Auxiliary clamping and leveling device for lathe

Abstract

The utility model relates to the field of machining, and discloses an auxiliary clamping and leveling device for a lathe, which is mounted on a lathe sliding plate seat, is used for pushing a workpiece into a positioning surface of a collet chuck, and comprises a fixed seat, an elastic push rod and a buffer head, the fixed seat is mounted on the lathe sliding plate seat through a fastening screw, and one end of the fixed seat facing the workpiece is provided with a blind hole; the fixed end of the elastic push rod is inserted into the blind hole and is fixed by a set screw; and the buffer head is screwed with the movable end of the elastic push rod. The auxiliary clamping and leveling device on the lathe sliding plate seat can be used for pushing the workpiece on the collet into the positioning surface of the workpiece, automatic auxiliary clamping and leveling of the workpiece can be achieved only by controlling the clamping loosening state of the collet and the position of the lathe sliding plate seat in the whole process, and it can be guaranteed that the quality risk caused by accidental personnel misoperation can be avoided.

Description

Technical Field

[0001] The utility model relates to the field of machining, in particular to an auxiliary clamping and leveling device for a lathe. Background Art

[0002] In the existing machining process, for the processing of some products that require clamping and positioning or secondary processing clamping and positioning, the current operation method is to manually clamp according to the requirements of the operating instructions, relying on the support of the positioning surface of the tooling fixture and manual pushing to achieve the positioning of the workpiece. There are defects such as unskilled techniques, skewed clamping, and clamping positioning determined by feeling; in addition, due to the fast pace of operation and high labor intensity of long-term operation, operators are prone to fatigue, which makes it easier to cause unstable problems such as improper clamping and skewed clamping, affecting the quality of the finished product.

[0003] Based on this, the present application provides a lathe auxiliary clamping and leveling device, which is installed on the lathe slide seat. Before processing, the slide seat is controlled to move to a position where it can push the workpiece into the positioning surface of the tooling fixture, thereby achieving the purpose of auxiliary clamping and leveling the workpiece, and ensuring that quality risks caused by occasional human operating errors are avoided. Utility Model Content

[0004] The utility model aims to solve the technical problems existing in the prior art. To this end, the utility model provides a lathe auxiliary clamping and leveling device, which is installed on the lathe slide seat, and controls the slide seat to move to a position where it can push the workpiece into the positioning surface of the fixture before processing, so as to achieve the purpose of auxiliary clamping and leveling the workpiece, and can ensure to avoid the quality risks caused by occasional human operation errors.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] Provided is a lathe auxiliary clamping and leveling device, which is installed on a lathe slide seat and is used to push a workpiece into a positioning surface of a collet. The device comprises a fixed seat, an elastic push rod and a buffer head. The fixed seat is installed on the lathe slide seat by means of a fastening screw, and a blind hole is provided at one end thereof facing the workpiece. The fixed end of the elastic push rod is inserted into the blind hole and fixed by a set screw, and the buffer head is screwed to the movable end of the elastic push rod.

[0007] Preferably, a turning tool with different processing functions is installed at the rear of the lathe slide seat through a tool holder.

[0008] Preferably, the buffer head is a buffer head with a metal connector inlaid with soft rubber, wherein the metal connector is threadedly connected to the movable end of the elastic push rod.

[0009] Preferably, the elastic push rod includes a limiting sleeve, a push rod, a spring and a screw plug, the tail of the limiting sleeve is provided with a step hole, the tail of the push rod is provided with a limiting shoulder, the push rod passes through the limiting sleeve from the tail of the limiting sleeve, the screw plug is threadedly connected to the tail of the limiting sleeve, and the spring is arranged in the limiting sleeve between the push rod and the screw plug.

[0010] Preferably, a limiting flange is provided on the head of the limiting sleeve.

[0011] Compared with the prior art, the utility model has the beneficial effect that the utility model can use the auxiliary clamping and leveling device on the lathe slide seat to push the workpiece on the collet into its positioning surface. During the whole process, it is only necessary to control the loose clamping state of the collet and the position of the lathe slide seat to realize automatic auxiliary clamping and leveling of the workpiece, thereby ensuring that quality risks caused by occasional human operating errors are avoided. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative work, among which:

[0013] Figure 1 This is an installation structure diagram of the lathe auxiliary clamping and leveling device provided by the utility model;

[0014] Figure 2 The utility model is a structural schematic diagram of a lathe auxiliary clamping and leveling device provided by the utility model.

[0015] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0016] 1—fixed seat, 1.0—blind hole, 2—elastic push rod, 2.1—limit sleeve, 2.1.1—limit flange, 2.2—push rod, 2.3—spring, 2.4—screw plug, 3—buffer head, 3.1—soft rubber, 3.2—metal connector, 10—collet, 20—lathe slide seat, 30—turning tool, 40—workpiece. DETAILED DESCRIPTION

[0017] It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not used to limit the present invention.

