CN207892979U - The output axle construction of speed reducer - Google Patents

Abstract

The utility model is the output axle construction of speed reducer, its construction includes an ontology, the ontology one end has a shaft, the other end is an assembled portion, the end face of the assembled portion and ring-side wall, which can be easy to machine-shaping, interconnected multiple dimples, a lid is fixed in assembling end surface combination, the lid centre, which runs through, forms a through-hole, it a planetary gear and the through-hole is respectively pivoted at the dimple is respectively penetrated for a sun gear and engaged with the respectively planetary gear, the force-output shaft of the utility model, which constructs, has the advantages that handling ease and assembly and disassembly is easy.

Description

The output axle construction of speed reducer

Technical field

The utility model is the element about a power transmission, and the output shaft of one end and motor in speed reducer is espespecially arranged The force-output shaft of connection.

Background technology

It is a kind of transmission mechanism to speed reducer, can be used for reducing the rotating speed of power to promote torque, and can reduce used Amount, typically provides power by motor output shaft, this power has high rotating speed but torsion is small, can reduce and turn after via speed reducer It speed and promotes torsion and can have higher load capacity, therefore be widely used in power transmission.

The one of which speed reducer of the prior art, as shown in Figures 4 and 5, construction include a gear of interconnection Case 40, a force-output shaft 50 and a flange seat 60, the gear-box 40 are ducted body, and a ring tooth form is formed on internal ring wall face An as internal gear 41, the force-output shaft 50 are set to inside the gear-box 40, and outline is in long rod, and one end is larger outer with one The ontology 51 of diameter cylinder, the other end are formed as a shaft 52, which is hollow form and is recessed in outside wall surface Three hollow-out parts 53, another end face are formed with a hole, and respectively the hollow-out parts 53 are communicated with the hollow portion inside the Kong Junyu ontologies 51, again Respectively the relative wall of the hollow-out parts 53 is equipped with an axis hole 531, and a planetary gear 55 can be respectively equipped in the respectively hollow-out parts 53, respectively should Planetary gear 55 with a shaft through and position in the axis hole 531, make respectively the planetary gear 55 be mutually pivoted with the ontology 51, one The one end of sun gear 54 has gear and is arranged in the ontology 51 and is mutually nibbled between the respectively planetary gear 55 It closes；

The flange seat 60 is a ducted body and be combined with each other fixation with the gear-box 40, is internally provided with an inputting shaft 600, The other end of 600 one end of inputting shaft and the sun gear 54 be combined with each other fixation, the one end of the inputting shaft 600 and institute If the power output shaft of motor is connected with each other, to send power to the sun gear 54.

Force-output shaft 50 set by aforementioned speed reducer, is configured to the integrated member made by a metal material, that is, with Metal working processing method makes, and wherein one end is the ontology 51 of a larger outer diameter, and the other end is the shaft 52 of smaller outer diameter, is It is mounted on 51 end of ontology for sun gear 54 and is equipped with hole in axial position, in addition, in order to for three planetary gears 55 Be pivoted, formed there are three hollow-out parts 53 in radial position, aforementioned set hole and respectively the hollow-out parts must be interconnected, because This prior art is that the construction such as each position shape, each hollow out position and aperture of force-output shaft 50 of integral type is complex so that It is extremely not easy and is processed more difficulty making molding, the shortcomings of cost of manufacture is higher is in turn resulted in and waits improveing.

Utility model content

The utility model is improved for the existing disadvantage of aforementioned prior art force-output shaft construction, wherein force-output shaft by Two components are formed, and each component is relatively simple in molding making and can reduce production cost, furthermore with assembling and repair letter Just practical purpose.

