CN203887673U - Full-automatic weight polishing device - Google Patents
Full-automatic weight polishing device Download PDFInfo
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- CN203887673U CN203887673U CN201420314914.0U CN201420314914U CN203887673U CN 203887673 U CN203887673 U CN 203887673U CN 201420314914 U CN201420314914 U CN 201420314914U CN 203887673 U CN203887673 U CN 203887673U
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- counterweight
- polishing
- weight
- roller
- wheel
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Abstract
The utility model relates to a full-automatic weight polishing device. The full-automatic weight polishing device comprises a rack, an idler wheel positioning mechanism, a pressing wheel positioning mechanism, a weight top face polishing mechanism, a weight bottom face polishing mechanism and a weight side face polishing mechanism, wherein the idler wheel positioning mechanism, the pressing wheel positioning mechanism, the weight top face polishing mechanism, the weight bottom face polishing mechanism and the weight side face polishing mechanism are arranged on the rack. A weight is placed between two idler wheels matched with arc-shaped grooves of the weight, the weight is positioned axially through the arc-shaped grooves, and a pressing wheel is driven by an air cylinder to stretch out to press the weight, so that the weight is positioned in the radial direction, and a motor drives the idler wheels to rotate to drive the weight to rotate through friction force. The front side, the rear side, the left side and the right side of the weight are provided with four polishing wheels which are respectively the top face polishing wheel, the bottom face polishing wheel and the two side face polishing wheels, and the top face polishing wheel, the bottom face polishing wheel and the two side face polishing wheels polish the top face, the bottom face and the side faces of the weight respectively. All the surfaces of the weight can be polished on one station, the weight does not need to be taken down in the polishing process, material supply and discharge are conducted in a mechanical arm grasping mode, and the weight can be continuously, stably and efficiently produced.
Description
Technical field
The utility model relates to a kind of full-automatic counterweight burnishing device, and the counterweight that is applicable to various weight carries out polishing.
Background technology
Counterweight polishing at present is mainly finished to master with artificial polishing and semi-automation, the manual polishing counterweight of workman, and work under bad environment, a large amount of dust of inspiration every day, easily suffer from occupational disease; Operating efficiency is not high simultaneously, and every workman completes the counterweight polishing that 20 weight are 2KG every day.
The semi-automatic counterweight polishing machine that some enterprises buy, workman is fixed on counterweight bottom on fixture, and semi-automatic polishing machine carries out polishing to counterweight top and side the first half thereof, then takes off polishing is carried out in its bottom and side the latter half.The method and device thereof want workman to carry out feed discharging, in each counterweight polishing process, will loosen twice to clamp, and in addition, in polishing process, due to excess Temperature, counterweight is difficult for taking off, and operating efficiency is not high.The method and device thereof have been bought by enterprise, have used the method and after device a period of time, have not just re-used, because operating efficiency is not as good as manual polishing.
And existing burnishing device and method thereof in the market, operating efficiency is not high, can not on a station, carry out polishing to counterweight all surface, and counterweight bottom groove is wanted manual polishing, and current burnishing device feed discharging inconvenience.
Summary of the invention
In order to address the above problem, the utility model provides a kind of full-automatic counterweight burnishing device, can simply efficiently carry out polishing to counterweight, has reduced the processing cost of counterweight, has simplified manufacturing process, has greatly improved the production efficiency of counterweight.
