CN217194115U - Thin-wall part machining tool and machine tool - Google Patents

Abstract

The utility model provides a thin wall part machine tooling frock and lathe, including centre gripping installation component and adjusting nut, centre gripping installation component includes installation department and regulating part, and the installation department is coaxial with the regulating part, the installation department with regulating part fixed connection to on being fixed in the revolving axle of lathe with the regulating part, and then transmit the rotary motion of lathe to the regulating part. Be provided with many guide ways along circumference distribution on the regulating part, the guide way is the multistage regulating part with the regulating part, works as adjusting nut with during regulating part threaded connection, can make many through closing adjusting nut soon the regulating part is along the axis internal contraction or outwards open with the tight thin wall part of clamp to because the regulating part is circular arc platelike part, thereby increased and thin wall part between area of contact, the part atress is even, can not press from both sides bad part basically, simultaneously, it is convenient with this device to install the part, it is convenient to adjust the elasticity, easy operation, and the practicality is strong.

Description

Thin-wall part machining tool and machine tool

Technical Field

The utility model relates to a part centre gripping equipment technical field especially relates to a thin wall part machine tooling frock and lathe.

Background

At present, a thin-wall part of a revolving body type is machined on a lathe, a three-jaw chuck is generally used for clamping the thin-wall part directly, the thin-wall part is very thin and poor in rigidity, the three-jaw chuck is easy to clamp a workpiece, and the clamped thin-wall part is deformed.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a thin wall part machine tooling frock and lathe.

The utility model discloses a following technical scheme realizes:

the utility model provides a thin wall part machine tooling frock, includes centre gripping installation component and adjusting nut, centre gripping installation component includes installation department and regulating part, the installation department with regulating part fixed connection, be provided with many guide ways along circumference distribution in the regulating part, the guide way will adjust the part for the multistage regulating part, adjusting nut with regulating part threaded connection, so that many regulating part centre gripping thin wall part.

The utility model discloses an in some embodiments, every section the regulating part all includes the transition piece and presss from both sides tight piece, the internal diameter of transition piece is less than press from both sides the internal diameter of tight piece, the transition piece with installation department fixed connection, it is used for centre gripping thin wall part to press from both sides tight piece.

As a further improvement of the above solution, a step transition is formed between the transition piece and the clamping piece.

As a further improvement of the scheme, the clamping piece is provided with an external thread, and the adjusting nut is connected with the clamping piece in a matching way through the external thread.

In some embodiments of the present invention, the transition piece and the clamping piece are in a slope transition.

As a further improvement of the scheme, the transition piece is provided with an external thread, and the adjusting nut is connected with the transition piece in a matching manner through the external thread.

As a further improvement of the scheme, a plurality of limiting blocks are arranged inside the transition pieces.

The utility model also provides a lathe, the lathe adopts foretell thin wall part machining frock.

The utility model has the advantages that:

the utility model provides a thin wall part machine tooling frock, including centre gripping installation component and adjusting nut, centre gripping installation component includes installation department and regulation portion, and the installation department is coaxial with the regulation portion, and the installation department is provided with the shaft hole to be connected with the revolving axle on the lathe, the installation department with regulation portion fixed connection to on being fixed in the revolving axle of lathe with the regulation portion, and then transmit the rotary motion of lathe to regulation portion. Be provided with many guide ways along circumference distribution on the regulating part, the guide way is the multistage regulating part with the regulating part, works as adjusting nut with during regulating part threaded connection, can make many through closing adjusting nut soon the regulating part is along the axis internal contraction or outwards open with the tight thin wall part of clamp to because the regulating part is circular arc platelike part, thereby increased and thin wall part between area of contact, the part atress is even, can not press from both sides bad part basically, simultaneously, it is convenient with this device to install the part, it is convenient to adjust the elasticity, easy operation, and the practicality is strong.

Drawings

Fig. 1 is a first perspective view of a first embodiment of the thin-wall part machining tool of the present invention;

fig. 2 is a second perspective view of the thin-walled component machining tool according to the first embodiment of the present invention;

fig. 3 is a first perspective view of a second embodiment of the thin-walled part machining tool of the present invention;

fig. 4 is a second perspective view of a thin-walled part machining tool according to a second embodiment of the present invention.

Description of reference numerals: 1. adjusting the nut; 2. clamping the mounting assembly; 21. an installation part; 22. an adjustment section; 222. A guide groove; 221. an adjustment member; 2211. a transition piece; 2212. a clamping piece; 223. and a limiting block.

Detailed Description

In order to make the purpose, technical solution and effect of the present invention clearer and more clear, the following is a detailed description of the present invention. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, a thin-walled part machining tool (hereinafter referred to as the present device) includes a clamping and mounting assembly 2 and an adjusting nut 1, where the clamping and mounting assembly 2 includes a mounting portion 21 and an adjusting portion 22, the mounting portion 21 is coaxial with the adjusting portion 22, the mounting portion 21 is provided with a shaft hole to be connected to a rotating shaft of a machine tool, and the mounting portion 21 is fixedly connected to the adjusting portion 22 to fix the adjusting portion 22 to the rotating shaft of the machine tool, so as to transmit the rotating motion of the machine tool to the adjusting portion 22.

