CN212822738U - High-efficiency centering lathe fixture - Google Patents

Abstract

The utility model discloses a high-efficiency centering car clamp, which comprises a conversion block, a longitudinal movement adjusting mechanism and a transverse movement adjusting mechanism; a rectangular window which is through from front to back is formed in the middle of the conversion block, and the left inner side wall and the bottom inner wall of the rectangular window are used as positioning surfaces of the processed part; the tail end of the longitudinal movement adjusting mechanism is telescopically connected to the upper side of the conversion block, and the head end of the longitudinal movement adjusting mechanism is positioned in the rectangular window; the tail end of the transverse movement adjusting mechanism is telescopically connected to the right side of the conversion block, and the head end of the longitudinal movement adjusting mechanism is positioned in the rectangular window. The utility model discloses reduce parts machining's clamping time, reduction in production cost.

Description

High-efficiency centering lathe fixture

Technical Field

The utility model belongs to the technical field of the turning attachment technique and specifically relates to a high efficiency centering car anchor clamps.

Background

The existing special-shaped part turning clamping uses a four-jaw chuck for clamping, four chuck grippers are required to be manually adjusted respectively during clamping, the axis of the part to be machined is adjusted to coincide with the axis of a lathe, the clamping time is time-consuming and labor-consuming, and the machining efficiency is low.

Publication (bulletin) No.: CN210388399U, publication (public notice) day: 2020-04-24 discloses a jig for lathe machining, comprising: the clamp comprises a clamp body, wherein an installation groove is formed in the clamp body; the fixture comprises a fixture body, a mounting groove, a left-handed screw rod, a right-handed screw rod, a left-handed screw rod sliding sleeve, a right-handed screw rod sliding sleeve and a rotating seat, wherein the fixture body is provided with a clamping groove; and the clamping mechanism comprises a left chuck and a right chuck, and the left chuck and the right chuck are respectively and fixedly connected to the left-handed screw rod sliding sleeve and the right-handed screw rod sliding sleeve. The utility model discloses can effectively press from both sides tightly and treat the processing work piece, and anchor clamps chuck size is adjustable to simple structure, convenient to use, stability.

Publication (bulletin) No.: CN102658487A, publication (public notice) day: 2012-09-12 discloses a lathe fixture for processing an inner slot hole, which is characterized by comprising: the anchor clamps main part forms the die cavity that is used for placing the work piece of treating the fluting in one side of anchor clamps main part, with the fluting guiding hole of die cavity intercommunication, still includes: the inner threaded hole is communicated with the cavity and the bolt is matched with the inner threaded hole and used for fastening a workpiece to be grooved; the clamp main body is a cylinder, the depth of the cavity is equal to the thickness of a workpiece to be grooved, the outer circumferential surface of the grooving guide hole forms a cylinder shape, the cavity accommodates and fixes the workpiece, and the workpiece is directly grooved and holed according to the guidance of the grooving guide hole, so that the time for determining the positions and the sizes of the grooving and the holing is greatly shortened, the labor intensity of workers is reduced, and the working efficiency is improved; the bolt further fastens the workpiece, so that the stability of the relative position of the workpiece and the clamp in the grooving and trepanning processes is ensured, and the yield of the processed product is greatly improved.

The technical scheme of the disclosed technology, the technical problems to be solved and the beneficial effects are all different from the technical scheme of the invention, or the technical field or the application occasion is different, and no technical inspiration exists in the technical scheme disclosed above.

Disclosure of Invention

The utility model aims at providing a high efficiency centering car anchor clamps to the defect that prior art exists, reduce parts machining's clamping time, reduction in production cost.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-efficiency centering lathe fixture comprises a conversion block, a longitudinal movement adjusting mechanism and a transverse movement adjusting mechanism;

a rectangular window which is through from front to back is formed in the middle of the conversion block, and the left inner side wall and the bottom inner wall of the rectangular window are used as positioning surfaces of the processed part;

the tail end of the longitudinal movement adjusting mechanism is telescopically connected to the upper side of the conversion block, and the head end of the longitudinal movement adjusting mechanism is positioned in the rectangular window;

the tail end of the transverse movement adjusting mechanism is telescopically connected to the right side of the conversion block, and the head end of the longitudinal movement adjusting mechanism is positioned in the rectangular window.

Further, the longitudinal movement adjusting mechanism includes:

the longitudinal inner hexagonal stud is assembled in a longitudinal threaded hole formed in the upper side of the conversion block;

and the lower end of the longitudinal inner hexagonal stud is fixedly connected with the longitudinal jacking block through a bolt.

Further, the lateral movement adjusting mechanism includes:

the transverse inner hexagonal stud is assembled in a transverse threaded hole formed in the right side edge of the conversion block;

and the left end of the transverse inner hexagonal stud is fixedly connected with the transverse jacking block through a bolt.

