CN214322758U - A go up unloader for bearing inner race processing - Google Patents
A go up unloader for bearing inner race processing Download PDFInfo
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- CN214322758U CN214322758U CN202120070946.0U CN202120070946U CN214322758U CN 214322758 U CN214322758 U CN 214322758U CN 202120070946 U CN202120070946 U CN 202120070946U CN 214322758 U CN214322758 U CN 214322758U
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- outer ring
- bearing outer
- clamping jaw
- cam piece
- cylinder
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Abstract
The utility model relates to an go up unloader for bearing inner race processing, it includes the cylinder, goes up clamping jaw and lower clamping jaw, and the telescopic end of cylinder is installed at the scalable cantilever lower extreme of truss mechanism down, and the clamping jaw is installed down to the telescopic end of cylinder below, and the clamping jaw is installed near one side position to the cylinder below, the clamping jaw includes round bar, cam piece down, and round bar one end horizontal installation is in the telescopic end one side of cylinder, and the cam piece is installed to the round bar other end. The advantage is at the one end design cam piece of pole, when the design of cam piece satisfies the large-scale two flange straight raceway bearing inner race of centre gripping, cam piece peak top is in the middle of the bearing inner race inboard, the bearing inner race can not incline at the hook in-process, at last with during the clamping of last clamping jaw, the bearing inner race also can not incline the scheduling problem, satisfy the follow-up processing demand of grinding machine, because the design of cam piece leads to unable original gravity roll unloading mode of satisfying, the arcwall face design and the mounted position of cam piece, ensure that the pole front end has the perk also can effectively the unloading, the annular separation blade of bearing inner race is interfered to the cam piece when can not the unloading.
Description
Technical Field
The utility model relates to a bearing inner race processing field, concretely relates to go up unloader for bearing inner race processing.
Background
In the prior art, when a bearing outer ring is machined by a grinding machine, feeding and discharging are carried out through a feeding and discharging gravity bin of a grinding truss, the bearing outer ring at the feeding position of the feeding and discharging gravity bin of the grinding truss, which is automatically grabbed by a feeding and discharging device at the lower end of a truss mechanism, is sent to the grinding machine to grind a raceway, and after grinding is finished, the ground bearing outer ring is grabbed by the feeding and discharging device at the lower end of the truss mechanism and is sent to the discharging position of the feeding and discharging gravity bin of the grinding truss to finish machining; in the past, aiming at an inner side single-flange straight raceway bearing outer ring of a bearing outer ring or a small-sized double-flange straight raceway bearing outer ring, a feeding and discharging device of the bearing outer ring at present adopts an upper clamping jaw and a lower clamping jaw mechanism, wherein the upper clamping jaw is a fixed plate and is arranged on one side of the lower end of an air cylinder, the lower clamping jaw is a round rod and is arranged at the end part of the telescopic end of the air cylinder, and the upper clamping jaw and the lower clamping jaw are matched to clamp the bearing outer ring; when the single-flange straight raceway bearing outer ring is clamped, the round rod extends into the bearing outer ring from the side, without the annular flange, of the inner side of the bearing outer ring, the annular flange cannot influence the matched clamping of the round rod and the upper clamping jaw, the round rod extends into the middle position of the bearing outer ring, and the bearing outer ring cannot form the problem of one-side deflection; when the small-size double-flange straight raceway bearing outer ring is clamped, the extending length of the round rod is just hooked at the inner sides of the two annular flanges at the inner side of the bearing outer ring, so that the double-flange straight raceway bearing outer ring cannot deflect when being clamped; however, when the large-size double-flange straight raceway bearing outer ring is clamped, the round rod needs to be lengthened, and the round rod can be just hooked on the inner sides of the two annular flanges on the inner side of the bearing outer ring, so that the deflection problem can not be generated.
The problem of clamping the outer ring of a large-size double-flange straight raceway bearing is solved, and smooth blanking can be realized.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an go up unloader for bearing inner race processing, design benefit, convenient to use is stable to the straight raceway bearing inner race centre gripping of large-scale two flanges, does not incline, can the unloading smoothly.
