CN217130257U

CN217130257U - Transmission gear convenient to replace

Info

Publication number: CN217130257U
Application number: CN202220743268.4U
Authority: CN
Inventors: 魏俊华; 高勇; 魏蓉蓉
Original assignee: Jiangsu Yixin Gear Manufacturing Co ltd
Current assignee: Jiangsu Yixin Gear Manufacturing Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-08-05
Anticipated expiration: 2032-04-01

Abstract

The utility model discloses a transmission gear convenient for replacement, which comprises a gear main body, wherein the gear main body is respectively provided with a first half-tooth block and a second half-tooth block, one side of the first half-tooth block and one side of the second half-tooth block are movably provided with movable clamping plates, one end of each movable clamping plate is provided with an inserting groove, one side of each inserting groove is provided with a clamping groove, the inner parts of one sides of the first half-tooth block and the second half-tooth block are respectively provided with a movable groove, one end of the inner wall of each movable groove is fixedly provided with a clamping and fixing spring, one end of each clamping and fixing spring is movably provided with a movable block, a user connects the first half-tooth block and the second half-tooth block, a cutting bar is inserted into the connecting grooves, when a clamping bead at one end of the cutting bar is contacted with the connecting grooves, the clamping bead is extruded into the inner part of the cutting bar to compress a reset spring, when the first tooth block and the second half-tooth block are jointed, the clamping bead is popped out under the action of the reset spring, and the first half tooth block and the second half tooth block are fixedly connected preliminarily.

Description

Transmission gear convenient to replace

Technical Field

The utility model relates to the technical field of gears, specifically be a change convenient drive gear.

Background

Gear refers to a mechanical element on a rim with gears continuously engaged to transmit motion and power. The use of gears in transmission has been known for a long time, and at the end of the 19 th century, the principle of generating the cutting method and the successive generation of special machine tools and cutters for cutting teeth by using the principle have been developed, and with the development of production, the smoothness of the operation of the gears is emphasized, and each of the teeth (teeth) -gears is used as a convex part for meshing. Generally, the projections are arranged in a radial pattern. The gear teeth on the mating gears are in contact with each other, so that the gears are continuously meshed to run;

present drive gear is mostly the integral type design, when dismantling drive gear, often need be in open state with the one end of pivot, just can dismantle, and the both ends of equipment pivot are many in the state of sealing a bit, and it is just very inconvenient when dismantling drive gear, for this we provide a change convenient drive gear.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a change convenient drive gear to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a change convenient drive gear, includes the gear main part, the gear main part is provided with half first tooth piece and half second tooth piece respectively, the equal movable mounting in one side of half first tooth piece and half second tooth piece has movable cardboard, the slot has been seted up to the one end of movable cardboard, the draw-in groove has been seted up to one side of slot, movable groove has all been seted up to the inside of half first tooth piece and half second tooth piece one side, and the one end fixed mounting of activity inslot wall has the card solid spring, the one end movable mounting of the card solid spring has the movable block, one side fixed mounting of movable block has the kelly with slot matched with, the fixture block with draw-in groove looks joint is installed to the one end of kelly, be provided with spacing subassembly between fixture block and the draw-in groove.

Preferably, the sliding grooves are formed in the two sides of the inner wall of the movable groove, the limiting grooves are formed in one ends and the middle positions of the sliding grooves, and the limiting grooves and the sliding grooves are vertically distributed.

Preferably, both sides of the moving block are fixedly provided with sliding blocks matched with the sliding grooves and the limiting grooves, one side of the moving block is movably provided with a movable ring, and one side of the movable ring is fixedly connected with one end of the clamping spring.

Preferably, the equal fixed mounting in half first tooth piece and half second tooth piece relative one side has the cutting, half first tooth piece and half second tooth piece relative one side have all been seted up with cutting matched with spread groove.

Preferably, the card hole has all been seted up to the both sides of spread groove inner wall, the equal fixed mounting in inside of cutting one end both sides has reset spring, reset spring's one end is installed the card pearl with the joint of card hole.

Preferably, the limiting assembly comprises an L groove, a rotating block, a telescopic stop block, an adjusting rod, a supporting spring and an adjusting ring, and the L groove is formed in the two sides of the inner wall of the clamping groove.

Preferably, a mounting groove is formed in one side of one end of the L-shaped groove, a supporting spring is fixedly mounted inside the mounting groove, a telescopic stop block is mounted at one end of the supporting spring, and an adjusting rod is fixedly mounted at one end of the telescopic stop block.

