CN210849219U - Spiral bevel gear shaft keyway processing frock - Google Patents

Abstract

The utility model discloses a spiral bevel gear shaft body keyway processing frock, which comprises a positioning plate, the lateral wall of locating plate sets up installation device, the top of locating plate is seted up and is the circular shape movable groove, the inside rotation in movable groove is connected with the rotary drum that is the opening setting, the rotary drum passes through positioning mechanism and is connected with the interior bottom in movable groove, the inside wall of rotary drum is inserted and is equipped with the carriage release lever, the tip of carriage release lever runs through the rotary drum in proper order and outwards extends, the outside one end fixedly connected with handle that extends of carriage release lever, the carriage release lever is connected with the rotary drum through first inserted bar. The utility model discloses, when using, thereby can rotate the distance and the contained angle between two splint of adjustment according to spiral bevel gear's diameter, thereby recycle the carriage release lever and drive one of them splint motion and press from both sides spiral bevel gear tight, need not to change this device and can press from both sides tightly the spiral bevel gear of different models, effectively reduced the manufacturing cost of enterprise.

Description

Spiral bevel gear shaft keyway processing frock

Technical Field

The utility model relates to a frock clamp technical field especially relates to a spiral bevel gear axle body keyway processing frock.

Background

Spiral bevel gear is bevel gear's a kind, and it itself is "V" type generally, and wherein, axle class gear requires than higher to the axle body keyway, in keyway course of working, needs to use positioner to fix it, reduces because of keyway processing is not up to standard and the phenomenon of need doing over again appears. The existing spiral bevel gear shaft body key groove machining tool cannot be adjusted according to the size of the spiral bevel gear when clamping the spiral bevel gear, so that different clamping tools are required to be replaced when machining spiral bevel gears of different models, the production cost of enterprises is increased, machining needs to be suspended when multiple key grooves are formed, machining can be continued after the spiral bevel gears are clamped again by adjusting the positions of the spiral bevel gears again, and machining efficiency is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the different centre gripping frock that needs to be changed in the spiral bevel gear of processing different models among the prior art, the lower problem of machining efficiency when having increased the manufacturing cost of enterprise and needing to set up a plurality of keyways, and the spiral bevel gear shaft keyway processing frock that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a spiral bevel gear shaft body keyway processing tool comprises a positioning plate, wherein an installation device is arranged on the outer side wall of the positioning plate, a circular movable groove is formed in the top of the positioning plate, a rotary drum with an opening is rotatably connected inside the movable groove, the rotary drum is connected with the inner bottom of the movable groove through a positioning mechanism, a movable rod is inserted into the inner side wall of the rotary drum, the end part of the movable rod sequentially penetrates through the rotary drum and extends outwards, a handle is fixedly connected to one end of the movable rod extending outwards, the movable rod is connected with the rotary drum through a first insertion rod, a fixed rod is fixedly connected to the inner side wall of the rotary drum, the fixed rod and the movable rod are symmetrically arranged, a clamping device is fixedly connected to one end, close to the movable rod, of the fixed rod and the movable rod, the installation device comprises an installation plate fixedly connected with the positioning plate, and, the inner side wall of the threaded hole is in threaded connection with a bolt, the positioning mechanism comprises four fixing plates fixedly connected with the outer side wall of the rotary drum, a through hole is formed in the top of each fixing plate, a limiting groove corresponding to the through hole is formed in the bottom of each movable groove, a second insertion rod is inserted into the through hole, and the bottom of each second insertion rod is in contact with the inner bottom of the limiting groove.

Preferably, the top of the rotating drum and the outer side wall of the moving rod are respectively provided with a plurality of jacks and slots corresponding to the first inserting rod, and the slots are uniformly arranged.

Preferably, an installation groove is formed in the inner bottom of the movable groove, a bearing is fixedly connected to the inner side wall of the installation groove, a rotating rod is fixedly connected to the inner side wall of the bearing, and the top of the rotating rod is connected with the bottom of the rotating cylinder.

Preferably, clamping device includes respectively with dead lever and carriage release lever lateral wall fixed connection's two installation pieces, two the shifting chute has all been seted up to the lateral wall of the relative one side of installation piece, the inside wall of shifting chute rotates and is connected with the pivot, splint have been cup jointed in the lateral wall rotation of pivot, splint pass through the screw and are connected with the installation piece, splint and the lateral wall of installation piece set up respectively with the second screw hole and the thread groove of screw looks adaptation, the quantity of thread groove is a plurality of, and is a plurality of the thread groove is the annular setting.

