CN217683144U

CN217683144U - Novel gear shaft

Info

Publication number: CN217683144U
Application number: CN202221524652.1U
Authority: CN
Inventors: 朱燕
Original assignee: Jinhua Incheon Gear Co ltd
Current assignee: Jinhua Incheon Gear Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-10-28
Anticipated expiration: 2032-06-17

Abstract

The utility model discloses a novel gear shaft relates to gear shaft technical field. Novel gear shaft, including the main shaft, the inboard symmetry fixed mounting of gear piece has the location connecting block with the location spread groove block, and the mounting groove that communicates with the location spread groove is seted up to the one end symmetry of main shaft, and the equal fixed mounting in inboard of every mounting groove has reset spring, reset spring's one end fixedly connected with limit stop, one side fixed mounting of limit stop has the operation piece. The utility model provides a novel gear shaft adopts location connecting block and location spread groove to be connected between gear piece and main shaft, through pulling the operation piece, makes the limit stop compression reset spring who is connected rather than, realizes that limit stop breaks away from the restriction to location connecting block position to the dismouting is carried out to convenient with gear piece, main shaft within a definite time, and it is comparatively complicated to have solved the structure of being connected between gear piece and main shaft, and when having the corrosion, leads to being difficult to the rotation, influences the technical problem of dismouting efficiency.

Description

Novel gear shaft

Technical Field

The utility model relates to a gear shaft technical field especially relates to novel gear shaft.

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 device can be divided into a rotating shaft, a mandrel and a transmission shaft.

According to "a novel gear shaft" that chinese patent granted publication No. CN212004166U provided, the top fixedly connected with connecting axle of main shaft, the bottom position cover that leans on of main shaft is equipped with the gear piece, the bottom position of leaning on of main shaft both sides has seted up the block groove, the equal fixedly connected with block of both sides in the gear piece, the inner wall and the main shaft contact of gear piece, fastening groove has been seted up to the bottom of block, the bottom of main shaft is provided with the sill bar. Although this novel gear shaft, through the design of block groove, block piece, fastening groove, locating pin, round pin piece and threaded rod for this device adopts bolt formula fixed establishment, lets the user when dismantling or install the gear, need not to exert oneself and strikes the gear, only need twist lightly the spanner and can dismantle the gear, for the user provides convenience, has more avoided strikeing the damage that causes the gear, can let more lasting that the gear moved, has improved the practicality of this device, has satisfied user's user demand. However, the structure of the connection between the gear piece and the main shaft is complex, and the gear piece is difficult to rotate when rusted, so that the disassembly and assembly efficiency is affected. Therefore, it is necessary to provide a novel gear shaft to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem who solves lies in that the structure of being connected between gear piece and main shaft is comparatively complicated, and when having the corrosion, leads to being difficult to rotate, influences dismouting efficiency, to the above-mentioned defect of prior art, provides novel gear shaft.

The utility model provides a technical scheme that its technical problem adopted is: construct novel gear shaft, including the main shaft, the location spread groove has been seted up to the outside symmetry of main shaft, just the gear piece has been cup jointed in the outside of main shaft, the inboard symmetry fixed mounting of gear piece have with the location connecting block of location spread groove block, the mounting groove with the location spread groove intercommunication, every are seted up to the one end symmetry of main shaft the equal fixed mounting in inboard of mounting groove has reset spring, reset spring's one end fixedly connected with limit stop, one side fixed mounting of limit stop has the operation piece.

The utility model provides an in the novel gear shaft, operation piece and limit stop be the integrated into one piece structure, just it forms L type structure to connect between operation piece and the limit stop.

The utility model provides an in the novel gear shaft, limit stop is located the left side of positioning connection piece, positioning connection piece and gear piece are the integrated into one piece structure.

The utility model provides an in the novel gear shaft, the one end fixedly connected with connecting axle of main shaft, the diameter of connecting axle is less than the diameter of main shaft.

The utility model provides an in the novel gear shaft, the inside of gear piece is provided with guard flap, guard flap is located the left side of main shaft.