The technical scheme of the utility model:
a loading and unloading device for processing a bearing outer ring comprises an air cylinder, an upper clamping jaw and a lower clamping jaw, wherein the telescopic end of the air cylinder is downwards installed at the lower end of a telescopic cantilever of a truss mechanism, the lower clamping jaw is installed at the telescopic end below the air cylinder, the upper clamping jaw is installed at a position, close to one side, below the air cylinder, and comprises a round rod and a cam block, one end of the round rod is horizontally installed at one side of the telescopic end of the air cylinder, the other end of the round rod is provided with the cam block, the arc degree of an upward arc-shaped surface of the cam block is smaller than or equal to the inner diameter arc degree of the bearing outer ring, the outer side of the round rod is tangent to the inner side of the arc-shaped surface of the cam block, and one end of the arc-shaped surface of the cam block inclines upwards and tilts by a certain angle when the lower clamping jaw is installed; the upper clamping jaw is designed to be plate-shaped.
The bearing outer ring is a double-flange straight raceway bearing outer ring, namely, two annular flanges are respectively designed at two ends of the inner side of the outer ring, and a straight raceway is formed between the two annular flanges.
When the upper clamping jaw and the lower clamping jaw clamp the outer ring of the bearing, the upwarping end of the arc surface of the cam block of the lower clamping jaw extends into the outer ring of the bearing and props against the middle position of the inner side straight raceway of the outer ring of the bearing, and the arc surface of the upper clamping jaw is pressed on the outer side of the upper part of the outer ring of the bearing.
The thickness of the cam block is smaller than or equal to the width of the straight raceway.
The upper clamping jaw is arranged below the air cylinder, the lower part of the middle of the upper clamping jaw is designed into an arc surface, and the highest point of the arc surface is located above the highest point of the cam block.
The method for feeding and discharging the bearing outer ring by adopting the feeding and discharging device for processing the bearing outer ring comprises the following steps:
at first, the bearing outer ring is placed at the feeding position of a feeding and discharging gravity bin of a grinding truss, and the truss mechanism drives the feeding and discharging device for processing the bearing outer ring to grab the feeding position.
The cylinder controls the lower clamping jaw to move downwards, the truss mechanism controls the feeding and discharging device for processing the bearing outer ring to move integrally, the cam block of the lower clamping jaw extends into the middle position of the bearing outer ring, the cylinder starts to contract, the upper end of the cam block is propped against the middle position of the inner side of the bearing outer ring, the bearing outer ring is horizontally supported until the arc surface of the upper clamping jaw is pressed on the outer side of the bearing outer ring, and clamping is completed.
And then the whole feeding and discharging device for processing the bearing outer ring and the clamped bearing outer ring are controlled by the truss mechanism to move to the position of an electromagnetic clamp at the center of the grinding machine, the electromagnetic clamp is electrified to adsorb the bearing outer ring, the lower clamping jaw is controlled by the air cylinder to move downwards to loosen the bearing outer ring until the highest point of the cam block is lower than the inner side flange of the bearing outer ring, the truss mechanism is controlled by the truss mechanism to move the whole feeding and discharging device for processing the bearing outer ring, the cam block is drawn out from the bearing outer ring, the air cylinder contracts to act, the lower clamping jaw moves upwards to wait for the grinding processing of the bearing outer ring by the grinding machine to be completed, the clamping action is repeated, and after the clamping is completed, the electromagnetic clamp is powered off to loosen the bearing outer ring.
And finally, the whole feeding and discharging device for processing the bearing outer ring and the ground bearing outer ring are controlled by the truss mechanism to move to the feeding position of a feeding and discharging gravity bin of the grinding truss to perform feeding, the feeding position is the highest position of the inclined slideway, the lower end of the bearing outer ring is firstly contacted with the inclined slideway in the descending process of the clamping jaw under the control of the cylinder, the bearing outer ring rolls along the inclined slideway to the inclined lower side under the action of gravity along the descending of the lower clamping jaw until the descending of the lower clamping jaw is finished, the relative position of the annular flange on the inner side of the bearing outer ring and the arc-shaped surface of the cam block of the lower clamping jaw is internally tangent at the moment, the truss mechanism controls the feeding and discharging device for processing the bearing outer ring to integrally move so that the cam block can be drawn out from the bearing outer ring, and the feeding is completed.
A unloader for bearing inner race processing before using, need debug during the cam piece installation, an unloader for bearing inner race processing is located bearing inner race unloading position, the cylinder extends the open mode completely when being in the unloading, the manual clamping jaw of holding down, make bearing inner race of cam piece hook and place on the slope slide of unloading, the round bar tip of lower clamping jaw inserts in the fixed orifices of the flexible end of cylinder, the rotatory regulation cam piece makes its arcwall face and bearing inner race's annular flange form the inscribe, ensure that the cylinder extends completely and opens the action after, the unloading this moment, the cam piece can be taken out from bearing inner race inboard.
