CN108481124A - A kind of ultraprecise ball molding machine - Google Patents

A kind of ultraprecise ball molding machine Download PDF

Info

Publication number
CN108481124A
CN108481124A CN201810601135.1A CN201810601135A CN108481124A CN 108481124 A CN108481124 A CN 108481124A CN 201810601135 A CN201810601135 A CN 201810601135A CN 108481124 A CN108481124 A CN 108481124A
Authority
CN
China
Prior art keywords
main mill
die
pressing cap
bead
aligning bar
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
CN201810601135.1A
Other languages
Chinese (zh)
Inventor
蔡志明
蔡舒
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changzhou Runchang Photoelectric Technology Co Ltd
Original Assignee
Changzhou Runchang Photoelectric Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changzhou Runchang Photoelectric Technology Co Ltd filed Critical Changzhou Runchang Photoelectric Technology Co Ltd
Priority to CN201810601135.1A priority Critical patent/CN108481124A/en
Publication of CN108481124A publication Critical patent/CN108481124A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B1/00Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B11/00Machines or devices designed for grinding spherical surfaces or parts of spherical surfaces on work; Accessories therefor
    • B24B11/02Machines or devices designed for grinding spherical surfaces or parts of spherical surfaces on work; Accessories therefor for grinding balls

Abstract

The present invention provides a kind of ultraprecise ball molding machine and its processing technologys, including driving mechanism, main mill, driving shaft, Die for pressing cap and aligning bar;The driving mechanism and the active axis connection, it is the annular groove of rectangle to have cross section at the top of the main mill, the driving shaft is connect with the main mill, and driving shaft is located at the center of annular groove, the Die for pressing cap is connected to the top of the main mill by aligning bar, the aligning bar is fixedly connected with the Die for pressing cap, and aligning bar can be relatively rotated with the main mill, and the Die for pressing cap is equipped with liquid injection hole.Use cross section for the annular groove processing bead of rectangle, one side bead rotation is more flexible, and the bead proper sphere degree after processing greatly improves, and need to only process main mill when on the other hand processing grinding tool, considerably reduce grinding tool manufacturing cost.

