CN111390668A - Automatic feeding and discharging positioning and clamping tool for bearing ring - Google Patents

Automatic feeding and discharging positioning and clamping tool for bearing ring Download PDF

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Publication number
CN111390668A
CN111390668A CN202010290272.5A CN202010290272A CN111390668A CN 111390668 A CN111390668 A CN 111390668A CN 202010290272 A CN202010290272 A CN 202010290272A CN 111390668 A CN111390668 A CN 111390668A
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CN
China
Prior art keywords
bearing ring
discharging
automatic
electromagnetic
positioning
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.)
Pending
Application number
CN202010290272.5A
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Chinese (zh)
Inventor
刘设
吴生楠
陈盛兰
易虎
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Shenyang University of Technology
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Shenyang University of Technology
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 Shenyang University of Technology filed Critical Shenyang University of Technology
Priority to CN202010290272.5A priority Critical patent/CN111390668A/en
Publication of CN111390668A publication Critical patent/CN111390668A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
    • B24B5/35—Accessories
    • B24B5/355—Feeding means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/06—Work supports, e.g. adjustable steadies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
    • B24B5/35—Accessories

Abstract

The invention relates to the field of automatic bearing production, in particular to a bearing ring automatic feeding and discharging positioning and clamping tool. The device for improving the production efficiency and the machining precision of the bearing ring by using the electromagnetic centerless clamp and the automatic feeding and discharging tool. The automatic feeding device comprises an automatic swing arm feeding device, an electromagnetic clamp, a grinding head and a lathe bed; the electromagnetic clamp is used for positioning and locking the bearing ring; the swing arm automatic blanking device lifts the processed bearing ring and conveys the bearing ring out of a station along a track; the electromagnetic centerless fixture and the blanking device are both arranged on the left side of the machine tool, the blanking device is positioned above the centerless fixture, and the grinding head is arranged on the upper side of the machine tool body.

