CN111283216A - Turning method and equipment for neodymium iron boron magnet - Google Patents

Turning method and equipment for neodymium iron boron magnet Download PDF

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Publication number
CN111283216A
CN111283216A CN202010165857.4A CN202010165857A CN111283216A CN 111283216 A CN111283216 A CN 111283216A CN 202010165857 A CN202010165857 A CN 202010165857A CN 111283216 A CN111283216 A CN 111283216A
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China
Prior art keywords
conveying
plate
oil cylinder
workpiece
feeding
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CN202010165857.4A
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Chinese (zh)
Inventor
高鑫斌
沈杭杰
费敏
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高鑫斌
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Priority to CN202010165857.4A priority Critical patent/CN111283216A/en
Publication of CN111283216A publication Critical patent/CN111283216A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B1/00—Methods for turning or working essentially requiring the use of turning-machines; Use of auxiliary equipment in connection with such methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B23/00—Tailstocks; Centres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, 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
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, 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
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, 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
    • B23Q7/00—Arrangements 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, 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
    • B23Q7/00—Arrangements 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
    • B23Q7/003—Cyclically moving conveyors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
    • B65G17/06—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface having a load-carrying surface formed by a series of interconnected, e.g. longitudinal, links, plates, or platforms
    • B65G17/067—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface having a load-carrying surface formed by a series of interconnected, e.g. longitudinal, links, plates, or platforms the load carrying surface being formed by plates or platforms attached to more than one traction element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
    • B65G23/02—Belt- or chain-engaging elements
    • B65G23/04—Drums, rollers, or wheels
    • B65G23/06—Drums, rollers, or wheels with projections engaging abutments on belts or chains, e.g. sprocket wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
    • B65G23/22—Arrangements or mountings of driving motors

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Machine Tool Units (AREA)

Abstract

The invention relates to the field of neodymium iron boron processing. A turning device for a neodymium iron boron magnet comprises a feeding device, a conveying device and a turning platform; the feeding device is used for feeding the workpieces to be processed onto the conveying device; one end of the conveying device is connected to the feeding device, the other end of the conveying device is connected to the turning platform, and the discharge end of the conveying device is a turning station; the turning platform is provided with a tail positioning device, a head rotating device and a feed device; the tail positioning device and the head rotating device are respectively arranged on two sides of the discharge end of the conveying device, the tail positioning device is used for positioning the tail of the workpiece to be machined, and the head rotating device is used for rotating the workpiece to be machined; the feed device is used for turning the workpiece to be machined which is positioned on the conveying device. The invention has the advantages that the feeding device sequentially feeds the workpieces one by one, the conveying device sequentially arranges the workpieces in the conveying track, the workpiece fixing component at the front end of the conveying device fixes the workpieces, and the head rotating device rotates the workpieces.

Description

Turning method and equipment for neodymium iron boron magnet
Technical Field
The invention relates to the field of neodymium iron boron machining, in particular to a turning device for a neodymium iron boron magnet.
Background
The prior neodymium iron boron turning equipment, for example, a through type neodymium iron boron grinding machine disclosed in the chinese utility model patent with publication number CN204149009U (published as 2015.02.11), comprises a bottom plate, a grinding jig fixed on the bottom plate, a grinding wheel and a grinding wheel motor matched with the grinding jig, wherein the upper part of the grinding jig is provided with a rack and pinion mechanism for feeding and a driving motor for driving the rack and pinion mechanism, and the upper part of the rack and pinion mechanism is provided with a storage clamp butted with the rack and pinion mechanism; and a gap with the shape matched with that of the finished workpiece is arranged between the grinding wheel and the grinding jig. The utility model discloses a through type neodymium iron boron grinding machine grinding precision is high, and is fast, and the emery wheel is longe-lived, can automatic continuous processing, improves production efficiency and yield, and the debugging is convenient.
However, the above-mentioned neodymium iron boron turning equipment has the following problems: a plurality of workpieces are arranged in the conveying channel at the same time, so that the workpieces are easy to jam and the conveying efficiency is influenced; and secondly, the workpiece cannot rotate, so that the turning is incomplete and the turning effect is poor.
Disclosure of Invention
In order to solve the problems that the conveying efficiency is affected by the clamping of a conveying channel and the turning effect is poor due to the fact that a workpiece cannot rotate in the conventional neodymium iron boron turning equipment, the first purpose of the invention is to provide a feeding device for ordered and single workpieces; a material baffle plate is arranged in the conveying device to block the workpiece; the workpiece can pass through the turning equipment of the neodymium iron boron magnet rotated by the head rotating device.
For the purpose of the invention, the following technical scheme is adopted for implementation:
a turning device for a neodymium iron boron magnet comprises a feeding device, a conveying device and a turning platform; the feeding device is used for feeding the workpieces to be processed onto the conveying device; one end of the conveying device is connected to the feeding device, the other end of the conveying device is connected to the turning platform, and the discharge end of the conveying device is a turning station; the turning platform is provided with a tail positioning device, a head rotating device and a feed device; the tail positioning device and the head rotating device are respectively arranged on two sides of the discharge end of the conveying device and are on the same straight line, the tail positioning device is used for positioning the tail of the workpiece to be machined, and the head rotating device is used for enabling the workpiece to be machined to rotate around the axis; the feed device is arranged on one side, deviating from the conveying device, of the turning platform, the feed device can freely adjust the position of the turning tool, and the feed device is used for turning a workpiece to be machined, which is positioned on the conveying device.
Preferably, the feeding device comprises a feeding frame, a feeding motor, a feeding driving sprocket, a feeding driven sprocket, a chain, a feeding plate, a material hanging plate and a discharging guide plate; the feeding motor and the feeding driving chain wheel are fixedly arranged at the lower part of the feeding frame and are mutually connected; the feeding driven chain wheel is arranged at the upper part of the feeding frame, and the feeding driven chain wheel is connected with the feeding driving chain wheel through a chain; the chain is provided with a feeding plate; the discharge end of the feeding plate is provided with a hanging plate; the left lower part and the right higher part of the hanging plate are obliquely arranged; the discharging guide plate is arranged at the discharging end of the upper part of the feeding frame in a downward inclined mode.
