CN219837476U

CN219837476U - Positioning device for processing slender shaft part

Info

Publication number: CN219837476U
Application number: CN202320929956.4U
Authority: CN
Inventors: 姜华; 杨艳秋
Original assignee: Xi'an Huahang Precision Machinery Manufacturing Co ltd
Current assignee: Xi'an Huahang Precision Machinery Manufacturing Co ltd
Priority date: 2023-04-23
Filing date: 2023-04-23
Publication date: 2023-10-17
Anticipated expiration: 2033-04-23

Abstract

The utility model provides a positioning device for processing slender shaft parts, which belongs to the technical field of part processing and comprises a processing device main body, a positioning device and a positioning device, wherein the processing device main body is used for processing parts; the mounting assembly is arranged on the processing device main body and can move on the processing device main body; the adjusting component is arranged on the mounting component and comprises a fixed plate and a rotating piece rotating on the fixed plate. The utility model has the beneficial effects that: the other end of the second connecting rod is rotationally connected with a rotating roller through a rotating shaft, the rotating roller is in contact with the part, friction between the rotating roller and the part can be reduced, so that indentation on the precise slender shaft part is reduced, in addition, the middle part of the second connecting rod is rotationally connected with a second mounting rod, the left end of the second mounting rod is fixed with the right side of the fixing plate, and when the rotating part is rotated, a plurality of second connecting rods are enabled to move simultaneously, and then the clamping assembly clamps slender shaft parts with different diameters.

Description

Positioning device for processing slender shaft part

Technical Field

The utility model belongs to the technical field of part machining, and particularly relates to a positioning device for machining slender shaft parts.

Background

An axis having a length to diameter ratio of greater than 25 is generally called an elongate axis. The parts are generally processed on a lathe, and due to the fact that rigidity is poor, under the action of cutting force, gravity and cutting heat during turning, the slender shaft is easy to bend and deform, so that the extending direction of the slender shaft and a path of a cutting device are not located on the same axis, accuracy of relative movement of the cutting device and the parts is damaged, the processed slender shaft is thick in the middle and thin in two heads, processing precision of the parts is seriously affected, and after bending deformation of the slender shaft is generated, positioning is affected, the processed parts are not high in precision, and the deformed slender shaft is processed into shapes which are not necessarily required by a process.

We have therefore proposed a positioning device for machining elongate shaft parts in order to solve the problems set out above.

It should be noted that the information disclosed in the background section of the present utility model is only for increasing the understanding of the general background of the present utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

The utility model provides a positioning device for processing slender shaft parts, which solves the problem that the slender shaft is easy to bend and deform under the actions of cutting force, gravity and cutting heat in the background art, so that the extending direction of the slender shaft and the path of a cutting device are not on the same axis.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a positioning device for processing slender shaft parts comprises a processing device main body and a positioning device, wherein the processing device main body is used for processing the parts;

the mounting assembly is arranged on the processing device main body and can move on the processing device main body;

the adjusting assembly is arranged on the mounting assembly and comprises a fixed plate and a rotating piece rotating on the fixed plate, and a limiting piece for limiting the rotating piece is arranged on the rotating piece;

the clamping assembly is arranged on the adjusting assembly and comprises a first mounting rod arranged on the rotating piece, a first connecting rod is movably connected to the first mounting rod, a second connecting rod is movably connected to the first connecting rod and is connected with the fixing plate through the second mounting rod, a rotating roller is arranged at one end, in contact with the part, of the second mounting rod, and when the rotating piece rotates, the second mounting rod can be adjusted.

Further, the installation component includes two moving parts, moving part and the interior bottom wall swing joint of mounting bracket.

Further, the tops of the two moving parts are both movably connected with moving parts, and the middle parts of the two moving parts are also connected with screw rods in a threaded manner.

Further, when the screw is rotated, the two movable members may be moved away from each other or moved close to each other.

Further, the adjusting assembly further comprises a mounting cylinder, and the fixing plate is mounted on the right side of the mounting cylinder.

Further, the number of the limiting pieces is four, and the four limiting pieces are equidistantly arranged along the circumferential direction of the rotating piece.

Further, the limiting piece is a bolt and is in threaded connection with the rotating piece.

Further, one end of the first connecting rod is hinged with one end of the second connecting rod.

