CN114871095B - Automatic feeding device for machining of bearing inner ring - Google Patents
Automatic feeding device for machining of bearing inner ring Download PDFInfo
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- CN114871095B CN114871095B CN202210767129.XA CN202210767129A CN114871095B CN 114871095 B CN114871095 B CN 114871095B CN 202210767129 A CN202210767129 A CN 202210767129A CN 114871095 B CN114871095 B CN 114871095B
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- screening
- box
- screening box
- bearing inner
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The invention discloses an automatic feeding device for machining a bearing inner ring, which comprises a screening mechanism and a conveying mechanism, wherein an eccentric wheel is fixedly installed at the outer end of an output shaft of a rotating motor, a bearing is fixedly sleeved on the periphery of the eccentric wheel, a feeding pipe is arranged at the top end of a screening box, a rectangular frame is fixedly connected to one side of an arc-shaped transmission block, rollers are installed on the two sides of the bottom ends of the arc-shaped transmission block and the rectangular frame, a screening tray is placed inside the rectangular frame, a material guide plate is connected to one side of the screening tray, a waste material tray is arranged at the bottom end of a support rail, the bottom end of the waste material tray penetrates through and extends to the outside of the screening box, a feeding pipe is installed at the bottom end of the tail of a triangular box, and the conveying mechanism is located on one side of the triangular box. The eccentric rotating bearing pushes the arc-shaped transmission block to move towards the right side, and then the rectangular frame is dragged towards the left side through the retraction of the spring, so that the rectangular frame swings back and forth left and right, the bearing inner rings on the screening tray inside are screened, and the bearing inner rings with smaller specifications are screened and discharged.
Description
Technical Field
The invention relates to the field of feeding, in particular to an automatic feeding device for machining a bearing inner ring.
Background
Bearing cones are components in bearings, which are typically tightly fitted to and rotate with a shaft; the outer side wall of the bearing inner ring is directly contacted with the rolling body. In order to reduce the friction between the outer side wall of the bearing inner ring and the rolling element, the outer side wall of the bearing inner ring needs to be polished to reduce the surface roughness of the outer side wall of the bearing inner ring, so that the friction between the outer side wall of the bearing inner ring and the rolling element is reduced.
In the processing process of the bearing inner ring, a forging and pressing formed bearing inner ring blank needs to be sent to the next station for grinding, so that the outer side wall of the bearing inner ring is a smooth surface. However, because the bearing inner ring is formed by placing the raw material section in the die at a high temperature for forging and punching, an oversized or undersized bearing inner ring blank can be generated, the blank and a good-product blank can be conveyed to the next polishing and polishing assembly line parking place together, and a product obtained after polishing the unqualified bearing inner ring blank is a defective product, so that the production time is wasted and the resource loss is caused. Meanwhile, mutual accumulation can occur when the bearing inner rings are fed, the posture is not corrected, the clamping manipulator at the tail end can clamp the plurality of bearing inner rings easily, the bearing inner rings conveyed to the next parking place cannot be matched with the machining position of the bearing inner rings, and the machine is blocked or damaged.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an automatic feeding device for machining a bearing inner ring.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to an automatic feeding device for processing a bearing inner ring, which comprises a screening mechanism and a conveying mechanism, wherein the screening mechanism comprises a screening box, one side of the screening box is provided with an A-frame, the top end of the A-frame is fixedly provided with a rotating motor, the outer end of an output shaft of the rotating motor is fixedly provided with an eccentric wheel, the periphery of the eccentric wheel is fixedly sleeved with a bearing, the top end of the screening box is provided with a feeding pipe, one side of the screening box, which is close to the rotating motor, is provided with a first opening, the other side of the screening box is provided with a second opening, an inner cavity of the screening box is transversely provided with parallel support rails, the top end surfaces of the support rails are provided with arc-shaped transmission blocks, the arc-shaped transmission blocks are positioned inside the first opening, one side of the arc-shaped transmission blocks is fixedly connected with a rectangular frame, and rollers are arranged on two sides of the bottom ends of the arc-shaped transmission blocks and the rectangular frame, and the gyro wheel inlay card is in the inside of holding in the palm the rail, sieve material tray has been placed to the inside of rectangular frame, one side of sieve material tray is connected with the stock guide, and the stock guide is located second open-ended inside, the bottom of holding in the palm the rail is provided with waste material tray, and waste material tray sets up the inner chamber bottom at the screening case for the slope, the outside that extends to the screening case is run through to waste material tray's bottom, the triangular box has been cup jointed to second open-ended outside, the conveying pipe is installed to the tail bottom of triangular box, conveying mechanism is located one side of triangular box, is located be connected with the spring between the front and back both sides surface of the screening incasement wall of first opening one side and arc transmission piece.
