CN211277556U

CN211277556U - Bearing inner race drilling pre-positioning device

Info

Publication number: CN211277556U
Application number: CN201921654164.0U
Authority: CN
Inventors: 王继阳
Original assignee: Zhejiang Pinuo Machinery Co ltd
Current assignee: Zhejiang Pinuo Machinery Co ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-08-18
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a bearing inner race drilling pre-positioning device, including base, the support column of setting on the base and the drilling machine main part of setting on the support column, the fixed drill bit that sets up in the drilling machine main part, the position is equipped with bearing inner race location frock under the drill bit, bearing inner race location frock below is equipped with drilling location frock, bearing inner race location frock and drilling location frock are all fixed to be set up on the base. The utility model has the advantages that: the bearing outer ring is positioned through the bearing outer ring positioning tool arranged on the base, and the position after pre-drilling is positioned through the drilling positioning tool arranged on the base, so that the relative position pre-drilling is performed on the bearing outer ring, and the processing precision and the processing efficiency of drilling are improved.

Description

Bearing inner race drilling pre-positioning device

Technical Field

The utility model relates to a machining equipment technical field, concretely relates to bearing inner race drilling prepositioning device.

Background

Bearing inner race generally need drill hole in its symmetric position department for it is fixed and for the inside filling lubricating oil usefulness of bearing between the bearing frame, generally all need carry out the predrilled locating hole before the surface of revolution drills, at last carries out the finish drilling, but does not set up the equipment that dedicated equipment carries out the predrilled locating hole among the prior art at present, consequently leads to the drilling position to have certain error, influences the installation positioning work of follow-up bearing.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that exists among the prior art, the utility model provides a bearing inner race drilling prepositioning device rational in infrastructure.

The technical scheme of the utility model as follows:

the utility model provides a bearing inner race drilling pre-positioning device, its characterized in that, includes the base, sets up support column on the base and sets up the drilling machine main part on the support column, the fixed drill bit that sets up in the drilling machine main part, the position is equipped with bearing inner race location frock under the drill bit, bearing inner race location frock below is equipped with drilling location frock, bearing inner race location frock and drilling location frock are all fixed the setting on the base.

The utility model provides a bearing inner race drilling pre-positioning device, a serial communication port, bearing inner race location frock includes L type angle bar, regulating block, spacing ring and holding ring, the regulating block sets up on L type angle bar, and is equipped with the adjustment tank on the regulating block, be equipped with adjusting bolt in the adjustment tank to set up on L type angle bar through adjusting bolt is fixed, the spacing ring is fixed to be set up on the regulating block, the fixed setting of holding ring is in spacing ring terminal surface position department.

The bearing outer ring drilling and pre-positioning device is characterized in that the drilling and positioning tool comprises a screw, an adjusting nut, a locking nut and a positioning head, the adjusting nut is arranged on the screw in a matched mode, the locking nut is arranged on the screw in a matched mode and located above the adjusting nut, the positioning head is fixedly connected with the adjusting nut, and a conical structure is arranged at the top of the positioning head.

The bearing outer ring drilling and pre-positioning device is characterized in that the positioning ring and the limiting ring are concentrically arranged, the outer edge of the limiting ring is higher than the positioning ring, and V-shaped grooves are formed in the tops of the limiting ring and the positioning ring.

The utility model has the advantages that: the bearing outer ring is positioned through the bearing outer ring positioning tool arranged on the base, and the position after pre-drilling is positioned through the drilling positioning tool arranged on the base, so that the relative position pre-drilling is performed on the bearing outer ring, and the processing precision and the processing efficiency of drilling are improved.

Drawings

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

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

FIG. 3 is a schematic structural view of the bearing outer ring positioning tool of the present invention;

FIG. 4 is a schematic view of the V-shaped groove structure on the spacing ring and the positioning ring of the present invention;

FIG. 5 is a schematic structural view of the drilling positioning tool of the present invention;

in the figure: 1-base, 2-support column, 3-drilling machine body, 4-drill bit, 5-bearing outer ring positioning tool, 501-L-shaped angle iron, 502-adjusting block, 503-adjusting groove, 504-limiting ring, 505-positioning ring, 506-V-shaped groove, 6-drilling positioning tool, 601-screw, 602-adjusting nut, 603-positioning head, 604-locking nut and 7-operating handle.

Detailed Description

The invention is further described with reference to the accompanying drawings.

As shown in fig. 1 to 5, a bearing outer ring drilling and pre-positioning device includes a base 1, a support column 2, a drilling machine main body 3, a drill bit 4, a bearing outer ring positioning tool 5, an L-shaped angle iron 501, an adjusting block 502, an adjusting groove 503, a limiting ring 504, a positioning ring 505, a groove 506, a drilling and positioning tool 6, a screw 601, an adjusting nut 602, a positioning head 603, a lock nut 604, and an operating handle 7.

