CN224144057U - Workpiece clamping quick positioning device for processing machine tool - Google Patents

Abstract

This utility model discloses a workpiece clamping and rapid positioning device for machine tools, relating to the technical field of positioning devices. It includes a frame, which is a cross-shaped component. Openings are provided at both ends and sides of the frame. Displacement blocks are provided at the openings at both ends and sides. Several columns are mounted on the surfaces of the four displacement blocks facing the center of the frame. A connecting member is provided at the center of the frame, and a motor is located at the bottom of the connecting member. This utility model, through a series of structural features, tightly fixes the part, ensuring that irregularly shaped parts can be clamped without displacement during processing. It can be used to replace parts of different sizes without disassembling the parts connected to the machine tool. The operation is simple, reducing the probability of part damage. The positioning device facilitates adjustment of the part's position, placing the part directly below the machine tool operating components. The operation is simple and does not require frequent disassembly and reassembly of the part.

Description

Workpiece clamping quick positioning device for processing machine tool

Technical Field

The utility model relates to the technical field of positioning devices, in particular to a workpiece clamping rapid positioning device for a processing machine tool.

Background

Machine tools refer to equipment for manufacturing or processing materials such as metal, plastic, wood, and the like. The device is a mechanical device which is important in industrial production and is widely applied to various fields such as automobile manufacturing, aerospace, electronic equipment, energy sources and the like.

The lathe need use positioner to carry out the centre gripping to the part when processing the part, and the quick positioner of work piece centre gripping of current processing lathe is fixed through the rigid clamp mostly when carrying out the part centre gripping, and the rigid clamp can't effectively wrap up the surface of part when fixing special-shaped part, and the gliding phenomenon can appear in the part when processing, when fixing the part of equidimension not, probably need change anchor clamps, and current positioner dismantles the step more complicated, and need dismantle the part when adjusting the part position mostly and adjust, the simple operation.

Disclosure of utility model

The utility model aims to provide a workpiece clamping and quick positioning device for a processing machine tool, which is used for solving the problems in the background technology.

In order to achieve the aim, the workpiece clamping quick positioning device for the processing machine tool comprises a frame, wherein the frame is a cross-shaped part, openings are formed in two ends and two sides of the frame in a penetrating mode, displacement blocks are arranged at the positions of the openings at the two ends and the two sides of the frame, a plurality of stand columns are arranged on the surfaces of the four displacement blocks towards the middle position of the frame, connecting pieces are arranged at the middle position of the frame, a motor is arranged at the bottom end of the connecting pieces, a base is arranged on the outer surface of the motor, a sliding block is arranged at the bottom end of the base, and a guide rail is arranged at the bottom of the sliding block.

Preferably, the two ends of the frame and the opposite ends of the openings on two sides are respectively provided with a limit rail, the bottom of the displacement block extends to the inside of the opening, two sides of the extending end of the displacement block are respectively provided with a clamping groove matched with the limit rails, the clamping grooves and the limit rails are matched for use, the displacement block is limited, the displacement block can be driven to perform linear motion, and clamping force is applied to parts.

Preferably, one end of the displacement block faces to the outer position of the frame, two vertical rods are connected between the outer surfaces of the electric push rod and the frame together, the fixed end of the electric push rod is fixed by the vertical rods, and the output end of the electric push rod drives the corresponding displacement block to move.

Preferably, a plurality of the one end of stand all extends to inside the displacement piece that corresponds, a plurality of the extension end of stand all is provided with the spring, when four displacement pieces remove when applys clamping force to the spare part, a plurality of stand and the edge contact of part, if the part is irregular shape, the protruding stand that can extrude of part edge makes partial stand like the inside shrink of displacement piece, guarantee part edge protruding department is blocked owner, guarantee fixed compactness, the stand extrusion spring of shrink, the part is released the back spring and is promoted the stand, make the stand reset.

Preferably, the surface of frame below connecting piece is provided with the backing plate, the top of backing plate is provided with four screws, four the top of screw is all run through and is extended the frame, and the backing plate supports the frame, and the screw is spacing, cup joints the frame outside the screw after, consolidates at the extension end installation screw of screw, makes the frame fixed inseparable, and the frame can be dismantled and overhaul.

