CN210397636U

CN210397636U - High-precision intermediate output shaft gear fitting

Info

Publication number: CN210397636U
Application number: CN201921482614.2U
Authority: CN
Inventors: 张朝福
Original assignee: Nanjing Mujin Machinery Co Ltd
Current assignee: Nanjing Mujin Machinery Co Ltd
Priority date: 2019-09-07
Filing date: 2019-09-07
Publication date: 2020-04-24
Anticipated expiration: 2029-09-07

Abstract

The utility model relates to an output shaft gear accessory in middle of high accuracy, including the connecting axle installation axle and the gear of leaving a few minutes, connecting axle one side fixed connection installation axle, installation axle opposite side is provided with the installation end, the diameter of installation end is less than the installation axle, the gear cover is established and the installation end outside, the threaded connection end through connecting axle one side realizes holistic erection joint, the dovetail form card strip that passes through the gear draw-in groove joint cooperation installation axle installation end outside of inner wall dovetail form realizes the preliminary installation to the gear, it prescribes a limit to the effect to have the rotation to the gear simultaneously, utilize the flank of thread in the industry nut threaded connection installation end outside to realize the installation fastening to the gear. The utility model discloses holistic rational in infrastructure only needs to change the gear through the detachable structure after long-time use, compares traditional integral structure, but the holistic life of greatly increased has also reduced use cost simultaneously.

Description

High-precision intermediate output shaft gear fitting

Technical Field

The utility model relates to an axle gear accessory field, concretely relates to output shaft gear accessory in middle of high accuracy.

Background

Gear shaft refers to a mechanical part that supports and rotates with a rotating part to transmit motion, torque, or bending moment. Typically in the form of a metal rod, each section may have a different diameter. The parts of the machine that rotate are mounted on the shaft. The shaft can be divided into a crankshaft and a straight shaft according to the shape of the shaft line. According to the bearing condition of the shaft, the three types of the shaft can be divided into a rotating shaft, a left-right mandrel and a transmission shaft.

However, the conventional gear shaft has the following technical defects: the gear loss is serious after current gear shaft uses for a long time, needs to change whole, has increased use cost when having reduced gear shaft life. Therefore, the utility model discloses an output shaft gear accessory in middle of high accuracy solves the problem that above-mentioned background proposed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an output shaft gear accessory solves above-mentioned problem as far as possible in the middle of the high accuracy.

The utility model discloses a following technical scheme realizes:

the utility model provides an output shaft gear accessory in middle of high accuracy, includes that the connecting axle moves a mounting axle and gear a, connecting axle one side fixed connection installation axle, installation axle opposite side is provided with the installation end, the diameter of installation end is less than installation axle, the gear cover establish with the installation end outside, gear medial extremity conflict installation axle opposite side, installation end outside end is provided with the helicoid, helicoid threaded connection has the industry nut, and the industry nut is contradicted the fastening to gear outside end, the installation end outward appearance is provided with the multiunit card strip, the gear inner wall sets up the multiunit draw-in groove.

Preferably, the left-hand mounting shaft is preferably made of forged steel or cast steel

Preferably, the connecting shaft opposite side is provided with the link, the link outward appearance is provided with the screw thread, and the link passes through the outward appearance screw thread and realizes whole installation on industrial equipment.

Preferably, the connecting shaft is longitudinally provided with a lightening hole in a penetrating manner, and the lightening hole can reduce the inertia influence of the equipment during operation.

Preferably, the card strip is the dovetail structure with the draw-in groove, smooth metal material is all adopted with the draw-in groove contact surface to the card strip, the card strip corresponds the joint cooperation with the draw-in groove.

The utility model has the advantages that:

the utility model discloses a threaded connection end of connecting axle one side realizes holistic erection joint, and the dovetail card strip that passes through the gear draw-in groove joint cooperation installation axle installation end outside of inner wall dovetail realizes the preliminary installation to the gear, has the anti-rotation to the gear simultaneously and prescribes a limit to the effect, utilizes the flank of thread in the industry nut threaded connection installation end outside to realize the installation fastening to the gear. The utility model discloses holistic rational in infrastructure only needs to change the gear through the detachable structure after long-time use, compares traditional integral structure, but the holistic life of greatly increased has also reduced use cost simultaneously.

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 front side of the structure of the present invention;

FIG. 2 is a front view of the installation shaft structure of FIG. 1 according to the present invention;

FIG. 3 is a side view of the mounting shaft structure of FIG. 1 according to the present invention;

fig. 4 is a side view of the gear structure of fig. 1 according to the present invention.

