CN211101959U

CN211101959U - Spline shaft milling device

Info

Publication number: CN211101959U
Application number: CN201922163104.5U
Authority: CN
Inventors: 王家旭
Original assignee: Tianjin Jinghai Jiaxuyan Hydraulic Machinery Co ltd
Current assignee: Tianjin Jinghai Jiaxuyan Hydraulic Machinery Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-07-28
Anticipated expiration: 2029-12-06

Abstract

The utility model belongs to the technical field of the integral key shaft processing technique and specifically relates to a spline shaft milling unit, comprising a base plate, the top both ends of bottom plate all are connected with the backup pad perpendicularly, two a lateral symmetry that the backup pad is close to each other is provided with fixture, just the vertical solid fixed ring that is provided with in top of bottom plate, gu fixed ring's last lower extreme is connected with actuating mechanism jointly gu fixed ring's bilateral symmetry is provided with milling mechanism. The utility model has the advantages that the two clamping mechanisms are arranged, so that the spline shaft can be fixedly clamped, and meanwhile, the clamping mechanism in the technical scheme has the telescopic function, so that the spline shafts with different lengths can be fixedly clamped; the driving mechanism is arranged, so that the two milling mechanisms can be driven to mill the spline shaft simultaneously, and the milling efficiency of the spline shaft is effectively improved.

Description

Spline shaft milling device

Technical Field

The utility model relates to a integral key shaft processing field especially relates to a spline shaft milling device.

Background

The spline shaft is a mechanical transmission type, has the same functions as a flat key, a semicircular key and an inclined key and is used for transmitting mechanical torque, a longitudinal key groove is formed in the outer surface of the shaft, and a rotating part sleeved on the shaft is also provided with a corresponding key groove which can keep synchronous rotation with the shaft. While rotating, some of them can slide on the shaft longitudinally, such as the gear shifting gear of the gear box. In the process of milling a key groove of the conventional spline shaft, only one groove surface can be milled singly, so that the milling efficiency of the spline shaft is reduced, and the spline shaft milling device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the existence in the prior art can only be single mill a groove face, reducing the shortcoming of spline shaft milling efficiency, and the spline shaft milling device who provides.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a spline shaft milling device comprises a bottom plate, wherein two supporting plates are vertically connected to two ends of the top of the bottom plate, two clamping mechanisms are symmetrically arranged on one side, close to each other, of the two supporting plates, a fixing ring is vertically arranged above the bottom plate, the upper end and the lower end of the fixing ring are jointly connected with a driving mechanism, milling mechanisms are symmetrically arranged on two sides of the fixing ring, each milling mechanism comprises a mounting plate horizontally connected to the outer side of the fixing ring, one end, away from the fixing ring, of the mounting plate is vertically connected with a limiting plate, a sliding sleeve is slidably mounted on the outer side of the mounting plate, a second motor is horizontally arranged on one side of the sliding sleeve, the second motor is fixedly connected with the sliding sleeve through a motor sleeve, a milling cutter head is connected to the end portion of an output shaft of the second motor, the milling cutter head, the T-shaped rod is inserted into the fixed plate in a horizontal sliding mode and is perpendicularly connected with the limiting plate, a spring is sleeved on the outer side of the T-shaped rod between the limiting plate and the fixed plate, and a nut is sleeved on the outer side of the T-shaped rod, far away from one side of the spring, of the fixed plate in a threaded mode.

Preferably, the clamping mechanism comprises a telescopic cylinder which is horizontally connected to the middle position of the supporting plate, a telescopic rod is inserted into the telescopic cylinder in a sliding mode, the telescopic cylinder is fixedly connected with the telescopic rod through a locking bolt, a clamping sleeve is fixedly mounted at one end, far away from the telescopic cylinder, of the telescopic rod, the clamping sleeve and the fixing ring are located on the same central axis, and a plurality of positioning pins are inserted into outer threads of the clamping sleeve in a threaded mode.

Preferably, actuating mechanism includes that the horizontal rotation installs the threaded rod between two backup pad tops, the one end of threaded rod runs through the first motor of adjacent backup pad and tip fixedly connected with, horizontal fixedly connected with slide bar between two backup pad bottoms that the threaded rod corresponds the position, the slide bar all overlaps with the outside of threaded rod and is equipped with the slide, pass through threaded connection between slide and the threaded rod, and two the slide is connected in solid fixed ring's the outside jointly.

Preferably, the equal vertical connecting plate that is connected with in bottom of centre gripping cover, the equal fixedly connected with stop collar in bottom of connecting plate, two the common slip cap of stop collar is established in the slide bar outside, just the stop collar is close to solid fixed ring's one end and centre gripping sleeve tip parallel and level.

Preferably, the equal horizontal installation in top of limiting plate has the scale, the outside slip cover of scale is equipped with the scale cover, scale cover and fixed plate fixed connection, just the equal parallel and level of tip at scale cover and fixed plate both ends.

