CN217413598U - Automatic discharging device of steel ball lapping machine - Google Patents
Automatic discharging device of steel ball lapping machine Download PDFInfo
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- CN217413598U CN217413598U CN202221317576.7U CN202221317576U CN217413598U CN 217413598 U CN217413598 U CN 217413598U CN 202221317576 U CN202221317576 U CN 202221317576U CN 217413598 U CN217413598 U CN 217413598U
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- movable door
- annular baffle
- steel ball
- arc
- automatic discharging
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Abstract
The utility model discloses a steel ball lapping machine automatic discharging device, including interior, outer annular baffle and annular bottom plate, be equipped with the breach on the inner annular baffle, the inboard fixedly connected with arc of inner annular baffle, the rear end that is facing annular bottom plate direction of rotation is equipped with the discharge opening on the arc, and rotate respectively and install can inwards, the interior of outer deflection, outer dodge gate, interior, outer dodge gate outwards deflects the back, interior dodge gate removes to in the breach, outer dodge gate removes to interior, between the outer annular baffle, discharge in the leading-in discharge opening of steel ball that will grind. The utility model discloses including set up ejection of compact structure on the ring baffle, do not hinder the steel ball gyration on the charging tray and carry out the circulation grinding, can be with the quick and smooth and easy discharge of the steel ball that grinds, realized the automatic discharging, on the basis of saving artifical, reducing working strength and improvement work efficiency, need not to increase the size of base and corresponding part, can not increase the occupation space of complete machine, reduced corresponding cost.
Description
Technical Field
The utility model relates to a steel ball lapping machine technical field specifically is a steel ball lapping machine automatic discharging device.
Background
A steel ball lapping machine is a common steel ball fine lapping processing device. In actual processing, a batch of steel balls with the total weight of 200-300 kg and the diameter of 10mm are usually required to be thrown into a material tray, the material tray usually comprises an inner annular baffle, an outer annular baffle and an annular bottom plate, wherein the inner annular baffle is fixed, the outer annular baffle and the annular bottom plate are fixedly connected and rotate together, so that the steel balls are driven to rotate, the steel balls enter a grinding disc arranged on a base below through an outlet on the inner annular baffle, and then the steel balls enter the material tray through an inlet on the inner annular baffle, so that circular grinding is performed. After at least 24 hours of circular grinding, workers use simple tools such as a dustpan and the like to shovel the steel balls in batches and pour the steel balls into the material receiving basket arranged on one side to realize discharging, so that the discharging is realized, and the method has the advantages of large workload, high working strength and low working efficiency.
In addition, in order to realize the above-mentioned rotary motion, there is usually a gap between the bottom edge of the inner annular baffle and the inner edge of the annular bottom plate, and during the grinding process, the used grinding fluid flows out from the gap, enters the collecting tank on the bottom base below, and is pumped into the material tray, so as to realize recycling. Therefore, the size of the adopted base and/or the collecting groove is slightly larger than that of the inner annular baffle plate, and the grinding fluid can be recycled.
