CN112077201A

CN112077201A - Improved automatic pipe washing machine

Info

Publication number: CN112077201A
Application number: CN202010851296.3A
Authority: CN
Inventors: 萧思渝; 肖晓桐; 萧水帛; 萧英木; 邹炳芳
Original assignee: Quanzhou Hongzheng Machinery Co ltd
Current assignee: Quanzhou Hongzheng Machinery Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2020-12-15

Abstract

An improved automatic tube punching machine is characterized in that a transverse seat block is welded at the right end of the top surface of a rectangular transverse bedplate, and the bottom of a right-position vertical positioning plate is fixedly arranged in the middle of the top surface of the transverse seat block; the top surface of the transverse seat block is used as a mounting platform of the right punching mechanism; the middle left part of the rectangular transverse bedplate is cut with a rectangular through hole, a lead screw is installed in the rectangular through hole, a left displacement driving mechanism and a middle displacement driving mechanism are installed on the lead screw respectively, the left displacement driving mechanism and the middle displacement driving mechanism can move transversely along the lead screw, an iron pipe to be processed finally can be sequentially arranged through a material guide driving mechanism and an iron pipe trend guiding mechanism and falls into the first sleeve core, the second sleeve core and the third sleeve core, and the first punching needle, the second punching needle and the third punching needle can simultaneously punch holes in the iron pipe to be processed. The invention has the characteristics of novel structure, small volume, high safety performance and high operation efficiency.

Description

Improved automatic pipe washing machine

Technical Field

The invention belongs to the field of sand beach chair, folding bed and tent iron pipe punching machines, and relates to an improved automatic pipe punching machine.

Background

At present, a processing machine table used by a beach chair, a folding bed and a tent iron pipe punching machine is a traditional mechanical crankshaft punching machine, and the machine table has the problems of low safety performance of manual operation, large noise, large volume, large energy consumption and low operation efficiency in the actual use process.

Disclosure of Invention

In order to solve the problems, the invention provides an improved automatic pipe punching machine which has the characteristics of novel structure, small volume, high safety performance and high operation efficiency.

In order to achieve the above purpose, the invention provides the following specific technical measures: an improved automatic tube punching machine, which consists of a table frame, a rectangular transverse bedplate, a transverse seat block, a vertical shaft stringing plate, a main transmission mechanism, rail steel, a left displacement driving mechanism, a middle displacement driving mechanism, a right vertical positioning plate, a punching mechanism, a bottom die seat large supporting frame, a material guiding driving mechanism and an iron tube trend guiding mechanism, and is characterized in that,

the desktop rack is a cuboid supporting frame formed by welding and fastening square steel pipes, and a rectangular transverse bedplate is fixedly welded on the top surface of the cuboid supporting frame;

the right end of the top surface of the rectangular transverse bedplate is welded with a transverse seat block, and the bottom of the right vertical positioning plate is fixedly arranged in the middle of the top surface of the transverse seat block;

the top surface of the transverse seat block is used as a mounting platform of the right punching mechanism;

a rectangular through hole is cut in the middle left part of the rectangular transverse bedplate, a screw rod is installed in the rectangular through hole, and the screw rod is in a left-right horizontal direction;

the screw rod is respectively provided with a left displacement driving mechanism and a middle displacement driving mechanism which can both move transversely along the screw rod;

wherein, the left displacement driving mechanism comprises a left punching bottom plate, a first sliding block with a bearing, a first rotary sleeve and a first displacement driven gear, the first stepping motor is arranged on the side wall of the first vertical machine plate, the shaft end of the first stepping motor transversely penetrates through the first vertical machine plate and then is fixedly sleeved with the first displacement driving gear, and the first displacement driving gear is meshed with the first displacement driven gear;

the first stepping motor can drive the first displacement driving gear to rotate, the first displacement driving gear can drive the first displacement driven gear to rotate, the first displacement driven gear then drives the first rotary joint sleeve to rotate, the rotary joint sleeve can displace along the screw rod, and the first rotary joint sleeve can drive the first sliding block with the bearing and the left punching bottom plate to simultaneously displace in the same direction;

wherein the middle displacement driving mechanism comprises a right punching bottom plate, a second sliding block with a bearing, a second rotary connecting sleeve and a second displacement driven gear, the top of a second sliding block with a bearing is fastened in the middle of the bottom surface of the right punching bottom plate through screws, the top of the second vertical machine plate is fastened at the bottom of the second sliding block with the bearing through screws, the second sliding block with the bearing is movably sleeved with a screw rod, a second screwing sleeve is movably sleeved with the screw rod, the side wall of an inner ring of the bearing in the second sliding block with the bearing is fixedly connected with one end of the second screwing sleeve through welding, the periphery of the second screwing sleeve is fixedly sleeved with a second displacement driven gear, the second stepping motor is installed on the side wall of the second vertical machine plate, the shaft end of the second stepping motor transversely penetrates through the second vertical machine plate and then is fixedly sleeved with the second displacement driving gear, and the second displacement driving gear is meshed with the second displacement driven gear;

the second stepping motor can drive the second displacement driving gear to rotate, the rotation of the second displacement driving gear can drive the second displacement driven gear to rotate, the rotation of the second displacement driven gear drives the second rotary joint sleeve to rotate, the rotation of the second rotary joint sleeve can displace along the screw rod, and the displacement of the second rotary joint sleeve can drive the second sliding block with the bearing and the right punching bottom plate to simultaneously displace in the same direction;

the left side of the top surface of the rectangular transverse bedplate is provided with a front parallel rail steel and a rear parallel rail steel through screws, each rail steel is in a left-right horizontal trend, and the two parallel rail steels are distributed on the front side and the rear side of the rectangular through hole;

the left side and the right side of the top of the rectangular transverse bedplate are both vertically provided with a vertical shaft-crossing plate through welding, two shaft ends of the transverse main shaft are respectively movably connected in series with the left vertical shaft-crossing plate and the right vertical shaft-crossing plate through bearings, and the right shaft end of the transverse main shaft is tightly sleeved with a driven belt pulley;

the top surface of the left punching bottom plate is used as a mounting platform of the left punching mechanism, and the top surface of the right punching bottom plate is used as a mounting platform of the middle punching mechanism;

