CN213196532U

CN213196532U - Special jig for processing shaft core assembly

Info

Publication number: CN213196532U
Application number: CN202022146724.0U
Authority: CN
Inventors: 钱峰
Original assignee: Suzhou Changqi Precision Machinery Co ltd
Current assignee: Suzhou Changqi Precision Machinery Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-05-14
Anticipated expiration: 2030-09-27

Abstract

The utility model provides a special tool is used in processing of axle core subassembly, includes: the adjusting rod and the screw rod are arranged inside the shaft rod, and the adjusting rod is arranged at the upper end part of the screw rod; the limiting ring is arranged at the upper end part of the shaft rod; the chuck is provided with three and align to grid and sets up on the spacing ring, the lower tip of chuck is articulated with the spacing ring. The special jig for processing the shaft core assembly has simple structural design and is easy to manufacture and use; the shaft lever of the jig is arranged in a square shape, so that the jig is convenient to clamp, and the position is easy to find when a groove or a skylight is machined; the clamping head can be adjusted by rotating the handle, and the shaft core is clamped or loosened, so that the operation is convenient and fast.

Description

Special jig for processing shaft core assembly

Technical Field

The utility model belongs to the technical field of machining tool, specifically, relate to a special tool is used in processing of axle assembly spare.

Background

When the shaft is machined, the direct machining of the positions such as a groove or a skylight on the shaft is difficult, the machining precision and the surface quality are difficult to ensure, and therefore, a special clamp is required to be used for temporary clamping during machining, the machining is convenient, and the machining efficiency is improved.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at providing a special jig for processing a shaft core assembly, which has simple structural design and easy manufacture and use; the shaft lever of the jig is arranged in a square shape, so that the jig is convenient to clamp, and the position is easy to find when a groove or a skylight is machined; the clamping head can be adjusted by rotating the handle, and the shaft core is clamped or loosened, so that the operation is convenient and fast.

The technical scheme is as follows: the utility model provides a special tool is used in processing of axle assembly spare, include: the adjusting rod and the screw rod are arranged inside the shaft rod, and the adjusting rod is arranged at the upper end part of the screw rod; the limiting ring is arranged at the upper end part of the shaft rod; the chuck is provided with three and align to grid and sets up on the spacing ring, the lower tip of chuck is articulated with the spacing ring. The special jig for processing the shaft core assembly has simple structural design and is easy to manufacture and use; the shaft lever of the jig is arranged in a square shape, so that the jig is convenient to clamp, and the position is easy to find when a groove or a skylight is machined; the clamping head can be adjusted by rotating the handle, and the shaft core is clamped or loosened, so that the operation is convenient and fast.

Further, the section of the shaft rod is rectangular; a through hole is formed in the shaft lever, and a plurality of first guide grooves are formed in the inner wall of the upper end part of the through hole; the inner wall of the through hole is provided with an inward annular first limiting protrusion, and the first limiting protrusion is arranged at the lower end part of the first guide groove. The outer surface cross-section of axostylus axostyle sets up to the rectangle, conveniently clamps on lathe or other processing equipment, and adds man-hour, can be according to the accurate processing position of confirming axle center groove or skylight in plane.

Furthermore, foretell special tool is used in processing of axle core subassembly, be provided with a plurality of first guide rails on adjusting the pole outer wall, just first guide rail is connected with the cooperation of first guide slot. The adjusting rod can move up and down stably along the length direction of the shaft lever.

Furthermore, the special jig for processing the shaft core assembly is characterized in that the limiting ring is externally provided with three bayonets along the circumference, and the lower end part of the chuck is hinged with the bayonets. The structure design is simple, and the manufacture and the use are easy.

Further, the special jig for processing the shaft core assembly is characterized in that a clamping tongue is arranged at the upper end of the adjusting rod, and the clamping tongue is disc-shaped; the middle part of the chuck is provided with a clamping groove, and the clamping groove is connected with the clamping tongue in a matching way. The clamping tongue moves up and down under the driving of the adjusting rod, so that the chuck is driven to rotate along the hinged part, and the opening and closing of the chuck are realized.