Description

Automatic feeding and discharging positioning and clamping tool for bearing ring
Technical Field
The invention relates to the field of automatic bearing production, in particular to a bearing ring automatic feeding and discharging positioning and clamping tool.
Background
The bearing is an important part in the modern mechanical equipment, and the main function of the bearing is to support the mechanical rotating body to reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body. Bearing rings are important parts of bearings. In the production of the bearing ring, a plurality of procedures such as turning, heat treatment, grinding and the like are required, wherein the grinding is an important procedure in the whole bearing production. For producing high precision bearings, the production costs for grinding would be higher. And the grinding is the most complicated step in the bearing production process, the performance index parameters of the grinding are more, and the mechanism of machining and forming is complex. In order to realize high-precision automatic production and detection of the bearing ring, an automatic feeding and discharging positioning and clamping tool needs to be configured for a high-precision grinding machine.
The invention discloses an invention patent with the application number of 201910621578.1, which discloses a bearing grinding automatic loading and unloading system structure device, which comprises a trough, a manipulator, a workpiece support device, a workpiece grinding transmission device and the like, meets the requirements of workpiece form and position tolerance and technology, shortens clamping time, reduces labor intensity of people, and depends on the manipulator to grab workpieces. The utility model discloses a patent No. 200820070290.7's utility model discloses an automatic unloader that goes up of middle-size and small-size bearing ring mill processing ", is a bearing processing machinery that collects machinery, hydraulic pressure and electricity as an organic whole, utilizes to divide material hydro-cylinder, manipulator etc. to realize the automatic unloading of going up of middle-size and small-size bearing ring. Most of the existing devices utilize a manipulator to grab workpieces, the needed space is large, and the existing devices are not matched with the original grinding machine.
Disclosure of Invention
The invention provides a bearing ring automatic feeding and discharging positioning and clamping tool aiming at the defects in the prior art, and the bearing ring automatic feeding and discharging positioning and clamping tool is a device for improving the production efficiency and the machining precision of a bearing ring by utilizing an electromagnetic centerless clamp and the automatic feeding and discharging tool.
In order to achieve the purpose, the invention adopts the following technical scheme that the automatic feeding device comprises an automatic swing arm blanking device, an electromagnetic clamp, a grinding head and a lathe bed; the electromagnetic clamp is used for positioning and locking the bearing ring; the swing arm automatic blanking device lifts the processed bearing ring and conveys the bearing ring out of a station along a track; the electromagnetic centerless fixture and the blanking device are both arranged on the left side of the machine tool, the blanking device is positioned above the centerless fixture, and the grinding head is arranged on the upper side of the machine tool body.
Further, still include rack and pinion automatic feeding device, loading attachment and unloader are located the homonymy of lathe, and loading attachment is located centerless anchor clamps top.
Furthermore, the feeding device is used for overturning the horizontal bearing ring on the transmission line by 90 degrees so as to realize automatic feeding; the feeding device comprises a gear rack transmission mechanism, the end part of a rack of the gear rack transmission mechanism is connected with a cylinder rod of the single-piston cylinder, a gear of the gear rack transmission mechanism is provided with a shaft, and the shaft is connected with a gear key; the shaft is connected with the box body into a whole, the rack is driven to move up and down through the action of the air cylinder, the gear is driven to rotate, the shaft is driven to rotate, and the bearing ring is overturned along with the rotation of the gear to reach an upright state.
Furthermore, the swing arm automatic blanking device comprises a swing arm, a feeding pull rod cover plate, a left blanking guide rail and a right blanking guide rail; the left blanking guide rail and the right blanking guide rail are in a preparation area.
Furthermore, the electromagnetic clamp is an electromagnetic centerless clamp, the electromagnetic centerless clamp comprises a base, a rotating adjusting pin, a rear cushion block, a slider supporting plate, a slider support, a ferrule bracket and a slider adjusting pad, the slider support is positioned on the rear side of the ferrule bracket, and the slider adjusting pad is positioned on the lower side of the block on the slider support.
Furthermore, the electromagnetic centerless clamp rectifies alternating current into direct current, and enables the workpiece to be magnetized through an electromagnetic effect generated by a coil so as to suck the end face of the workpiece, and the purpose of axially positioning the workpiece is achieved.
Compared with the prior art, the invention has the beneficial effects.
The automatic loading and unloading device reduces the danger of manual loading and unloading. The automation degree in the bearing processing process is greatly improved, the productivity is improved, and workers are relieved from heavy production labor.
The bearing ring clamp and the feeding and discharging tool are arranged on the left side of the machine tool, so that the processing habit and the processing sequence of workers are complied with, compared with the existing equipment, the occupied space of the machine tool is reduced, and the production cost is correspondingly reduced.
Drawings
The invention is further described with reference to the following figures and detailed description. The scope of the invention is not limited to the following expressions.
Fig. 1 is a general assembly diagram.
Fig. 2 is a bearing ring gear rack automatic feeding device.
Fig. 3 is an electromagnetic centerless fixture.
