CN209681195U - A kind of bevel gear of scroll chuck - Google Patents

Abstract

The utility model discloses a kind of bevel gears of scroll chuck, including fixed disk, the side wall of fixed disk is equipped with the mounting hole of inside and outside connection, the first clamping mechanism is equipped on the upper and lower ends inner wall of mounting hole, fixed block is inserted in mounting hole, the second clamping mechanism matched with the first clamping mechanism is respectively equipped on the upper and lower ends side wall of fixed block, one end side wall of fixed block is equipped with the perforative connecting hole in left and right, movable device is rotatably connected in connecting hole, one end of movable device is fixedly connected with bevel gear denticle, movable device and the second clamping mechanism are cooperatively connected.The utility model can be worked long hours in bevel gear after there is abrasion, and operator can easily carry out replacement operation without dismantling its entirety to it, while can carry out clamping fixed to it after the completion of rotation, prevent its rotation from loosening.

Description

A kind of bevel gear of scroll chuck

Technical field

The utility model relates to scroll chuck technical field more particularly to a kind of bevel gears of scroll chuck.

Background technique

Scroll chuck is made of chuck body, movable jaw and claw driving mechanism, three claw guide parts on scroll chuck Below point, there are screw thread and the flat thread at the dish bevel gear back side to be meshed, when rotating small bevel gear by square hole with spanner When wheel, dish-shaped gear rotation, the flat thread at the back side drives three claws close to center simultaneously or exits, to clamp difference The workpiece of diameter.

But scroll chuck is after prolonged use, and not only claw easily loosens, and the bevel gear as one of stressed member is also easy The phenomenon that having skidded loosening because of abrasion causes the claw in subsequent use that can not be clamped to workpiece, traditional Mounting means causes then to seem excessively cumbersome when being replaced, while after the completion of rotation, bevel gear is because by toothed disc Reaction and cause to loosen so that claw can not clamp workpiece well.

Utility model content

Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of scroll chuck proposed Bevel gear.

To achieve the goals above, the utility model adopts the technical scheme that

A kind of bevel gear of scroll chuck, including fixed disk, the side wall of the fixed disk are equipped with the installation of inside and outside connection Hole is equipped with the first clamping mechanism on the upper and lower ends inner wall of the mounting hole, fixed block is inserted in the mounting hole, described The second clamping mechanism matched with the first clamping mechanism is respectively equipped on the upper and lower ends side wall of fixed block, the fixed block One end side wall is equipped with the perforative connecting hole in left and right, is rotatably connected to movable device in the connecting hole, the movable device One end is fixedly connected with bevel gear denticle, and the movable device and the second clamping mechanism are cooperatively connected.

Preferably, first clamping mechanism includes the first groove being set in inner wall of the hole installing, first groove Interior to be equipped with telescopic rod vertically, one end of the telescopic rod is fixedly connected with the inner wall of the first groove, the other end of the telescopic rod Through the first groove notch and extend to outside it, one end that the telescopic rod is located at outside the first groove is fixedly connected with card Block is arranged with the first spring on the telescopic rod.

Preferably, second clamping mechanism includes the second groove being set on fixed block side wall, second groove It is flexibly connected with fixture block, movable mouth, the one end of second groove far from movable mouth is set on one end inner wall of second groove Sliding slot is equipped on inner wall vertically, matched sliding block, fixed company on one end side wall of the sliding block are equipped in the sliding slot It is connected to second spring, the one end of the second spring far from sliding block is fixedly connected with the inner wall of sliding slot, is set in second groove There is crushing block, the crushing block is L-shaped, and one end of crushing block protrusion is passed through to wearing outside movable mouth and be fixedly connected with snap-gauge.

Preferably, the movable device includes the rotating cylinder being rotationally connected in connecting hole, on the annular inner wall of the rotating cylinder Equipped with gear shape card slot, one end of the rotating cylinder is fixedly connected with the side wall of bevel gear denticle, and the other end of the rotating cylinder runs through Connecting hole simultaneously extends to outside it, and the annular outer side wall of the rotating cylinder is equipped with multiple jacks, and the jack and snap-gauge activity connect It connects.

