CN210327258U - Motor shaft convenient to install fast - Google Patents

Abstract

The utility model discloses a motor shaft convenient to install fast, which comprises a main shaft, the fixed welding in right side of main shaft has first connecting axle, the fixed welding in right side of first connecting axle has the second connecting axle, the outer wall intermediate position department parcel of first connecting axle has the tight circle that expands, the opening has been seted up to the outer wall right-hand member of second connecting axle, logical groove has been seted up to the left end of main shaft inside, the inner wall that leads to the groove is inserted and is equipped with the dead lever, it has the baffle to lead to the fixed welding of groove inner wall intermediate position department. The utility model discloses be provided with dead lever and spring, can make between dead lever and the connecting axle sleeve fixed more convenient, locking lever and loop bar can make the dead lever fixed more firm, and first connecting axle and second connecting axle can make the motor carry out the speed governing to external pivot under the variable speed's of non-adjustment condition, and first through hole and second through hole can make the motor shaft more stable, the difficult crooked condition that takes place to increase the life of motor shaft.

Description

Motor shaft convenient to install fast

Technical Field

The utility model relates to a motor shaft technical field specifically is a motor shaft convenient to install fast.

Background

Along with the continuous development of society, the continuous progress of industry, the motor shaft is as leading industry preparation part, the motor shaft all needs to be used in many industry parts machining, the importance of motor shaft just can't understand, but current motor shaft when the installation, pass hole on the motor shaft and the hole on the connecting axle sleeve with outside gim peg and fix, it is comparatively loaded down with trivial details to operate, waste time, inside perforation is after the live time is longer, the crooked condition easily takes place, thereby make motor shaft life shorter, consequently, need for a motor shaft convenient to quick installation to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor shaft convenient to install fast to the installation that proposes in solving above-mentioned background is comparatively loaded down with trivial details, and the crooked condition easily takes place for inside round hole after the live time is longer.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a motor shaft convenient to quick installation, includes the main shaft, the fixed welding in right side of main shaft has first connecting axle, the fixed welding in right side of first connecting axle has the second connecting axle, the outer wall intermediate position department parcel of first connecting axle has the tight circle that expands, the opening has been seted up to the outer wall right-hand member of second connecting axle, logical groove has been seted up to the left end of main shaft is inside, the inner wall that leads to the groove is inserted and is equipped with the dead lever, the fixed welding in logical groove inner wall intermediate position department has the baffle, the top of dead lever is passed through the fixed welding of spring and baffle, the top both sides of dead lever all are provided with the throat, the both sides of baffle are.

Preferably, a first through hole is formed in the first connecting shaft and the second connecting shaft, the first through hole is of a circular structure, a second through hole is formed in the main shaft, the second through hole is of an equilateral triangle structure, the second through hole is circumscribed on the outer wall of the first through hole, and the second through hole is communicated with the first through hole.

Preferably, the main shaft, the first connecting shaft and the second connecting shaft form a stepped structure, and the diameters of the main shaft, the first connecting shaft and the second connecting shaft are gradually reduced.

Preferably, the fixing rods are provided with two groups, the two groups of fixing rods are embedded in the through grooves relatively, and the fixing rods and the through grooves form a telescopic structure.

Preferably, the fixed welding in top of dead lever has the spring, the fixed welding in top of spring has the baffle, the dead lever passes through the spring and constitutes elastic construction with the baffle.

Preferably, the outer wall of the telescopic rod is sleeved with a loop bar, the telescopic rod penetrates through the loop bar and is fixedly welded with the bottom end of the other group of fixed rods, the diameter of a bayonet of the loop bar is smaller than that of an inner cavity of the loop bar, a stop block is arranged at the top end of the telescopic rod and is attached to the inner cavity of the loop bar, and the telescopic rod and the loop bar form a telescopic structure.

Compared with the prior art, the beneficial effects of the utility model are that: this motor shaft convenient to quick installation is provided with dead lever and spring, can make between dead lever and the connecting sleeve fixed more convenient, and locking lever and loop bar can make the dead lever fixed more firm, and first through hole and second through hole can make the motor shaft more stable, the difficult crooked condition that takes place to increase the life of motor shaft.

1, be provided with dead lever and spring, the dead lever can carry out flexible from top to bottom through the spring to in embedding two holes of connecting axle sleeve, fix both ends through draw back pole and loop bar, avoided under the high-speed pivoted circumstances, make the dead lever break away from the connecting axle sleeve, make fixed more convenient and firm between motor shaft and the connecting axle sleeve.