Fig. 4 is an automatic blanking device of a bearing ring swing arm.
In the figure, 1, a gear rack automatic feeding device, 2, a swing arm automatic discharging device, 3, a centerless clamp, 4 grinding heads and 5 machine beds are arranged; 6 gears, 7 common flat keys, 8 boxes, 9 racks and 10 single-piston cylinders; 11 centerless clamp bases, 12 rear slide block supports, 13 ferrule brackets, 14 front slide block supports, 15 lower blanking guide rails, 16 swing arms, 17 upper blanking guide rails, 18 feeding pull rod cover plates, 19 left blanking guide rails, 20 baffle plates, 21 right blanking guide rails and 22 stripper cover plates.
Detailed Description
As shown in fig. 1-4, the invention comprises an automatic swing arm blanking device 2, an electromagnetic centerless clamp 3, a grinding head 4 and a lathe bed 5; the electromagnetic centerless clamp 3 is used for positioning and locking the bearing ring; the swing arm automatic blanking device 2 lifts the processed bearing ring and conveys the bearing ring out of a station along a track; the electromagnetic centerless fixture 3 and the blanking device are both arranged on the left side of the machine tool, the blanking device is positioned above the centerless fixture, and the grinding head 4 is arranged on the upper side of the machine tool body.
Further, still include rack and pinion automatic feeding device 1, loading attachment and unloader are located the homonymy of lathe, and loading attachment is located centerless anchor clamps 3 top.
Furthermore, the feeding device 1 is used for turning the horizontal bearing ring on the transmission line by 90 degrees to realize automatic feeding; the feeding device comprises a gear rack transmission mechanism, the end part of a rack 9 of the gear rack transmission mechanism is connected with a cylinder rod of a single-piston cylinder 10, a gear 6 of the gear rack transmission mechanism is provided with a shaft, and the shaft is connected with a gear key; the shaft is connected with the box body into a whole, the rack 9 is driven to move up and down through the action of the air cylinder, the gear 6 is driven to rotate, the shaft is driven to rotate, and the bearing ring is overturned along with the rotation of the gear 6 to reach an upright state.
Further, the swing arm automatic blanking device comprises a swing arm 16, a feeding pull rod cover plate 18, a left blanking guide rail 19 and a right blanking guide rail 21; the left blanking rail 19 and the right blanking rail 21 are in the preparation area.
Further, the electromagnetic centerless fixture 3 comprises a centerless fixture base 11, a rotary adjusting pin, a rear cushion block, a slider supporting plate, a slider support (comprising a rear slider support and a front slider support), a ferrule bracket and a slider adjusting pad, wherein the slider support is positioned on the rear side of the ferrule bracket 13, and the slider adjusting pad is positioned on the lower side of the block at the slider bracket.
Furthermore, the electromagnetic centerless clamp rectifies alternating current into direct current, and enables the workpiece to be magnetized through an electromagnetic effect generated by a coil so as to suck the end face of the workpiece, and the purpose of axially positioning the workpiece is achieved.
The working principle and the working process of the invention are as follows:
before the work begins, a worker firstly adjusts the centerless clamp and the blanking device according to the diameter of the bearing ring.
For the centerless clamp, the screws on the rear slide block bracket 12, the ferrule bracket 13 and the front slide block bracket 14 are loosened to respectively adjust the same; for the blanking device, firstly, the screws on the left blanking guide rail 19 and the right feeding guide rail 21 are loosened, and after the adjustment is completed, the screws are tightened, and the rails on the two sides are fixed again.
Meanwhile, the screws on the swing arms 16 are loosened, the feeding pull rod cover plate 18 is adjusted up and down, and the screws are screwed after the adjustment is finished; and 4 screw holes are reserved on the lower blanking guide rail 15, when the type of the processed bearing ring is small, the guide rail needs to be lengthened, if the guide rail is lengthened, the prepared lengthened plate is put in screws from the lower part and screwed tightly to complete fixation, and at the moment, the adjustment is completed.
When the bearing reaches the automatic feeding device, the air cylinder 10 moves up and down to drive the rack 9 to move up and down to drive the ruler gear 6 to rotate, so that the shaft is driven to rotate, the shaft is connected with the box body into a whole, the box body rotates along with the shaft when the shaft rotates, the workpiece is overturned to reach a standing state, and the bearing ring rolls downwards.
The bearing ring rolls in the route formed by the baffle 20 through the adjustment of the feeding mechanism, and after the bearing ring passes through the left blanking guide rail 19 and falls into a processing preparation area formed by the left blanking guide rail 19 and the right blanking guide rail 21 due to gravity, the feeding pull rod cover plate 18 can block the falling bearing ring to wait for the completion of the previous processing.
After the bearing being processed is finished, the electromagnetic centerless fixture is demagnetized, so that the bearing ring can restore to a freely movable state, the swing arm 16 and the stripper cover plate 22 are driven to rotate together by a power device on the machine tool, the stripper cover plate 22 supports the processed bearing ring, the bearing ring rolls to a blanking area formed by the upper blanking guide rail 17 and the lower blanking guide rail 15 due to gravity, and the bearing ring can roll smoothly by the supporting force given by the upper blanking guide rail 17 and enter the next processing procedure.
The centerless clamp and the blanking device can adjust the radius range according to the size of the bearing ring, and are convenient to adjust. Is suitable for the production of various products in batches, and reduces the production cost.
It should be understood that the detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can be modified or substituted equally to achieve the same technical effects; as long as the use requirements are met, the method is within the protection scope of the invention.

