CN211820346U

CN211820346U - Motor gear transmission shaft

Info

Publication number: CN211820346U
Application number: CN201921673297.2U
Authority: CN
Inventors: 蔡玲民; 唐修晨; 谢亮
Original assignee: Xuzhou Ruilian Gear Co ltd
Current assignee: Xuzhou Ruilian Gear Co ltd
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-10-30
Anticipated expiration: 2029-10-09

Abstract

The utility model relates to a gear transmission shaft technical field just discloses a motor gear transmission shaft, which comprises a rotating shaft, quantity is two keyways, top are seted up in the outside of pivot the inner chamber diapire and the below of keyway the constant head tank has all been seted up to the inner chamber roof of keyway, and the inside swing joint of constant head tank has one end to run through constant head tank and keyway in proper order and extends to the outside parallel key of pivot. This motor gear drive shaft, through pulling the pull rod left, the pull rod extrudees compression spring, it slides along the second spout to drive the second fixture block, break away from the second draw-in groove of below until the second fixture block, then upwards promote the knob, the knob drives the slider and upwards slides along first spout, aim at the second draw-in groove of top until the second fixture block, the slider breaks away from the constant head tank simultaneously, loosen the pull rod, compression spring extrudees the pull rod, the second fixture block inserts the second draw-in groove, then remove left dog left, the effect convenient to detach and maintenance has been realized.

Description

Motor gear transmission shaft

Technical Field

The utility model relates to a motor drive shaft technical field specifically is a motor gear drive shaft.

Background

The motor is an electromagnetic device which realizes the conversion or transmission of electric energy according to the electromagnetic induction law, the electric motor converts the electric energy into mechanical energy and mainly plays the role of generating driving torque, and a motor transmission shaft transmits the power generated by the motor to a working mechanism, an intermediate device and the like.

The gear transmission shaft is used as a power transmission mechanism, the gear is easy to wear and damage after long-term loaded high-speed rotation in use, and a shaft and the gear of the traditional gear transmission shaft are fixed in a bolt connection mode, so that the traditional gear transmission shaft is inconvenient to disassemble and maintain, and the problem is solved by the gear transmission shaft of the motor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a motor gear transmission shaft possesses just, dismantles and advantage such as maintenance, has solved the mode that adopts bolted connection more between its axle of traditional gear transmission shaft and the gear and has fixed, the problem of be not convenient for dismantle and maintain.

(II) technical scheme

For the just dismantlement of realization and maintenance purpose, the utility model provides a following technical scheme: a motor gear transmission shaft comprises a rotating shaft, wherein the outer side of the rotating shaft is provided with two key grooves, the bottom wall of an inner cavity of each key groove at the upper part and the top wall of an inner cavity of each key groove at the lower part are respectively provided with a positioning groove, the inner part of each positioning groove is movably connected with a flat key, one end of each flat key sequentially penetrates through the positioning grooves and the key grooves and extends to the outer part of the rotating shaft, one opposite side of each flat key is fixedly provided with a right stop block, the rotating shaft is movably connected with a gear through the flat keys, the left side of each flat key is provided with a first clamping groove, the inner part of each first clamping groove is movably connected with a left stop block, one end of each left stop block penetrates through the left stop block and extends to the left side of the left stop block, a first sliding groove is arranged in each sliding block, one end of, the second draw-in groove that communicates with first spout is seted up in the left side of left side dog, the top of knob is seted up flutedly, and the second spout has been seted up to the equal symmetry of lateral wall around the inner chamber of recess, the inside fixed connection pillar of recess, the outside sliding connection of pillar have one end to run through recess and knob in proper order and extend to the outside pull rod of knob, the outside swing joint of pillar be located the recess inside and with pull rod left side fixed connection's compression spring, the right side fixed connection one end of pull rod runs through second spout and knob in proper order and extends to the inside second fixture block of second draw-in groove.

Preferably, the constant head tank is circular slot, and top constant head tank and below constant head tank quantity are twenty two, and top constant head tank and below constant head tank all are the equidistance and distribute.

Preferably, two opposite sides of the flat key are fixedly provided with cylindrical positioning columns, and the diameter of each cylindrical positioning column is smaller than that of each positioning groove.

Preferably, the left side of the gear is provided with a round hole matched with the size of the rotating shaft, the left side of the gear is provided with two rectangular holes and communicated with the round hole, and the width of each rectangular hole is matched with that of the flat key.

Preferably, the right side fixed mounting of left dog has one end to extend to the inside first fixture block of first draw-in groove, the slider is the U-shaped.

Preferably, the number of the second clamping grooves is two, and the distance between the opposite sides of the two second clamping grooves is greater than the depth of the positioning groove.

