CN212600296U

CN212600296U - Numerical control lathe fixture

Info

Publication number: CN212600296U
Application number: CN202021216456.9U
Authority: CN
Inventors: 刘强军
Original assignee: Jiangsu Cutting Intelligent Equipment Co ltd
Current assignee: Jiangsu Cutting Intelligent Equipment Co ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-02-26
Anticipated expiration: 2030-06-29

Abstract

The utility model relates to a numerical control lathe fixture, which comprises a support plate, a fixed plate, a workpiece plate, a transverse slide rail, a longitudinal slide rail, a vertical column rod, a first clamping plate, a second clamping plate, a rotating device and a screw rod, wherein the upper part of the support plate is connected with the bottom surface of the fixed plate through a triangular bearing rod, the upper surface of the fixed plate is respectively provided with the transverse slide rail and the two longitudinal slide rails, the fixed plate is fixedly connected with the workpiece plate on the surface between the two longitudinal slide rails, one side of the workpiece plate is provided with the transverse slide rail, the transverse slide rail is far away from the surface of one side of the workpiece plate and is connected with the bottom surface of the vertical column rod through a sliding block, the upper part of the vertical column rod is sleeved with the rotating device, the first rotating arc plate faces the surface of one side of the workpiece plate and is fixedly connected, further firmly clamping the workpiece and processing the workpiece on a lathe with high precision.

Description

Numerical control lathe fixture

Technical Field

The utility model relates to a numerical control lathe anchor clamps belongs to numerical control lathe technical field.

Background

The numerically controlled lathe is one of the widely used numerically controlled machines at present. The clamping fixture is mainly used for cutting processing of inner and outer cylindrical surfaces of shaft parts or disc parts, inner and outer conical surfaces of any cone angle, complex rotary inner and outer curved surfaces, cylinders, conical threads and the like, when workpieces are processed, the workpiece fixture at the current stage is weak in fastening function, particularly for spherical workpieces, clamping force is not firm enough, workpieces are processed on a lathe, precision is not high, raw material waste rate is high, clamping force is required to be firm, and the clamping fixture is also used for firmly clamping spherical workpieces.

SUMMERY OF THE UTILITY MODEL

Problem to above-mentioned prior art exists, the utility model provides a numerical control lathe anchor clamps has realized the firm centre gripping processing of articulated form work piece to and centre gripping auxiliary function on the longitudinal direction, further firm centre gripping work piece high precision processing on the lathe, the centre gripping firmness of having solved among the prior art is not enough, the not enough technical problem of ball form work piece clamping-force.

In order to achieve the above object, the utility model discloses a following technical scheme realizes: a numerical control lathe fixture comprises a supporting plate, a fixing plate, a workpiece plate, a transverse sliding rail, a longitudinal sliding rail, a stand column rod, a first clamping plate, a second clamping plate, a rotating device and a screw rod, wherein the upper part of the supporting plate is connected with the bottom surface of the fixing plate through a triangular bearing rod, the surface of the upper part of the fixing plate is respectively provided with the transverse sliding rail and the two longitudinal sliding rails, the surface of the fixing plate is fixedly connected with the workpiece plate through the fixing plate surface, one side of the workpiece plate is provided with the transverse sliding rail, the surface of one side, away from the workpiece plate, of the transverse sliding rail is connected with the surface of the bottom of the stand column rod in a sliding mode through a sliding block, the upper part of the stand column rod is sleeved with the rotating device, the rotating device comprises a sleeve sleeved on the surface of the stand column rod, the clamping device comprises a first rotating arc plate, a second rotating arc plate, a clamping plate and a second thrust plate, wherein the surface of one side, facing a workpiece plate, of the first rotating arc plate is fixedly connected with the first clamping plate, the surface of the other side, facing the workpiece plate, of the first rotating arc plate is fixedly connected with the first thrust plate, the surface of one side, facing the workpiece plate, of the second rotating arc plate is fixedly connected with the second clamping plate, the surface of the other side, facing the other side of the second rotating arc plate is fixedly connected with the second thrust plate, the surface of one side, away from the first thrust plate and the second thrust plate, of the first thrust plate is connected with the top surface of a limiting rod through a hinged shaft, the bottom surfaces of the two limiting rods are correspondingly hinged to two threaded sleeves in threaded connection on.

