CN116810389A - Metal tube punching and tapping device - Google Patents

Metal tube punching and tapping device Download PDF

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Publication number
CN116810389A
CN116810389A CN202310599274.6A CN202310599274A CN116810389A CN 116810389 A CN116810389 A CN 116810389A CN 202310599274 A CN202310599274 A CN 202310599274A CN 116810389 A CN116810389 A CN 116810389A
Authority
CN
China
Prior art keywords
metal tube
pressing
lifting
block
tapping
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202310599274.6A
Other languages
Chinese (zh)
Inventor
夏海生
范建
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Industrial Park Opert Precision Machinery Co ltd
Original Assignee
Suzhou Industrial Park Opert Precision Machinery Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Industrial Park Opert Precision Machinery Co ltd filed Critical Suzhou Industrial Park Opert Precision Machinery Co ltd
Priority to CN202310599274.6A priority Critical patent/CN116810389A/en
Publication of CN116810389A publication Critical patent/CN116810389A/en
Withdrawn legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P23/00Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
    • B23P23/02Machine tools for performing different machining operations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B39/00General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
    • B23B39/16Drilling machines with a plurality of working-spindles; Drilling automatons
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B41/00Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B47/00Constructional features of components specially designed for boring or drilling machines; Accessories therefor
    • B23B47/26Liftable or lowerable drill heads or headstocks; Balancing arrangements therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23GTHREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00Thread cutting; Automatic machines specially designed therefor
    • B23G1/22Machines specially designed for operating on pipes or tubes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23GTHREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00Thread cutting; Automatic machines specially designed therefor
    • B23G1/44Equipment or accessories specially designed for machines or devices for thread cutting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23GTHREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00Thread cutting; Automatic machines specially designed therefor
    • B23G1/44Equipment or accessories specially designed for machines or devices for thread cutting
    • B23G1/52Equipment or accessories specially designed for machines or devices for thread cutting for operating on pipes or tubes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23GTHREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G11/00Feeding or discharging mechanisms combined with, or arranged in, or specially adapted for use in connection with, thread-cutting machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06Work-clamping means
    • B23Q3/062Work-clamping means adapted for holding workpieces having a special form or being made from a special material
    • B23Q3/064Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding elongated workpieces, e.g. pipes, bars or profiles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06Work-clamping means
    • B23Q3/08Work-clamping means other than mechanically-actuated
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q7/00Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q7/00Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • B23Q7/02Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of drums or rotating tables or discs

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Punching Or Piercing (AREA)

Abstract

The invention belongs to the field of tapping machines, and relates to a metal tube punching and tapping device, which comprises: the automatic punching machine comprises a workbench, wherein a turntable is arranged at the top of the workbench, a plurality of detachable metal tube clamping jigs are arranged on the turntable, a driving system for driving the turntable to rotate in a stepping mode is arranged in the workbench, a feeding mechanism, a pressing mechanism and a punching mechanism, the punching mechanism comprises a double-hole drill and a first lifting driving assembly for driving the double-hole drill to lift, the tapping mechanism comprises a double-rod tapper and a second lifting driving assembly for driving the double-rod tapper to lift, a collecting frame and a discharging mechanism, the feeding mechanism, the pressing mechanism, the first lifting driving assembly, the second lifting assembly and the discharging mechanism are sequentially arranged along the rotation direction of the turntable, and the collecting frame is located beside the discharging mechanism. The automatic punching and tapping device realizes automatic punching and tapping of the metal pipe, and the metal pipe is high in positioning and fixing stability.