the front side and the rear side of the bottom surface of the left punching bottom plate and the front side and the rear side of the bottom surface of the right punching bottom plate are respectively provided with a rail sleeve, the rail sleeves can slide along rail steel, and two rail steel which are parallel front and rear are used as rails for the left punching bottom plate and the right punching bottom plate to perform transverse displacement;

the transverse movement of the left displacement driving mechanism can control the left punching mechanism to simultaneously move in the same direction along the rail steel through the left punching bottom plate, and the transverse movement of the middle displacement driving mechanism can control the middle punching mechanism to simultaneously move in the same direction along the rail steel through the right punching bottom plate;

the middle section of the transverse main shaft is movably connected with the left vertical positioning plate, the middle vertical positioning plate and the right vertical positioning plate through bearings respectively;

the transverse main shaft is also fixedly sleeved with a first driven gear, a second driven gear and a third driven gear;

the lower end of the desk type frame is welded with a motor plate, the top of the motor plate is provided with a main speed reducing motor through a bolt, the shaft end of the main speed reducing motor faces the right and is sleeved with a driving belt pulley, and the driving belt pulley is in transmission connection with a driven belt pulley above through a belt;

the rotation of the driven belt pulley can drive the transverse main shaft to rotate, and the rotation of the transverse main shaft simultaneously drives the first driven gear, the second driven gear and the third driven gear to rotate;

the main speed reducing motor, the driving belt pulley, the belt, the driven belt pulley and the transverse main shaft are combined to form a main transmission mechanism;

the rear side of the top surface of the left vertical positioning plate is fixedly provided with a left limit baffle through a screw, the rear side of the top surface of the right vertical positioning plate is fixedly provided with a right limit baffle through a screw, the left limit baffle and the right limit baffle are symmetrically arranged, and a transverse transmission shaft is connected in series between the rear side of the left limit baffle and the rear side of the right limit baffle;

the right side of the front end of the left limiting baffle is fixedly connected with the front end of the left bent iron through a pin rod I, and the left side of the front end of the right limiting baffle is fixedly connected with the front end of the right bent iron through a pin rod II;

the middle part of the left bent iron and the middle part of the right bent iron are both erected above the transverse transmission shaft, and the left bent iron and the right bent iron are connected through 2-5 transverse connecting rods;

the left limit baffle, the left bent iron, the transverse connecting rod, the right limit baffle and the right bent iron are combined to form an iron pipe trend guide mechanism;

the right end of the transverse transmission shaft is fixedly sleeved with a driven chain wheel;

the left end of the large bottom die holder supporting frame is movably connected with the rear plate end of the left vertical positioning plate in series, and the right end of the large bottom die holder supporting frame is fixedly connected with the rear plate end of the right vertical positioning plate in series;

the front end of the left vertical positioning plate is movably connected with a first wheel shaft in series through a bearing, a first transmission gear is fixedly sleeved at the right shaft end of the first wheel shaft and is meshed with a first driven gear on the transverse main shaft;

an eccentric driving lever I is welded on the right side face of the first transmission gear and can be movably connected with a front end tooth shaft of a push-pull arm I in the left punching mechanism, and the first transmission gear can drive the left punching mechanism to run through the eccentric driving lever I in a rotating mode;

the left punching mechanism comprises a first push-pull arm, a first push-pull die pressing seat, a first push-pull die rear seat, a first side protection limiting plate, a first fixing seat, a first four guide posts, a first telescopic spring, a first punching needle, a first material pressing block, a first sleeve core, a first material bearing base and a first rear tightening plate, wherein a first rail bar is installed on the rear side of the top surface of a left punching bottom plate, the first rail bar is in a front-back horizontal depth direction, a rear end tooth shaft of the first push-pull arm is movably connected with the middle part of the front end of the first push-pull die pressing seat through a pin shaft, a first sliding sleeve is installed on the bottom surface of the first push-pull die pressing seat, the first push-pull die pressing seat can horizontally move back and forth along the first rail bar through the first sliding sleeve, the first push-pull die rear seat is fastened to the front side of the top surface of the first push-pull die pressing seat through screws;

a first punching needle is arranged in the middle of the rear side face of the first fixing seat, four corner regions of the rear side face of the first fixing seat are respectively provided with a first guide column, the four guide columns are distributed around the first punching needle, and a first expansion spring I is sleeved on each guide column;

a first needle hole is drilled in the middle of the first material pressing block, a first column hole is drilled in each of four corner areas of the first material pressing block, the first material pressing block can be movably sleeved with the four first guide columns through the first column hole, the front side face of the first material pressing block and the rear side face of the first fixing seat are clamped by the first expansion spring, and the first punching needle can penetrate through the first needle hole in the middle of the first material pressing block backwards to be discharged;

the first material bearing base is installed on the front side face of the large support frame of the base die holder through a screw, the first rear fastening plate is installed on the rear side face of the large support frame of the base die holder through a screw, the first material bearing base corresponds to the first rear fastening plate in a front-back mode, a sleeve core I is installed on the front side face of the first material bearing base through a screw, a first second telescopic spring is further installed on the front side face of the first material bearing base, the first second telescopic spring can be movably sleeved with a first guide column, and the first second telescopic spring can be clamped by the front side face of the first material bearing base and the rear side face of a first material pressing block;

the front end of the middle position vertical positioning plate is movably connected with a second wheel shaft in series through a bearing, a second transmission gear is fixedly sleeved at the right shaft end of the second wheel shaft and is meshed with a second driven gear on the transverse main shaft, an eccentric driving lever II is welded on the right side face of the second transmission gear and can be movably connected with a front end tooth shaft of a push-pull arm II in the middle punching mechanism, and the second transmission gear rotates to drive the middle punching mechanism to run through the eccentric driving lever II;