As a preferred technical scheme of the invention, the front end and the rear end of the inner wall of the screening box at one side of the second opening are respectively provided with an auxiliary guide rod, the periphery of each auxiliary guide rod is movably sleeved with a sliding sleeve, and the sliding sleeves are fixedly arranged on the front side surface and the rear side surface of the rectangular frame.
As a preferred technical scheme of the invention, the triangular box is obliquely arranged at the outer side of the screening box, a material receiving plate is arranged at the bottom of an opening at the inner side of the triangular box and penetrates into the screening box from the second opening, a plurality of material leaking holes are formed in the surface of the screening tray, and the material leaking holes are distributed at one side close to the arc-shaped transmission block.
According to a preferable technical scheme, the material receiving plate comprises a concave outer frame and a turnover plate, support plates are oppositely arranged at two ends of a narrow edge of an opening of the concave outer frame, a poking rod penetrates through the other end of the turnover plate, bearing seats are sleeved at two ends of the poking rod and fixedly arranged on the inner wall of the screening box, and two ends of the poking rod penetrate through and extend to the outside of the screening box and are fixedly connected with rotating handles.
As a preferred technical scheme of the invention, the four corners of the inner side of the rectangular frame are respectively provided with a limiting clamping block, the screening tray is clamped and embedded in the limiting clamping blocks, and the outer side surface of the screening box is provided with an access door.
As a preferred technical scheme of the invention, the rubber pad is arranged on the arc-shaped surface of the arc-shaped transmission block, the support frame is arranged on the outer end surface of the screening box, and the spring shock absorption rod is connected between the top end of the support frame and the surface of the screening box.
As a preferred technical scheme, the conveying mechanism comprises an installation frame, a conveying belt is installed at the top end inside the installation frame, height adjusting supports are installed on two sides of the surface of the top end of the installation frame, a height limiting baffle is connected between the height adjusting supports, a sorting plate is arranged on one side of each height adjusting support and is flush with the surface of the conveying belt, a limiting adjusting plate is installed on the other side of each height adjusting support, and an infrared sensing device is installed on the other side of each limiting adjusting plate.
As a preferable technical scheme of the invention, the height adjusting support comprises a rectangular seat, a longitudinal groove is formed in the surface of the rectangular seat, a sliding block is embedded in the longitudinal groove in a sliding and clamping manner, one side of the sliding block is connected with the height limiting baffle, and the other side of the sliding block is connected with a locking knob through a screw rod.
As a preferable technical scheme of the invention, the limit adjusting plate comprises a fixed baffle and a movable baffle, a transverse adjusting groove is formed in the surface of the movable baffle, and a locking screw is fixedly installed in the transverse adjusting groove and is fixedly connected with the side edge of the mounting frame.
