CN207642907U - A kind of disc-grinding mechanism being used for sanding and polishing and mirror finish lathe - Google Patents

A kind of disc-grinding mechanism being used for sanding and polishing and mirror finish lathe Download PDF

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Publication number
CN207642907U
CN207642907U CN201721895177.8U CN201721895177U CN207642907U CN 207642907 U CN207642907 U CN 207642907U CN 201721895177 U CN201721895177 U CN 201721895177U CN 207642907 U CN207642907 U CN 207642907U
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bearing
grinding
disc
shaft
mill
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CN201721895177.8U
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林昌达
郑建中
车江洪
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Shenzhen Moba Intelligent Technology Co Ltd
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Shenzhen Moba Intelligent Technology Co Ltd
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Abstract

The utility model discloses a kind of disc-grinding mechanisms being used for sanding and polishing and mirror finish lathe, are related to sander technical field;Including electric rotating machine, traffic cycle and millstone device;Millstone device is mounted on the upper of traffic cycle, and traffic cycle is fixedly mounted on the output shaft of electric rotating machine;Millstone device includes eccentric rotating disk mechanism, which includes the second mill, eccentric shaft, the second driving motor, second bearing seat, the second support base and the second buffer unit;The top of second mill and eccentric shaft is rotatablely connected, and the output shaft of the second driving motor is fixedly connected with the bottom end of eccentric shaft;Second buffer unit is arranged between second bearing seat and the second support base, and the second buffer unit is for making to form elastic connection between second bearing seat and the second support base;The utility model has the beneficial effects that:The movement locus of millstone device synthesis acts on workpiece surface, will generate disorderly lines, reaches the technological requirement of mechanical grinding.

