CN213088539U - Novel axle core fixed knot constructs - Google Patents

Abstract

The utility model discloses a novel axle core fixed knot constructs, including axle core, casing and bottom plate, the inside first bearing that is equipped with of casing is equipped with more than one first constant head tank on the side of first bearing outer lane, is equipped with more than one second constant head tank on the side of first bearing inner circle, and the second locating piece is all installed to second constant head tank department to the outer wall of axle core, and second locating piece one end all inserts in the second constant head tank, and the internal face of casing is all installed first locating piece to first constant head tank department, and first locating piece one end all inserts in the first constant head tank, and the first bearing passes through the inside clamp of clamping part and tightly fixes. The utility model discloses simple structure just can realize the removal of casing through adjustment mechanism, and because the inside clamp of clamping part on first bearing passes through first locating piece and the second locating piece is tight fixed to fixed very simple between bearing, axle core and the casing, the casing removes the back, can be direct takes out first bearing.

Description

Novel axle core fixed knot constructs

Technical Field

The utility model relates to an axle core technical field, concretely relates to novel axle core fixed knot constructs.

Background

The axle core class part is driven important part among the mechanical equipment, and at present, the one end of axle core is generally installed in the bearing frame, and the inside bearing of bearing frame belongs to the part that easily damages, and long-time back of using, inside bearing can damage, and the connection between axle core, bearing and the bearing frame is comparatively complicated now, causes to dismantle very trouble, serious influence efficiency.

Disclosure of Invention

The utility model aims to solve the technical problem that a novel axle core fixed knot constructs is provided to solve the problem that proposes in the above-mentioned background art.

The utility model discloses a realize through following technical scheme: a novel shaft core fixing structure comprises a shaft core, a shell and a bottom plate, wherein a first bearing is arranged in the shell, more than one first positioning groove is formed in one side face of an outer ring of the first bearing, more than one second positioning groove is formed in one side face, away from the first positioning groove, of an inner ring of the first bearing, one end of the shaft core is inserted into an inner ring of the first bearing, second positioning blocks are installed on the outer wall face of the shaft core, right opposite to the second positioning grooves, one end of each second positioning block is inserted into the corresponding second positioning groove, first positioning blocks are installed on the inner wall face of the shell, right opposite to the first positioning grooves, one end of each first positioning block is inserted into the corresponding first positioning groove, a clamping portion is formed by outwards protruding the corresponding end faces of the first positioning blocks and the second positioning blocks, the inner side face of the clamping portion abuts against the side faces of the inner ring and the outer ring of the first bearing respectively, the first bearing is clamped and fixed, one end of the bottom plate is provided with an adjusting mechanism for pushing the shell.

As the preferred technical scheme, the surface of the bottom plate protrudes upwards to form a positioning part, the surface of the positioning part is in an arc structure, a sliding groove is formed in the arc surface of the positioning part, the shell is arranged at the upper end of the positioning part, the outer ring of the shell is in contact with the arc surface of the positioning part, the shell is provided with a sliding block right opposite to the sliding groove, one end of the sliding block is slidably arranged in the sliding groove, the vertical cross sections of the sliding block and the sliding groove are in a dovetail structure, and the sliding block and the sliding groove are matched.

As the preferred technical scheme, adjustment mechanism includes riser, second bearing, screw rod and hand wheel, and the riser is installed on the bottom plate, and the riser is located the rear of casing, is equipped with the screw hole on the riser, and the back of casing just forms a fixed part to the outside protrusion of screw hole department, is equipped with the mounting groove on the fixed part, and the second bearing is installed in the mounting groove, in screw rod threaded connection and the screw hole, screw rod one end is installed in the inner circle of second bearing, and the hand wheel is installed on the other end of screw rod.

Preferably, the outer side of the bottom plate is provided with more than one fixing hole.

The utility model has the advantages that: the utility model discloses simple structure just can realize the removal of casing through adjustment mechanism, and because the inside clamp of clamping part on first bearing through first locating piece and the second locating piece is tight fixed to fixed very simple between bearing, axle core and the casing, the casing removes the back, can be direct takes out first bearing, great increase efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a left side view of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1 and 2, the novel shaft core fixing structure of the present invention comprises a shaft core 1, a housing 4 and a bottom plate 7, wherein a first bearing 3 is arranged inside the housing 4, more than one first positioning groove is arranged on one side surface of an outer ring of the first bearing 3, more than one second positioning groove is arranged on one side surface of the inner ring of the first bearing 3 away from the first positioning groove, one end of the shaft core 1 is inserted into the inner ring of the first bearing 3, a second positioning block 2 is arranged on the outer wall surface of the shaft core 1 opposite to the second positioning groove, one end of the second positioning block 2 is inserted into the second positioning groove, a first positioning block 6 is arranged on the inner wall surface of the housing 4 opposite to the first positioning groove, one end of the first positioning block 6 is inserted into the first positioning groove, a clamping portion 16 is formed by outward protrusion on one end surface of the first positioning block 6 opposite to the second positioning block 2, the inner side surface of the clamping portion 16 is respectively abutted against the side surfaces of the inner ring and the outer ring of the first bearing 3, the first bearing 3 is clamped inwards by a clamping part 16, and one end of the bottom plate 7 is provided with an adjusting mechanism for pushing the shell.

