (403), and the end of the driving shaft (403) away from the vertical plate (409) passes through the L-shaped seat (401) and is fixedly connected with the side plate 2 (4013), and the outer side of the driving shaft (403) is fixedly installed with a driving gear (404), and the outer side of the driven shaft (4011) is fixedly installed with a driven gear (4010), and the driven gear (4010) is meshingly connected with the driving gear (404).

9. The riveting and tapping machine according to claim 8, characterized in that: The side of the side plate 2 (4013) away from the L-shaped seat (401) is fixedly connected to the U-shaped round rod 2 (4016), the outer side of the U-shaped round rod 2 (4016) is movably sleeved with the side plate 1 (402), two springs 3 (4012) are symmetrically fixedly connected between the side plate 1 (402) and the side plate 2 (4013), the two springs 3 (4012) are sleeved on the outer side of the U-shaped round rod 2 (4016), the side of the side plate 1 (402) away from the side plate 2 (4013) is fixedly connected to the U-shaped round rod 3 (4017), the side of the side plate 1 (402) away from the U-shaped round rod 3 (4017) is provided with a plurality of side holes (4015) at equal angles, the outer side of the L-shaped seat (401) is fixedly connected to the side rod (4014), and the side rod (4014) is inserted into the corresponding side holes (4015).

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