CN218760878U

CN218760878U - Combined eccentric shaft

Info

Publication number: CN218760878U
Application number: CN202222798434.3U
Authority: CN
Inventors: 耿康; 周华平; 梁亚东
Original assignee: Wuxi Lijun Bearing Co ltd
Current assignee: Wuxi Lijun Bearing Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-03-28
Anticipated expiration: 2032-10-24

Abstract

The utility model discloses a modular eccentric shaft, including end lid body, the inside demountable installation of end lid body has long axis body, and the inside demountable installation of end lid body has the joint piece, and the side demountable installation of joint piece has short axis body, and the side demountable installation of end lid body has a lid body. Above-mentioned scheme, to fix the inside that the major axis passed the bottom cap piece, make main joint gear joint in the inside in first scarf joint groove, cooperation through first spread groove and first scarf joint groove, carry out the joint with the major axis body, then with the inside of fixed minor axis secondary joint gear scarf joint in second scarf joint groove, through the stopper joint in the inside of draw-in groove, through fixing bolt, make the top cap piece, joint cover plate and bottom cap piece are fixed together, accomplish holistic installation, wholly all can dismantle, be convenient for maintain and renewal part, through the combination formula installation, when part produces the damage, can change at will, reduce the use cost of eccentric shaft, simultaneous processing is more convenient, the equipment flexibility is higher.

Description

Combined eccentric shaft

Technical Field

The utility model relates to an eccentric shaft technical field, more specifically say, the utility model relates to a modular eccentric shaft.

Background

The workpiece with the excircle parallel to the axis of the excircle and not coincident with the axis of the excircle is called an eccentric shaft, and is also an important part in an automobile air-conditioning compressor, and the combined eccentric shaft is a key part for bearing impact load and transmitting power.

The eccentric shaft in the existing automobile air conditioner compressor is of an integral structure, and has two non-coincident axes due to the eccentricity of the convex shaft, so that the processing difficulty is high, more waste materials are produced, and meanwhile, when the eccentric shaft is bent and damaged, the eccentric shaft cannot be replaced, and the use cost is increased.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a modular eccentric shaft to solve the eccentric shaft among the current vehicle air conditioner compressor and be overall structure, because the eccentricity of protruding axle has two non-coincident axes, the processing degree of difficulty is big, and the waste material of production is more, produces crooked and damage when eccentric shaft portion simultaneously, can't change, has increased use cost's problem.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a modular eccentric shaft, includes end lid body, the inside demountable installation of end lid body has long axis body, the inside demountable installation of end lid body has the joint piece, the side demountable installation of joint piece has short axis body, the side demountable installation of end lid body has a top lid body.

The bottom cover body comprises a bottom cover block, clamping grooves are formed in the two ends of the side edge of the bottom cover block, first embedding grooves are formed in the bottom cover block, threaded holes are formed in the two ends of the inner portion of the bottom cover block, the clamping grooves are formed, the clamping cover plate and the top cover block are convenient to limit, and meanwhile the positioning installation can be rapidly carried out through the clamping grooves.

The long shaft body comprises a fixed long shaft, a main clamping gear is fixedly mounted at one end of the fixed long shaft, the fixed long shaft is movably sleeved inside the bottom cover block, and the main clamping gear is embedded and mounted on the side edge of the first embedding groove.

The clamping sheet comprises a clamping cover plate, clamping blocks are fixedly mounted at two ends of the clamping cover plate, threaded through holes are formed in two ends of the clamping cover plate, a first connecting groove corresponding to the main clamping gear is formed in one side edge of the clamping cover plate, and a second connecting groove is formed in one end of the other side edge of the clamping cover plate.

Wherein, the fixture block scarf joint is installed in the inside of draw-in groove, the position and the size and the screw hole looks adaptation of screw thread through-hole, the size and the position and the first scarf joint groove looks adaptation of first connecting groove, and the degree of depth is half of main catch gear, the activity of joint cover plate is cup jointed in the inside of bottom cover piece, sets up first connecting groove and first scarf joint groove, makes bottom cover piece and joint cover plate carry on spacingly, prevents that fixed major axis from producing the pivoted while and fixes.

The short shaft body comprises a fixed short shaft, a secondary clamping gear is fixedly mounted at one end of the fixed short shaft, and the secondary clamping gear is embedded and mounted on the side edge of the second connecting groove.