In this embodiment, bottom plate 7's surface is to the epirelief and is formed a location portion 15, location portion 15's surface is the arc structure setting, be equipped with a spout 8 on location portion 15's the arcwall face, casing 4 sets up in location portion upper end, casing 4's outer lane touches with location portion 15's arcwall face mutually, casing 4 just installs slider 5 to spout department, slider 5 one end slidable mounting is in spout 8, slider 5 and spout 8's perpendicular cross-section is the setting of dovetail structure, phase-match between slider 5 and the spout 8.

In this embodiment, adjustment mechanism includes riser 13, second bearing 9, screw rod 11 and hand wheel 12, riser 13 is installed on bottom plate 7, riser 13 is located the rear of casing 4, be equipped with the screw hole on riser 13, the outside protrusion of screw hole department forms a fixed part just at the back of casing 4, be equipped with the mounting groove on the fixed part, second bearing 9 is installed in the mounting groove, in screw rod 11 threaded connection and the screw hole, 11 one end of screw rod are installed in the inner circle of second bearing 9, hand wheel 12 is installed on the other end of screw rod 11.

In this embodiment, more than one fixing hole 14 is formed on the outer side of the bottom plate 7, and a bolt can pass through the fixing hole to lock and fix the bottom on the workbench.

Wherein the other end of the shaft core is generally connected with a driving mechanism, such as a motor.

As shown in fig. 1, during installation, the hand wheel is rotated first, the rotation of the hand wheel drives the screw rod to move rightwards along the screw hole, the movement of the screw rod drives the shell to move rightwards along the sliding groove until the shell is moved away from the shaft core, at this time, the first bearing is placed inside the shell, the first positioning block inside the shell is inserted into the first positioning groove of the first bearing, after the movement is completed, the hand wheel is rotated reversely, the shell and the first bearing move leftwards until the inner ring of the first bearing is sleeved on the shaft core, the second positioning block on the shaft core is inserted into the second positioning groove in alignment, and in the process of moving leftwards of the shell, the first positioning block and the second positioning block can be drawn close inwards until the clamping part clamps and fixes the inner ring and the outer ring of the first bearing inwards, so that the shaft core is connected with the first bearing.

When the bearing is disassembled, the adjusting mechanism moves the shell rightwards, and the first bearing in the bearing can be directly taken out after the shell is removed from the shaft core, so that the disassembling and replacing efficiency is greatly improved.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims (4)

1. The utility model provides a novel axle core fixed knot constructs which characterized in that: comprises a shaft core (1), a shell (4) and a bottom plate (7), wherein a first bearing (3) is arranged in the shell (4), more than one first positioning groove is arranged on one side surface of an outer ring of the first bearing (3), more than one second positioning groove is arranged on one side surface of an inner ring of the first bearing (3) far away from the first positioning groove, one end of the shaft core (1) is inserted into the inner ring of the first bearing (3), second positioning blocks (2) are respectively arranged on the outer wall surface of the shaft core (1) right opposite to the second positioning grooves, one end of each second positioning block (2) is respectively inserted into the second positioning grooves, first positioning blocks (6) are respectively arranged on the inner wall surface of the shell (4) right opposite to the first positioning grooves, one end of each first positioning block (6) is respectively inserted into the first positioning grooves, and one end surface of each first positioning block (6) opposite to the second positioning blocks (2) is respectively outwards protruded to form a clamping part (16), the inner side surface of the clamping part (16) is respectively abutted against the side surfaces of the inner ring and the outer ring on the first bearing (3), the first bearing (3) is clamped and fixed inwards through the clamping part (16), and one end of the bottom plate (7) is provided with an adjusting mechanism for pushing the shell.

2. The novel shaft core fixing structure according to claim 1, characterized in that: the surface of bottom plate (7) is to the epirelief and is formed a location portion (15), the surface of location portion (15) is the arc structure setting, be equipped with a spout (8) on the arcwall face of location portion (15), casing (4) set up in location portion upper end, the outer lane of casing (4) touches with the arcwall face of location portion (15), casing (4) just are to spout department's installation slider (5), slider (5) one end slidable mounting is in spout (8), the perpendicular cross-section of slider (5) and spout (8) is the setting of dovetail structure, phase-match between slider (5) and spout (8).

3. The novel shaft core fixing structure according to claim 1, characterized in that: adjustment mechanism includes riser (13), second bearing (9), screw rod (11) and hand wheel (12), install on bottom plate (7) riser (13), riser (13) are located the rear of casing (4), be equipped with the screw hole on riser (13), the back of casing (4) just forms a fixed part to the outside protrusion of screw hole department, be equipped with the mounting groove on the fixed part, second bearing (9) are installed in the mounting groove, screw rod (11) threaded connection and screw hole, screw rod (11) one end is installed in the inner circle of second bearing (9), hand wheel (12) are installed on the other end of screw rod (11).

4. The novel shaft core fixing structure according to claim 1, characterized in that: more than one fixing hole (14) is arranged on the outer side of the bottom plate (7).

Images