As a preferable technical scheme of the invention, the height-limiting baffle is of a V-shaped structure, one end of the pointed end faces the triangular box, and the ends of the fixed baffle and the movable baffle facing the height-limiting baffle are both in an inclined opening shape, and the gap between the fixed baffle and the movable baffle is gradually narrowed.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the arc-shaped transmission block is pushed to move towards the right side by the eccentrically rotating bearing, and then the rectangular frame is dragged towards the left side by the retraction of the spring, so that the rectangular frame swings back and forth left and right, the inner rings of the bearings on the screening tray inside are screened, and the inner rings of the bearings with smaller specifications are screened and discharged; the roller rolls in the support rail, and the sliding sleeve is matched to translate on the auxiliary guide rod, so that the inner ring of the bearing is prevented from being thrown out by shaking in the process of left-right back-and-forth translation of the rectangular frame; the turning plate is turned by rotating the poke rod through rotating the handle, so that the bearing inner ring meeting the requirements of the primary screen is poked into the triangular box, and the phenomenon that materials are stacked and blocked in the screening process is effectively avoided; the height of the height limiting baffle is adjusted through the height adjusting support, the distance between the position limiting adjusting plates is adjusted simultaneously, bearing inner rings on the conveying belt are screened again, overlarge bearing inner rings are screened, and therefore bearing inner ring blanks at the final feeding position meet the processing requirements, subsequent polishing work of the bearing inner rings is facilitated, the bearing inner rings after screening can become the tail end of the conveying belt in a flat state, stacking of the bearing inner rings is avoided, and subsequent positioning clamping is affected.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top view of the internal structure of the screening box of the present invention;
FIG. 3 is a schematic view of the arcuate drive blocks of FIG. 2 after being deflected outwardly;
FIG. 4 is a front view of the internal structure of the screening box of the present invention;
FIG. 5 is a schematic view of the construction of the triangular box of the present invention;
FIG. 6 is an exploded view of the receiver plate construction of the present invention;
FIG. 7 is a top view of the conveyor structure of the present invention;
FIG. 8 is a schematic view of a portion of the structure of the conveying mechanism of the present invention;
FIG. 9 is a cross-sectional view of the height adjustment mount structure of the present invention;
in the figure: 1. a screening box; 2. screening the bracket; 3. a rotating electric machine; 4. an eccentric wheel; 5. a bearing; 6. a feed pipe; 7. a first opening; 8. a second opening; 9. supporting a rail; 10. an arc-shaped transmission block; 11. a rectangular frame; 12. a roller; 13. a screening tray; 14. a material guide plate; 15. a waste tray; 16. a triangular box; 17. a feed pipe; 18. an auxiliary guide bar; 19. a sliding sleeve; 20. a material receiving plate; 21. a material leaking hole; 22. a spring; 201. a concave outer frame; 202. a turnover plate; 203. a support plate; 204. a bearing seat; 205. a poke rod; 206. rotating the handle; 30. installing a frame; 31. a conveyor belt; 32. a height adjusting support; 33. a height limiting baffle; 34. a sorting plate; 35. a limiting adjusting plate; 36. an infrared sensing device; 321. a rectangular base; 322. a longitudinal slot; 323. a slider; 324. locking the knob; 351. fixing a baffle plate; 352. a movable baffle; 353. and a transverse adjusting groove.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example 1
As shown in figures 1-4, the invention provides an automatic feeding device for processing a bearing inner ring, which comprises a screening mechanism and a conveying mechanism, wherein the screening mechanism comprises a screening box 1, one side of the screening box 1 is provided with a triangular bracket 2, the top end of the triangular bracket 2 is fixedly provided with a rotating motor 3, the outer end of an output shaft of the rotating motor 3 is fixedly provided with an eccentric wheel 4, the periphery of the eccentric wheel 4 is fixedly sleeved with a bearing 5, the top end of the screening box 1 is provided with a feeding pipe 6, one side of the screening box 1, which is close to the rotating motor 3, is provided with a first opening 7, the other side of the screening box 1 is provided with a second opening 8, an inner cavity of the screening box 1 is transversely provided with parallel support rails 9, the top end surface of the support rails 9 is provided with an arc-shaped transmission block 10, the arc-shaped transmission block 10 is positioned inside the first opening 7, one side of the arc-shaped transmission block 10 is fixedly connected with a rectangular frame 11, the arc-shaped transmission block 10 and two sides of the bottom end of the rectangular frame 11 are both provided with rollers 12, and gyro wheel 12 inlay card is in the inside of holding in the palm rail 9, sieve material tray 13 has been placed to the inside of rectangular frame 11, one side of sieve material tray 13 is connected with stock guide 14, and stock guide 14 is located the inside of second opening 8, the bottom of holding in the palm rail 9 is provided with waste material tray 15, and waste material tray 15 sets up the inner chamber bottom at screening case 1 for the slope, waste material tray 15's bottom is run through and is extended to the outside of screening case 1, triangular box 16 has been cup jointed to second opening 8's outside, conveying pipe 17 is installed to the end bottom of triangular box 16, conveying mechanism is located one side of triangular box 16, be connected with spring 22 between the front and back both sides surface that is located screening case 1 inner wall and arc transmission piece 10 of first opening 7 one side.