Preferably, the conveying device comprises a conveying base, a supporting plate, a conveying oil cylinder, a sliding plate, a workpiece fixing assembly, a conveying track bottom plate, a conveying left baffle and a conveying right baffle; the left end of the conveying base is fixed on the turning platform; the supporting plate is arranged on the conveying base, a conveying oil cylinder mounting seat is arranged at the right end of the supporting plate, a slide way is arranged at the left part of the supporting plate, the left side and the right side of the slide way are communicated, and a rectangular channel is formed inside the slide way; the conveying oil cylinder is arranged on the conveying oil cylinder mounting seat, a conveying oil cylinder mandrel is arranged on the conveying oil cylinder, and the left end of the conveying oil cylinder mandrel is connected with a sliding plate through a floating joint; the sliding plate is arranged in a cavity of the slideway, the sliding plate slides left and right through the conveying oil cylinder, and a workpiece fixing component is arranged at the left end of the sliding plate; the workpiece fixing assembly comprises a hopper seat, a material receiving block, a movable block and a return spring; the hopper seat is fixedly arranged on the left end surface of the sliding plate; the material receiving block is vertically arranged at the lower part of the left end surface of the hopper seat; the lower end of the movable block is hinged to the left end of the material receiving block, and the right end face of the movable block is an inclined plane and used for pressing a workpiece; the reset spring is arranged between the movable block and the hopper seat and is used for clamping a workpiece between the movable block and the hopper seat; the left end of the conveying track bottom plate is arranged on the slide way, the middle part of the conveying track bottom plate is connected to the conveying oil cylinder mounting seat through a conveying track supporting plate, and the conveying track bottom plate is obliquely arranged to the left; the conveying left baffle and the conveying right baffle are arranged on a conveying track bottom plate, the conveying left baffle and the conveying right baffle are matched with each other to form a conveying material channel with a large opening at the upper end and a small opening at the lower end, a left baffle plate is arranged on the left side of the lower part of the conveying left baffle plate, and the lower end of the left baffle plate is bent inwards; the right baffle plate is arranged on the right side of the lower portion of the conveying right baffle plate, the lower end of the right baffle plate is bent inwards, and the left baffle plate and the right baffle plate are matched with each other to block a workpiece.
Preferably, the conveying base is provided with an adjusting hand wheel, the upper part of the adjusting hand wheel is fixed on the supporting plate, and the adjusting hand wheel is used for adjusting the distance between the supporting plate and the conveying base; the left end of the conveying track bottom plate is arranged on the slide way through an adjusting plate, the middle part of the conveying track bottom plate is hinged with the conveying track supporting plate, and the adjusting plate is used for adjusting the inclination angle of the conveying track bottom plate; the upper end of the right conveying baffle is provided with a photoelectric switch connecting seat which is L-shaped, the upper end of the photoelectric switch connecting seat is provided with a photoelectric switch, and the photoelectric switch is used for detecting the time when a workpiece passes through.
Preferably, the tail positioning device comprises a tailstock, a tail positioning oil cylinder, a sliding sleeve and an ejector pin; the tailstock is fixed on the turning platform, the rear side edge of the tailstock is positioned and guided through the guide strip, a through hole penetrating through the tailstock from left to right is formed in the upper part of the tailstock, and an oil cup is arranged at the top of the tailstock; the tail positioning oil cylinder is arranged on the upper part of the right side of the tailstock through a tail positioning oil cylinder mounting frame, two proximity switches are arranged on the tail positioning oil cylinder mounting frame, a tail positioning oil cylinder mandrel is arranged on the tail positioning oil cylinder, a tail switch contact is arranged on the left side of the tail positioning oil cylinder mandrel and is arranged between the two proximity switches, and the left end of the tail positioning oil cylinder mandrel is connected with a T-shaped movable joint; the left end of the T-shaped movable joint is connected with a sliding sleeve; the sliding sleeve is slidably arranged in a through hole in the upper part of the tailstock, guide sleeves are arranged at the left end and the right end of the sliding sleeve, and a thimble is arranged at the left end of the sliding sleeve; the left end of the thimble is used for positioning the tail part of the workpiece.
Preferably, the head rotating device comprises a head rotating motor, a transmission box, a main shaft, a taper shank, a positioning rotating shaft, a material pushing oil cylinder and a material pushing push rod; the head rotating motor is arranged in the turning platform through a head rotating motor mounting frame, and a driving wheel is arranged at the left end of the head rotating motor; the transmission case is arranged on the turning platform, is of a hollow structure, and is provided with through holes at the left side and the right side; the main shaft is arranged in the transmission box and penetrates through the left side and the right side of the main shaft, the main shaft is a hollow shaft, a driven wheel is arranged on the left side of the main shaft, and the driven wheel is connected with the driving wheel; the right end of the main shaft is connected with a taper shank; the taper shank is arranged in the cavity of the main shaft, the taper shank is conical and is a hollow shaft, and a plurality of clamping blocks are arranged at the right end of the taper shank; the positioning rotating shaft is fixed in the cavity of the taper shank through a clamping block, and a positioning mandrel is arranged at the right end of the positioning rotating shaft; the pushing oil cylinder is installed on the turning platform through a pushing oil cylinder installation seat, the pushing oil cylinder installation seat is arranged on the left side of the transmission case, a pushing oil cylinder rod is arranged on the pushing oil cylinder, a first connecting plate is fixedly arranged at the right end of the pushing oil cylinder rod, the first connecting plate is vertically arranged, and the upper end and the lower end of the first connecting plate are respectively connected with a pushing push rod; the middle part of the material pushing push rod is arranged on the transmission case, the right ends of the upper material pushing push rod and the lower material pushing push rod are connected through a second connecting plate, a through hole is formed in the middle of the second connecting plate, and the taper shank penetrates through the through hole.
Preferably, an oil pointer is arranged on the rear side surface of the transmission case; the material returning switch mounting frame is arranged on the front side surface of the transmission case, and two material pushing proximity switches are arranged at the left end of the material returning switch mounting frame; the middle part of the front side surface of the first connecting plate is provided with a material pushing contact; a bearing spacer bush is sleeved on the part of the main shaft in the transmission case, bearings are arranged at the left end and the right end of the bearing spacer bush, and a driven wheel spacer bush is arranged between a driven wheel at the left end of the main shaft and the transmission case; the right end of the second connecting plate is provided with a fixing sleeve.
Preferably, the feed device comprises an X-direction module, a Y-direction module and a tool rest; the X-direction module comprises an X-direction oil cylinder, an X-direction sliding plate, a feed bottom plate, an X-direction limiting seat and an X-direction adjusting screw rod; the X-direction oil cylinder is fixedly arranged on the turning platform through an X-direction oil cylinder mounting seat, an X-direction proximity switch seat is arranged on the side surface of the X-direction oil cylinder mounting seat, the X-direction proximity switch seat is L-shaped, and an X-direction proximity switch is arranged at the front end of the upper part of the X-direction proximity switch seat; an X-direction oil cylinder mandrel is arranged on the X-direction oil cylinder, an X-direction floating joint is arranged at the right end of the X-direction oil cylinder mandrel and connected to the left end of the X-direction sliding plate; the X-direction sliding plate is slidably arranged on the feed bottom plate through an X-direction sliding rail; the feed bottom plate is fixedly arranged on the turning platform; an X-direction contact seat is arranged on the left side of the upper part of the X-direction sliding plate, and an X-direction contact point is arranged at the left end of the X-direction contact seat; the right end of the X-direction sliding plate is connected with an X-direction adjusting screw rod; the X-direction adjusting screw is arranged on the X-direction limiting seat, and a positioning strip is arranged at the bottom of the X-direction limiting seat.