The utility model has the advantages that:

1. when using, through the mutually supporting between pivot, splint and the third inserted bar, when the spiral bevel gear of different models of processing, thereby can rotate the distance and the contained angle between two splint of adjustment according to spiral bevel gear's diameter, thereby it presss from both sides tightly spiral bevel gear to recycle the carriage release lever and drive one of them splint motion, need not to change this device and can press from both sides tightly the spiral bevel gear of different models, has effectively reduced the manufacturing cost of enterprise.

2. Through cooperation between bull stick, rotary drum, fixed plate and the second inserted bar, add man-hour in different positions as needs, only need extract the second inserted bar, thereby rotate the rotary drum with the needs processing department of spiral bevel gear remove to processingequipment's below, recycle the second inserted bar fix the position of rotary drum again can, the simple operation need not to pause processing, has effectively improved machining efficiency.

Drawings

Fig. 1 is a schematic structural view of a keyway processing tool for a shaft body of a spiral bevel gear according to the present invention;

fig. 2 is a top view of a keyway processing tool for a shaft body of a spiral bevel gear according to the present invention;

fig. 3 is the utility model provides a connection structure sketch map of installation piece and splint in spiral bevel gear axle body keyway processing frock.

In the figure: 1 locating plate, 2 movable grooves, 3 rotary drums, 4 movable rods, 5 handles, 6 first inserted bars, 7 fixed rods, 8 mounting plates, 9 bolts, 10 fixed plates, 11 second inserted bars, 12 mounting grooves, 13 rotary rods, 14 mounting blocks, 15 rotary shafts, 16 clamping plates and 17 screws.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-3, a spiral bevel gear shaft keyway processing tool comprises a positioning plate 1, wherein an installation device is arranged on the outer side wall of the positioning plate 1, the installation device comprises an installation plate 8 fixedly connected with the positioning plate 1, a threaded hole is formed in the top of the installation plate 8, a bolt 9 is in threaded connection with the inner side wall of the threaded hole, a circular movable groove 2 is formed in the top of the positioning plate 1, a rotary drum 3 in an open arrangement is rotatably connected to the inside of the movable groove 2, an installation groove 12 is formed in the inner bottom of the movable groove 2, a bearing is fixedly connected to the inner side wall of the installation groove 12, a rotary rod 13 is fixedly connected to the inner side wall of the bearing, the top of the rotary rod 13 is connected with the bottom of the rotary drum 3, the rotary drum 3 is connected with the inner bottom of the movable groove 2 through a positioning, a limiting groove corresponding to the through hole is formed in the bottom of the movable groove 2, a second inserting rod 11 is inserted into the through hole, and the bottom of the second inserting rod 11 is in contact with the inner bottom of the limiting groove; it should be noted that: during processing, the device is fixed on a processing table top, and the mounting plate 8 and the table top of the processing table are fixed by using the bolts 9, so that the connection stability of the device and the processing table is ensured; the four fixing plates 10 are symmetrically arranged about the axis of the rotary drum 3, and the second insertion rod 11 penetrates through the through hole, so that the stability of connection between the rotary drum 3 and the positioning plate 1 is ensured.

Wherein, the inside wall of the rotary drum 3 is inserted with a movable rod 4, the end of the movable rod 4 sequentially penetrates through the rotary drum 3 and extends outwards, one end of the movable rod 4 extending outwards is fixedly connected with a handle 5, the movable rod 4 is connected with the rotary drum 3 through a first inserting rod 6, the top of the rotary drum 3 and the outside wall of the movable rod 4 are respectively provided with a plurality of jacks and slots corresponding to the first inserting rod 6, the slots are uniformly arranged, the inside wall of the rotary drum 3 is fixedly connected with a fixed rod 7, the fixed rod 7 and the movable rod 4 are symmetrically arranged, one end of the fixed rod 7 close to the movable rod 4 is fixedly connected with a clamping device, the clamping device comprises two mounting blocks 14 fixedly connected with the outer side walls of the fixed rod 7 and the movable rod 4 respectively, the outer side wall of one side opposite to the two mounting blocks 14 is provided with a movable groove, the inside wall of the movable groove, the outer side wall of the rotating shaft 15 is rotatably sleeved with a clamping plate 16, the clamping plate 16 is connected with the mounting block 14 through a screw 17, the outer side walls of the clamping plate 16 and the mounting block 14 are respectively provided with a second threaded hole and a plurality of threaded grooves, the second threaded holes and the threaded grooves are matched with the screw 17, and the plurality of threaded grooves are annularly arranged;

it should be noted that: the first inserted bar 6 is matched with a plurality of slots, so that the movable bars 4 at different positions can be conveniently fixed, and the clamping plates 16 positioned on one side of the movable bars 4 can clamp spiral bevel gears with different sizes; the plurality of screw grooves are annularly arranged, so that when the angle between the two clamping plates 16 is changed, the position of the clamping plate 16 can be fixed by matching the screw 17 with the screw grooves at different positions; wherein splint 16 are the arc setting, and the equal fixedly connected with rubber pad of lateral wall of the relative one side of two splint 16, and the friction between increase spiral bevel gear and the splint 16 prevents that spiral bevel gear from droing.