In order to facilitate the ejection of compact, also in order to save the manual work, reduce working strength, improve work efficiency, prior art has made structural improvement to ejection of compact mode, be about to interior annular baffle and outer annular baffle all set up to the rigid, and set up annular bottom plate to can be gyration, only need set up discharge gate and corresponding guide part in one side of outer annular baffle like this and can realize automatic discharging. However, in order to achieve the gyratory motion and the recycling of the grinding fluid, it is necessary to increase the size of the base and/or the collecting bowl, i.e. to design the size of the base and/or the collecting bowl to be slightly larger than the size of the outer annular baffle. Therefore, an additional support is needed to be arranged to mount the outer annular baffle, necessary support is provided for the outer annular baffle, the size of the corresponding component is increased, the occupied space of the whole steel ball lapping machine is increased undoubtedly, and the production cost of equipment and the purchasing and using cost of a user are increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the defect and not enough that prior art exists, the utility model provides a steel ball lapping machine automatic discharging device, including set up ejection of compact structure on the ring baffle, neither hinder the steel ball to revolve on the charging tray and circulate and grind, discharge in can be fast and smooth and easy leading-in discharge opening with the steel ball that will grind again, in order to realize automatic discharging, save artifically, on the basis that reduces working strength and improvement work efficiency, need not to increase the size of base and corresponding part, can not increase the occupation space of complete machine, reduce corresponding cost.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a steel ball lapping machine automatic discharging device, including the charging tray, the charging tray including interior annular baffle, outer annular baffle and annular bottom plate, interior annular baffle is fixed motionless, outer annular baffle and annular bottom plate be fixed connection and together gyration mutually, are formed with the passageway that supplies the steel ball to pass through between interior annular baffle and the outer annular baffle, its characterized in that: the inner annular baffle is provided with a notch, the inner side of the inner annular baffle is fixedly connected with an arc-shaped plate, the arc-shaped plate is provided with a discharge hole, and the discharge hole is positioned on the inner side of the rear end of the notch facing the rotation direction of the annular bottom plate; an inner movable door and an outer movable door are respectively rotatably mounted at the rear ends of the arc-shaped plates facing the rotation direction of the annular bottom plate, the inner movable door and the outer movable door can deflect inwards and outwards, after the inner movable door and the outer movable door deflect inwards, the inner movable door moves to the arc-shaped plates, the outer movable door moves to the notches and basically seals the notches, and the outer side surfaces of the outer movable doors are flush with the outer circular surface of the inner annular baffle; after the inner movable door and the outer movable door deflect outwards, the inner movable door moves to the gap, the gap is partially sealed, the outer side surface of the inner movable door is flush with the outer circular surface of the inner annular baffle, the outer movable door moves to the position between the inner annular baffle and the outer annular baffle and is cut, and the ground steel ball is discharged from the discharge hole through the gap.
Furthermore, the bottom edge of the notch and the upper surface of the arc-shaped plate are flush with the upper surface of the annular bottom plate.
Furthermore, the width of the arc-shaped plate is smaller than the distance between the inner annular baffle and the grinding disc inside the inner annular baffle, a material guide pipe communicated with the discharge hole is fixedly connected to the bottom surface of the arc-shaped plate, and the free end of the material guide pipe is led out to the outer side of the material disc from the lower part of the material disc.
Furthermore, a stop pin is fixedly connected to the front end of the arc-shaped plate facing the rotation direction of the annular bottom plate, the inner movable door deflects inwards and then moves to the arc-shaped plate, and the inner side face of the inner movable door abuts against the stop pin.
Furthermore, after the outer movable door deflects outwards, the outer movable door moves to a position between the inner annular baffle and the outer annular baffle, a gap with the width smaller than the diameter of a single steel ball is formed between the free end of the outer movable door and the inner side surface of the outer annular baffle, and the inner side surface of the free end of the outer movable door is an inclined surface.
Furthermore, an inwards concave first concave part is arranged on one side of the outer side surface of the inner movable door close to the rotating end of the inner movable door, and an outwards concave second concave part is arranged on one side of the inner side surface of the outer movable door close to the rotating end of the outer movable door; after the inner movable door and the outer movable door deflect outwards, the first concave part and the second concave part are respectively and correspondingly positioned on two sides of the discharge hole.
Furthermore, the inner side of the top of the inner annular baffle is fixedly connected with a fixed seat, the rotating ends of the inner movable door and the outer movable door are jointly connected with a rotating shaft, and the rotating shaft is rotatably installed between the fixed seat and the arc-shaped plate.
Furthermore, the inner side of the inner annular baffle is fixedly connected with a mounting seat, a hydraulic cylinder is rotatably mounted on the mounting seat, the free end of a piston rod of the hydraulic cylinder is rotatably connected with the rotating shaft, and the piston rod of the hydraulic cylinder retracts to pull the inner movable door and the outer movable door to deflect inwards; and a piston rod of the hydraulic cylinder extends out to push the inner movable door and the outer movable door to deflect outwards.