Description

A kind of disc-grinding mechanism being used for sanding and polishing and mirror finish lathe
Technical field
The utility model is related to sander technical fields, are thrown more specifically, the utility model is related to one kind for polishing The disc-grinding mechanism of light and mirror finish lathe.
Background technology
Currently on the market there are three types of the forms of motion of the grinding head of mechanical grinding, when Concentric rotation, second is that be eccentrically rotated, Third, double leval jib rotates, Concentric rotation is divided into as disc type and two kinds wheeled, no matter which kind of forms of motion, workpiece be required to rotation or Straight line moves back and forth, and so that the consumptive material of grinding head is acted on workpiece surface and forms disorderly lines, otherwise will appear drawing pattern, up to not To technological requirement.For the sanding and polishing and mirror finish of mobile phone battery cover, capital equipment have six-joint robot, five axis sanders, Flat-grinding machine and side grinding machine etc., six-joint robot are generally individually polished with pneumatic grinding head, and five axis sanders are typically also pneumatically or electrically Rotary bistrique is polished, and Flat grinder is then polished with mill, and side grinding machine is then polished with small emery wheel, the forms of motion of these bistriques, from line For the speed of speed, flat-grinding machine is fastest, but flat-grinding machine can only make the workpiece of plane, and workpiece rotation is by mill Friction generates, and so that mechanical efficiency is declined, therefore working efficiency is also affected.Other equipment because want and therefore the work(in the faces 3D Can, linear velocity cannot be made very high, to which working efficiency does not reach ideal requirement.
Utility model content
The purpose of the utility model is to overcome the deficiencies of above-mentioned technology, provide a kind of for sanding and polishing and mirror finish The disc-grinding mechanism of lathe, the millstone device of the disc-grinding mechanism can not only rotation, can also revolve round the sun, the movement locus of this synthesis Workpiece surface is acted on, disorderly lines will be generated, reach the technological requirement of mechanical grinding.
What the technical solution of the utility model was realized in:A kind of mill being used for sanding and polishing and mirror finish lathe Mechanism thes improvement is that:Including electric rotating machine, traffic cycle and millstone device;
The millstone device circular array mounted on the upper surface of traffic cycle, the traffic cycle is fixedly mounted on On the output shaft of electric rotating machine;
The millstone device includes eccentric rotating disk mechanism, which includes the second mill, eccentric shaft, second Driving motor, second bearing seat, the second support base and the second buffer unit;
The top of second mill and the eccentric shaft is rotatablely connected, the output shaft of second driving motor and institute The bottom end for stating eccentric shaft is fixedly connected, and under the active force in eccentric shaft turns, second mill is driven to rotate;And it is described The second driving motor be fixedly mounted in second bearing seat;
Second buffer unit is arranged between second bearing seat and the second support base, and the second buffer unit is for making Elastic connection is formed between second bearing seat and the second support base.
In such a configuration, second buffer unit includes the second guiding axis, second spring and the second guiding Set;
The upper end of second guiding axis is fixed in second bearing seat, and the second spring is sleeved on the second guiding axis Lower end, and second spring is fixed on the second guiding axis;Second guide sleeve is fixed on the second support base, and second The lower end of spring is fixed on the second guide sleeve.
In such a configuration, upper end bearing, the upper end bearing are provided between second mill and eccentric shaft It is fixed on the lower surface of the second mill, the top of the eccentric shaft is inserted and secured at the center of upper end bearing.
In such a configuration, bottom end bearing, the lower end axis are provided between the eccentric shaft and second bearing seat It holds and is fixed in second bearing seat, the lower end of the eccentric shaft is inserted and secured at the center of bottom end bearing.
In such a configuration, the disc-grinding mechanism for sanding and polishing and mirror finish lathe further includes first turn Disc mechanism, first rotating disk mechanism include the first mill, first bearing seat, the first support base, the first driving motor and first Buffer unit;
First mill is fixedly connected with the motor shaft of first driving motor, passes through the band of the first driving motor It moves and rotates;First driving motor is fixedly mounted in first bearing seat;
First buffer unit is arranged between first bearing seat and the first support base, and the first buffer unit is for making Elastic connection is formed between first bearing seat and the first support base.
In such a configuration, first buffer unit includes the first guiding axis, the first spring and the first guiding Set;
The upper end of first guiding axis is fixed in first bearing seat, and first spring pocket is in the first guiding axis Lower end, and the first spring is fixed on the first guiding axis;First guide sleeve is fixed on the first support base, and first The lower end of spring is fixed on the first guide sleeve.
In such a configuration, first rotating disk mechanism further includes Coupling Shaft, the upper end of the Coupling Shaft and described the The lower surface of one mill is fixedly connected, and the lower end of Coupling Shaft is fixedly connected with the motor shaft of first driving motor.