Advantageous effects

Compared with the prior art, the utility model provides a motor gear transmission shaft possesses following beneficial effect:

1. this motor gear drive shaft, through pulling the pull rod left, pull rod extrusion compression spring, it slides along the second spout to drive the second fixture block, break away from the second draw-in groove of below until the second fixture block, then upwards promote the knob, the knob drives the slider and upwards slides along first spout, aim at the second draw-in groove of top until the second fixture block, the slider breaks away from the constant head tank simultaneously, loosen the pull rod, compression spring extrusion pull rod, the second fixture block inserts the second draw-in groove, then remove left dog leftwards, it slides until first fixture block breaks away from first draw-in groove to prolong the keyway with left dog, can take out the dog, the detachable gear, the effect of convenient to detach and maintenance has been realized.

2. This motor gear drive shaft, inside the constant head tank was aimed at through the reference column on the parallel key and put into the keyway, the round hole of pivot on the gear from the gear passed the gear, and the rectangular hole of gear is aimed at to the part of the outstanding pivot of parallel key simultaneously, removes the gear and withstands the gear until the right dog, inserts the adjustable gear position of different constant head tanks in the pivot with the reference column on the parallel key, has realized the effect of being convenient for adjust.

Drawings

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

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

FIG. 3 is a cross-sectional view of the slider and knob of the present invention;

FIG. 4 is a right side sectional view of the present invention;

fig. 5 is an enlarged schematic view of the structure at a position a of the present invention.

In the figure: the device comprises a rotating shaft 1, a key groove 2, a positioning groove 3, a flat key 4, a right stop 5, a gear 6, a first clamping groove 7, a left stop 8, a first sliding groove 9, a sliding block 10, a knob 11, a second clamping groove 12, a groove 13, a second sliding groove 14, a pillar 15, a pull rod 16, a compression spring 17 and a second clamping block 18.

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, a motor gear transmission shaft comprises a rotating shaft 1, two key grooves 2 are formed on the outer side of the rotating shaft 1, positioning grooves 3 are formed in the bottom wall of an inner cavity of the upper key groove 2 and the top wall of an inner cavity of the lower key groove 2, the positioning grooves 3 are circular grooves, twenty two positioning grooves 3 are formed in the upper positioning groove 3 and the lower positioning groove 3, the upper positioning groove 3 and the lower positioning groove 3 are distributed equidistantly, a flat key 4 is movably connected inside the positioning groove 3, one end of the flat key 4 sequentially penetrates through the positioning grooves 3 and the key grooves 2 and extends to the outside of the rotating shaft 1, cylindrical positioning columns are fixedly arranged on the opposite sides of the two flat keys 4, the diameter of each cylindrical positioning column is smaller than that of the positioning groove 3, a right stop block 5 is fixedly arranged on the opposite sides of the two flat keys 4, and the positioning columns on the flat keys, the rotating shaft 1 penetrates through the gear 6 from a round hole on the gear 6, meanwhile, the part of the flat key 4 protruding out of the rotating shaft 1 is aligned to a rectangular hole of the gear 6, the gear 6 is moved until a right stop block 5 abuts against the gear 6, positioning columns on the flat key 4 are inserted into different positioning grooves 3, the position of the gear on the rotating shaft 1 can be adjusted, the effect of convenient adjustment is realized, the rotating shaft 1 is movably connected with the gear 6 through the flat key 4, a round hole matched with the size of the rotating shaft 1 is formed in the left side of the gear 6, two rectangular holes are formed in the left side of the gear 6 and are communicated with the round hole, the width of the rectangular holes is matched with the width of the flat key 4, a first clamping groove 7 is formed in the left side of the flat key 4, one end of the inner movable connection of the first clamping groove 7 penetrates through and extends to a left stop block 8 on the left side, the slider 10 is U-shaped, a first sliding groove 9 is arranged inside the left stop block 8, the first sliding groove 9 is connected with the slider 10 with one end penetrating and extending to the inside of the positioning groove 3 in a sliding manner, the left side of the slider 10 is fixedly connected with a knob 11 with one end penetrating the first sliding groove 9 and extending to the left side of the left stop block 8, the left side of the left stop block 8 is provided with two second clamping grooves 12 communicated with the first sliding groove 9, the distance between the opposite sides of the two second clamping grooves 12 is greater than the depth of the positioning groove 3, the top of the knob 11 is provided with a groove 13, the front side wall and the rear side wall of the inner cavity of the groove 13 are symmetrically provided with second sliding grooves 14, the inside of the groove 13 is fixedly connected with a strut 15, the outside of the strut 15 is connected with a pull rod 16 with one end sequentially penetrating the groove 13 and the knob 11 and extending to the outside of the knob 11 in a sliding manner, the outside of the strut 15, one end of the right side of the pull rod 16 sequentially penetrates through the second sliding groove 14 and the knob 11 and extends to the second clamping block 18 inside the second clamping groove 12, the pull rod 16 is pulled leftwards to extrude the compression spring 17 to drive the second clamping block 18 to slide along the second sliding groove 14 until the second clamping block 18 is separated from the second clamping groove 12 below, then the knob 11 is pushed upwards, the knob 11 drives the sliding block 10 to slide upwards along the first sliding groove 9 until the second clamping block 18 is aligned with the second clamping groove 12 above, meanwhile, the sliding block 10 is separated from the positioning groove 3, the pull rod 16 is loosened, the compression spring 17 extrudes the pull rod 16, the second clamping block 18 is inserted into the second clamping groove 12, then the left stop block 8 is moved leftwards to slide along the key groove 2 until the first clamping block is separated from the first clamping groove 7, the stop 8 can be taken out, the gear 6 can be disassembled, and the effect of convenient disassembly and maintenance is achieved.