Description

Metal tube punching and tapping device
Technical Field
The invention relates to the field of tapping machines, in particular to a metal tube punching and tapping device.
Background
Currently, punching and tapping a metal tube is done manually by a worker: the worker firstly clamps and positions the metal pipe through the clamping tool, then the worker holds the electric drill by hand to manually process one hole, then process the other hole, after the two holes are processed, the two holes are tapped one by hand or by equipment, so that the punching and tapping of the metal pipe can be completed. The punching and tapping method has the advantages of high labor intensity of operators, low labor efficiency and easiness in personal injury or equipment and damage and injury accidents of cutters and taps.
The patent number CN110014297A is a punching and tapping machine, which comprises a frame, an electric cabinet, a punching mechanism, a feeding mechanism, a tapping mechanism and a blanking mechanism. The frame is a square frame of rigidity, mid-mounting at frame upper portion has the work revolving stage, the main part of this work revolving stage is the rotatory disk type station wheel of a short columniform, the installation fixed slot of work piece is taken turns to the station, install the mechanism of punching a hole in the frame in work revolving stage one side, install tapping mechanism in the frame of work revolving stage opposite side, the work station of mechanism and tapping mechanism all is on the work piece of waiting to process of installing on the work revolving stage, install the blanking mechanism that corresponds with the work revolving stage in the upper portion of frame, the electric cabinet is installed in the frame, the control of whole equipment electrical apparatus is accomplished to the electric cabinet. The punching and tapping integrated device is simple in device, low in use cost and high in working efficiency. However, the above patent still has many disadvantages: 1. although the magnetic adsorption fixing device is arranged on the station wheel to adsorb the metal pipe, not all metal materials such as copper, aluminum and the like can be adsorbed magnetically, and the workpiece at the lowest end of the station wheel still has the possibility of falling. 2. The punching adopts a straight line fast moving impact mode, so that the whole working turntable and even the whole frame can generate larger shake once, the workpiece on the station wheel is easy to fall off, and the service life of the equipment is influenced. 3. After the punching and tapping are completed, the finished product cannot be collected.
Disclosure of Invention
The invention aims to solve the technical problems that: in order to solve the problems that labor intensity is high, labor efficiency is low, personal injury or equipment and damage to cutters and screw taps are prone to occurring, and accidents caused by hurting people are prone to occurring.
The invention provides a metal tube punching and tapping device, which comprises: the metal tube clamping device comprises a workbench, wherein a turntable is arranged at the top of the workbench, a plurality of detachable metal tube clamping jigs are arranged on the turntable, a driving system for driving the turntable to rotate in a stepping mode is arranged in the workbench, a feeding mechanism is used for feeding a metal tube onto the metal tube clamping jigs, a pressing mechanism is used for pressing the metal tube into the metal tube clamping jigs, the punching mechanism comprises a double-hole drill and a first lifting driving assembly for driving the double-hole drill to lift, the tapping mechanism comprises a double-rod tap and a second lifting driving assembly for driving the double-rod tap to lift, a collecting frame and a discharging mechanism, the metal tube in the metal tube clamping jigs is conveyed into the collecting frame, the feeding mechanism, the pressing mechanism, the first lifting driving assembly, the second lifting assembly and the discharging mechanism are sequentially arranged along the rotation direction of the turntable, and the collecting frame is positioned beside the discharging mechanism; the rotary table is driven by the driving system to rotate in a stepping manner, in the rotating process, the metal tube is fed into the metal tube clamping jig by the feeding mechanism, the metal tube is pressed down into the metal tube clamping jig by the pressing mechanism, then the metal tube is punched and tapped by the punching mechanism and the tapping mechanism, and finally the metal tube subjected to tapping is automatically blanked by the blanking mechanism.
Preferably, the metal tube clamping jig comprises a containing box, wherein a containing groove for containing the metal tube is formed in the top of the containing box, the groove width of the containing groove is matched with the outer diameter of the metal tube, two long side walls of the containing box are respectively provided with an avoidance groove opening, two elastic pressing assemblies for pressing the pipe orifice of the metal tube, the containing box is detachably arranged on a turntable, and the two elastic pressing assemblies are respectively arranged on two short side walls of the containing box; the metal tube is accommodated by the accommodating box, and the metal tube is propped and limited by the two elastic propping assemblies.
Preferably, the elastic pressing component comprises a pressing block, a first guide inclined plane is arranged at the top of the pressing block, two symmetrically arranged guide rods, two return springs and a first synchronous plate are arranged at the back of the pressing block, the pressing block is positioned in the accommodating groove, two guide seats which are in sliding fit with the guide rods are arranged on the side walls of two short sides of the accommodating box, the first synchronous plate is connected with the tail ends of the two guide rods, the two return springs are respectively sleeved on the two guide rods, and two ends of the return springs are respectively fixedly connected with the first synchronous plate and the corresponding guide seats; the two pressing blocks can always press the metal tube by utilizing the elasticity of the reset spring.
Preferably, two symmetrically arranged and detachable guide members are arranged on the avoidance groove opening, and a second guide inclined plane is arranged on one side wall of the guide member, which faces the accommodating groove.
Preferably, the feeding mechanism comprises a feeding hopper and an H-shaped bracket, wherein a horizontally arranged discharging air cylinder is arranged on the H-shaped bracket, a second synchronous plate which is perpendicular to the extending direction of the discharging air cylinder is arranged at the output end of the discharging air cylinder, two symmetrically arranged baffle rods are arranged on the second synchronous plate, the baffle rods are parallel to the extending direction of the output end of the discharging air cylinder, the discharging pipe is Z-shaped, two symmetrically arranged first sliding stable seats are arranged on the side wall, close to the bottom, of the discharging pipe, the upper end of the feeding hopper is fixedly connected with the upper end of the H-shaped bracket, the discharging pipe is communicated with the bottom of the feeding hopper, and the two baffle rods are respectively arranged in the two first sliding stable seats in a sliding manner and are used for blocking metal pipes in the discharging pipe; the metal pipe in the feeding hopper can enter the discharging pipe in sequence, and then the discharging pipe is discharged through the discharging cylinder once.