Claims (6)

1. A bearing ring automatic feeding and discharging positioning and clamping tool comprises an automatic swing arm discharging device, an electromagnetic clamp, a grinding head and a machine body;
the electromagnetic clamp is characterized in that the electromagnetic clamp is used for positioning and locking the bearing ring;
the swing arm automatic blanking device lifts the processed bearing ring and conveys the bearing ring out of a station along a track;
the electromagnetic centerless fixture and the blanking device are both arranged on the left side of the machine tool, the blanking device is positioned above the centerless fixture, and the grinding head is arranged on the upper side of the machine tool body.
2. The automatic feeding and discharging, positioning and clamping tool for bearing rings as claimed in claim 1, wherein the tool comprises: the automatic feeding device comprises a feeding device and a discharging device, wherein the feeding device and the discharging device are located on the same side of the machine tool, and the feeding device is located above the centerless fixture.
3. The automatic feeding and discharging, positioning and clamping tool for bearing rings as claimed in claim 2, wherein the tool comprises: the feeding device is used for overturning the horizontal bearing ring on the transmission line by 90 degrees so as to realize automatic feeding; the feeding device comprises a gear rack transmission mechanism, the end part of a rack of the gear rack transmission mechanism is connected with a cylinder rod of the single-piston cylinder, a gear of the gear rack transmission mechanism is provided with a shaft, and the shaft is connected with a gear key; the shaft is connected with the box body into a whole, the rack is driven to move up and down through the action of the air cylinder, the gear is driven to rotate, the shaft is driven to rotate, and the bearing ring is overturned along with the rotation of the gear to reach an upright state.
4. The automatic feeding and discharging, positioning and clamping tool for bearing rings as claimed in claim 1, wherein the tool comprises: the swing arm automatic blanking device comprises a swing arm, a feeding pull rod cover plate, a left blanking guide rail and a right blanking guide rail; the left blanking guide rail and the right blanking guide rail are in a preparation area.
5. The automatic feeding and discharging, positioning and clamping tool for bearing rings as claimed in claim 1, wherein the tool comprises: the electromagnetic fixture is an electromagnetic centerless fixture which comprises a base, a rotary adjusting pin, a rear cushion block, a slider supporting plate, a slider support, a ferrule bracket and a slider adjusting pad, wherein the slider support is positioned on the rear side of the ferrule bracket, and the slider adjusting pad is positioned on the lower side of the slider support on the block.
6. The automatic feeding and discharging, positioning and clamping tool for the bearing rings as claimed in claim 1 or 5, wherein the tool comprises: the electromagnetic centerless clamp rectifies alternating current into direct current, and the workpiece is magnetized to attract the end face of the workpiece through the electromagnetic effect generated by the coil, so that the purpose of axially positioning the workpiece is achieved.
CN202010290272.5A 2020-04-14 2020-04-14 Automatic feeding and discharging positioning and clamping tool for bearing ring Pending CN111390668A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010290272.5A CN111390668A (en) 2020-04-14 2020-04-14 Automatic feeding and discharging positioning and clamping tool for bearing ring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010290272.5A CN111390668A (en) 2020-04-14 2020-04-14 Automatic feeding and discharging positioning and clamping tool for bearing ring

Publications (1)

Publication Number Publication Date
CN111390668A true CN111390668A (en) 2020-07-10

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Application Number Title Priority Date Filing Date
CN202010290272.5A Pending CN111390668A (en) 2020-04-14 2020-04-14 Automatic feeding and discharging positioning and clamping tool for bearing ring

Country Status (1)

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CN (1) CN111390668A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2717613Y (en) * 2004-08-04 2005-08-17 洛阳海克精密机械有限公司 Automatic charging and discharging mechanism for bearing grinding machine
JP2012250332A (en) * 2011-06-06 2012-12-20 Okamoto Machine Tool Works Ltd Device and method for finishing and grinding double sides of linear guide rail of linear guide device
CN103723496A (en) * 2013-12-19 2014-04-16 浙江五环轴承集团有限公司 Conical roller bearing automatic feed and face recognizing machine
CN103737483A (en) * 2013-12-26 2014-04-23 广州大学 Bearing automatic feeding and discharging device
CN204248656U (en) * 2014-11-05 2015-04-08 云南圆正轴承有限公司 A kind of bearing ring electric magnetic no-core clamp supporting
CN104551885A (en) * 2014-12-16 2015-04-29 濮阳贝英数控机械设备有限公司 Material loading and unloading device for bearing ring and method for realizing material loading and unloading

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2717613Y (en) * 2004-08-04 2005-08-17 洛阳海克精密机械有限公司 Automatic charging and discharging mechanism for bearing grinding machine
JP2012250332A (en) * 2011-06-06 2012-12-20 Okamoto Machine Tool Works Ltd Device and method for finishing and grinding double sides of linear guide rail of linear guide device
CN103723496A (en) * 2013-12-19 2014-04-16 浙江五环轴承集团有限公司 Conical roller bearing automatic feed and face recognizing machine
CN103737483A (en) * 2013-12-26 2014-04-23 广州大学 Bearing automatic feeding and discharging device
CN204248656U (en) * 2014-11-05 2015-04-08 云南圆正轴承有限公司 A kind of bearing ring electric magnetic no-core clamp supporting
CN104551885A (en) * 2014-12-16 2015-04-29 濮阳贝英数控机械设备有限公司 Material loading and unloading device for bearing ring and method for realizing material loading and unloading

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Application publication date: 20200710

RJ01 Rejection of invention patent application after publication