the middle punching mechanism comprises a second push-pull arm, a second push-pull die pressing seat, a second push-pull die rear seat, a second fixed seat, a second four guide posts, a second telescopic spring, a second punching needle, a second material pressing block, a second sleeve core, a second material bearing base and a second rear tightening plate, wherein a second rail bar is arranged on the rear side of the top surface of the right punching bottom plate, the second rail bar is in a front-back horizontal depth direction, a rear end tooth shaft of the second push-pull arm is movably connected with the middle part of the front end of the second push-pull die pressing seat through a pin shaft, a second sliding sleeve is arranged on the bottom surface of the second push-pull die pressing seat, the second push-pull die pressing seat can horizontally move back and forth along the second rail bar through the second sliding sleeve, the second push-pull die rear seat is fastened on the front side of the top surface of the;

a second punching needle is arranged in the middle of the rear side face of the second fixed seat, four corner areas of the rear side face of the second fixed seat are respectively provided with a second guide column, the four guide columns are distributed around the second punching needle, and a second first telescopic spring is sleeved on each guide column;

a second needle hole is drilled in the middle of the second material pressing block, a second column hole is drilled in the four corner regions of the second material pressing block, the second material pressing block can be movably sleeved with the four second guide columns through the second column hole, the front side face of the second material pressing block and the rear side face of the second fixed seat clamp the first telescopic spring, and the second punching needle can penetrate through the second needle hole in the middle of the second material pressing block backwards to be discharged;

the material bearing base II is arranged on the front side surface of the large support frame of the base die holder through screws, the rear fastening plate II is arranged on the rear side surface of the large support frame of the base die holder through screws, the material bearing base II corresponds to the rear and front of the rear fastening plate II, the front side surface of the material bearing base II is provided with a sleeve core II through screws, the front side surface of the material bearing base II is also provided with a second telescopic spring II, the second telescopic spring II can be movably sleeved with the guide column II, and the second telescopic spring II can be clamped by the front side surface of the material bearing base II and the rear side surface of the material pressing block II;

the front end of the right vertical positioning plate is movably connected with a third wheel shaft in series through a bearing, a third transmission gear is fixedly sleeved at the left shaft end of the third wheel shaft and is meshed with a third driven gear on the transverse main shaft, an eccentric driving lever III is welded on the left side face of the third transmission gear and can be movably connected with a front end tooth shaft of a push-pull arm III in the right punching mechanism, and the rotation of the third transmission gear can drive the right punching mechanism to run through the eccentric driving lever III;

the right shaft end of the third wheel shaft is fixedly sleeved with a driving chain wheel, and the driving chain wheel can be in transmission connection with a driven chain wheel on the transverse transmission shaft through a chain;

the driving chain wheel, the chain, the driven chain wheel and the transverse transmission shaft are combined to form a material guide driving mechanism;

the rotation of the third driven gear can drive the third transmission gear to rotate reversely at the same time, the rotation of the third transmission gear drives the third wheel shaft and the driving sprocket to rotate in the same direction at the same time, and the rotation of the driving sprocket drives the driven sprocket and the transverse transmission shaft to rotate in the same direction at the same time through the chain;

the right punching mechanism comprises a third push-pull arm, a third push-pull die pressing seat, a third push-pull die rear seat, a third side protection limiting plate, a third fixed seat, a third four guide posts, a third telescopic spring, a third punching needle, a third material pressing block, a third sleeve core, a third material bearing base and a third rear tightening plate, wherein a third rail bar is installed on the rear side of the top surface of the transverse seat block, the third rail bar is in a front-back horizontal depth direction, a rear end tooth shaft of the third push-pull arm is movably connected with the middle part of the front end of the third push-pull die pressing seat through a pin shaft, the third sliding sleeve is installed on the bottom surface of the third push-pull die pressing seat, the third push-pull die pressing seat can horizontally move back and forth along the third rail bar through the third sliding sleeve, the third push-pull die rear seat is fastened to the front side of the top surface of the third push-pull die pressing seat through screws, three side protection limiting;

a third punching needle is arranged in the middle of the rear side face of the third fixing seat, four corner areas of the rear side face of the third fixing seat are respectively provided with a third guide column, the four guide columns are distributed around the third punching needle, and the third guide column is sleeved with a third first telescopic spring;

a third needle hole is drilled in the middle of the third pressing block, a third column hole is drilled in the four corner regions of the third pressing block respectively, the third pressing block can be movably sleeved with the four guide columns through the third column hole, the front side surface of the third pressing block and the rear side surface of the third fixing seat clamp the first telescopic spring, and the third punching needle can penetrate through the third needle hole in the middle of the third pressing block backwards to be discharged;

the third material bearing base is arranged on the front side surface of the large support frame of the base die holder through a screw, the third rear fastening plate tee is arranged on the rear side surface of the large support frame of the base die holder through a screw, the third material bearing base corresponds to the third rear fastening plate in front and back, the front side surface of the third material bearing base is provided with a third sleeve core through a screw, the front side surface of the third material bearing base is also provided with a third second telescopic spring, the third second telescopic spring can be movably sleeved with the third guide column, and the third second telescopic spring can be clamped by the front side surface of the third material bearing base and the rear side surface of the third material pressing block;

the iron pipe to be processed is finally sequentially arranged through the material guide driving mechanism and the iron pipe trend guiding mechanism and falls into the first sleeve core, the second sleeve core and the third sleeve core, and the first punching needle, the second punching needle and the third punching needle can simultaneously punch holes in the iron pipe to be processed.

The invention has the advantages of novel structure, small volume, high safety performance and high operation efficiency.

The invention is further illustrated by the following figures and examples.

Drawings

FIG. 1 is a perspective view of the integral composite connecting structure of the present invention;

FIG. 2 is a front view of the integral composite connecting structure of the present invention;

FIG. 3 is a top view of FIG. 2;

FIG. 4 is a left side view of FIG. 2;

fig. 5 is a right side view of fig. 2.

In the figure: a1-desk type machine frame, A2-vertical tandem axle plate, A3-rail steel, A4-rectangular through hole, B1-main reducing motor, B2-driving belt pulley, B3-belt, B4-driven belt pulley, B5-transverse main shaft, C1-first driven gear, C2-first transmission gear, D1-left punch bottom plate, D2-right punch bottom plate, D3-transverse seat block, E1-left vertical positioning plate, E2-middle vertical positioning plate, E3-right vertical positioning plate, F1-transverse transmission shaft, F2-driven sprocket, F3-chain, G-bottom die seat large support frame, H1-left limit baffle, H2-right limit baffle, J-left bent iron, K1-first step motor, K11-vertical plate one, K2-first step motor, K21-a second vertical machine plate, K3-a screw rod, L1-a second push-pull arm, L2-a second push-pull die pressing seat, L3-a second push-pull die rear seat and L4-a second material pressing block.