In such a configuration, multiple first bearings, the switching are provided in the first bearing seat Axis is inserted and secured in the centre bore of the first bearing.
In such a configuration, the disc-grinding mechanism further includes turntable rack, turntable bearing and turntable shaft bearing;
An installation through-hole is provided in the turntable rack, the turntable shaft bearing is fixed in the installation through-hole, The turntable bearing is fixed in turntable shaft bearing, and the output shaft of the electric rotating machine is worn from the centre bore of turntable bearing It crosses.
The utility model has the beneficial effects that:Such disc-grinding mechanism of the utility model, mill is there are two types of forms of motion, and one It is Concentric rotation, second is that being eccentrically rotated, is selectively used for different operating modes;In addition, what millstone device was rotated mounted in one On traffic cycle, the mill of millstone device can also revolve round the sun in addition to rotation, and the movement locus of this synthesis acts on workpiece surface, Disorderly lines will be generated, reaches the technological requirement of mechanical grinding;In addition, since workpiece is in the top of mill consumptive material, processing When the minute surface technique of workpiece, abrasive material can be easily sprayed very much, and workpiece is not easily susceptible to secondary pollution, reach perfect minute surface Processing technology.
Description of the drawings
Fig. 1 is that a kind of stereochemical structure for sanding and polishing and the disc-grinding mechanism of mirror finish lathe of the utility model is shown It is intended to.
Fig. 2 is a kind of for the signal of the section of sanding and polishing and the disc-grinding mechanism of mirror finish lathe of the utility model Figure.
Fig. 3 is the dimensional structure diagram of the eccentric rotating disk mechanism of the utility model.
Fig. 4 is the schematic cross-section of the eccentric rotating disk mechanism of the utility model.
Fig. 5 is the dimensional structure diagram of first rotating disk mechanism of the utility model.
Fig. 6 is the schematic cross-section of first rotating disk mechanism of the utility model.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is used only for explaining The utility model is not used to limit the utility model.
With reference to shown in 1, Fig. 2, the utility model discloses a kind of mill machine being used for sanding and polishing and mirror finish lathe Structure, including electric rotating machine 301, traffic cycle 302 and millstone device 303;The installation of 303 circular array of millstone device In the upper surface of traffic cycle 302, the traffic cycle 302 is fixedly mounted on the output shaft of electric rotating machine 301;In addition, described Disc-grinding mechanism further include turntable rack 304, turntable bearing 305 and turntable shaft bearing 306;In the turntable rack 304 It is provided with an installation through-hole, the turntable shaft bearing 306 is fixed in the installation through-hole, and the turntable bearing 305 is fixed In turntable shaft bearing 306, the output shaft of the electric rotating machine 301 is passed through from the centre bore of turntable bearing 305, therefore, rotation The rotation of rotating motor 301 drives traffic cycle 302 to rotate, to drive millstone device 303 to be rotated along the center of traffic cycle 302, Form revolution.
For the millstone device 303, the utility model proposes a specific embodiment, millstone device 303 includes the Array that one rotating disk mechanism 10 and eccentric rotating disk mechanism 20, the first rotating disk mechanism and eccentric rotating disk mechanism 20 are spaced, rounded It is arranged on traffic cycle 302, is rotated by the drive of traffic cycle 302.
As shown in Figure 3, Figure 4, for the eccentric rotating disk mechanism 20, the utility model proposes a specific embodiment, Eccentric rotating disk mechanism 20 includes the second mill 201, eccentric shaft 202, the second driving motor 203, second bearing seat 204, second Support seat 205 and the second buffer unit 206;The top of second mill 201 and the eccentric shaft 202 is rotatablely connected, institute The output shaft for stating the second driving motor 203 is fixedly connected with the bottom end of the eccentric shaft 202, the inertia when eccentric shaft 202 rotates Under effect, second mill 201 is driven to rotate;And second driving motor 203 is fixedly mounted on second bearing seat On 204;Second buffer unit 206 is arranged between second bearing seat 204 and the second support base 205, the second buffering dress 206 are set for making to form elastic connection between second bearing seat 204 and the second support base 205.In the present embodiment, described second Mill 201 is rounded, and the second bearing seat 204 and the second support base 205 are square, and second bearing seat 204 and Four corners of two support bases 205 are respectively arranged with one second buffer unit 206.
For second buffer unit 206, the utility model provides a specific embodiment, the described second buffering Device 206 includes the second guiding axis 2061, second spring 2062 and the second guide sleeve 2063;Second guiding axis 2061 Upper end be fixed in second bearing seat 204, the second spring 2062 is sleeved on the lower end of the second guiding axis 2061, and second Spring 2062 is fixed on the second guiding axis 2061;Second guide sleeve 2063 is fixed on the second support base 205, and the The lower end of two springs 2062 is fixed on the second guide sleeve 2063.