Specifically, a forged bearing inner ring is thrown into the screening box 1 from a feeding pipe 6 and falls on a screening tray 13, then a rotating motor 3 rotates to drive an eccentric wheel 4, a bearing 5 outside the eccentric wheel 4 swings along with the eccentric wheel, when the bearing 5 rotates and deviates to the right side, as shown in a state of fig. 2, at the moment, the bearing 5 moves an arc-shaped transmission block 10 to the right side, so that a rectangular frame 11 is pushed, a spring 22 is randomly stressed and stretched, the bottom ends of the rectangular frame 11 and the arc-shaped transmission block 10 roll in a support rail 9 through a roller 12, so that the movement is more stable, and when the bearing 5 rotates and deviates to the left side, as shown in a state of fig. 3, the spring 22 retracts to drive a part of the rectangular frame 11 to move to the left side; therefore, the sieve tray 13 in the rectangular frame 11 swings back and forth along with the bearing 5, so that the bearing inner ring which does not meet the requirement is sieved on the waste material tray 15 and discharged, the bearing inner ring which meets the requirement is gradually pushed to one side of the material guide plate 14 in the swinging process, finally falls into the triangular box 16 and is discharged from the material feeding pipe 17, and the bearing inner ring falls on the conveying mechanism after primary screening.
Example 2
As shown in fig. 2 and 3, the invention provides an automatic feeding device for processing a bearing inner ring, wherein auxiliary guide rods 18 are respectively arranged at the front end and the rear end of the inner wall of a screening box 1 positioned at one side of a second opening 8, sliding sleeves 19 are movably sleeved on the peripheries of the auxiliary guide rods 18, and the sliding sleeves 19 are fixedly arranged on the front side surface and the rear side surface of a rectangular frame 11.
Specifically, on the basis of embodiment 1, in order to make the rectangular frame 11 move more stably, when the rectangular frame 11 moves, the sliding sleeve 19 translates outside the auxiliary guide rod 18, so that the left-right translation thereof is more stable.
Example 3
As shown in fig. 2-6, the invention provides an automatic feeding device for processing a bearing inner ring, a triangular box 16 is obliquely arranged at the outer side of a screening box 1, a material receiving plate 20 is arranged at the bottom of an opening at the inner side of the triangular box 16, the material receiving plate 20 penetrates from a second opening 8 to the inside of the screening box 1, a plurality of material leaking holes 21 are formed in the surface of a screening tray 13, and the material leaking holes 21 are distributed at one side close to an arc-shaped transmission block 10.
Further, the material receiving plate 20 comprises a concave outer frame 201 and a turnover plate 202, a support plate 203 is installed at two ends of a narrow side of an opening of the concave outer frame 201, a poking rod 205 penetrates through the other end of the turnover plate 202, bearing seats 204 are sleeved at two ends of the poking rod 205, the bearing seats 204 are fixedly installed on the inner wall of the screening box 1, two ends of the poking rod 205 penetrate through the outside of the screening box 1, and a rotating handle 206 is fixedly connected with the two ends of the poking rod 205.
Specifically, on the basis of embodiment 1, the size of the material leaking hole 21 in the material sieving tray 13 is the set size of the bearing inner ring, so that the bearing inner ring can be scattered and spread on the surface of the material sieving tray 13 in the process of back and forth swing of the material sieving tray 13, the bearing inner ring smaller than the set size falls onto the waste material tray 15 below from the material leaking hole 21, and blanks smaller than the set bearing inner ring are sieved; and qualified bearing inner rings on the screening tray 13 may partially drop when moving from the material guide plate 14 to the triangular box 16, at this time, the material receiving plate 20 below meets the requirement, but the qualified bearing inner rings are not conveyed to the bearing inner rings of the triangular box 16, after the whole equipment stops running, the rotating handle 206 outside the screening box 1 is rotated, the rotating handle 206 rotates to drive the poking rod 205, the poking rod 205 drives the turnover plate 202, and the bearing inner rings dropping on the surface are pushed into the triangular box 16 and discharged.
Example 4
As shown in fig. 1 and 2, the invention provides an automatic feeding device for processing a bearing inner ring, wherein limiting clamping blocks are arranged at four corners of the inner side of a rectangular frame 11, a screening tray 13 is clamped and embedded in the limiting clamping blocks, and an access door is arranged on the outer side surface of a screening box 1.
Further, the arc surface of arc transmission piece 10 is provided with the rubber pad, and the outer end surface mounting of screening case 1 has the support frame, and is connected with spring shock absorber pole between the surface of support frame top and screening case 1.