For achieving the above object, concrete scheme of the present utility model is:
A kind of full-automatic counterweight burnishing device, comprise frame and be located at the positioning mechanism for rolling wheel in frame, pinch roller detent mechanism, counterweight end face polishing mechanism, counterweight bottom surface polishing mechanism, counterweight side polishing mechanism, positioning mechanism for rolling wheel comprises the base plate that is fixed on the level in frame, the roller that two axis are parallel to each other and axial line is parallel with base plate, motor, be located at two couple on base plate rolling wheel support perpendicular to base plate, circumferentially there is a circular-arc flange of a circle at roller, the flange of two rollers matches with the deep-slotted chip breaker of counterweight simultaneously, the output shaft of motor is coaxially connected with a roller in two rollers, two rollers are movably connected between two pair roller supports, and the axial line of rolling wheel support and roller is perpendicular, pinch roller detent mechanism comprises the air cylinder support being fixed on base plate, vertically be fixed on the cylinder on air cylinder support, the pinch roller support being fixedly connected with the piston of cylinder, be movably connected on pinch roller support and the axial line pinch roller parallel with base plate, counterweight end face polishing mechanism comprises the end face polishing slide unit of being located in frame, the end face being fixed on end face polishing slide unit is thrown turbin generator, throw the coaxial end face being connected of turbin generator output shaft with end face and throw wheel, counterweight bottom surface polishing mechanism comprises the bottom surface polishing slide unit of being located in frame, be fixed on the turntable on bottom surface polishing slide unit, turbin generator is thrown in the bottom surface of being fixed on turntable, throw the coaxial bottom surface being connected of turbin generator output shaft with bottom surface and throw wheel, counterweight end face polishing mechanism and counterweight bottom surface polishing mechanism are located at the radially both sides of roller, counterweight side polishing mechanism comprises two side polishing slide units being located in frame, turbin generator is thrown in two sides that are individually fixed on two side polishing slide units, throw respectively coaxial two the sides throwing wheels that are connected of output shaft of turbin generator with two sides, two side polishing slide units are located at the axial both sides of roller, two sides are thrown the axial line of taking turns and are parallel to each other.Here pinch roller detent mechanism is used for compressing counterweight, prevents that end face from throwing wheel and bottom surface and throwing wheel the counterweight phenomenon of turning on one's side occurs when the end face to counterweight and bottom surface polishing respectively.
The arc diameter of the circular-arc flange of roller equates with the arc diameter of the deep-slotted chip breaker of counterweight.
The diameter of roller is 1～2 times of counterweight diameter, and the distance between two roller axial lines is 1～2 times of counterweight diameter.
The axial line of pinch roller and the axial line of roller are parallel to each other.
On base plate, having two parallel dovetail grooves, matches with two dovetail grooves respectively in the bottom of two pair roller supports, and rolling wheel support is fixed on the bottom of dovetail groove by screw.
End face polishing slide unit and bottom surface polishing slide unit are all cross leading screw slide unit, and polishing slide unit in side is straight line leading screw slide unit.
In frame, be also provided with manipulator.It is for Automatic-feeding and discharging that manipulator is set here.
The finishing method of applying full-automatic counterweight burnishing device, comprises the following steps,
(1) counterweight is put between two rollers, the flange of two rollers matches with the deep-slotted chip breaker of counterweight simultaneously, and to axially positioning of counterweight, pinch roller stretches out and pushes down counterweight under the driving of cylinder, to radially positioning of counterweight;
(2) motor drives coupled roller to rotate, and drives counterweight to rotate by frictional force;
(3) end face is thrown to take turns under the driving of end face throwing turbin generator and is rotated, end face is thrown wheel and is stretched out by the adjustment of end face polishing slide unit, end face is thrown the adjustment of wheel by end face polishing slide unit along perpendicular to the axial direction of counterweight or be parallel to the axial direction of counterweight and move, the end face of counterweight is carried out to polishing, under the driving of Pao Lun bottom surface, bottom surface throwing turbin generator, rotate, bottom surface is thrown wheel and is stretched out by the adjustment of bottom surface polishing slide unit, the adjustment of wheel by bottom surface polishing slide unit thrown along perpendicular to the axial direction of counterweight or be parallel to the axial direction of counterweight and move in bottom surface, polishing is carried out in the bottom surface of counterweight, bottom surface throwing wheel is adjusted angle by turntable the bottom recesses of counterweight is carried out to polishing, after end face to counterweight and bottom surface polishing are complete, end face is thrown wheel, bottom surface is thrown wheel and is retracted, pinch roller is retracted simultaneously,
(4) two sides are thrown wheel and under the driving of two sides throwing turbin generators, are rotated respectively, two sides are thrown wheel and are stretched out by the adjustment of two side polishing slide units respectively, two sides are thrown wheel and are moved linearly along being parallel to the axial direction of counterweight by the adjustment of two side polishing slide units respectively, and the side to counterweight and deep-slotted chip breaker carry out polishing.