Detailed Description

As shown in fig. 1, 2, 3, 4 and 5, an improved automatic tube punching machine comprises a table type frame A1, a rectangular transverse bedplate, a transverse seat block D3, a vertical axle-crossing plate A2, a main transmission mechanism, a rail steel A3, a left displacement driving mechanism, a middle displacement driving mechanism, a right vertical positioning plate E3, a punching mechanism, a bottom mold seat large support frame G, a material guiding driving mechanism and an iron tube trend guiding mechanism, and is characterized in that,

the desk type machine frame A1 is a cuboid supporting frame formed by welding and fastening square steel pipes, and a rectangular transverse bedplate is fastened on the top surface of the cuboid supporting frame by welding;

the right end of the top surface of the rectangular transverse bedplate is welded with a transverse seat block D3, and the bottom of the right vertical positioning plate E3 is fixedly arranged in the middle of the top surface of the transverse seat block D3;

the top surface of the transverse seat block D3 is used as a mounting platform of the right punching mechanism;

a rectangular through hole A4 is cut at the middle left part of the rectangular transverse bedplate, a lead screw K3 is installed in the rectangular through hole A4, and the lead screw K3 is in a left-right horizontal direction;

the screw K3 is respectively provided with a left displacement driving mechanism and a middle displacement driving mechanism which can both transversely move along the screw K3;

wherein, the left displacement driving mechanism comprises a left punching bottom plate D1, a first sliding block with a bearing, a first rotary connecting sleeve and a first displacement driven gear, the first vertical machine plate K11, the first stepping motor K1 and the first displacement driving gear are characterized in that the top of a first sliding block with a bearing is fastened to the middle of the bottom surface of a left punching bottom plate D1 through screws, the top of a first vertical machine plate K11 is fastened to the bottom of the first sliding block with the bearing through screws, the first sliding block with the bearing is movably sleeved with a screw rod K3, a first screwing sleeve is movably sleeved with a screw rod K3, the side wall of an inner ring of the bearing in the first sliding block with the bearing is fixedly connected with one end of the first screwing sleeve through welding, a first displacement driven gear is fixedly sleeved on the periphery of the first screwing sleeve in a fastening mode, a first stepping motor K1 is installed on the side wall of the first vertical machine plate K11, the first displacement driving gear is fixedly sleeved after the shaft end of the first stepping motor K1 transversely penetrates through a first vertical machine plate K11, and the first displacement driving;

the first stepping motor K1 can drive the first displacement driving gear to rotate, the first displacement driving gear can drive the first displacement driven gear to rotate, the first displacement driven gear then drives the first rotary joint sleeve to rotate, the rotary joint sleeve can displace along the screw rod K3, and the first rotary joint sleeve can drive the first sliding block with the bearing and the left punching bottom plate D1 to simultaneously displace in the same direction;

wherein the middle displacement driving mechanism comprises a right punching bottom plate D2, a second sliding block with a bearing, a second rotary connecting sleeve and a second displacement driven gear, the top of a second sliding block with a bearing is fastened to the middle of the bottom surface of the right punching bottom plate D2 through a screw, the top of a second vertical machine plate K21 is fastened to the bottom of the second sliding block with the bearing through a screw, the second sliding block with the bearing is movably sleeved with a screw rod K3, a second screwing sleeve is movably sleeved with a screw rod K3, the side wall of an inner ring of the bearing in the second sliding block with the bearing is fixedly connected with one end of the second screwing sleeve through welding, a second displacement driven gear is fixedly sleeved on the periphery of the second screwing sleeve in a fastening mode, a second stepping motor K2 is installed on the side wall of the second vertical machine plate K21, the shaft end of the second stepping motor K2 transversely penetrates through the second vertical machine plate K21 and then is fixedly sleeved with a second displacement driving gear, and the second displacement driving gear is meshed with the second displacement driven gear;

the second stepping motor K2 can drive the second displacement driving gear to rotate, the rotation of the second displacement driving gear can drive the second displacement driven gear to rotate, the rotation of the second displacement driven gear then drives the second rotary joint sleeve to rotate, the rotation of the second rotary joint sleeve can displace along the screw rod K3, and the displacement of the second rotary joint sleeve can drive the second sliding block with the bearing and the right punching bottom plate D2 to simultaneously displace in the same direction;

the left side of the top surface of the rectangular transverse bedplate is provided with a front parallel rail steel A3 and a rear parallel rail steel A3 through screws, each rail steel A3 is horizontally arranged left and right, and the two parallel rail steels A3 are distributed on the front side and the rear side of the rectangular through hole A4;

the left side and the right side of the top of the rectangular transverse bedplate are both vertically provided with a vertical axle-crossing plate A2 by welding, two axle ends of a transverse main axle B5 are movably connected with a left vertical axle-crossing plate A2 and a right vertical axle-crossing plate A2 in series by bearings respectively, and the right axle end of the transverse main axle B5 is fixedly sleeved with a driven belt pulley B4;

the top surface of the left punching bottom plate D1 is used as a mounting platform of the left punching mechanism, and the top surface of the right punching bottom plate D2 is used as a mounting platform of the middle punching mechanism;

rail sleeves are arranged on the front side and the rear side of the bottom surface of the left punch bottom plate D1 and the front side and the rear side of the bottom surface of the right punch bottom plate D2, the rail sleeves can slide along rail steel A3, and two rail steel A3 which are parallel front and rear are used as rails for transverse displacement of the left punch bottom plate D1 and the right punch bottom plate D2;

the transverse movement of the left displacement driving mechanism can control the left punching mechanism to simultaneously move in the same direction along the rail steel A3 through the left punching bottom plate D1, and the transverse movement of the middle displacement driving mechanism can control the middle punching mechanism to simultaneously move in the same direction along the rail steel A3 through the right punching bottom plate D2;