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

1. the utility model has the advantages that the two clamping mechanisms are arranged, so that the spline shaft can be fixedly clamped, and meanwhile, the clamping mechanism in the technical scheme has the telescopic function, so that the spline shafts with different lengths can be fixedly clamped;

2. the driving mechanism is arranged, so that the two milling mechanisms can be driven to mill the spline shaft simultaneously, and the milling efficiency of the spline shaft is effectively improved.

Drawings

Fig. 1 is a schematic structural view of a spline shaft milling device provided by the present invention;

fig. 2 is a schematic structural diagram of a milling mechanism of the spline shaft milling device provided by the present invention.

In the figure: the device comprises a bottom plate 1, a telescopic cylinder 2, a first motor 3, a locking bolt 4, a telescopic rod 5, a clamping sleeve 6, a positioning pin 7, a sliding sleeve 8, a fixing ring 9, a second motor 10, a threaded rod 11, a supporting plate 12, a limiting sleeve 13, a sliding plate 14, a motor sleeve 15, a sliding rod 16, a connecting plate 17, an installing plate 18, a T-shaped rod 19, a graduated scale 20, a spring 21, a limiting plate 22, a milling cutter head 23, a nut 24, a fixing plate 25 and a graduated sleeve 26.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

The spline shaft milling device shown in fig. 1-2 comprises a bottom plate 1, wherein two supporting plates 12 are vertically connected to two ends of the top of the bottom plate 1, clamping mechanisms are symmetrically arranged on one sides, close to each other, of the two supporting plates 12, each clamping mechanism comprises a telescopic cylinder 2 horizontally connected to the middle of the corresponding supporting plate 12, a telescopic rod 5 is inserted into each telescopic cylinder 2 in a sliding mode, the telescopic cylinders 2 and the telescopic rods 5 are fixedly connected through locking bolts 4, a clamping sleeve 6 is fixedly installed at one end, far away from the telescopic cylinders 2, of each telescopic rod 5, the clamping sleeve 6 and a fixing ring 9 are located on the same central axis, and a plurality of positioning pins 7 are inserted into outer threads of the clamping sleeve 6; the length between the telescopic cylinder 2 and the telescopic rod 5 can be adjusted according to the actual length of the spline shaft, and the clamping sleeve 6 is convenient to fixedly clamp the spline shaft, so that the processing stability of the spline shaft is effectively improved.

A fixing ring 9 is vertically arranged above the bottom plate 1, the upper end and the lower end of the fixing ring 9 are connected with a driving mechanism together, the driving mechanism comprises a threaded rod 11 which is horizontally and rotatably installed between the top ends of two supporting plates 12, one end of the threaded rod 11 penetrates through the adjacent supporting plates 12, the end part of the threaded rod 11 is fixedly connected with a first motor 3, a sliding rod 16 is horizontally and fixedly connected between the bottom ends of the two supporting plates 12 at the position corresponding to the threaded rod 11, sliding plates 14 are sleeved on the outer sides of the sliding rod 16 and the threaded rod 11, the sliding plates 14 are connected with the threaded rod 11 through threads, and; through being connected first motor 3 with external power source to threaded rod 11 can drive slide 14 and remove, and with this drive solid fixed ring 9 and remove, through setting up slide bar 16, can carry on spacingly to solid fixed ring 9 simultaneously, effectively improves the stability that solid fixed ring 9 removed.

The milling mechanisms are symmetrically arranged on two sides of the fixed ring 9, each milling mechanism comprises a mounting plate 18 horizontally connected to the outer side of the fixed ring 9, one end of each mounting plate 18, far away from the fixed ring 9, is vertically connected with a limiting plate 22, a sliding sleeve 8 is slidably mounted on the outer side of each mounting plate 18, a second motor 10 is horizontally arranged on one side of each sliding sleeve 8, each second motor 10 is fixedly connected with each sliding sleeve 8 through a motor sleeve 15, and the end part of the output shaft of the second motor 10 is connected with a milling cutter head 23, the milling cutter head 23 faces the fixed ring 9, one end of the top of the motor sleeve 15 close to the limit plate 22 is vertically connected with a fixed plate 25, a T-shaped rod 19 is horizontally inserted in the fixed plate 25 in a sliding manner, the T-shaped rod 19 is vertically connected with the limit plate 22, a spring 21 is sleeved on the outer side of the T-shaped rod 19 between the limiting plate 22 and the fixing plate 25, and a nut 24 is sleeved on the outer side of the T-shaped rod 19 on the side, far away from the spring 21, of the fixing plate 25 through threads; through setting up mounting panel 18 and sliding sleeve 8 to can adjust second motor 10 position, through setting up T type pole 19, limiting plate 22, fixed plate 25 and spring 21, thereby can the automatic drive second motor 10 remove, be connected second motor 10 with external power source, thereby can order about milling cutter head 23 and mill the work to the spline axle, simultaneously through setting up nut 24, thereby can carry on spacingly to second motor 10.