Preferably, the feeding mechanism further comprises two anti-blocking assemblies respectively arranged on two bottom end side walls of the feeding hopper, a feeding inlet of the discharging pipe is positioned between the two anti-blocking assemblies, the anti-blocking assemblies comprise an anti-blocking cylinder, a third synchronous plate, a synchronous rod, a fourth synchronous plate and two upper ejector rods, the anti-blocking cylinder is arranged on the bottom end side walls of the feeding hopper, two second sliding stable seats which are symmetrically arranged are arranged on the bottom end side walls of the feeding hopper and on the side sides of the anti-blocking cylinder, the two upper ejector rods are respectively arranged in the two second sliding stable seats in a sliding mode, the third synchronous plate is fixedly connected with the tail ends of the two upper ejector rods, the synchronous rod is arranged on the back of the third synchronous plate, the fourth synchronous plate is connected to the output end of the anti-blocking cylinder and the tail end of the synchronous rod, and the expansion directions of the synchronous rod, the upper ejector rods and the output end of the anti-blocking cylinder are parallel; the two anti-blocking cylinders work alternately, and the anti-blocking cylinders can drive the corresponding two upper ejector rods to push up the metal pipe close to the discharge port of the feeding hopper, so that the metal pipe at the bottommost end can enter the discharge pipe better, and the discharge port of the feeding hopper is prevented from being blocked.
Preferably, the pressing mechanism comprises a first L-shaped bracket, a pressing push rod and a pressing block, wherein the first L-shaped bracket is fixedly connected with the workbench, the pressing push rod is vertically connected to the top of the first L-shaped bracket, and the pressing block is fixedly connected with the output end of the pressing push rod; the lower pressing rod drives the lower pressing block to move downwards, so that the metal pipe can be pressed into the accommodating groove and is positioned between the two pressing blocks.
Preferably, the first lifting driving assembly comprises a second L-shaped bracket, a lifting electric push rod, a U-shaped mounting frame and two auxiliary positioning assemblies, wherein the second L-shaped bracket is fixedly connected with the workbench, the lifting electric push rod is vertically connected to the top of the second L-shaped bracket, the U-shaped mounting frame is fixedly connected with the output end of the lifting electric push rod, the two auxiliary positioning assemblies are symmetrically arranged on two side walls of the double-hole drill, and the second lifting driving assembly and the first lifting driving assembly have the same structure; the lifting electric push rod can drive the U-shaped mounting frame and the double-hole drilling device or the double-rod tapping device to synchronously move downwards, so that the double-hole drilling device or the double-rod tapping device can punch or tap a metal tube in the metal tube clamping jig.
Preferably, the auxiliary positioning assembly comprises an auxiliary slide bar, a limiting block and a collision block are respectively arranged at the top and the bottom of the auxiliary slide bar, a slide hole and a limiting spring are formed in the top of the connecting block, the auxiliary slide bar is vertically and slidably arranged in the slide hole, the limiting spring sleeve is arranged at the upper end of the auxiliary slide bar, and two ends of the limiting spring are fixedly connected with the limiting block and the connecting block respectively; the elasticity of the limiting spring is utilized to enable the abutting blocks to always abut against the top of the metal tube during punching operation or tapping operation, so that the metal tube is ensured not to deflect.
Preferably, the blanking mechanism comprises a third L-shaped bracket, an upper top electric push rod, an upper top block and a vertical frame, wherein the upper end of the vertical frame is provided with a mounting groove, the top of the vertical frame is provided with a connecting shaft seat, a servo motor and a rotating piece, a rotating shaft which is vertically arranged with the rotating piece is arranged at the bottom center of the rotating piece, and two lifting cylinders, a U-shaped connecting frame is arranged at the output end of each lifting cylinder, a clamping jaw cylinder is arranged in each U-shaped connecting frame, the third L-shaped bracket is fixedly connected with a workbench, the third L-shaped bracket is positioned under a rotating disc, the upper top electric push rod is vertically arranged below the top of the third L-shaped bracket, the upper top block is fixedly connected with the output end of the upper top electric push rod, the rotating disc is provided with a plurality of through holes which the upper top block penetrates along the rotating direction of the rotating disc, the bottom of the accommodating box is provided with through grooves which the top block penetrates, the vertical frame is positioned at the side of the rotating disc, the servo motor is vertically arranged in the mounting groove, the output end of the servo motor is in the shaft seat is in transmission connection with the bottom of the shaft seat, the upper top of the rotating cylinder is symmetrically arranged with the two lifting cylinders, and the two lifting cylinders are symmetrically arranged at the tops; the lifting cylinder drives the upper jacking block to jack up the metal tube in the metal tube clamping jig, so that the clamping jaw cylinder is convenient to clamp, after the clamping jaw cylinder clamps the metal tube, the lifting cylinder drives the clamping jaw cylinder to move the metal tube upwards, and then the clamped metal tube is rotated by 180 degrees through the servo motor.
The invention has the beneficial effects that:
firstly, the metal tube punching and tapping device provided by the invention is characterized in that the turntable is driven by the driving system to rotate, in the rotating process, the metal tube is sequentially fed to the metal tube clamping jig through the feeding mechanism, then the metal tube is pressed into the metal tube clamping jig through the pressing mechanism to be positioned, then the double-hole punching device is driven by the first lifting driving assembly to move downwards, so that the double-hole punching device can punch the metal tube in the metal tube clamping jig, the double-rod tapping device is driven by the second lifting driving assembly to move downwards, the double-rod tapping device can tap two hole positions of the metal tube in the metal tube clamping jig, and finally the tapped metal tube is automatically fed into the collecting frame through the discharging mechanism.