Preferably, the Y-direction module comprises a Y-direction oil cylinder, a Y-direction sliding plate and a Y-direction sliding rail; the Y-direction oil cylinder is fixedly arranged on the X-direction sliding plate through a Y-direction oil cylinder mounting seat, and the front end of the Y-direction oil cylinder is connected with the Y-direction sliding plate; two Y-direction slide rails are connected below the Y-direction slide plate; the two Y-direction sliding rails are fixedly arranged on the X-direction sliding plate; the tool rest comprises a Y-direction dovetail block, a tool rest dovetail block, a turning tool, a feed adjusting seat and a feed adjusting screw rod; the Y-direction dovetail block is fixedly arranged on the Y-direction sliding plate and is connected with the tool rest dovetail block; the upper part of the right side of the tool rest dovetail block is fixedly connected with a turning tool, and the rear side of the tool rest dovetail block is connected with a feed adjusting seat; a feed adjusting screw is arranged on the feed adjusting seat; the front end of the feed adjusting screw is connected to the frame dovetail block.
A turning method of a neodymium iron boron magnet adopts the turning equipment of the neodymium iron boron magnet, and comprises the following specific steps:
feeding: the feeding motor drives the feeding driving sprocket, the feeding driving sprocket drives the feeding driven sprocket to operate through the chain, so that the feeding plate on the chain moves the workpiece to be machined upwards, the workpiece to be machined is positioned on the hanging plate, and due to the inclined arrangement of the hanging plate, when the workpiece to be machined moves to the discharging end, the workpiece slides onto the discharging guide plate under the action of gravity and enters the conveying device under the guide of the discharging guide plate;
(II) conveying: the workpiece to be machined falling into the conveying device reaches the left material baffle and the right material baffle through the conveying left baffle and the conveying right baffle, the workpiece to be machined is manually placed on the workpiece fixing assembly, and the workpiece to be machined is clamped on the workpiece fixing assembly through the movable block and the reset spring.
(III) positioning and turning: the tail positioning device drives the ejector pin to move through the tail positioning oil cylinder, the ejector pin is ejected to a workpiece to be machined on the workpiece fixing assembly, the tail of the workpiece to be machined is positioned, then the material pushing oil cylinder pushes the positioning rotating shaft to move until the positioning core shaft is ejected to the head of the workpiece to be machined, then the head rotating motor drives the main shaft to rotate, the workpiece to be machined is made to rotate, the X-direction module and the Y-direction module are adjusted at the same time, and the tool rest is moved to the workpiece to be machined to perform turning.
In conclusion, the feeding device has the technical effects that workpieces are sequentially fed one by one, and the workpieces to be processed enter the conveying device under the action of gravity by obliquely arranging the hanging plates, so that the feeding action is ingeniously realized; the feeding speed can be freely adjusted by adjusting the rotating speed of the feeding motor, so that the requirement of subsequent processing is met. The workpiece falls to the lower part of the conveying device through a left conveying baffle and a right conveying baffle in the conveying device, and the bottom plate of the conveying track can adjust the inclination angle of the bottom plate of the conveying track through an adjusting plate, so that workpieces to be processed with various weights can be conveyed through the bottom plate of the conveying track; the workpiece fixing assembly fixes the workpieces to be processed through the movable block and the return spring, so that the workpieces to be processed with various sizes can be fixed; the tail positioning device positions the tail of the workpiece, the head rotating device positions the head of the workpiece, and the head rotating motor drives the main shaft to rotate after positioning, so that the workpiece to be machined rotates, and subsequent turning action is facilitated. And the feed device turns the workpiece.
Drawings
Fig. 1 is a schematic diagram of an explosive structure of the present invention.
Fig. 2 is a schematic diagram of an exploded structure of the transfer device.
Fig. 3 is an exploded view of the workpiece holding assembly.
Fig. 4 is an exploded view of the tail positioning device.
Fig. 5 is an exploded view of the head rotating device.
Fig. 6 is an exploded view of the feeder apparatus.
Detailed Description
As shown in fig. 1, the turning equipment for the neodymium iron boron magnet comprises a feeding device 1, a conveying device 2 and a turning platform 3; the feeding device 1 is used for feeding workpieces to be processed onto the conveying device 2; one end of the conveying device 2 is connected to the feeding device 1, the other end of the conveying device 2 is connected to the turning platform 3, and the discharging end of the conveying device 2 is a turning station; the turning platform 3 is provided with a tail positioning device 4, a head rotating device 5 and a feed device 6; the tail positioning device 4 and the head rotating device 5 are respectively arranged at two sides of the discharge end of the conveying device 2, the tail positioning device 4 and the head rotating device 5 are on the same straight line, the tail positioning device 4 is used for positioning the tail of a workpiece to be machined, and the head rotating device 5 is used for enabling the workpiece to be machined to rotate around the axis direction; the feed device 6 is arranged on one side, deviating from the conveying device 2, of the turning platform 3, the feed device 6 can freely adjust the position of a turning tool, and the feed device 6 is used for turning a workpiece to be machined, which is well positioned on the conveying device 2.
As shown in fig. 1, the feeding device 1 includes a feeding frame 11, a feeding motor 12, a feeding driving sprocket 13, a feeding driven sprocket 14, a chain 15, a feeding plate 16, a hanging plate 17 and a discharging guide plate 18; the feeding motor 12 and the feeding driving sprocket 13 are fixedly arranged at the lower part of the feeding frame 11, and the feeding motor 12 and the feeding driving sprocket 13 are mutually connected; the feeding driven chain wheel 14 is arranged at the upper part of the feeding frame 11, and the feeding driven chain wheel 14 is connected with the feeding driving chain wheel 13 through a chain 15; the chain 15 is provided with a feeding plate 16; an inclined feeding track is formed among the feeding driving chain wheel 13, the feeding driven chain wheel 14, the chain 15 and the feeding plate 16; the discharge end of the feeding plate 16 is provided with a hanging plate 17; the hanging plate 17 is obliquely arranged with the left lower part and the right higher part, so that the workpiece to be processed can be discharged under the action of gravity conveniently; the discharging guide plate 18 is arranged at the discharging end of the upper part of the charging rack 11 in a downward inclined manner.
