CN104520041B

CN104520041B - Automatic floating tapping machine

Info

Publication number: CN104520041B
Application number: CN201480001686.4A
Authority: CN
Inventors: 宫鹤
Original assignee: Huian County Chang Rui Hardware Products Co Ltd
Current assignee: Haimen he d Intellectual Property Service Co. Ltd.
Priority date: 2013-01-15
Filing date: 2014-01-14
Publication date: 2017-05-24
Anticipated expiration: 2034-01-14
Also published as: CN104520041A; CN103111692A; WO2014111003A1; CN103111692B

Abstract

An automatic floating tapping machine comprises a tapping machine (1), a hydraulic device (2), a floating clamping mold (3), a vibration feeding machine (4) and a controller (5). The problem that centers of a three-way workpiece and a tapping cutter (43) are needed to be calibrated is solved by using the floating clamping mold (3) to calibrate the centers thereof. The three-way workpiece is clamped on a tapping position of a fixing clamp (12) with the hydraulic device (2) and the floating clamping mold (3), and is fixedly sucked to the tapping position of the fixing clamp (12) with a magnetic sucking device (19). The problem that the workpiece is easily deformed due to an over-large mechanical clamping force is solved, the automatic tapping for the three-way workpiece is achieved, and the production efficiency of tapping the three-way workpiece is improved.

Description

Automatic floating tapping device

Technical field

The present invention relates to a kind of tapping device, particularly a kind of automatic floating tapping device for threeway workpiece.

Background technology

A kind of panel radiator is manufactured, it is necessary to use a kind of threeway workpiece, threeway workpiece needs tapping, school is needed during tapping To threeway workpiece and the center of tapping knife, simultaneously as the thinner thickness of threeway workpiece, rigid inadequate, using mechanical system It is easily deformed during clamping, singly takes the method for mechanical grip to be difficult to threeway Workpiece clamping, one kind can be with automatic Proofreading threeway work The center of part and tapping knife and it is provided with the automatic floating tapping device of magnetic force locking device and has turned into the need of threeway Workpiece tapping Will.

The content of the invention

The purpose of the present invention is to overcome the deficiencies in the prior art, there is provided a kind of automatic floating tapping dress for threeway workpiece Put, for the tapping of threeway workpiece, improve the production efficiency of threeway Workpiece tapping.The technical solution adopted in the present invention is：From Dynamic floating tapping device includes tooth machining unit, hydraulic means, floating clamping mechanism mould, vibrations feeder and controller；Tooth machining unit Including organic block, main motor and tapping power head, main motor and tapping power head are fixedly connected with support；Hydraulic means bag Magnetic valve and oil cylinder are included, oil cylinder is provided with flexible pipe and is connected with magnetic valve；Floating clamping mechanism mould include mold base, geometrical clamp, Activity folder, guide holder and the axis of guide, geometrical clamp, oil cylinder and guide holder are fixedly connected with mold base, and mold base is moved with support It is connected, one end of the axis of guide is fixedly connected with the piston rod of oil cylinder, the other end of the axis of guide is fixedly connected with activity folder；Attack Tooth unit head is provided with upper stroke switch and lower stroke switch；Mold base is provided with magnetic force locking device, and magnetic force locking device includes There are magnetic conductor, rotary magnetic core, rotary magnetic core includes N poles and S poles, non-magnetizer, rotary magnetic are provided between N poles and S poles 23 Core is provided with rotating shaft, and mold base is provided with bearing, and rotating shaft is dynamic with the bearing of mold base to be connected, and mold base is provided with regulation motor, turns Axle is connected with the motor shaft of regulation motor；Vibrations feeder includes charging basket and vibrations feed device, vibrations feed device Discharging opening is connected with the workpiece entrance of geometrical clamp, and the workpiece outlet of geometrical clamp is connected with blow tank；Fixation is folded with tapping and approaches Switch, the automatic screw for controlling automatic floating tapping device work, controller be provided with control line and main motor, magnetic valve, Upper stroke switch, lower stroke switch, regulation motor, tapping proximity switch and vibrations feed device connection.