2, be provided with first through-hole and second through-hole to make external bull stick insert the through-hole and rotate, the second through-hole is the triangle-shaped structure, thereby makes the whole of motor shaft more firm, has avoided the motor shaft bending that the long-time use of motor shaft leads to, has increased the life of motor shaft.

3, be provided with first connecting axle and second connecting axle, both diameters are different, can install the gear of unidimensional installing port to make the range of application of motor shaft wider.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of A of FIG. 1 according to the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic view of the baffle of the present invention.

In the figure: 1. a main shaft; 2. a first connecting shaft; 3. expanding and tightening the ring; 4. a second connecting shaft; 5. opening the gap; 6. A first through hole; 7. a second through hole; 8. a through groove; 9. fixing the rod; 10. a spring; 11. a baffle plate; 12. shrinking the rod; 13. a loop bar; 14. and (4) holes.

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. 1-4, the present invention provides an embodiment: the utility model provides a motor shaft convenient to quick installation, including main shaft 1, the fixed welding in right side of main shaft 1 has first connecting axle 2, the fixed welding in right side of first connecting axle 2 has second connecting axle 4, main shaft 1, first connecting axle 2 and second connecting axle 4 constitute cascaded structure, and main shaft 1, the diameter of first connecting axle 2 and second connecting axle 4 reduces gradually, the diameter of first connecting axle 2 and second connecting axle 4 is different, can install not unidimensional gear, thereby make the range of application of motor shaft more extensive.

The first through hole 6 is arranged inside the first connecting shaft 2 and the second connecting shaft 4, the first through hole 6 is of a circular structure, the second through hole 7 is arranged inside the main shaft 1, the second through hole 7 is of an equilateral triangle structure, the second through hole 7 is externally tangent to the outer wall of the first through hole 6, the second through hole 7 is communicated with the first through hole 6, the external rotating rod can be enabled to extend into the second through hole 7 through the first through hole 6 to rotate, the second through hole 7 is of a triangle shape, the main shaft 1 is enabled to be more stable, the bending condition of the main shaft 1 caused by long-time use is avoided, and the service life of the motor shaft is prolonged.

The middle position of the outer wall of the first connecting shaft 2 is wrapped with an expansion ring 3, the right end of the outer wall of the second connecting shaft 4 is provided with a notch 5, the left end of the main shaft 1 is internally provided with a through groove 8, the inner wall of the through groove 8 is inserted with a fixing rod 9, the fixing rods 9 are provided with two groups, the two groups of fixing rods 9 are relatively embedded in the through groove 8, the fixing rods 9 and the through groove 8 form a telescopic structure, the fixing rods 9 are symmetrical in relation to the central position of the through groove 8 in the through groove 8, so that the fixing rods 9 can be telescopic at the two ends of the through groove 8, the two ends of the fixing rods 9 can be fixed with the through holes of the connecting shaft sleeve, the operation is simple and convenient, the baffle 11 is fixedly welded at the middle position of the inner wall of the through groove 8, the top end of the fixing rod 9 is, dead lever 9 passes through spring 10 and baffle 11 constitution elastic construction, through extrusion dead lever 9 to make dead lever 9 carry out the internal contraction, dead lever 9 extrusion spring 10 pushes down, and spring 10 rebounds afterwards, thereby makes dead lever 9 reset, thereby makes and fixes between dead lever 9 and the connecting axle sleeve, and easy operation is convenient.

The top both sides of dead lever 9 all are provided with throat 12, the both sides of baffle 11 are provided with hole 14, loop bar 13 has been cup jointed to the outer wall of throat 12, throat 12 passes hole 14 through loop bar 13 and the bottom mounting welding of another group's dead lever 9, the bayonet socket of loop bar 13 is less than the inner chamber of loop bar 13, the top of throat 12 is provided with the dog, and the dog is laminated with the inner chamber of loop bar 13 mutually, throat 12 constitutes telescopic structure with loop bar 13, the passing through throat 12 and the loop bar 13 of two sets of dead levers 9 link to each other, and throat 12 cup joints the part at loop bar 13 inner wall and is equipped with the dog, make it can't break away from, thereby make two sets of dead levers 9 can't break away from in leading to groove 8, thereby let avoided the motor shaft when high-speed rotation, dead lever 9 breaks away from in leading.