the middle section of the transverse main shaft B5 is movably connected with a left vertical positioning plate E1, a middle vertical positioning plate E2 and a right vertical positioning plate E3 through bearings respectively;

the transverse main shaft B5 is also fixedly sleeved with a first driven gear C1, a second driven gear and a third driven gear;

the lower end of the desk type frame A1 is welded with a motor plate, the top of the motor plate is provided with a main speed reducing motor B1 through a bolt, the shaft end of the main speed reducing motor B1 faces right and is sleeved with a driving belt pulley B2, and the driving belt pulley B2 is in transmission connection with a driven belt pulley B4 above through a belt B3;

the rotation of the driven belt pulley B4 can drive the transverse main shaft B5 to rotate, and the rotation of the transverse main shaft B5 simultaneously drives the first driven gear C1, the second driven gear and the third driven gear to rotate;

the main speed reducing motor B1, the driving belt pulley B2, the belt, the driven belt pulley B4 and the transverse main shaft B5 form a main transmission mechanism;

the rear side of the top surface of the left vertical positioning plate E1 is fixedly provided with a left limit baffle H1 through screws, the rear side of the top surface of the right vertical positioning plate E3 is fixedly provided with a right limit baffle H2 through screws, the left limit baffle H1 and the right limit baffle H2 are symmetrically arranged, and a transverse transmission shaft F1 is connected in series between the rear side of the left limit baffle H1 and the rear side of the right limit baffle H2;

the right side of the front end of the left limit baffle H1 is fixedly connected with the front end of the left bent iron J through a pin rod I, and the left side of the front end of the right limit baffle H2 is fixedly connected with the front end of the right bent iron through a pin rod II;

the middle part of the left bent iron J and the middle part of the right bent iron are erected above a transverse transmission shaft F1, and the left bent iron J and the right bent iron are connected through 2-5 transverse connecting rods;

the left limit baffle H1, the left bent iron J, the transverse connecting rod, the right limit baffle H2 and the right bent iron are combined to form an iron pipe trend guiding mechanism;

the right end of the transverse transmission shaft F1 is fixedly sleeved with a driven chain wheel F2;

the left end of the bottom die base large support bracket G is movably connected with the rear plate end of the left vertical positioning plate E1 in series, and the right end of the bottom die base large support bracket G is fixedly connected with the rear plate end of the right vertical positioning plate E3 in series;

the front end of the left vertical positioning plate E1 is movably connected with a first wheel axle through a bearing in series, the right shaft end of the first wheel axle is fixedly sleeved with a first transmission gear C2, and the first transmission gear C2 is meshed with a first driven gear C1 on a transverse main shaft B5;

an eccentric driving lever I is welded on the right side face of the first transmission gear C2 and can be movably connected with a front end tooth shaft of a push-pull arm I in the left punching mechanism, and the rotation of the first transmission gear C2 can drive the left punching mechanism to run through the eccentric driving lever I;

the left punching mechanism comprises a first push-pull arm, a first push-pull die pressing seat, a first push-pull die rear seat, a first side protection limiting plate, a first fixing seat, a first four guide posts, a first telescopic spring, a first punching needle, a first material pressing block, a first sleeve core, a first material bearing base and a first rear tightening plate, wherein a first rail bar is arranged on the rear side of the top surface of a left punching bottom plate D1 and is in a front-back horizontal depth direction;

the first material bearing base is installed on the front side face of the large support frame G of the base die holder through a screw, the first rear fastening plate is installed on the rear side face of the large support frame G of the base die holder through a screw, the first material bearing base corresponds to the first rear fastening plate in a front-rear mode, the front side face of the first material bearing base is provided with a first sleeve core through a screw, the front side face of the first material bearing base is further provided with a first second telescopic spring, the first second telescopic spring can be movably sleeved with the first guide column, and the first second telescopic spring can be clamped by the front side face of the first material bearing base and the rear side face of the first material pressing block;

the front end of the middle position vertical positioning plate E2 is movably connected with a second wheel shaft in series through a bearing, the right shaft end of the second wheel shaft is fixedly sleeved with a second transmission gear, the second transmission gear is meshed with a second driven gear on the transverse main shaft B5, the right side face of the second transmission gear is welded with a second eccentric shifting rod, the second eccentric shifting rod can be movably connected with a front end tooth shaft of a second push-pull arm L1 in the middle punching mechanism, and the second transmission gear can drive the middle punching mechanism to run through the second eccentric shifting rod;

the middle punching mechanism comprises a second push-pull arm L1, a second push-pull die pressing seat L2, a second push-pull die rear seat L3, a second fixed seat, a second four guide posts, a second telescopic spring, a second punching needle, a second material pressing block L4, a second sleeve core, a second material bearing base and a second rear fastening plate, wherein a second rail bar is arranged on the rear side of the top surface of the right punching bottom plate D2, the second rail bar is in a front-rear horizontal depth direction, a rear end tooth shaft of the second push-pull arm L1 is movably connected with the middle part of the front end of the second push-pull die pressing seat L2 through a pin shaft, a second sliding sleeve is arranged on the bottom surface of the second push-pull die pressing seat L2, a second push-pull die pressing seat 387L 5 can horizontally move back and forth along the second rail bar through the second sliding sleeve, a second push-pull die rear seat L3 is fastened to the front side of the top surface of the second push-pull die pressing seat L;

a second needle hole is drilled in the middle of the second pressing block L4, a second column hole is drilled in four corner regions of the second pressing block L4, the second pressing block L4 can be movably sleeved with the four second guide columns through the second column hole, the front side face of the second first telescopic spring is clamped by the second pressing block L4 and the rear side face of the second fixing seat, and the second punching needle can penetrate through the second needle hole in the middle of the second pressing block L4 backwards and then is discharged;

the second material bearing base is arranged on the front side surface of the large support G of the base die holder through screws, the second rear fastening plate is arranged on the rear side surface of the large support G of the base die holder through screws, the second material bearing base corresponds to the second rear fastening plate in a front-back manner, the front side surface of the second material bearing base is provided with a second sleeve core through screws, the front side surface of the second material bearing base is also provided with a second telescopic spring II, the second telescopic spring II can be movably sleeved with the second guide column, and the second telescopic spring II can be clamped by the front side surface of the second material bearing base and the rear side surface of the second material pressing block L4;

