CN209959729U - Upper roller bearing with strong cohesive force - Google Patents

Abstract

The utility model discloses an upper roller bearing with strong cohesive force, which comprises a mandrel, wherein end shaft components are respectively arranged on two sides of the mandrel, the end shaft components comprise an end shaft I and an end shaft II, the end shaft I is arranged on two sides of the mandrel, the bearing outer ring of the upper roller bearing with the strong cohesive force consists of an upper bearing outer ring and a lower bearing outer ring, the screw rod can be fed downwards by rotating the screw rod to drive a pressing block to move downwards, the pressing force is generated by utilizing the thrust force, the upper bearing outer ring and the lower bearing outer ring compress a retainer at the center, the rolling way of a cylindrical roller on the bearing inner ring can not shake, the stability of the mandrel is greatly improved, the pressure of the mandrel on the spinning upper end is also higher, the cohesive force of the spinning is greatly improved, the quality of the spinning is ensured, and the position of the spinning can be conveyed on the mandrel, the adjusting device is adjusted according to different pressing blocks at two ends, and is more flexible.

Description

Upper roller bearing with strong cohesive force

Technical Field

The utility model relates to a bearing technical field specifically is a last roller bearing of strong cohesion force.

Background

The upper roller bearing is a bearing used in a textile machine, generally consists of a mandrel and bearings at two ends of the mandrel, is generally matched with a lower roller bearing for use, has guiding and conveying functions on textile threads, and has some defects in the use process of the existing upper roller bearing.

When the existing upper roller bearing conveys spinning, the pressure on the spinning is small due to the fact that fine vibration is generated when the upper roller bearing rotates, so that cohesive force of the spinning is reduced, and spinning quality is greatly affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a top roller bearing of strong cohesive force to produce slight vibration when solving present self rotation that above-mentioned background art provided, lead to less to the pressure of spinning, make the cohesive force of spinning reduce, influenced the problem of the quality of spinning greatly.

In order to achieve the above object, the utility model provides a following technical scheme: the upper roller bearing with strong cohesive force comprises a mandrel, end shaft assemblies are respectively installed on two sides of the mandrel and comprise a first end shaft and a second end shaft, the first end shaft is installed on two sides of the mandrel, the second end shaft is installed on the other side of the first end shaft, a bearing inner ring is sleeved on the outer side of each end shaft assembly, a retainer is installed on the outer side of the bearing inner ring, cylindrical rollers are arranged on the retainer at equal intervals, a bearing outer ring assembly is installed on the outer side of the retainer, a bearing outer ring assembly is installed on the outer side of the bearing outer ring assembly, the bearing outer ring assembly comprises an upper shell and a lower shell, the upper shell and the lower shell are fixedly connected through bolts, a pressing block is installed at the top end of the bearing outer ring assembly, a rotating groove is formed in the pressing block, and a rotating block is connected to the inner rotation of the rotating groove, the top of the rotating block is connected with a screw rod, the screw rod penetrates through the top end of the upper shell, and the top end of the screw rod is provided with a kneading block.

Preferably, the bearing outer ring assembly comprises an upper bearing outer ring and a lower bearing outer ring, and the upper bearing outer ring is connected with the bottom end of the pressing block in a chimeric manner.

Preferably, the first end shaft and the second end shaft are both conical, the conical surfaces of the first end shaft and the second end shaft are arranged correspondingly, and the inner ring of the bearing is matched with the end shaft assembly in shape.

Preferably, a groove is formed in one side, far away from the second end shaft, of the first end shaft, a bolt is installed inside the groove, and the first end shaft is fixedly connected with the second end shaft through the bolt.

Preferably, the kneading blocks are of arc structures, the kneading block annular arrays are arranged at the top ends of the screws, and the convex arcs of the kneading blocks are correspondingly arranged.

Preferably, the rotating block is of an inverted T-shaped structure.