Description

A kind of ultraprecise ball molding machine
Technical field
The present invention relates to a kind of ball processing machine more particularly to a kind of ultraprecise ball molding machines.
Background technology
Miniature bead is a kind of high-precision sphere, it is the critical elements in roundness measuring equipment, gyro, bearing and accurate measurement, And frequently as the benchmark of accurate measurement, there is highly important status in precision equipment and Precision Machining.
The structure that traditional ball processing machine is mainly equipped with V-groove using main mill and upper millstone as shown in Figure 1 is ground Grinder part, and the rotary shaft of main mill and upper millstone is conllinear.This structure has the shortcomings that several respects:
(1)The difficulty of processing of V-groove is higher, very high to the requirement on machining accuracy of grinding tool, it is desirable that upper and lower V-groove is completely the same, system Make cost raising.
(2)V-groove abrasion deformation speed is fast, and grinding tool replacement frequency is excessively high, once V-groove is worn, workpiece is in V-groove Interior rotation becomes more difficult, and the club machined becomes ovalisation.
(3)Using the conllinear structure of the rotary shaft of main mill and upper millstone need additional structure and power make main mill and Upper millstone angular speed is inconsistent, can just make workpiece rotation in V-groove, entire machine construction more complicated in this way.
Invention content
The technical problem to be solved by the present invention is to:In order to solve ultraprecise ball shaping machine structure in the prior art it is complicated, Manufacture and the higher problem of maintenance cost, the present invention provides a kind of ultraprecise ball molding machines to solve the above problems.
The technical solution adopted by the present invention to solve the technical problems is:A kind of ultraprecise ball molding machine, including driving Mechanism, main mill, driving shaft, Die for pressing cap and aligning bar;The driving mechanism and the active axis connection, the main mill top With the annular groove that cross section is rectangle, the driving shaft is connect with the main mill, and driving shaft is located at the center of annular groove, The Die for pressing cap is connected to the top of the main mill by aligning bar, and the aligning bar is fixedly connected with the Die for pressing cap, fixed Axle can be relatively rotated with the main mill, and the Die for pressing cap is equipped with liquid injection hole.
Further, the axis of the aligning bar is parallel with the axis of the driving shaft and not conllinear, outside the annular groove There is horizontal clearance b, between the axis of the aligning bar and the axis of the driving shaft between edge and the upper millstone outer rim Distance a is less than the half of the horizontal clearance b.
Further, the aligning bar is threadedly coupled with the Die for pressing cap, is equipped at the top of the main mill and is adapted for insertion into institute The eccentric orfice of aligning bar is stated, is equipped with bearing in the eccentric orfice, the aligning bar is placed in the eccentric orfice.
Preferably, the height of the annular groove and bead diameter ratio to be processed are 0.5-0.8.
Further, Gravity Mode is additionally provided with above the Die for pressing cap, the Gravity Mode is connected by connecting rod and the Die for pressing cap It connects.
Further, the connecting rod is divided into upper boom and lower beam, is fixedly connected with Gravity Mode at the top of the upper boom, the lower beam Bottom is fixedly connected with Die for pressing cap, and the upper boom bottom is connect with lower beam screw top.
Preferably, the driving shaft is located at the main mill center, and the connecting rod is coaxially disposed with the aligning bar.
Preferably, the main mill is made of Nodular cast iron material.
Preferably, the Die for pressing cap and Gravity Mode coaxial arrangement.
The present invention also provides a kind of miniature bead processing technologys, comprise the following steps:
(1)The suitably main mill of selection and Die for pressing cap, selection principle of bead size as needed are needed bead diameter It is slightly less than the width of annular groove, " being slightly less than ", which refers to bead, to be placed in annular groove, and bead can be when processing machine works Rotation+movement between annular groove outboard sidewalls, for grinding bead, the distance between annular groove bottom to the Die for pressing cap, which is equal to, to be needed The diameter for the bead wanted;Under the rubbing action of upper millstone and main mill, bead to be processed makees random motion in annular groove, It can realize the better proper sphere degree of bead to be processed;The width of specific annular groove is bigger 0.1 ~ 10mm than bead diameter;
(2)Original workpiece is cut into the small workpiece with the bead adjoining dimensions needed, simultaneously by multiple small workpieces to be processed It is put into annular groove, then Die for pressing cap is placed in above main mill;
(3)Gravity Mode is selected, and Gravity Mode and main mill are fixed;
(4)Lapping liquid is injected on main mill, lapping liquid is made to be covered in main disc surface, starts driving mechanism, is ground.
Ultraprecise ball molding machine provided by the invention can process the glass of the various materials between a diameter of 0.4 ~ 15mm Pearl.
The beneficial effects of the invention are as follows:
(1)The present invention uses cross section for the annular groove processing bead of rectangle, and one side bead rotation is more flexible, the glass after processing Pearl proper sphere degree greatly improves, and need to only process main mill when on the other hand processing grinding tool, considerably reduce grinding tool and be manufactured into This.In addition, being capable of relative motion, the upper millstone and the aligning bar between heretofore described aligning bar and the main mill It is fixed, therefore there are speed difference between the upper millstone and the main mill, to make bead by main mill and upper millstone Rubbing action, bead rotation in the annular groove of rectangle, grinding is evenly.
(2)The present invention makes the spin velocity of the bead driven by upper millstone constantly become by the eccentric design of aligning bar Change, while bead is by the rubbing action of main mill and upper millstone, to which bead is not with the contact surface of main mill and upper millstone Simple annulus, but gradually spread out, ensure the proper sphere degree of finished product.Entire machine only needs a driving shaft, without extra Transmission mechanism, simple in structure, machine service life increases substantially.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram of ball processing machine in the prior art;
Fig. 2 is the structural schematic diagram of the optimum embodiment of ultraprecise ball molding machine of the present invention;
Fig. 3 is the structural schematic diagram of the ultraprecise ball molding machine after 180 ° of aligning bar revolution in Fig. 2;
Fig. 4 is the structural schematic diagram of the optimum embodiment of the main mill of ultraprecise ball molding machine of the present invention.
In figure, 1, bead, 2, driving mechanism, 3, main mill, 4, driving shaft, 5, Die for pressing cap, 6, aligning bar, 7, annular groove, 8, liquid injection hole, 9, eccentric orfice, 10, bearing, 11, connecting rod, 11-1, upper boom, 11-2, lower beam, 12, Gravity Mode, 13, V-groove.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached The embodiment of figure description is exemplary, and is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " connection " should be done It broadly understood, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;Can be mechanical connection, It can also be electrical connection;It can be directly connected, it can also be indirectly connected through an intermediary.For the ordinary skill of this field For personnel, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
