CN217814912U

CN217814912U - Gear-shifting return shifting block mechanism

Info

Publication number: CN217814912U
Application number: CN202221150625.2U
Authority: CN
Inventors: 李作礼
Original assignee: Qingdao Juxinhe Machinery Technology Co ltd
Current assignee: Qingdao Juxinhe Machinery Technology Co ltd
Priority date: 2022-05-13
Filing date: 2022-05-13
Publication date: 2022-11-15
Anticipated expiration: 2032-05-13

Abstract

The utility model discloses a return shifting block mechanism of shifting, the power distribution box comprises a box body, the end inner wall of box is provided with adjustment mechanism, adjustment mechanism's upper surface rotates and is connected with a grade pole, the inside fixedly connected with gag lever post of grade pole, the right surface of gag lever post is provided with the ball, the internal surface sliding connection of box has the transmission shaft, the fixed surface of transmission shaft is connected with the spacing ring, the upper surface of box is provided with the opening, the open-ended internal surface is provided with the plectrum, the end inner wall fixedly connected with bracing piece of box, the right surface sliding connection of bracing piece has the sliding block, the right surface of sliding block rotates connects first gear. The utility model discloses, through design plectrum, with adjustment mechanism, the position of gear can be known through the hand to the in-process that realizes the device using, increases the convenience that the device used, through design adjustment mechanism, gag lever post and spacing ring, and the in-process that realizes the device using can be more convenient.

Description

Gear-shifting return shifting block mechanism

Technical Field

The utility model relates to a gearshift field especially relates to a return shifting block mechanism shifts.

Background

In a gear shifting system of a traditional transmission, a shifting block and a shifting fork shaft generally adopt a stamping shifting block and shifting fork shaft welding structure or a shifting block and shifting fork casting connection structure. In the gear shifting process of the transmission, the shifting block is shifted through the gear shifting head and serves as a force transmission component to complete gear shifting, and in the production and manufacturing process, part of equipment also needs to be shifted to control the production speed.

Some existing gear-shifting return shifting block mechanisms have the following defects:

1. the conventional gear shifting return shifting block mechanism is inconvenient to operate;

2. the inaccurate condition of gear operation can appear only through hand in present return shifting block mechanism of shifting.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a shifting return shifting block mechanism.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a gear-shifting return shifting block mechanism comprises a box body, wherein an adjusting mechanism is arranged on the inner wall of the bottom of the box body, the upper surface of the adjusting mechanism is rotatably connected with a gear lever, a limiting rod is fixedly connected inside the gear lever, a ball is arranged on the right surface of the limiting rod, a transmission shaft is slidably connected to the inner surface of the box body, and a limiting ring is fixedly connected to the outer surface of the transmission shaft;

the upper surface of box is provided with the opening, the open-ended internal surface is provided with the plectrum, the end inner wall fixedly connected with bracing piece of box, the right side sliding surface of bracing piece is connected with the sliding block, the right side surface of sliding block rotates connects first gear.

As a further description of the above technical solution:

the adjusting mechanism comprises a sleeve, a button, a convex block, a first spring, a telescopic rod, a lifting rod, a groove and a second spring, wherein the lower surface of the second spring is fixedly connected with the box body.

As a further description of the above technical solution:

the sleeve is fixedly connected with the box body, the inner surface of the sleeve is connected with the lifting rod in a sliding mode, and the groove is located on the side surface of the lifting rod.

As a further description of the above technical solution:

the first spring is fixedly connected with the sleeve, one end, far away from the sleeve, of the first spring is fixedly connected with the lug, and the left surface of the lug is wedge-shaped.

As a further description of the above technical solution:

the lug is connected with the sleeve in a sliding mode, the button is located at the bottom of the sleeve, the second spring is fixedly connected with the inner wall of the bottom of the box body, and one end, far away from the box body, of the second spring is fixedly connected with the lifting rod.

As a further description of the above technical solution:

the right surface of transmission shaft fixedly connected with second gear, second gear and first gear engagement, the spacing ring and the ball laminating.

As a further description of the above technical solution:

the shifting piece has elasticity, first gear and box swing joint.

As a further description of the above technical solution:

and the lower surface of the sliding block is fixedly connected with a third spring.

The utility model discloses following beneficial effect has:

1. compared with the prior art, the gear shifting return shifting block mechanism has the advantages that the shifting block and the adjusting mechanism are designed, so that the position of a gear can be known through a hand in the using process of the gear shifting return shifting block mechanism, and the using convenience of the gear shifting return shifting block mechanism is improved.

2. Compared with the prior art, the gear-shifting return shifting block mechanism has the advantages that the gear-shifting return shifting block mechanism is more convenient to use in the process of using the gear-shifting return shifting block mechanism by designing the adjusting mechanism, the limiting rod and the limiting ring.

Drawings

Fig. 1 is a schematic view of an internal structure of a shift return shifting block mechanism provided by the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

fig. 4 is the utility model provides a whole structure schematic diagram of return shifting block mechanism shifts.