Preferably, a supporting plate is arranged at the bottom end of the guide rail, the guide rail is fixed by the supporting plate, and the supporting plate can be arranged on the machine tool, so that the positioning device is fixed at a preset position.

Compared with the prior art, the utility model has the beneficial effects that:

1. This a work piece centre gripping quick positioning device for processing lathe, four displacement pieces that set up through the frame top, four displacement pieces carry out linear motion on the frame top, carry out the centre gripping to the spare part, the one end of four displacement pieces is provided with a plurality of collapsible stand towards frame intermediate position department, the stand can be withdrawn the displacement piece inside when contacting with the surface of dysmorphism part by the extrusion, with the protruding parcel of edge of part, make the part by closely fixed, ensure that dysmorphism part can be held, can not appear the displacement during processing.

2. This a quick positioner of work piece centre gripping for processing lathe through convenient to detach's frame, can change to the part of equidimension not, need not to dismantle the part of being connected with the lathe, and operating procedure is simple, reduces the part probability of damaging.

3. This a work piece centre gripping quick positioning device for processing lathe, through rotatable connecting piece and guide rail, guide rail and lathe conveying assembly are crisscross and set up, and when the part was handled by the centre gripping, the rotation of accessible connecting piece and the linear motion of guide rail, the position of regulation part makes positioner be convenient for adjust the part position, makes part lathe operating unit under, and operating procedure is simple, need not frequent dismouting part.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a portion of a displacement block according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a portion of a connector structure according to the present utility model.

The device comprises a frame 1, a column 2, a displacement block 3, a 4, an electric push rod 5, a vertical rod 6, a base 7, a supporting plate 8, a connecting piece 9, a limit track 10, a clamping groove 11, a spring 12, a motor 13, a screw rod 14, a backing plate 15, a guide rail 16 and a sliding block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 to 3, the workpiece clamping quick positioning device for a processing machine tool in this embodiment includes a frame 1, the frame 1 is a cross-shaped component, both ends and both sides of the frame 1 are all provided with openings in a penetrating manner, both ends and both sides of the frame 1 are provided with displacement blocks 3, the bottoms of the displacement blocks 3 extend into the openings, a plurality of stand columns 2 are all installed at the middle positions of the four displacement blocks 3 facing the frame 1, the four displacement blocks 3 perform linear motion by taking the openings as tracks, clamping force is applied to a part at the top end of the frame 1, the plurality of stand columns 2 are in contact with the outer surface of the part, the stand columns 2 shrink towards the inside of the displacement blocks 3 by pushing force applied by the displacement blocks 3, the outer surface of the part is wrapped, stability of clamping is guaranteed, a connecting piece 8 is arranged at the middle position of the frame 1, the bottom end of the connecting piece 8 is provided with a motor 12, the connecting piece 8 can be driven by the motor 12 to perform rotary motion so as to adjust the angle of the part fixed by the frame 1, the outer surface of the motor 12 is provided with a base 6, the bottom of the base 6 is provided with a slide block 16, the bottom of the slide block 16 is provided with a guide rail 15, and the top of the slide block 16 can perform linear motion at the top of the guide rail 15.

Specifically, both ends of the frame 1 and opposite ends of the openings on both sides are provided with limiting rails 9, the bottom of the displacement block 3 extends to the inside of the opening, both sides of the extending end of the displacement block 3 are provided with clamping grooves 10 matched with the limiting rails 9, the clamping grooves 10 are matched with the limiting rails 9 for use, the displacement block 3 is limited, the displacement block 3 can be driven to perform linear motion, and clamping force is applied to parts.

Further, the displacement piece 3 one end is provided with electric putter 4 towards frame 1 outside position department, is connected with two pole setting 5 jointly between the surface of electric putter 4 and frame 1, and electric putter 4's stiff end is fixed by pole setting 5, and electric putter 4's output drive corresponds displacement piece 3 moves.