When side to counterweight and deep-slotted chip breaker polishing, two sides are thrown wheel and are wanted the simultaneously symmetrical side to counterweight and deep-slotted chip breaker to carry out polishing.Here two sides are thrown wheel to want the simultaneously symmetrical side to counterweight and deep-slotted chip breaker to carry out polishing are in order to prevent that counterweight from turning on one's side in the process of polishing.In the time carrying out side to throw buff polishing, wheel is thrown in two sides, and the side to counterweight and the deep-slotted chip breaker of symmetry carry out polishing simultaneously, wheel is thrown in two sides is enough to make counterweight not overturn when the polishing of side to the symmetrical processing strength of counterweight, two sides are thrown wheel and are added that two rollers carry out effective location to counterweight, therefore pinch roller can be retracted, it is also in order to prevent that pinch roller and side are thrown the situation that interference appears in wheel when to the polishing of counterweight side that pinch roller is retracted.
Bottom surface is thrown and is taken turns when the bottom recesses of counterweight is carried out to polishing, and bottom surface is thrown wheel and adjusted angle by turntable, and the angle that the axis of wheel and the axis of counterweight are thrown in bottom surface is less than 90 °.
The full-automatic counterweight burnishing device of one of the present utility model, considers and can either carry out polishing to counterweight all surface at a station, again counterweight is positioned, and must allow so counterweight be rotated around self axis, just can be effective.For the design feature of counterweight, counterweight is placed on two rollers that match with its deep-slotted chip breaker, utilizes deep-slotted chip breaker to counterweight axial location, and pinch roller stretches out under air cylinder driven pushes down the radial location of counterweight to counterweight, the rotation of motor driving rolls, drives counterweight rotation by frictional force.Counterweight is provided with four all around and throws wheel, respectively that end face is thrown wheel, bottom surface throws wheel and wheel is thrown in two sides, end face is thrown wheel, bottom surface is thrown wheel and can be carried out the motion of XY direction by cross leading screw slide unit, perpendicular to the axial direction of counterweight, be parallel to the axial direction of counterweight and move, two sides are thrown wheel and can be carried out rectilinear motion by straight line leading screw slide unit, end face is thrown wheel, bottom surface is thrown to take turns to stretch out counterweight end face and bottom surface are carried out to polishing, after having thrown, end face is thrown wheel, bottom surface is thrown wheel and retracted, and pinch roller is retracted simultaneously.Side is thrown wheel and is stretched out, and polishing is carried out in counterweight side and deep-slotted chip breaker simultaneously.During to the polishing of counterweight side, side throw wheel must be simultaneously symmetrical polishing is carried out in counterweight side, otherwise counterweight is easily turned on one's side.Wheel axis is thrown in bottom surface and counterweight axis angle is less than 90 °, to counterweight bottom groove is carried out to polishing, angle can be adjusted by turntable.
The beneficial effects of the utility model:
1) counterweight production efficiency improves more than three times, has realized counterweight fully-automatic production truly;
2) only need on a station, can carry out polishing to counterweight all surface, comprise counterweight bottom groove;
3) can carry out polishing to the counterweight of different-diameter, change roller and throw wheel, the distance between roller can be adjusted by the dovetail groove shifting roller support along base plate;
4) charging discharging is convenient, utilizes manipulator to complete.Existing method and device thereof are solved because of excess Temperature after counterweight polishing, the problem of discharging inconvenience;
5) the recruitment famine that has solved enterprise and cause because work under bad environment and workman require to increase wage welfare;
6) simple in structure, production cost is low, and efficiency is high.
The utility model can carry out polishing to counterweight all surface on a station, does not need to take off counterweight in polishing process, and feed discharging adopts manipulator to capture mode, realized counterweight continuously, stable, High-efficient Production.
Brief description of the drawings
Fig. 1 is perspective view of the present utility model.
Fig. 2 is the local structure for amplifying schematic diagram of I in Fig. 1.
Fig. 3 is the perspective view of counterweight.
In figure: counterweight 1, deep-slotted chip breaker 1-1, bottom recesses 1-2, end face 1-3, bottom surface 1-4, side 1-5, right roller 2, right roller flange 2-1, left wheel 3, left wheel flange 3-1, frame 4, motor 5, rolling wheel support 6, base plate 7, dovetail groove 7-1, wheel 1 is thrown in side, end face is thrown wheel 9, wheel 2 10 is thrown in side, wheel 11 is thrown in bottom surface, turbin generator 12 is thrown in bottom surface, turntable 13, bottom surface polishing slide unit 14, side polishing slide unit 1, turbin generator 1 is thrown in side, end face is thrown turbin generator 17, end face polishing slide unit 18, turbin generator 2 19 is thrown in side, side polishing slide unit 2 20, manipulator 21, pinch roller 22, pinch roller support 23, cylinder 24, air cylinder support 25, fastening bolt 26.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described.