Illustration of the drawings:

1. a box body; 2. an adjustment mechanism; 3. a sleeve; 4. a button; 5. a bump; 6. a first spring; 7. a telescopic rod; 8. a lifting rod; 9. a groove; 10. a second spring; 11. a support bar; 12. a third spring; 13. a slider; 14. a first gear; 15. a drive shaft; 16. a limiting rod; 17. a gear lever; 18. a limiting ring; 19. an opening; 20. a shifting sheet.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, 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 orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the utility model provides a pair of return shifting block mechanism shifts: including box 1, the end inner wall of box 1 is provided with adjustment mechanism 2, a height for adjusting shelves pole 17, adjustment mechanism 2 includes sleeve 3, button 4, lug 5, first spring 6, telescopic link 7, lifter 8 and recess 9 and second spring 10, sleeve 3 and box 1 fixed connection, the internal surface and the lifter 8 sliding connection of sleeve 3, recess 9 is located the side surface of lifter 8, first spring 6 and sleeve 3 fixed connection, the one end and the lug 5 fixed connection of sleeve 3 are kept away from to first spring 6, the left surface of lug 5 is the wedge, lug 5 and sleeve 3 sliding connection, button 4 is located the bottom of sleeve 3, second spring 10 and the end inner wall fixed connection of box 1, the one end and the lifter 8 fixed connection of box 1 are kept away from to second spring 10, the upper surface of adjustment mechanism 2 rotates and is connected with shelves pole 17, a position for controlling transmission shaft 15, the inside fixed connection of shelves pole 17 has gag lever 16, the right surface of gag lever post 16 is provided with the ball, a position for reducing friction power is connected with transmission shaft 15, the right surface fixed connection of transmission shaft 15, a right surface fixed connection of transmission shaft 15 is connected with the second gear 18 and a second gear wheel gear 15, a gear 15 is used for controlling the laminating, gag lever post 15 and a gear wheel gear 15, a gear 15 is used for controlling the laminating, gear engagement.

The upper surface of box 1 is provided with opening 19, the internal surface of opening 19 is provided with plectrum 20, plectrum 20 has elasticity, first gear 14 and box 1 swing joint, the bottom inner wall fixedly connected with bracing piece 11 of box 1, the right surface sliding connection of bracing piece 11 has sliding block 13 for make first gear 14 can slide from top to bottom, the lower fixed surface of sliding block 13 is connected with third spring 12, the lower surface and box 1 fixed connection of second spring 10, the right surface of sliding block 13 rotates and is connected first gear 14.

The working principle is as follows: the height of the gear lever 17 is adjusted as required, in the descending process of the lifting rod 8, the bump 5 is under the elasticity of the first spring 6, the bump 5 is in contact with the groove 9 to limit the lifting rod 8, when the lifting rod 8 is pressed downwards and overcomes the elasticity of the second spring 10 and the first spring 6, the lifting rod 8 can be continuously descended, when the button 4 is pressed, the telescopic rod 7 pushes the bump 5 rightwards, the lifting rod 8 can be moved upwards, the lifting rod 8 can move upwards, the contact position between a ball and the limiting ring 18 can be controlled, the gear lever 17 moves rightwards to generate resistance with the shifting piece 20, the hand can sense the position of the gear lever 17, and the rotation of the gear lever 17 can control the meshing position of the second gear and the first gear 14, so that gear shifting is completed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a return of shifting block mechanism, includes box (1), its characterized in that: the adjustable type automatic water tank is characterized in that an adjusting mechanism (2) is arranged on the inner wall of the bottom of the tank body (1), the upper surface of the adjusting mechanism (2) is rotatably connected with a blocking rod (17), a limiting rod (16) is fixedly connected inside the blocking rod (17), a ball is arranged on the right surface of the limiting rod (16), a transmission shaft (15) is slidably connected to the inner surface of the tank body (1), and a limiting ring (18) is fixedly connected to the outer surface of the transmission shaft (15);

the upper surface of box (1) is provided with opening (19), the internal surface of opening (19) is provided with plectrum (20), the end inner wall fixedly connected with bracing piece (11) of box (1), the right surface sliding connection of bracing piece (11) has sliding block (13), the right surface of sliding block (13) is rotated and is connected first gear (14).

2. The shift return block shifting mechanism of claim 1, wherein: the adjusting mechanism (2) comprises a sleeve (3), a button (4), a bump (5), a first spring (6), an expansion rod (7), a lifting rod (8), a groove (9) and a second spring (10), and the lower surface of the second spring (10) is fixedly connected with the box body (1).

3. The shift return block shifting mechanism of claim 2, wherein: the lifting box is characterized in that the sleeve (3) is fixedly connected with the box body (1), the inner surface of the sleeve (3) is in sliding connection with the lifting rod (8), and the groove (9) is located on the side surface of the lifting rod (8).

4. The shift return block shifting mechanism according to claim 2, wherein: first spring (6) and sleeve (3) fixed connection, the one end and lug (5) fixed connection that sleeve (3) were kept away from in first spring (6), the left surface of lug (5) is the wedge.

5. The shift return block shifting mechanism of claim 2, wherein: lug (5) and sleeve (3) sliding connection, button (4) are located the bottom of sleeve (3), bottom inner wall fixed connection of second spring (10) and box (1), the one end and lifter (8) fixed connection that box (1) were kept away from in second spring (10).

6. The shift return block shifting mechanism of claim 1, wherein: the right surface of transmission shaft (15) fixedly connected with second gear, second gear and first gear (14) meshing, spacing ring (18) and ball laminating.

7. The shift return block shifting mechanism of claim 1, wherein: the shifting sheet (20) is elastic, and the first gear (14) is movably connected with the box body (1).

8. The shift return block shifting mechanism of claim 1, wherein: and the lower surface of the sliding block (13) is fixedly connected with a third spring (12).