Secondly, according to the metal tube punching and tapping device, the metal tube is positioned and fixed by the metal tube clamping jig, and after the metal tube enters the accommodating groove, the elastic force provided by the reset springs on the two pressing blocks enables the pressing blocks to always press against the pipe orifice of the metal tube, so that the metal tube can be stably fixed in the accommodating groove.
Thirdly, according to the metal tube punching and tapping device, two guide pieces are arranged at the position of avoiding the notch, so that the metal tube is prevented from accidentally sliding out of the accommodating box through the guide pieces, and normal carrying and discharging of the metal tube are not affected.
Fourth, the metal tube punching and tapping device is provided with the auxiliary positioning assembly, when the abutting block at the bottom of the auxiliary sliding rod abuts against the outer wall of the metal tube, the abutting block is blocked by the metal tube, the auxiliary sliding rod starts to gradually move upwards, the limiting spring is gradually lengthened by the upward movement of the auxiliary sliding rod, the elastic force of the limiting spring can enable the auxiliary sliding rod to always downwards press down, so that the abutting block can tightly press the metal tube, the metal tube is prevented from deflecting during processing, and the fixing stability of the metal tube during punching operation or tapping operation is improved.
Fifthly, according to the metal tube punching and tapping device, the upper jacking block is driven to move upwards through the upper jacking electric push rod, the upper jacking block penetrates through the perforation and the notch at the bottom of the accommodating box to jack up the bottom of the metal tube in the accommodating groove, meanwhile, the lifting cylinder drives the clamping jaw cylinder to move downwards, two clamping jaws of the clamping jaw cylinder are known to enter the two avoidance notches respectively, the clamping jaw cylinder in the opening state plays a role in limiting the metal tube, and the metal tube is prevented from falling out of the accommodating box due to accidental bouncing in the jacking process.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Figure 1 is a schematic perspective view of the present invention,
figure 2 is a schematic perspective view of a table,
figure 3 is a partial schematic view of a table,
figure 4 is a schematic view of a metal tube clamping jig,
figure 5 is a top view of the family tube holding jig,
figure 6 is a partial cross-sectional view of the loading mechanism,
figure 7 is a partial cross-sectional view of a second feed mechanism,
figure 8 is a schematic perspective view of the hold-down mechanism,
figure 9 is a schematic perspective view of a punching mechanism,
FIG. 10 is a partial schematic view of a blanking mechanism;
reference numerals: the workbench 1, the rotary table 11, the perforation 111, the metal tube clamping jig 2, the accommodating box 21, the accommodating groove 211, the avoidance notch 212, the guide seat 213, the penetration notch 214, the elastic pressing component 22, the pressing block 221, the first guiding inclined plane 2211, the guide rod 222, the return spring 223, the first synchronizing plate 224, the guide piece 23, the second guiding inclined plane 231, the feeding mechanism 3, the feeding hopper 31, the second sliding stabilizing seat 311, the h-shaped bracket 32, the discharging cylinder 33, the second synchronizing plate 34, the stop lever 341, the discharging tube 35, the first sliding stabilizing seat 351, the anti-blocking component 36, the anti-blocking cylinder 361, the third synchronizing plate 362, the synchronizing rod 363, the fourth synchronizing plate 364, the upper push rod 365, the pushing mechanism 4, the first L-shaped bracket 41, the pushing push rod 42, the pressing block 43, the punching mechanism 5, the double-hole drilling device 51, the first lifting driving component 52, the second L-shaped bracket 521, the lifting electric push rod 522, the u-shaped mounting frame 523, the auxiliary positioning component 524, the auxiliary slide rod 5241, the limiting block 5242, the abutting block 5243, the connecting block 5244, the limiting spring 5245, the tapping mechanism 6, the collecting frame 7, the discharging mechanism 8, the third L-shaped bracket 81, the upper pushing electric push rod 82, the upper pushing block 83, the stand 84, the mounting groove 841, the coupling seat 842, the servo motor 85, the rotating piece 86, the rotating shaft 861, the lifting cylinder 87, the u-shaped connecting frame 88 and the clamping jaw cylinder 89.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown.
As shown in fig. 1 to 10, a metal tube punching and tapping device comprises: the metal tube feeding and discharging device comprises a workbench 1, a turntable 11 is arranged at the top of the workbench 1, a plurality of detachable metal tube clamping jigs 2 are arranged on the turntable 11, a driving system for driving the turntable 11 to rotate in a stepping mode is arranged in the workbench 1, a feeding mechanism 3 is used for feeding a metal tube onto the metal tube clamping jigs 2, a pressing mechanism 4 is used for pressing the metal tube into the metal tube clamping jigs 2, a punching mechanism 5 is arranged on the workbench, the punching mechanism 5 comprises a double-hole drill 51 and a first lifting driving assembly 52 for driving the double-hole drill 51 to lift, a tapping mechanism 6 comprises a double-rod tap and a second lifting driving assembly for driving the double-rod tap to lift, a collecting frame 7 and a discharging mechanism 8, the feeding mechanism 3, the pressing mechanism 4, the first lifting driving assembly 52, the second lifting assembly and the discharging mechanism 8 are sequentially arranged along the rotation direction of the turntable 11, and the collecting frame 7 is positioned beside the discharging mechanism 8; can drive carousel 11 to rotate by step-by-step through actuating system, in the rotation in-process, go up the tubular metal resonator in proper order to tubular metal resonator clamping jig 2 through feed mechanism 3, afterwards, rethread pushing down mechanism 4 is impressed the tubular metal resonator and is let the tubular metal resonator be fixed a position in tubular metal resonator clamping jig 2, afterwards, drive diplopore hole puncher 51 through first lift actuating component 52 and move down for diplopore hole puncher 51 can be punched a hole to the tubular metal resonator in tubular metal resonator clamping jig 2, rethread second lift actuating component drive diplopore tapping ware moves down, make the doublepore site tapping to the tubular metal resonator can carry out the tapping to two hole sites of tubular metal resonator in tubular metal resonator clamping jig 2, finally, carry out automatic unloading to collecting frame 7 through unloading mechanism 8 with the tubular metal resonator that will accomplish the tapping, thereby realized carrying out automated punching and tapping to the tubular metal resonator, the tubular metal resonator is fixed very stable when processing.