The utility model has the advantages that design cam piece in the one end of round bar, when cam piece design satisfies the large-scale two flange straight raceway bearing inner race of centre gripping, cam piece peak top is in the middle of the bearing inner race is inboard, the bearing inner race can not incline at the hook in-process, at last during with last clamping jaw centre gripping, bearing inner race also can not incline the scheduling problem, satisfy the follow-up processing demand of grinding machine, because cam piece design leads to unable original gravity roll unloading mode of satisfying, the arcwall face design and the mounted position of cam piece, ensure that the round bar front end has the perk also can effectively the unloading, cam piece interferes the annular separation blade of bearing inner race when can not the unloading.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Fig. 2 is a schematic diagram of the upper and lower feeding device clamping bearing outer ring for processing bearing outer ring of the present invention.
Fig. 3 is a schematic view of the feeding and discharging device for processing the outer ring of the bearing of the present invention at the discharging position.
Fig. 4 is a schematic view of the lower jaw of the present invention.
Fig. 5 is a schematic side sectional view of the lower jaw of the present invention.
Fig. 6 is a cross-sectional view of the double-flange straight raceway bearing outer ring of the present invention.
Detailed Description
Referring to the attached drawings 1-6, a loading and unloading device 10 for processing a bearing outer ring comprises a cylinder 1, an upper clamping jaw 2 and a lower clamping jaw 3, wherein the telescopic end of the cylinder 1 is downwards installed at the lower end of a telescopic cantilever of a truss mechanism 4, the telescopic end below the cylinder 1 is provided with the lower clamping jaw 3, the position, close to one side, below the cylinder 1 is provided with the upper clamping jaw 2, the lower clamping jaw 3 comprises a round rod 31 and a cam block 32, one end of the round rod 31 is horizontally installed at one side of the telescopic end of the cylinder 1, the other end of the round rod 31 is provided with the cam block 32, the arc degree of an upward arc-shaped surface 33 of the cam block 32 is smaller than or equal to the inner diameter arc degree of the bearing outer ring 5, the outer side of the round rod 31 is tangent to the inner side of the arc-shaped surface 33 of the cam block 32, and one end of the arc-shaped surface 33 of the cam block 32 is upwards inclined and tilted by a certain angle when the lower clamping jaw 3 is installed; the upper clamping jaw 2 is designed in a plate shape.
In fig. 6, the bearing outer ring 5 is a double-flange straight raceway bearing outer ring, that is, two annular flanges 51 are respectively designed at two ends of the inner side of the outer ring, and a straight raceway 52 is formed between the two annular flanges 51.
When the upper clamping jaw 2 and the lower clamping jaw 3 clamp the bearing outer ring 5, one end of the arc-shaped surface 33 of the cam block 32 of the lower clamping jaw 3 is tilted and extends into the bearing outer ring 5 and is propped against the middle position of the inner side straight raceway of the bearing outer ring 5, and the arc surface 21 of the upper clamping jaw 2 is pressed on the outer side of the upper part of the bearing outer ring 5.
The thickness of the cam block 32 is less than or equal to the width of the straight raceway 52.
The upper part of the upper clamping jaw 2 is arranged below the cylinder 1, the middle part of the upper clamping jaw is designed into an arc surface 21, and the highest point of the arc surface 21 is positioned above the highest point of the cam block 32.
The method for feeding and discharging the bearing outer ring by adopting the feeding and discharging device for processing the bearing outer ring comprises the following steps:
at first, the bearing outer ring 5 is placed at a feeding position 6 of a feeding and discharging gravity bin of a grinding truss, and the truss mechanism 4 drives the feeding and discharging device for processing the bearing outer ring to grab the feeding position 6.
The cylinder 1 controls the lower clamping jaw 3 to move downwards, the truss mechanism 4 controls the feeding and discharging device 10 for processing the bearing outer ring to move integrally, the cam block 32 of the lower clamping jaw 3 extends into the middle position of the bearing outer ring 5, the cylinder 1 starts to contract, the upper end of the cam block 32 is propped against the middle position of the inner side of the bearing outer ring, the bearing outer ring 5 is horizontally supported until the arc surface 21 of the upper clamping jaw 2 is pressed on the outer side of the bearing outer ring 5, and clamping is completed.