In summary, in the motor gear transmission shaft, by pulling the pull rod 16 leftward, the pull rod 16 presses the compression spring 17 to drive the second block 18 to slide along the second sliding slot 14 until the second block 18 is separated from the second slot 12 below, then the knob 11 is pushed upward, the knob 11 drives the slider 10 to slide upward along the first sliding slot 9 until the second block 18 is aligned with the second slot 12 above, and at the same time, the slider 10 is separated from the positioning slot 3, the pull rod 16 is released, the compression spring 17 presses the pull rod 16, the second block 18 is inserted into the second slot 12, then the left block 8 is moved leftward, the left block 8 slides along the key slot 2 until the first block is separated from the first slot 7, the block 8 can be taken out, and the gear 6 can be disassembled, so that the effect of convenient disassembly and maintenance is achieved, the positioning column on the flat key 4 is aligned with the positioning slot 3 and placed inside the key slot 2, the rotating shaft 1 passes through the gear 6, meanwhile, the part, protruding out of the rotating shaft 1, of the flat key 4 is aligned to the rectangular hole of the gear 6, the gear 6 is moved until the right stop block 5 abuts against the gear 6, the positioning columns on the flat key 4 are inserted into different positioning grooves 3, the position of the gear on the rotating shaft 1 can be adjusted, the effect of facilitating adjustment is achieved, and the problems that a traditional gear 6 transmission shaft is fixed between the shaft and the gear 6 in a bolt connection mode, and detachment and maintenance are inconvenient are solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a motor gear drive shaft, includes pivot (1), its characterized in that: the outer side of the rotating shaft (1) is provided with two key grooves (2), the bottom wall of the inner cavity of the key groove (2) at the upper part and the top wall of the inner cavity of the key groove (2) at the lower part are both provided with positioning grooves (3), the inner part of each positioning groove (3) is movably connected with a flat key (4) of which one end sequentially penetrates through the positioning grooves (3) and the key groove (2) and extends to the outer part of the rotating shaft (1), one side of each of the two flat keys (4) opposite to each other is fixedly provided with a right stop block (5), the rotating shaft (1) is movably connected with a gear (6) through the flat key (4), the left side of each flat key (4) is provided with a first clamping groove (7), one end of the inner part of each first clamping groove (7) is movably connected with a left stop block (8) which extends to the left side of the first clamping groove (7), a first sliding groove (9) is formed in the inner part of the left stop block (8, first spout (9) are run through to the left side fixedly connected with one end of slider (10) and extend to left dog (8) left knob (11), second draw-in groove (12) of intercommunication with first spout (9) are seted up in the left side of left side dog (8), recess (13) are seted up at the top of knob (11), and second spout (14) have been seted up to the equal symmetry of lateral wall around the inner chamber of recess (13), inside fixed connection pillar (15) of recess (13), the outside sliding connection of pillar (15) has one end to run through recess (13) and knob (11) in proper order and extend to outside pull rod (16) of knob (11), the outside swing joint of pillar (15) is located recess (13) inside and with pull rod (16) left side fixed connection's compression spring (17), the right side fixed connection one end of pull rod (16) runs through second spout (14) and knob (11) in proper order and extends to second draw-in groove (12) inside second fixture block (18) .

2. A motor-gear drive shaft according to claim 1, wherein: the positioning grooves (3) are circular grooves, the number of the upper positioning grooves (3) and the number of the lower positioning grooves (3) are twenty two, and the upper positioning grooves (3) and the lower positioning grooves (3) are distributed equidistantly.

3. A motor-gear drive shaft according to claim 1, wherein: two equal fixed mounting in one side that parallel key (4) are relative has cylindrical reference column, and the diameter of cylindrical reference column is less than the diameter of constant head tank (3).

4. A motor-gear drive shaft according to claim 1, wherein: the left side of gear (6) is seted up with the round hole of pivot (1) size adaptation, the left side of gear (6) is seted up the quantity and is two rectangular holes and communicate with the round hole, the width in rectangular hole and the width phase-match of flat key (4).

5. A motor-gear drive shaft according to claim 1, wherein: the right side fixed mounting of left side dog (8) has one end to extend to the inside first fixture block of first draw-in groove (7), slider (10) are the U-shaped.

6. A motor-gear drive shaft according to claim 1, wherein: the number of the second clamping grooves (12) is two, and the distance between the opposite sides of the two second clamping grooves (12) is larger than the depth of the positioning groove (3).