Furthermore, a spring is connected between the rotating ends of the inner movable door and the outer movable door.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses set up the discharge structure on outer annular baffle now, improve into and set up the discharge structure on inner annular baffle, set up the breach promptly on inner annular baffle, rotate respectively and install inside and outside dodge gate that can inwards, outwards deflect in the inboard of breach, after inside and outside dodge gate inwards, outside dodge gate can move to in the breach and basically seal the breach, and the outer side of outside dodge gate is parallel and level with the outer disc of inner annular baffle, does not hinder the steel ball from revolving on the charging tray and circulating and grinding from this; after the inner movable door and the outer movable door deflect outwards, the inner movable door is switched to move into the notch and partially close the notch, the outer side surface of the inner movable door is flush with the outer circular surface of the inner annular baffle, and the outer movable door moves between the inner annular baffle and the outer annular baffle and cuts off the channel, so that the ground steel balls can be quickly and smoothly guided into the discharge hole to be discharged, and automatic discharge is realized; therefore, on the basis of saving labor, reducing working strength and improving working efficiency, the size of the base and corresponding parts does not need to be increased, the occupied space of the whole machine cannot be increased, and the corresponding cost is reduced.
Drawings
Fig. 1 is a schematic structural diagram of the inner and outer sliding doors of the present invention after they are deflected inward.
Fig. 2 is a schematic structural diagram of the inner and outer sliding doors of the present invention after they are deflected inward.
Fig. 3 is a schematic structural diagram of the present invention after the inner and outer movable doors both deflect outward.
Fig. 4 is a schematic structural diagram of the present invention after the inner and outer movable doors both deflect outward.
Fig. 5 is a schematic structural view of the middle and outer movable doors of the present invention deflecting inward.
Fig. 6 is a schematic structural view of the middle and outer movable doors of the present invention deflecting outward.
Fig. 7 is a schematic structural view of the middle and inner movable door of the present invention.
Fig. 8 is a schematic structural view of the outer and the middle movable doors of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-8, an automatic discharging device of a steel ball lapping machine comprises a material tray, wherein the material tray comprises an inner annular baffle 1, an outer annular baffle 2 and an annular bottom plate 3, the inner annular baffle 1 is fixed, the outer annular baffle 2 and the annular bottom plate 3 are fixedly connected and rotate together, a channel 4 for a steel ball to pass through is formed between the inner annular baffle 1 and the outer annular baffle 2, a notch 5 is arranged on the inner annular baffle 1, an arc-shaped plate 6 is fixedly connected to the inner side of the inner annular baffle 1, a discharging hole 7 is arranged on the arc-shaped plate 6, and the discharging hole 7 is positioned on the inner side of the rear end of the notch 5 facing the rotation direction of the annular bottom plate 3; an inner movable door 8 and an outer movable door 9 are respectively rotatably mounted at the rear end of the arc-shaped plate 6 facing the rotation direction of the annular bottom plate 3, the inner movable door 8 and the outer movable door 9 can deflect inwards and outwards, after the inner movable door 8 and the outer movable door 9 deflect inwards, the inner movable door 8 moves to the arc-shaped plate 6, the outer movable door 9 moves to the notch 5 and basically seals the notch 5, and the outer side surface of the outer movable door 9 is flush with the outer circular surface of the inner annular baffle plate 1; after the inner movable door 8 and the outer movable door 9 deflect outwards, the inner movable door 8 moves into the notch 5 and partially closes the notch 5, the outer side surface of the inner movable door 8 is flush with the outer circular surface of the inner annular baffle 1, the outer movable door 9 moves between the inner annular baffle 1 and the outer annular baffle 2 and cuts off the channel 4, and the ground steel balls are discharged from the inner side surface of the outer movable door 9 through the notch 5 and introduced into the discharge hole 7.
It should be noted that, the outer movable door 2 moves into the notch 5 and substantially closes the notch 5, so that a gap with a width smaller than the diameter of a single steel ball is formed between the side of the outer movable door 9 close to the rotation and the vertical inner edge of the notch 5, when the outer movable door 9 moves into the notch 5, the steel ball is not leaked through the gap, and the outer movable door 9 can normally deflect inwards and outwards.
The utility model discloses in, there is not the difference in height at the end of breach 5 along the upper surface of 6 and the upper surface looks parallel and level of annular bottom plate 3 of arc. From this, after interior dodge gate 8 and outer dodge gate 9 outwards deflect, interior dodge gate 8 removes in breach 5 and partly seals breach 5, and outer dodge gate 9 removes between interior annular baffle 1 and the outer annular baffle 2 and cuts off passageway 4, and under the guiding action of the medial surface of outer dodge gate 9, the steel ball that grinds can be fast, smooth and easy get into discharge opening 7 through breach 5 from annular bottom plate 3 and discharge.