Embodiment 1: referring to accompanying drawing 1～accompanying drawing 3, a kind of full-automatic counterweight burnishing device, comprises frame 4 and be located at positioning mechanism for rolling wheel, pinch roller detent mechanism, counterweight end face polishing mechanism, counterweight bottom surface polishing mechanism, the counterweight side polishing mechanism in frame 4.
Positioning mechanism for rolling wheel comprise by fastening bolt 26 be fixed on the level in frame 4 base plate 7, two left wheel that axis is parallel to each other and axial line is parallel with base plate 73 and right roller 2, motors 5, be located at two couple on base plate 7 rolling wheel support 6 perpendicular to base plate 7, on base plate 7, there are two parallel dovetail groove 7-1, match with a dovetail groove 7-1 in the bottom of a pair of rolling wheel support 6, match with another dovetail groove 7-1 in the bottom of another pair roller support 6, rolling wheel support 6 is fixed on the bottom of dovetail groove 7-1 by screw.Circumferentially there is the circular-arc left wheel flange of a circle 3-1 in left wheel 3, circumferentially there is a circular-arc right roller flange 2-1 of a circle at right roller 2, the right roller flange 2-1 of the left wheel flange 3-1 of left wheel 3 and right roller 2 matches with the deep-slotted chip breaker 1-1 of counterweight 1 simultaneously, the arc diameter of right roller flange 2-1 of the left wheel flange 3-1 of left wheel 3 and right roller 2 and the arc diameter of the deep-slotted chip breaker 1-1 of counterweight 1 equate, the diameter of left wheel 3 and right roller 2 is 2 times of counterweight 1 diameter, distance between left wheel 3 and right roller 2 axial lines is 1.5 times of counterweight 1 diameter, the output shaft of motor 5 is coaxially connected with right roller 2 by shaft coupling, left wheel 3 and right roller 2 are between two pair roller supports 6, the axial two ends of left wheel 3 are flexibly connected with two rolling wheel supports 6 in the left side in two pair roller supports 6 respectively by bearing, the axial two ends of right roller 2 are flexibly connected with two rolling wheel supports 6 on the right side in two pair roller supports 6 respectively by bearing, the axial line of left wheel 3 and right roller 2 is perpendicular with rolling wheel support 6 respectively.
Pinch roller detent mechanism comprises the air cylinder support 25 that is fixed on base plate 7, is vertically fixed on the cylinder 24 on air cylinder support 25, the pinch roller support 23 being fixedly connected with the piston of cylinder 24, by the pinch roller 22 that bearing is movably connected on pinch roller support 23 and the axial line of axial line and left wheel 3 and right roller 2 is parallel to each other.
Counterweight end face polishing mechanism comprises the end face polishing slide unit 18 be located in frame 4, be fixed on end face on end face polishing slide unit 18 throws turbin generator 17, throws the coaxial end face throwing being connected of turbin generator 17 output shafts take turns 9 with end face.
Counterweight bottom surface polishing mechanism comprises the bottom surface polishing slide unit 14 be located in frame 4, be fixed on turntable 13 on bottom surface polishing slide unit 14, be fixed on bottom surface on turntable 13 throws turbin generator 12, throws the coaxial bottom surface throwing being connected of turbin generator 12 output shafts take turns 11 with bottom surface.
Counterweight end face polishing mechanism and counterweight bottom surface polishing mechanism are located at the radially both sides of left wheel 3 and right roller 2.
Counterweight side polishing mechanism comprises side polishing slide unit 1 and the side polishing slide unit 2 20 be located in frame 4, the side of being fixed on side polishing slide unit 1 is thrown turbin generator 1 and is fixed on the side throwing turbin generator 2 19 on side polishing slide unit 2 20, throw the coaxial side being connected of output shaft of turbin generator 1 throws wheel 1 and throws wheel 2 10 with the coaxial side being connected of output shaft of side throwing turbin generator 2 19 with side, side polishing slide unit 1 and side polishing slide unit 2 20 are located at the axial both sides of left wheel 3 and right roller 2, side is thrown wheel 1 and is parallel to each other with the axial line of side throwing wheel 2 10.