Preferably, the jack is located at the outside of connecting hole.

Preferably, the diameter of the bevel gear denticle is identical as the diameter of mounting hole.

Compared with prior art, the utility model has the following beneficial effects:

1, it by the cooperation of the first clamping mechanism of setting and the second clamping mechanism and fixed block, is needed with reaching to work as to umbrella When gear is replaced, fixture block can be squeezed out the second groove by crushing block, it is made no longer to carry out clamping limit to fixed block Bevel gear is removed, it is easy to operate, improve the maintenance efficiency of operator.

2, by the cooperation of the snap-gauge of setting and movable device, to reach after the completion of bevel-gear rotating, snap-gauge can pass through The rotation for limiting the mode of rotating cylinder clamping limit bevel gear, prevents it from rotation loosening occur, improves claw and is clamping work Stability when part.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of scroll chuck bevel gear perspective view；

Fig. 2 is Fig. 1 right hand external structural schematic diagram；

Fig. 3 is the partial enlarged view in Fig. 1 at A.

In figure: 1 fixed disk, 2 first clamping mechanisms, 3 fixed blocks, 4 second clamping mechanisms, 5 movable devices, the 6 umbrella tooth gear teeth Body, 7 telescopic rods, 8 fixture blocks, 9 first springs, 10 sliding slots, 11 sliding blocks, 12 second springs, 13 crushing blocks, 14 snap-gauges, 15 rotating cylinders, 16 Jack.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Referring to Fig.1-3, a kind of bevel gear of scroll chuck, including fixed disk 1, the side wall of fixed disk 1 are equipped with inside and outside connect Logical mounting hole, the first clamping mechanism 2 is equipped on the upper and lower ends inner wall of mounting hole, and the first clamping mechanism 2 includes being set to The first groove in inner wall of the hole installing, telescopic rod 7 is equipped in the first groove vertically, and one end of telescopic rod 7 is interior with the first groove Wall is fixedly connected, and the other end of telescopic rod 7 runs through the notch of the first groove and extends to outside it, and it is recessed that telescopic rod 7 is located at first One end outside slot is fixedly connected with fixture block 8, and the first spring 9 is arranged on telescopic rod 7, and telescopic rod 7 can protect the first spring 9 Shield, inner wall of the upper and lower ends of the first spring 9 respectively with the side wall of fixture block 8 and the first groove abut.

It is inserted with fixed block 3 in mounting hole, is respectively equipped on the upper and lower ends side wall of fixed block 3 and the first clamping mechanism 2 The second clamping mechanism 4 matched, the second clamping mechanism 4 include the second groove being set on 3 side wall of fixed block, the second groove It is flexibly connected with fixture block 8, movable mouth is set on one end inner wall of the second groove, the second groove erects on one end inner wall far from movable mouth It is directly equipped with sliding slot 10, matched sliding block 11 is equipped in sliding slot 10, is fixedly connected with second on one end side wall of sliding block 11 Spring 12, second spring 12 can push snap-gauge 14 to be fastened in jack 16, second spring 12 one end and sliding slot far from sliding block 11 10 inner wall is fixedly connected, and crushing block 13 is equipped in the second groove, and crushing block 13 is L-shaped, and crushing block 13 is for squeezing fixture block 8 Second groove out, one end that crushing block 13 protrudes are passed through to wearing outside movable mouth and be fixedly connected with snap-gauge 14.

One end side wall of fixed block 3 is equipped with the perforative connecting hole in left and right, is rotatably connected to movable device 5 in connecting hole, One end of movable device 5 is fixedly connected with bevel gear denticle 6, and bevel gear denticle 6 is used to engage with the toothed disc in fixed disk 1, The diameter of bevel gear denticle 6 and the diameter of mounting hole are identical, and movable device 5 and the second clamping mechanism 4 are cooperatively connected, movable device 5 include the rotating cylinder 15 being rotationally connected in connecting hole, and the annular inner wall of rotating cylinder 15 is equipped with gear shape card slot, one end of rotating cylinder 15 It is fixedly connected with the side wall of bevel gear denticle 6, the other end of rotating cylinder 15 through connecting hole and extends to outside it, the ring of rotating cylinder 15 Shape lateral wall is equipped with multiple jacks 16, and jack 16 is located at the outside of connecting hole, and jack 16 is flexibly connected with snap-gauge 14, snap-gauge 14 It can be inserted in the movement for limiting bevel gear denticle 6 in jack 16, improve its stability.

