CN213858178U

CN213858178U - End opposite clamping type limiting and fixing tool for machining spline shaft

Info

Publication number: CN213858178U
Application number: CN202023000712.3U
Authority: CN
Inventors: 刘阳
Original assignee: Jiangyin Haohua Transmission Machinery Co ltd
Current assignee: Jiangyin Haohua Transmission Machinery Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-08-03
Anticipated expiration: 2030-12-14

Abstract

The utility model provides a spacing fixed frock of end wafer formula for integral key shaft processing, include: a bottom plate, a fixing frame and a supporting bracket; four fixing grooves are formed in the upper side of the bottom plate in a rectangular arrangement mode, and the bottom plate and the fixing grooves are of an integrated structure; the fixing frames are respectively arranged on the left side and the right side of the upper side of the bottom plate and are connected with the bottom plate through the sliding blocks; the clamping rod is arranged above the inside of the fixing frame and is connected with the fixing frame through a bearing; the first knob is arranged in the middle of the upper side of the fixing frame, and the first knob is screwed with the fixing frame; the support bracket is arranged in the middle of the upper side of the bottom plate and is connected with the bottom plate through a sliding block. Through the improvement on structure, the fixing device has the advantages of convenience in use, stability in fixing and strong adaptability, thereby effectively solving the problems and the defects in the prior art.

Description

End opposite clamping type limiting and fixing tool for machining spline shaft

Technical Field

The utility model relates to a integral key shaft processing technology field, more specifically the theory that says so especially relates to a spacing fixed frock of end wafer formula for integral key shaft processing.

Background

The spline shaft is a mechanical transmission type, has the same functions as a flat key, a semi-circle key and an inclined key, transmits mechanical torque, and is widely applied to the fields of airplane, automobile, tractor, machine tool manufacturing and the like due to the good characteristics of high bearing capacity, good guidance property, convenient processing and the like.

In the course of working of integral key shaft, need use the chuck earlier usually to fix its one end, reuse ejector pin to fix its other end, its operation is comparatively complicated, greatly reduced machining efficiency, and simultaneously, the fixed mode of chuck can lead to the fact the hindrance to the spline processing of axle head, can lead to the fact awkward problem equally.

In view of the above, research and improvement are made in view of the existing problems, and an end-clamping type limiting and fixing tool for spline shaft machining is provided, which aims to achieve the purposes of solving the problems and improving the practical value through the technology.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spacing fixed frock of end wafer formula for integral key shaft processing to in solving the course of working of integral key shaft that proposes in the above-mentioned background art, need use the chuck earlier usually to fix its one end, recycle the ejector pin and fix its other end, its operation is comparatively complicated, greatly reduced machining efficiency, simultaneously, the fixed mode of chuck can lead to the fact the hindrance to the spline processing of axle head, equally can lead to the fact awkward problem and not enough.

In order to achieve the above object, the utility model provides a spacing fixed frock of end wafer formula for integral key shaft processing is reached by following specific technological means:

the utility model provides a spacing fixed frock of end wafer formula for integral key shaft processing, includes: the clamping device comprises a bottom plate, a fixing groove, a T-shaped groove, a fixing frame, a clamping rod, a first knob, a bearing bracket, a sliding block, a second knob, a limiting block, a compression spring, a carrier roller, a sealing plate and a third knob; four fixing grooves are formed in the upper side of the bottom plate in a rectangular arrangement mode, and the bottom plate and the fixing grooves are of an integrated structure; the T-shaped grooves are arranged in parallel at four positions on the upper side of the bottom plate, and the T-shaped grooves and the bottom plate are of an integrated structure; the fixing frames are respectively arranged on the left side and the right side of the upper side of the bottom plate and are connected with the bottom plate through the sliding blocks; the clamping rod is arranged above the inside of the fixing frame and is connected with the fixing frame through a bearing; the first knob is arranged in the middle of the upper side of the fixing frame, and the first knob is screwed with the fixing frame; the supporting bracket is arranged in the middle of the upper side of the bottom plate and is connected with the bottom plate through a sliding block; the sliding blocks are respectively arranged at the front and the rear sides of the lower sides of the fixed frame and the supporting bracket, and the sliding blocks are respectively connected with the fixed frame and the supporting bracket in a bolt fixing mode; the second knobs are respectively arranged on the left side and the right side of the upper side of the support bracket, and the second knobs are screwed with the support bracket; the lower part of the limiting block is arranged in the bearing bracket, and the limiting block is connected with the bearing bracket in a sliding way; the compression spring is arranged between the support bracket and the limiting block and is clamped with the support bracket and the limiting block; the carrier rollers are arranged at a plurality of positions on the upper side of the support bracket in a V-shaped arrangement mode, and the carrier rollers are hinged with the support bracket; the sealing plate is arranged on the upper side of the supporting bracket and is connected with the supporting bracket in a bolt fixing mode; the third knob is respectively arranged at the front and the rear of the upper side of the sealing plate, and the third knob is screwed with the sealing plate.