During work, will treat that the threeway workpiece of tapping is put into the charging basket of vibrations feeder, by the automatic conversion of controller Switch starts automatic floating tapping device into workflow is automatically controlled, and controller control vibrations feed device is by first three Logical workpiece is sent to the tapping station of geometrical clamp by discharging opening, and after threeway workpiece enters the tapping station of geometrical clamp, tapping is close to open Close its signal transmission to controller, controller controls the electromagnetic valve work of hydraulic means, by the work of solenoid valve control oil cylinder Stopper rod promotes the activity of floating clamping mechanism mould to press from both sides threeway Workpiece clamping on the tapping station of geometrical clamp, and threeway workpiece is clamped Afterwards, controller controls to adjust motor and rotates, and drives the rotary magnetic core of magnetic force locking device to rotate using regulation motor rotation, makes The N poles of rotary magnetic core are located at the left side of rotary magnetic core, make the S poles of rotary magnetic core positioned at the right of rotary magnetic core, make the magnetic line of force by N Pole makes rotary magnetic core produce magnetic attraction to threeway workpiece by returning to S poles after threeway workpiece, increases the stabilization of threeway workpiece Property, improve the quality of tapping；After threeway workpiece is sucked by rotary magnetic core, under the tapping power head rotation of controller control tooth machining unit OK；Tapping knife touch threeway workpiece whne tapping hole when, be connected because mold base and support are dynamic, floating clamping mechanism mould It is fixed on mold base, therefore tapping knife rotation forces floating clamping mechanism mould is moved, and makes the center for treating tapping hole of threeway workpiece Moved to the center of tapping knife, make the center of the center for the treating tapping hole alignment tapping knife of threeway workpiece, tapping is utilized to reach Knife automatic Proofreading threeway workpiece treats the purpose at tapping hole center；Tapping knife automatic Proofreading threeway workpiece after behind the center of tapping hole, The rotary chuck drive tapping knife rotation of tapping power head is descending to treat the tapping of tapping hole in threeway workpiece；Tapping power head tapping After in place, lower stroke switch transmits a signal to controller, and controller control tapping power head rises reset, on tapping power head After being raised to upper stroke switch, by its signal transmission to controller, controller control tapping power head stops rising upper stroke switch； Meanwhile, the magnetic valve commutation of controller control hydraulic means, solenoid valve control oil cylinder drive activity folder reset pine folder；Meanwhile, control Device processed controls to adjust motor and drives the rotary magnetic core of magnetic force locking device to rotate reset, the N poles of rotary magnetic core is located at rotary magnetic The top of core, makes the S poles of rotary magnetic core be located at the following of rotary magnetic core, the magnetic line of force is returned to S poles by magnetic conductor by N poles, makes Rotary magnetic core loses magnetic attraction to threeway workpiece；After regulation motor is rotated magnetic core rotation reset, controller control vibrations The threeway workpiece of second is sent to feed device the tapping station of geometrical clamp by discharging opening, and the threeway workpiece of second will be located at First threeway workpiece of tapping station shifts the workpiece outlet of geometrical clamp onto, and first threeway workpiece of tapping is exported by workpiece And blow tank is flowed in the hopper below blow tank；After second threeway workpiece enters the tapping station of geometrical clamp, in repetition Process is stated, so constantly circulation, automatic screw is carried out to threeway workpiece using automatic floating tapping device.

The beneficial effects of the invention are as follows：Automatic floating tapping device includes tooth machining unit, hydraulic means, floating clamping mechanism mould Tool, vibrations feeder and controller；Using floating clamping mechanism mould check and correction threeway workpiece and the center of tapping knife, threeway is solved Workpiece needs the problem at check and correction center with tapping knife；Using hydraulic means and floating clamping mechanism mould by threeway Workpiece clamping in solid The tapping station of clamp, meanwhile, threeway workpiece is sucked into tapping station in geometrical clamp using magnetic force locking device, solve machinery Clamping force crosses the problem that full three links workpiece is easily deformed, and implements the automation tapping of threeway workpiece, improves threeway workpiece and attacks The production efficiency of tooth.

Brief description of the drawings

Fig. 1 is the structural representation of automatic floating tapping device；

Fig. 2 is the partial top view of Fig. 1.

Specific embodiment

The present invention is further detailed below in conjunction with the accompanying drawings：