End face polishing slide unit 18 is all cross leading screw slide unit with bottom surface polishing slide unit 14, and side polishing slide unit 1 and side polishing slide unit 2 20 are straight line leading screw slide unit.
In frame 4, be also provided with manipulator 21.
Apply full-automatic counterweight burnishing device and carry out counterweight polishing process: manipulator 21 captures counterweight 1 and is placed between left wheel 3 and right roller 2, counterweight 1 is parallel to each other with left wheel 3 and right roller 2 threes' axial line, the left wheel flange 3-1 of left wheel 3 and the right roller flange 2-1 of right roller 2 are matched with the deep-slotted chip breaker 1-1 of counterweight 1 simultaneously, and object is that counterweight 1 is axially positioned.The piston of cylinder 24 stretches out, and promotion pinch roller 22 stretches out pushes down counterweight 1, and counterweight 1 is radially positioned.Motor 5 drives right roller 2 to rotate, and drives counterweight 1 to rotate by frictional force.End face is thrown wheel 9, bottom surface is thrown wheel 11 and under the driving of end face polishing slide unit 18, bottom surface polishing slide unit 14, moved to respectively counterweight 1 end face 1-3 and bottom surface 1-4, when adjustment, end face throw wheel 9, bottom surface throw wheel 11 can be respectively adjustment by end face polishing slide unit 18, bottom surface polishing slide unit 14 along perpendicular to the axial direction of counterweight 1 or be parallel to the axial direction of counterweight 1 and move, end face is thrown turbin generator 17, bottom surface and is thrown turbin generator 12 and drive respectively that end face is thrown wheel 9, bottom surface throws 11 couples of counterweight 1 end face 1-3 of wheel and bottom surface 1-4 carries out polishing.Before to counterweight 1 bottom surface 1-4 polishing, can be by adjusting the angle of turntable 13, to the better polishing of counterweight 1 bottom surface 1-4.The bottom recesses 1-2 of 11 pairs of counterweights 1 of wheel is thrown while carrying out polishing in bottom surface, and bottom surface is thrown wheel 11 and adjusted angle by turntable 13, and the angle that the axis of wheel 11 and the axis of counterweight 1 are thrown in the present embodiment bottom surface is 80 °.
After counterweight 1 end face 1-3 and bottom surface 1-4 polishing complete, end face is thrown wheel 9, wheel 11 initial points of retracting under the driving of end face polishing slide unit 18, bottom surface polishing slide unit 14 are thrown in bottom surface, and cylinder 24 drives pinch roller 22 retraction initial points simultaneously.Side is thrown wheel 1 and is thrown wheel 2 10 left and right sides that move to respectively counterweight 1 under the driving of side polishing slide unit 1 and side polishing slide unit 2 20 with side and be adjacent to side 1-5, and side is thrown turbin generator 1, side and thrown turbin generator 2 19 and drive respectively side to throw wheel 1 and side to throw that wheel 2 10 is simultaneously symmetrical from both sides carries out polishing to counterweight 1 side 1-5 and deep-slotted chip breaker 1-1.When to counterweight 1 side 1-5 and deep-slotted chip breaker 1-1 polishing, side polishing slide unit 1 and side polishing slide unit 2 20 will move as straight-line feed along being parallel to counterweight 1 axial direction.After side 1-5 polishing completes, manipulator 17 takes off counterweight 1, carries out next round periodic duty.In the time carrying out the polishing of end face 1-3 to counterweight 1 and bottom surface 1-4, in order to prevent from throwing interference and collision between wheel, side is thrown wheel 1 and side and throw wheel 2 10 initial point of should retracting respectively under the driving of side polishing slide unit 1 and side polishing slide unit 2 20.
For the counterweight 1 of different-diameter, change roller and the corresponding wheel of throwing.
Distance between left wheel 3 and right roller 2 can be adjusted, screw off screw, move the distance between two rolling wheel supports 6 adjusting every pair roller support 6 along dovetail groove 7-1, the diameter that makes the distance adaptation counterweight 1 between left wheel 3 and right roller 2, screws screw after adjusting.