The clamping assembly comprises a supporting rod fixedly connected with an upper sliding block of the longitudinal sliding rail, the supporting rod is in threaded connection with a threaded rod penetrating through the surface of the supporting rod, an arc-shaped clamping plate I is arranged on the surface of one end, facing the workpiece plate, of the threaded rod, and a handle is welded on the surface of the other end of the threaded rod.

The triangular bearing rod is formed by tightly attaching three bearing rods.

The top end and the lower end of the sleeve are respectively welded with annular slideways, and the two annular slideways are symmetrically connected with a first rotating arc-shaped plate and a second rotating arc-shaped plate in a sliding mode.

The two annular slideways are connected with a first rotating arc-shaped plate and a second rotating arc-shaped plate in a sliding mode, and the first rotating arc-shaped plate and the second rotating arc-shaped plate are connected in a sliding mode in an overlapping mode.

Two sides of the screw shaft rod are provided with thread structures in opposite directions.

To sum up, the utility model provides a numerical control lathe anchor clamps has realized the firm centre gripping processing of articulated form work piece to and centre gripping auxiliary function on the longitudinal direction, further firm centre gripping work piece high precision processing on the lathe.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic exploded view of the rotary apparatus of FIG. 1 on the side away from the workpiece plate;

FIG. 3 is a schematic view of the construction of the spool rod of FIG. 2;

FIG. 4 is a schematic view of the clamp assembly of FIG. 1;

in the figure: the device comprises a supporting plate 1, a triangular supporting rod 11, a threaded sleeve 13, a handle 14, a supporting rod 15, a fixing plate 2, a workpiece plate 3, a transverse sliding rail 4, a longitudinal sliding rail 5, a clamping assembly 51, a supporting rod 52, a threaded rod 53, a first arc-shaped clamping plate 54, a screwing handle 55, an upright post rod 6, a sleeve 61, a first rotating arc-shaped plate 62, a second rotating arc-shaped plate 63, an annular slide way 64, a first clamping plate 7, a first thrust plate 71, a second thrust plate 73, a limiting rod 74, a second clamping plate 8, a rotating device 9 and a screw shaft rod 10.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1 to 4, the utility model relates to a numerical control lathe fixture, which comprises a support plate 1, a fixed plate 2, a workpiece plate 3, a transverse slide rail 4, a longitudinal slide rail 5, a column rod 6, a first clamping plate 7, a second clamping plate 8, a rotating device 9 and a screw shaft rod 10, wherein the upper part of the support plate 1 is connected with the bottom surface of the fixed plate 2 through a triangular bearing rod 11, the upper surface of the fixed plate 2 is respectively provided with the transverse slide rail 4 and the two longitudinal slide rails 5, the fixed plate 2 is fixedly connected with the workpiece plate 3 through the surface of the fixed plate 2, one side of the workpiece plate 3 is provided with the transverse slide rail 4, the surface of the transverse slide rail 4 far away from the workpiece plate 3 is connected with the bottom surface of the column rod 6 through a sliding block, the upper part of the column rod 6 is sleeved with the rotating device 9, the rotating device 9 comprises a sleeve 61 sleeved on, the surface of one side of the sleeve 61 is connected with a first rotating arc-shaped plate 62 in a sliding manner, the surface of the other side of the sleeve 61 is connected with a second rotating arc-shaped plate 63 in a sliding manner, the shape structures of the first rotating arc-shaped plate 62 and the second rotating arc-shaped plate 63 are both of inferior arc-shaped structures, so that the sliding space on the surface of the sleeve 61 is increased, the first clamping plate 7 is hinged with the second clamping plate 8, the surface of one side, facing the workpiece plate 3, of the first rotating arc-shaped plate 62 is fixedly connected with the first clamping plate 7, the surface of the other side, facing the first rotating arc-shaped plate 62, of the first rotating arc-shaped plate 62 is fixedly connected with a thrust plate 71, the surface of one side, facing the workpiece plate 3, of the second rotating arc-shaped plate 63 is fixedly connected with the second clamping plate 8, the surface, opposite to the first clamping plate 7 and the, the side surfaces, far away from each other, of the first thrust plate 71 and the second thrust plate 73 are connected with the top end surface of a limiting rod 74 through a hinged shaft, the bottom end surfaces of the two limiting rods 74 are correspondingly hinged to the surfaces of two threaded sleeves 13 which are in threaded connection on a screw shaft rod 10, the surface of one side of the screw shaft rod 10 is in threaded connection with a handle 14, and the longitudinal slide rails 5 on the two sides of the workpiece plate 3 are respectively fixedly connected with the clamping component 51 through slide blocks.