As the further optimization of this technical scheme, the utility model relates to a spacing fixed frock of end wafer formula for integral key shaft processing the mount is being regarded as triangle-shaped, and the centre of mount upside is equipped with a screw hole.

As the further optimization of this technical scheme, the utility model relates to a spacing fixed frock of end wafer formula for integral key shaft processing the top of support bracket is rectangular tube structure, and the below is rectangular platelike structure, and the left and right sides of support bracket below is equipped with a screw hole respectively to the mode that the support bracket is horizontal arrangement is provided with two.

As the further optimization of this technical scheme, the utility model relates to a spacing fixed frock of end wafer formula for integral key shaft processing the slider is the long banding structure of T shape for the terminal surface, and sliding connection between slider and the T-slot.

As the further optimization of this technical scheme, the utility model relates to a spacing fixed frock of end wafer formula for integral key shaft processing the below of stopper is rectangular platelike structure, and the centre is rectangular massive structure, and the top is the platelike structure that the both sides side was equipped with the V-arrangement recess, and sliding connection between stopper and the shrouding.

As the further optimization of this technical scheme, the utility model relates to a spacing fixed frock of end wafer formula for integral key shaft processing the shrouding is rectangular platelike structure, and is equipped with the slotted hole that a department is rectangular in the centre of shrouding to both sides are equipped with a screw hole respectively around the shrouding.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model relates to a spacing fixed frock of end wafer formula for integral key shaft processing fixes the spline shaft through the mode that utilizes both ends to be the ejector pin, compares the mode of one end ejector pin one end chuck among the prior art, and this mode can avoid the chuck to cause the hindrance to the processing of end spline to make the device play convenient to use's effect.

2. The utility model relates to a spacing fixed frock of end wafer formula for integral key shaft processing through set up the support bracket in the centre of mount to utilize the bearing roller of its top to carry out the bearing to the integral key axle, can reduce the pressure of supporting rod, increase the fixed strength of integral key shaft simultaneously, thereby make the device play fixed firm effect.

3. The utility model relates to a spacing fixed frock of end wafer formula for integral key shaft processing sets up the slider through the downside at the support bracket, can adjust its position according to the actual conditions of integral key shaft, sets up compression spring through the downside at the stopper simultaneously, can utilize the mode of rotatory third knob to highly adjust the bearing roller to be adapted to the integral key shaft of different models, thereby make the device play strong adaptability's effect.

4. The utility model discloses a structurally to above-mentioned device, have convenient to use, fixed firm and strong adaptability's advantage to effectual problem and the not enough among the prior art of having solved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

FIG. 1 is a schematic view of the upper right side of the present invention;

FIG. 2 is a structural diagram of the right lower side of the fixing frame of the present invention;

FIG. 3 is a structural diagram of the right lower side of the support bracket of the present invention;

fig. 4 is an exploded view of the inner structure of the support bracket of the present invention.

In the figure: the clamping device comprises a bottom plate 1, a fixing groove 2, a T-shaped groove 3, a fixing frame 4, a clamping rod 5, a first knob 6, a support bracket 7, a sliding block 8, a second knob 9, a limiting block 10, a compression spring 11, a carrier roller 12, a sealing plate 13 and a third knob 14.

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.

It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, the present invention provides a specific technical implementation of an end wafer type spacing fixture for spline shaft processing:

the utility model provides a spacing fixed frock of end wafer formula for integral key shaft processing, includes: the clamping device comprises a bottom plate 1, a fixing groove 2, a T-shaped groove 3, a fixing frame 4, a clamping rod 5, a first knob 6, a support bracket 7, a sliding block 8, a second knob 9, a limiting block 10, a compression spring 11, a carrier roller 12, a sealing plate 13 and a third knob 14; four fixing grooves 2 are arranged on the upper side of the bottom plate 1 in a rectangular arrangement mode, and the bottom plate 1 and the fixing grooves 2 are of an integrated structure; the T-shaped grooves 3 are arranged in parallel at four positions on the upper side of the bottom plate 1, and the T-shaped grooves 3 and the bottom plate 1 are of an integrated structure; the fixing frames 4 are respectively arranged on the left side and the right side of the upper side of the bottom plate 1, and the fixing frames 4 are connected with the bottom plate 1 through the sliding blocks 8; the clamping rod 5 is arranged above the fixed frame 4, and the clamping rod 5 is connected with the fixed frame 4 through a bearing; the first knob 6 is arranged in the middle of the upper side of the fixed frame 4, and the first knob 6 is screwed with the fixed frame 4; the supporting bracket 7 is arranged in the middle of the upper side of the bottom plate 1, and the supporting bracket 7 is connected with the bottom plate 1 through a sliding block 8; the sliding blocks 8 are respectively arranged at the front and the rear sides of the lower sides of the fixed frame 4 and the supporting bracket 7, and the sliding blocks 8 are respectively connected with the fixed frame 4 and the supporting bracket 7 in a bolt fixing mode; the second knobs 9 are respectively arranged on the left side and the right side of the upper side of the support bracket 7, and the second knobs 9 are screwed with the support bracket 7; the lower part of the limiting block 10 is arranged in the supporting bracket 7, and the limiting block 10 is connected with the supporting bracket 7 in a sliding way; the compression spring 11 is arranged between the support bracket 7 and the limiting block 10, and the compression spring 11 is clamped with the support bracket 7 and the limiting block 10; the carrier rollers 12 are arranged at a plurality of positions on the upper side of the support bracket 7 in a V-shaped arrangement mode, and the carrier rollers 12 are hinged with the support bracket 7; the closing plate 13 is arranged on the upper side of the support bracket 7, and the closing plate 13 is connected with the support bracket 7 in a bolt fixing mode; the third knobs 14 are respectively arranged on the front and rear sides of the upper side of the sealing plate 13, and the third knobs 14 are screwed with the sealing plate 13.

Specifically, the mount 4 is viewed as a triangle, and the middle of the upper side of the mount 4 is provided with a threaded hole, and the position of the fixing clip 4 can be fixed by arranging the first knob 6 in the threaded hole.

Specifically, the upper part of the support bracket 7 is a rectangular cylinder structure, the lower part of the support bracket 7 is a rectangular plate structure, the left side and the right side of the lower part of the support bracket 7 are respectively provided with a threaded hole, the support bracket 7 is provided with two parts in a horizontal arrangement mode, the position of the support bracket 7 can be fixed by arranging a second selecting device 9 in the threaded hole, and meanwhile, as shown in fig. 1, the support bracket 7 is positioned between the two fixing frames 4, and the support bracket 7 is collinear with the fixing frames 4.

Specifically, the slide block 8 is a long strip structure with a T-shaped end face, and the slide block 8 is slidably connected with the T-shaped groove 3, as shown in fig. 1, two slide blocks 8 on the lower side of the fixing frame 4 are respectively located in the two outer T-shaped grooves 3, and two slide blocks 8 on the lower side of the support bracket 7 are respectively located in the two inner T-shaped grooves 3.

Specifically, the lower part of the limiting block 10 is a rectangular plate-shaped structure, the middle part of the limiting block is a rectangular block-shaped structure, the upper part of the limiting block is a plate-shaped structure provided with V-shaped grooves on two side surfaces, and the limiting block 10 is connected with the closing plate 13 in a sliding manner.

Specifically, the sealing plate 13 is a rectangular plate-shaped structure, a slot hole in a rectangular shape is formed in the middle of the sealing plate 13, a threaded hole is formed in each of the front side and the rear side of the sealing plate 13, and the height of the limiting block 10 can be limited by arranging the third knob 14 in each threaded hole.

The method comprises the following specific implementation steps:

at first utilize fixed slot 2 to install the device in the processing platform department of milling machine, then with the outside rotary drive structure of holding rod 5 access, rotate first knob 6 at last, the holding rod 5 of control both sides is fixed the spline shaft can, during the processing, the holding rod 5 of left and right sides ejector pin formula can not block the tip of spline shaft, the processing of end spline can be convenient for, can also utilize mode adjustment bearing roller 12's of control second knob 9 and third knob 14 position and height simultaneously, bear the spline shaft, with the pressure that reduces holding rod 5, hoisting device's fixed strength, thereby make the device possess still have fixed firm effect when convenient to use acts on, improve its practical value greatly.

In summary, the following steps: according to the end clamping type limiting and fixing tool for machining the spline shaft, the spline shaft is fixed in a mode that the two ends are the ejector rods, compared with a mode that one end is provided with the ejector rod and the other end is provided with the chuck in the prior art, the mode can avoid the chuck from blocking machining of the end spline, and therefore the device has the effect of convenience in use; the supporting bracket is arranged in the middle of the fixing frame, and the supporting roller above the supporting bracket is used for supporting the spline shaft, so that the pressure of the clamping rod can be reduced, and the fixing strength of the spline shaft is increased, and the device has the effect of fixing stably; the slide block is arranged on the lower side of the bearing bracket, the position of the spline shaft can be adjusted according to the actual condition of the spline shaft, and meanwhile, the compression spring is arranged on the lower side of the limiting block, so that the height of the carrier roller can be adjusted by rotating the third knob to adapt to the spline shafts of different models, and the device has the function of high adaptability.