Specifically, on the basis of embodiment 1, when the bearing 5 contacts the arc-shaped transmission block 10, the rubber pad can play a role in buffering, so that long-time touch abrasion is avoided, the service life is prolonged, and noise generated by collision can be reduced; meanwhile, the vibration generated in the screening process of the screening box 1 is buffered and absorbed by the spring damping rods, so that the supporting frame below the screening box is prevented from being driven to shake greatly, and the noise reduction effect is achieved; meanwhile, the supporting height of one side of the supporting frame close to the rotating motor 3 can be slightly higher than that of the other side, so that the whole screening box 1 is slightly inclined towards the right side, and the inclined included angle between the whole screening box and the horizontal plane is 5-15 degrees, and the bearing inner ring on the screening tray 13 can be better discharged; the access door outside the screening box 1 can be opened and the sieve tray 13 specification of the inlay card in the rectangular frame 11 is changed, and the sieve tray 13 that corresponds is changed according to the bearing inner race size of production.
Example 5
As shown in fig. 1 and 7-9, the invention provides an automatic feeding device for bearing inner ring machining, the conveying mechanism comprises a mounting frame 30, a conveying belt 31 is mounted at the top end inside the mounting frame 30, height adjusting supports 32 are mounted on two sides of the top end surface of the mounting frame 30, height limiting baffles 33 are connected between the height adjusting supports 32, a sorting plate 34 is arranged on one side of each height adjusting support 32, the sorting plate 34 is flush with the surface of the conveying belt 31, a limit adjusting plate 35 is mounted on the other side of each height adjusting support 32, and an infrared sensing device 36 is mounted on the other side of each limit adjusting plate 35.
Further, the height adjusting support 32 includes a rectangular seat 321, a longitudinal groove 322 is formed on the surface of the rectangular seat 321, a sliding block 323 is slidably inserted in the longitudinal groove 322, one side of the sliding block 323 is connected with the height limiting baffle 33, and the other side of the sliding block 323 is connected with a locking knob 324 through a screw.
Further, the limit adjusting plate 35 includes a fixed baffle 351 and a movable baffle 352, a transverse adjusting groove 353 is formed on the surface of the movable baffle 352, and a locking screw is fixedly installed inside the transverse adjusting groove 353 and is fixedly connected with the side edge of the mounting frame 30.
Furthermore, the height-limiting baffle 33 is of a V-shaped structure, one end of the tip faces the triangular box 16, and the ends, facing the height-limiting baffle 33, of the fixed baffle 351 and the movable baffle 352 are both in an inclined opening shape, and the gap between the fixed baffle and the movable baffle is gradually narrowed.
Specifically, on the basis of embodiment 1, the height adjusting support 32 and the limiting adjusting plate 35 are adjusted, when the height adjusting support 32 is adjusted, the locking knobs 324 on the outer sides of the rectangular seats 321 on the two sides of the mounting frame 30 are loosened, so that the sliding block 323 can move up and down in the longitudinal groove 322, the sliding block 323 drives the height limiting baffle 33 to adjust the height until the distance between the height limiting baffle 33 and the conveying belt 31 is slightly larger than the thickness of the bearing inner ring, the bearing inner ring meeting the size requirement through manual measurement can be padded at the bottom of the height limiting baffle 33, and finally the height of the height limiting baffle 33 can be reached only by the fact that the bearing inner ring can pass through the height limiting baffle 33 from below; when the limit adjusting plate 35 is adjusted, the bearing inner ring is close to the fixed baffle 351, the locking screw on the transverse adjusting groove 353 is loosened, the movable baffle 352 is moved to one side of the fixed baffle 351, and the distance between the movable baffle 352 and the fixed baffle 351 is slightly larger than that of the bearing inner ring; after the adjustment is finished, the bearing inner ring after the preliminary screening falls on the conveying belt 31 from the feeding pipe 17, then reaches the front side of the height limiting baffle 33 along the conveying belt 31, the bearing inner ring blank is blocked by the height limiting baffle 33 if the bearing inner ring blank is too thick, and the stacked bearing inner rings are arranged, the upper bearing inner ring is blocked by the height-limiting baffle 33 and falls back to the conveying belt 31, the blocked bearing inner ring moves towards two sides along the inclined surface of the height-limiting baffle 33 along with the continuous backward conveying of the conveying belt 31 and then moves to the sorting plate 34 to be discharged, the bearing inner ring meeting the requirement passes through the height limiting baffle 33 and is positioned from the passage between the movable baffle 352 and the fixed baffle 351, finally the bearing inner ring moving to the tail end of the conveying belt 31 is in a flat lying shape, the signal of the infrared sensing device 36 is blocked by the bearing inner ring, the conveying belt 31 stops running, and the clamping manipulator is not shown in the figure and clamps the bearing inner ring at the tail end for polishing and grinding.