the front end of the right vertical positioning plate E3 is movably connected with a third wheel shaft in series through a bearing, a third transmission gear is fixedly sleeved at the left shaft end of the third wheel shaft and is meshed with a third driven gear on the transverse main shaft B5, an eccentric driving lever III is welded on the left side face of the third transmission gear and can be movably connected with a front end tooth shaft of a push-pull arm III in the right punching mechanism, and the rotation of the third transmission gear can drive the right punching mechanism to run through the eccentric driving lever III;

the right shaft end of the third wheel shaft is fixedly sleeved with a driving chain wheel, and the driving chain wheel can be in transmission connection with a driven chain wheel F2 on a transverse transmission shaft F1 through a chain F3;

the driving chain wheel, the chain F3, the driven chain wheel F2 and the transverse transmission shaft F1 are combined to form a material guide driving mechanism;

the rotation of the third driven gear can drive the third transmission gear to rotate reversely at the same time, the rotation of the third transmission gear drives the third wheel shaft and the driving chain wheel to rotate in the same direction at the same time, and the rotation of the driving chain wheel drives the driven chain wheel F2 and the transverse transmission shaft F1 to rotate in the same direction at the same time through the chain F3;

the right punching mechanism comprises a third push-pull arm, a third push-pull die pressing seat, a third push-pull die rear seat, a third side protection limiting plate, a third fixed seat, a third four guide posts, a third telescopic spring, a third punching needle, a third material pressing block, a third sleeve core, a third material bearing base and a third rear fastening plate, a third rail is arranged on the rear side of the top surface of the transverse seat block D3, the third rail is in a front-rear horizontal depth direction, a rear end tooth shaft of the third push-pull arm is movably connected with the middle part of the front end of the third push-pull die pressing seat through a pin shaft, a third sliding sleeve is arranged on the bottom surface of the third push-pull die pressing seat, the third push-pull die pressing seat can horizontally move back and forth along the third rail through the third sliding sleeve, the third push-pull die rear seat is fastened on the front side of the top surface of the third push-pull die pressing seat through screws, three side protection limiting plates are arranged on;

the third material bearing base is arranged on the front side surface of the large support G of the base die holder through a screw, the third rear fastening plate tee is arranged on the rear side surface of the large support G of the base die holder through a screw, the third material bearing base corresponds to the third rear fastening plate in front and back, the front side surface of the third material bearing base is provided with a third sleeve core through a screw, the front side surface of the third material bearing base is also provided with a third second telescopic spring, the third second telescopic spring can be movably sleeved with the third guide column, and the third second telescopic spring can be clamped by the front side surface of the third material bearing base and the rear side surface of the third material pressing block;

Claims

1. An improved automatic tube punching machine is composed of a table rack (A1), a rectangular transverse bedplate, a transverse seat block (D3), a vertical shaft stringing plate (A2), a main transmission mechanism, rail steel (A3), a left displacement driving mechanism, a middle displacement driving mechanism, a right vertical positioning plate (E3), a punching mechanism, a bottom die seat large support frame (G), a material guiding driving mechanism and an iron tube trend guiding mechanism, and is characterized in that,

the desktop rack (A1) is a cuboid supporting frame formed by welding and fastening square steel pipes, and a rectangular transverse bedplate is fastened on the top surface of the cuboid supporting frame by welding;

the right end of the top surface of the rectangular transverse bedplate is welded with a transverse seat block (D3), and the bottom of the right vertical positioning plate (E3) is fixedly arranged in the middle of the top surface of the transverse seat block (D3);

the top surface of the transverse seat block (D3) is used as a mounting platform of the right punching mechanism;

a rectangular through hole (A4) is cut at the middle left part of the rectangular transverse bedplate, a lead screw (K3) is installed in the rectangular through hole (A4), and the lead screw (K3) is in a left-right horizontal direction;

the screw rod (K3) is respectively provided with a left displacement driving mechanism and a middle displacement driving mechanism which can both move transversely along the screw rod (K3);

wherein, the left displacement driving mechanism comprises a left punching bottom plate (D1), a first sliding block with a bearing, a first screwing sleeve, a first displacement driven gear, a first vertical machine plate (K11), a first stepping motor (K1) and a first displacement driving gear, the top of the first sliding block with the bearing is fastened at the middle part of the bottom surface of the left punching bottom plate (D1) through screws, the top of the first vertical machine plate (K11) is fastened at the bottom of the first sliding block with the bearing through screws, the first sliding block with the bearing is movably sleeved with a screw rod (K3), the first screwing sleeve is movably sleeved with the screw rod (K3), the inner ring side wall of the bearing in the first sliding block with the bearing is fixedly connected with one end of the first screwing sleeve through welding, the periphery of the first displacement driven gear is fixedly sleeved with the first displacement driven gear, the first stepping motor (K1) is arranged at the side wall of the first vertical machine plate (K11), the driving gear of the first stepping motor (K1) transversely penetrates through the end of the first vertical machine plate (K11) and then is fastened and sleeved, the first displacement driving gear is meshed with the first displacement driven gear;

the first stepping motor (K1) can drive the first displacement driving gear to rotate, the rotation of the first displacement driving gear can drive the first displacement driven gear to rotate, the rotation of the first displacement driven gear then drives the first screwing sleeve to rotate, the rotation of the first screwing sleeve can displace along the screw rod (K3), and the displacement of the first screwing sleeve can drive the first sliding block with the bearing and the left punching bottom plate (D1) to simultaneously displace in the same direction;

wherein, the middle displacement driving mechanism comprises a right punching bottom plate (D2), a second sliding block with a bearing, a second screwing sleeve, a second displacement driven gear, a second vertical machine plate (K21), a second stepping motor (K2) and a second displacement driving gear, the top of the second sliding block with the bearing is fastened at the middle part of the bottom surface of the right punching bottom plate (D2) through screws, the top of the second vertical machine plate (K21) is fastened at the bottom of the second sliding block with the bearing through screws, the second sliding block with the bearing is movably sleeved with a screw rod (K3), the second screwing sleeve is movably sleeved with the screw rod (K3), the side wall of an inner ring of the bearing in the second sliding block with the bearing is fixedly connected with one end of the second screwing sleeve through welding, the periphery of the second screwing sleeve is fixedly sleeved with the second displacement driven gear, the second stepping motor (K2) is arranged at the side wall of the second vertical machine plate (K21), the second stepping motor (K2) transversely penetrates through the second vertical machine plate (K21) and then is fastened with the second displacement driving gear, the second displacement driving gear is meshed with the second displacement driven gear;