Bearing inner race drilling positioner, including base 1, setting support column 2 on base 1 and the drilling machine main part 3 of setting on support column 2, fixed setting drill bit 4 on drilling machine main part 3, the position is equipped with bearing inner race location frock 5 under the drill bit 4, and bearing inner race location frock 5 below is equipped with drilling location frock 6, bearing inner race location frock 5 and drilling location frock 6 are all fixed to be set up on base 1.

Bearing inner race location frock 5 includes L type angle bar 501 in this embodiment, regulating block 502, spacing ring 504 and holding ring 505, L type angle bar 501 passes through the screw fixation on base 1, regulating block 502 sets up 501 on L type angle bar, and be equipped with adjustment tank 503 on the regulating block 502, be equipped with adjusting bolt in the adjustment tank 503, and set up on L type angle bar 501 through adjusting bolt is fixed, regulating block 502 can realize the regulation of different angles through curved adjustment tank 503, with the requirement of adaptation different drilling.

In this embodiment, the position-limiting ring 504 is fixedly disposed on the adjusting block 502, and the positioning ring 505 is fixedly disposed at the end surface of the position-limiting ring 504. The positioning ring 505 and the retaining ring 504 are concentrically arranged, the outer edge of the retaining ring 504 is higher than the positioning ring 505, and the tops of the retaining ring 504 and the positioning ring 505 are both provided with V-shaped grooves. The V-shaped groove plays a role in drilling yielding, and the positioning ring 505 is prevented from being damaged due to contact between the drill bit and the positioning ring 505.

In this embodiment, the drilling positioning tool 6 includes a screw 601, an adjusting nut 602, a lock nut 604 and a positioning head 603, the head of the screw 601 is welded and fixed on the base 1, the adjusting nut 602 is arranged on the screw 601 in a matching manner, the lock nut 604 is arranged on the screw 601 in a matching manner and is located above the adjusting nut 602, the positioning head 603 is fixedly connected with the adjusting nut 602, and the top of the positioning head 603 is of a tapered structure.

The working principle is as follows:

firstly, the bearing outer ring is sleeved into the positioning ring 505 and is in limit fit with the limit ring 504, the operation handle 7 is controlled to drill a pre-positioning hole at any position of the bearing outer ring, then the operation handle 7 is lifted, the bearing outer ring is rotated, the position of the pre-positioning hole is positioned on the positioning head 603, and the operation handle 7 is controlled again to drill a pre-positioning hole at the relative position of the bearing outer ring.

Claims

1. The utility model provides a bearing outer race drilling pre-positioning device, its characterized in that, includes base (1), sets up support column (2) on base (1) and sets up drilling machine main part (3) on support column (2), fixed drill bit (4) that set up on drilling machine main part (3), be equipped with bearing outer race location frock (5) under drill bit (4), bearing outer race location frock (5) below is equipped with drilling location frock (6), bearing outer race location frock (5) and drilling location frock (6) are all fixed the setting on base (1).

2. The bearing outer ring drilling and pre-positioning device according to claim 1, characterized in that the bearing outer ring positioning tool (5) comprises an L-shaped angle iron (501), an adjusting block (502), a limiting ring (504) and a positioning ring (505), the adjusting block (502) is arranged on the L-shaped angle iron (501), an adjusting groove (503) is formed in the adjusting block (502), an adjusting bolt is arranged in the adjusting groove (503) and is fixedly arranged on the L-shaped angle iron (501) through the adjusting bolt, the limiting ring (504) is fixedly arranged on the adjusting block (502), and the positioning ring (505) is fixedly arranged at the end face position of the limiting ring (504).

3. The bearing outer ring drilling and pre-positioning device according to claim 1, characterized in that the drilling and positioning tool (6) comprises a screw (601), an adjusting nut (602), a locking nut (604) and a positioning head (603), the adjusting nut (602) is arranged on the screw (601) in a matching manner, the locking nut (604) is arranged on the screw (601) in a matching manner and located above the adjusting nut (602), the positioning head (603) is fixedly connected with the adjusting nut (602), and the top of the positioning head (603) is of a conical structure.

4. The bearing outer ring drilling and pre-positioning device according to claim 2, wherein the positioning ring (505) and the limiting ring (504) are concentrically arranged, the outer edge of the limiting ring (504) is higher than the positioning ring (505), and the tops of the limiting ring (504) and the positioning ring (505) are both provided with V-shaped grooves.