According to the invention, the arc-shaped transmission block is pushed to move towards the right side by the eccentrically rotating bearing, and then the rectangular frame is dragged towards the left side by the retraction of the spring, so that the rectangular frame swings back and forth left and right, the inner rings of the bearings on the screening tray inside are screened, and the inner rings of the bearings with smaller specifications are screened and discharged; the roller rolls in the support rail, and the sliding sleeve is matched to translate on the auxiliary guide rod, so that the inner ring of the bearing is prevented from being thrown out by shaking in the process of left-right back-and-forth translation of the rectangular frame; the poke rod is rotated by rotating the handle, the overturning plate is overturned, and the bearing inner ring meeting the requirement of the primary screen is poked into the triangular box, so that the phenomenon of material blockage caused by material accumulation in the screening process is effectively avoided; the height of the height limiting baffle is adjusted through the height adjusting support, the distance between the position limiting adjusting plates is adjusted simultaneously, bearing inner rings on the conveying belt are screened again, overlarge bearing inner rings are screened, and therefore bearing inner ring blanks at the final feeding position meet the processing requirements, subsequent polishing work of the bearing inner rings is facilitated, the bearing inner rings after screening can become the tail end of the conveying belt in a flat state, stacking of the bearing inner rings is avoided, and subsequent positioning clamping is affected.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The automatic feeding device for machining the bearing inner ring comprises a screening mechanism and a conveying mechanism and is characterized in that the screening mechanism comprises a screening box (1), an A-frame (2) is installed on one side of the screening box (1), a rotating motor (3) is fixedly installed at the top end of the A-frame (2), an eccentric wheel (4) is fixedly installed at the outer end of an output shaft of the rotating motor (3), a bearing (5) is fixedly sleeved on the periphery of the eccentric wheel (4), a feeding pipe (6) is arranged at the top end of the screening box (1), a first opening (7) is formed in one side, close to the rotating motor (3), of the screening box (1), a second opening (8) is formed in the other side of the screening box (1), a side-by-side supporting rail (9) is transversely arranged in an inner cavity of the screening box (1), and an arc-shaped transmission block (10) is arranged on the surface of the top end of the supporting rail (9), the arc-shaped transmission block (10) is positioned inside the first opening (7), a rectangular frame (11) is fixedly connected to one side of the arc-shaped transmission block (10), rollers (12) are mounted on two sides of the bottom end of the arc-shaped transmission block (10) and the two sides of the bottom end of the rectangular frame (11), the rollers (12) are clamped and embedded inside the support rail (9), a screening tray (13) is placed inside the rectangular frame (11), a guide plate (14) is connected to one side of the screening tray (13), the guide plate (14) is positioned inside the second opening (8), a waste tray (15) is arranged at the bottom end of the support rail (9), the waste tray (15) is obliquely arranged at the bottom of an inner cavity of the screening box (1), the bottom end of the waste tray (15) penetrates through and extends to the outside of the screening box (1), and a triangular box (16) is sleeved outside the second opening (8), a feeding pipe (17) is installed at the bottom end of the tail of the triangular box (16), the conveying mechanism is located on one side of the triangular box (16), and springs (22) are connected between the inner wall of the screening box (1) located on one side of the first opening (7) and the front side surface and the rear side surface of the arc-shaped transmission block (10);
the triangular box (16) is obliquely arranged on the outer side of the screening box (1), a material receiving plate (20) is arranged at the bottom of an opening on the inner side of the triangular box (16), the material receiving plate (20) penetrates into the screening box (1) from the second opening (8), a plurality of material leaking holes (21) are formed in the surface of the screening tray (13), and the material leaking holes (21) are distributed on one side close to the arc-shaped transmission block (10);