The utility model provides a top cover body, stopper, fixed minor axis, the top cover piece, top cover piece and second scarf joint groove, the top cover body includes the top cover piece, second scarf joint groove has been seted up to the side of top cover piece, the surface at fixed minor axis is cup jointed in the activity of second scarf joint groove, the equal fixed mounting in both ends of top cover piece side has the stopper, the stopper scarf joint is installed in the inside of draw-in groove, the both ends demountable installation of top cover piece has fixing bolt, the top cover piece passes through fixing bolt demountable installation at the side of bottom cover piece, the position and the size and the inferior gear looks adaptation of second scarf joint groove and second connecting groove, and the degree of depth be half of inferior gear, set up second scarf joint groove and second connecting groove and fix fixed minor axis with spacing, prevent that fixed minor axis from producing and rotating.

The utility model discloses a technological effect and advantage:

in the above-mentioned scheme, will fix the inside that the major axis passed the bottom cap piece, make the inside of main joint gear joint at first scarf joint groove, aim at the draw-in groove with the fixture block simultaneously, scarf joint the joint cover plate in the inside of bottom cap piece, cooperation through first spread groove and first scarf joint groove, carry out the joint with the major axis body, then with the inside of fixed minor axis secondary joint gear scarf joint at second scarf joint groove, through the stopper joint in the inside of draw-in groove, through fixing bolt, make the top cap piece, joint cover plate and bottom cap piece are together fixed, accomplish holistic installation, wholly all can dismantle, be convenient for maintain and renewal part, through the combination formula installation, when some parts produce the damage, can change at will, reduce the use cost of eccentric shaft, simultaneous processing is more convenient, the equipment flexibility is higher.

Drawings

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

fig. 2 is a schematic structural view of the bottom cover body and the long shaft body of the present invention;

FIG. 3 is a schematic view of the front structure of the clamping piece of the present invention;

FIG. 4 is a schematic view of the turnover structure of the clamping piece of the present invention;

fig. 5 is a schematic structural view of the short shaft body and the top cover body of the present invention.

The reference signs are: 1. a bottom cover body; 2. a long shaft body; 3. a clip sheet; 4. a short shaft body; 5. a top cover body; 11. a bottom cover block; 12. a card slot; 13. a first scarf joint groove; 14. a threaded hole; 21. fixing the long shaft; 22. a main chuck gear; 31. clamping the cover plate; 32. a first connecting groove; 33. a threaded through hole; 34. a clamping block; 35. a second connecting groove; 41. fixing the short shaft; 42. a secondary catch gear; 51. a top cover block; 52. a second scarf joint groove; 53. a limiting block; 54. and (5) fixing the bolt.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

Like fig. 1 to fig. 5, the embodiment of the utility model provides a modular eccentric shaft, including end lid 1, the inside demountable installation of end lid 1 has long axis body 2, and the inside demountable installation of end lid 1 has joint piece 3, and the side demountable installation of joint piece 3 has short axis body 4, and the side demountable installation of end lid 1 has a top lid body 5.

Wherein, the bottom cover body 1 includes bottom cover piece 11, and draw-in groove 12 has all been seted up at the both ends of bottom cover piece 11 side, and first scarf joint groove 13 has been seted up to the inside of bottom cover piece 11, and threaded hole 14 has all been seted up at the both ends of bottom cover piece 11 inside, sets up draw-in groove 12, and the joint cover plate 31 of being convenient for and top cover piece 51 are spacing, and accessible draw-in groove 12 is counterpointed the installation fast simultaneously.

The long shaft body 2 comprises a fixed long shaft 21, a main clamping gear 22 is fixedly mounted at one end of the fixed long shaft 21, the fixed long shaft 21 is movably sleeved inside the bottom cover block 11, and the main clamping gear 22 is embedded and mounted on the side edge of the first embedding groove 13.

Wherein, joint piece 3 includes joint cover plate 31, and the equal fixed mounting in both ends of joint cover plate 31 has fixture block 34, and threaded through hole 33 has all been seted up at the inside both ends of joint cover plate 31, and first connecting groove 32 corresponding with main joint gear 22 is seted up to a side of joint cover plate 31, and second connecting groove 35 has been seted up to the one end of another side of joint cover plate 31.

The clamping block 34 is embedded in the clamping groove 12, the position and the size of the threaded through hole 33 are matched with the threaded hole 14, the size and the position of the first connecting groove 32 are matched with the first embedding groove 13, the depth of the first connecting groove is half of that of the main clamping gear 22, the clamping cover plate 31 is movably sleeved in the bottom cover block 11, the first connecting groove 32 and the first embedding groove 13 are arranged, the bottom cover block 11 and the clamping cover plate 31 are limited, and the long fixing shaft 21 is prevented from rotating and is fixed.

The stub shaft 4 includes a fixed stub shaft 41, a secondary catch gear 42 is fixedly mounted at one end of the fixed stub shaft 41, and the secondary catch gear 42 is embedded and mounted at a side of the second connecting groove 35.