Be provided with many guide way 222 along circumference distribution on the regulation portion 22, the orientation of guide way 222 is parallel with the axis of installation department 21, and guide way 222 divide into multistage regulating part 221 with regulation portion 22, should understand, and every regulating part 221 shape is the same, works as adjusting nut 1 with during regulation portion 22 threaded connection, can make many through closing adjusting nut 1 soon regulating part 221 is along the inside shrink of axis or outwards open in order to press from both sides tight thin wall part to because regulating part 221 is circular arc platelike part, thereby increased and thin wall part between the area of contact, the part atress is even, can not press from both sides bad part basically, simultaneously, it is convenient to install the part to this device, it is convenient to adjust the elasticity, easy operation, the practicality is strong.

In some embodiments of the utility model, every section regulating part 221 all includes transition piece 2211 and presss from both sides tight piece 2212, the internal diameter of transition piece 2211 is less than press from both sides tight piece 2212's internal diameter to can change the transition mode between them, transition piece 2211 with installation department 21 fixed connection plays the transition effect, and a plurality of holders are when receiving regulating nut 1 towards their power of sharing the axle center altogether, and a plurality of holders contract to their axle center altogether simultaneously, thereby carry out the centre gripping of contraction formula to the thin wall part, through transition piece 2211 and the separately setting of adding the piece, required power when having reduced regulating nut 1 and having made the holder shrink has improved the relation of being connected between centre gripping installation component 2 and the lathe simultaneously, simple structure, and the practicality is strong.

Referring to fig. 1-2, in some embodiments of the present invention, a step transition is formed between the transition piece 2211 and the clamping piece 2212, and a circular blocking piece perpendicular to the central axis of the adjusting portion 22 is naturally formed at the step transition, and the circular blocking piece has an axial positioning function.

As a further improvement of the above solution, when clamping a thin-walled part with low rigidity, the thin-walled part is deformed by a small force, the plurality of adjusting members 221 surround a cylindrical shape, and the clamping pieces 2212 are provided with external threads, it should be understood that each clamping piece 2212 has the same shape and the same position of the external threads.

When clamping operation is carried out, the adjusting nut 1 is screwed in from the outer side of the clamping piece 2212 to the direction of the transition piece 2211, the adjusting piece 221 is large in rigidity, the inward contraction amplitude of the adjusting piece 221 is small, and thin-walled parts with small rigidity are placed in the adjusting piece for clamping without damaging the parts.

Referring to fig. 2-4, in some embodiments of the present invention, the transition piece 2211 and the clamping piece 2212 are in a slope transition. The beveled transition improves stress concentration between the grip tab 2212 and the transition tab 2211.

As a further improvement of the above solution, the transition piece 2211 is provided with an external thread, the adjusting nut 1 is connected with the transition piece 2211 in a matching manner through the external thread, and the adjusting nut 1 is screwed towards the mounting portion 21, so that the adjusting piece 221 is expanded towards the outside of the axis, thereby performing expanding type clamping on the thin-wall part.

As a further improvement of the above solution, a plurality of stoppers 223 are disposed inside the transition pieces 2211, and the stoppers 223 are disposed to prevent the clamped components from moving in the axial direction.

The utility model also provides a lathe, the lathe adopts foretell thin wall parts machine tooling frock. The machining precision problem during machining of the thin-wall part is improved through nondestructive clamping of the thin-wall part.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only 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, should not be construed as limiting the present invention.

Furthermore, 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 at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Of course, the present invention can also have other various embodiments, and based on the embodiments, other embodiments obtained by those skilled in the art without any creative work all belong to the protection scope of the present invention.

Claims (8)

1. The utility model provides a thin wall part machine tooling frock, its characterized in that, includes centre gripping installation component and adjusting nut, centre gripping installation component includes installation department and regulating part, the installation department with regulating part fixed connection, be provided with many guide ways along circumference distribution on the regulating part, the guide way is the multistage regulating part with the regulating part, adjusting nut with regulating part threaded connection, so that many regulating part centre gripping thin wall part.

2. The thin-walled part machining tool according to claim 1, wherein each section of the adjusting member comprises a transition piece and a clamping piece, the inner diameter of the transition piece is smaller than that of the clamping piece, the transition piece is fixedly connected with the mounting portion, and the clamping piece is used for clamping a thin-walled part.

3. The thin-walled part machining tool according to claim 2, wherein the transition piece and the clamping piece are in stepped transition.

4. The thin-walled part machining tool according to claim 3, wherein an external thread is arranged on the clamping piece, and the adjusting nut is connected with the clamping piece in a matched manner through the external thread.

5. The thin-walled part machining tool according to claim 2, wherein the transition piece and the clamping piece are in inclined transition.

6. The thin-walled part machining tool according to claim 5, wherein an external thread is arranged on the transition piece, and the adjusting nut is connected with the transition piece in a matched mode through the external thread.

7. The thin-walled part machining tool according to any one of claims 2 to 6, wherein a plurality of limiting blocks are arranged inside each transition piece.

8. A machine tool, characterized in that it employs the thin-walled component machining tool of any one of claims 1 to 7.

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