Preferably, the pressing block is of a welded structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this last roller bearing's of strong cohesion force bearing outer lane comprises upper bearing outer lane and lower bearing outer lane, can pass through the rotating screw rod, make the screw rod feed down, drive the briquetting downstream, utilize thrust to make and produce the extrusion force, make upper bearing outer lane and lower bearing outer lane compress tightly the processing to the holder of center department, make cylindrical roller roll and can not appear rocking on the bearing inner race, the stability of dabber has been improved greatly, the dabber that is simultaneously also is also bigger to the pressure of spinning upper end, the cohesion force of spinning has been improved greatly, the quality of spinning has been guaranteed, and can be according to the position of spindle transport spinning, adjust to the briquetting that the both ends are different, flexibility more.

2. This last roller bearing end shaft of strong cohesive force is the toper, has avoided taking place axial slip between end shaft and the bearing greatly, has avoided axial vibration's production, and the end shaft two assembles through the bolt, conveniently dismantles and installs, and the bearing also is the toper structure, and load pressure is located along axial inclined position department, has improved bearing capacity greatly.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a side view of the retainer of the present invention;

FIG. 4 is a diagram of the end shaft entity of the present invention;

FIG. 5 is a diagram showing the effect of the briquetting entity of the present invention;

fig. 6 is a top view of the pinching block of the present invention.

In the figure: 1. the device comprises a mandrel, 2, a first end shaft, 3, a first end shaft, 4, a bearing inner ring, 5, a retainer, 6, a cylindrical roller, 7, an upper bearing outer ring, 8, a lower bearing outer ring, 9, a pressing block, 10, a rotating groove, 11, a rotating block, 12, a screw rod, 13, a pinching block, 14, a lower shell, 15, an upper shell, 16 and a groove.

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.

Referring to fig. 1-6, the present invention provides a technical solution: a top roller bearing with strong cohesive force comprises a mandrel 1, end shaft assemblies are respectively arranged on two sides of the mandrel 1, each end shaft assembly comprises a first end shaft 2 and a second end shaft 3, the first end shaft 2 and the second end shaft 3 are both conical, conical surfaces of the first end shaft 2 and the second end shaft 3 are arranged correspondingly, a bearing inner ring 4 is matched with the end shaft assemblies in shape, axial displacement between the first end shaft 2 and the second end shaft 3 and the bearing inner ring 4 is avoided due to the fact that the first end shaft 2 and the second end shaft 3 are both conical, operation stability is greatly improved, a groove 16 is formed in one side, far away from the second end shaft 3, of the first end shaft 2, a bolt is arranged inside the groove 16, the first end shaft 2 is fixedly connected with the second end shaft 3 through the bolt, during assembly, the first end shaft 4 is sleeved on one side of the first end shaft 2, the second end shaft 3 is fixed with the first end shaft 2 through the bolt, and operation is more convenient and rapid, the end shaft I2 is arranged on two sides of the mandrel 1, the end shaft II 3 is arranged on the other side of the end shaft I2, the outer sides of the end shaft components are both sleeved with bearing inner rings 4, the outer sides of the bearing inner rings 4 are provided with retainers 5, cylindrical rollers 6 are arranged on the retainers 5 at equal intervals, the outer sides of the retainers 5 are provided with bearing outer ring components, each bearing outer ring component comprises an upper bearing outer ring 7 and a lower bearing outer ring 8, the upper bearing outer rings 7 are connected with the bottom ends of the pressing blocks 9 in an embedded mode, the outer sides of the retainers are solid cambered surfaces, so that the cylindrical rollers 6 cannot fall off when gaps between the two sides of the upper bearing outer rings 7 and the two sides of the lower bearing outer rings 8, the upper bearing outer rings 7 and the lower bearing outer rings 8 in the upper position and the lower position extrude each other, the distance of the cylindrical rollers 6 on the raceways of the bearing inner rings 4 is closer, the bearing housing component comprises an upper housing 15 and a lower housing 14, the upper housing 15 and the lower housing 14 are fixedly connected through bolts, the upper housing 15 and the lower housing 14 are identical in structure, ribs on two sides are fixed through bolts, a pressing block 9 is installed at the top end of the bearing housing component, a rotating groove 10 is formed in the pressing block 9, a rotating block 11 is rotatably connected in the rotating groove 10, the rotating block 11 is of an inverted T-shaped structure and is prevented from falling off through a T-shaped barb, in addition, during assembly, the rotating block 11 is firstly installed on the rotating groove 10 on a single pressing block 9 part, then the two pressing blocks 9 are integrally welded, the top end of the rotating block 11 is connected with a screw 12, the screw 12 penetrates through the top end of the upper housing 15, a pinching block 13 is installed at the top end of the screw 12, the pinching block 13 is of an arc-shaped structure, the pinching block 13 is annularly arrayed at the top end of the screw 12, and outward convex arcs of the pinching block 13 are, the outer edge of the pinching block is concave, so that the thumb and the forefinger of a worker can be conveniently embedded on the pinching block 13, and traction force is prevented from being applied during rotation.

