CN219170562U

CN219170562U - Inner hole grinding machine capable of adjusting concentricity of long shaft

Info

Publication number: CN219170562U
Application number: CN202223266063.0U
Authority: CN
Inventors: 李�浩
Original assignee: Kunshan Plk Precision Machinery Co ltd
Current assignee: Kunshan Plk Precision Machinery Co ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-06-13
Anticipated expiration: 2032-12-05

Abstract

The utility model discloses an inner hole grinding machine capable of adjusting concentricity of a long shaft, which comprises a headstock, a tail fulcrum knife handle, an optical axis and a supporting component, wherein the long shaft is provided with the tail fulcrum knife handle for clamping the long shaft, a plurality of optical axes are fixed at the top of the headstock through supports, the extending end of each optical axis is provided with the supporting component for grabbing the extending end of the long shaft, the tail fulcrum knife handle and a supporting frame of the supporting component are coaxially and centripetally arranged, and the tail fulcrum knife handle and the supporting component are respectively used for clamping two sides of the long shaft. Through the mode, the clamping device can clamp the tail part and the extending end of the long shaft, ensure that the long shaft is coaxial in the head-tail direction, ensure that the inner hole for subsequent processing is concentric with the outer shaft of the long shaft, and is suitable for clamping long shafts with different lengths and different diameters.

Description

Inner hole grinding machine capable of adjusting concentricity of long shaft

Technical Field

The utility model relates to the technical field of inner hole machining, in particular to an inner hole grinding machine capable of adjusting concentricity of long shafts.

Background

The diameter length ratio exceeds 1 to 10 and is generally an elongated shaft, an inner hole is machined at the end part of the elongated shaft, only one end of the elongated shaft can be clamped, and because the elongated shaft is relatively long, the extending end of the elongated shaft and the clamping end are coaxial, namely, the extending end is deviated relative to the clamping end, if the inner hole is directly machined, the position accuracy of inner hole machining is difficult to ensure, the inner hole and the outer shaft cannot be machined coaxially, and in addition, the long shaft is relatively long, the long shaft is deformed in position due to the fact that a cutter for machining the inner hole acts on the long shaft, so that the machining requirement is difficult to be met.

Based on the above defects and shortcomings, there is a need to improve the prior art and design an internal hole grinder capable of adjusting the concentricity of a long shaft.

Disclosure of Invention

The utility model mainly solves the technical problem of providing an inner hole grinding machine capable of adjusting concentricity of a long shaft, which can clamp the tail part and the extending end of the long shaft, ensure that the long shaft is coaxial from beginning to end, ensure that the inner hole and the outer shaft of the long shaft are concentric in subsequent processing, and is suitable for clamping and processing long shafts with different lengths and different diameters.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a can adjust hole grinding machine of major axis concentricity, this kind of can adjust hole grinding machine of major axis concentricity include headstock, afterbody fulcrum handle of a knife, optical axis and supporting component, install the afterbody fulcrum handle of a knife that is used for the clamping major axis on the major axis, a plurality of optical axes are fixed in the headstock top through the support, and the optical axis stretches out the end and installs the supporting component that is used for grabbing the major axis and stretches out the end, and the coaxial centripetal setting of support frame of afterbody fulcrum handle of a knife and supporting component, afterbody fulcrum handle of a knife and supporting component clamping major axis both sides respectively guarantee that the major axis is first and last coaxial, supporting component can adjust in the epaxial mounted position of optical.

Preferably, the support assembly comprises a cross beam, locking screws, a connecting rod, a suspension and a support frame, wherein the cross beam is sleeved on an optical axis, the locking screws pointing to the optical axis are arranged on the cross beam, the connecting rod is hung on the cross beam, the suspension is arranged at the lower end of the connecting rod, the support frame is clamped at the lower end of the suspension, the support frame and the tail fulcrum handle are of hollow structures, and the support frame and the tail fulcrum handle are provided with at least three adjusting screws pointing to the center of a circle.

Preferably, the head of the adjusting screw is provided with a ball head, and the ball head is made of brass, so that smooth contact with the long shaft of the workpiece is ensured.

Preferably, the beam is vertically provided with a waist-shaped hole for adjusting the installation position of the connecting rod, and the positions of the clamping devices with different diameters are changed, so that the positions of the clamping devices can be conveniently adjusted.

Compared with the prior art, the utility model has the beneficial effects that:

the tail fulcrum knife handle and the supporting component respectively clamp two sides of the long shaft, so that the coaxiality of the head and the tail of the long shaft is ensured;

loosening the locking screw, adjusting the positions of the cross beam and the optical axis, locking the locking screw after the position is adjusted, fixing the position, and adjusting the mounting position of the supporting component on the optical axis, thereby being applicable to the processing of long shafts with different lengths;

the adjusting support frame and the adjusting screw on the tail fulcrum knife handle are suitable for clamping long shafts with different diameters.