Preferably, one end of the adjusting rod is movably inserted in the outer side of the movable clamping plate, an adjusting ring is fixedly mounted at the end of the adjusting rod, rotating blocks matched with the L-shaped grooves are mounted on two sides of one end of the clamping block, and one side of each rotating block is attached to the corresponding telescopic stop block.

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

1. the utility model discloses in, the user is connected first half tooth piece with second half tooth piece, and the cutting inserts the inside of spread groove, and when the card pearl of cutting one end contacted with the spread groove, the inside of cutting was impressed by the crowded card pearl, compressed reset spring, and when first tooth piece and the laminating of second half tooth piece, the card pearl popped out under reset spring's effect, with the joint of jack, the preliminary fixed connection of first half tooth piece of being convenient for and second half tooth piece.

2. The utility model discloses in, the user stimulates the fixture block to drive the kelly and removes, the kelly drives the movable block and removes at the activity inslot portion, compress the solid spring of card, when straightening maximum position department, the user rotates the kelly, make the slider remove along the spacing groove, position to the kelly carries on spacingly, be convenient for the activity cardboard is connected with the kelly, along with rotating the activity cardboard, the plug bush is on the surface of kelly, when inserting maximum position department, the reverse kelly of user, make the slider can remove inside the spout, the fixture block is under the effect of the solid spring of card, with draw-in groove looks joint, be convenient for the fixed of activity cardboard, the user rotates the fixture block, make the slider remove along the spacing groove, the joint of fixture block and draw-in groove has been strengthened, the solid effect of card has been strengthened, the fixed connection of first tooth piece and second half tooth piece has been strengthened.

3. The utility model discloses in, when the fixture block inserts the draw-in groove inside, the turning block inserts the inside in L groove, after fixture block and draw-in groove joint, the user rotates the fixture block, make the turning block rotate along the L groove, when contacting with flexible dog, flexible dog is pushed into the inside of mounting groove, compress supporting spring, when the turning block removes maximum position department, flexible dog restores to the original position under supporting spring's effect, carry on spacingly to the turning block, the joint of fixture block with the draw-in groove has been added, simultaneously under the effect of adjusting pole and adjustable ring, be convenient for breaking away from of fixture block and draw-in groove.

Drawings

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

FIG. 2 is a schematic structural view of the fastening assembly of the present invention;

FIG. 3 is an enlarged view of the structure A in FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the internal structure of the gear of the present invention;

in the figure: 1. a gear body; 2. a first half block; 3. a second half block; 4. a movable clamping plate; 5. a slot; 6. a card slot; 7. a clamping block; 8. a movable groove; 9. a moving block; 10. a clamping rod; 11. a slider; 12. a chute; 13. a limiting groove; 14. clamping and fixing the spring; 15. an L-shaped groove; 16. rotating the block; 17. a telescopic stop block; 18. adjusting a rod; 19. a support spring; 20. cutting; 21. connecting grooves; 22. and (5) clamping the beads.

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 technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making creative work all belong to the scope of the utility model protection.

Referring to fig. 1, fig. 2 and fig. 4, the present invention provides a technical solution: a transmission gear convenient to replace comprises a gear body 1, wherein the gear body 1 is respectively provided with a first half tooth block 2 and a second half tooth block 3, one side of the first half tooth block 2 and one side of the second half tooth block 3 are movably provided with a movable clamping plate 4, one end of the movable clamping plate 4 is provided with a slot 5, one side of the slot 5 is provided with a clamping groove 6, the inner parts of one sides of the first half tooth block 2 and the second half tooth block 3 are respectively provided with a movable groove 8, one end of the inner wall of the movable groove 8 is fixedly provided with a clamping spring 14, one end of the clamping spring 14 is movably provided with a movable block 9, one side of the movable block 9 is fixedly provided with a clamping rod 10 matched with the slot 5, one end of the clamping rod 10 is provided with a clamping block 7 clamped with the clamping groove 6, two sides of the inner wall of the movable groove 8 are respectively provided with a sliding groove 12, one end and a middle position of the sliding groove 12 are respectively provided with a limiting groove 13, the limiting grooves 13 and the sliding grooves 12 are vertically distributed, a sliding block 11 matched with the sliding groove 12 and the limiting groove 13 is fixedly arranged on each of two sides of the moving block 9, a moving ring is movably arranged on one side of the moving block 9, one side of the moving ring is fixedly connected with one end of a clamping and fixing spring 14, a cutting bar 20 is fixedly arranged on one side of the first half tooth block 2 opposite to one side of the second half tooth block 3, a connecting groove 21 matched with the cutting bar 20 is formed in one side of the first half tooth block 2 opposite to one side of the second half tooth block 3 opposite to the second half tooth block 3, clamping holes are formed in two sides of the inner wall of the connecting groove 21, a return spring is fixedly arranged in each of two sides of one end of the cutting bar 20, and a clamping bead 22 clamped with the clamping holes is arranged at one end of the return spring;

