CN218362161U

CN218362161U - Lathe jack catch that six points floated and press from both sides tightly

Info

Publication number: CN218362161U
Application number: CN202222840502.8U
Authority: CN
Inventors: 朱启军; 朱志梅; 丁继超; 曹秀娥; 刘继刚
Original assignee: Shandong Huxi Wang Group Casting Industry Co ltd
Current assignee: Shandong Huxi Wang Group Casting Industry Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-01-24
Anticipated expiration: 2032-10-27

Abstract

The utility model discloses a six-point floating clamping lathe claw, which comprises a claw base, wherein a rotating shaft is arranged at the top of the claw base, a gland is nested outside the rotating shaft, a claw main body is arranged at the top of the rotating shaft, a compression screw is arranged at the top of the claw main body, and alloy teeth are arranged on the side surface of the claw main body; the jack catch main part contacts with the blank, make the side that the jack catch main part closely blocked the blank through the alloy tooth, install the jack catch pedestal on the lathe through the bolt, the pivot can free rotation in the draw-in groove at jack catch pedestal top, the side of alloy tooth is provided with the latch structure, frictional force when increase jack catch main part and blank contact, it is fixed with the pivot with the jack catch main part through housing screw, when fixing the blank, the jack catch main part is through the slight swing of pivot, eliminate the blank difference, it is more accurate to make the work piece fix a position in anchor clamps, thereby reach the technological effect of eliminating the positioning error who causes because of the work piece casting difference.

Description

Lathe jack catch that six points floated and press from both sides tightly

Technical Field

The utility model relates to a lathe jack catch field especially relates to a six-point floating clamping's lathe jack catch.

Background

A lathe is a machine tool for turning a rotating workpiece mainly with a turning tool. The lathe is the most important type of metal cutting machine, and the number of the lathes is the largest in a general machine manufacturing plant, and the lathe is also called a master machine, and a drill, a reamer, a tap, a die, a knurling tool, and the like can be used for processing on the lathe. The lathe functions to cut various rotating surfaces of different sizes and shapes, as well as helical surfaces.

When a blank is clamped, the traditional lathe clamping jaw blank has poor roundness, so that the clamping jaw cannot be in all-dimensional contact with the blank, when a workpiece is clamped, the workpiece is deformed due to the fact that the adhering surface of the lathe clamping jaw and the workpiece cannot be in complete contact due to the roundness difference of the blank, the clamping force of the clamping jaw on the workpiece is uneven, the size of the machined workpiece is easy to be elliptical, the error generated by machining is increased, and the problem is solved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a six-point floating clamping lathe jack catch, which produces the technical effect of eliminating the positioning error caused by the difference of workpiece casting.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a tight lathe jack catch of six point floating clamp, includes the jack catch base, the pivot is installed at jack catch base top, the nested gland that has in the pivot outside, the jack catch main part is installed at the pivot top, housing screw is installed at jack catch main part top, and the side-mounting of jack catch main part has the alloy tooth.

As a preferred technical scheme of the utility model, the jack catch base is provided with two bolt via holes and bolt counter bore to the protruding structure top at jack catch base top is provided with circular draw-in groove.

As a preferred technical scheme of the utility model, the longitudinal section of pivot sets up to convex structure, the bottom embedding of pivot is installed in the top draw-in groove of jack catch base, and the bottom top surface of pivot flushes with the top plane of jack catch base.

As a preferred technical scheme of the utility model, the bottom surface of gland is pressed at the top surface of pivot bottom, and the inside round hole of gland is greater than the diameter at pivot top.

As an optimal technical scheme of the utility model, the top and the pivot top of jack catch main part are provided with corresponding screw hole, the side both ends of jack catch main part are provided with protruding structure, and alloy tooth sets up at the both ends symmetry of jack catch main part.

As an optimized technical scheme of the utility model, compression screw is provided with two to compression screw passes the jack catch main part and in pivot thread tightening.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. the utility model discloses a jack catch main part contacts with the blank, make the jack catch main part block the side of blank closely through the alloy tooth, install the jack catch base on the lathe through the bolt, the pivot can freely rotate in the draw-in groove at jack catch base top, spacing the pivot at the top of jack catch base through the gland, the side of alloy tooth is provided with the latch structure, frictional force when increasing the jack catch main part and blank contact, fix jack catch main part and pivot through holding screw, when fixing the blank, the jack catch main part eliminates the blank difference through the slight swing of pivot, make the work piece fix a position more accurately in the anchor clamps, thereby reach the technological effect of eliminating the positioning error that causes because of the work piece casting difference;

2. the utility model discloses a during the centre gripping work piece, the jack catch main part can make the jack catch main part work piece of evenly laminating through the rotation of pivot at jack catch base top to the jack catch main part is big with the contact surface of work piece, makes when the thin dish type part of clamping with hold stably, makes six points of atress of work piece even, can fundamentally solve the work piece deformation problem, applicable and big smear metal volume cutting reduce process time, reaches the technological effect who improves lathe machining efficiency.

Drawings

FIG. 1 is a schematic view of the complete structure of the present invention;

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

fig. 3 is a sectional view structural diagram of the present invention.