During operation, the feeding motor 12 drives the feeding driving sprocket 13 to rotate, the feeding driving sprocket 13 drives the feeding driven sprocket 14 to rotate through the chain 15, so that the feeding plate 16 on the chain 15 moves along with the chain 15, a workpiece to be processed is sent upwards to the discharging end of the feeding frame 11 along the track from the lower part of the feeding frame 11, the workpiece to be processed falls into the discharging guide plate 18 under the action of gravity due to the inclined arrangement of the hanging plate 17, and the workpiece to be processed is guided into the conveying device 2 by the discharging guide plate 18.
The feeding device 1 enables the workpiece to be processed to enter the conveying device 2 under the action of gravity by obliquely arranging the hanging plate 17, so that feeding action is ingeniously realized; the feeding speed can be freely adjusted by adjusting the rotating speed of the feeding motor 12, so that the requirement of subsequent processing is met.
As shown in fig. 1 and 2, the conveying device 2 includes a conveying base 21, a support plate 22, a conveying cylinder 23, a sliding plate 24, a workpiece fixing assembly 25, a conveying rail base plate 26, a conveying left baffle plate 27 and a conveying right baffle plate 28; the left end of the conveying base 21 is fixed on the turning platform 3, an adjusting hand wheel 211 is arranged on the conveying base 21, the upper part of the adjusting hand wheel 211 is fixed on the supporting plate 22, and the adjusting hand wheel 211 is used for adjusting the distance between the supporting plate 22 and the conveying base 21; the supporting plate 22 is installed on the conveying base 21, the right end of the supporting plate 22 is provided with a conveying oil cylinder installation seat 221, the left part of the supporting plate 22 is provided with a slide way 222, the left side and the right side of the slide way 222 are communicated, and a rectangular channel is formed inside the slide way 222; the conveying oil cylinder 23 is arranged on the conveying oil cylinder mounting seat 221, a conveying oil cylinder mandrel 231 is arranged on the conveying oil cylinder 23, and the left end of the conveying oil cylinder mandrel 231 is connected with a sliding plate 24 through a floating joint 232; the sliding plate 24 is arranged in the cavity of the slideway 222, the sliding plate 24 slides left and right through the conveying oil cylinder 23, and the workpiece fixing component 25 is arranged at the left end of the sliding plate 24. As shown in fig. 3, the workpiece fixing assembly 25 includes a hopper base 251, a material receiving block 252, a movable block 253, and a return spring 254. The hopper seat 251 is fixedly arranged on the left end surface of the sliding plate 24; the material receiving block 252 is vertically arranged at the lower part of the left end surface of the hopper seat 251; the lower end of the movable block 253 is hinged to the left end of the material receiving block 252, and the right end face of the movable block 253 is an inclined plane and used for pressing a workpiece; the return spring 254 is arranged between the movable block 253 and the hopper seat 251, and the return spring 254 is used for clamping a workpiece between the movable block 253 and the hopper seat 251; the left end of the conveying track bottom plate 26 is arranged on the slideway 222 through an adjusting plate 262, the middle part of the conveying track bottom plate 26 is connected to the conveying oil cylinder mounting seat 221 through a conveying track supporting plate 261, the middle part of the conveying track bottom plate 26 is hinged with the conveying track supporting plate 261, and the adjusting plate 262 is used for adjusting the inclination angle of the conveying track bottom plate 26; the conveying track bottom plate 26 is obliquely arranged towards the left; the conveying left baffle 27 and the conveying right baffle 28 are arranged on the conveying track bottom plate 26, the conveying left baffle 27 and the conveying right baffle 28 are matched with each other to form a conveying material channel with a large opening at the upper end and a small opening at the lower end, a left material baffle 271 is arranged on the left side of the lower part of the conveying left baffle 27, and the lower end of the left material baffle 271 is bent inwards; the right baffle plate 281 is arranged on the right side of the lower part of the conveying right baffle plate 28, the lower end of the right baffle plate 281 is bent inwards, and the left baffle plate 271 and the right baffle plate 281 are matched with each other to baffle a workpiece. The upper end of the right conveying baffle 28 is provided with a photoelectric switch connecting seat 282, the photoelectric switch connecting seat 282 is L-shaped, the upper end of the photoelectric switch connecting seat 282 is provided with a photoelectric switch 283, and the photoelectric switch 283 is used for detecting the time when a workpiece passes through.
During operation, the adjusting hand wheel 211 is rotated to adjust the height of the supporting plate 22, so that the supporting plate 22 is convenient for subsequent turning; the workpiece to be processed from the feeding device 1 enters a conveying track formed by the conveying left baffle 27 and the conveying right baffle 28, and falls onto the left material baffle 271 and the right material baffle 281 at the lower part; manually placing the workpiece to be machined on the workpiece fixing component 25, and clamping the workpiece to be machined in the workpiece fixing component 25 through the movable block 253 and the return spring 254; the conveying oil cylinder 23 pushes the sliding plate 24, and the sliding plate 24 drives the workpiece fixing assembly 25 at the left end to a turning area for the next action.
The conveying track bottom plate 26 in the conveying device 2 can adjust the inclination angle of the conveying track bottom plate 26 through the adjusting plate 262, so that workpieces to be processed with various weights can be conveyed through the conveying track bottom plate 26; the workpiece fixing assembly 25 fixes the workpiece to be machined through the movable block 253 and the return spring 254, and ensures that workpieces to be machined of various sizes can be fixed.
As shown in fig. 1 and fig. 4, the tail positioning device 4 includes a tail seat 41, a tail positioning cylinder 42, a sliding sleeve 43 and a thimble 44; the tailstock 41 is fixed on the turning platform 3, the rear side edge of the tailstock 41 is positioned and guided through the guide strip 411, a through hole penetrating left and right is formed in the upper part of the tailstock 41, and an oil cup 412 is arranged at the top of the tailstock 41, so that lubricating oil can be added conveniently to lubricate parts inside the tailstock 41; the tail positioning oil cylinder 42 is mounted on the upper part of the right side of the tailstock 41 through a tail positioning oil cylinder mounting frame 421, two proximity switches 422 are arranged on the tail positioning oil cylinder mounting frame 421, a tail positioning oil cylinder mandrel 423 is arranged on the tail positioning oil cylinder 42, a tail switch contact 424 is arranged on the left side of the tail positioning oil cylinder mandrel 423, the tail switch contact 424 is arranged between the two proximity switches 422, and the left end of the tail positioning oil cylinder mandrel 423 is connected with a T-shaped movable joint 425; the left end of the T-shaped movable joint 425 is connected with a sliding sleeve 43; the sliding sleeve 43 is slidably mounted in the through hole at the upper part of the tailstock 41, guide sleeves 431 are arranged at the left end and the right end of the sliding sleeve 43, and a thimble 44 is arranged at the left end of the sliding sleeve 43; the left end of the thimble 44 is used for positioning the tail of the workpiece.