The utility model provides an in the novel gear shaft, grafting through-hole, every have been seted up to guard flap's a side symmetry the card groove has all been seted up to the inboard of grafting through-hole, the one end symmetry fixed mounting of main shaft has the elasticity inserted sheet of pegging graft with the grafting through-hole, two the equal fixed mounting of opposite face of elasticity inserted sheet has the card piece of card groove block with the card.

The utility model provides an among the novel gear shaft, the card piece is right triangle structure, just the card piece is the integrated into one piece structure with the elasticity inserted sheet, the elasticity inserted sheet is made by the elastic steel sheet.

Compared with the prior art, the utility model provides a novel gear shaft has following beneficial effect:

the utility model provides a novel gear shaft adopts location connecting block and location spread groove to be connected between gear piece and main shaft, through pulling the operation piece, makes the limit stop compression reset spring who is connected rather than, realizes that limit stop breaks away from the restriction to location connecting block position to the dismouting is carried out to convenient with gear piece, main shaft within a definite time, and it is comparatively complicated to have solved the structure of being connected between gear piece and main shaft, and when having the corrosion, leads to being difficult to the rotation, influences the technical problem of dismouting efficiency.

The utility model provides a novel gear shaft is provided with guard flap, avoids the inside of impurity infiltration mounting groove and influences limit stop's removal, simultaneously through pulling elasticity insertion piece, makes it take place elastic bending, realizes breaking away from the inside in card solid groove rather than the card solid piece of being connected to the convenience is taken elasticity insertion piece, card solid piece out from the inside of grafting through-hole, is convenient for with the guard flap dismouting, and the convenience is operated limit stop.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of the novel gear shaft provided by the present invention;

FIG. 2 is a perspective view of the gear plate of the present invention;

fig. 3 is a schematic view of the three-dimensional structure of the spindle of the present invention;

FIG. 4 is a perspective view of the gear plate of the present invention;

fig. 5 is a left side view structural diagram of the spindle of the present invention.

The reference numbers in the figures: 1. a protective baffle; 2. a gear piece; 3. a main shaft; 4. a connecting shaft; 5. inserting through holes; 6. an elastic insertion piece; 7. mounting grooves; 8. a return spring; 9. a clamping block; 10. an operation block; 11. a limit stop; 12. positioning a connecting groove; 13. positioning a connecting block; 14. and a clamping groove.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Exemplary embodiments of the present invention are shown in the drawings.

The first embodiment is as follows:

as shown in fig. 1 and fig. 3-5, the utility model discloses a novel gear shaft, including main shaft 3, positioning connection groove 12 has been seted up to main shaft 3's outside symmetry, and gear piece 2 has been cup jointed in the outside of main shaft 3, gear piece 2's inboard symmetry fixed mounting have with the positioning connection piece 13 of positioning connection groove 12 block, main shaft 3's one end symmetry is seted up and is had the mounting groove 7 that communicates with positioning connection groove 12, the equal fixed mounting in inboard of every mounting groove 7 has reset spring 8, reset spring 8's one end fixedly connected with limit stop 11, one side fixed mounting of limit stop 11 has operation block 10.

As shown in fig. 1 and fig. 3-5, the operation block 10 and the limit stop 11 are integrally formed, the operation block 10 and the limit stop 11 are connected to form an L-shaped structure, the limit stop 11 is located on the left side of the positioning connection block 13, the positioning connection block 13 and the gear piece 2 are integrally formed, one end of the spindle 3 is fixedly connected with the connection shaft 4, and the diameter of the connection shaft 4 is smaller than that of the spindle 3.

Further, in the utility model an embodiment, as shown in fig. 1 and fig. 3-5, adopt positioning connection piece 13 and positioning connection groove 12 to be connected between gear piece 2 and main shaft 3, through pulling operation piece 10, make the limit stop 11 compression reset spring 8 rather than connecting, realize that limit stop 11 breaks away from the restriction to positioning connection piece 13 position, thereby conveniently with gear piece 2, carry out the dismouting between main shaft 3, it is comparatively complicated to have solved the structure of being connected between gear piece 2 and main shaft 3, and when there appears the corrosion, lead to being difficult to rotate, influence the technical problem of dismouting efficiency.