As in Figure 2-4, the present invention provides a kind of ultraprecise ball molding machines, including driving mechanism 2, main mill 3, master Moving axis 4, Die for pressing cap 5 and aligning bar 6;Driving mechanism 2 is connect with driving shaft 4, and driving mechanism 2 drives driving shaft 4 to rotate, main mill It is the annular groove 7 of rectangle that 3 tops, which have cross section, and for placing bead 1 to be processed, driving shaft 4 is connect with main mill 3, and Driving shaft 4 is located at the center of annular groove 7, and driving shaft 4 drives main mill 3 to rotate, and Die for pressing cap 5 is connected to main mill by aligning bar 6 The top of disk 3, aligning bar 6 are fixedly connected with Die for pressing cap 5, are used to support Die for pressing cap 5, and aligning bar 6 opposite with main mill 3 can turn Dynamic, Die for pressing cap 5 is equipped with liquid injection hole 8.
Driving mechanism 2 is motor, and driving shaft 4 drives main mill 3 to rotate, since aligning bar 6 opposite with main mill 3 can turn Dynamic, when main mill 3 rotates, Die for pressing cap 5 will not be with 3 constant speed rotation of main mill, and making 1 upper and lower surface of bead, there are speed difference, bands 1 rotation of dynamic bead, simultaneously because the rectangular loop slot 7 for having used space larger, when main mill 3 rotates, 1 rotation of bead is more certainly By grinding is more uniform.
6 eccentric setting of aligning bar, the i.e. axis of aligning bar 6 are parallel with the axis of driving shaft 4 and not conllinear, outside annular groove 7 There is horizontal clearance, the distance between the axis of aligning bar 6 and the axis of driving shaft 4 a to be less than water between edge and upper millstone outer rim The half of flat gap b, when aligning bar 6 moves to the positions Fig. 3 by the positions Fig. 2, aligning bar 6 move distance be 2a, at this time on There are the deviations of 2a between the abradant surface and annular groove 7 of mill, and when horizontal clearance b is more than 2a, bead 1 can still be located at grinding Between face and annular groove 7.Using the aligning bar 6 of eccentric setting can make in 1 process of revolution of bead with the contact surface of upper millstone Angular speed constantly changes, to ensure that bead 1 and the rubbing surface of main mill 3 and upper millstone will not be carried close to anchor ring High lapping uniformity.A preferred embodiment of the present invention, main mill 3 is identical as 5 diameter of Die for pressing cap, when initial, main mill 3 with Die for pressing cap 5 is coaxial, and 7 outer edge of annular groove is 3mm, axis and the active of aligning bar 6 with 5 outer peripheral horizontal clearance b of Die for pressing cap The distance between the axis of axis 4 a is 1mm, when aligning bar 6 revolve round the sun 180 ° when, 5 outer edge of Die for pressing cap and 7 outer edge of annular groove it Between minimum level gap become 1mm, bead 1 is still between Die for pressing cap 5 and annular groove 7.
Dismountable threaded form may be used with Die for pressing cap 5 in aligning bar 6, can also use non-removable welding Form is equipped with bearing 10, the aligning bar 6 is placed in as shown in figure 4,3 top of main mill is equipped with eccentric orfice 9 in the eccentric orfice 9 In the eccentric orfice 9, keep aligning bar 6 and the relative motion of main mill 3 more flexible by the way that bearing 10 is arranged, and eccentric orfice 9 is straight Diameter can be close with the diameter of aligning bar 6, prevents aligning bar 6 crooked.
The ratio between the distance between height of annular groove 7 and 7 bottom of annular groove to Die for pressing cap 5 are 0.5-0.8, prevent bead 1 It is detached from annular groove 7, while 7 side of annular groove can be ground bead 1.
As shown in Figure 2 and Figure 3,5 top of Die for pressing cap is additionally provided with Gravity Mode 12, increases the active force to 1 upper surface of bead, carries High grinding rate, Gravity Mode 12 are connect by connecting rod 11 with Die for pressing cap 5.Connecting rod 11 can be split structure, select as needed The Gravity Mode 12 for whether increasing Gravity Mode 12 or selecting approrpiate wts is selected, specifically, connecting rod 11 divides for upper boom 11-1 and lower beam It is fixedly connected with Gravity Mode 12 at the top of 11-2, upper boom 11-1, the bottoms lower beam 11-2 are fixedly connected with Die for pressing cap 5, the bottoms upper boom 11-1 Portion is connect with lower beam 11-2 screw tops.
To reduce energy loss, driving shaft 4 is set to 3 center of main mill, and connecting rod 11 is coaxially disposed with aligning bar 6, is simultaneously Ensure that structure is beautiful, Die for pressing cap 5 and Gravity Mode 12 are also coaxially disposed.
Preferably cylinder iron material is made main mill 3 in the present invention, since main mill 3 is groundwork mill, by bead 1 Abrasion and lapping liquid corrosion most serious, it is preferable using cast iron quality corrosion resistance and wear-resisting property.
The miniature bead processing technology of the present invention, including following procedure of processing:
(1)The suitably main mill 3 of selection and Die for pressing cap 5, selection principle of 1 size of bead as needed are needed bead 1 Diameter is slightly less than the width of annular groove 7, and the distance between 7 bottom of annular groove to the Die for pressing cap 5 is equal to the straight of the bead 1 needed Diameter, in a preferred embodiment of the invention, the width of the 1 a diameter of 5mm of bead needed, annular groove 7 are 8mm, annular groove 7 Height be 3mm;
(2)Original workpiece is cut into the small workpiece with 1 adjoining dimensions of bead needed, simultaneously by multiple small workpieces to be processed It is put into annular groove 7, then Die for pressing cap 5 is placed in 3 top of main mill;
(3)Gravity Mode 12 is selected, and Gravity Mode 12 and main mill 3 are fixed;
(4)Lapping liquid is injected on main mill 3, lapping liquid is made to be covered in 3 surface of main mill, starts driving mechanism 2, is ground Mill.
In the description of this specification, the description of reference term " specific embodiment ", " still another embodiment " etc. Mean to be contained at least one embodiment of the present invention in conjunction with the embodiment particular features, structures, materials, or characteristics described In.In the present specification, identical embodiment is not necessarily referring to the schematic representation of the term.Moreover, the tool of description Body characteristics, structure, material or feature can be combined in any suitable manner in any one or more embodiments.
Present device substantially increases processing efficiency, and the rotating speed of main mill is increased to from 50 ~ 60 revs/min before 300 ~ 400 revs/min, refining efficiency can reach 4 ~ 5 micro- ms/min, and the proper sphere degree precision of the bead processed is very high, Ke Yiman The application field of the high-precision requirements such as foot communication, military project, aerospace, working efficiency and product quality have qualitative leap.
It is enlightenment with above-mentioned desirable embodiment according to the present invention, through the above description, relevant staff is complete Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention Property range is not limited to the contents of the specification, it is necessary to determine its technical scope according to right.