During action, the tail positioning oil cylinder 42 pushes the sliding sleeve 43, the sliding sleeve 43 pushes the thimble 44 at the left end to prop against the tail of the right end of the workpiece to be processed, and the proximity switch 422 is used for controlling the pushing distance of the tail positioning oil cylinder 42.
As shown in fig. 1 and 5, the head rotating device 5 includes a head rotating motor 51, a transmission case 52, a spindle 53, a taper shank 54, a positioning rotating shaft 55, a material pushing cylinder 56 and a material pushing push rod 57; the head rotating motor 51 is arranged in the turning platform 3 through a head rotating motor mounting frame 511, and a driving wheel 512 is arranged at the left end of the head rotating motor 51; the transmission case 52 is arranged on the turning platform 3, the transmission case 52 is of a hollow structure, through holes are formed in the left side and the right side of the transmission case 52, and the oil pointer 521 is arranged on the rear side face of the transmission case 52; a material returning switch mounting rack 522 is arranged on the front side surface of the transmission case 52, and two material pushing proximity switches 523 are arranged at the left end of the material returning switch mounting rack 522; the main shaft 53 is arranged in the transmission case 52, the main shaft 53 penetrates through the left side and the right side of the main shaft 53, the main shaft 53 is a hollow shaft, a driven wheel 531 is arranged on the left side of the main shaft 53, and the driven wheel 531 is connected with the driving wheel 512; a bearing spacer 531 is sleeved on the part of the main shaft 53 in the transmission case 52, bearings 532 are arranged at the left end and the right end of the bearing spacer 531, and a driven wheel spacer 533 is arranged between the driven wheel 531 at the left end of the main shaft 53 and the transmission case 52; the right end of the main shaft 53 is connected with a taper shank 54; the taper shank 54 is arranged in the cavity of the main shaft 53, the taper shank 54 is conical and is a hollow shaft, and a plurality of fixture blocks 541 are arranged at the right end of the taper shank 54; the positioning rotating shaft 55 is fixed in the cavity of the taper shank 54 through a fixture block 541, and a positioning mandrel 551 is arranged at the right end of the positioning rotating shaft 55; the pushing cylinder 56 is mounted on the turning platform 3 through a pushing cylinder mounting seat 561, the pushing cylinder mounting seat 561 is arranged on the left side of the transmission case 52, a pushing cylinder rod 562 is arranged on the pushing cylinder 56, a first connecting plate 563 is fixedly arranged at the right end of the pushing cylinder rod 562, the first connecting plate 563 is vertically arranged, and the upper end and the lower end of the first connecting plate 563 are respectively connected with a pushing push rod 57; a pushing contact 5631 is arranged in the middle of the front side face of the first connecting plate 563; the middle part of the material pushing push rod 57 is installed on the transmission case 52, the right ends of the upper and lower material pushing push rods 57 are connected through a second connecting plate 571, the middle part of the second connecting plate 571 is provided with a through hole, and the through hole penetrates through the taper shank 54. The right end of the second connecting plate 571 is provided with a fixing sleeve 5711.
During action, the pushing oil cylinder 56 pushes the first connecting plate 563 to move rightwards, the first connecting plate 563 pushes the upper and lower pushing push rods 57 to move rightwards, the upper and lower pushing push rods 57 push the second connecting plate 571 at the right end to move rightwards, the second connecting plate 571 pushes the taper shank 54 to move rightwards, and the taper shank 54 pushes the positioning rotating shaft 55 to position the left end of the workpiece to be processed; the head rotating motor 51 drives the driving wheel 512 to rotate, the driving wheel 512 drives the driven wheel 531 to rotate, the spindle 53 rotates, the spindle 53 drives the taper shank 54 and the positioning rotating shaft 55 to rotate, and the positioning rotating shaft 55 rotates the workpiece to be processed.
The head rotating device 5 adjusts the position of the positioning rotating shaft 55 through the material pushing oil cylinder 56, so that the left end of the workpiece to be machined is positioned, the positioning accuracy of the workpiece to be machined is ensured, and after the positioning, the head rotating motor 51 drives the main shaft 53 to rotate, so that the workpiece to be machined rotates, and the subsequent turning action is facilitated.
As shown in fig. 1 and 6, the feed device 6 includes an X-direction module 61, a Y-direction module 62, and a tool post 63; the X-direction module 61 comprises an X-direction oil cylinder 611, an X-direction sliding plate 612, a feed bottom plate 613, an X-direction limiting seat 614 and an X-direction adjusting screw 615; the X-direction oil cylinder 611 is fixedly arranged on the turning platform 3 through an X-direction oil cylinder mounting seat 6111, the side surface of the X-direction oil cylinder mounting seat 6111 is provided with an X-direction proximity switch seat 6112, the X-direction proximity switch seat 6112 is L-shaped, and the front end of the upper part of the X-direction proximity switch seat 6112 is provided with an X-direction proximity switch 6113; an X-direction oil cylinder mandrel 6114 is arranged on the X-direction oil cylinder 611, an X-direction floating joint 6115 is arranged at the right end of the X-direction oil cylinder mandrel 6114, and the X-direction floating joint 6115 is connected to the left end of the X-direction sliding plate 612; the X-direction sliding plate 612 is slidably mounted on the feed base plate 613 through an X-direction sliding rail 6121; the feed bottom plate 613 is fixedly mounted on the turning platform 3; an X-direction contact seat 6122 is arranged on the left side of the upper part of the X-direction sliding plate 612, and an X-direction contact point 6123 is arranged at the left end of the X-direction contact seat 6122; the right end of the X-direction sliding plate 612 is connected with an X-direction adjusting screw 615; the X-direction adjusting screw 615 is mounted on the X-direction limiting seat 614, and a positioning strip 6141 is arranged at the bottom of the X-direction limiting seat 614.
During operation, the X-direction cylinder 611 pushes the X-direction sliding plate 612 to move, the X-direction sliding plate 612 slides on the feed base plate 613 through the X-direction sliding rail 6121, and the X-direction sliding plate 612 is adjusted to enable the Y-direction module 62 and the tool rest 63 on the upper portion of the X-direction sliding plate 612 to align with a workpiece to be processed.