the second stepping motor (K2) can drive the second displacement driving gear to rotate, the rotation of the second displacement driving gear can drive the second displacement driven gear to rotate, the rotation of the second displacement driven gear drives the second screwing sleeve to rotate, the rotation of the second screwing sleeve can displace along the screw rod (K3), and the displacement of the second screwing sleeve can drive the second sliding block with the bearing and the right punching bottom plate (D2) to simultaneously displace in the same direction;

the left side of the top surface of the rectangular transverse bedplate is provided with a front parallel rail steel (A3) and a rear parallel rail steel (A3578) through screws, each rail steel (A3) is horizontally arranged left and right, and the two parallel rail steels (A3) are distributed on the front side and the rear side of the rectangular through hole (A4);

the left side and the right side of the top of the rectangular transverse bedplate are respectively and vertically provided with a vertical axle-crossing plate (A2) by welding, two axle ends of a transverse main shaft (B5) are respectively movably connected with a left vertical axle-crossing plate (A2) and a right vertical axle-crossing plate (A2) in series by bearings, and the right axle end of the transverse main shaft (B5) is fixedly sleeved with a driven belt pulley (B4);

the top surface of the left punching bottom plate (D1) is used as a mounting platform of the left punching mechanism, and the top surface of the right punching bottom plate (D2) is used as a mounting platform of the middle punching mechanism;

the front side and the rear side of the bottom surface of the left punching bottom plate (D1) and the front side and the rear side of the bottom surface of the right punching bottom plate (D2) are respectively provided with a rail sleeve, the rail sleeves can slide along rail steel (A3), and two rail steel (A3) which are parallel in the front and the rear are used as rails for the transverse displacement of the left punching bottom plate (D1) and the right punching bottom plate (D2);

the transverse movement of the left displacement driving mechanism can control the left punching mechanism to simultaneously move along the rail steel (A3) in the same direction through the left punching bottom plate (D1), and the transverse movement of the middle displacement driving mechanism can control the middle punching mechanism to simultaneously move along the rail steel (A3) in the same direction through the right punching bottom plate (D2);

the middle section of the transverse main shaft (B5) is movably connected with a left vertical positioning plate (E1), a middle vertical positioning plate (E2) and a right vertical positioning plate (E3) through bearings respectively;

the transverse main shaft (B5) is also fixedly sleeved with a first driven gear (C1), a second driven gear and a third driven gear;

the lower end of the desk type frame (A1) is welded with a motor plate, the top of the motor plate is provided with a main speed reducing motor (B1) through a bolt, the shaft end of the main speed reducing motor (B1) faces right and is sleeved with a driving belt pulley (B2), and the driving belt pulley (B2) is in transmission connection with a driven belt pulley (B4) above through a belt (B3);

the rotation of the driven belt pulley (B4) can drive the transverse main shaft (B5) to rotate, and the rotation of the transverse main shaft (B5) simultaneously drives the first driven gear (C1), the second driven gear and the third driven gear to rotate;

the main speed reducing motor (B1), the driving belt pulley (B2), the belt, the driven belt pulley (B4) and the transverse main shaft (B5) are combined to form a main transmission mechanism;

the rear side of the top surface of the left vertical positioning plate (E1) is fixedly provided with a left limit baffle (H1) through screws, the rear side of the top surface of the right vertical positioning plate (E3) is fixedly provided with a right limit baffle (H2) through screws, the left limit baffle (H1) and the right limit baffle (H2) are symmetrically arranged, and a transverse transmission shaft (F1) is connected in series between the rear side of the left limit baffle (H1) and the rear side of the right limit baffle (H2);

the right side of the front end of the left limit baffle (H1) is fixedly connected with the front end of the left bent iron (J) through a pin rod I, and the left side of the front end of the right limit baffle (H2) is fixedly connected with the front end of the right bent iron through a pin rod II;

the middle part of the left bent iron (J) and the middle part of the right bent iron are erected above the transverse transmission shaft (F1), and the left bent iron (J) and the right bent iron are connected through 2-5 transverse connecting rods;

the left limit baffle (H1), the left bent iron (J), the transverse connecting rod, the right limit baffle (H2) and the right bent iron are combined to form an iron pipe trend guiding mechanism;

the right end of the transverse transmission shaft (F1) is fixedly sleeved with a driven sprocket (F2);

the left end of the large bottom die holder support bracket (G) is movably connected with the rear plate end of the left vertical positioning plate (E1) in series, and the right end of the large bottom die holder support bracket (G) is fixedly connected with the rear plate end of the right vertical positioning plate (E3) in series;

the front end of the left vertical positioning plate (E1) is movably connected with a first wheel shaft in series through a bearing, the right shaft end of the first wheel shaft is fixedly sleeved with a first transmission gear (C2), and the first transmission gear (C2) is meshed with a first driven gear (C1) on the transverse main shaft (B5);

an eccentric driving lever I is welded on the right side face of the first transmission gear (C2), the eccentric driving lever I can be movably connected with a front end tooth shaft of a push-pull arm I in the left punching mechanism, and the first transmission gear (C2) can drive the left punching mechanism to run through the eccentric driving lever I in a rotating mode;

wherein the left punching mechanism comprises a push-pull arm I, a push-pull die pressing seat I, a push-pull die rear seat I, a side protection limiting plate I, a fixed seat I and four guide posts I, the device comprises a first telescopic spring, a first punching needle, a first material pressing block, a first sleeve core, a first material bearing base and a first rear fastening plate, wherein a first rail bar is arranged on the rear side of the top surface of a left punching bottom plate (D1), the first rail bar is in a front-rear horizontal depth direction, a rear end tooth shaft of a first push-pull arm is movably connected with the middle part of the front end of a first push-pull die pressing base through a pin shaft, a first sliding sleeve is arranged on the bottom surface of the first push-pull die pressing base, the first push-pull die pressing base can horizontally move back and forth along the first rail bar through the first sliding sleeve, the first push-pull die rear base is fastened to the front side of the top surface of the first push-pull die pressing base through screws, a first side protection limiting plate is arranged on one side surface;