The clamping assembly 51 comprises a supporting rod 52 fixedly connected with an upper sliding block of the longitudinal sliding rail 5, the supporting rod 52 is in threaded connection with a threaded rod 53 penetrating through the surface of the supporting rod, an arc-shaped clamping plate I54 is arranged on the surface of one end, facing the workpiece plate 3, of the threaded rod 53, and a screwing handle 55 is welded on the surface of the other end of the threaded rod 53.

The triangular bearing rod 11 is formed by tightly connecting three bearing rods 15, the three bearing rods 15 form a single stress function, and a triangular structure is formed, so that the triangular bearing rod is beneficial to bearing larger pressure.

Annular slide ways 64 are respectively welded at the top end and the lower end of the sleeve 61, a first rotating arc-shaped plate 62 and a second rotating arc-shaped plate 63 are symmetrically connected between the two annular slide ways 64 in a sliding manner, and when a first thrust plate 71 and a second thrust plate 73 correspondingly slide the first rotating arc-shaped plate 62 and the second rotating arc-shaped plate 63, the first thrust plate 71 is hinged with the second thrust plate 73 through a first clamping plate 7 connected with the first arc-shaped plate 62 and a second clamping plate 8 connected with the second thrust plate 73 through the second arc-shaped plate 63, so that a workpiece to be processed is clamped.

Two annular slide 64 between sliding connection rotatory arc 62 and two 63 of rotatory arc, and rotatory arc 62 overlaps sliding connection with two 63 of rotatory arc, overlap and slide and can be in the centre gripping interval between the increase grip block 7 and the grip block two 8, can the centre gripping bigger work piece.

Two sides of the screw shaft rod 10 are provided with opposite-direction thread structures, so that the two thread sleeves 13 slide in directions to act on the first thrust plate 71 and the second thrust plate 73, and the first clamping plate 7 and the second clamping plate 8 clamp workpieces.

The using principle of the device is that a workpiece is placed on a workpiece plate 3, the clamping assembly 51 moves and positions on a longitudinal sliding rail, the threaded rod 53 pushes a first arc-shaped clamping plate 54 to move relatively, the workpiece to be processed is clamped and connected, the upright post rod 6 moves close to the workpiece plate 3 through the sliding transverse sliding rail 4, the handle 14 on the screw shaft rod 10 is screwed, two threaded sleeves 13 on the screw shaft rod 10 move in opposite directions, so as to drive the limiting rod 74 to pull a corresponding first thrust plate 71 and a second thrust plate 73, the first thrust plate 71 and the first clamping plate 7 are located on two sides of a first rotating arc-shaped plate 62, the second thrust plate 73 and the second clamping plate 8 are located on two sides of a second rotating arc-shaped plate 63, the first rotating arc-shaped plate 62 and the second rotating arc-shaped plate 63 are respectively connected with an annular slide way 64 arranged on a sleeve 61 in a sliding mode, when the first thrust plate 71 and the second thrust plate 73 slide close to, the first clamping plate 7 and the second clamping plate 8 are hinged at the largest distance, when the first thrust plate 71 and the second thrust plate 73 are far away from each other, the first clamping plate 7 and the second clamping plate 8 are hinged at the smallest distance, in this way, the first clamping plate 7 and the second clamping plate 8 rotate through the rotating device 9 to clamp and connect workpieces, and one side surface of the first clamping plate 7, which is opposite to the second clamping plate 8, is provided with a wear-resistant rubber block to guarantee wear resistance and use for a long time.