Claims (7)
1. a full-automatic counterweight burnishing device, is characterized in that: comprise frame and be located at positioning mechanism for rolling wheel, pinch roller detent mechanism, counterweight end face polishing mechanism, counterweight bottom surface polishing mechanism, the counterweight side polishing mechanism in frame;
Positioning mechanism for rolling wheel comprises the base plate of the level in frame that is fixed on, two axis are parallel to each other and axial line is parallel with base plate roller, motor, be located at two couple on base plate rolling wheel support perpendicular to base plate, circumferentially there is a circular-arc flange of a circle at roller, the flange of two rollers matches with the deep-slotted chip breaker of counterweight simultaneously, the output shaft of motor is coaxially connected with a roller in two rollers, two rollers are movably connected between two pair roller supports, and the axial line of rolling wheel support and roller is perpendicular;
Pinch roller detent mechanism comprises the air cylinder support that is fixed on base plate, be vertically fixed on cylinder, the pinch roller support being fixedly connected with the piston of cylinder on air cylinder support, be movably connected on pinch roller support and pinch roller that axial line is parallel with base plate;
Counterweight end face polishing mechanism comprises the end face polishing slide unit be located in frame, be fixed on end face on end face polishing slide unit throws turbin generator, throws the coaxial end face throwing being connected of turbin generator output shaft take turns with end face;
Counterweight bottom surface polishing mechanism comprises the bottom surface polishing slide unit be located in frame, be fixed on turntable on bottom surface polishing slide unit, be fixed on bottom surface on turntable throws turbin generator, throws the coaxial bottom surface throwing being connected of turbin generator output shaft take turns with bottom surface;
Counterweight end face polishing mechanism and counterweight bottom surface polishing mechanism are located at the radially both sides of roller;
Counterweight side polishing mechanism comprises two side polishing slide units being located in frame, be individually fixed in two sides on two side polishing slide units throw turbin generators, respectively throw turbin generators with two sides coaxial two the sides throwings that are connected of output shaft take turns, two side polishing slide units are located at the axial both sides of roller, and two sides are thrown the axial line of taking turns and are parallel to each other.
2. full-automatic counterweight burnishing device according to claim 1, is characterized in that: the arc diameter of the circular-arc flange of roller equates with the arc diameter of the deep-slotted chip breaker of counterweight.
3. full-automatic counterweight burnishing device according to claim 1 and 2, is characterized in that: the diameter of roller is 1～2 times of counterweight diameter, and the distance between two roller axial lines is 1～2 times of counterweight diameter.
4. full-automatic counterweight burnishing device according to claim 3, is characterized in that: the axial line of pinch roller and the axial line of roller are parallel to each other.
5. full-automatic counterweight burnishing device according to claim 1 and 2, is characterized in that: on base plate, having two parallel dovetail grooves, matches with two dovetail grooves respectively in the bottom of two pair roller supports, and rolling wheel support is fixed on the bottom of dovetail groove by screw.
6. full-automatic counterweight burnishing device according to claim 1 and 2, is characterized in that: end face polishing slide unit and bottom surface polishing slide unit are all cross leading screw slide unit, and polishing slide unit in side is straight line leading screw slide unit.
7. full-automatic counterweight burnishing device according to claim 1 and 2, is characterized in that: in frame, be also provided with manipulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420314914.0U CN203887673U (en) | 2014-06-13 | 2014-06-13 | Full-automatic weight polishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420314914.0U CN203887673U (en) | 2014-06-13 | 2014-06-13 | Full-automatic weight polishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203887673U true CN203887673U (en) | 2014-10-22 |
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ID=51714121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420314914.0U Expired - Fee Related CN203887673U (en) | 2014-06-13 | 2014-06-13 | Full-automatic weight polishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203887673U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104002224A (en) * | 2014-06-13 | 2014-08-27 | 常州信息职业技术学院 | Full-automatic weight polishing device and polishing method |
-
2014
- 2014-06-13 CN CN201420314914.0U patent/CN203887673U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104002224A (en) * | 2014-06-13 | 2014-08-27 | 常州信息职业技术学院 | Full-automatic weight polishing device and polishing method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20150613 |
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| EXPY | Termination of patent right or utility model |