the first material bearing base is arranged on the front side surface of the large support frame (G) of the base die holder through a screw, the first rear fastening plate is arranged on the rear side surface of the large support frame (G) of the base die holder through a screw, the first material bearing base corresponds to the first rear fastening plate in a front-rear mode, the front side surface of the first material bearing base is provided with a first sleeve core through a screw, the front side surface of the first material bearing base is further provided with a first second telescopic spring, the first second telescopic spring can be movably sleeved with the first guide column, and the first second telescopic spring can be clamped by the front side surface of the first material bearing base and the rear side surface of the first material pressing block;

the front end of the middle position vertical positioning plate (E2) is movably connected with a second wheel shaft in series through a bearing, the right shaft end of the second wheel shaft is fixedly sleeved with a second transmission gear, the second transmission gear is meshed with a second driven gear on the transverse main shaft (B5), the right side face of the second transmission gear is welded with a second eccentric shifting rod, the second eccentric shifting rod can be movably connected with a front end tooth shaft of a second push-pull arm (L1) in the middle punching mechanism, and the second transmission gear rotates to drive the middle punching mechanism to run through the second eccentric shifting rod;

wherein the middle punching mechanism comprises a second push-pull arm (L1), a second push-pull die pressing seat (L2), a second push-pull die rear seat (L3), a second fixed seat, a second four guide posts and a second telescopic spring, a second punching needle, a second material pressing block (L4), a second sleeve core, a second material bearing base and a second rear tightening plate, wherein a second rail bar is arranged on the rear side of the top surface of the right punching base plate (D2), the second rail bar is in a front-rear horizontal depth direction, a rear end tooth shaft of a second push-pull arm (L1) is movably connected with the middle part of the front end of a second push-pull die pressing base (L2) through a pin shaft, a second sliding sleeve is arranged on the bottom surface of the second push-pull die pressing base (L2), the second push-pull die pressing base (L2) can horizontally move back and forth along the second rail bar through the second sliding sleeve, a second push-pull die rear base (L3) is fastened to the front side of the top surface of the second push-pull die pressing base (L2) through screws, and a second fixing base (L36;

a second needle hole is drilled in the middle of the second pressing block (L4), a second column hole is drilled in the four corner regions of the second pressing block (L4), the second pressing block (L4) can be movably sleeved with the second four guide columns through the second column hole, the first telescopic spring second is clamped by the front side face of the second pressing block (L4) and the rear side face of the second fixing seat, and the second punching needle can penetrate through the second needle hole in the middle of the second pressing block (L4) backwards and then is discharged;

the second material bearing base is arranged on the front side surface of the large support frame (G) of the base die holder through screws, the second rear tightening plate is arranged on the rear side surface of the large support frame (G) of the base die holder through screws, the second material bearing base corresponds to the second rear tightening plate in the front-rear direction, the front side surface of the second material bearing base is provided with a second sleeve core through screws, the front side surface of the second material bearing base is also provided with a second telescopic spring II, the second telescopic spring II can be movably sleeved with the second guide column, and the second telescopic spring II can be clamped by the front side surface of the second material bearing base and the rear side surface of the second material pressing block (L4);

the front end of the right vertical positioning plate (E3) is movably connected with a third wheel shaft in series through a bearing, a third transmission gear is fixedly sleeved at the left shaft end of the third wheel shaft and is meshed with a third driven gear on the transverse main shaft (B5), an eccentric driving lever III is welded on the left side face of the third transmission gear and can be movably connected with a front end tooth shaft of a push-pull arm III in the right punching mechanism, and the rotation of the third transmission gear can drive the right punching mechanism to run through the eccentric driving lever III;

a driving chain wheel is fixedly sleeved at the left shaft end of the third wheel shaft, and the driving chain wheel can be in transmission connection with a driven chain wheel (F2) on a transverse transmission shaft (F1) through a chain (F3);

the driving chain wheel, the chain (F3), the driven chain wheel (F2) and the transverse transmission shaft (F1) are combined to form a material guiding driving mechanism;

the third driven gear can drive the third transmission gear to rotate reversely at the same time, the third transmission gear drives the third wheel shaft and the driving chain wheel to rotate in the same direction at the same time, and the driving chain wheel rotates to drive the driven chain wheel (F2) and the transverse transmission shaft (F1) to rotate in the same direction at the same time through a chain (F3);

wherein the right punching mechanism comprises a third push-pull arm, a third push-pull die pressing seat, a third push-pull die rear seat, a third side protection limiting plate, a third fixed seat and a third four guide posts, a third telescopic spring, a third punching needle, a third material pressing block, a third sleeve core, a third material bearing base and a third rear fastening plate, wherein a third rail bar is arranged on the rear side of the top surface of the transverse seat block (D3), the third rail bar is in a front-rear horizontal depth direction, a rear end tooth shaft of the third push-pull arm is movably connected with the middle part of the front end of the third push-pull die pressing seat through a pin shaft, a third sliding sleeve is arranged on the bottom surface of the third push-pull die pressing seat, the third push-pull die pressing seat can horizontally move front and rear along the third rail bar through the third sliding sleeve, the third push-pull die rear seat is fastened to the front side of the top surface of the third push-pull die pressing seat through screws, three side protection limit plates are arranged on one side surface of the third push-pull;

the third material bearing base is arranged on the front side surface of the large support frame (G) of the base die holder through a screw, the third rear clamping plate is arranged on the rear side surface of the large support frame (G) of the base die holder through a screw, the third material bearing base corresponds to the third rear clamping plate in front and back, the front side surface of the third material bearing base is provided with a third sleeve core through a screw, the front side surface of the third material bearing base is also provided with a third second telescopic spring, the third second telescopic spring can be movably sleeved with the third guide column, and the third second telescopic spring can be clamped by the front side surface of the third material bearing base and the rear side surface of the third material pressing block;