Claims

1. A numerical control lathe fixture is characterized by comprising a supporting plate (1), a fixing plate (2), a workpiece plate (3), transverse slide rails (4), longitudinal slide rails (5), an upright post rod (6), a first clamping plate (7), a second clamping plate (8), a rotating device (9) and a screw shaft rod (10), wherein the upper part of the supporting plate (1) is connected with the bottom surface of the fixing plate (2) through a triangular bearing rod (11), the upper surface of the fixing plate (2) is respectively provided with the transverse slide rails (4) and the two longitudinal slide rails (5), the surface of the fixing plate (2) is fixedly connected with the workpiece plate (3) between the two longitudinal slide rails (5), one side of the workpiece plate (3) is provided with the transverse slide rails (4), one side surface of the transverse slide rails (4) far away from the workpiece plate (3) is slidably connected with the bottom surface of the upright post rod (6) through a sliding block, the upper part of the upright post rod (6) is sleeved with a rotating device (9), the rotating device (9) comprises a sleeve (61) sleeved on the surface of the upright post rod (6), one side surface of the sleeve (61) is connected with a first rotating arc-shaped plate (62) in a sliding manner, the other side surface of the sleeve (61) is connected with a second rotating arc-shaped plate (63) in a sliding manner, the first rotating arc-shaped plate (62) faces one side surface of the workpiece plate (3) and is fixedly connected with a first clamping plate (7), the other side surface of the first rotating arc-shaped plate (62) is fixedly connected with a first thrust plate (71), the second rotating arc-shaped plate (63) faces one side surface of the workpiece plate (3) and is fixedly connected with a second clamping plate (8), the other side surface of the second rotating arc-shaped plate (63) is fixedly connected with a second thrust plate (73), and one side surfaces, far away from each other, of the first thrust plate (71) and the second thrust plate (, the surface of the bottom ends of the two limiting rods (74) is correspondingly hinged to the surface of the two threaded sleeves (13) which are connected with the screw rod (10) in a threaded manner, the surface of one side of the screw rod (10) is connected with the handle (14) in a threaded manner, and the longitudinal sliding rails (5) on the two sides of the workpiece plate (3) are respectively fixedly connected with the clamping component (51) through the sliding blocks.

2. The numerical control lathe fixture as claimed in claim 1, wherein the clamping assembly (51) comprises a support rod (52) fixedly connected with an upper slide block of the longitudinal slide rail (5), the support rod (52) is in threaded connection with a threaded rod (53) penetrating through the surface of the support rod, one end surface of the threaded rod (53) facing the workpiece plate (3) is provided with a first arc-shaped clamping plate (54), and the other end surface of the threaded rod (53) is welded with a screwing handle (55).

3. The numerical control lathe fixture as claimed in claim 1, wherein the triangular bearing rod (11) is formed by tightly connecting three bearing rods (15).

4. The numerical control lathe fixture according to claim 1, wherein the top end and the bottom end of the sleeve (61) are respectively welded with an annular slideway (64), and the two annular slideways (64) are symmetrically connected with a first rotating arc-shaped plate (62) and a second rotating arc-shaped plate (63) in a sliding manner.

5. The clamp of the numerical control lathe according to claim 4, wherein the two annular slide ways (64) are connected with the first rotating arc-shaped plate (62) and the second rotating arc-shaped plate (63) in a sliding mode, and the first rotating arc-shaped plate (62) and the second rotating arc-shaped plate (63) are connected in a sliding mode in an overlapping mode.

6. The jig of claim 1 wherein the threaded shank (10) is provided with oppositely threaded formations on opposite sides.