Further, the one end of a plurality of stand 2 all extends to inside the displacement piece 3 that corresponds, the extension end of a plurality of stand 2 all is provided with spring 11, when four displacement pieces 3 remove when applys clamping force to the spare part, the edge contact of a plurality of stand 2 and part, if the part is irregular shape, the protruding stand 2 that can extrude of part edge, make partial stand 2 like the inside shrink of displacement piece 3, guarantee part edge protruding department is blocked owner, guarantee fixed compactness, the stand 2 extrusion spring 11 of shrink, the part is released back spring 11 and is promoted stand 2, make stand 2 reset.

Further, the surface of frame 1 below connecting piece 8 is provided with backing plate 14, and the top of backing plate 14 is provided with four screw rods 13, and frame 1 is all run through and is extended at the top of four screw rods 13, and backing plate 14 supports frame 1, and screw rod 13 is spacing frame 1, cup joints frame 1 outside screw rod 13 back, consolidates at the extension end installation screw of screw rod 13, makes frame 1 fixed inseparable, and frame 1 can dismantle and overhaul.

Still further, the bottom end of the guide rail 15 is provided with a support plate 7, the support plate 7 fixes the guide rail 15, and the support plate 7 can be mounted on a machine tool to fix the positioning device at a predetermined position.

When the positioning device is used, the corresponding displacement blocks 3 are pulled by the four electric push rods 4, so that the four displacement blocks 3 are far away from the middle position of the frame 1, then the part to be clamped is placed at the top end of the frame 1, the four electric push rods 4 drive the displacement blocks 3 to move towards the position of the part, at the moment, the plurality of upright posts 2 are in contact with the outer surfaces of the part, the upright posts 2 are contracted towards the inside of the displacement blocks 3 by the thrust exerted by the displacement blocks 3, the outer surfaces of the part are wrapped, the clamping stability is ensured, the base 6 in the positioning device is arranged on a conveying assembly of a machine tool, the guide rail 15 is perpendicular to the conveying direction of the machine tool, when the special-shaped part is fixed, the sliding block 16 at the top end of the guide rail 15 can be used for carrying out displacement, and meanwhile, the connecting piece 8 can drive the frame 1 to carry out rotary motion, so that the position of the special-shaped part is convenient to adjust, and the operation assembly of the machine tool can carry out operation on the preset position of the part.

It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited thereto, but may be modified or substituted for some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. A workpiece clamping quick positioning device for a processing machine tool comprises a frame (1) and is characterized in that the frame (1) is a cross-shaped component, openings are formed in the two ends and two sides of the frame (1) in a penetrating mode, displacement blocks (3) are arranged at the positions of the openings of the two ends and the two sides of the frame (1), a plurality of upright posts (2) are arranged on the surfaces of the displacement blocks (3) towards the middle position of the frame (1), connecting pieces (8) are arranged at the middle position of the frame (1), a motor (12) is arranged at the bottom end of each connecting piece (8), a base (6) is arranged on the outer surface of each motor (12), a sliding block (16) is arranged at the bottom end of each base (6), and guide rails (15) are arranged at the bottoms of the sliding blocks (16).

2. The workpiece clamping quick positioning device for a processing machine tool according to claim 1, wherein limiting rails (9) are arranged at two ends of the frame (1) and opposite ends of openings at two sides, the bottom of the displacement block (3) extends into the openings, and clamping grooves (10) matched with the limiting rails (9) are formed in two sides of the extending end of the displacement block (3).

3. The workpiece clamping quick positioning device for the processing machine tool according to claim 1, wherein an electric push rod (4) is arranged at the position, facing the outside of the frame (1), of one end of the displacement block (3), and two vertical rods (5) are connected between the electric push rod (4) and the outer surface of the frame (1) together.

4. The workpiece clamping and quick positioning device for the processing machine tool according to claim 1, wherein one ends of the upright posts (2) extend into the corresponding displacement blocks (3), and springs (11) are arranged at the extending ends of the upright posts (2).

5. The workpiece clamping and quick positioning device for the processing machine tool according to claim 1, wherein a base plate (14) is arranged on the outer surface of a connecting piece (8) below the frame (1), four screw rods (13) are arranged at the top ends of the base plate (14), and the tops of the four screw rods (13) extend out of the frame (1) in a penetrating mode.

6. The workpiece clamping and quick positioning device for a processing machine tool according to claim 1, wherein the bottom end of the guide rail (15) is provided with a support plate (7).