To reach creation purpose above-mentioned, the utility model with technological means be to provide a kind of going out for speed reducer Power axle construction a comprising ontology, a lid and three positioning groups；It is a cylinder that the ontology, which has an assembled portion, the assembled portion, One end, which protrudes, has a shaft, and the other end is end face, and three have been recessed between the outer side surface and end face of the assembled portion Dimple, respectively the dimple is to communicate at the center of ontology so that the cylinder interval of the assembled portion is formed with three blocks, respectively the block It is respectively equipped with a screw hole, is separately equipped with recessed axis hole in the bottom surface of the dimple；The lid is a plate body, and middle position has one Perforative through-hole, each block position relative to the assembled portion, which is run through, is equipped with a mounting hole, and relative to set by the dimple The axis hole position is equipped with recessed axis hole；Each positioning group, including at least there is a screw, the screw through the lid this is solid The screw hole for determining hole and the assembling seat be combined with each other fixation.

Respectively block of the output axle construction of the speed reducer, the wherein assembled portion is recessed with a shrinkage pool, the lid phase It is equipped with a perforation for the respectively shrinkage pool is opposite, each positioning group is further provided with positioning piece, which wears to be located at and be somebody's turn to do In the perforation of lid and the shrinkage pool of the block.

The output axle construction of the speed reducer, wherein respectively block of the assembled portion, which run through, is equipped with pass through aperture, the lid Body is opposite equipped with a perforation relative to the respectively through hole, and each positioning group is further provided with positioning piece, which wears In the perforation of the lid and the through hole of the block.

The output axle construction of the speed reducer, the wherein assembled portion of the ontology are a cylinder, the plate of the lid 20 Body is a round plate body.

The output axle construction of the speed reducer, the wherein mounting hole of the lid are a counterbore pass.

The utility model is manufacturing individually ontology or lid, due to the ontology by the utilization of aforementioned techniques means And the construction of the lid is less complex so that can give with a variety of manufacturing method or forming processing technology when manufacturing It is made, and two components is constituted into a force-output shaft via easy assembled, it more can be in each planetary gear of assembly and disassembly more Simple and saving working hour is that the utility model of a great practical effect is created.

Description of the drawings

Fig. 1 is the stereo appearance figure of the utility model.

Fig. 2 is the perspective exploded view of the utility model.

Fig. 3 is that the utility model is assembled with planetary schematic diagram.

Fig. 4 is the fragmentary sectional outside drawing of the speed reducer of the prior art.

Fig. 5 is the stereogram exploded view of the speed reducer of the prior art.

Primary clustering symbol description：

10 ontology, 100 shaft

20 lid, 30 positioning group

Specific implementation mode

The preferred embodiment for coordinating schema and the utility model below, it is to reach to make a reservation in fact that the utility model, which is expanded on further, The technological means taken with novel purpose.

Shown in Fig. 1 and Fig. 2, the output axle construction of the speed reducer of the utility model comprising have an ontology 10, one lid Body 20 and three positioning groups 30, the wherein one end of the ontology 10 are equipped with the lid 20, respectively should between the ontology 10 and the lid 20 Positioning group 30 is combined fixation；

The ontology 10, it is a cylinder to have an assembled portion 11, the assembled portion 11, and preferred embodiment is a cylinder, should The one end protrusion of cylinder is formed with a shaft 100, and the other end is end face 111, which is a long cylinder and outer Diameter is less than the outer diameter of the assembled portion 11, has been recessed three dimples 12 between the outer side surface and end face 111 of the assembled portion 11, respectively The dimple 12 is extended and is interconnected with the center for being radially orientated the assembled portion 11 so that the assembled portion 11 of the cylinder has three Block, respectively the block is equidistantly prominent, and the bottom surface of the aforementioned respectively dimple 12 is equipped with recessed axis hole 121, in assembled portion 11 The end face 111 of each block is interior respectively to be recessed with a screw hole 112 and a shrinkage pool 113,111 institute of end face of each block of the assembled portion 11 If the shrinkage pool 113, another embodiment of construction, or the pass through aperture for running through the block does not show in figure；

