CN213613883U

CN213613883U - Grinding and expanding machine for producing bearing ring forge piece

Info

Publication number: CN213613883U
Application number: CN202022486635.0U
Authority: CN
Inventors: 马桢明; 方进; 倪林
Original assignee: Anhui Yuanda Bearing Technology Co ltd
Current assignee: Anhui Yuanda Bearing Technology Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-07-06
Anticipated expiration: 2030-11-02

Abstract

The utility model discloses a roll of bearing ring forging production usefulness expands machine, including bearing box, bearing box positive top is rotated and is alternated and has been cup jointed and bear the axle, the one end slip interlude of bearing the off-axial wall has cup jointed spacing lantern ring, one of them spacing lantern ring is laminated mutually with bearing box, a plurality of bearing holes have been seted up to spacing lantern ring's inner wall equidistance, positioning bolt has been cup jointed to bearing hole's inner chamber screw thread, positioning bolt's one end and bearing axle are laminated mutually, bearing box's top is provided with the connecting box, the connecting box openly rotates and alternates and has cup jointed the transmission shaft, the fixed cup joint of outer wall of transmission shaft. The utility model discloses utilize the mode that sets up of two spacing lantern rings, the spacing lantern ring can carry out the width to the bearing lantern ring that rolls and expand and prescribe a limit to, and then reduces the probability that the width of the bearing lantern ring is greater than the standard value to the spacing lantern ring that thickness is different can be changed according to the demand of different products, thereby improves the practicality that the bearing ring rolled and expands processing.

Description

Grinding and expanding machine for producing bearing ring forge piece

Technical Field

The utility model relates to a grind and expand the machine field, in particular to grind of bearing ring forging production usefulness expands machine.

Background

The ring rolling machine enables the ring to generate continuous local plastic deformation, and further realizes the plastic processing technology of wall thickness reduction, diameter expansion and cross section outline forming, the technology is suitable for producing annular mechanical parts with various shapes and sizes, such as bearing rings, gear rings, flanges, hubs, thin-wall cylindrical parts, wind power flanges, neck flanges and other various seamless annular forgings, when the bearing rings are rolled and expanded, the size of the bearing rings is fixed, but when the rolling and expanding machine rolls and expands the bearing rings, the bearing rings can also expand in transverse width to a certain degree, so that the stable size of the bearing rings is influenced, the thickness of the bearing rings is reduced, and the use practicability of the rolling and expanding machine is further reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a roll of bearing ring forging production usefulness expands machine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the grinding expanding machine for bearing ring forging production comprises a bearing box, a bearing shaft is sleeved with a rotating interlude at the positive top of the bearing box, a limiting lantern ring and one of the limiting lantern ring are sleeved with a sliding interlude at the one end of the outer wall of the bearing shaft, the limiting lantern ring is laminated with the bearing box, a plurality of bearing holes are formed in the inner wall of the limiting lantern ring at equal intervals, a positioning bolt is sleeved with inner cavity threads of the bearing holes, one end of the positioning bolt is laminated with the bearing shaft, the top of the bearing box is provided with a connecting box, the connecting box is positively rotated and alternated to be sleeved with a transmission shaft, and a grinding roller is sleeved with the outer wall of the transmission.

Preferably, the one end of bearing the weight of the axle is provided with the connecting plate, one side of connecting plate is that the annular array equidistance is provided with a plurality of fixing bolt, the connecting plate passes through fixing bolt and bears axle fixed connection.

Preferably, one side of connecting plate is that annular array equidistance screw thread alternates has cup jointed a plurality of connecting bolt, the one end of connecting bolt outer wall is rotated with wherein another spacing lantern ring and is connected, connecting bolt's outer wall screw thread has cup jointed fixation nut, one side and the connecting plate laminating of fixation nut.

Preferably, the bottom symmetry fixedly connected with spliced pole of bearing box inner wall, the top fixedly connected with of spliced pole connects the lantern ring, the outer wall that bears the weight of the axle rotates with the connection lantern ring and cup joints, the both sides of connecting the lantern ring all are provided with the position lantern ring, the outer wall that bears the weight of the axle is fixed to cup joint with the position lantern ring.

Preferably, the top fixedly connected with link of bearing box, the spout has all been seted up to the both sides of link inner wall, the equal fixedly connected with slider in both sides of link, the outer wall of slider cup joints with the inner chamber slip of spout.

Preferably, the inside fixedly connected with motor of connecting box, the output and the transmission shaft transmission of motor are connected, the fixed pneumatic cylinder that has cup jointed in the middle part of link upper surface, the output and the connecting box transmission of pneumatic cylinder are connected.