Furthermore, the outer wall at the bottom of the conversion block is provided with a positioning step for positioning the machine tool frame.

Compared with the prior art, the utility model following beneficial effect has:

the utility model discloses a conversion piece is with the adjustment of part axis and the coincidence of lathe axis, and the conversion piece is equipped with two clamping locating surfaces, presss from both sides tight part with hexagon socket head cap and kicking block. The clamping time is reduced, the clamping error of manual adjustment of each workpiece is avoided, the machining precision of the workpiece is improved, manpower and material resources are saved, and the production cost is reduced.

Drawings

Fig. 1 is a schematic structural view of a high-efficiency centering lathe fixture of the present invention;

fig. 2 is a left side view of fig. 1.

In the figure: the bolt comprises a conversion block 1, an inner hexagonal stud 2, a top block 3, a bolt 4, a positioning surface 5 and a part 6.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 2, the present invention provides a technical solution:

a high-efficiency centering lathe fixture comprises a conversion block, a longitudinal movement adjusting mechanism and a transverse movement adjusting mechanism;

a rectangular window which is through from front to back is formed in the middle of the conversion block, and the left inner side wall and the bottom inner wall of the rectangular window are used as positioning surfaces of the processed part;

the tail end of the longitudinal movement adjusting mechanism is telescopically connected to the upper side of the conversion block, and the head end of the longitudinal movement adjusting mechanism is positioned in the rectangular window;

the tail end of the transverse movement adjusting mechanism is telescopically connected to the right side of the conversion block, and the head end of the longitudinal movement adjusting mechanism is positioned in the rectangular window.

Further, the longitudinal movement adjusting mechanism includes:

the longitudinal inner hexagonal stud is assembled in a longitudinal threaded hole formed in the upper side of the conversion block;

and the lower end of the longitudinal inner hexagonal stud is fixedly connected with the longitudinal jacking block through a bolt.

Further, the lateral movement adjusting mechanism includes:

the transverse inner hexagonal stud is assembled in a transverse threaded hole formed in the right side edge of the conversion block;

and the left end of the transverse inner hexagonal stud is fixedly connected with the transverse jacking block through a bolt.

Furthermore, the outer wall at the bottom of the conversion block is provided with a positioning step for positioning the machine tool frame.

As shown in the figure, the high-efficiency centering lathe fixture comprises a conversion block 1, an inner hexagonal stud 2, a top block 3, a bolt 4, a positioning surface 5 and a part 6, wherein the bottom surface of the conversion block is fixed on a lathe frame, the axis of the part is adjusted to be coincident with the axis of a lathe through the conversion block, the conversion block is provided with two clamping and positioning surfaces, and the part is clamped by the inner hexagonal stud and the top block.

Although the drawings and the parts are described as being unified, the longitudinal movement adjusting mechanism and the transverse movement adjusting mechanism can be clearly distinguished, and it is clear to those skilled in the art that the mechanisms of the two mechanisms are the same, but are arranged horizontally and vertically.

And machining a proper conversion block according to the eccentric distance required by the workpiece, so as to realize the turning machining of different parts.

All parts and parts which are not discussed in the present application and the connection mode of all parts and parts in the present application belong to the known technology in the technical field, and are not described again.

In the present application, the term "plurality" means two or more unless expressly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. 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 description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. A high-efficiency centering lathe fixture is characterized by comprising a conversion block, a longitudinal movement adjusting mechanism and a transverse movement adjusting mechanism;

a rectangular window which is through from front to back is formed in the middle of the conversion block, and the left inner side wall and the bottom inner wall of the rectangular window are used as positioning surfaces of the processed part;

the tail end of the longitudinal movement adjusting mechanism is telescopically connected to the upper side of the conversion block, and the head end of the longitudinal movement adjusting mechanism is positioned in the rectangular window;

the tail end of the transverse movement adjusting mechanism is telescopically connected to the right side of the conversion block, and the head end of the transverse movement adjusting mechanism is positioned in the rectangular window.

2. A high efficiency centering car clamp as claimed in claim 1, wherein said longitudinal movement adjustment mechanism comprises:

the longitudinal inner hexagonal stud is assembled in a longitudinal threaded hole formed in the upper side of the conversion block;

and the lower end of the longitudinal inner hexagonal stud is fixedly connected with the longitudinal jacking block through a bolt.

3. A high efficiency centering vise as claimed in claim 1 or 2, wherein said lateral movement adjustment mechanism comprises:

the transverse inner hexagonal stud is assembled in a transverse threaded hole formed in the right side edge of the conversion block;

and the left end of the transverse inner hexagonal stud is fixedly connected with the transverse jacking block through a bolt.

4. The high-efficiency centering lathe fixture according to claim 3, wherein the bottom outer wall of the conversion block is provided with a positioning step for positioning with a lathe frame.

Images