The utility model discloses in, the width of arc 6 is less than the interval between interior annular baffle 1 and its inside abrasive disc 10, avoids causing the interference to abrasive disc 10, fixedly connected with and the communicating passage of discharge opening 7 (not shown in the figure) on the bottom surface of arc 6, and the outside to the charging tray is drawn forth from the below of charging tray to the free end of passage. Thereby, the steel ball can be guided to the external receiving basket.
The utility model discloses in, on the arc 6 at the front end fixedly connected with backing pin 11 that faces 3 direction of rotation of annular bottom plate, on 8 internal deflection backoffs of interior dodge gate move to arc 6, 6 medial surfaces of interior dodge gate support by on backing pin 11. Therefore, under the blocking action of the stop pin 11, the inner movable door 6 cannot be contacted with the grinding disc 10, so that the interference on the grinding disc 10 is avoided.
In the utility model, after the outer movable door 9 deflects outwards, the outer movable door 9 moves to a position between the inner annular baffle 1 and the outer annular baffle 2, and a gap with the width smaller than the diameter of a single steel ball is formed between the free end of the outer movable door 9 and the inner side surface of the outer annular baffle 2, so that the outer movable door 9 is not contacted with the outer annular baffle 2, and the outer movable door is prevented from rubbing against the outer annular baffle 2 which does rotary motion, thereby prolonging the service life; in addition, the inner side surface of the free end of the outer movable door 9 is an inclined surface, so that better guide can be provided for the steel ball.
The utility model discloses in, the lateral surface of interior dodge gate 8 is equipped with inside sunken first depressed part 12 in the one side that is close to its rotation end, and the medial surface of outer dodge gate 9 is equipped with outside sunken second depressed part 13 in the one side that is close to its rotation end. Therefore, after the inner movable door 8 and the outer movable door 8 deflect outwards, the first concave part 12 and the second concave part 13 are respectively and correspondingly positioned at two sides of the discharging hole 7, and the steel balls can be better guided to enter the discharging hole 7.
The utility model discloses in, the inboard fixedly connected with fixing base 14 at the top of interior annular baffle 1, the rotation end of interior dodge gate 8 and outer dodge gate 9 is connected with the pivot jointly (for showing in the picture), and the pivot is rotated and is installed between fixing base 14 and arc 6. Thereby, the installation of the inner and outer movable doors 8 and 9 is achieved.
In the utility model, the inner side of the inner annular baffle 1 is fixedly connected with a mounting seat 15, a hydraulic cylinder 16 is rotatably mounted on the mounting seat 15, the free end of the piston rod of the hydraulic cylinder 16 is rotatably connected with the rotating shaft, and when the piston rod of the hydraulic cylinder 16 retracts, the inner movable door 8 and the outer movable door 9 can be pulled to deflect inwards; when the piston rod of the hydraulic cylinder 16 extends, the inner movable door 8 and the outer movable door 9 can be pushed to deflect outwards.
In the utility model, a spring 17 is connected between the rotating ends of the inner movable door 8 and the outer movable door 9. Therefore, after the inner and outer movable doors 8 and 9 are deflected inward and outward, the spring 17 is deformed to a corresponding degree (long stretch and short stretch), so that the deflection stroke of the inner and outer movable doors 8 and 9 can be limited to a certain extent.
The invention is further described with reference to the following drawings:
a piston rod of the hydraulic cylinder 16 retracts to pull the inner movable door 8 and the outer movable door 9 to deflect inwards, the inner movable door 8 moves to the arc-shaped plate 6, and the inner side surface of the inner movable door 8 abuts against the stop pin 11; the outer movable door 9 moves into the gap 5 and substantially closes the gap 5, and the outer side surface of the outer movable door 9 is flush with the outer circumferential surface of the inner ring-shaped baffle 1.
