CN214444854U - Shaft punching and tapping tool - Google Patents

Abstract

The utility model discloses an axle tapping frock of punching belongs to machining technical field, and this frock includes bearing plate, locating plate, clamp plate and pneumatic cylinder, wherein: two bearing plates are symmetrically and vertically installed on a machine tool, a positioning plate is arranged on an installation table of the bearing plates, a plurality of inner arc grooves are symmetrically arranged on the positioning plate, a plurality of outer arc grooves are symmetrically arranged on a clamping plate, the outer arc grooves and the inner arc grooves are matched to work and are used for clamping a shaft piece, a telescopic shaft of a hydraulic cylinder sequentially penetrates through an inner shaft hole and an outer shaft hole, and the front and back movement of the telescopic shaft can drive the clamping plate to move back and forth. The utility model discloses a pneumatic cylinder drive drives the clamp plate back-and-forth movement through the telescopic shaft of pneumatic cylinder, recycles reliable, the safe centre gripping of outer arc groove and inner arc groove, fixed axle spare, can conveniently punch the tapping operation by fixed axle spare, and this frock can fix a position fast, step up axle type work piece, and positioning process is simple, easy operation, strong adaptability.

Description

Shaft punching and tapping tool

Technical Field

The utility model belongs to the technical field of machining, especially, relate to an axle tapping frock of punching.

Background

"tapping" means screwing the tap with a certain torque into the bottom hole to be drilled to form an internal thread. During a particular operation, the workpiece should be held at a particular angle to achieve high precision machining. The existing shaft punching and tapping tool mostly adopts a vice, the clamping process is complicated, the operation is inconvenient, and meanwhile, the clamping state is unstable and the vertical state of a workpiece is difficult to keep. How to fast centre gripping, location axle type work piece, convenient punching, tapping operation become actual processing difficult problem, consequently need design a special frock to realize functions such as quick location, fixed of axle type part.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an axle tapping frock of punching adopts the pneumatic cylinder drive, and the telescopic shaft through the pneumatic cylinder drives the clamp plate back-and-forth movement, recycles reliable, safe centre gripping, the fixed axle in outer arc groove and interior arc groove, can conveniently punch the tapping operation by fixed axle, and this frock can fix a position fast, step up axle type work piece, and positioning process is simple, easy operation, and strong adaptability has wide application prospect.

The utility model adopts the following technical scheme:

the utility model provides an axle tapping frock that punches, includes bearing plate, locating plate, clamp plate and pneumatic cylinder, wherein: the two bearing plates are symmetrically and vertically arranged on the machine tool, and one side of each bearing plate is provided with an installation platform; the positioning plate is arranged on the mounting table, a plurality of inner arc grooves are symmetrically arranged on the positioning plate, a plurality of mounting holes for mounting the hydraulic cylinder are formed in the bottom of each inner arc groove, and an inner shaft hole is formed between every two adjacent inner arc grooves; the clamping plate is symmetrically provided with a plurality of outer arc grooves, an outer shaft hole is formed between every two adjacent outer arc grooves, the outer arc grooves and the inner arc grooves work in a matched mode to clamp a shaft piece, and the outer shaft hole and the inner shaft hole are arranged coaxially; the cylinder body of pneumatic cylinder is installed at the locating plate dorsal part, and the telescopic shaft of pneumatic cylinder passes interior shaft hole and outer shaft hole in proper order, and the end of telescopic shaft is provided with stop nut, and the back-and-forth movement of telescopic shaft can drive the clamp plate back-and-forth movement.

Preferably, one side of bearing plate is provided with a plurality of connection holes, the peripheral symmetry of locating plate is provided with a plurality of connection outer holes, connect the hole and be connected outer hole symmetrical arrangement, and realize connecting through the screw.

Preferably, the device further comprises a guide rod for guiding the clamping plate to move, a threaded section is arranged at one end of the guide rod, a screw head is arranged at the other end of the guide rod, the threaded section is installed in a threaded hole in the positioning plate, and a polished rod end of the guide rod is sleeved in a through hole of the clamping plate.

The utility model discloses an axle tapping frock of punching has following beneficial effect:

the bearing plate of this frock can the detachable installation on the lathe, the locating plate sets up on the mount table of bearing plate with vertical direction, the symmetry is provided with a plurality of inner arc grooves on the locating plate, a plurality of outer arc grooves have been seted up to the symmetry on the clamp plate, outer arc groove and inner arc groove cooperation work are used for the clamping axle spare, and keep the axle spare to be vertical state, the telescopic shaft of pneumatic cylinder passes interior shaft hole and outer shaft hole in proper order, the back-and-forth movement of telescopic shaft can drive the clamp plate back-and-forth movement, this scheme adopts the pneumatic cylinder drive, the telescopic shaft through the pneumatic cylinder drives the clamp plate back-and-forth movement, it is reliable with inner arc groove to recycle outer arc groove, safe centre gripping, fixed axle spare, the axle spare that is fixed can conveniently punch the tapping operation, this frock can fix a position fast, step up axle type work piece, positioning process is simple, easy operation, strong adaptability.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings required for the embodiments will be briefly described below, and obviously, the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the positioning plate of the present invention;

fig. 3 is a schematic diagram of a clamping plate structure of the present invention;

FIG. 4 is a schematic view of the positioning plate of the present invention;

fig. 5 is a schematic structural view of the hydraulic cylinder of the present invention;

fig. 6 is a schematic view of the structure of the guide rod of the present invention.

The device comprises a bearing plate 1, a mounting table 101, a connecting inner hole 102, a positioning plate 2, an inner arc groove 201, a mounting hole 202, an inner shaft hole 203, an inner shaft hole 204, a connecting outer hole 3, a clamping plate 301, an outer arc groove 302, an outer shaft hole 4, a hydraulic cylinder 401, a cylinder body 402, a telescopic shaft 403, a limit nut 403, a guide rod 5, a thread section 501 and a screw head 502.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those 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 referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. 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, "a plurality" means two or more unless otherwise specified.

The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 6, the shaft punching and tapping tool comprises two bearing plates 1, a positioning plate 2, a clamping plate 3 and a hydraulic cylinder 4, in this embodiment, the two bearing plates 1 are symmetrically and vertically mounted on a machine tool, and a mounting table 101 is arranged on one side of each bearing plate 1; locating plate 2 sets up on mount table 1 with vertical state, the symmetry is provided with 6 inner arc grooves 201 on locating plate 2, the equidistance is arranged between inner arc groove 201, 2 mounting holes 202 that are used for installing pneumatic cylinder 4 have been seted up to the bottom of every inner arc groove 201, casing or the frame of pneumatic cylinder 4 can pass through screw or bolt fastening in mounting hole 202, inner shaft hole 203 has been seted up at the middle part of adjacent inner arc groove 201, still dispose 3 clamp plate 3, 2 outer arc groove 301 have been seted up to the symmetry on every clamp plate 3, outer shaft hole 302 has been seted up between the adjacent outer arc groove 301, outer shaft hole 302 is located the middle part position, outer arc groove 301 is as interior semicircle groove, inner arc groove 201 is as outer semicircle groove, the work of mutually supporting, reduce the clearance with the centre gripping axle piece through pneumatic cylinder 4, keep axle class work piece as vertical state, make things convenient for vertical punching or tapping.

In this embodiment, the outer shaft hole 302 and the inner shaft hole 203 are coaxially arranged, the cylinder body 401 of the hydraulic cylinder 4 is installed on the back side of the positioning plate 2, the telescopic shaft 402 of the hydraulic cylinder 4 sequentially penetrates through the inner shaft hole 203 and the outer shaft hole 302, the tail end of the telescopic shaft 402 is provided with the limit nut 403, the front and back movement of the telescopic shaft 402 can drive the clamping plate 3 to move back and forth, specifically, the outer shaft hole 302 and the telescopic shaft 402 are in clearance or transition fit, and the inner shaft hole 203 and the telescopic shaft 402 are in transition or interference fit.

It should be noted that one side of the bearing plate 1 is provided with 2 connection inner holes 102, the periphery of the positioning plate 2 is symmetrically provided with 4 connection outer holes 204, and the connection inner holes 102 and the connection outer holes 204 are symmetrically arranged and connected by screws.

It should be further noted that fig. 6 further includes a guide rod 5 for guiding the movement of the clamping plates 3, one end of the guide rod 5 is provided with a threaded section 501, the other end of the guide rod 5 is provided with a threaded head 502, the threaded section 501 is installed in a threaded hole on the positioning plate 2, a polished rod end of the guide rod 5 is sleeved in a through hole of the clamping plate 3, and in the figure, each clamping plate 3 includes two guide rods 5, namely a left guide rod 5 and a right guide rod 5, for guiding the movement, so as to avoid movement interference. During specific work, firstly, the hydraulic cylinder 4 is controlled to extend out of the telescopic shaft 402 to drive the clamping plate 3 to be away from the positioning plate 2, secondly, the shaft workpiece is placed into the inner arc groove 201, and the hydraulic cylinder 4 is controlled again to withdraw the telescopic shaft 402 to drive the clamping plate 3 to be close to the positioning plate 2 until the shaft workpiece is vertically fixed.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (3)

1. The utility model provides an axle tapping frock that punches, its characterized in that includes bearing plate (1), locating plate (2), clamp plate (3) and pneumatic cylinder (4), wherein:

the two bearing plates (1) are symmetrically and vertically arranged on the machine tool, and one side of each bearing plate (1) is provided with an installation platform (101);

the positioning plate (2) is arranged on the mounting table (101), a plurality of inner arc grooves (201) are symmetrically arranged on the positioning plate (2), a plurality of mounting holes (202) for mounting the hydraulic cylinder (4) are formed in the bottom of each inner arc groove (201), and an inner shaft hole (203) is formed between every two adjacent inner arc grooves (201);

the clamping plate (3) is symmetrically provided with a plurality of outer arc grooves (301), an outer shaft hole (302) is formed between every two adjacent outer arc grooves (301), the outer arc grooves (301) and the inner arc grooves (201) are matched to work for clamping a shaft piece, and the outer shaft hole (302) and the inner shaft hole (203) are coaxially arranged;

the clamping device is characterized in that a cylinder body (401) of the hydraulic cylinder (4) is installed on the back side of the positioning plate (2), a telescopic shaft (402) of the hydraulic cylinder (4) sequentially penetrates through an inner shaft hole (203) and an outer shaft hole (302), a limiting nut (403) is arranged at the tail end of the telescopic shaft (402), and the clamping plate (3) can be driven to move back and forth by the back and forth movement of the telescopic shaft (402).

2. The shaft punching and tapping tool according to claim 1, wherein a plurality of connecting inner holes (102) are formed in one side of the bearing plate (1), a plurality of connecting outer holes (204) are symmetrically formed in the periphery of the positioning plate (2), and the connecting inner holes (102) and the connecting outer holes (204) are symmetrically arranged and connected through screws.

3. The shaft punching and tapping tool according to claim 1, further comprising a guide rod (5) for guiding the movement of the clamping plate (3), wherein a threaded section (501) is arranged at one end of the guide rod (5), a screw head (502) is arranged at the other end of the guide rod (5), the threaded section (501) is installed in a threaded hole in the positioning plate (2), and a polished rod end of the guide rod (5) is sleeved in a through hole of the clamping plate (3).

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