The X-direction limiting seat 614 and the X-direction adjusting screw 615 at the right end of the X-direction module 61 are used for fine adjustment of the X-direction sliding plate 612, so that the X-direction sliding plate 612 is more accurate in position and convenient to turn.
The Y-direction module 62 comprises a Y-direction oil cylinder 621, a Y-direction sliding plate 622 and a Y-direction sliding rail 623; the Y-direction oil cylinder 621 is fixedly arranged on the X-direction sliding plate 612 through a Y-direction oil cylinder mounting seat 6211, and the front end of the Y-direction oil cylinder 621 is connected with the Y-direction sliding plate 622; two Y-direction sliding rails 623 are connected below the Y-direction sliding plate 622; the two Y-direction slide rails 623 are fixedly arranged on the X-direction slide plate 612; the tool rest 63 comprises a Y-direction dovetail block 631, a tool rest dovetail block 632, a turning tool 633, a feed adjusting seat 634 and a feed adjusting screw 635; the Y-direction dovetail block 631 is fixedly arranged on the Y-direction sliding plate 622, and the Y-direction dovetail block 631 is connected with the tool rest dovetail block 632; the upper part of the right side of the tool holder dovetail block 632 is fixedly connected with a turning tool 633, and the rear side of the tool holder dovetail block 632 is connected with a feed adjusting seat 634; a feed adjusting screw 635 is arranged on the feed adjusting seat 634; the front end of the feed adjusting screw 635 is connected to the frame dovetail block 632.
During operation, the Y-direction oil cylinder 621 pushes the Y-direction sliding plate 622, the Y-direction sliding plate 622 moves back and forth in the X-direction sliding plate 612 through the Y-direction sliding rail 623, the position of the Y-direction sliding plate 622 is adjusted to enable the turning tool 633 to approach a workpiece to be machined, and the position of the turning tool 633 is finely adjusted through the feed adjusting screw 635 to perform tool setting operation.
A turning method of a neodymium iron boron magnet adopts a turning device of the neodymium iron boron magnet, and comprises the following specific steps:
feeding: the feeding motor 12 drives the feeding driving sprocket 13, the feeding driving sprocket 13 drives the feeding driven sprocket 14 to operate through the chain 15, so that the workpiece to be machined is moved upwards by the feeding plate 16 on the chain 15 and is positioned on the hanging plate 17, and the hanging plate 17 is obliquely arranged, so that when the workpiece to be machined moves to the discharging end, the workpiece to be machined slides onto the discharging guide plate 18 under the action of gravity, and enters the conveying device 2 after being guided by the discharging guide plate 18;
(II) conveying: the workpiece to be machined which falls into the conveying device 2 reaches the left material baffle plate 271 and the right material baffle plate 281 through the conveying left baffle plate 27 and the conveying right baffle plate 28, the workpiece to be machined is manually placed on the workpiece fixing assembly 25, and the workpiece to be machined is clamped on the workpiece fixing assembly 25 through the action of the movable block 253 and the return spring 254.
(III) positioning and turning: the tail positioning device 4 drives the ejector pin 44 to move through the tail positioning oil cylinder 42, the ejector pin 44 is ejected to the workpiece to be machined on the workpiece fixing component 25, the tail of the workpiece to be machined is positioned, then the ejector oil cylinder 56 pushes the positioning rotating shaft 55 to move until the positioning mandrel 551 ejects to the head of the workpiece to be machined, then the head rotating motor 51 drives the spindle 53 to rotate, the workpiece to be machined is made to rotate, meanwhile, the X-direction module 61 and the Y-direction module 62 are adjusted, and the tool rest 63 is moved to the workpiece to be machined to perform turning.
The feeding device 1 of the equipment enables the workpiece to be processed to enter the conveying device 2 under the action of gravity by obliquely arranging the hanging plate 17, so that feeding action is ingeniously realized; the feeding speed can be freely adjusted by adjusting the rotating speed of the feeding motor 12, so that the requirement of subsequent processing is met. The conveying track bottom plate 26 in the conveying device 2 can adjust the inclination angle of the conveying track bottom plate 26 through the adjusting plate 262, so that workpieces to be processed with various weights can be conveyed through the conveying track bottom plate 26; the workpiece fixing assembly 25 fixes the workpiece to be machined through the movable block 253 and the return spring 254, and ensures that workpieces to be machined of various sizes can be fixed. The head rotating device 5 adjusts the position of the positioning rotating shaft 55 through the material pushing oil cylinder 56, so that the left end of the workpiece to be machined is positioned, the positioning accuracy of the workpiece to be machined is ensured, and after the positioning, the head rotating motor 51 drives the main shaft 53 to rotate, so that the workpiece to be machined rotates, and the subsequent turning action is facilitated. The X-direction limiting seat 614 and the X-direction adjusting screw 615 at the right end of the X-direction module 61 are used for fine adjustment of the X-direction sliding plate 612, so that the X-direction sliding plate 612 is more accurate in position and convenient to turn.

Claims (10)

1. The turning equipment for the neodymium iron boron magnet is characterized by comprising a feeding device (1), a conveying device (2) and a turning platform (3); the feeding device (1) is used for feeding workpieces to be processed onto the conveying device (2); one end of the conveying device (2) is connected to the feeding device (1), the other end of the conveying device (2) is connected to the turning platform (3), and the discharging end of the conveying device (2) is a turning station; the turning platform (3) is provided with a tail positioning device (4), a head rotating device (5) and a feed device (6); the tail positioning device (4) and the head rotating device (5) are respectively arranged on two sides of the discharge end of the conveying device (2), the tail positioning device (4) and the head rotating device (5) are on the same straight line, the tail positioning device (4) is used for positioning the tail of a workpiece to be machined, and the head rotating device (5) is used for enabling the workpiece to be machined to rotate around the axis direction; feed device (6) set up the one side that deviates from conveyor (2) on turning platform (3), feed device (6) can freely adjust the position of lathe tool, feed device (6) are used for the good work piece of treating processing of location on turning conveyor (2).
2. The turning equipment for the neodymium-iron-boron magnet according to claim 1, wherein the feeding device (1) comprises a feeding frame (11), a feeding motor (12), a feeding driving chain wheel (13), a feeding driven chain wheel (14), a chain (15), a feeding plate (16), a hanging plate (17) and a discharging guide plate (18); the feeding motor (12) and the feeding driving chain wheel (13) are fixedly arranged at the lower part of the feeding frame (11), and the feeding motor (12) and the feeding driving chain wheel (13) are mutually connected; the feeding driven chain wheel (14) is arranged at the upper part of the feeding frame (11), and the feeding driven chain wheel (14) is connected with the feeding driving chain wheel (13) through a chain (15); the chain (15) is provided with a feeding plate (16); the discharge end of the feeding plate (16) is provided with a hanging plate (17); the hanging plate (17) is obliquely arranged with the left lower part and the right higher part; the discharging guide plate (18) is obliquely arranged at the discharging end of the upper part of the feeding frame (11) in a downward way.