In a specific embodiment, the metal tube clamping fixture 2 comprises a containing box 21, a containing groove 211 for containing a metal tube is formed in the top of the containing box 21, the groove width of the containing groove 211 is matched with the outer diameter of the metal tube, avoidance notches 212 and two elastic pressing assemblies 22 are formed in two long side walls of the containing box 21 and used for pressing a tube orifice of the metal tube, the containing box 21 is detachably arranged on the turntable 11, and the two elastic pressing assemblies 22 are respectively arranged on two short side walls of the containing box 21; in order to avoid the phenomenon that the metal tube is shifted after entering the accommodating groove 211, the groove width of the accommodating groove 211 is matched with the outer diameter of the metal tube, the gap between the outer wall of the metal tube and the groove wall of the accommodating groove 211 is reduced to the maximum extent, the avoidance notch 212 is used for preventing the metal tube from being blocked when being clamped and carried, and the two ends of the metal tube are pressed by the two elastic pressing assemblies 22, so that the metal tube can be stably positioned and fixed.
In a specific embodiment, the elastic pressing component 22 includes a pressing block 221, a first guiding inclined plane 2211 is disposed at the top of the pressing block 221, two symmetrically disposed guiding rods 222, two return springs 223, and a first synchronization plate 224 are disposed at the back of the pressing block 221, the pressing block 221 is located in the accommodating groove 211, two guiding seats 213 in sliding fit with the guiding rods 222 are disposed on two short side walls of the accommodating box 21, the first synchronization plate 224 is connected with the tail ends of the two guiding rods 222, the two return springs 223 are respectively sleeved on the two guiding rods 222, and two ends of the return springs 223 are respectively fixedly connected with the first synchronization plate 224 and the corresponding guiding seats 213; after the metal tube is discharged from the feeding mechanism 3, the metal tube can drop onto the first guide inclined planes 2211 of the two pressing blocks 221, then when the pressing mechanism 4 works, two ends of the metal tube respectively move towards the inside of the accommodating groove 211 along the corresponding first guide inclined planes 2211, meanwhile, the two pressing blocks 221 respectively move towards the outer side after being pressed down, the stability of the pressing blocks 221 during moving is guaranteed through the guide cooperation of the guide rods 222 and the guide seats 213, then the reset springs 223 are compressed, the elastic force of the reset springs 223 can enable the pressing blocks 221 to be always tightly pressed against the pipe orifice of the metal tube, and after the metal tube is carried and taken away, the elastic force of the reset springs 223 can enable the pressing blocks 221 to reset.
In one embodiment, the avoidance slot 212 is provided with two symmetrically arranged and detachable guide pieces 23, and one side wall of the guide piece 23 facing the accommodating groove 211 is provided with a second guide inclined surface 231; the metal tube falls into two pressing blocks 221 and possibly falls out of the accommodating box 21 from two avoiding notches 212 accidentally, so that the guide piece 23 is arranged, the metal tube is prevented from falling out of the accommodating box 21 accidentally through the guide piece 23, normal carrying and discharging of the metal tube are not affected, the second guiding inclined plane 231 plays a guiding role, and the metal tube moves into the accommodating groove 211 when being pressed down.
In a specific embodiment, the feeding mechanism 3 comprises a feeding hopper 31, an H-shaped bracket 32, a horizontally arranged discharging cylinder 33 is arranged on the H-shaped bracket 32, a second synchronous plate 34 which is perpendicular to the extending direction of the discharging cylinder 33 is arranged at the output end of the discharging cylinder 33, two baffle rods 341 which are symmetrically arranged are arranged on the second synchronous plate 34 and are parallel to the extending direction of the output end of the discharging cylinder 33, a discharging pipe 35 is Z-shaped, two symmetrically arranged first sliding stable seats 351 are arranged on the side wall, close to the bottom, of the discharging pipe 35, the upper end of the feeding hopper 31 is fixedly connected with the upper end of the H-shaped bracket 32, the discharging pipe 35 is communicated with the bottom of the feeding hopper 31, and the two baffle rods 341 are respectively arranged in the two first sliding stable seats 351 in a sliding manner and are used for blocking metal pipes in the discharging pipe 35; in order to ensure that the metal tubes can be normally discharged from the feeding hopper 31, the width of the feeding hopper 31 is matched with the length of the metal tubes, the metal tubes in the feeding hopper 31 are in a stacked stacking state, the metal tubes can enter the discharging tube 35 to be sequentially sequenced after being discharged from the discharging hole of the feeding hopper 31, the discharging hole of the discharging tube 35 is blocked by the two baffle rods 341, when one metal tube is required to be discharged, the discharging cylinder 33 drives the second synchronous plate 34 to reciprocate once, the second synchronous plate 34 drives the two baffle rods 341 to synchronously move, and the baffle rods 341 can discharge the metal tube at the bottommost end in the discharging tube 35 during movement.
In a specific embodiment, the feeding mechanism 3 further includes two anti-blocking assemblies 36 respectively disposed on two bottom end sidewalls of the feeding hopper 31, a feed inlet of the discharge pipe 35 is located between the two anti-blocking assemblies 36, the anti-blocking assemblies 36 include an anti-blocking cylinder 361, a third synchronizing plate 362, a synchronizing rod 363, a fourth synchronizing plate 364 and two upper ejector rods 365, the anti-blocking cylinder 361 is disposed on the bottom end sidewall of the feeding hopper 31, two second sliding stabilizing seats 311 symmetrically disposed are disposed on the bottom end sidewall of the feeding hopper 31 and beside the anti-blocking cylinder 361, the two upper ejector rods 365 are respectively slidably disposed in the two second sliding stabilizing seats 311, the third synchronizing plate 362 is fixedly connected with tail ends of the two upper ejector rods 365, the synchronizing rod 363 is disposed at the back of the third synchronizing plate 362, the fourth synchronizing plate 364 is connected to the output end of the anti-blocking cylinder 361 and the tail end of the synchronizing rod 363, and the synchronizing rod 363, the upper ejector rods 365 are parallel to the expansion direction of the output end of the anti-blocking cylinder 361; because the feed inlet of ejection of compact material pipe 35 can only hold a metal pipe, when there are two metal pipes to block the half area of discharge gate in the discharge gate department of material loading hopper 31 respectively, the metal pipe just can not get rid of, consequently set up anti-blocking assembly 36 and avoid this phenomenon, anti-blocking cylinder 361 drive third synchronizing plate 362 reciprocating motion once, third synchronizing plate 362 drives synchronizing plate, second synchronizing plate 34 and two last ejector pin 365 synchronous motion, go up ejector pin 365 and can carry out the micrometric motion to all metal pipes in the material loading hopper 31, especially the change that the metal pipe position that material loading hopper 31 was close its discharge gate department takes place, so the metal pipe of being convenient for better enters into ejection of compact material pipe 35 in, two anti-blocking cylinder 361 work effect is better in turn.