Furthermore, the special jig for processing the shaft core assembly is characterized in that a threaded hole is formed in the lower end of the adjusting rod, and the upper end of the screw rod is connected with the threaded hole in a matched mode. The adjusting rod can be adjusted through the matching of the screw rod and the threaded hole, so that the adjusting rod moves up and down.

Furthermore, foretell special tool is used in processing of axle core subassembly, the tip is provided with the spacing protruding of second along the circumference outside under the screw rod, the spacing protruding lower part that sets up at first spacing protruding of second. The screw is limited by the second limiting protrusion.

Further, the special jig for processing the shaft core assembly is characterized in that an end cover is arranged at the lower end part of the shaft rod; the lower end part of the second limiting protrusion is provided with a connecting rod, and the lower end part of the connecting rod penetrates out of the end cover to be provided with a handle. The screw rod is rotated by rotating the handle, so that the adjusting rod is adjusted.

Further, according to the special jig for processing the shaft core assembly, the screw is sleeved with the first plane bearing, and the first plane bearing is arranged between the first limiting protrusion and the second limiting protrusion; a second plane bearing is sleeved on the connecting rod and arranged between the second limiting protrusion and the end cover. The plane bearing is convenient to adjust.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: the special jig for processing the shaft core assembly has simple structural design and is easy to manufacture and use; the shaft lever of the jig is arranged in a square shape, so that the jig is convenient to clamp, and the position is easy to find when a groove or a skylight is machined; the clamping head can be adjusted by rotating the handle, and the shaft core is clamped or loosened, so that the clamping device is convenient to operate and has high popularization value.

Drawings

Fig. 1 is a schematic structural view of the special jig for processing the shaft core assembly of the present invention;

fig. 2 is a schematic structural view of the chuck of the present invention;

fig. 3 is a schematic structural view of the stop collar of the present invention.

In the figure: the device comprises a shaft rod 1, a through hole 11, a first guide groove 12, a first limiting protrusion 13, an end cover 14, a limiting ring 2, a bayonet 21, a chuck 3, a clamping groove 31, an adjusting rod 4, a first guide rail clamping tongue 41, a threaded hole 43, a screw rod 5, a second limiting protrusion 51, a connecting rod 52, a handle 53, a first plane bearing 54 and a second plane bearing 55.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

The special jig for processing the shaft core assembly shown in fig. 1 to 3 comprises: the adjustable shaft comprises a shaft rod 1, a limiting ring 2, a chuck 3, an adjusting rod 4 and a screw 5, wherein the adjusting rod 4 and the screw 5 are arranged inside the shaft rod 1, and the adjusting rod 4 is arranged at the upper end part of the screw 5; the limiting ring 2 is arranged at the upper end part of the shaft lever 1; the chuck 3 is provided with three and is arranged on the spacing ring 2 evenly, the lower tip of chuck 3 is articulated with the spacing ring 2. The section of the shaft lever 1 is rectangular; a through hole 11 is formed in the shaft lever 1, and a plurality of first guide grooves 12 are formed in the inner wall of the upper end part of the through hole 11; an inward annular first limiting protrusion 13 is arranged on the inner wall of the through hole 11, and the first limiting protrusion 13 is arranged at the lower end of the first guide groove 12. A plurality of first guide rails 41 are arranged on the outer wall of the adjusting rod 4, and the first guide rails 41 are connected with the first guide grooves 12 in a matching manner. The limiting ring 2 is provided with three bayonets 21 along the circumference, and the lower end of the chuck 3 is hinged with the bayonets 21. The upper end part of the adjusting rod 4 is provided with a clamping tongue 42, and the clamping tongue 42 is disc-shaped; the middle part of the chuck 3 is provided with a clamping groove 31, and the clamping groove 31 is connected with a clamping tongue 42 in a matching way. The lower end part of the adjusting rod 4 is provided with a threaded hole 43, and the upper end part of the screw rod 5 is matched and connected with the threaded hole 43. The lower end of the screw rod 5 is provided with a second limiting protrusion 51 along the circumferential direction, and the second limiting protrusion 51 is arranged at the lower part of the first limiting protrusion 13. The lower end part of the shaft lever 1 is provided with an end cover 14; the lower end of the second limit protrusion 51 is provided with a connecting rod 52, and the lower end of the connecting rod 52 penetrates through the end cover 14 to be provided with a handle 53. The screw 5 is sleeved with a first plane bearing 54, and the first plane bearing 54 is arranged between the first limiting protrusion 13 and the second limiting protrusion 51; the connecting rod 52 is sleeved with a second plane bearing 55, and the second plane bearing 55 is arranged between the second limiting protrusion 51 and the end cover 14.