3. The turning equipment for the neodymium-iron-boron magnet according to claim 1, wherein the conveying device (2) comprises a conveying base (21), a supporting plate (22), a conveying oil cylinder (23), a sliding plate (24), a workpiece fixing assembly (25), a conveying rail base plate (26), a conveying left baffle plate (27) and a conveying right baffle plate (28); the left end of the conveying base (21) is fixed on the turning platform (3); the supporting plate (22) is installed on the conveying base (21), the right end of the supporting plate (22) is provided with a conveying oil cylinder installation seat (221), the left part of the supporting plate (22) is provided with a slide way (222), the left side and the right side of the slide way (222) are communicated, and a rectangular channel is formed inside the slide way (222); the conveying oil cylinder (23) is arranged on the conveying oil cylinder mounting seat (221), a conveying oil cylinder mandrel (231) is arranged on the conveying oil cylinder (23), and the left end of the conveying oil cylinder mandrel (231) is connected with a sliding plate (24) through a floating joint (232); the sliding plate (24) is arranged in a cavity of the slideway (222), the sliding plate (24) slides left and right through the conveying oil cylinder (23), and the left end of the sliding plate (24) is provided with a workpiece fixing component (25); the workpiece fixing assembly (25) comprises a hopper seat (251), a material receiving block (252), a movable block (253) and a return spring (254); the hopper seat (251) is fixedly arranged on the left end surface of the sliding plate (24); the material receiving block (252) is vertically arranged at the lower part of the left end surface of the hopper seat (251); the lower end of the movable block (253) is hinged to the left end of the material receiving block (252), and the right end face of the movable block (253) is an inclined plane and used for pressing a workpiece; the return spring (254) is arranged between the movable block (253) and the hopper seat (251), and the return spring (254) is used for clamping a workpiece between the movable block (253) and the hopper seat (251); the left end of the conveying track bottom plate (26) is arranged on the slide way (222), the middle part of the conveying track bottom plate (26) is connected to the conveying oil cylinder mounting seat (221) through a conveying track supporting plate (261), and the conveying track bottom plate (26) is arranged in a leftward inclined mode; the conveying left baffle (27) and the conveying right baffle (28) are arranged on the conveying track bottom plate (26), the conveying left baffle (27) and the conveying right baffle (28) are matched with each other to form a conveying material channel with a large opening at the upper end and a small opening at the lower end, a left material baffle (271) is arranged on the left side of the lower part of the conveying left baffle (27), and the lower end of the left material baffle (271) is bent inwards; the right side of the lower part of the conveying right baffle (28) is provided with a right baffle plate (281), the lower end of the right baffle plate (281) is bent inwards, and the left baffle plate (271) and the right baffle plate (281) are matched with each other to baffle a workpiece.
4. The turning equipment for the neodymium-iron-boron magnet according to claim 1, characterized in that an adjusting hand wheel (211) is arranged on the conveying base (21), the upper part of the adjusting hand wheel (211) is fixed on the supporting plate (22), and the adjusting hand wheel (211) is used for adjusting the distance between the supporting plate (22) and the conveying base (21); the left end of the conveying track bottom plate (26) is installed on the slide way (222) through an adjusting plate (262), the middle part of the conveying track bottom plate (26) is hinged with the conveying track supporting plate (261), and the adjusting plate (262) is used for adjusting the inclination angle of the conveying track bottom plate (26); the upper end of the right conveying baffle plate (28) is provided with a photoelectric switch connecting seat (282), the photoelectric switch connecting seat (282) is L-shaped, the upper end of the photoelectric switch connecting seat (282) is provided with a photoelectric switch (283), and the photoelectric switch (283) is used for detecting the time when a workpiece passes through.
5. The turning equipment for neodymium iron boron magnet according to claim 1, characterized in that the tail positioning device (4) comprises a tail seat (41), a tail positioning oil cylinder (42), a sliding sleeve (43) and an ejector pin (44); the tailstock (41) is fixed on the turning platform (3), the rear side edge of the tailstock (41) is positioned and guided through the guide strip (411), a through hole penetrating through the tailstock (41) from left to right is formed in the upper portion of the tailstock (41), and an oil cup (412) is arranged at the top of the tailstock (41); the tail positioning oil cylinder (42) is installed on the upper portion of the right side of the tailstock (41) through a tail positioning oil cylinder installation frame (421), two proximity switches (422) are arranged on the tail positioning oil cylinder installation frame (421), a tail positioning oil cylinder mandrel (423) is arranged on the tail positioning oil cylinder (42), a tail switch contact (424) is arranged on the left side of the tail positioning oil cylinder mandrel (423), the tail switch contact (424) is arranged between the two proximity switches (422), and the left end of the tail positioning oil cylinder mandrel (423) is connected with a T-shaped movable joint (425); the left end of the T-shaped movable joint (425) is connected with a sliding sleeve (43); the sliding sleeve (43) is slidably arranged in a through hole at the upper part of the tailstock (41), guide sleeves (431) are arranged at the left end and the right end of the sliding sleeve (43), and an ejector pin (44) is arranged at the left end of the sliding sleeve (43); the left end of the thimble (44) is used for positioning the tail of the workpiece.
6. The turning equipment for the neodymium-iron-boron magnet according to claim 1, wherein the head rotating device (5) comprises a head rotating motor (51), a transmission case (52), a main shaft (53), a taper shank (54), a positioning rotating shaft (55), a material pushing oil cylinder (56) and a material pushing push rod (57); the head rotating motor (51) is arranged in the turning platform (3) through a head rotating motor mounting frame (511), and a driving wheel (512) is arranged at the left end of the head rotating motor (51); the transmission case (52) is arranged on the turning platform (3), the transmission case (52) is of a hollow structure, and through holes are formed in the left side and the right side of the transmission case (52); the main shaft (53) is arranged in the transmission case (52), the main shaft (53) penetrates through the left side and the right side of the main shaft (53), the main shaft (53) is a hollow shaft, a driven wheel (531) is arranged on the left side of the main shaft (53), and the driven wheel (531) is connected with the driving wheel (512); the right end of the main shaft (53) is connected with a taper shank (54); the taper shank (54) is arranged in a cavity of the main shaft (53), the taper shank (54) is conical and is a hollow shaft, and a plurality of clamping blocks (541) are arranged at the right end of the taper shank (54); the positioning rotating shaft (55) is fixed in the cavity of the taper shank (54) through a fixture block (541), and a positioning mandrel (551) is arranged at the right end of the positioning rotating shaft (55); the material pushing oil cylinder (56) is mounted on the turning platform (3) through a material pushing oil cylinder mounting seat (561), the material pushing oil cylinder mounting seat (561) is arranged on the left side of the transmission case (52), a material pushing oil cylinder rod (562) is arranged on the material pushing oil cylinder (56), a first connecting plate (563) is fixedly arranged at the right end of the material pushing oil cylinder rod (562), the first connecting plate (563) is vertically arranged, and the upper end and the lower end of the first connecting plate (563) are respectively connected with a material pushing push rod (57); the middle part of the material pushing push rod (57) is arranged on the transmission case (52), the right ends of the upper material pushing push rod and the lower material pushing push rod (57) are connected through a second connecting plate (571), the middle part of the second connecting plate (571) is provided with a through hole, and the through hole penetrates through the taper shank (54).