The partial top view of the automatic floating tapping device structural representation shown in Fig. 1 and Fig. 1 shown in Fig. 2, automatic floating Dynamic tapping device includes tooth machining unit 1, hydraulic means 2, floating clamping mechanism mould 3, vibrations feeder 4 and controller 5；Tooth machining unit 1 includes organic block 6, main motor 7 and tapping power head 8, and main motor 7 and tapping power head 8 are fixedly connected with support 6, attack Tooth unit head 8 is connected with rotary chuck 41, and rotary chuck 41 is fixedly connected with tapping knife 43；Hydraulic means 2 includes magnetic valve 9 And oil cylinder 10, oil cylinder 10 is provided with flexible pipe and is connected with magnetic valve 9；Floating clamping mechanism mould 3 include mold base 11, geometrical clamp 12, Activity folder 13, guide holder 14 and the axis of guide 15, geometrical clamp 12, oil cylinder 10 and guide holder 14 are fixedly connected with mold base 11, Mold base 11 is dynamic with support 6 to be connected, and one end of the axis of guide 15 is fixedly connected with the piston rod 16 of oil cylinder 10, the axis of guide 15 The other end is fixedly connected with activity folder 13；Tapping power head 8 is provided with upper stroke switch 17 and lower stroke switch 18；Mold base 11 Chute 46 is provided with, activity folder 13 is dynamic with chute 46 to be connected；Mold base 11 is provided with magnetic force locking device 19, magnetic force locking device 19 include magnetic conductor 20, rotary magnetic core 21, and rotary magnetic core 21 includes N poles 22 and S poles 23, set between N poles 22 and S poles 23 There is non-magnetizer 24 to separate, rotary magnetic core 21 is provided with rotating shaft 25, mold base 11 is provided with the bearing of bearing, rotating shaft 25 and mold base 11 Dynamic to be connected, mold base 11 is provided with regulation motor 26, and rotating shaft 25 is connected with the motor shaft of regulation motor 26, is sucked using magnetic force Device 19 sucks on the tapping station 42 of geometrical clamp 12 threeway workpiece；Vibrations feeder 4 includes charging basket 27 and vibrations Feed device 28, the discharging opening 29 for shaking feed device 28 is connected with the workpiece entrance 30 of geometrical clamp 12, the workpiece of geometrical clamp 12 Outlet 31 is connected with blow tank 32；Geometrical clamp 12 is provided with tapping proximity switch 44, for control automatic floating tapping device from Dynamic tapping work；Controller 5 is provided with control line with main motor 7, magnetic valve 9, upper stroke switch 17, lower stroke switch 18, regulation Motor 26, tapping proximity switch 44 and vibrations feed device 28 are connected, and controller 5 is provided with automatic change-over 45, for controlling Automatic floating tapping device entrance processed automatically controls tapping program.

In order to implement the dynamic mating connection of mold base 11 and support 6 and reach tapping knife center is automatically adjusted with threeway workpiece Purpose, floating clamping mechanism mould 3 is provided with floating connection set 33, and floating connection set 33 is fixedly connected with support 6, and floating connection covers 33 It is dynamic with mold base 11 to be connected；Floating connection set 33 is provided with screw 34 and is fixedly connected with support 6；Mold base 11 is provided with floating and connects Hole 35 is connect, floating connection set 33 includes flange head 36 and external cylindrical surface 37, between floating connection hole 35 and external cylindrical surface 37 Lateral clearance 38 is left, axial clearance 39 is left between the upper surface of mold base 11 and the lower surface of flange head 36；External cylindrical surface Aperture of 37 external diameter less than floating connection hole 35.

In order that the magnetic line of force of the rotary magnetic core 21 of magnetic force locking device 19 can make rotation by the threeway workpiece of steel Magnetic core 21 produces attraction to threeway workpiece, it is characterised in that：Described magnetic force locking device 19 is fixedly connected with mold base 11, The axis of the rotary magnetic core 21 of magnetic force locking device 19 is parallel with horizontal line, and rotary magnetic core 21 is located at the lower section of geometrical clamp 12.

In order to reduce interference of the magnet body to the magnetic field of rotary magnetic core 21, it is characterised in that：Described magnetic force locking device 19 Magnetic conductor 20 and mold base 11 be provided with non-ferromagnetic separation layer 40, separation layer 40 has stainless steel, aluminium alloy or copper alloy system Make；Geometrical clamp 12 and activity folder 13 by non-ferromagnetic material manufacture, non-ferromagnetic material include stainless steel, aluminium alloy or Copper alloy.