Further, upper end bearing 207, the upper shaft are provided between second mill 201 and eccentric shaft 202 207 lower surfaces for being fixed on the second mill 201 are held, the top of the eccentric shaft 202 is inserted and secured in upper end bearing 207 At the heart;Bottom end bearing 208 is provided between the eccentric shaft 202 and second bearing seat 204, the bottom end bearing 208 is fixed In second bearing seat 204, the lower end of the eccentric shaft 202 is inserted and secured at the center of bottom end bearing 208;The present embodiment In, it is arranged side by side between the eccentric shaft 202 and second bearing seat 204 that there are two bottom end bearings 208.
By above-mentioned structure, the utility model supports the second bistrique second spring 2062, by second spring 2062 It is transferred to a certain suitable elastic force section in advance, when workpiece contacts the second mill 201, under spring force, 201 meeting of the second mill A mobile small displacement, for second spring 2062, the force variation that this small distance generates, in reasonable Polishing pressure working range, efficiently solve polishing pressure constant sex chromosome mosaicism.In addition, in bruting process, second spring 2062 can also play damping effect, and larger help is brought again to the polishing quality-improving of workpiece;For the fixture of multistation The coplanarity of working face can also walk automatic regulating and compensating role, also ensure multistation grinding workpieces consistency.In addition, this The rotation of second mill 201 of utility model is by eccentric shaft 202 under certain rotating speed, using centrifugal force actuating sleeve in eccentric shaft Bearing block on 202, mill is on this bearing block, in this way, the movement of mill is more disorderly in workpiece surface formation lines, more Be conducive to do mirror finishing process.
As shown in Figure 5, Figure 6, for first rotating disk mechanism, the utility model proposes a specific embodiment, One rotating disk mechanism 10 includes the first mill 101, first bearing seat 102, the first support base 103, the first driving motor 104 and the One buffer unit 105;First mill 101 is fixedly connected with the motor shaft of first driving motor 104, passes through first The drive of driving motor 104 and rotate;First driving motor 104 is fixedly mounted in first bearing seat 102;Described First buffer unit 105 is arranged between first bearing seat 102 and the first support base, and the first buffer unit 105 is for making first Elastic connection is formed between bearing block 102 and the first support base 103.In the present embodiment, as shown in Figure 1, first mill 101 is rounded, and first support base 103 is square, and four vertex of first support base 103 are both provided with first Buffer unit 105.
As shown in fig. 6, for first buffer unit 105, the utility model provides a specific embodiment, described The first buffer unit 105 include the first guiding axis 1051, the first spring 1052 and the first guide sleeve 1053;Described first The upper end of guiding axis 1051 is fixed in first bearing seat 102, and first spring 1052 is sleeved on the first guiding axis 1051 Lower end, and the first spring 1052 is fixed on the first guiding axis 1051;First guide sleeve 1053 is fixed on the first support On seat 103, and the lower end of the first spring 1052 is fixed on the first guide sleeve 1053.
In addition, in the above-described embodiment, first rotating disk mechanism 10 further includes Coupling Shaft 106, the Coupling Shaft 106 Upper end be fixedly connected with the lower surface of first mill 101, the lower end of Coupling Shaft 106 and first driving motor 104 Motor shaft be fixedly connected;Multiple first bearings 107, the switching are provided in the first bearing seat 102 Axis 106 is inserted and secured in the centre bore of the first bearing 107.
By above-mentioned structure, the first spring 1052 of the first mill is supported, the first spring 1052 is transferred in advance a certain Suitable elastic force section, when workpiece contacts the first mill 101, under spring force, the first mill 101 can move one it is micro- Small displacement, for the first spring 1052, the force variation that this small distance generates, in rational polishing pressure Working range, the constant sex chromosome mosaicism of effective solution polishing pressure;In addition, in bruting process, the first spring 1052 is also Damping effect is played, larger help is brought again to the polishing quality-improving of workpiece;For the fixture working face of multistation Coplanarity can also walk automatic regulating and compensating role, also ensure multistation grinding workpieces consistency, reach best polishing effect Fruit substantially increases the quality of sanding and polishing and mirror finish.
Such disc-grinding mechanism of the utility model, mill is there are two types of forms of motion, when Concentric rotation, second is that eccentric rotation Turn, is selectively used for different operating modes;In addition, millstone device 303, on the traffic cycle 302 of a rotation, mill fills 303 mill is set in addition to rotation, can also be revolved round the sun, the movement locus of this synthesis acts on workpiece surface, will generate disorderly Lines reaches the technological requirement of mechanical grinding;In addition, since workpiece is in the top of mill consumptive material, in the minute surface work of workpieces processing When skill, abrasive material can be easily sprayed very much, and workpiece is not easily susceptible to secondary pollution, reach perfect mirror finishing process.
Described above is only the preferred embodiment of the utility model, and above-mentioned specific embodiment is not to the utility model Limitation.In the technological thought scope of the utility model, various modifications and modification, the ordinary skill of all this fields can occur Retouching, modification or the equivalent replacement that personnel are made as described above belong to the range that the utility model is protected.

