CN213361014U

CN213361014U - Gear box matching part positioning structure

Info

Publication number: CN213361014U
Application number: CN202022310960.1U
Authority: CN
Inventors: 邓伟; 邓凯; 梁峰
Original assignee: Shanghai Xiuyan Machinery Equipment Co ltd
Current assignee: Shanghai Xiuyan Machinery Equipment Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-06-04
Anticipated expiration: 2030-10-16

Abstract

The utility model discloses a gear box matching part positioning structure, which comprises a planet carrier, wherein one side of the planet carrier is symmetrically provided with inserting holes, the outer sides of two bearings are jointly sleeved with a planet gear, the interior of the planet carrier is provided with a planet shaft, one side of the planet shaft is symmetrically and fixedly provided with inserting blocks which run through the inserting holes, one side of each inserting block is provided with a movable groove, the inner side of the lower movable groove is rotatably connected with a second movable block, the upper surface of the second movable block is provided with a groove, the inner side of the upper movable groove is rotatably connected with a first movable block, the upper surface of the first movable block is fixedly provided with a lug which is matched with the groove, the interior of the lug is provided with a fixing screw which is screwed with the second movable block, the planet shaft of the utility model is connected with the planet carrier through the inserting blocks and the inserting holes, and is fixed through the first movable block, the second movable block, the lug and the fixing screw, the firmness of the connection between the planet shaft and the planet carrier can be enhanced.

Description

Gear box matching part positioning structure

Technical Field

The utility model belongs to the technical field of the gear box, concretely relates to supporting part location structure of gear box.

Background

At present, the bearings of the planet gears are supported by tapered roller bearings in a more adopted mode, the bearing positioning mode is not convenient to control in the bearing installation process, the width dimensional tolerance of a space ring between two paired bearings is controlled, and the axial dimensional tolerance between two side arms of a planet carrier is strictly required, so that the machining difficulty is caused.

Chinese patent application CN201020289151.0 discloses a wind power gear box planet wheel bearing positioning structure.A planet shaft (3) is fixed on the side wall of a planet carrier (1), the diameter of the end part of the other end of the planet shaft (3) is slightly larger to form a step surface, and the step surface and the side wall of the planet carrier (1) axially position two bearings (4); the planet shaft (3) is of a hollow structure, the bolt (2) is arranged in the planet shaft (3), the bolt (2) penetrates through the planet shaft (3) to be connected with the side wall of the planet carrier (1), and the two bearings (4) are axially pre-tightened. Although the utility model can complete the axial positioning of the bearing only by controlling the width dimension tolerance of the distance ring, the tolerance requirement on the axial dimension between the two side arms of the planet carrier is avoided, and the processing is simpler; and the planet bearing is axially pre-tightened through the bolt, so that the number of parts of an adjusting pad in the conventional planet bearing positioning structure is reduced, and the operation is more convenient. However, the planet shaft and the planet carrier are fixed only through the bolts, so that the firmness of connection of the planet shaft and the planet carrier is poor, and therefore a positioning structure of a matching component of the gear box is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a supporting part location structure of gear box to only fix through the bolt between proposing planet axle and planet carrier in solving above-mentioned background art, lead to the relatively poor problem of fastness that planet axle and planet carrier are connected like this.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gear box supporting part location structure, includes the planet carrier, the spliced eye has been seted up to one side symmetry of planet carrier, just distance ring and two bearings have been cup jointed respectively in the outside of planet carrier, two planetary gear has been cup jointed jointly in the outside of bearing, the inside of planet carrier is provided with the planet axle, a side symmetry fixed mounting of planet axle has the grafting piece that runs through the spliced eye, every the movable groove has all been seted up to one side of grafting piece, is located the below the inboard of movable groove is rotated and is connected with the second movable block, the upper surface of second movable block is seted up flutedly, is located the top the inboard of movable groove is rotated and is connected with first movable block, the last fixed surface of first movable block installs the lug that matches with the recess, the inside of lug is provided with the set screw with second movable block spiro union.

Preferably, the diameter of the first movable block is the same as that of the second movable block, and the first movable block and the bump are of an integrally formed structure.

Preferably, the first movable block and the second movable block are rotatably connected with the inserting block through a rotating shaft, and one ends of the first movable block and the second movable block, which are close to the inserting block, are of arc-shaped structures.

Preferably, second oil filler holes are symmetrically formed in the outer side of the planet shaft, and first oil filler holes corresponding to the second oil filler holes are symmetrically formed in the outer side of the distance ring.

Preferably, a plurality of clamping grooves are uniformly formed in the other side of the planet carrier, and a plurality of clamping blocks matched with the clamping grooves are uniformly and fixedly mounted on the outer side of the planet shaft.

Preferably, the bearing is a tapered roller bearing, the planet shaft is of a hollow structure, and the planet shaft is in a cylindrical shape with an opening at the right end.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a be connected through grafting piece, spliced eye between planet axle and planet carrier to fix through first movable block, second movable block, lug and set screw, can strengthen the fastness of being connected between planet axle and planet carrier.

2. The utility model discloses an adopt the card piece and the card groove of blocking to carry out the joint between planet axle and planet carrier, can strengthen the precision of joint between planet axle and planet carrier, avoid taking place to rock and the phenomenon that appears wearing and tearing between planet axle and planet carrier.

Drawings

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

fig. 2 is a perspective view of the connection between the insertion block and the second movable block of the present invention;

fig. 3 is a partial enlarged view of part a of the present invention.