Claims

1. automatic floating tapping device, includes tooth machining unit, hydraulic means, floating clamping mechanism mould, vibrations feeder and control Device；Tooth machining unit includes organic block, main motor and tapping power head, and main motor and tapping power head are fixedly connected with support； Hydraulic means includes magnetic valve and oil cylinder, and oil cylinder is provided with flexible pipe and is connected with magnetic valve；Floating clamping mechanism mould includes mould Seat, geometrical clamp, activity folder, guide holder and the axis of guide, geometrical clamp, oil cylinder and guide holder are fixedly connected with mold base, mould Seat is dynamic with support to be connected, and one end of the axis of guide is fixedly connected with the piston rod of oil cylinder, and the other end and the activity of the axis of guide are pressed from both sides It is fixedly connected；Tapping power head is provided with upper stroke switch and lower stroke switch；Mold base is provided with magnetic force locking device, and magnetic force is inhaled Tight device includes magnetic conductor, rotary magnetic core, and rotary magnetic core includes N poles and S poles, non-leading is provided between N poles and S poles (23) Magnet, rotary magnetic core is provided with rotating shaft, and mold base is provided with bearing, and rotating shaft is dynamic with the bearing of mold base to be connected, and mold base is provided with Regulation motor, rotating shaft is connected with the motor shaft of regulation motor；Vibrations feeder includes charging basket and vibrations feed device, vibrations The discharging opening of feed device is connected with the workpiece entrance of geometrical clamp, and the workpiece outlet of geometrical clamp is connected with blow tank；Fixed sandwiched There is tapping proximity switch, the automatic screw for controlling automatic floating tapping device works, and controller is provided with control line with main electricity Mechanical, electrical magnet valve, upper stroke switch, lower stroke switch, regulation motor, tapping proximity switch and vibrations feed device connection；

It is characterized in that：The operation principle of described automatic floating tapping device is：During work, will treat that the threeway workpiece of tapping is put Enter to shake in the charging basket of feeder, entered by the automatic change-over startup automatic floating tapping device of controller and automatically controlled First threeway workpiece is sent to workflow, controller control vibrations feed device the tapping station of geometrical clamp by discharging opening, After threeway workpiece enters the tapping station of geometrical clamp, tapping proximity switch is by its signal transmission to controller, controller control liquid The electromagnetic valve work of pressure device, the activity for promoting floating clamping mechanism mould by the piston rod of solenoid valve control oil cylinder is pressed from both sides threeway work Part is clamped on the tapping station of geometrical clamp, and after threeway workpiece is clamped, controller controls to adjust motor and rotates, using regulation electricity The rotary magnetic core that machine rotates to drive magnetic force locking device is rotated, and makes the N poles of rotary magnetic core positioned at the left side of rotary magnetic core, makes rotation The S poles for turning magnetic core are located at the right of rotary magnetic core, make the magnetic line of force by N poles by returning to S poles after threeway workpiece, make rotary magnetic core pair Threeway workpiece produces magnetic attraction, increases the stability of threeway workpiece, improves the quality of tapping；Threeway workpiece is by rotary magnetic wicking After tight, the tapping power head rotation of controller control tooth machining unit is descending；Tapping knife touch threeway workpiece whne tapping hole when, Because mold base and the dynamic mating connection of support, therefore tapping knife rotation forces floating clamping mechanism mould are moved, make treating for threeway workpiece The center in tapping hole is moved to the center of tapping knife, makes the center of the center for the treating tapping hole alignment tapping knife of threeway workpiece, with Reach the purpose that tapping hole center is treated using tapping knife automatic Proofreading threeway workpiece；The waiting of tapping knife automatic Proofreading threeway workpiece is attacked Behind Ya Kong centers, the rotary chuck drive tapping knife rotation of tapping power head is descending to treat the tapping of tapping hole in threeway workpiece；Attack Agomphiasis power first tap tooth in place after, lower stroke switch transmits a signal to controller, and controller control tapping power head rises and resets, After tapping power head rises to upper stroke switch, upper stroke switch by its signal transmission to controller, move by controller control tapping Power head stops rising；Meanwhile, the magnetic valve commutation of controller control hydraulic means, solenoid valve control oil cylinder drive activity folder resets Song Jia；Meanwhile, controller controls to adjust motor and drives the rotary magnetic core of magnetic force locking device to rotate reset, makes the N of rotary magnetic core Pole is located at the top of rotary magnetic core, the S poles of rotary magnetic core is located at the following of rotary magnetic core, makes the magnetic line of force by N poles by magnetic conduction Body returns to S poles, rotary magnetic core is lost magnetic attraction to threeway workpiece；After regulation motor is rotated magnetic core rotation reset, control Second threeway workpiece is sent to device control vibrations feed device processed the tapping station of geometrical clamp, second threeway work by discharging opening First threeway workpiece that part will be located at tapping station shift the workpiece outlet of geometrical clamp onto, first threeway workpiece of tapping by Workpiece is exported and blow tank is flowed in the hopper below blow tank；Second threeway workpiece enters the tapping station of geometrical clamp Afterwards, said process is repeated, so constantly circulation, automatic screw is carried out to threeway workpiece using automatic floating tapping device.