wherein, the user connects the first half-tooth block 2 with the second half-tooth block 3, the cutting bar 20 is inserted into the connecting groove 21, when the clamping bead 22 at one end of the cutting bar 20 is contacted with the connecting groove 21, the clamping bead 22 is extruded into the inside of the cutting bar 20 to compress the reset spring, when the first tooth block is jointed with the second half-tooth block 3, the clamping bead 22 is popped out under the action of the reset spring to be clamped with the clamping hole, which is convenient for the first half-tooth block 2 and the second half-tooth block 3 to be primarily fixedly connected, the user pulls the clamping block 7 to drive the clamping rod 10 to move, the clamping rod 10 drives the moving block 9 to move in the movable groove 8, the clamping spring 14 is compressed, when the maximum position is straightened, the user rotates the clamping rod 10, so that the sliding block 11 moves along the limiting groove 13, the position of the clamping rod 10 is limited, the movable clamping plate 4 is convenient to be connected with the clamping rod 10, along with the movable clamping plate 4, the slot 5 cover is on the surface of kelly 10, when inserting maximum position department, the reverse kelly 10 of user, make slider 11 can remove inside spout 12, fixture block 7 is under the effect of the solid spring 14 of card, with draw-in groove 6 looks joint, the fixed of the activity cardboard 4 of being convenient for, the user rotates fixture block 7, make slider 11 remove along spacing groove 13, the joint of fixture block 7 with draw-in groove 6 has been strengthened, the solid effect of card has been strengthened, the fixed connection of first tooth piece and the half tooth piece 3 of second has been strengthened.

Referring to fig. 2 and 3, a limiting assembly is arranged between the clamping block 7 and the clamping groove 6, and comprises an L-shaped groove 15, a rotating block 16, a telescopic stop block 17, an adjusting rod 18, a supporting spring 19 and an adjusting ring, wherein the L-shaped groove 15 is formed in each of two sides of the inner wall of the clamping groove 6, a mounting groove is formed in one side of one end of the L-shaped groove 15, the supporting spring 19 is fixedly mounted in the mounting groove, the telescopic stop block 17 is mounted at one end of the supporting spring 19, the adjusting rod 18 is fixedly mounted at one end of the telescopic stop block 17, one end of the adjusting rod 18 is movably inserted in the outer side of the movable clamping plate 4, the adjusting ring is fixedly mounted at the other end of the adjusting rod, the rotating block 16 matched with the L-shaped groove 15 is mounted on each of two sides of one end of the clamping block 7, and one side of the rotating block 16 is attached to the telescopic stop block 17;

wherein, when the fixture block 7 inserts inside the draw-in groove 6, the turning block 16 inserts the inside in L groove 15, after fixture block 7 and draw-in groove 6 joint, the user rotates fixture block 7, make the turning block 16 rotate along L groove 15, when contacting with flexible dog 17, flexible dog 17 is extruded into the inside of mounting groove, compress supporting spring 19, when the turning block 16 removes maximum position department, flexible dog 17 resumes under supporting spring 19's effect, it is spacing to carry out the turning block 16, the joint of fixture block 7 with draw-in groove 6 has been added, simultaneously under the effect of adjusting pole 18 and adjustable ring, be convenient for breaking away from of fixture block 7 and draw-in groove 6.