In a specific embodiment, the pressing mechanism 4 comprises a first L-shaped bracket 41, a pressing push rod 42 and a pressing block 43, wherein the first L-shaped bracket 41 is fixedly connected with the workbench 1, the pressing push rod 42 is vertically connected to the top of the first L-shaped bracket 41, and the pressing block 43 is fixedly connected with the output end of the pressing push rod 42; the lower pressing block 43 is driven to move downwards by the lower pressure pushing rod 42, and the lower pressing block 43 can press the metal pipe to enter the metal pipe clamping jig 2. To avoid reducing the wear to the outer wall of the metal tube, the bottom of the lower press block 43 may be provided with a rubber layer.
In a specific embodiment, the first lifting driving assembly 52 includes a second L-shaped bracket 521, a lifting electric push rod 522, a U-shaped mounting frame 523, and two auxiliary positioning assemblies 524, which are used for positioning the metal tube in the metal tube clamping fixture 2, the second L-shaped bracket 521 is fixedly connected with the workbench 1, the lifting electric push rod 522 is vertically connected to the top of the second L-shaped bracket 521, the U-shaped mounting frame 523 is fixedly connected with the output end of the lifting electric push rod 522, the two auxiliary positioning assemblies 524 are symmetrically arranged on two side walls of the double-hole drilling device 51, and the second lifting driving assembly has the same structure as the first lifting driving assembly 52; the U-shaped mounting frame 523 can be driven to move downwards through the lifting electric push rod 522, the U-shaped mounting frame 523 drives the double-hole driller 51 to move downwards synchronously, and the double-hole driller 51 can punch the outer wall of the metal pipe in the downward moving process. Of course, the double-rod tapper performs tapping operation on two holes in the metal pipe in the downward moving process.
In a specific embodiment, the auxiliary positioning component 524 includes an auxiliary slide bar 5241, a limiting block 5242 and a supporting block 5243 are respectively arranged at the top and the bottom of the auxiliary slide bar 5241, a sliding hole and a limiting spring 5245 are arranged at the top of the connecting block 5244, the auxiliary slide bar 5241 is vertically and slidably arranged in the sliding hole, the limiting spring 5245 is sleeved at the upper end of the auxiliary slide bar 5241, and two ends of the limiting spring 5245 are fixedly connected with the limiting block 5242 and the connecting block 5244 respectively; when the double-hole drilling device 51 is driven to move downwards by the lifting electric push rod 522, the two connecting blocks 5244 move downwards synchronously, after the abutting blocks 5243 at the bottom of the auxiliary slide rod 5241 abut against the outer wall of the metal pipe, the abutting blocks 5243 are blocked by the metal pipe, the auxiliary slide rod 5241 starts to move upwards gradually, the limiting spring 5245 is also lengthened gradually by the upward movement of the auxiliary slide rod 5241, the elastic force of the limiting spring 5245 can enable the auxiliary slide rod 5241 to always downwards press downwards, so that the abutting blocks 5243 can tightly press the metal pipe, and the metal pipe is ensured not to deflect during processing. In order to avoid reducing the abrasion to the outer wall of the metal tube, the bottom of the abutting block 5243 can be provided with a rubber layer.
In a specific embodiment, the blanking mechanism 8 comprises a third L-shaped bracket 81, an upper top electric push rod 82, an upper top block 83 and a vertical frame 84, wherein a mounting groove 841 is arranged at the upper end of the vertical frame 84, a connecting seat 842 is arranged at the top of the vertical frame 84, a servo motor 85 and a rotating member 86 are arranged at the bottom center of the rotating member 86, a rotating shaft 861 which is vertically arranged with the rotating member and two lifting cylinders 87 are arranged at the bottom center of the rotating member 86, a U-shaped connecting frame 88 is arranged at the output end of the lifting cylinder 87, a clamping jaw cylinder 89 is arranged in the U-shaped connecting frame 88, the third L-shaped bracket 81 is fixedly connected with the workbench 1, the third L-shaped bracket 81 is positioned under the rotating member 11, the upper top electric push rod 82 is vertically arranged under the top of the third L-shaped bracket 81, the upper top block 83 is fixedly connected with the output end of the upper top electric push rod 82, a plurality of through holes 111 which are arranged along the rotating direction of the rotating member 86 and the top block 83 passes through, a through notch 214 which the upper top block 83 passes through the rotating member is arranged at the bottom of the containing box 21, the vertical frame 84 is positioned beside the rotating member 11, the servo motor is vertically arranged at the side of the rotating member 85, the servo motor is vertically arranged in the vertical groove and is symmetrically arranged under the rotating shaft seat 842, and is symmetrically arranged with the two lifting cylinders 842 and is connected with the top of the lifting cylinder seat 87; because the metal pipe must be ejected from the accommodation of the accommodation box 21 and can be carried away, the upper-top electric push rod 82 is arranged, the upper-top electric push rod 82 drives the upper-top block 83 to move upwards, the upper-top block 83 passes through the perforation 111 and the notch at the bottom of the accommodation box 21 to push up the metal pipe bottom in the accommodation groove 211, the metal pipe can gradually move upwards, the lifting cylinder 87 directly above the accommodation box 21 must drive the U-shaped connecting frame 88 and the clamping jaw cylinder 89 to move downwards in advance because the metal pipe can possibly bounce accidentally when moving upwards from between the two pressing blocks 221, until the two clamping jaws of the clamping jaw cylinder 89 respectively enter into the two avoidance notches 212, the clamping jaw cylinder 89 in a opening state plays a limiting role on the metal pipe, when the metal pipe is accepted by the first guide inclined planes 2211 of the two pressing blocks 221, the lifting cylinder 87 drives the cylinder 89 to move upwards, then the servo motor 85 drives the rotating piece 86 to rotate 180 degrees, the positions of the two cylinder 89 are allowed, the clamping cylinder 89 stops working, the metal pipe can just drop into the inner bottom of the metal pipe collecting frame 7, and the abrasion of the inner bottom of the metal pipe can be reduced, and the abrasion of the inner bottom of the metal pipe can be just spread into the collecting frame 7.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.