The utility model discloses a technological effect and advantage:

(1) the utility model discloses utilize the setting mode of two spacing lantern rings, the spacing lantern ring can carry out the width to the bearing lantern ring that grinds the expand and prescribe a limit to, and then reduce the probability that the width of the bearing lantern ring is greater than the standard value to can change the spacing lantern ring that the thickness is different according to the demand of different products, thereby improve the practicality that the bearing ring grinds the expand processing;

(2) the utility model discloses utilize the mode that sets up of wherein another spacing lantern ring, wherein another spacing lantern ring passes through positioning bolt and connecting bolt to be fixed on bearing the weight of the epaxial, not hard up positioning bolt and connecting bolt just can remove it to change the distance between two spacing lantern rings, thereby adjust the width that the bearing ring ground expands, and then improve its practicality once more.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the inside structure schematic diagram of the side surface of the carrying box of the present invention.

Fig. 3 is a schematic view of the front internal structure of the connection frame of the present invention.

Fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a carrying case; 2. a load bearing shaft; 3. a limiting lantern ring; 4. positioning the bolt; 5. a connecting plate; 6. a connecting box; 7. a motor; 8. a drive shaft; 9. rolling a roller; 10. fixing the bolt; 11. a connecting bolt; 12. fixing a nut; 13. connecting columns; 14. a connecting lantern ring; 15. a positioning collar; 16. a connecting frame; 17. a hydraulic cylinder; 18. a chute; 19. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

The utility model provides a rolling machine of bearing ring forging production usefulness as shown in fig. 1-4, including bearing box 1, bearing box 1 positive top is rotated and is alternated and has been cup jointed bearing axle 2, the one end slip interlude of bearing axle 2 outer wall has cup jointed spacing lantern ring 3, one of them spacing lantern ring 3 is laminated with bearing box 1 mutually, bearing box 1 can carry out the position to one of them spacing lantern ring 3 and prescribe a limit to, thereby strengthen the stability of spacing lantern ring 3 on bearing axle 2, a plurality of carrier holes have been seted up to spacing lantern ring 3's inner wall equidistance, positioning bolt 4 has been cup jointed to the inner chamber screw thread of carrier hole, positioning bolt 4's one end and bearing axle 2 are laminated mutually, bearing box 1's top is provided with connecting box 6, connecting box 6 openly rotates to alternate and has cup jointed transmission shaft 8, the outer wall of transmission shaft 8 is fixed to.

One end of the bearing shaft 2 is provided with a connecting plate 5, one side of the connecting plate 5 is provided with a plurality of fixing bolts 10 in an annular array at equal intervals, the connecting plate 5 and the limiting lantern ring 3 can be disassembled by loosening the fixing bolts 10 and the positioning bolts 4, so that the limiting lantern rings 3 with different thicknesses can be replaced, the bearing shaft 2 can be matched with the rolling roller 9 to roll bearing rings with different thicknesses, so that the practical performance of the bearing shaft is improved, the connecting plate 5 is fixedly connected with the bearing shaft 2 through the fixing bolts 10, one side of the connecting plate 5 is in an annular array at equal intervals and is threaded and sleeved with a plurality of connecting bolts 11, the position of the other limiting lantern ring 3 can be adjusted by rotating the plurality of connecting bolts 11, one end of the outer wall of the connecting bolt 11 is rotatably connected with the other limiting lantern ring 3, the outer wall of the connecting bolt 11 is threaded and is sleeved with a fixing, thereby under the effect of connecting bolt 11 and positioning bolt 4, can improve wherein the stability of another spacing lantern ring 3, one side and the connecting plate 5 of fixation nut 12 are laminated mutually, the bottom symmetry fixedly connected with spliced pole 13 of the 1 inner wall of bearing box, the top fixedly connected with connection lantern ring 14 of spliced pole 13, the outer wall that bears axle 2 rotates with the connection lantern ring 14 and cup joints, the both sides of connection lantern ring 14 all are provided with the positioning lantern ring 15, the positioning lantern ring 15 can strengthen the stability of bearing the motion of axle 2 with the connection lantern ring 14, the outer wall that bears axle 2 and the fixed cup joint of positioning lantern ring 15.

Bear top fixedly connected with link 16 of case 1, spout 18 has all been seted up to the both sides of link 16 inner wall, the equal fixedly connected with slider 19 in both sides of link 6, slider 19 can strengthen the stability of 6 ascends and descends of link 6, slider 19's outer wall and the inner chamber of spout 18 slip cup joint, the inside fixedly connected with motor 7 of link 6, the output and the 8 transmission of transmission shaft of motor 7 are connected, the fixed pneumatic cylinder 17 that has cup jointed in middle part of link 16 upper surface, the output and the 6 transmission of link 6 of pneumatic cylinder 17 are connected.

The motor 7 and the hydraulic cylinder 17 are respectively electrically connected with an external power supply through an external motor switch hydraulic cylinder switch.