After the inner movable door 8 and the outer movable door 9 deflect inwards, the spring 17 is in a long stretching state to form a retraction reset trend, an outward pulling force is applied to the inner movable door 8 to prevent the inner movable door 8 from further deflecting inwards, so that the inner movable door 8 moves to the arc-shaped plate 6 and then just abuts against the stop pin 11 without contacting with the grinding disc 10; meanwhile, an inward pulling force is applied to the outer movable door 9, so that the outer movable door 9 just moves into the notch 5 and basically closes the notch 5, the outer side surface of the outer movable door 9 is kept flush with the outer circular surface of the inner annular baffle 1, and the rotation of the steel ball in the channel 4 is not hindered.
Pouring steel balls to be ground into the channel 4, and then grinding the steel balls by a conventional grinding means, namely, the outer annular baffle 2 and the annular bottom plate 3 rotate together to drive the steel balls to be ground to rotate in the channel 4, enter the grinding disc 10 and then enter the channel 4 from the grinding disc 10, so that circular grinding is performed.
After grinding is finished, a piston rod of the hydraulic cylinder 16 extends out to push the inner movable door 8 and the outer movable door 9 to deflect outwards, the inner movable door 8 moves into the notch 5 and partially closes the notch 5, and the outer side surface of the inner movable door 8 is flush with the outer circular surface of the inner annular baffle 1; the outer movable door 9 moves to a position between the inner annular baffle 1 and the outer annular baffle 2 and cuts off the channel 4, the ground steel balls are guided into the discharging hole 7 from the inner side surface of the outer movable door 9 through the notch 5, and finally the material guide pipe discharges to finish discharging.
After the inner movable door 8 and the outer movable door 9 deflect outwards, the spring 17 is in a short stretching state to form a retraction resetting trend, an outward pulling force is applied to the inner movable door 8, so that the inner movable door 8 moves into the notch 5 and partially closes the notch 5, and the outer side surface of the inner movable door 8 is kept flush with the outer circular surface of the inner annular baffle 1; simultaneously to outer dodge gate 9 exert an inward pulling force, the trend that prevents outer dodge gate 9 further outside deflection, make outer dodge gate 9 remove to between interior annular baffle 1 and the outer annular baffle 2 and cut passageway 4, and make and form the clearance that is less than single steel ball diameter between the free end of outer dodge gate 9 and the medial surface of outer annular baffle 2, neither contact with outer annular baffle 2, do not hinder outer annular baffle 2's gyration, can not cause the steel ball to cross outer dodge gate 9 again.
It should be noted that, when the spring 17 is in a long-stretched state, the pulling forces applied to the inner movable door 8 and the outer movable door 9 are both large, so that the included angle between the inner movable door 8 and the outer movable door 9 is small, that is, the inner movable door 8 and the outer movable door 9 are in a folded state, so that the rotation of the steel ball in the passage 4 is not hindered, and the grinding disc 10 is not interfered; when the spring 17 is in a short stretching state, the pulling force applied to the inner movable door 8 and the outer movable door 9 is small, so that the included angle between the inner movable door 8 and the outer movable door 9 is large, namely the inner movable door 8 and the outer movable door 9 are in an unfolding state, and the discharging of the ground steel balls is facilitated.
Furthermore, the spring 17 exerts an outward and/or inward pulling force on the inner shutter 8 and/or the outer shutter 9, where the direction of the pulling force (outward or inward) is referred to the tray, i.e. outward or inward with respect to the tray.
Although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art should be able to integrate the description as a whole, and the embodiments can be appropriately combined to form other embodiments as will be understood by those skilled in the art.
Therefore, the above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (9)
1. The utility model provides a steel ball lapping machine automatic discharging device, including the charging tray, the charging tray including interior annular baffle, outer annular baffle and annular bottom plate, interior annular baffle is fixed motionless, outer annular baffle and annular bottom plate be fixed connection and together gyration mutually, are formed with the passageway that supplies the steel ball to pass through between interior annular baffle and the outer annular baffle, its characterized in that: the inner annular baffle is provided with a notch, the inner side of the inner annular baffle is fixedly connected with an arc-shaped plate, the arc-shaped plate is provided with a discharge hole, and the discharge hole is positioned on the inner side of the rear end of the notch facing the rotation direction of the annular bottom plate; the rear end of the arc-shaped plate facing the rotation direction of the annular bottom plate is respectively and rotatably provided with an inner movable door and an outer movable door, the inner movable door and the outer movable door can deflect inwards and outwards, after the inner movable door and the outer movable door deflect inwards, the inner movable door moves to the arc-shaped plate, the outer movable door moves to the notch and basically seals the notch, and the outer side surface of the outer movable door is flush with the outer circular surface of the inner annular baffle; after the inner movable door and the outer movable door deflect outwards, the inner movable door moves to the gap, the gap is partially sealed, the outer side surface of the inner movable door is flush with the outer circular surface of the inner annular baffle, the outer movable door moves to the position between the inner annular baffle and the outer annular baffle and is cut, and the ground steel ball is discharged from the discharge hole through the gap.