Claims (10)

1. A metal tube punching and tapping device, characterized by comprising: the workbench (1), the top of the workbench (1) is provided with a turntable (11), the turntable (11) is provided with a plurality of detachable metal tube clamping jigs (2), a driving system for driving the turntable (11) to rotate step by step is arranged in the workbench (1),
a feeding mechanism (3) for feeding the metal tube to the metal tube clamping jig (2),
a pressing mechanism (4) for pressing the metal tube into the metal tube clamping jig (2),
a punching mechanism (5), wherein the punching mechanism (5) comprises a double-hole drill (51) and a first lifting driving assembly (52) for driving the double-hole drill (51) to lift,
a tapping mechanism (6), wherein the tapping mechanism (6) comprises a double-rod tapping device and a second lifting driving assembly for driving the double-rod tapping device to lift,
a collecting frame (7), and
a blanking mechanism (8) for conveying the metal pipe in the metal pipe clamping jig (2) into the collecting frame (7),
the feeding mechanism (3), the pressing mechanism (4), the first lifting driving assembly (52), the second lifting assembly and the discharging mechanism (8) are sequentially arranged along the rotating direction of the rotary table (11), and the collecting frame (7) is located beside the discharging mechanism (8).
2. The metal tube piercing tapping device as set forth in claim 1, wherein: the metal tube clamping jig (2) comprises a containing box (21), a containing groove (211) for containing a metal tube is formed in the top of the containing box (21), the groove width of the containing groove (211) is matched with the outer diameter of the metal tube, two long side walls of the containing box (21) are provided with avoiding grooves (212), and
two elastic pressing components (22) for pressing the pipe orifice of the metal pipe,
the accommodating box (21) is detachably arranged on the rotary table (11), and two elastic pressing assemblies (22) are respectively arranged on two short side walls of the accommodating box (21).
3. The metal tube piercing tapping device as defined in claim 2, wherein: the elastic pressing component (22) comprises a pressing block (221), a first guide inclined plane (2211) is arranged at the top of the pressing block (221), two symmetrically arranged guide rods (222) are arranged at the back of the pressing block (221),
two return springs (223), and
a first synchronization plate (224),
the pressing block (221) is located in the accommodating groove (211), two guide seats (213) which are in sliding fit with the guide rods (222) are arranged on the side walls of the two short sides of the accommodating box (21), the first synchronizing plate (224) is connected with the tail ends of the two guide rods (222), the two return springs (223) are respectively sleeved on the two guide rods (222), and two ends of the return springs (223) are respectively fixedly connected with the first synchronizing plate (224) and the corresponding guide seats (213).
4. A metal tube piercing tapping unit as set forth in claim 3, wherein: two symmetrically arranged and detachable guide pieces (23) are arranged on the avoidance groove opening (212), and a second guide inclined plane (231) is arranged on one side wall of the guide piece (23) facing the accommodating groove (211).
5. The metal tube piercing tapping device as set forth in claim 1, wherein: the feeding mechanism (3) comprises a feeding hopper (31),
the H-shaped bracket (32), a discharging air cylinder (33) which is horizontally arranged is arranged on the H-shaped bracket (32), a second synchronous plate (34) which is vertically arranged in the extending direction of the discharging air cylinder (33) is arranged at the output end of the discharging air cylinder (33), two baffle rods (341) which are symmetrically arranged are arranged on the second synchronous plate (34), the baffle rods (341) are parallel to the extending direction of the output end of the discharging air cylinder (33),
the discharging material pipe (35), the discharging material pipe (35) is Z-shaped, two first sliding stabilizing seats (351) which are symmetrically arranged are arranged on the side wall of the discharging material pipe (35) close to the bottom,
the feeding hopper (31) is fixedly connected with the upper end of the H-shaped support (32), the discharging material pipe (35) is communicated with the bottom of the feeding hopper (31), and the two baffle rods (341) are respectively arranged in the two first sliding stable seats (351) in a sliding mode and used for blocking the metal pipe in the discharging material pipe (35).
6. The metal tube piercing tapping device as defined in claim 5, wherein: the feeding mechanism (3) further comprises two anti-blocking components (36) which are respectively arranged on the side walls of the two bottom ends of the feeding hopper (31), a feeding port of the discharging material pipe (35) is positioned between the two anti-blocking components (36), the anti-blocking components (36) comprise an anti-blocking cylinder (361), a third synchronous plate (362), a synchronous rod (363), a fourth synchronous plate (364) and two upper ejector rods (365), the anti-blocking cylinder (361) is arranged on the side wall of the bottom end of the feeding hopper (31), two second sliding stabilizing seats (311) which are symmetrically arranged are arranged on the side wall of the bottom end of the feeding hopper (31) and are positioned beside the anti-blocking cylinder (361), the two upper ejector rods (365) are respectively arranged in the two second sliding stabilizing seats (311) in a sliding mode, the third synchronous plate (362) is fixedly connected with the tail ends of the two upper ejector rods (365), the synchronous rod (363) is arranged on the back of the third synchronous plate (362), the fourth synchronous plate (361) is connected with the tail ends of the four synchronous plates (361) in a connecting mode, and the output ends of the anti-blocking rods (363) are connected with the output ends of the synchronous rod (361) of the two upper ejector rods (363) and the synchronous rods (363) are arranged in parallel to the directions of the output ends of the cylinder (363).