The working principle is as follows: the user connects the first half-tooth block 2 with the second half-tooth block 3, the slip 20 is inserted into the connecting groove 21, when the clamping bead 22 at one end of the slip 20 is contacted with the connecting groove 21, the clamping bead 22 is extruded into the inside of the slip 20 to compress the reset spring, when the first tooth block is jointed with the second half-tooth block 3, the clamping bead 22 is popped out under the action of the reset spring and is clamped with the clamping hole, so that the first half-tooth block 2 is fixedly connected with the second half-tooth block 3 preliminarily, the user pulls the clamping block 7 to drive the clamping rod 10 to move, the clamping rod 10 drives the moving block 9 to move inside the movable groove 8, the clamping spring 14 is compressed, when the maximum position is straightened, the user rotates the clamping rod 10 to enable the sliding block 11 to move along the limiting groove 13, the position of the clamping rod 10 is limited, the movable clamping plate 4 is connected with the clamping rod 10 conveniently, and along with the rotation of the movable clamping plate 4, the slot 5 is sleeved on the surface of the clamping rod 10, when the slot is inserted into the maximum position, a user reversely clamps the rod 10 to enable the sliding block 11 to move inside the sliding groove 12, the clamping block 7 is clamped with the clamping groove 6 under the action of the clamping and fixing spring 14 to facilitate the fixing of the movable clamping plate 4, the user rotates the clamping block 7 to enable the sliding block 11 to move along the limiting groove 13, the clamping connection between the clamping block 7 and the clamping groove 6 is enhanced, the clamping and fixing effect is enhanced, the fixed connection between the first tooth block and the second half tooth block 3 is enhanced, when the clamping block 7 is inserted into the clamping groove 6, the rotating block 16 is inserted into the L groove 15, after the clamping block 7 is clamped with the clamping groove 6, the user rotates the clamping block 7 to enable the rotating block 16 to rotate along the L groove 15, when the telescopic stop 17 is contacted, the telescopic stop 17 is extruded into the mounting groove to compress the supporting spring 19, when the rotating block 16 moves into the maximum position, the telescopic stop block 17 is restored to the original position under the action of the supporting spring 19, the rotating block 16 is limited, the clamping connection between the clamping block 7 and the clamping groove 6 is added, and meanwhile, under the action of the adjusting rod 18 and the adjusting ring, the clamping block 7 and the clamping groove 6 are conveniently separated.

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. The utility model provides a change convenient drive gear, includes gear body (1), its characterized in that: the gear body (1) is respectively provided with a first half tooth block (2) and a second half tooth block (3), one side of the first half-tooth block (2) and one side of the second half-tooth block (3) are both movably provided with a movable clamping plate (4), one end of the movable clamping plate (4) is provided with a slot (5), one side of the slot (5) is provided with a clamping groove (6), the inner parts of one sides of the first half tooth block (2) and the second half tooth block (3) are both provided with a movable groove (8), one end of the inner wall of the movable groove (8) is fixedly provided with a clamping and fixing spring (14), a moving block (9) is movably arranged at one end of the clamping spring (14), a clamping rod (10) matched with the slot (5) is fixedly arranged at one side of the moving block (9), a clamping block (7) clamped with the clamping groove (6) is installed at one end of the clamping rod (10), and a limiting assembly is arranged between the clamping block (7) and the clamping groove (6).

2. A drive gear for easy replacement according to claim 1, wherein: the movable groove is characterized in that sliding grooves (12) are formed in two sides of the inner wall of the movable groove (8), limiting grooves (13) are formed in one ends and the middle positions of the sliding grooves (12), and the limiting grooves (13) are vertically distributed with the sliding grooves (12).

3. A drive gear for easy replacement according to claim 2, wherein: the two sides of the moving block (9) are fixedly provided with sliding blocks (11) matched with the sliding grooves (12) and the limiting grooves (13), one side of the moving block (9) is movably provided with a movable ring, and one side of the movable ring is fixedly connected with one end of a clamping and fixing spring (14).

4. A drive gear for easy replacement according to claim 1, wherein: the equal fixed mounting in one side that first half tooth piece (2) and second half tooth piece (3) are relative has cutting (20), first half tooth piece (2) and second half tooth piece (3) one side relative all seted up with cutting (20) matched with spread groove (21).

5. The easy-to-replace transmission gear according to claim 4, wherein: the card hole has all been seted up to the both sides of spread groove (21) inner wall, the equal fixed mounting in inside of cutting (20) one end both sides has reset spring, reset spring's one end is installed with card pearl (22) of joint in the card hole.

6. A drive gear for easy replacement according to claim 1, wherein: the limiting assembly comprises an L groove (15), a rotating block (16), a telescopic stop block (17), an adjusting rod (18), a supporting spring (19) and an adjusting ring, wherein the L groove (15) is formed in each of two sides of the inner wall of the clamping groove (6).

7. A drive gear for easy replacement according to claim 6, wherein: the mounting groove has been seted up to one side of L groove (15) one end, the inside fixed mounting of mounting groove has supporting spring (19), flexible dog (17) is installed to the one end of supporting spring (19), the one end fixed mounting of flexible dog (17) has regulation pole (18).

8. A drive gear for easy replacement according to claim 7, wherein: the adjustable clamping device is characterized in that one end of the adjusting rod (18) is movably inserted in the outer side of the movable clamping plate (4), an adjusting ring is fixedly mounted at the end of the adjusting rod, rotating blocks (16) matched with the L-shaped grooves (15) are mounted on two sides of one end of the clamping block (7), and one side of each rotating block (16) is attached to a telescopic stop block (17).