In the figure: 1. a first movable block; 2. a movable groove; 3. an insertion block; 4. inserting holes; 5. a planet carrier; 6. a bearing; 7. a distance ring; 8. a planetary gear; 9. a first oil filler hole; 10. a second oil filler hole; 11. a planet shaft; 12. a clamping block; 13. a clamping groove; 14. a second movable block; 15. a groove; 16. a set screw; 17. and (4) a bump.

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 to 3, the present invention provides a technical solution: the utility model provides a gear box accessory location structure, including planet carrier 5, spliced eye 4 has been seted up to one side symmetry of planet carrier 5, and distance ring 7 and two bearings 6 have been cup jointed respectively in the outside of planet carrier 5, planetary gear 8 has been cup jointed jointly in the outside of two bearings 6, planet carrier 5's inside is provided with planet axle 11, the symmetrical fixed mounting in one side of planet axle 11 has the grafting piece 3 that runs through spliced eye 4, movable groove 2 has all been seted up to one side of every grafting piece 3, the inboard that is located below movable groove 2 rotates and is connected with second movable block 14, the upper surface of second movable block 14 is seted up flutedly 15, the inboard that is located above movable groove 2 rotates and is connected with first movable block 1, the upper surface fixed mounting of first movable block 1 has lug 17 with flutedly 15 matcing, the inside of lug 17 is provided with second movable block 14 spiro union's set screw 16, pass through grafting piece 3 between planet axle 11 and planet carrier 5, The inserting holes 4 are connected and fixed through the first movable block 14, the second movable block 1, the convex block 17 and the fixing screws 16, and the firmness of connection between the planet shaft 11 and the planet carrier 5 can be enhanced.

Further, the diameter of the first movable block 1 is the same as that of the second movable block 14, and the first movable block 1 and the projection 17 are of an integrally formed structure, so that the first movable block 1 and the projection 17 are firmly connected.

Further, first movable block 1 and second movable block 14 all with peg graft between the piece 3 and rotate through the pivot and be connected, and first movable block 1 and second movable block 14 are close to the one end of peg graft piece 3 and are circular-arc structure.

Furthermore, a second oil hole 10 is symmetrically formed in the outer side of the planet shaft 11, and a first oil hole 9 corresponding to the second oil hole 10 is symmetrically formed in the outer side of the distance ring 7, so that oil injection and lubrication are facilitated.

Further, a plurality of clamping grooves 13 are uniformly formed in the other side of the planet carrier 5, a plurality of clamping blocks 12 matched with the clamping grooves 13 are uniformly and fixedly mounted on the outer side of the planet shaft 11, the clamping accuracy between the planet shaft 11 and the planet carrier 5 is improved, and the friction phenomenon is avoided.

Further, the bearing 6 is a tapered roller bearing, the planetary shaft 11 has a hollow structure, and the planetary shaft 11 has a cylindrical shape with an open right end.

The utility model discloses a theory of operation and use flow:

when the planet shaft 11 and the planet carrier 5 are assembled, the planet shaft 11 is arranged in the inner cavity of the planet carrier 5, meanwhile, the splicing block 3 connected with the planet shaft 11 penetrates through the splicing hole 4 formed in the planet carrier 5, the clamping block 12 connected with the planet shaft 11 is clamped into the clamping groove 13, at the moment, the first oil hole 9 corresponds to the second oil hole 10, then the first movable block 1 and the second movable block 14 are rotated, the lug 17 is clamped into the groove 15, and finally, the lug 17 is fixedly connected with the first movable block 1 by using the fixing screw 16.

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.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a gearbox kit location structure, includes planet carrier (5), its characterized in that: the planet carrier is characterized in that splicing holes (4) are symmetrically formed in one side of the planet carrier (5), a distance ring (7) and two bearings (6) are respectively sleeved on the outer side of the planet carrier (5), a planet gear (8) is commonly sleeved on the outer sides of the two bearings (6), a planet shaft (11) is arranged inside the planet carrier (5), splicing blocks (3) penetrating through the splicing holes (4) are symmetrically and fixedly installed on one side of the planet shaft (11), a movable groove (2) is formed in one side of each splicing block (3), a second movable block (14) is rotatably connected to the inner side of the movable groove (2) below the splicing blocks, a groove (15) is formed in the upper surface of each second movable block (14), a first movable block (1) is rotatably connected to the inner side of the movable groove (2) above the splicing blocks, and a convex block (17) matched with the groove (15) is fixedly installed on the upper surface of the first movable block (1), and a fixing screw (16) which is in threaded connection with the second movable block (14) is arranged in the bump (17).

2. A gearbox kit positioning structure as defined in claim 1, wherein: the diameter of the first movable block (1) is the same as that of the second movable block (14), and the first movable block (1) and the lug (17) are of an integrally formed structure.

3. A gearbox kit positioning structure as defined in claim 1, wherein: first movable block (1) and second movable block (14) all with insert between piece (3) and rotate through the pivot and be connected, just first movable block (1) and second movable block (14) are close to the one end of inserting piece (3) and are circular-arc structure.

4. A gearbox kit positioning structure as defined in claim 1, wherein: second oil filler holes (10) are symmetrically formed in the outer side of the planet shaft (11), and first oil filler holes (9) corresponding to the second oil filler holes (10) are symmetrically formed in the outer side of the distance ring (7).

5. A gearbox kit positioning structure as defined in claim 1, wherein: a plurality of clamping grooves (13) are uniformly formed in the other side of the planet carrier (5), and a plurality of clamping blocks (12) matched with the clamping grooves (13) are uniformly and fixedly mounted on the outer side of the planet shaft (11).

6. A gearbox kit positioning structure as defined in claim 1, wherein: the bearing (6) is a tapered roller bearing, the planet shaft (11) is of a hollow structure, and the planet shaft (11) is in a cylindrical shape with an opening at the right end.