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 spacing fixed frock of end wafer formula for integral key shaft processing, includes: the device comprises a bottom plate (1), a fixing groove (2), a T-shaped groove (3), a fixing frame (4), clamping rods (5), a first knob (6), a supporting bracket (7), a sliding block (8), a second knob (9), a limiting block (10), a compression spring (11), a carrier roller (12), a sealing plate (13) and a third knob (14); the method is characterized in that: four fixing grooves (2) are arranged on the upper side of the bottom plate (1) in a rectangular arrangement mode, and the bottom plate (1) and the fixing grooves (2) are of an integrated structure; the T-shaped grooves (3) are arranged in parallel at four positions on the upper side of the bottom plate (1), and the T-shaped grooves (3) and the bottom plate (1) are of an integrated structure; the fixing frames (4) are respectively arranged on the left side and the right side of the upper side of the bottom plate (1), and the fixing frames (4) are connected with the bottom plate (1) through sliding blocks (8); the clamping rod (5) is arranged above the inside of the fixing frame (4), and the clamping rod (5) is connected with the fixing frame (4) through a bearing; the first knob (6) is arranged in the middle of the upper side of the fixed frame (4), and the first knob (6) is screwed with the fixed frame (4); the supporting bracket (7) is arranged in the middle of the upper side of the bottom plate (1), and the supporting bracket (7) is connected with the bottom plate (1) through a sliding block (8); the sliding blocks (8) are respectively arranged at the front and rear sides of the lower sides of the fixed frame (4) and the supporting bracket (7), and the sliding blocks (8) are respectively connected with the fixed frame (4) and the supporting bracket (7) in a bolt fixing mode; the second knobs (9) are respectively arranged on the left side and the right side of the upper side of the support bracket (7), and the second knobs (9) are screwed with the support bracket (7); the lower part of the limiting block (10) is arranged in the bearing bracket (7), and the limiting block (10) is connected with the bearing bracket (7) in a sliding way; the compression spring (11) is arranged between the support bracket (7) and the limiting block (10), and the compression spring (11) is clamped with the support bracket (7) and the limiting block (10); the carrier rollers (12) are arranged at a plurality of positions on the upper side of the support bracket (7) in a V-shaped arrangement mode, and the carrier rollers (12) are hinged with the support bracket (7); the sealing plate (13) is arranged on the upper side of the support bracket (7), and the sealing plate (13) is connected with the support bracket (7) in a bolt fixing mode; the third knobs (14) are respectively arranged on the front side and the rear side of the upper side of the sealing plate (13), and the third knobs (14) are screwed with the sealing plate (13).

2. The end clamping type limiting and fixing tool for spline shaft machining according to claim 1, characterized in that: the front view of the fixing frame (4) is triangular, and the middle of the upper side of the fixing frame (4) is provided with a threaded hole.

3. The end clamping type limiting and fixing tool for spline shaft machining according to claim 1, characterized in that: the upper part of the support bracket (7) is a rectangular cylinder structure, the lower part of the support bracket (7) is a rectangular plate structure, the left side and the right side of the lower part of the support bracket (7) are respectively provided with a threaded hole, and the support bracket (7) is provided with two positions in a horizontal arrangement mode.

4. The end clamping type limiting and fixing tool for spline shaft machining according to claim 1, characterized in that: the sliding block (8) is of a long strip-shaped structure with a T-shaped end face, and the sliding block (8) is connected with the T-shaped groove (3) in a sliding mode.

5. The end clamping type limiting and fixing tool for spline shaft machining according to claim 1, characterized in that: the lower part of the limiting block (10) is of a rectangular plate-shaped structure, the middle part of the limiting block is of a rectangular block-shaped structure, the upper part of the limiting block is of a plate-shaped structure with V-shaped grooves arranged on two side surfaces, and the limiting block (10) is connected with the sealing plate (13) in a sliding mode.

6. The end clamping type limiting and fixing tool for spline shaft machining according to claim 1, characterized in that: the sealing plate (13) is of a rectangular plate-shaped structure, a rectangular slotted hole is formed in the middle of the sealing plate (13), and threaded holes are formed in the front side and the rear side of the sealing plate (13) respectively.