Further, the rotating roller is movably mounted on the second connecting rod through a rotating shaft.

Further, the mounting cylinder and the fixing plate are both circular.

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

the other end of the second connecting rod is rotationally connected with a rotating roller through a rotating shaft, the rotating roller is in contact with the part, friction between the rotating roller and the part can be reduced, so that indentation on the precise slender shaft part is reduced, in addition, the middle part of the second connecting rod is rotationally connected with a second mounting rod, the left end of the second mounting rod is fixed with the right side of the fixed plate, and when the rotating part is rotated, a plurality of second connecting rods are enabled to move simultaneously, and then the clamping assembly clamps slender shaft parts with different diameters.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

fig. 1 is a schematic overall structure of an embodiment of the present utility model.

Fig. 2 is a schematic side view of a mounting assembly according to an embodiment of the present utility model.

Fig. 3 is a schematic perspective view of a clamping assembly according to an embodiment of the utility model.

In the figure: 1. a processing device main body; 11. a mounting frame; 12. a mounting member; 13. a work piece;

2. a mounting assembly; 21. a moving member; 22. a movable member; 23. a screw; 24. a mounting member;

3. an adjustment assembly; 31. a mounting cylinder; 32. a fixing plate; 33. a rotating member; 34. a limiting piece;

4. a clamping assembly; 41. a first mounting bar; 42. a first link; 43. a second link; 44. a second mounting bar; 45. and rotating the roller.

Detailed Description

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

Referring to fig. 1-3, the present utility model provides the following technical solutions: the utility model provides a positioner of processing slender axles part, includes processingequipment main part 1, is used for processing the part, and installation component 2 installs on processingequipment main part 1, and installation component 2 can remove on processingequipment main part 1, and installs adjusting part 3 on the installation component 2, and adjusting part 3 links to each other with clamping component 4, and clamping component 4 is used for carrying out the centre gripping to slender axles part, and can adjust the distance between the clamping component 4 through adjusting part 3, is used for the centre gripping slender axles part of different diameter sizes.

Referring to fig. 1, a machining apparatus main body 1 includes a mounting frame 11, a mounting member 12 is fixed to a left inner wall of the mounting frame 11, the mounting member 12 is used for mounting a part, a workpiece 13 is mounted to a right inner wall of the mounting frame 11, and the workpiece 13 is used for machining the part.

Referring to fig. 1 and 2, the mounting assembly 2 includes two moving members 21, the moving members 21 are movably connected with an inner bottom wall of the mounting frame 11, specifically, a sliding rail is mounted on the mounting frame 11, a bottom of the moving members 21 is slidably connected with the sliding rail on the mounting frame 11, so that the moving members 21 can move along the sliding rail, in addition, a moving member 22 is movably connected with a top of the moving members 21, in this embodiment, the moving members 21 are in a convex shape, the protruding portions of the moving members 21 are clamped at the tops of the moving members 22, so that the moving members 22 can slide at the tops of the moving members 21, a screw 23 is further connected with a middle of the two moving members 22 in a threaded manner, it is required to say that the screw 23 is provided with two sections of opposite threads, the two moving members 22 are respectively located at two sections of opposite threads of the screw 23, when the screw 23 is rotated, the two moving members 22 can be separated from or approach each other, and in addition, a mounting member 24 is fixed at the tops of the two moving members 22, in this embodiment, the shape of the mounting member 24 is in a circular arc shape.

Referring to fig. 2 and 3, the adjusting assembly 3 includes a mounting cylinder 31, the mounting cylinder 31 is located in the middle of two mounting members 24, when two mounting members 24 approach each other, the mounting cylinder 31 can be clamped, the mounting cylinder 31 is mounted, a fixing plate 32 is fixed at the right end of the mounting cylinder 31, the mounting cylinder 31 and the fixing plate 32 are all circular, so that a part can pass through a circular hole, a rotating member 33 is movably connected to the outer surface of the fixing plate 32, the rotating member 33 can rotate on the fixing plate 32, a limiting member 34 is further installed in the middle of the rotating member 33, in this embodiment, the number of limiting members 34 is four, and four limiting members 34 are equidistantly arranged along the circumferential direction of the rotating member 33, in other embodiments, the number of limiting members 34 can be one, three, five or more, and the limiting members 34 are bolts and are in threaded connection with the rotating member 33, when the limiting members 34 are rotated, the limiting members 34 move towards the fixing plate 32 until the limiting members 34 are contacted with the fixing plate 32, and the limiting members 33 are prevented from rotating.