2. The automatic discharging device of the steel ball lapping machine according to claim 1, characterized in that: the bottom edge of the notch and the upper surface of the arc-shaped plate are flush with the upper surface of the annular bottom plate.
3. The automatic discharging device of the steel ball lapping machine according to claim 1, characterized in that: the width of the arc-shaped plate is smaller than the distance between the inner annular baffle and the grinding disc inside the inner annular baffle, a material guide pipe communicated with the discharge hole is fixedly connected to the bottom surface of the arc-shaped plate, and the free end of the material guide pipe is led out to the outer side of the material disc from the lower part of the material disc.
4. The automatic discharging device of the steel ball lapping machine according to claim 3, characterized in that: the front end of the arc-shaped plate facing the rotation direction of the annular bottom plate is fixedly connected with a stop pin, the inner movable door deflects inwards and then moves onto the arc-shaped plate, and the inner side surface of the inner movable door abuts against the stop pin.
5. The automatic discharging device of the steel ball lapping machine according to claim 1, characterized in that: after the outer movable door deflects outwards, the outer movable door moves to a position between the inner annular baffle and the outer annular baffle, a gap with the width smaller than the diameter of a single steel ball is formed between the free end of the outer movable door and the inner side surface of the outer annular baffle, and the inner side surface of the free end of the outer movable door is an inclined surface.
6. The automatic discharging device of the steel ball lapping machine according to claim 4 or 5, characterized in that: the outer side surface of the inner movable door is provided with a first concave part which is concave inwards on one side close to the rotating end of the inner movable door, and the inner side surface of the outer movable door is provided with a second concave part which is concave outwards on one side close to the rotating end of the outer movable door; after the inner movable door and the outer movable door deflect outwards, the first concave part and the second concave part are respectively and correspondingly positioned on two sides of the discharge hole.
7. The automatic discharging device of the steel ball lapping machine according to claim 1, characterized in that: the inner side of the top of the inner annular baffle is fixedly connected with a fixed seat, the rotating ends of the inner movable door and the outer movable door are jointly connected with a rotating shaft, and the rotating shaft is rotatably installed between the fixed seat and the arc-shaped plate.
8. The automatic discharging device of the steel ball lapping machine according to claim 7, characterized in that: the inner side of the inner annular baffle is fixedly connected with a mounting seat, a hydraulic cylinder is rotatably mounted on the mounting seat, the free end of a piston rod of the hydraulic cylinder is rotatably connected with the rotating shaft, and the piston rod of the hydraulic cylinder retracts to pull the inner movable door and the outer movable door to deflect inwards; and a piston rod of the hydraulic cylinder extends out to push the inner movable door and the outer movable door to deflect outwards.
9. The automatic discharging device of the steel ball lapping machine according to claim 7, characterized in that: and a spring is connected between the rotating ends of the inner movable door and the outer movable door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221317576.7U CN217413598U (en) | 2022-05-30 | 2022-05-30 | Automatic discharging device of steel ball lapping machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221317576.7U CN217413598U (en) | 2022-05-30 | 2022-05-30 | Automatic discharging device of steel ball lapping machine |
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| CN217413598U true CN217413598U (en) | 2022-09-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114800250A (en) * | 2022-05-30 | 2022-07-29 | 安徽瑞林精科股份有限公司 | Automatic discharging device of steel ball lapping machine and using method thereof |
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- 2022-05-30 CN CN202221317576.7U patent/CN217413598U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114800250A (en) * | 2022-05-30 | 2022-07-29 | 安徽瑞林精科股份有限公司 | Automatic discharging device of steel ball lapping machine and using method thereof |
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