the material receiving plate (20) comprises a concave outer frame (201) and a turnover plate (202), support plates (203) are oppositely arranged at two ends of a narrow edge of an opening of the concave outer frame (201), a poking rod (205) penetrates through the other end of the turnover plate (202), bearing seats (204) are sleeved at two ends of the poking rod (205), the bearing seats (204) are fixedly arranged on the inner wall of the screening box (1), and two ends of the poking rod (205) both penetrate through and extend to the outside of the screening box (1) and are fixedly connected with rotating handles (206);
the conveying mechanism comprises an installation frame (30), a conveying belt (31) is installed at the top end inside the installation frame (30), height adjusting supports (32) are installed on two sides of the top end surface of the installation frame (30), height limiting baffles (33) are connected between the height adjusting supports (32), a sorting plate (34) is arranged on one side of each height adjusting support (32), the sorting plate (34) is flush with the surface of the conveying belt (31), a limiting adjusting plate (35) is installed on the other side of each height adjusting support (32), and an infrared sensing device (36) is installed on the other side of each limiting adjusting plate (35);
the height adjusting support (32) comprises a rectangular seat (321), a longitudinal groove (322) is formed in the surface of the rectangular seat (321), a sliding block (323) is embedded in the longitudinal groove (322) in a sliding and clamping mode, one side of the sliding block (323) is connected with the height limiting baffle (33), and the other side of the sliding block (323) is connected with a locking knob (324) through a screw rod;
the limiting adjusting plate (35) comprises a fixed baffle (351) and a movable baffle (352), a transverse adjusting groove (353) is formed in the surface of the movable baffle (352), and a locking screw is fixedly installed in the transverse adjusting groove (353) and is fixedly connected with the side edge of the mounting frame (30);
the height limiting baffle (33) is of a V-shaped structure, one end of the pointed end faces the triangular box (16), and one ends of the fixed baffle (351) and the movable baffle (352) facing the height limiting baffle (33) are both in an inclined opening shape, and the gap between the fixed baffle and the movable baffle is gradually narrowed.
2. The automatic feeding device for machining the bearing inner ring is characterized in that auxiliary guide rods (18) are mounted at the front end and the rear end of the inner wall of the screening box (1) on one side of the second opening (8), sliding sleeves (19) are movably sleeved on the peripheries of the auxiliary guide rods (18), and the sliding sleeves (19) are fixedly mounted on the surfaces of the front side and the rear side of the rectangular frame (11).
3. The automatic feeding device for machining the bearing inner ring is characterized in that limiting clamping blocks are mounted at four corners of the inner side of the rectangular frame (11), a screening tray (13) is clamped and embedded in the limiting clamping blocks, and an access door is arranged on the outer side surface of the screening box (1).
4. The automatic feeding device for machining the bearing inner ring as claimed in claim 1, wherein a rubber pad is arranged on the arc-shaped surface of the arc-shaped transmission block (10), a supporting frame is mounted on the surface of the outer end of the screening box (1), and a spring shock absorption rod is connected between the top end of the supporting frame and the surface of the screening box (1).
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| CN202210767129.XA CN114871095B (en) | 2022-07-01 | 2022-07-01 | Automatic feeding device for machining of bearing inner ring |
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| CN202210767129.XA CN114871095B (en) | 2022-07-01 | 2022-07-01 | Automatic feeding device for machining of bearing inner ring |
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| CN114871095B true CN114871095B (en) | 2022-09-27 |
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| CN216064344U (en) * | 2021-06-09 | 2022-03-18 | 浙江金泰实业发展有限公司 | Conveying mechanism of bearing |
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| JPH06114340A (en) * | 1992-10-06 | 1994-04-26 | Ishikawajima Harima Heavy Ind Co Ltd | Glass bottle selecting device |
| CN105170449A (en) * | 2015-09-10 | 2015-12-23 | 安庆银泰轴承有限公司 | Sieving machine for bearing inner ring of air conditioner |
| CN206535746U (en) * | 2017-02-21 | 2017-10-03 | 江西省圣诚矿业有限公司 | A kind of non-metallic mineral powder grading plant |
| CN207632037U (en) * | 2017-11-02 | 2018-07-20 | 宁夏工商职业技术学院 | A kind of feeding-distribution device of conical bearing inner ring |
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| CN113859926A (en) * | 2021-10-25 | 2021-12-31 | 山东博特轴承有限公司 | Automatic sequencing device for bearing production line |
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| CN114871095A (en) | 2022-08-09 |
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