7. The turning equipment for the neodymium iron boron magnet according to claim 1, characterized in that an oil pointer (521) is arranged on the rear side surface of the transmission case (52); a material returning switch mounting rack (522) is arranged on the front side surface of the transmission case (52), and two material pushing proximity switches (523) are arranged at the left end of the material returning switch mounting rack (522); the middle part of the front side surface of the first connecting plate (563) is provided with a pushing contact (5631); a bearing spacer (531) is sleeved on the part of the main shaft (53) in the transmission case (52), bearings (532) are arranged at the left end and the right end of the bearing spacer (531), and a driven wheel spacer (533) is arranged between a driven wheel (531) at the left end of the main shaft (53) and the transmission case (52); the right end of the second connecting plate (571) is provided with a fixed sleeve (5711).
8. A turning apparatus for neodymium iron boron magnet according to claim 1, characterized in that the feed device (6) comprises an X-direction module (61), a Y-direction module (62) and a tool rest (63); the X-direction module (61) comprises an X-direction oil cylinder (611), an X-direction sliding plate (612), a feed bottom plate (613), an X-direction limiting seat (614) and an X-direction adjusting screw rod (615); the X-direction oil cylinder (611) is fixedly arranged on the turning platform (3) through an X-direction oil cylinder mounting seat (6111), an X-direction proximity switch seat (6112) is arranged on the side face of the X-direction oil cylinder mounting seat (6111), the X-direction proximity switch seat (6112) is L-shaped, and an X-direction proximity switch (6113) is arranged at the front end of the upper part of the X-direction proximity switch seat (6112); an X-direction oil cylinder mandrel (6114) is arranged on the X-direction oil cylinder (611), an X-direction floating joint (6115) is arranged at the right end of the X-direction oil cylinder mandrel (6114), and the X-direction floating joint (6115) is connected to the left end of the X-direction sliding plate (612); the X-direction sliding plate (612) is slidably mounted on the feed bottom plate (613) through an X-direction sliding rail (6121); the feed bottom plate (613) is fixedly arranged on the turning platform (3); an X-direction contact seat (6122) is arranged on the left side of the upper part of the X-direction sliding plate (612), and an X-direction contact point (6123) is arranged at the left end of the X-direction contact seat (6122); the right end of the X-direction sliding plate (612) is connected with an X-direction adjusting screw rod (615); the X-direction adjusting screw (615) is installed on the X-direction limiting seat (614), and a positioning strip (6141) is arranged at the bottom of the X-direction limiting seat (614).
9. The turning equipment for the neodymium-iron-boron magnet according to claim 1, characterized in that the Y-direction module (62) comprises a Y-direction oil cylinder (621), a Y-direction sliding plate (622) and a Y-direction sliding rail (623); the Y-direction oil cylinder (621) is fixedly arranged on the X-direction sliding plate (612) through a Y-direction oil cylinder mounting seat (6211), and the front end of the Y-direction oil cylinder (621) is connected with the Y-direction sliding plate (622); two Y-direction sliding rails (623) are connected below the Y-direction sliding plate (622); the two Y-direction sliding rails (623) are fixedly arranged on the X-direction sliding plate (612); the tool rest (63) comprises a Y-direction dovetail block (631), a tool rest dovetail block (632), a turning tool (633), a feed adjusting seat (634) and a feed adjusting screw (635); the Y-direction dovetail block (631) is fixedly arranged on the Y-direction sliding plate (622), and the Y-direction dovetail block (631) is connected with a tool rest dovetail block (632); the upper part of the right side of the tool rest dovetail block (632) is fixedly connected with a turning tool (633), and the rear side of the tool rest dovetail block (632) is connected with a feed adjusting seat (634); a feed adjusting screw (635) is arranged on the feed adjusting seat (634); the front end of the feed adjusting screw (635) is connected to the dovetail block (632).
10. A turning method of a neodymium iron boron magnet adopts the turning equipment of the neodymium iron boron magnet as claimed in claims 1-9, and comprises the following specific steps:
feeding: the feeding motor (12) drives the feeding driving sprocket (13), the feeding driving sprocket (13) drives the feeding driven sprocket (14) to operate through the chain (15), so that a feeding plate (16) on the chain (15) moves a workpiece to be processed upwards, the workpiece to be processed is positioned on a hanging plate (17), and due to the inclined arrangement of the hanging plate (17), when the workpiece to be processed moves to a discharging end, the workpiece slides onto the discharging guide plate (18) under the action of gravity, and enters the conveying device (2) after being guided by the discharging guide plate (18);
conveying: the workpiece to be machined falling into the conveying device (2) reaches the left material baffle plate (271) and the right material baffle plate (281) through the left conveying baffle plate (27) and the right conveying baffle plate (28), the workpiece to be machined is manually placed on the workpiece fixing assembly (25), and the workpiece to be machined is clamped on the workpiece fixing assembly (25) through the action of the movable block (253) and the return spring (254);
positioning and turning: the tail positioning device (4) drives the ejector pin (44) to move through the tail positioning oil cylinder (42), the ejector pin (44) is ejected to a workpiece to be machined on the workpiece fixing component (25), the tail of the workpiece to be machined is positioned, then the ejector oil cylinder (56) pushes the positioning rotating shaft (55) to move until the positioning mandrel (551) is ejected to the head of the workpiece to be machined, then the head rotating motor (51) drives the spindle (53) to rotate, the workpiece to be machined is rotated, meanwhile, the X-direction module (61) and the Y-direction module (62) are adjusted, and the tool rest (63) is moved to the workpiece to be machined to perform turning.
CN202010165857.4A 2020-03-11 2020-03-11 Turning method and equipment for neodymium iron boron magnet Pending CN111283216A (en)

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Application publication date: 20200616