Claims (9)

1. a kind of disc-grinding mechanism being used for sanding and polishing and mirror finish lathe, it is characterised in that:Including electric rotating machine, traffic cycle And millstone device;
The millstone device circular array mounted on the upper surface of traffic cycle, the traffic cycle is fixedly mounted on rotation On the output shaft of motor;
The millstone device includes eccentric rotating disk mechanism, which includes the second mill, eccentric shaft, the second driving Motor, second bearing seat, the second support base and the second buffer unit;
The top of second mill and the eccentric shaft is rotatablely connected, the output shaft of second driving motor with it is described partially The bottom end of mandrel is fixedly connected, and under the active force in eccentric shaft turns, second mill is driven to rotate;And described Two driving motors are fixedly mounted in second bearing seat;
Second buffer unit is arranged between second bearing seat and the second support base, and the second buffer unit is for making second Elastic connection is formed between bearing block and the second support base.
2. a kind of disc-grinding mechanism being used for sanding and polishing and mirror finish lathe according to claim 1, it is characterised in that: Second buffer unit includes the second guiding axis, second spring and the second guide sleeve;
The upper end of second guiding axis is fixed in second bearing seat, and the second spring is sleeved under the second guiding axis End, and second spring is fixed on the second guiding axis;Second guide sleeve is fixed on the second support base, and second spring Lower end fix on the second guide sleeve.
3. a kind of disc-grinding mechanism being used for sanding and polishing and mirror finish lathe according to claim 1, it is characterised in that: Upper end bearing is provided between second mill and eccentric shaft, the upper end bearing is fixed on the lower surface of the second mill, The top of the eccentric shaft is inserted and secured at the center of upper end bearing.
4. a kind of disc-grinding mechanism being used for sanding and polishing and mirror finish lathe according to claim 1 or 3, feature exist In:Bottom end bearing is provided between the eccentric shaft and second bearing seat, the bottom end bearing is fixed in second bearing seat, The lower end of the eccentric shaft is inserted and secured at the center of bottom end bearing.
5. a kind of disc-grinding mechanism being used for sanding and polishing and mirror finish lathe according to claim 1, it is characterised in that: The disc-grinding mechanism for sanding and polishing and mirror finish lathe further includes the first rotating disk mechanism, the first rotating disk mechanism packet Include the first mill, first bearing seat, the first support base, the first driving motor and the first buffer unit;
First mill is fixedly connected with the motor shaft of first driving motor, by the drive of the first driving motor Rotation;First driving motor is fixedly mounted in first bearing seat;
First buffer unit is arranged between first bearing seat and the first support base, and the first buffer unit is for making first Elastic connection is formed between bearing block and the first support base.
6. a kind of disc-grinding mechanism being used for sanding and polishing and mirror finish lathe according to claim 5, it is characterised in that: First buffer unit includes the first guiding axis, the first spring and the first guide sleeve;
The upper end of first guiding axis is fixed in first bearing seat, and first spring pocket is under the first guiding axis End, and the first spring is fixed on the first guiding axis;First guide sleeve is fixed on the first support base, and the first spring Lower end fix on the first guide sleeve.
7. a kind of disc-grinding mechanism being used for sanding and polishing and mirror finish lathe according to claim 5, it is characterised in that: First rotating disk mechanism further includes Coupling Shaft, and the upper end of the Coupling Shaft is fixedly connected with the lower surface of first mill, The lower end of Coupling Shaft is fixedly connected with the motor shaft of first driving motor.
8. a kind of disc-grinding mechanism being used for sanding and polishing and mirror finish lathe according to claim 7, it is characterised in that: Multiple first bearings are provided in the first bearing seat, the Coupling Shaft is inserted and secured on the first axle In the centre bore held.
9. a kind of disc-grinding mechanism being used for sanding and polishing and mirror finish lathe according to claim 1, it is characterised in that: The disc-grinding mechanism further includes turntable rack, turntable bearing and turntable shaft bearing;
An installation through-hole is provided in the turntable rack, the turntable shaft bearing is fixed in the installation through-hole, described Turntable bearing be fixed in turntable shaft bearing, the output shaft of the electric rotating machine is passed through from the centre bore of turntable bearing.
CN201721895177.8U 2017-12-28 2017-12-28 A kind of disc-grinding mechanism being used for sanding and polishing and mirror finish lathe Active CN207642907U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721895177.8U CN207642907U (en) 2017-12-28 2017-12-28 A kind of disc-grinding mechanism being used for sanding and polishing and mirror finish lathe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721895177.8U CN207642907U (en) 2017-12-28 2017-12-28 A kind of disc-grinding mechanism being used for sanding and polishing and mirror finish lathe

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Publication Number Publication Date
CN207642907U true CN207642907U (en) 2018-07-24

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