7. The metal tube piercing tapping device as set forth in claim 1, wherein: the pressing mechanism (4) comprises a first L-shaped bracket (41),
depressing the push rod (42), and
a pressing block (43),
the first L-shaped support (41) is fixedly connected with the workbench (1), the lower pressure pushing rod (42) is vertically connected to the top of the first L-shaped support (41), and the lower pressing block (43) is fixedly connected with the output end of the lower pressure pushing rod (42).
8. The metal tube piercing tapping device as set forth in claim 1, wherein: the first lifting drive assembly (52) comprises a second L-shaped bracket (521),
lifting the electric push rod (522),
u-shaped mounting frame (523), and
two auxiliary positioning components (524) for positioning the metal tube in the metal tube clamping fixture (2),
the second L-shaped support (521) is fixedly connected with the workbench (1), the lifting electric push rod (522) is vertically connected to the top of the second L-shaped support (521), the U-shaped mounting frame (523) is fixedly connected with the output end of the lifting electric push rod (522), the two auxiliary positioning assemblies (524) are symmetrically arranged on the two side walls of the double-hole drill (51), and the second lifting driving assembly and the first lifting driving assembly (52) are identical in structure.
9. The metal tube piercing tapping device as set forth in claim 8, wherein: the auxiliary positioning component (524) comprises an auxiliary slide bar (5241), the top and the bottom of the auxiliary slide bar (5241) are respectively provided with a limiting block (5242) and a collision block (5243),
a connecting block (5244), the top of the connecting block (5244) is provided with a slide hole, and
a limit spring (5245),
the auxiliary slide bar (5241) is vertically arranged in the slide hole in a sliding way, the limiting spring (5245) is sleeved at the upper end of the auxiliary slide bar (5241), and two ends of the limiting spring (5245) are fixedly connected with the limiting block (5242) and the connecting block (5244) respectively.
10. The metal tube piercing tapping device as defined in claim 2, wherein: the blanking mechanism (8) comprises a third L-shaped bracket (81),
an electric push rod (82) is jacked up,
an upper top block (83),
a vertical frame (84), the upper end of the vertical frame (84) is provided with a mounting groove (841), the top of the vertical frame (84) is provided with a coupling seat (842),
a servo motor (85),
a rotating member (86), a rotating shaft (861) arranged vertically to the bottom center of the rotating member (86), and
two lifting cylinders (87), a U-shaped connecting frame (88) is arranged at the output end of the lifting cylinder (87), a clamping jaw cylinder (89) is arranged in the U-shaped connecting frame (88),
third L type support (81) and workstation (1) fixed connection to third L type support (81) are located under carousel (11), it is vertical setting in the top below of third L type support (81) to go up top electric putter (82), go up the output fixed connection of kicking block (83) and top electric putter (82), be equipped with on carousel (11) a plurality of along its direction of rotation setting and go up perforation (111) that kicking block (83) passed, the bottom of holding box (21) is equipped with notch (214) that go up kicking block (83) and pass, grudging post (84) are located the side of carousel (11), servo motor (85) are vertical setting in mounting groove (841) to the output of servo motor (85) is connected with the bottom transmission of shaft coupling seat (842), pivot (861) are the top transmission of symmetry setting at rotation piece (86) and two lift cylinders (87) are vertical setting.
CN202310599274.6A 2023-05-25 2023-05-25 Metal tube punching and tapping device Withdrawn CN116810389A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310599274.6A CN116810389A (en) 2023-05-25 2023-05-25 Metal tube punching and tapping device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310599274.6A CN116810389A (en) 2023-05-25 2023-05-25 Metal tube punching and tapping device

Publications (1)

Publication Number Publication Date
CN116810389A true CN116810389A (en) 2023-09-29

Family

ID=88123179

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310599274.6A Withdrawn CN116810389A (en) 2023-05-25 2023-05-25 Metal tube punching and tapping device

Country Status (1)

Country Link
CN (1) CN116810389A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117340369A (en) * 2023-12-06 2024-01-05 河北邯旺不锈钢制品有限公司 Automatic tapping machine for bolt production

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117340369A (en) * 2023-12-06 2024-01-05 河北邯旺不锈钢制品有限公司 Automatic tapping machine for bolt production

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