Claims (10)

1. a kind of ultraprecise ball molding machine, it is characterised in that:Including driving mechanism(2), main mill(3), driving shaft(4), pressure Cover mold(5)And aligning bar(6);The driving mechanism(2)With the driving shaft(4)Connection, the main mill(3)Top has cross The annular groove of rectangular cross-section(7), the driving shaft(4)With the main mill(3)Connection, and driving shaft(4)Positioned at annular groove (7)Center, the Die for pressing cap(5)Pass through aligning bar(6)It is connected to the main mill(3)Top, the aligning bar(6)With The Die for pressing cap(5)It is fixedly connected, aligning bar(6)It can be with the main mill(3)It relatively rotates, the Die for pressing cap(5)On set There is liquid injection hole(8).
2. ultraprecise ball molding machine as described in claim 1, it is characterised in that:The aligning bar(6)Axis with it is described Driving shaft(4)Axis it is parallel and not conllinear, the annular groove(7)There is horizontal clearance between outer rim and the upper millstone outer rim B, the aligning bar(6)Axis and the driving shaft(4)The distance between axis a be less than the half of the horizontal clearance b.
3. ultraprecise ball molding machine as claimed in claim 2, it is characterised in that:The aligning bar(6)With the Die for pressing cap (5)It is threadedly coupled, the main mill(3)Top is equipped with and is adapted for insertion into the aligning bar(6)Eccentric orfice(9), the eccentric orfice (9)It is interior to be equipped with bearing(10), the aligning bar(6)It is placed in the eccentric orfice(9)It is interior.
4. ultraprecise ball molding machine as described in claim 1, it is characterised in that:The annular groove(7)Height with it is to be added Work bead diameter ratio is 0.5-0.8.
5. ultraprecise ball molding machine as described in claim 1, it is characterised in that:The Die for pressing cap(5)Top is additionally provided with weight Power mould(12), the Gravity Mode(12)Pass through connecting rod(11)With the Die for pressing cap(5)Connection.
6. ultraprecise ball molding machine as claimed in claim 5, it is characterised in that:The connecting rod(11)It is divided into upper boom(11-1) And lower beam(11-2), the upper boom(11-1)Top and Gravity Mode(12)It is fixedly connected, the lower beam(11-2)Bottom and gland Mould(5)It is fixedly connected, the upper boom(11-1)Bottom and lower beam(11-2)Screw top connects.
7. ultraprecise ball molding machine as claimed in claim 5, it is characterised in that:The driving shaft(4)Positioned at the main mill Disk(3)Center, the connecting rod(11)With the aligning bar(6)Coaxial arrangement.
8. ultraprecise ball molding machine as described in claim 1, it is characterised in that:The main mill(3)By spheroidal graphite cast-iron material Matter is made.
9. ultraprecise ball molding machine as claimed in claim 5, it is characterised in that:The Die for pressing cap(5)And Gravity Mode(12) Coaxial arrangement.
10. a kind of miniature bead processing technology, it is characterised in that include following procedure of processing:
(1)Bead as needed(1)The suitably main mill of the selection of size(3)And Die for pressing cap(5), selection principle is needed Bead(1)Diameter is slightly less than annular groove(7)Width, annular groove(7)Bottom is to the Die for pressing cap(5)The distance between be equal to need The bead wanted(1)Diameter;
(2)Original workpiece is cut into the bead with needs(1)The small workpiece of adjoining dimensions, multiple small workpieces to be processed are same When be put into annular groove(7)In, then by Die for pressing cap(5)It is placed in main mill(3)Top;
(3)Select Gravity Mode(12), and by Gravity Mode(12)With main mill(3)It is fixed;
(4)Pass through liquid injection hole(8)To main mill(3)Upper injection lapping liquid, makes lapping liquid be covered in main mill(3)Surface starts Driving mechanism(2), it is ground.
CN201810601135.1A 2018-06-12 2018-06-12 A kind of ultraprecise ball molding machine Pending CN108481124A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810601135.1A CN108481124A (en) 2018-06-12 2018-06-12 A kind of ultraprecise ball molding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810601135.1A CN108481124A (en) 2018-06-12 2018-06-12 A kind of ultraprecise ball molding machine