In the figure: 1-connecting shaft, 2-connecting end, 3-mounting shaft, 4-lightening hole, 5-mounting end, 6-gear, 7-thread surface, 8-industrial nut, 9-clamping strip and 10-clamping groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 4, a high-precision intermediate output shaft gear accessory includes a connecting shaft 1, an installation shaft 3 and a gear 6, the connection shaft 1 is fixedly connected to the installation shaft 3 on one side, an installation end 5 is disposed on the other side of the installation shaft 3, the diameter of the installation end 5 is smaller than that of the installation shaft 3, the gear 6 is sleeved on the outer side of the installation end 5, the inner side end of the gear 6 abuts against the other side of the installation shaft 3, a threaded surface 7 is disposed on the outer side end of the installation end 5, an industrial nut 8 is connected to the threaded surface 7 in a threaded manner, the industrial nut 8 abuts against and fastens the outer side end of the gear 6, a plurality of clamping strips.

Specifically, the connecting shaft 1 and the mounting shaft 3 are preferably made of forged steel or cast steel, so that the strength of the overall structure is ensured. The connecting shaft 1 opposite side is provided with

link

2, and 2 exteriors of link are provided with the screw thread, and link 2 realizes whole installation on industrial equipment through the apparent screw thread. The connecting shaft 1 is longitudinally provided with a lightening hole 4 in a penetrating way, and the lightening hole 4 can reduce the inertia influence of the equipment during operation. Card strip 9 is the dovetail structure with draw-in groove 10, and the smooth metal material is all adopted with draw-in groove 10 contact surface to card strip 9, is convenient for card strip 9 and draw-in groove 10's sliding connection, and card strip 9 corresponds the joint cooperation with draw-in groove 10, and the counter gear has when realizing the counter gear installation and prevents rotating to prescribe a limit to the effect.

The utility model discloses a use on the 2 apparent oblique threaded connection industrial equipment of link of connecting axle 1 one side, the reducible holistic quality of lightening hole 4 to inertia when reducing gear revolve influences. After long-time use, thereby need to change whole life to tooth 6 wheel, get through current special industry nut and take off equipment, the industry nut 8 of the rotation installation axle 3 installation end 5 outside end makes its and the screw-thread fit in the helicoid 7 outside, take off industry nut 8, the fixed mounting to tooth 6 of industry nut 8 has been contacted, sliding gear 6 utilizes the draw-in groove 10 of the dovetail of gear 6 inner wall to slide in the dovetail card strip 9 outside the installation end 5 outside, realize getting to pluck tooth 6, more new tooth 6 afterwards, repeat above-mentioned step and accomplish the installation to tooth 6, increase the holistic life of gear shaft.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

Claims

1. The utility model provides an output shaft gear fitting in middle of high accuracy which characterized in that: including connecting axle (1), installation axle (3) and gear (6), connecting axle (1) one side fixed connection installation axle (3), installation axle (3) opposite side is provided with installation end (5), the diameter of installation end (5) is less than installation axle (3), the gear (6) cover is established and is held (5) the outside, gear (6) medial extremity conflict installation axle (3) opposite side, installation end (5) outside end is provided with thread face (7), thread face (7) threaded connection has industry nut (8), and industry nut (8) contradicts the fastening to gear (6) outside end, installation end (5) outward appearance is provided with multiunit draw-in groove (9), gear (6) inner wall sets up multiunit draw-in groove (10).

2. A high precision intermediate output shaft gear fitting as set forth in claim 1 wherein: the connecting shaft (1) mounting shaft (3) is made of forged steel or cast steel.

3. A high precision intermediate output shaft gear fitting as set forth in claim 1 wherein: the connecting shaft (1) is provided with a connecting end (2) on the other side, the connecting end is provided with threads on the outer surface, and the connecting end (2) is integrally installed on the industrial equipment through the threads on the outer surface.

4. A high precision intermediate output shaft gear fitting as set forth in claim 1 wherein: the connecting shaft (1) is longitudinally provided with a lightening hole (4) in a penetrating way.

5. A high precision intermediate output shaft gear fitting as set forth in claim 3 wherein: card strip (9) are the dovetail structure with draw-in groove (10), card strip (9) all adopt smooth metal material with draw-in groove (10) contact surface, card strip (9) correspond the joint cooperation with draw-in groove (10).