The top end of the limiting plate 22 is horizontally provided with a graduated scale 20, the outer side of the graduated scale 20 is slidably sleeved with a graduated sleeve 26, the graduated sleeve 26 is fixedly connected with the fixed plate 25, and the end parts of the two ends of the graduated sleeve 26 and the fixed plate 25 are flush; through the arrangement of the graduated scale 20 and the graduated sleeve 26, the sliding distance of the second motor 10 is limited accurately, so that the milling depth of the milling cutter head 23 to the spline shaft is controlled.

The bottom ends of the clamping sleeves 6 are vertically connected with connecting plates 17, the bottom ends of the connecting plates 17 are fixedly connected with limiting sleeves 13, the two limiting sleeves 13 are jointly sleeved on the outer side of the sliding rod 16 in a sliding mode, and one ends, close to the fixing rings 9, of the limiting sleeves 13 are flush with the end portions of the clamping sleeves 6; through setting up connecting plate 17 and stop collar 13 to can carry out spacingly to solid fixed ring 9 according to the integral key shaft actual length, avoid milling cutter head 23 to lead to the fact the damage to clamping sleeve 6.

The utility model discloses: firstly, the spline shaft is fixedly clamped by the two clamping mechanisms, and then the spline shaft is driven by the two milling mechanisms through the driving mechanism to mill simultaneously, so that the milling efficiency of the spline shaft is effectively improved.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a spline shaft milling device, includes bottom plate (1), the top both ends of bottom plate (1) all are connected with backup pad (12) perpendicularly, its characterized in that, two one side symmetry that backup pad (12) are close to each other is provided with fixture, just the top of bottom plate (1) is vertical to be provided with solid fixed ring (9), gu the upper and lower end of fixed ring (9) is connected with actuating mechanism jointly, gu the bilateral symmetry of fixed ring (9) is provided with mills the mechanism, mill the mechanism including horizontally connect mounting panel (18) in gu the fixed ring (9) outside, the one end that gu fixed ring (9) was kept away from in mounting panel (18) is connected with limiting plate (22) perpendicularly, the outside slidable mounting of mounting panel (18) has sliding sleeve (8), one side level of sliding sleeve (8) is provided with second motor (10), through motor cover (15) fixed connection between second motor (10) and sliding sleeve (8), just the output shaft end connection of second motor (10) has milling cutter head (23), milling cutter head (23) is towards solid fixed ring (9), the top of motor cover (15) is close to limiting plate (22) one end vertical be connected with fixed plate (25), the inside horizontal slip cartridge of fixed plate (25) has T type pole (19), T type pole (19) are connected with limiting plate (22) are perpendicular, just T type pole (19) outside cover between limiting plate (22) and fixed plate (25) is equipped with spring (21), nut (24) have been cup jointed to T type pole (19) outside screw thread that spring (21) one side was kept away from in fixed plate (25).

2. The spline shaft milling device according to claim 1, wherein the clamping mechanism comprises a telescopic cylinder (2) horizontally connected to the middle position of the support plate (12), a telescopic rod (5) is slidably inserted into the telescopic cylinder (2), the telescopic cylinder (2) and the telescopic rod (5) are fixedly connected through a locking bolt (4), a clamping sleeve (6) is fixedly installed at one end, far away from the telescopic cylinder (2), of the telescopic rod (5), the clamping sleeve (6) and the fixing ring (9) are located on the same central axis, and a plurality of positioning pins (7) are inserted into outer threads of the clamping sleeve (6).

3. The spline shaft milling device according to claim 2, wherein the driving mechanism comprises a threaded rod (11) horizontally and rotatably installed between the top ends of two support plates (12), one end of the threaded rod (11) penetrates through the adjacent support plate (12) and the end part of the threaded rod is fixedly connected with a first motor (3), a sliding rod (16) is horizontally and fixedly connected between the bottom ends of the two support plates (12) at the corresponding position of the threaded rod (11), sliding plates (14) are sleeved on the outer sides of the sliding rod (16) and the threaded rod (11), the sliding plates (14) are connected with the threaded rod (11) through threads, and the two sliding plates (14) are connected to the outer side of the fixing ring (9) together.

4. The spline shaft milling device according to claim 3, characterized in that the bottom ends of the clamping sleeves (6) are vertically connected with connecting plates (17), the bottom ends of the connecting plates (17) are fixedly connected with limiting sleeves (13), the two limiting sleeves (13) are jointly slidably sleeved outside the sliding rods (16), and one ends of the limiting sleeves (13) close to the fixing rings (9) are flush with the end portions of the clamping sleeves (6).

5. The spline shaft milling device according to claim 1, wherein the top end of the limiting plate (22) is horizontally provided with a graduated scale (20), the outside of the graduated scale (20) is slidably sleeved with a graduated sleeve (26), the graduated sleeve (26) is fixedly connected with the fixing plate (25), and the ends of the graduated sleeve (26) and the two ends of the fixing plate (25) are flush.