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention; the terms "install", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0020] In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0021] Embodiment 1

[0022] This embodiment provides a lathe auxiliary clamping and leveling device, which is installed on the lathe slide seat 20 and is used to push the workpiece 40 into the positioning surface of the collet 10. Figure 1 As shown, it includes a fixed seat 1, an elastic push rod 2 and a buffer head 3. The fixed seat 1 is installed on the lathe slide seat by fastening screws, and a blind hole 1.0 is provided at the end facing the workpiece. The fixed end of the elastic push rod 2 is inserted into the blind hole 1.0 and fixed by a set screw (not shown in the figure, it can be installed on the top or side of the fixed seat), and the buffer head 3 is screwed to the movable end of the elastic push rod 2.

[0023] During specific use, first manually place the workpiece in the collet and clamp it, control the lathe slide seat to move to a position facing the workpiece, and control the feed to make the auxiliary clamping and leveling device move forward to tighten the workpiece. At this time, the elastic push rod is in a compressed state, and then the collet is controlled to loosen and stay for 3 to 5 seconds. At this time, the auxiliary clamping and leveling device uses the action of the elastic push rod to push the workpiece forward to level the workpiece with the positioning surface of the collet, and then control the collet to tighten, and finally control the lathe slide seat to execute the processing program.

[0024] Preferably, as attached Figure 1 As shown, a turning tool 30 with different processing functions is installed behind the lathe slide seat 20 through a tool holder, so that the lathe slide seat is controlled first to make the auxiliary clamping and leveling device level the workpiece, and then complete the turning operation.

[0025] Preferably, as attached Figure 2 As shown, the buffer head 3 adopts a buffer head with a soft rubber 3.1 inlaid with a metal connecting head 3.2, wherein the metal connecting head 3.2 is screwed to the movable end of the elastic push rod 2. This buffer head can use the soft rubber end to contact the workpiece to prevent damage to the workpiece when leveling the workpiece, and the screw installation method is convenient for disassembly and assembly, and it is convenient to replace buffer heads of different sizes.

[0026] Preferably, as attached Figure 2 As shown, the elastic push rod 2 includes a limiting sleeve 2.1, a push rod 2.2, a spring 2.3 and a screw plug 2.4, the tail of the limiting sleeve 2.1 is provided with a step hole, the tail of the push rod 2.2 is provided with a limiting shoulder, the push rod 2.2 passes through the limiting sleeve from the tail of the limiting sleeve 2.1, the screw plug 2.4 is screwed to the tail of the limiting sleeve 2.1, and the spring 2.3 is arranged in the limiting sleeve 2.1 between the push rod 2.2 and the screw plug 2.4. The elastic push rod designed in this embodiment is easy to assemble, and it is also easy to replace the spring and the push rod, and it is easy to use.

[0027] Preferably, as attached Figure 2 As shown, the head of the limiting sleeve 2.1 is provided with a limiting flange 2.1.1, which is used for positioning the elastic push rod during installation to prevent the limiting sleeve from completely entering the blind hole.

[0028] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A lathe auxiliary clamping and leveling device, characterized in that: It is installed on the lathe slide seat and is used to push the workpiece into the positioning surface of the collet. It includes a fixed seat, an elastic push rod and a buffer head. The fixed seat is installed on the lathe slide seat by a fastening screw, and a blind hole is provided on the end facing the workpiece. The fixed end of the elastic push rod is inserted into the blind hole and fixed by a set screw. The buffer head is screwed to the movable end of the elastic push rod.

2. The lathe auxiliary clamping and leveling device according to claim 1 is characterized in that: A lathe tool with different processing functions is installed behind the lathe slide seat through a tool holder.

3. The lathe auxiliary clamping and leveling device according to claim 1 is characterized in that: The buffer head is a buffer head with a metal connector inlaid with soft rubber, wherein the metal connector is screwed to the movable end of the elastic push rod.

4. The lathe auxiliary clamping and leveling device according to claim 1, characterized in that: The elastic push rod includes a limiting sleeve, a push rod, a spring and a screw plug. The tail of the limiting sleeve is provided with a step hole, the tail of the push rod is provided with a limiting shoulder, the push rod passes through the limiting sleeve from the tail of the limiting sleeve, the screw plug is threadedly connected to the tail of the limiting sleeve, and the spring is arranged in the limiting sleeve between the push rod and the screw plug.

5. The lathe auxiliary clamping and leveling device according to claim 4 is characterized in that: The head of the limiting sleeve is provided with a limiting flange.

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