The working principle is as follows: when the utility model is used, a user can sleeve the bearing inner ring 4 on the end shaft I2 during assembly, then connect the end shaft II 3 with the end shaft I2 through bolts, complete installation, then clamp the upper bearing outer ring 7 and the lower bearing outer ring 8 on the retainer 5, and sleeve the upper housing 15 and the lower housing 14 on the upper bearing outer ring 7 and the lower bearing outer ring 8, and through bolt fixed connection, and install the bearing housing assembly in a textile machine, when in use, the pinch block 13 can be pressed through fingers, and the screw 12 can be rotated, the screw can drive and rotate the block 11 while rotating, the feeding is carried out, the upper bearing outer ring 7 is extruded by driving the pressing block 9 to move downwards, and through the mutual acting force generated between the upper bearing outer ring 7 and the lower bearing outer ring 8, the pressure of the cylindrical roller 6 on the retainer 5 on the bearing inner ring 4 is more tight in laminating, and radial shaking can not occur during rotation, and the end shaft I2 and the end shaft II 3 are also conical, so that axial shaking cannot occur, the whole movement is more stable, the pressure on spinning is greatly improved, the spinning has stronger cohesive force, and the whole working process is finished. Those not described in detail in this specification are within the skill of the art.

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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides a top roller bearing of strong cohesive force, includes dabber (1), its characterized in that: the end shaft assembly is installed on two sides of the mandrel (1) respectively and comprises a first end shaft (2) and a second end shaft (3), the first end shaft (2) is installed on two sides of the mandrel (1), the second end shaft (3) is installed on the other side of the first end shaft (2), bearing inner rings (4) are sleeved on the outer sides of the first end shaft assemblies, retainers (5) are installed on the outer sides of the bearing inner rings (4), cylindrical rollers (6) are arranged on the retainers (5) at equal intervals, bearing outer ring assemblies are installed on the outer sides of the retainers (5), bearing outer ring assemblies are installed on the outer sides of the bearing outer ring assemblies and comprise upper shells (15) and lower shells (14), the upper shells (15) and the lower shells (14) are fixedly connected through bolts, pressing blocks (9) are installed on the top ends of the bearing outer ring assemblies, rotating groove (10) have been seted up to the inside of briquetting (9), the inside rotation of rotating groove (10) is connected with and revolves piece (11), the top of revolving piece (11) is connected with screw rod (12), the top of shell (15) is run through on screw rod (12), and the top of screw rod (12) is installed and is held between the fingers piece (13).

2. A strong-cohesion top roller bearing according to claim 1, characterized in that: the bearing outer ring assembly comprises an upper bearing outer ring (7) and a lower bearing outer ring (8), and the upper bearing outer ring (7) is connected with the bottom end of the pressing block (9) in an embedded mode.

3. A strong-cohesion top roller bearing according to claim 1, characterized in that: the end shaft I (2) and the end shaft II (3) are conical, the conical surfaces of the end shaft I (2) and the end shaft II (3) are arranged correspondingly, and the bearing inner ring (4) is matched with the end shaft assembly in shape.

4. A strong-cohesion top roller bearing according to claim 1, characterized in that: a groove (16) is formed in one side, away from the second end shaft (3), of the first end shaft (2), a bolt is installed inside the groove (16), and the first end shaft (2) is fixedly connected with the second end shaft (3) through the bolt.

5. A strong-cohesion top roller bearing according to claim 1, characterized in that: the kneading blocks (13) are of arc-shaped structures, the kneading blocks (13) are annularly arrayed at the top ends of the screws (12), and the outward convex arcs of the kneading blocks (13) are correspondingly arranged.

6. A strong-cohesion top roller bearing according to claim 1, characterized in that: the rotating block (11) is of an inverted T-shaped structure.

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