The utility model discloses in, in operation, at first twist and move screw 17, and according to the angle between two splint 16 of the size adjustment of spiral bevel gear, after waiting to adjust to suitable angle, recycle the position of two splint 16 of screw 17 fixed, place spiral bevel gear between two splint 16, the contained angle between two splint 16 is the acute angle, conveniently place two spiral bevel gears, extract first inserted bar 6 again and remove carriage release lever 4, thereby make carriage release lever 4 drive the splint 16 motion and press from both sides the spiral bevel gear that lies in between two splint 16 tight, recycle the position of first inserted bar 6 fixed carriage release lever 4 and rotary drum 3, and start the processing device and begin to process, utilize this device can carry out the centre gripping to the spiral bevel gear of different models, effectively reduced the manufacturing cost of enterprise;

when a plurality of keyways need to be seted up, second inserted bar 11 can be extracted to rotate rotary drum 3, thereby need processing department with spiral bevel gear and remove to processingequipment's below, recycle second inserted bar 11 and fix the position of rotary drum 3 again, make things convenient for processingequipment to spiral bevel gear processing, when seting up a plurality of keyways, need not pause processing, effectively improved machining efficiency.

Claims (4)

1. The utility model provides a spiral bevel gear shaft keyway processing frock, includes locating plate (1), its characterized in that, the lateral wall of locating plate (1) sets up installation device, the top of locating plate (1) is seted up and is presented circular shape movable groove (2), the inside rotation of movable groove (2) is connected with rotary drum (3) that is the opening setting, rotary drum (3) are connected with the interior bottom of movable groove (2) through positioning mechanism, the inside wall of rotary drum (3) is inserted and is equipped with carriage release lever (4), the tip of carriage release lever (4) runs through rotary drum (3) in proper order and extends outward, the one end fixedly connected with handle (5) that carriage release lever (4) extend outward, carriage release lever (4) are connected with rotary drum (3) through first inserted bar (6), the inside wall fixedly connected with dead lever (7) of rotary drum (3), dead lever (7) and carriage release lever (4) are the symmetry setting, dead lever (7) and the one end fixedly connected with clamping device that carriage release lever (4) are close to mutually, installation device include with locating plate (1) fixed connection's mounting panel (8), the top of mounting panel (8) set up threaded hole, the inside wall threaded connection of screw hole has bolt (9), positioning mechanism include with rotary drum (3) lateral wall fixed connection's four fixed plates (10), the through-hole has been seted up at the top of fixed plate (10), the spacing groove that corresponds with the through-hole is seted up to the bottom of activity groove (2), the inside of through-hole is inserted and is equipped with second inserted bar (11), the bottom of second inserted bar (11) and the interior bottom contact of spacing groove.

2. The spiral bevel gear shaft body keyway processing tool according to claim 1, wherein the top of the rotary drum (3) and the outer side wall of the movable rod (4) are respectively provided with a plurality of jacks and slots corresponding to the first inserted rod (6), and the plurality of slots are uniformly arranged.

3. The spiral bevel gear shaft body keyway processing tool according to claim 2, wherein a mounting groove (12) is formed in the inner bottom of the movable groove (2), a bearing is fixedly connected to the inner side wall of the mounting groove (12), a rotating rod (13) is fixedly connected to the inner side wall of the bearing, and the top of the rotating rod (13) is connected with the bottom of the rotating cylinder (3).

4. The spiral bevel gear shaft body keyway processing tool according to claim 3, wherein the clamping device comprises two mounting blocks (14) fixedly connected with the outer side walls of the fixed rod (7) and the movable rod (4), respectively, moving grooves are formed in the outer side walls of the two opposite sides of the mounting blocks (14), a rotating shaft (15) is rotatably connected to the inner side walls of the moving grooves, a clamping plate (16) is rotatably sleeved on the outer side walls of the rotating shaft (15), the clamping plate (16) is connected with the mounting blocks (14) through screws (17), second threaded holes and threaded grooves matched with the screws (17) are formed in the outer side walls of the clamping plate (16) and the mounting blocks (14), the number of the threaded grooves is multiple, and the plurality of the threaded grooves are annularly arranged.

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