CN214135017U

CN214135017U - Special fixture mechanism for special-shaped workpiece

Info

Publication number: CN214135017U
Application number: CN202023347243.2U
Authority: CN
Inventors: 孙应镇; 刘希猛
Original assignee: Jinan Fulite Machinery Technology Co ltd
Current assignee: Jinan Fulite Machinery Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-07
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a special fixture mechanism for a special-shaped workpiece, which relates to the technical field of numerical control drilling machines, and comprises a fixture body, an index plate, a screw locking clamping part, a plurality of drill jig devices, a positioning part and a special-shaped workpiece, wherein the fixture body and the screw locking clamping part are matched to clamp the special-shaped workpiece; compared with the prior art, the utility model discloses the beneficial effect who has does: through the clamp structure that sets up special-shaped workpiece, can accomplish the tight drilling of clamp to the different edges of this type of special-shaped workpiece, improved the machining efficiency to this type of special-shaped workpiece greatly, the machining precision is high, convenient operation, very practicality in production and processing.

Description

Special fixture mechanism for special-shaped workpiece

Technical Field

The utility model belongs to the technical field of the numerically-controlled drilling machine technique and specifically relates to a special fixture mechanism of dysmorphism work piece is related to.

Background

Along with the rapid development of the numerically-controlled drilling machine industry, numerically-controlled drilling machine replaces most radial drill and vertical drill gradually, machining efficiency has the promotion of matter, some anomalous special-shaped work pieces also come batch processing with numerically-controlled drilling machine gradually, for example instrument housing among the accessories, and middle part axial direction has the through-hole, its radial dissection face lower half is regular rectangle, the first half is the anomalous body of the take corner edge of bilateral symmetry, to this kind of different work piece, when all carry out drilling on its a plurality of faceted pebbles and add man-hour, often handle comparatively difficultly, generally need through with the help of other instruments or to different work piece's a plurality of edges processing of fixing a position in proper order, this kind of operating mode efficiency is very low, influence the processing progress, and cause the machining precision inaccurate because of workman's operation error problem.

SUMMERY OF THE UTILITY MODEL

In view of the defects in the prior art, the utility model aims to provide a special fixture mechanism for special-shaped workpieces.

In order to solve the technical problem, the utility model discloses a following technical scheme: the special-shaped workpiece drilling jig comprises a jig body, an index plate, a screw rod locking clamping portion, drilling jig devices, a positioning portion and a special-shaped workpiece, wherein a through hole is formed in the middle of the special-shaped workpiece in the axial direction, the lower half portion of a radial sectioning surface of the special-shaped workpiece is a regular rectangle, the upper half portion of the radial sectioning surface is an irregular body with corner edges which are symmetrical left and right, the jig body and the screw rod locking clamping portion are matched to clamp the special-shaped workpiece, the drilling jig devices are multiple in number and are arranged on the index plate, the index plate can enable the drilling jig devices to be arranged at a certain angle, and each drilling jig device can be aligned to a surface of the special-shaped workpiece needing drilling, so that the drilling of the special-shaped workpiece on different angular edge surfaces can be completed.

As a further improvement of the utility model, the fixture body comprises a support plate and a vertical plate, and the vertical plate is arranged on the support plate.

As a further improvement of the utility model, the graduated disk is partly for the arc limit, and partly is the multiangular edge, and wherein partly edge is parallel with the edge one-to-one of special-shaped workpiece, sets up a jig device on the faceted pebble of the graduated disk parallel with special-shaped workpiece edge respectively, the jig device aim at the faceted pebble of special-shaped workpiece to accomplish the drilling processing to special-shaped workpiece faceted pebble.

As a further improvement of the utility model, the jig device include jig cover, locking screw and jig plate, jig plate one end fix the graduated disk on, the jig cover for the centre open the T shape boss that has the through-hole, jig plate middle part position open the non-boss part that has through-hole and embedded jig cover, jig cover tip boss diameter be greater than above-mentioned through-hole to expose the jig plate upper surface, jig cover boss on be equipped with a step, above-mentioned step block with locking screw's head, locking screw's screwed part twist advance the jig plate on.

As a further improvement of the utility model, screw rod locking clamping part include lock handle, screw rod, lock nut, gasket and dog, the screw rod pass in proper order dog, anchor clamps body, graduated disk, special-shaped work piece and gasket, screw rod one end lock with lock nut, one end is locked with lock handle.

As a further improvement of the utility model, location portion include location bolt and location backing pin, location bolt and location backing pin be graduated disk fixed positioning the anchor clamps body on, location backing pin one end expose the surface of graduated disk after passing the graduated disk, the part that exposes of location backing pin blocks contact special-shaped workpiece to the completion is to the location of special-shaped workpiece.

Compared with the prior art, the utility model discloses the beneficial effect who has does: through the clamp structure that sets up special-shaped workpiece, can accomplish the tight drilling of clamp to the different edges of this type of special-shaped workpiece, improved the machining efficiency to this type of special-shaped workpiece greatly, the machining precision is high, convenient operation, very practicality in production and processing.

Drawings

The invention will be further described with reference to the accompanying drawings:

FIG. 1 is a schematic plane structure diagram of a special fixture mechanism for special-shaped workpieces according to the present invention;

FIG. 2 is a view taken along line A of FIG. 1;

FIG. 3 is a schematic view of a three-dimensional structure of a special fixture mechanism for special-shaped workpieces according to the present invention;

in the figure: the special-shaped drilling jig comprises a jig body 1, a vertical plate 11, a support plate 12, a dividing plate 2, a screw rod locking clamping part 3, a locking handle 31, a screw rod 32, a locking nut 33, a gasket 34, a stop block 35, a drilling jig device 4, a drilling jig sleeve 41, a locking screw 42, a drilling jig plate 43, a positioning part 5, a positioning bolt 51, a positioning stop pin 52 and a special-shaped workpiece 6.

Detailed Description

The present invention will be described in further detail with reference to the accompanying fig. 1-3.

The embodiment of the utility model discloses special fixture mechanism of special-shaped workpiece. Referring to fig. 1, a special fixture mechanism for a special-shaped workpiece comprises a fixture body 1, an index plate 2, a screw locking and clamping portion 3, a jig device 4, a positioning portion 5 and a special-shaped workpiece 6, wherein the fixture body 1 and the screw locking and clamping portion 3 are matched to clamp the special-shaped workpiece 6, the fixture mechanism comprises the fixture body 1, the index plate 2, the screw locking and clamping portion 3, the jig device 4, the positioning portion 5 and the special-shaped workpiece 6, a through hole is formed in the middle of the special-shaped workpiece 6 in the axial direction, the lower half part of the special-shaped workpiece in the radial splitting direction is a regular rectangle, the upper half part of the special-shaped workpiece is an irregular body with corner edges which are symmetrical left and right, the fixture body 1 and the screw locking and clamping portion 3 are matched to clamp the special-shaped workpiece 6, a plurality of jig devices 4 are arranged on the index plate 2, the index plate 2 can arrange the plurality of jig devices 4 at a certain angle, each drilling jig device 4 can be aligned to one surface of the special-shaped workpiece 6 to be drilled, so that the drilling of the special-shaped workpiece 6 on different angular edge surfaces can be completed.

The clamp body 1 comprises a support plate 11 and a vertical plate 12, wherein the vertical plate 12 is vertically arranged on the support plate 11; one part of the index plate 2 is an arc-shaped edge, the other part of the index plate is a polygonal edge, one part of the edge is parallel to the edge of the special-shaped workpiece 6 in a one-to-one correspondence mode, a drill jig device 4 is arranged on the edge surface of the index plate 2 parallel to the edge of the special-shaped workpiece 6 respectively, and the drill jig device 4 is aligned to the edge surface of the special-shaped workpiece 6 so as to complete drilling processing of the edge surface of the special-shaped workpiece 6. The indexing disc 2 is fixed on the vertical plate 12 through a positioning bolt 51 and a positioning stop pin 52, the vertical plate 12 and a through hole with coincident central axis of the indexing disc 2, the irregular workpiece 6 is also provided with an opening with a U-shaped groove, the screw 32 sequentially passes through the vertical plate 12, the through hole of the indexing disc 2 and one end of the concave groove of the irregular workpiece 6 and is locked by a locking nut 33, one end of the screw is locked by a locking handle 31, a gasket 34 is arranged between the locking nut 33 and the irregular workpiece 6, and a stop block 35 is arranged between the locking handle 31 and the vertical plate 12. The drill jig device 4 comprises a drill jig sleeve 41, a locking screw 42 and a drill jig plate 43, one end of the drill jig plate 43 is fixed on the dividing plate 2, the drill jig sleeve 41 is a T-shaped boss with a through hole in the middle, the middle of the drill jig plate 43 is provided with a through hole and a non-boss part embedded with the drill jig sleeve 41, the diameter of the boss at the end part of the drill jig sleeve 41 is larger than that of the through hole and exposes out of the upper surface of the drill jig plate 43, the boss of the drill jig sleeve 41 is provided with a step, the step is clamped by the head of the locking screw 42, and the thread part of the locking screw 42 is screwed into the drill jig plate 43. One end of the positioning stop pin 52 penetrates through the indexing disc 2 and then is exposed out of the surface of the indexing disc 2, and the exposed part of the positioning stop pin 52 is in blocking contact with the special-shaped workpiece 6, so that the special-shaped workpiece 6 is positioned.

The embodiment of the utility model provides a numerical control bores pipe floating support device's implementation principle does: when in work, the dividing disc 2 corresponding to the different-row work piece 6 is fixed on the vertical plate 12 of the clamp body 1 through the positioning bolt 51 and the positioning stop pin 52, in addition, when one end surface of the different-row workpiece 6 is tightly attached to the dividing disc 2 and the different-row workpiece 6 is tightly attached to the dividing disc 2, the edge of the different-row workpiece 6 is parallel to the edge of the dividing disc 2, after the vertical plate 12, the index plate 2 and the different-row workpiece 6 are tightly attached, a screw 32 penetrates through a through hole in the middle of the vertical plate, two ends of the screw 32 are respectively locked by a locking nut 33 and a locking handle 31, during locking, the edge of the special-shaped workpiece 6 is in contact with the positioning stop pin 52 so as to accurately position the installation position of the special-shaped workpiece 6, the drill jig devices 4 are installed and fixed on two or more edge surfaces on the index plate 2, and the drill jig sleeves 41 on the drill jig devices 4 are vertically aligned with the edge surfaces of the special-shaped workpiece 6 so as to be matched with a drill to complete machining of the edge surfaces of the special-shaped workpiece 6.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 in specific cases to those skilled in the art. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only, not by way of limitation, since other embodiments will become apparent to those skilled in the art upon consideration of the following detailed description of the invention without any creative effort.

Claims

1. The utility model provides a special fixture mechanism of dysmorphism work piece which characterized in that: comprises a clamp body (1), an index plate (2), a screw rod locking clamping part (3), a drill jig device (4), a positioning part (5) and a special-shaped workpiece (6), wherein the middle part of the special-shaped workpiece (6) is provided with a through hole along the axial direction, the lower half part of the radial section is a regular rectangle, the upper half part is an irregular body with corner edges which are symmetrical left and right, the clamp body (1) and the screw locking clamping part (3) are matched to clamp the special-shaped workpiece (6), a plurality of drill jig devices (4) are provided, and is arranged on the index plate (2), the index plate (2) can arrange a plurality of drilling jig devices (4) at a certain angle, each drilling jig device (4) can be aligned to one surface of the special-shaped workpiece (6) to be drilled, thereby completing the drilling processing of the special-shaped workpiece (6) on different angle edge surfaces.

2. The special fixture mechanism for the special-shaped workpiece as claimed in claim 1, characterized in that: the clamp body (1) comprises a support plate (11) and a vertical plate (12), wherein the vertical plate (12) is vertically arranged on the support plate (11).

3. The special fixture mechanism for the special-shaped workpiece as claimed in claim 1, characterized in that: one part of the index plate (2) is an arc-shaped edge, the other part of the index plate is a multi-angle edge, one part of the edge is parallel to the edge of the special-shaped workpiece (6) needing drilling one by one, a drill jig device (4) is arranged on the edge surface of the index plate (2) parallel to the edge of the special-shaped workpiece (6) respectively, and the drill jig device (4) is aligned to the edge surface of the special-shaped workpiece (6) to complete drilling of the edge surface of the special-shaped workpiece (6).

4. The special fixture mechanism for the special-shaped workpiece as claimed in claim 1, characterized in that: the drill jig device (4) comprises a drill jig sleeve (41), a locking screw (42) and a drill jig plate (43), one end of the drill jig plate (43) is fixed on the dividing plate (2), the drill jig sleeve (41) is a T-shaped boss with a through hole in the middle, the middle of the drill jig plate (43) is provided with a non-boss part with the through hole and the drill jig sleeve (41) embedded therein, the diameter of the boss at the end part of the drill jig sleeve (41) is larger than that of the through hole and exposes the upper surface of the drill jig plate (43), the boss of the drill jig sleeve (41) is provided with a step, the step is clamped by the head of the locking screw (42), and the thread part of the locking screw (42) is screwed into the drill jig plate (43).

5. The special fixture mechanism for the special-shaped workpiece as claimed in claim 1, characterized in that: the screw rod locking and clamping part (3) comprises a locking handle (31), a screw rod (32), a locking nut (33), a gasket (34) and a stop block (35), wherein the screw rod (32) sequentially penetrates through the stop block (35), the clamp body (1), the dividing disc (2), the special-shaped workpiece (6) and the gasket (34), one end of the screw rod (32) is locked by the locking nut (33), and the other end of the screw rod is locked by the locking handle (31).

6. The special fixture mechanism for the special-shaped workpiece as claimed in claim 1, characterized in that: the positioning portion (5) comprises a positioning plug pin (51) and a positioning stop pin (52), the indexing disc (2) is fixedly positioned on the clamp body (1) through the positioning plug pin (51) and the positioning stop pin (52), one end of the positioning stop pin (52) penetrates through the indexing disc (2) and then is exposed out of the surface of the indexing disc (2), and the exposed part of the positioning stop pin (52) is prevented from contacting the special-shaped workpiece (6) so as to position the special-shaped workpiece (6).