Theory of operation, during the installation, press two sets of dead lever 9, thereby make the left end of main shaft 1 enter into the inner chamber of connecting axle sleeve, effect through spring 10, thereby bounce-back to two sets of dead lever 9, thereby make the top laminating of dead lever 9 at the inner chamber of connecting axle sleeve, when two sets of dead lever 9 coincide with the perforation on the connecting axle sleeve, spring 10 bounce-back dead lever 9, thereby make dead lever 9 outwards stretch in logical groove 8, thereby make the perforation on the connecting axle sleeve passed on the top of dead lever 9, it is fixed to form, moreover, the high-speed reducer is convenient to operate, need not be with the help of other instruments, thereby the time has been saved.

During the rotation, the motor drives dead lever 9 through the connecting axle sleeve and rotates, the inside telescopic link 12 blocks the opening of loop bar 13, thereby make dead lever 9 can't be through breaking away from, it drives main shaft 1 when rotating at a high speed at dead lever 9 to have avoided, dead lever 9 breaks away from leading to groove 8, thereby make dead lever 9 and the fixed fastening more of connecting axle sleeve, main shaft 1 rotates and drives first connecting axle 2 and bloated tight circle 3 and rotate, can install the gear on second connecting axle 4, when constituteing drive gear, can adjust according to the rotational speed, when putting the gear on bloated tight circle 3, through the big or small adjustment rotational speed of gear diameter, thereby make the condition that electric power is the same also can carry out the rotational speed adjustment, thereby use cost has been saved.

The drill bit can pass through the first through hole 6 and extend into the second through hole 7, and the second through hole 7 is of a triangular structure, so that deformation, bending and the like of the spindle 1 caused by high-speed rotation are avoided, and the service life of the motor shaft is prolonged.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a motor shaft convenient to quick installation, includes main shaft (1), its characterized in that: the fixed welding in right side of main shaft (1) has first connecting axle (2), the fixed welding in right side of first connecting axle (2) has second connecting axle (4), the outer wall intermediate position department parcel of first connecting axle (2) has tight circle (3) that expands, opening (5) have been seted up to the outer wall right-hand member of second connecting axle (4), logical groove (8) have been seted up to the left end of main shaft (1) inside, the inner wall that leads to groove (8) is inserted and is equipped with dead lever (9), the fixed welding in logical groove (8) inner wall intermediate position department has baffle (11), spring (10) and baffle (11) fixed weld are passed through on the top of dead lever (9), the top both sides of dead lever (9) all are provided with throat (12), the both sides of baffle (11) are provided with hole (14).

2. The motor shaft of claim 1 for facilitating quick installation, further comprising: the inner portions of the first connecting shaft (2) and the second connecting shaft (4) are provided with first through holes (6), the first through holes (6) are of a circular structure, the inner portion of the main shaft (1) is provided with second through holes (7), the second through holes (7) are of an equilateral triangle structure, the second through holes (7) are externally tangent to the outer wall of the first through holes (6), and the second through holes (7) are communicated with the first through holes (6).

3. The motor shaft of claim 1 for facilitating quick installation, further comprising: the main shaft (1), the first connecting shaft (2) and the second connecting shaft (4) form a stepped structure, and the diameters of the main shaft (1), the first connecting shaft (2) and the second connecting shaft (4) are gradually reduced.

4. The motor shaft of claim 1 for facilitating quick installation, further comprising: the fixing rods (9) are arranged in two groups, the two groups of fixing rods (9) are embedded in the through grooves (8) relatively, and the fixing rods (9) and the through grooves (8) form a telescopic structure.

5. The motor shaft of claim 1 for facilitating quick installation, further comprising: the fixed welding in top of dead lever (9) has spring (10), the fixed welding in top of spring (10) has baffle (11), dead lever (9) pass through spring (10) and baffle (11) constitution elastic construction.

6. The motor shaft of claim 4 for facilitating quick installation, further comprising: loop bar (13) have been cup jointed to the outer wall of throat rod (12), throat rod (12) passes hole (14) and the bottom mounting welding of another group dead lever (9) through loop bar (13), the bayonet socket diameter of loop bar (13) is less than the diameter of loop bar (13) inner chamber, the top of throat rod (12) is provided with the dog, and the dog laminates with the inner chamber of loop bar (13) mutually, throat rod (12) and loop bar (13) constitute telescopic structure.

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