Referring to fig. 3, the clamping assembly 4 includes at least three first mounting rods 41 fixed on the right side of the rotating member 33, in this embodiment, the number of the first mounting rods 41 is six, the outer surface of each first mounting rod 41 is movably connected with a first connecting rod 42, the other end of the first connecting rod 42 is hinged with a second connecting rod 43 through a hinge shaft, the other end of the second connecting rod 43 is rotatably connected with a rotating roller 45 through a rotating shaft, the rotating roller 45 contacts with a part, friction between the parts is reduced, thereby reducing an indentation generated on a precise slender shaft part, in addition, a second mounting rod 44 is rotatably connected in the middle of the second connecting rod 43, the left end of the second mounting rod 44 is fixed on the right side of the fixed plate 32, when the rotating member 33 is rotated, the plurality of second connecting rods 43 are simultaneously moved, and the clamping assembly 4 clamps slender shaft parts with different diameters.

In a specific working principle, a part of the slender shaft is placed between the mounting piece 12 and the clamping assembly 4, then the rotating piece 33 is rotated, the rotating piece 33 drives the second connecting rod 43 to move towards the part until the rotating roller 45 on the second connecting rod 43 contacts the part, then the limiting piece 34 is screwed, and the rotating piece 33 is limited, so that the positioning of the part is completed.

Claims

1. A positioning device for machining an elongated shaft component, comprising:

a machining device main body (1) for machining a part;

a mounting assembly (2) provided on the processing apparatus main body (1) and movable on the processing apparatus main body (1);

the adjusting assembly (3) is arranged on the mounting assembly (2) and comprises a fixed plate (32) and a rotating piece (33) rotating on the fixed plate (32), and a limiting piece (34) used for limiting the rotating piece (33) is arranged on the rotating piece;

clamping assembly (4), set up on adjusting part (3), including setting up first installation pole (41) on rotating piece (33), swing joint has first connecting rod (42) on first installation pole (41), swing joint has second connecting rod (43) on first connecting rod (42), second connecting rod (43) pass through second installation pole (44) with fixed plate (32) are connected second installation pole (44) are provided with rotation gyro wheel (45) with the one end of part contact, when rotating piece (33), can adjust the position of second installation pole (44).

2. A positioning device for machining elongated shaft parts as set forth in claim 1 wherein: the mounting assembly (2) comprises two moving parts (21), and the moving parts (21) are movably connected with the inner bottom wall of the mounting frame (11).

3. A positioning device for machining elongated shaft parts as set forth in claim 2 wherein: the tops of the two moving parts (21) are movably connected with moving parts (22), and the middle parts of the two moving parts (22) are also in threaded connection with screw rods (23).

4. A positioning device for machining an elongated shaft component as set forth in claim 3 wherein: the two movable pieces (22) are respectively positioned on two sections of opposite threads of the screw (23), and when the screw (23) is rotated, the two movable pieces (22) can be separated from each other or moved close to each other.

5. A positioning device for machining elongated shaft parts as set forth in claim 1 wherein: the adjusting assembly (3) further comprises a mounting cylinder (31), and the fixing plate (32) is mounted on the right side of the mounting cylinder (31).

6. A positioning device for machining elongated shaft parts as set forth in claim 1 wherein: the number of the limiting pieces (34) is four, and the four limiting pieces (34) are equidistantly arranged along the circumferential direction of the rotating piece (33).

7. The positioning device for machining elongated shaft parts according to claim 6, wherein: the limiting piece (34) is a bolt and is in threaded connection with the rotating piece (33).

8. A positioning device for machining elongated shaft parts as set forth in claim 1 wherein: one end of the first connecting rod (42) is hinged with one end of the second connecting rod (43).

9. A positioning device for machining elongated shaft parts as set forth in claim 1 wherein: the rotating roller (45) is movably arranged on the second connecting rod (43) through a rotating shaft.

10. A positioning device for machining elongated shaft parts as set forth in claim 5, wherein: the mounting cylinder (31) and the fixing plate (32) are circular.