In operation, based on the above structural basis, as shown in fig. 1-3, in use, the shaft core is placed between the chucks 3; the handle 53 is rotated in the positive direction, the screw rod 5 is driven to rotate through the connecting rod 52 and the second limiting protrusion 51, and the adjusting rod 4 moves downwards along the first guide groove 12 through the matching of the screw rod and the threaded hole 43, so that the clamping tongue 42 is driven to move downwards, the chuck 3 is driven to rotate along the hinged position of the chuck 3 and the limiting ring 2, and the shaft core is clamped; after clamping, the shaft lever 1 is clamped on a clamp of a lathe or other processing equipment, and then processing can be carried out.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a special tool is used in processing of axle core subassembly which characterized in that includes: the adjustable clamp comprises a shaft lever (1), a limiting ring (2), a chuck (3), an adjusting rod (4) and a screw (5), wherein the adjusting rod (4) and the screw (5) are arranged inside the shaft lever (1), and the adjusting rod (4) is arranged at the upper end part of the screw (5); the limiting ring (2) is arranged at the upper end part of the shaft lever (1); the chuck (3) is provided with three and is arranged on the limit ring (2) in an even arrangement manner, and the lower end part of the chuck (3) is hinged with the limit ring (2).

2. The special tool for processing the shaft core assembly according to claim 1, wherein the cross section of the shaft rod (1) is rectangular; a through hole (11) is formed in the shaft lever (1), and a plurality of first guide grooves (12) are formed in the inner wall of the upper end of the through hole (11); an inward annular first limiting protrusion (13) is arranged on the inner wall of the through hole (11), and the first limiting protrusion (13) is arranged at the lower end part of the first guide groove (12).

3. The special jig for processing the shaft core assembly according to claim 2, wherein a plurality of first guide rails (41) are arranged on the outer wall of the adjusting rod (4), and the first guide rails (41) are connected with the first guide grooves (12) in a matching manner.

4. The special jig for machining the shaft core assembly according to claim 3, wherein the limiting ring (2) is provided with three bayonets (21) along the circumferential direction, and the lower end portion of the chuck (3) is hinged to the bayonets (21).

5. The special jig for processing the shaft core assembly according to claim 4, wherein a clamping tongue (42) is arranged at the upper end part of the adjusting rod (4), and the clamping tongue (42) is disc-shaped; the middle part of the chuck (3) is provided with a clamping groove (31), and the clamping groove (31) is connected with the clamping tongue (42) in a matching way.

6. The special jig for machining the shaft core assembly according to claim 5 is characterized in that a threaded hole (43) is formed in the lower end portion of the adjusting rod (4), and the upper end portion of the screw rod (5) is connected with the threaded hole (43) in a matched mode.

7. The special jig for machining the shaft core assembly according to claim 6, wherein a second limiting protrusion (51) is arranged at the lower end of the screw rod (5) along the circumference, and the second limiting protrusion (51) is arranged at the lower part of the first limiting protrusion (13).

8. The special tool for processing the shaft core assembly according to claim 7, wherein an end cover (14) is arranged at the lower end part of the shaft rod (1); the lower end part of the second limiting protrusion (51) is provided with a connecting rod (52), and the lower end part of the connecting rod (52) penetrates through the end cover (14) to be provided with a handle (53).

9. The special jig for processing the shaft core assembly according to claim 8, wherein a first plane bearing (54) is sleeved on the screw rod (5), and the first plane bearing (54) is arranged between the first limiting protrusion (13) and the second limiting protrusion (51); a second plane bearing (55) is sleeved on the connecting rod (52), and the second plane bearing (55) is arranged between the second limiting protrusion (51) and the end cover (14).