The lid 20 is at the end face 111 for the assembled portion 11 that a plate body can be covered in the ontology 10, and preferred embodiment is There is a perforative through-hole 21, the through-hole 21 can provide a sun gear and wear for one round plate body, the middle position of the lid 20 Merging separately runs through in each block position relative to the assembled portion 11 and is equipped with a mounting hole 22 and one perforation 23, the mounting hole 22 can be a counterbore pass, furthermore the plate body of the lid 20 is set relative to respectively 121 position of axis hole set by the respectively dimple 12 There is recessed axis hole 201；

The positioning group 30 includes a screw 31 and positioning piece 32, respectively the locating piece 32 can wear positioned at the perforation 23 and In the shrinkage pool 113, respectively the screw 31 is thereby to be combined as one through the mounting hole 22 and in conjunction with being fixed in the screw hole 112 and go out Power axis.

Shown in Fig. 2 and Fig. 3, the force-output shaft of the utility model can be installed with a planet tooth respectively in the respectively dimple 12 Wheel 120, a wherein embodiment shown in figure are to set there are three planetary gear 120, and respectively the planetary gear 120 can be equipped with a pivot The both ends of axis and the pivot protrude respectively, this is configured to the prior art, therefore is no longer described in further detail, and the both ends of the pivot can be distinguished It is arranged in the axis hole 121 of the dimple 12 and the axis hole 201 of the lid 20 so that the planetary gear 120 is hubbed on force-output shaft, And respectively the sun gear 120 of the planetary gear 120 and the through-hole 21 through the cover board 20 is intermeshed, in assembly and disassembly pole For simplicity and save the time.

The above is only the preferred embodiment of the utility model, is not done in any form to the utility model Limitation is not limited to the utility model although the utility model is disclosed above with preferred embodiment, any to be familiar with Professional and technical personnel, in the range of not departing from technical solutions of the utility model, when in the technology using the disclosure above Hold the equivalent embodiment made a little change or be modified to equivalent variations, as long as being without departing from technical solutions of the utility model Hold, any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention, still It is within the scope of the technical solutions of the present invention.

Claims (5)

1. a kind of output axle construction of speed reducer comprising an ontology, a lid and three positioning groups, it is characterised in that：

It is a cylinder that the ontology, which has an assembled portion, the assembled portion, and one end, which protrudes, has a shaft, and the other end is one end Face has been recessed three dimples between the outer side surface and end face of the assembled portion, and respectively the dimple communicates at the center of ontology, makes The cylinder interval for obtaining the assembled portion is formed with three blocks, and respectively the block is respectively equipped with a screw hole, is separately equipped in the bottom surface of the dimple Recessed axis hole；

The lid is a plate body, and middle position has a perforative through-hole, and each block position relative to the assembled portion is passed through It is equipped with a mounting hole, and recessed axis hole is equipped with relative to the axis hole position set by the dimple；

Each positioning group, including at least there is a screw, which runs through the screw hole of mounting hole and the assembling seat of the lid Be combined with each other fixation.

2. the output axle construction of speed reducer according to claim 1, which is characterized in that respectively block of the assembled portion is recessed There is a shrinkage pool, the lid is opposite equipped with a perforation relative to the respectively shrinkage pool, and each positioning group is further provided with positioning piece, should Locating piece is worn in the perforation of the lid and the shrinkage pool of the block.

3. the output axle construction of speed reducer according to claim 1, which is characterized in that respectively block of the assembled portion runs through Equipped with pass through aperture, the lid is opposite equipped with a perforation relative to the respectively through hole, and each positioning group is further provided with centainly Position part, the locating piece are worn in the perforation of the lid and the through hole of the block.

4. the output axle construction of the speed reducer according to any one of claims 1 to 3, which is characterized in that the ontology is somebody's turn to do Assembled portion is a cylinder, and the plate body of the lid is a round plate body.

5. the output axle construction of speed reducer according to claim 4, which is characterized in that the mounting hole of the lid is a counterbore Pass.