Publications (1)

Publication Number Publication Date
CN108481124A true CN108481124A (en) 2018-09-04

Family

ID=63342743

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810601135.1A Pending CN108481124A (en) 2018-06-12 2018-06-12 A kind of ultraprecise ball molding machine

Country Status (1)

Country Link
CN (1) CN108481124A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111230650A (en) * 2018-11-27 2020-06-05 宜城市泳瑞玻璃科技有限公司 Polishing equipment and polishing method for high-precision glass beads

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111230650A (en) * 2018-11-27 2020-06-05 宜城市泳瑞玻璃科技有限公司 Polishing equipment and polishing method for high-precision glass beads
CN111230650B (en) * 2018-11-27 2021-05-07 宜城市泳瑞玻璃科技有限公司 Polishing equipment and polishing method for high-precision glass beads

Similar Documents

Publication Publication Date Title
CN103801999B (en) Stepless grinding and polishing apparatus
CN104742004B (en) Bearing ring super lapping machine and its application method
CN101279434A (en) Double-disk rotation eccentric V shaped groove grinding miller
CN102513915A (en) Processing method of precision cylindrical part
CN100513080C (en) Cup type grinding wheel trimming device
CN108544305A (en) A kind of device of the magnetorheological auxiliary V-groove high-efficiency high-accuracy polishing Ceramic Balls of cluster
CN107052987A (en) Applied to it is synchronous slightly grind, lappingout, the processing unit (plant) for polishing spheroid
CN203696639U (en) Stepless grinding and polishing device
CN108481124A (en) A kind of ultraprecise ball molding machine
CN106002605A (en) Ultraprecise ball grinding and polishing machine and process
CN109664179B (en) Annular polishing machine
CN103537981B (en) A kind of superfine processing method of high accuracy circular cylindrical parts cylindrical
CN102554762B (en) Method for machining precision spherical parts
CN103522168A (en) Cylindrical part outer circle machining device based on holder eccentric rotary swing type double-plane grinding
CN208262426U (en) A kind of device of the magnetorheological auxiliary V-groove high-efficiency high-accuracy polishing Ceramic Balls of cluster
CN207771564U (en) A kind of mechanical processing grinding device
CN208811764U (en) A kind of ultraprecise ball molding machine
CN108608274A (en) A kind of ultra-precision continuous polishing machine
CN211841508U (en) Plane grinding and polishing machine
CN101234483A (en) Metal base spherical diamond abrasive wheel dressing device
CN201058407Y (en) High-efficiency grinding device of high-precision ball double axial rotation abrasive disk
CN104802055B (en) The processing method in fan-shaped oil film wedge face on booster sliding bearing
CN104999356A (en) Ceramic ball workblank finishing device
CN207171672U (en) A kind of internal grinding attachment
CN110587464A (en) Polishing grinding tool, polishing device containing polishing grinding tool and polishing method

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination