Lathe collet chuck clamping mechanism capable of preventing deviation

Abstract

The utility model discloses a lathe collet chuck clamping mechanism capable of preventing deviation, relates to the technical field of clamping mechanisms, and aims to solve the problems that in the prior art, clamping is prone to being unstable, so that a collet chuck and a clamped tool are inclined, and the machining effect on a machined workpiece is affected. Fixing plates are fixed to the two ends of the annular outer wall of the circular block correspondingly, fixing frames are fixed to the ends, away from each other, of the two fixing plates correspondingly, and the two fixing frames are slidably connected with sliding blocks correspondingly. The head end of the collet chuck is inserted into the sleeve, the tail end of the collet chuck is inserted between the two push blocks, the worm is rotated, the worm drives the lead screw to rotate through the worm gears meshed with each other, the rotating lead screw drives the sliding block in threaded connection to move along the fixing frame, and the sliding block drives the connected push block to approach the sleeve. And the spring chuck is extruded to be close to the sleeve, and fixing of the spring chuck is completed.

Description

TECHNICAL FIELD

[0001] The utility model relates to clamping mechanism technical field especially relates to a prevent the shift lathe spring chuck clamping mechanism. BACKGROUND

[0002] The numerical control lathe is one of numerical control machine tools that are more widely used at present, it is mainly used for the inner and outer cylindrical surface of shaft parts or disc parts, the inner and outer conical surface of arbitrary taper angle, complex rotary inner and outer curved surface and cylindrical, conical thread cutting and so on, and can carry out cutting groove, drilling, hole expanding, reaming and boring etc., the numerical control machine tool is according to the machining of the part to be processed that is processed beforehand, automatically, before using the lathe to process the part, need first to the spring chuck clamping operation, at this moment, use the clamping mechanism.

[0003] At present, part of existing clamping mechanism when clamping spring chuck, use single locking nut locking, it is easy to clamping unstable, make the spring chuck and the clamped tool skew, thereby influence the machining effect of the workpiece, cause unnecessary loss. UTILITY MODEL CONTENTS

[0004] In view of the deficiency of prior art, the utility model provides a prevent the shift lathe spring chuck clamping mechanism, overcome the deficiency of prior art, effectively solve the problem that the prior art is easy to clamping unstable, make the spring chuck and the clamped tool skew, thereby influence the machining effect of the workpiece.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A prevent the shift lathe spring chuck clamping mechanism, including round block, the annular outer wall both ends of round block are fixed with fixed plate, and the mutually far away one end of two fixed plates is fixed with fixed frame, two fixed frames are slidably connected with sliding block respectively, and the mutually close one end of two sliding blocks is connected with push block respectively, the mutually close side of two fixed frames is provided with screw rod respectively, and the one end of mutually close side outer wall of two fixed frames is fixed with connecting block respectively, and the mutually close one end of two connecting blocks is fixed with sleeve.

[0007] The first end of spring chuck is inserted into the sleeve, and the tail end of spring chuck is inserted between two push blocks, by rotating the worm, the worm drives the screw rod to rotate through the intermeshing worm gear, the rotating screw rod drives the screwing sliding block to move along the fixed frame, the sliding block drives the connected push block to close to the sleeve direction, extruding spring chuck close to the sleeve, complete the fixation of spring chuck.

[0008] Preferably, the annular outer wall both sides of the round block are fixed with mounting plate, and the mounting plate is connected and fixed with the external lathe through bolt.

[0009] Through the connecting and fixing of the mounting plate and the external lathe, the mounting and fixing of the whole clamping mechanism are completed.

[0010] Preferably, the outer wall of one end of the sliding block is fixed with symmetrically distributed inserting rods, and the outer wall of one side of the sliding block is provided with screw holes matched with the lead screw.

[0011] The sliding rod is connected with the push block through the inserting rods, and the rotating lead screw drives the sliding block to move along the fixed frame.

[0012] Preferably, the outer wall of the push block is fixed with a fixed block, and the top of the fixed block is provided with an inserting groove matched with the inserting rod.

[0013] The push block is connected and fixed with the sliding block through the inserting of the inserting rod and the inserting groove of the fixed block.

[0014] Preferably, the two ends of the lead screw are rotatably connected with the fixed plate and the connecting block respectively, and the wall of the lead screw is sleeved with a worm wheel at one end close to the fixed plate.

[0015] The lead screw is rotatably installed through the fixed plate and the connecting block.

[0016] Preferably, the two fixed frames are rotatably connected with a worm, and the worm and the worm wheel are meshed with each other.

[0017] The worm is rotated to drive the worm wheel to rotate, and then drive the two lead screws to rotate.

[0018] The beneficial effects of the utility model are as follows:

[0019] By inserting the head end of the spring collet into the sleeve and inserting the tail end of the spring collet between the two push blocks, rotating the worm, the worm drives the lead screw to rotate through the meshed worm wheel, the rotating lead screw drives the screwed sliding block to move along the fixed frame, and the sliding block drives the connected push block to move towards the sleeve, so that the spring collet is pressed close to the sleeve, the fixing of the spring collet is completed, and the problem that the existing technology is easy to clamp unstably, the spring collet and the clamped tool are skewed, and the machining effect of the machined workpiece is affected is effectively solved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 The utility model provides a kind of overall structure schematic diagram of lathe spring collet clamping mechanism of preventing deviation;

[0021] Fig. 2 The utility model provides a kind of sliding block and push block structure schematic diagram of lathe spring collet clamping mechanism of preventing deviation;

[0022] Fig. 3The utility model provides a whole structure working schematic diagram of a lathe spring chuck clamping mechanism capable of preventing deviation.

[0023] In the figure: 1, round block; 2, mounting plate; 3, fixed plate; 4, fixed frame; 5, sliding block; 6, push block; 7, insertion rod; 8, fixed block; 9, screw rod; 10, worm wheel; 11, worm; 12, connecting block; 13, sleeve. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0025] Embodiment:

[0026] Reference Figs. 1-3 A lathe spring chuck clamping mechanism capable of preventing deviation includes a round block 1, the annular outer wall of the round block 1 is fixed with fixed plates 3 at both ends, the ends of the two fixed plates 3 away from each other are fixed with fixed frames 4, the two fixed frames 4 are slidingly connected with sliding blocks 5, the ends of the two sliding blocks 5 close to each other are connected with push blocks 6 respectively, the sides of the two fixed frames 4 close to each other are provided with screw rods 9 respectively, the ends of the outer walls of the two fixed frames 4 close to each other are fixed with connecting blocks 12 respectively, and the ends of the two connecting blocks 12 close to each other are fixed with sleeves 13.

[0027] The two sides of the annular outer wall of the round block 1 are fixed with mounting plates 2, the mounting plates 2 are connected and fixed with external lathes through bolts, the mounting and fixing of the whole clamping mechanism are completed through the connection and fixing of the mounting plates 2 with external lathes, the end of the outer wall of the sliding block 5 close to the push block 6 is fixed with symmetrically distributed insertion rods 7, the outer wall of one side of the sliding block 5 is provided with screw holes matched with the screw rods 9, the sliding block 5 is connected with the push block 6 through the insertion rod 7, and the screw rod 9 drives the sliding block 5 to move along the fixed frame 4.

[0028] The outer wall of the push block 6 is fixed with a fixed block 8, the top of the fixed block 8 is provided with an insertion slot matched with the insertion rod 7, the push block 6 is connected and fixed with the sliding block 5 through the insertion of the insertion rod 7 and the insertion slot of the fixed block 8, the two ends of the screw rod 9 are rotatably connected with the fixed plates 3 and the connecting blocks 12 respectively, the end of the screw rod 9 wall close to the fixed plate 3 is sleeved with a worm wheel 10, the screw rod 9 is rotatably installed through the fixed plate 3 and the connecting block 12, the two fixed frames 4 are rotatably connected with worm gears 11, the worm gears 11 are meshed with the worm wheels 10, the worm gears 11 are rotated to drive the worm wheels 10 to rotate, and then the two screw rods 9 are rotated.

[0029] Working principle:

[0030] In operation, the head end of the spring collet is inserted into the sleeve 13, and the tail end of the spring collet is inserted between the two push blocks 6. By rotating the worm 11, the worm 11 drives the screw rod 9 to rotate through the intermeshing worm gears 10. The rotating screw rod 9 drives the screw-connected sliding block 5 to move along the fixed frame 4. The sliding block 5 drives the connected push block 6 to move towards the sleeve 13, so as to press the spring collet close to the sleeve 13, and the fixing of the spring collet is completed.

[0031] The above merely describes a preferred embodiment of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art, according to the technical scheme and the inventive concept of the present application, can make equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A lathe spring chuck clamping mechanism for preventing misalignment, comprising a round block (1), characterized in that, Both ends of the annular outer wall of the round block (1) are fixedly provided with fixed plates (3), and the distal ends of the two fixed plates (3) are fixedly provided with fixed frames (4), the two fixed frames (4) are slidingly connected with sliding blocks (5), the distal ends of the two sliding blocks (5) are connected with push blocks (6), the sides of the two fixed frames (4) close to each other are respectively provided with lead screws (9), the outer walls of the two fixed frames (4) close to each other are respectively fixedly provided with connecting blocks (12), and the distal ends of the two connecting blocks (12) close to each other are fixedly provided with sleeves (13).

2. A deflection preventing lathe spring chuck collet chucking mechanism according to claim 1, wherein, Both sides of the annular outer wall of the round block (1) are fixedly provided with mounting plates (2), and the mounting plates (2) are connected and fixed with external lathes through bolts.

3. A deflection preventing lathe spring chuck collet chucking mechanism according to claim 1, wherein, The outer wall of the end of the sliding block (5) close to the push block (6) is fixedly provided with symmetrically distributed insertion rods (7), and the outer wall of one side of the sliding block (5) is provided with screw holes matched with the lead screws (9).

4. A deflection preventing lathe spring chuck collet chucking mechanism according to claim 3, wherein, The outer wall of the push block (6) is fixedly provided with a fixed block (8), and the top of the fixed block (8) is provided with an insertion slot matched with the insertion rod (7).

5. A deflection preventing lathe spring chuck collet chucking mechanism according to claim 1, wherein, Both ends of the lead screw (9) are rotationally connected with the fixed plate (3) and the connecting block (12), and the end of the lead screw (9) close to the fixed plate (3) is sleeved with a worm wheel (10).

6. A deflection preventing lathe spring chuck collet chucking mechanism according to claim 5, wherein, The two fixed frames (4) are rotationally connected with worm gears (11), and the worm gears (11) are meshed with the worm wheels (10).

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