Drawings

Fig. 1 is a schematic structural view of an internal bore grinder capable of adjusting concentricity of a long shaft.

Fig. 2 is a schematic partial structure of an internal bore grinder capable of adjusting concentricity of a long shaft.

Wherein, 1, a headstock, 2, a tail fulcrum knife handle, 3, an optical axis, 4, a supporting component, 41 and a beam, 410, waist-shaped holes, 42, locking screws, 43, connecting rods, 44, suspensions, 45, supporting frames, 5 and adjusting screws.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1 and 2, an embodiment of the present utility model includes:

the utility model provides an can adjust hole grinding machine of major axis concentricity, this kind of can adjust hole grinding machine of major axis concentricity includes headstock 1, afterbody fulcrum handle of a knife 2, optical axis 3 and supporting component 4, install the afterbody fulcrum handle of a knife 2 that is used for clamping the major axis on the major axis, two optical axes 3 are fixed in headstock 1 top through the support, and the optical axis 3 stretches out the end and installs the supporting component 4 that is used for grabbing the clamp major axis and stretches out the end, and the coaxial centripetal setting of support frame 45 of afterbody fulcrum handle of a knife 2 and supporting component 4, afterbody fulcrum handle of a knife 2 and supporting component 4 clamping major axis both sides respectively guarantee that the major axis is coaxial from beginning to end, supporting component 4 can be adjusted in the mounted position on optical axis 3, is applicable to the processing of different length major axes.

The support assembly 4 comprises a cross beam 41, locking screws 42, a connecting rod 43, a suspension 44 and a support frame 45, wherein the cross beam 41 is sleeved on the optical axis 3, the locking screws 42 pointing to the optical axis 3 are installed on the cross beam 41, the locking screws 42 are loosened, the positions of the cross beam 41 and the optical axis 3 are adjusted, the locking screws 42 are locked after the positions are adjusted, the positions are fixed, the connecting rod 43 is hung on the cross beam 41, the suspension 44 is installed at the lower end of the connecting rod 43, the support frame 45 is clamped at the lower end of the suspension 44, the support frame 45 and the tail fulcrum knife handle 2 are of hollow structures, three adjusting screws 5 pointing to the circle centers are installed on the support frame 45 and the tail fulcrum knife handle 2, and a plurality of adjusting screws 5 are adjusted and are suitable for clamping long shafts of different axes.

The head of the adjusting screw 5 is provided with a ball head, and the ball head is made of brass, so that smooth contact with a long shaft of a workpiece is ensured.

The beam 41 is vertically provided with a waist-shaped hole 410 for adjusting the installation position of the connecting rod 43, and the positions of the clamping devices with different diameters are changed, so that the positions of the clamping devices can be conveniently adjusted.

The inner hole grinding machine capable of adjusting the concentricity of the long shaft can clamp the tail part and the extending end of the long shaft, ensure that the long shaft is coaxial from beginning to end, ensure that the inner hole for subsequent processing is concentric with the outer shaft of the long shaft, and is suitable for clamping long shafts with different lengths and different diameters.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. An inner hole grinding machine capable of adjusting concentricity of long shafts, which is characterized in that: the inner hole grinding machine capable of adjusting concentricity of the long shaft comprises a head frame, a tail fulcrum knife handle, an optical axis and a supporting component, wherein the tail fulcrum knife handle for clamping the long shaft is arranged on the long shaft, a plurality of optical axes are fixed at the top of the head frame through supports, the supporting component for grabbing the extending end of the long shaft is arranged at the extending end of the optical axis, the tail fulcrum knife handle and a supporting frame of the supporting component are coaxially and centripetally arranged, the tail fulcrum knife handle and the supporting component are respectively clamped on two sides of the long shaft, and the head and tail coaxiality of the long shaft is guaranteed.

2. The bore grinding machine capable of adjusting concentricity of long shafts as claimed in claim 1, wherein: the support assembly comprises a cross beam, locking screws, a connecting rod, a suspension and a support frame, wherein the cross beam is sleeved on an optical axis, the locking screws pointing to the optical axis are arranged on the cross beam, the connecting rod is hung on the cross beam, the suspension is arranged at the lower end of the connecting rod, the support frame is clamped at the lower end of the suspension, the support frame and a tail fulcrum handle are of hollow structures, and the support frame and the tail fulcrum handle are provided with at least three adjusting screws pointing to the circle center.

3. The bore grinding machine capable of adjusting concentricity of long shafts as claimed in claim 2, wherein: the head of the adjusting screw is provided with a ball head, and the ball head is made of brass.

4. The bore grinding machine capable of adjusting concentricity of long shafts as claimed in claim 2, wherein: the beam is vertically provided with a waist-shaped hole for adjusting the installation position of the connecting rod.