And then the whole feeding and discharging device 10 for processing the bearing outer ring and the clamped bearing outer ring 5 are controlled by the truss mechanism 4 to move to the position of an electromagnetic clamp 7 at the center of the grinding machine 8, the electromagnetic clamp 7 is electrified to adsorb the bearing outer ring 5, the cylinder 1 controls the lower clamping jaw 3 to move downwards to loosen the bearing outer ring 5 until the highest point of the cam block 32 is lower than the inner annular flange of the bearing outer ring 5, the truss mechanism 4 controls the feeding and discharging device 10 for processing the bearing outer ring to move integrally to enable the cam block 32 to be drawn out from the inner side of the bearing outer ring 5, the cylinder 1 contracts to act, the lower clamping jaw 3 moves upwards, the grinding machine 8 finishes grinding the bearing outer ring 5 by the grinding wheel mechanism 11 after the clamping action is repeated, and the electromagnetic clamp 7 is powered off to loosen the bearing outer ring 5 after the clamping is finished.
And finally, the whole feeding and discharging device 10 for processing the bearing outer ring and the ground bearing outer ring 5 are controlled by the truss mechanism 4 to move to a feeding position 9 of a feeding and discharging gravity bin of the grinding truss for feeding, the feeding position 9 is the highest position of an inclined slideway, the lower end of the bearing outer ring 5 contacts the inclined slideway firstly in the descending process of the lower clamping jaw 3 controlled by the cylinder 1, the bearing outer ring 5 rolls along the inclined slideway to the inclined lower side under the action of gravity along the descending of the lower clamping jaw 3 until the descending of the lower clamping jaw 3 is finished, the relative positions of the annular blocking edge 51 on the inner side of the bearing outer ring 5 and the arc-shaped surface of the cam block 32 of the lower clamping jaw 3 are internally tangent at the moment, the truss mechanism 4 controls the feeding and discharging device for processing the bearing outer ring to move integrally so that the cam block 32 can be drawn out from the bearing outer ring 5, and the feeding is finished.
A unloader for bearing inner race processing before using, cam piece 32 need debug when installing, an unloader for bearing inner race processing is located 5 unloading positions 9 of bearing inner race, cylinder 1 extends the open mode completely when being in the unloading, manual hold down clamping jaw 3, make bearing inner race 5 of cam piece 32 hook and place on the slope slide of unloading, the round bar 31 tip of lower clamping jaw 3 inserts in the fixed orifices of the flexible end of cylinder 1, rotatory regulation cam piece 32 makes its arcwall face 33 and bearing inner race 5's annular flange 51 form the inscribe, ensure that cylinder 1 extends the open action completely after, the unloading this moment, cam piece 32 can be taken out from 5 inboards of bearing inner race.
The utility model discloses a lower clamping jaw that cam piece and round bar constitute is integrated into one piece processing shaping, processes out the round bar earlier, processes a columniform cam piece at the round bar other end, reprocess out the arcwall face of one side of cam piece, the arcwall face is tangent with the excircle of round bar, the circular arc degree requirement of arcwall face is less than the circular arc degree of circle in the annular flange of bearing inner race, the opposite side of cam piece remain can, this kind of mode processing out most convenient, also can polish away the unnecessary corner of cam piece.