The utility model discloses the theory of operation: when the bearing ring is expanded, the position of the other limiting lantern ring 3 is adjusted according to the size of the bearing ring production, namely the distance between the two limiting lantern rings 3 is adjusted, so that the expanded width of the bearing ring is limited, the positioning bolt 4 on the other limiting lantern ring 3 is loosened, then the fixing nut 12 is loosened, the connecting bolts 11 are rotated, when the connecting bolts 11 are rotated, the rotation is sequentially and alternately performed, the problem of synchronization of the connecting bolts 11 is reduced, the other limiting lantern ring 3 is inclined and clamped, the connecting bolts 11 drive the other limiting lantern ring 3 to slide on the bearing shaft 2 until the distance between the two limiting lantern rings 3 can be limited by the width of the bearing ring in multiple axes, then the fixing nut 12 is fastened to limit the position of the connecting bolt 11, and then the positioning bolt 4 is fastened, limiting the position of the limiting lantern ring 3 again;

after 3 position control of wherein another spacing lantern ring is accomplished, with the bearing ring cover on bearing shaft 2, and be located between two spacing lantern rings 3, then open motor switch, the circular ring of bearing ring one-tenth certain diameter size is rolled to motor 7 circular telegram through transmission shaft 8 drive rolling roller 9 and rotate, then open the pneumatic cylinder switch, pneumatic cylinder 17 circular telegram drives connecting box 6 descends, thereby make rolling roller 9 descend and bear the cooperation of shaft 2 and roll the bearing ring, under the effect of two spacing lantern rings 3, until rolling the bearing ring and expand into the ring of certain diameter size, then pneumatic cylinder 17 drives it and rises, it can to take off the bearing ring, then repeat above-mentioned step and roll a plurality of bearing rings and expand the processing can.

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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. Grinding machine of expanding of bearing ring forging production usefulness, including bearing box (1), its characterized in that, bearing box (1) positive top is rotated and is alternated to have cup jointed and bear axle (2), the one end slip of bearing axle (2) outer wall alternates and has cup jointed spacing lantern ring (3), one of them spacing lantern ring (3) and bearing box (1) are laminated mutually, a plurality of bearing holes have been seted up to the inner wall equidistance of spacing lantern ring (3), positioning bolt (4) have been cup jointed to the inner chamber screw thread of bearing hole, the one end of positioning bolt (4) is laminated mutually with bearing axle (2), the top of bearing box (1) is provided with connecting box (6), connecting box (6) openly rotate to cup joint and have been alternated transmission shaft (8), the outer wall of transmission shaft (8) is fixed to have cup jointed and rolls roller (9).

2. The rolling mill for producing bearing ring forgings according to claim 1, wherein a connecting plate (5) is arranged at one end of the bearing shaft (2), a plurality of fixing bolts (10) are arranged on one side of the connecting plate (5) in an annular array at equal intervals, and the connecting plate (5) is fixedly connected with the bearing shaft (2) through the fixing bolts (10).

3. The grinding and expanding machine for producing the bearing ring forge piece is characterized in that a plurality of connecting bolts (11) are threaded and sleeved on one side of the connecting plate (5) in an annular array at equal intervals, one ends of the outer walls of the connecting bolts (11) are rotatably connected with the other limiting lantern ring (3), fixing nuts (12) are sleeved on the outer walls of the connecting bolts (11) in a threaded mode, and one sides of the fixing nuts (12) are attached to the connecting plate (5).

4. The grinding and expanding machine for producing bearing ring forgings according to claim 1, characterized in that connecting columns (13) are symmetrically and fixedly connected to the bottoms of the inner walls of the bearing boxes (1), connecting sleeve rings (14) are fixedly connected to the tops of the connecting columns (13), the outer wall of the bearing shaft (2) is rotatably sleeved with the connecting sleeve rings (14), positioning sleeve rings (15) are arranged on two sides of each connecting sleeve ring (14), and the outer wall of the bearing shaft (2) is fixedly sleeved with the positioning sleeve rings (15).

5. The grinding and expanding machine for producing bearing ring forgings according to claim 1, characterized in that a connecting frame (16) is fixedly connected to the top of the bearing box (1), sliding grooves (18) are formed in two sides of the inner wall of the connecting frame (16), sliding blocks (19) are fixedly connected to two sides of the connecting box (6), and the outer wall of each sliding block (19) is in sliding sleeve connection with the inner cavity of each sliding groove (18).

6. The grinding and expanding machine for producing bearing ring forgings according to claim 5, characterized in that a motor (7) is fixedly connected to the inside of the connecting box (6), the output end of the motor (7) is in transmission connection with the transmission shaft (8), a hydraulic cylinder (17) is fixedly sleeved in the middle of the upper surface of the connecting frame (16), and the output end of the hydraulic cylinder (17) is in transmission connection with the connecting box (6).