Wherein: 1. a jaw base; 2. a rotating shaft; 3. a gland; 4. a jaw body; 5. a compression screw; 6. and (4) alloying the teeth.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

The embodiment is as follows:

as shown in fig. 1-3, a lathe jaw with six-point floating clamping comprises a jaw base 1, a rotating shaft 2 is installed at the top of the jaw base 1, a gland 3 is nested outside the rotating shaft 2, a jaw body 4 is installed at the top of the rotating shaft 2, a compression screw 5 is installed at the top of the jaw body 4, an alloy tooth 6 is installed on the side face of the jaw body 4, the jaw body 4 is in contact with a blank during use, and the jaw body 4 tightly clamps the side face of the blank through the alloy tooth 6.

In other embodiments, the jaw base 1 is provided with two bolt through holes and two bolt counter bores, and the top of the protruding structure at the top of the jaw base 1 is provided with a circular clamping groove, so that the jaw base 1 is mounted on a lathe through bolts.

In other embodiments, the longitudinal section of the rotating shaft 2 is a convex structure, the bottom of the rotating shaft 2 is embedded in a clamping groove at the top of the jaw base 1, the top surface of the bottom of the rotating shaft 2 is flush with the top plane of the jaw base 1, and the rotating shaft 2 can freely rotate in the clamping groove at the top of the jaw base 1.

In other embodiments, the bottom surface of the pressing cover 3 presses on the top surface of the bottom of the rotating shaft 2, and the circular hole inside the pressing cover 3 is larger than the diameter of the top of the rotating shaft 2, so that the rotating shaft 2 is limited on the top of the jaw base 1 through the pressing cover 3.

In other embodiments, the top of the jaw main body 4 and the top of the rotating shaft 2 are provided with corresponding screw holes, two ends of the side surface of the jaw main body 4 are provided with protruding structures, the alloy teeth 6 are symmetrically arranged at two ends of the jaw main body 4, and the side surface of the alloy teeth 6 is provided with a latch structure, so that the friction force between the jaw main body 4 and a blank is increased.

In other embodiments, the compression screw 5 is provided in two positions, and the compression screw 5 passes through the jaw body 4 and is screwed on the rotating shaft 2, and the jaw body 4 is fixed on the rotating shaft 2 by the compression screw 5.

The utility model discloses a theory of operation: when the clamping jaw is used, the clamping jaw main body 4 is contacted with a blank, the clamping jaw main body 4 is tightly clamped on the side face of the blank through the alloy teeth 6, the clamping jaw base 1 is installed on a lathe through bolts, the rotating shaft 2 can freely rotate in a clamping groove in the top of the clamping jaw base 1, the rotating shaft 2 is limited at the top of the clamping jaw base 1 through the gland 3, the side face of the alloy teeth 6 is provided with a clamping tooth structure, the friction force generated when the clamping jaw main body 4 is contacted with the blank is increased, the clamping jaw main body 4 is fixed with the rotating shaft 2 through the compression screw 5, when the blank is fixed, the clamping jaw main body 4 slightly swings through the rotating shaft 2, blank difference is eliminated, and a workpiece is positioned in the clamp more accurately; when a workpiece is clamped, the jaw body 4 can rotate at the top of the jaw base 1 through the rotating shaft 2, the jaw body 4 can be uniformly attached to the workpiece, the contact surface between the jaw body 4 and the workpiece is large, and clamping stability is realized when thin disc parts are clamped.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a six tight lathe jack catchs of floating, includes jack catch base (1), its characterized in that: pivot (2) are installed at jack catch base (1) top, pivot (2) outside nestification has gland (3), jack catch main part (4) are installed at pivot (2) top, housing screw (5) are installed at jack catch main part (4) top, and jack catch main part (4) side-mounting has alloy tooth (6).

2. A six-point floating clamp lathe jaw according to claim 1, wherein: the clamping jaw base (1) is provided with two bolt through holes and bolt counter bores, and a circular clamping groove is formed in the top of the protruding structure at the top of the clamping jaw base (1).

3. The six-point floating clamp lathe dog of claim 1, wherein: the longitudinal section of pivot (2) sets up to convex structure, the bottom embedding of pivot (2) is installed in the top draw-in groove of jack catch base (1), and the bottom top surface of pivot (2) flushes with the top plane of jack catch base (1).

4. A six-point floating clamp lathe jaw according to claim 1, wherein: the bottom surface of gland (3) is pressed at the top surface of pivot (2) bottom, and the inside round hole of gland (3) is greater than the diameter at pivot (2) top.

5. The six-point floating clamp lathe dog of claim 1, wherein: the top of jack catch main part (4) is provided with the screw hole that corresponds with pivot (2) top, the side both ends of jack catch main part (4) are provided with protruding structure, and alloy tooth (6) are in the both ends symmetry setting of jack catch main part (4).

6. A six-point floating clamp lathe jaw according to claim 1, wherein: the compression screw (5) is provided with two positions, and the compression screw (5) penetrates through the jaw main body (4) and is fixed on the rotating shaft (2) through threads.