The cam block 32 of the utility model mainly solves the problem that the large-size double-flange straight raceway bearing outer ring is inclined by truss grabbing, but the cam block design solves the problem of grabbing in the front, but the problem of blanking at the back is caused, the cam block is added at the front end of the round rod and is propped against the middle of the bearing outer ring, so that the bearing outer ring is ensured not to incline, as shown in fig. 2, the round rod does not need to be lengthened, the requirement of position space between an electromagnetic clamp and a grinding wheel mechanism on a grinding machine is met, and the feeding and blanking operations of the grinding machine are normally carried out;
however, the cam block is inevitably hooked on the inner side of the annular flange, the blanking design is oblique blanking, after the bearing outer ring is blanked in the past, the clamping jaw releases the bearing outer ring, the round rod can be pulled out from the inner side of the bearing outer ring, the bearing outer ring can automatically roll to a discharging position, and is convenient for a worker to take, but due to the design of the cam block, the clamping jaw releases the bearing outer ring, the bearing outer ring can roll under the action of gravity, the annular flange is always clamped on the inner side of the cam block, so that the cam block cannot be smoothly pulled out from the inner side of the bearing outer ring, the bearing outer ring must be ensured not to automatically roll, the cam block and the annular flange are not interfered and separated from each other, the cam block can be axially pulled out from the bearing outer ring, but the blanking device is designed without being held by external force and can automatically roll under the action of gravity, so that the structure cannot be changed, but the design scheme of the cam block is difficult to change, then the utility model discloses in design with the structure of cam piece, the inboard circular arc degree of annular separation blade is expected to be less than or equal to the radian of arcwall face up, the excircle of round bar also tangent design with the arcwall face, and debug during the installation of lower clamping jaw, cam piece one end perk carries out the hook, the strong point of hook and the eccentric design in center of round bar, when the clamping jaw is liberated the bearing inner race, the bearing inner race is after the automatic roll down of unloading position, at this moment the state requires the arcwall face of cam piece to be tangent with the interior circle of annular separation blade, as shown in figure 3, the cam piece is taken out then and can not take place to interfere with annular separation blade from bearing inner race inboard this moment, take out very easily, the above-mentioned technical difficult problem has been solved, slope blanking structure has still been kept.
Claims (5)
1. The utility model provides a go up unloader for bearing inner race processing, its characterized in that, it includes cylinder, upper jaw and lower jaw, and the flexible end of cylinder is installed at the scalable cantilever lower extreme of truss mechanism down, and the flexible end of cylinder below is installed lower jaw, and the cylinder below is close to one side position and is installed upper jaw, the lower jaw includes round bar, cam piece, and round bar one end horizontal installation is in the flexible end one side of cylinder, and the cam piece is installed to the round bar other end, and the radian of the arc face of cam piece up is less than or equal to the internal diameter radian of bearing inner race, and the outside of round bar is tangent with the inboard of the arc face of cam piece, and when the lower jaw was installed, arc face one end tilt up certain angle of cam piece; the upper clamping jaw is designed to be plate-shaped.
2. The loading and unloading device for processing the bearing outer ring according to claim 1, wherein the bearing outer ring is a double-flange straight raceway bearing outer ring, that is, two annular flanges are respectively designed at two ends of the inner side of the outer ring, and a straight raceway is formed between the two annular flanges.
3. The loading and unloading device for processing the bearing outer ring according to claim 2, wherein when the upper clamping jaw and the lower clamping jaw clamp the bearing outer ring, the tilted end of the arc surface of the cam block of the lower clamping jaw extends into the bearing outer ring and abuts against the middle position of the inner straight raceway of the bearing outer ring, and the arc surface of the upper clamping jaw presses the upper outer side of the bearing outer ring.
4. The loading and unloading device for processing the bearing outer ring as claimed in claim 2, wherein the thickness of the cam block is less than or equal to the width of the straight raceway.
5. The loading and unloading device for processing the bearing outer ring as claimed in claim 2, wherein the upper clamping jaw is mounted below the cylinder above and below the middle part and is designed into an arc surface, and the highest point of the arc surface is located above the highest point of the cam block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120070946.0U CN214322758U (en) | 2021-01-12 | 2021-01-12 | A go up unloader for bearing inner race processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120070946.0U CN214322758U (en) | 2021-01-12 | 2021-01-12 | A go up unloader for bearing inner race processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214322758U true CN214322758U (en) | 2021-10-01 |
Family
ID=77910435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120070946.0U Active CN214322758U (en) | 2021-01-12 | 2021-01-12 | A go up unloader for bearing inner race processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214322758U (en) |
-
2021
- 2021-01-12 CN CN202120070946.0U patent/CN214322758U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 226500 No.189, South Yishou Road, Rucheng Town, Rugao City, Nantong City, Jiangsu Province Patentee after: Jiangsu Wanda Special Bearing Co.,Ltd. Address before: 226500 No.189, South Yishou Road, Rucheng Town, Rugao City, Nantong City, Jiangsu Province Patentee before: JIANGSU WANDA SPECIAL BEARING Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 226500 No. 333, Fushou East Road, Rucheng street, Rugao City, Nantong City, Jiangsu Province Patentee after: Jiangsu Wanda Special Bearing Co.,Ltd. Address before: 226500 No.189, South Yishou Road, Rucheng Town, Rugao City, Nantong City, Jiangsu Province Patentee before: Jiangsu Wanda Special Bearing Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder |