CN212470759U

CN212470759U - Indexing device for drilling and processing flange plate

Info

Publication number: CN212470759U
Application number: CN202021024075.0U
Authority: CN
Inventors: 王思义
Original assignee: Chongqing Beihang Instrument Co ltd
Current assignee: Chongqing Beihang Instrument Co ltd
Priority date: 2020-06-07
Filing date: 2020-06-07
Publication date: 2021-02-05
Anticipated expiration: 2030-06-07

Abstract

The utility model belongs to the ring flange processing field, concretely relates to indexing means for drilling and processing of ring flange, the on-line screen storage device comprises a base, the round platform is installed at the top of base, three groups of flange disc fixtures are symmetrically installed at 120-degree included angle at the top of round platform, the flange disc fixtures are in a ladder structure, the outer wall of round platform is the same included angle and is provided with an inward-concave indexing hole, one side of round platform is provided with indexing means; the dividing device comprises a dividing piece, a positioning ring and a limiting rod, wherein the dividing piece is arranged on the upper surface of the base, the hollow positioning ring is fixed on the dividing piece, and the limiting rod is detachably connected inside the positioning ring; the indexing device is simple in structure and convenient to operate, and can quickly assist the whole drilling of the flange plate by matching with the indexing holes formed in the circular truncated cone, so that the production cost is reduced; the dividing device is of a simple mechanical structure, is stable to use, is not easy to damage and is convenient to maintain.

Description

Indexing device for drilling and processing flange plate

Technical Field

The utility model relates to a ring flange processing field, concretely relates to indexing means is used in ring flange drilling processing.

Background

The flange is called flange for short, and is only a general name, and usually refers to that several fixing holes are formed on the periphery of a metal body similar to a disc for connecting other things, and the flange needs to be drilled before use.

The prior art has the following problems:

1. when the flange plate is drilled, the indexing plate is used for searching the drilling position on the flange plate, the existing indexing plate needs to preset a program for indexing the flange plate, the use steps are complicated, the flange drilling cost is increased, and the defects exist;

2. the existing index plate has a complex structure, needs to be stopped for repair when a fault occurs, is difficult to be repaired by a common technician, and has inconvenience in repair and maintenance.

In order to solve the problem, the application provides an indexing device for drilling a flange plate.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a ring flange is indexing means for drilling processing has simple structure, the graduation is convenient, easy and simple to handle and low in use cost's characteristics.

(II) technical scheme

In order to solve the technical problem, the utility model provides an indexing device for drilling and processing of a flange plate, which comprises a base, wherein a circular table is installed at the top of the base, three groups of flange plate clamps are symmetrically installed at the top of the circular table at 120-degree included angles, the flange plate clamps are in a stepped structure, the outer wall of the circular table is provided with concave indexing holes at the same included angle, and one side of the circular table is provided with the indexing device;

the dividing device comprises a dividing piece, a positioning ring and a limiting rod, wherein the dividing piece is installed on the upper surface of the base, the hollow positioning ring is fixed on the dividing piece, the limiting rod is detachably connected inside the positioning ring, and one end of the limiting rod penetrating through the positioning ring is inserted into the inner wall of the dividing hole.

Preferably, the positioning ring mounted on the dividing member and the dividing hole are located in the same circle center.

Preferably, one end of the limiting rod penetrating into the indexing hole is matched with the specification of the concave cavity of the indexing hole.

Preferably, the outer wall cover of gag lever post is equipped with the stop cock, the inner wall of holding ring seted up with stop cock specification assorted spacing groove, the gag lever post with between the holding ring through the spacing groove with the stop cock is pegged graft fixedly.

Preferably, the index member is mounted on the upper surface of the base by bolts.

Preferably, the outer wall of the circular truncated cone is provided with six indexing holes at the same included angle;

or the outer wall of the circular truncated cone is provided with eight indexing holes at the same included angle.

The above technical scheme of the utility model has following profitable technological effect:

1. the indexing device is simple in structure and convenient to operate, and can quickly assist the whole drilling of the flange plate by matching with the indexing holes formed in the circular truncated cone, so that the production cost is reduced;

2. the dividing device is of a simple mechanical structure, is stable to use, is not easy to damage and is convenient to maintain.

Drawings

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

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

fig. 3 is a schematic structural view of the indexing device of the present invention;

fig. 4 is a schematic view of a second embodiment of the present invention.

Reference numerals:

1. a base; 2. a circular truncated cone; 3. a flange plate clamp; 4. indexing holes; 5. an indexing device; 51. an index member; 52. a positioning ring; 53. a limiting rod; 54. and a limiting bolt.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

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

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

as shown in fig. 1-3, the indexing device for drilling and processing a flange plate provided by the present invention comprises a base 1, wherein a circular table 2 is installed on the top of the base 1, the circular table 2 can rotate on the base 1 by 360 degrees, three sets of flange plate clamps 3 are symmetrically installed on the top of the circular table 2 at 120-degree included angles, the flange plate clamps 3 are in a stepped structure, the outer wall of the circular table 2 is provided with an inner concave indexing hole 4 at the same included angle, and one side of the circular table 2 is provided with an indexing device 5;

indexing means 5 includes graduation member 51, holding ring 52 and gag lever post 53, and graduation member 51 passes through the bolt fastening at the upper surface of base 1, is fixed with hollow holding ring 52 on the graduation member 51, and holding ring 52's inside can be dismantled and be connected with gag lever post 53, and gag lever post 53 runs through the one end grafting at the inner wall of index hole 4 of holding ring 52.

It should be noted that:

1. the positioning ring 52 arranged on the dividing piece 51 is positioned at the same circle center as the dividing hole 4; the positioning ring 52 and the indexing hole 4 which are positioned in the same circle center can penetrate into the limiting rod 53 for fixing and limiting, so that the circular truncated cone 2 is prevented from rotating on the base 1;

2. one end of the limiting rod 53 penetrating into the indexing hole 4 is matched with the specification of the concave containing cavity of the indexing hole 4; the specification of the front end of the limiting rod 53 is matched with the specification of the concave cavity of the indexing hole 4, the front end of the limiting rod 53 can be fixedly inserted into the cavity, the limiting rod 53 is connected with the indexing hole 4 to form a whole, the limiting of the circular truncated cone 2 can be realized, and the circular truncated cone 2 is prevented from rotating on the base 1.

In order to make the connecting stability between the limiting rod 53 and the positioning ring 52, further, the outer wall of the limiting rod 53 is sleeved with a limiting bolt 54, the inner wall of the positioning ring 52 is provided with a limiting groove matched with the specification of the limiting bolt 54, the limiting rod 53 and the positioning ring 52 are fixedly inserted into the limiting groove and the limiting bolt 54, after the limiting rod 53 is inserted into the positioning ring 52, the limiting bolt 54 is inserted into the limiting groove on the positioning ring 52, the limiting of the joint of the limiting rod 54 and the positioning ring 52 is realized, and the connecting stability between the limiting rod 53 and the positioning ring 52 is maintained.

In the embodiment, six indexing holes 4 are formed in the outer wall of the circular table 2 at the same included angle, the positions of the six indexing holes 4 correspond to positions to be drilled on a flange plate, when the hole drilling operation is performed, the flange plate is placed on the flange plate fixture 3 of the circular table 2, the limiting rod 53 is inserted into the positioning ring 52 of the indexing piece 51, the front end of the limiting rod 53 is directly inserted and fixed with a cavity of the indexing hole 4 in the circular table 2, the circular table 2 is limited in rotation, the limiting rod 53 is prevented from rotating, after one hole is drilled, the limiting rod 53 is drawn out, the indexing hole 4 is formed, after the circular table 2 rotates, the second indexing hole 4 corresponds to the position of the positioning ring 52, the limiting rod 53 is inserted into the indexing hole 4 again for secondary limiting, the operation is repeated until the drilling of the second flange plate is completed, the indexing device 5 is simple in structure and convenient to operate, and can rapidly assist the whole drilling of the flange plate by matching, the production cost is reduced, and the indexing device 5 is of a simple mechanical structure, is stable to use, is not easy to damage and is convenient to maintain.

Fig. 4 is a schematic view of a second embodiment of the present invention.

As shown in fig. 4, eight indexing holes 4 are formed in the outer wall of the circular truncated cone 2 at the same included angle.

In another embodiment, the eight indexing holes 4 are symmetrically arranged at included angles, correspond to the eight holes to be formed in the flange respectively, and are matched with the indexing device 5 to perform the limiting operation of the circular truncated cone 2 and assist the drilling operation of the flange.

In an optional embodiment, indexing holes 4 with the number of holes to be drilled in the flange are formed in the outer wall of the circular truncated cone 2 at the same included angle, and the flange is drilled by matching with an indexing device 5, so that the circular truncated cone is convenient to use.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The indexing device for drilling and machining the flange plate comprises a base (1), wherein a circular truncated cone (2) is installed at the top of the base (1), three groups of flange plate clamps (3) are symmetrically installed at the top of the circular truncated cone (2) at included angles of 120 degrees, and the flange plate clamps (3) are in a step structure, and is characterized in that concave indexing holes (4) are formed in the outer wall of the circular truncated cone (2) at the same included angle, and an indexing device (5) is arranged on one side of the circular truncated cone (2);

indexing means (5) include indexing member (51), holding ring (52) and gag lever post (53), indexing member (51) are installed the upper surface of base (1), be fixed with on indexing member (51) hollowly holding ring (52), the inside detachable connection of holding ring (52) has gag lever post (53), gag lever post (53) run through the one end of holding ring (52) is pegged graft the inner wall of index hole (4).

2. An indexing mechanism for drilling a flange plate according to claim 1, wherein the positioning ring (52) mounted on the indexing member (51) is concentric with the indexing hole (4).

3. The indexing device for drilling a flange plate according to claim 1, wherein one end of the limiting rod (53) penetrating into the indexing hole (4) is matched with the concave cavity of the indexing hole (4).

4. The indexing device for drilling a flange plate according to claim 1, wherein a limiting bolt (54) is sleeved on the outer wall of the limiting rod (53), a limiting groove matched with the limiting bolt (54) in specification is formed in the inner wall of the positioning ring (52), and the limiting rod (53) and the positioning ring (52) are fixedly inserted into the limiting bolt (54) through the limiting groove.

5. An indexing mechanism for drilling a flange according to claim 1, wherein the indexing member (51) is mounted on the upper surface of the base (1) by bolts.

6. The indexing device for drilling and machining a flange plate as claimed in claim 1, wherein the outer wall of the circular truncated cone (2) is provided with six indexing holes (4) at the same included angle;

or the outer wall of the circular truncated cone (2) is provided with eight indexing holes (4) with the same included angle.