Wherein, the top cap body 5 includes top cap piece 51, second scarf joint groove 52 has been seted up to top cap piece 51's side, the surface at fixed minor axis 41 is cup jointed in second scarf joint groove 52 activity, the equal fixed mounting in both ends of top cap piece 51 side has stopper 53, stopper 53 scarf joint is installed in the inside of draw-in groove 12, top cap piece 51's both ends demountable installation has fixing bolt 54, top cap piece 51 passes through fixing bolt 54 demountable installation at the side of end cap piece 11, the position and the size and the inferior gear 42 looks adaptation of second scarf joint groove 52 and second spread groove 35, and the degree of depth is half of inferior gear 42, it fixes and is spacing to fixed minor axis 41 to set up second scarf joint groove 52 and second spread groove 35, prevent that fixed minor axis 41 from producing the rotation.

The working process of the utility model is as follows:

when the eccentric shaft assembling device is assembled, the fixed long shaft 21 penetrates through the inside of the bottom cover block 11, the main clamping gear 22 is clamped inside the first embedding groove 13, the clamping block 34 is aligned to the clamping groove 12, the clamping cover plate 31 is embedded inside the bottom cover block 11, the long shaft body 2 is clamped through the matching of the first connecting groove 32 and the first embedding groove 13, the secondary clamping gear 42 of the fixed short shaft 41 is embedded inside the second embedding groove 52 and clamped inside the clamping groove 12 through the limiting block 53, the top cover block 51, the clamping cover plate 31 and the bottom cover block 11 are fixed together through the fixing bolt 54, the whole assembling is completed, and when the eccentric shaft assembling device is disassembled, the fixing bolt 54 is rotated, and the disassembling of the whole eccentric shaft is completed through reverse operation.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a modular eccentric shaft, includes end lid body (1), its characterized in that, the inside demountable installation of end lid body (1) has long axis body (2), the inside demountable installation of end lid body (1) has joint piece (3), the side demountable installation of joint piece (3) has short axis body (4), the side demountable installation of end lid body (1) has a top lid body (5).

2. The eccentric shaft of claim 1, characterized in that the bottom cover (1) comprises a bottom cover block (11), the bottom cover block (11) has a slot (12) at both ends of its side, the bottom cover block (11) has a first scarf joint slot (13) in its interior, and the bottom cover block (11) has a threaded hole (14) at both ends of its interior.

3. The combined eccentric shaft according to claim 1, characterized in that the long shaft body (2) comprises a fixed long shaft (21), one end of the fixed long shaft (21) is fixedly provided with a main gear (22), the fixed long shaft (21) is movably sleeved inside the bottom cover block (11), and the main gear (22) is embedded and installed at the side of the first embedding groove (13).

4. The combined eccentric shaft according to claim 1, wherein the clamping sheet (3) comprises a clamping cover sheet (31), clamping blocks (34) are fixedly mounted at both ends of the clamping cover sheet (31), threaded through holes (33) are formed at both ends of the clamping cover sheet (31), a first connecting groove (32) corresponding to the main clamping gear (22) is formed at one side edge of the clamping cover sheet (31), and a second connecting groove (35) is formed at one end of the other side edge of the clamping cover sheet (31).

5. The eccentric shaft of claim 4, wherein the clamping block (34) is embedded and installed inside the clamping groove (12), the threaded through hole (33) is matched with the threaded hole (14) in size and size, the first connecting groove (32) is matched with the first embedding groove (13) in size and position and has a depth which is half of that of the main clamping gear (22), and the clamping cover plate (31) is movably sleeved inside the bottom cover block (11).

6. The combined eccentric shaft according to claim 1, characterized in that the short shaft body (4) comprises a fixed stub shaft (41), one end of the fixed stub shaft (41) is fixedly provided with a secondary ratchet wheel (42), and the secondary ratchet wheel (42) is scarfed and mounted at the side of the second connecting groove (35).

7. The combined eccentric shaft according to claim 1, wherein the top cover body (5) comprises a top cover block (51), a second scarf joint groove (52) is formed in a side edge of the top cover block (51), the second scarf joint groove (52) is movably sleeved on the outer surface of the fixed short shaft (41), two ends of the side edge of the top cover block (51) are fixedly provided with limit blocks (53), the limit blocks (53) are scarf-jointed and installed inside the clamping grooves (12), two ends of the top cover block (51) are detachably provided with fixing bolts (54), the top cover block (51) is detachably installed on a side edge of the bottom cover block (11) through the fixing bolts (54), and the positions and sizes of the second scarf joint groove (52) and the second connecting groove (35) are matched with the secondary snap gear (42) and the depth is half of the secondary snap gear (42).