The utility model, when in use, operator are inserted into rotating cylinder 15 by external rotating bar and carry out rotation band Dynamic bevel gear denticle 6 is rotated, wait rotate after snap-gauge 14 is inserted into jack 16 again to be carried out to bevel gear denticle 6 Fixed limitation, when needing to replace bevel gear denticle 6, operator only needs to push two pieces of snap-gauges 14, snap-gauge 14 in opposite directions It drives the movement of crushing block 13 that fixture block 8 is squeezed out the second groove, then takes out again by fixed block 3 is whole, then by the new umbrella tooth gear teeth Body 6 is inserted into mounting hole, and fixture block 8 is reinserted to the second groove at this time, that is, completes maintenance replacement operation.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of bevel gear of scroll chuck, including fixed disk (1), which is characterized in that the side wall of the fixed disk (1) is equipped with The mounting hole of inside and outside connection is equipped with the first clamping mechanism (2) on the upper and lower ends inner wall of the mounting hole, in the mounting hole It is inserted with fixed block (3), is respectively equipped on the upper and lower ends side wall of the fixed block (3) and is matched with the first clamping mechanism (2) The second clamping mechanism (4), one end side wall of the fixed block (3) is equipped with the perforative connecting hole in left and right, in the connecting hole It is rotatably connected to movable device (5), one end of the movable device (5) is fixedly connected with bevel gear denticle (6), the moving machine Structure (5) and the second clamping mechanism (4) are cooperatively connected.

2. a kind of bevel gear of scroll chuck according to claim 1, which is characterized in that first clamping mechanism (2) Including the first groove being set in inner wall of the hole installing, telescopic rod (7) are equipped with vertically in first groove, the telescopic rod (7) one end is fixedly connected with the inner wall of the first groove, and the other end of the telescopic rod (7) runs through the notch of the first groove and prolongs It extends to outside it, one end that the telescopic rod (7) is located at outside the first groove is fixedly connected with fixture block (8), on the telescopic rod (7) It is arranged with the first spring (9).

3. a kind of bevel gear of scroll chuck according to claim 2, which is characterized in that second clamping mechanism (4) Including the second groove being set on fixed block (3) side wall, second groove is flexibly connected with fixture block (8), and described second is recessed Movable mouth is set on one end inner wall of slot, second groove is equipped with sliding slot (10) vertically on one end inner wall far from movable mouth, institute It states and is equipped with matched sliding block (11) in sliding slot (10), be fixedly connected with the second bullet on one end side wall of the sliding block (11) Spring (12), the second spring (12) are fixedly connected far from the one end of sliding block (11) with the inner wall of sliding slot (10), and described second is recessed Crushing block (13) are equipped in slot, the crushing block (13) is L-shaped, and one end of crushing block (13) protrusion is passed through to wearing outside movable mouth And it is fixedly connected with snap-gauge (14).

4. a kind of bevel gear of scroll chuck according to claim 3, which is characterized in that the movable device (5) includes The annular inner wall of the rotating cylinder (15) being rotationally connected in connecting hole, the rotating cylinder (15) is equipped with gear shape card slot, the rotating cylinder (15) one end is fixedly connected with the side wall of bevel gear denticle (6), and the other end of the rotating cylinder (15) through connecting hole and extends Outside to it, the annular outer side wall of the rotating cylinder (15) is equipped with multiple jacks (16), and the jack (16) and snap-gauge (14) are living Dynamic connection.

5. a kind of bevel gear of scroll chuck according to claim 4, which is characterized in that the jack (16) is located at connection The outside in hole.

6. a kind of bevel gear of scroll chuck according to claim 1, which is characterized in that the bevel gear denticle (6) Diameter is identical as the diameter of mounting hole.