Example two:

as shown in fig. 1-3, on the basis of the first embodiment, the utility model provides a technical solution: the inside of gear piece 2 is provided with guard flap 1, guard flap 1 is located the left side of main shaft 3, grafting through-hole 5 has been seted up to guard flap 1's a side symmetry, the solid groove 14 of blocking has all been seted up to every inboard of grafting through-hole 5, the one end symmetry fixed mounting of main shaft 3 has the elasticity inserted sheet 6 of pegging graft with grafting through-hole 5 grafting, the equal fixed mounting of opposite face of two elasticity inserted sheets 6 has the card solid piece 9 with the solid 14 blocks in groove, card solid piece 9 is right triangle type structure, and card solid piece 9 is the integrated into one piece structure with elasticity inserted sheet 6, elasticity inserted sheet 6 is made by the elasticity steel sheet.

Further, in this embodiment, as shown in fig. 1 to 3, the protective baffle 1 is provided to prevent impurities from permeating into the inside of the mounting groove 7 to affect the movement of the limit stop 11, and meanwhile, the elastic insertion piece 6 is pulled to be elastically bent, so that the clamping block 9 connected with the elastic insertion piece is separated from the inside of the clamping groove 14, and therefore the elastic insertion piece 6 and the clamping block 9 are conveniently drawn out from the inside of the insertion through hole 5, the protective baffle 1 is convenient to disassemble and assemble, and the operation of the limit stop 11 is convenient.

The utility model provides a novel gear shaft's theory of operation as follows:

when the gear piece 2 needs to be disassembled, firstly, the elastic insertion piece 6 is pulled to be elastically bent, the clamping block 9 connected with the elastic insertion piece is separated from the inside of the clamping groove 14, then the elastic insertion piece 6 and the clamping block 9 are drawn out from the inside of the insertion through hole 5, the protective baffle 1 is disassembled, then, the operation block 10 is pulled, the limit stop 11 connected with the operation block compresses the reset spring 8, the limit stop 11 is separated from the limit of the position of the positioning connecting block 13, finally, the gear piece 2 is taken down from the outer side of the spindle 3, and the positioning connecting block 13 connected with the gear piece 2 is separated from the inside of the positioning connecting groove 12 arranged on the spindle 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Novel gear shaft, including main shaft (3), its characterized in that: location spread groove (12) have been seted up to the outside symmetry of main shaft (3), just gear piece (2) have been cup jointed in the outside of main shaft (3), the inboard symmetry fixed mounting of gear piece (2) has location connecting block (13) with location spread groove (12) block, mounting groove (7) with location spread groove (12) intercommunication are seted up to the one end symmetry of main shaft (3), every the inboard equal fixed mounting of mounting groove (7) has reset spring (8), the one end fixedly connected with limit stop (11) of reset spring (8), one side fixed mounting of limit stop (11) has operation piece (10).

2. The novel gear shaft as claimed in claim 1, characterized in that the operating block (10) and the limit stop (11) are of an integrally formed structure, and the operating block (10) and the limit stop (11) are connected to form an L-shaped structure.

3. The novel gear shaft according to claim 1, characterized in that the limit stop (11) is located on the left side of the positioning connecting block (13), and the positioning connecting block (13) and the gear piece (2) are of an integrally formed structure.

4. Novel gear shaft according to claim 1, characterized in that a connecting shaft (4) is fixedly connected to one end of the main shaft (3), the diameter of the connecting shaft (4) being smaller than the diameter of the main shaft (3).

5. Novel gear shaft according to claim 1, characterized in that the inside of the gear piece (2) is provided with a guard flap (1), the guard flap (1) being located on the left side of the main shaft (3).

6. The novel gear shaft according to claim 5, wherein the protective baffle (1) is symmetrically provided with insertion through holes (5) at one side, each insertion through hole (5) is provided with a clamping groove (14) at the inner side, one end of the main shaft (3) is symmetrically and fixedly provided with an elastic insertion sheet (6) inserted into the insertion through hole (5), and the opposite surfaces of the two elastic insertion sheets (6) are fixedly provided with clamping blocks (9) clamped with the clamping grooves (14).

7. A novel gear shaft according to claim 6, characterized in that the clamping block (9) is in a right triangle structure, and the clamping block (9) and the elastic insertion piece (6) are in an integral structure, and the elastic insertion piece (6) is made of an elastic steel sheet.