CN219617157U

CN219617157U - Chuck guide sleeve for CNC (computerized numerical control) lathe

Info

Publication number: CN219617157U
Application number: CN202320671631.0U
Authority: CN
Inventors: 丁建喜; 宋秀宁
Original assignee: Dongguan Titan Machinery Co ltd
Current assignee: Dongguan Titan Machinery Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-09-01
Anticipated expiration: 2033-03-30

Abstract

The utility model discloses a chuck guide sleeve for a CNC (computerized numerical control) lathe, which comprises a sleeve and clamping pieces, wherein the two ends of two sides of the top of the sleeve are respectively fixedly welded with the clamping pieces, the top of the outer side of each clamping piece is provided with a protruding block, gaps are arranged between the clamping pieces, two groups of movable cavities are respectively arranged on two sides of the bottom of the sleeve, two groups of sleeves are fixedly welded on the inner sides of the movable cavities, and thin rods are movably connected inside the sleeves. According to the chuck guide sleeve for the CNC numerical control lathe, the two groups of movable chambers are respectively arranged on the two sides of the bottom of the sleeve, when the sleeve is aligned to the slot of the rotating mechanism and is inserted, part of steel balls protruding out of the cavities on the two sides can be attached to the inner wall of the slot, the first spring arranged outside the inner sleeve is used for controlling the movement of the shell, the sleeve can be prevented from shaking too large in the slot to slip or incline the cutter under the limit of the thin rod, and the problem that the chuck guide sleeve is easy to shake is solved.

Description

Chuck guide sleeve for CNC (computerized numerical control) lathe

Technical Field

The utility model relates to the technical field of chuck guide sleeves, in particular to a chuck guide sleeve for a CNC (computerized numerical control) lathe.

Background

The chuck guide sleeve is a common fixture arranged on a numerical control lathe, the inside of the chuck guide sleeve is hollow, different milling tools can be inserted, and then the chuck guide sleeve can be unfolded and processed by locking and fixing a sleeve shell.

At present, a novel chuck guide sleeve for a CNC numerical control lathe is provided to solve the problems.

Disclosure of Invention

The utility model aims to provide a chuck guide sleeve for a CNC numerical control lathe, which aims to solve the problem that the chuck guide sleeve is easy to shake in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a CNC is chuck guide pin bushing for numerical control lathe, includes sleeve pipe and grip block, the both ends of sleeve pipe top both sides are fixed welding respectively has the grip block, the top in the grip block outside is provided with the boss, be provided with the gap between the grip block, the both sides of sleeve pipe bottom are provided with two sets of movable chamber respectively, the inboard fixed welding of movable chamber has two sets of sleeves, telescopic inside swing joint has the thin pole, fixedly connected with shell between the outside of thin pole, the inside activity of shell is inlayed and is had the steel ball, fixed welding has first spring between shell and one side of sleeve.

Preferably, the first spring is sleeved outside the slender rod, and the first spring, the slender rod and the sleeve are arranged in concentric circles.

Preferably, the top of centre gripping piece inboard is provided with the cavity, fixedly welded with second spring on the inner wall of cavity, fixedly connected with extrusion piece between the outside of second spring, one side fixedly connected with stopper of extrusion piece.

Preferably, the extrusion block can move horizontally along the top of the protruding block, and the limiting block is embedded in the cavity.

Preferably, the bottom inside the sleeve is provided with a cylinder groove, the bottom of the inner side of the clamping piece is provided with three groups of clamping grooves, a stop block is fixedly inserted between the clamping grooves, and the inner wall of the clamping piece is provided with a frosting piece.

Preferably, the clamping piece and the polishing piece are positioned on the same vertical plane, and the stop block is positioned above the cylindrical groove.

Compared with the prior art, the utility model has the beneficial effects that: the chuck guide sleeve for the CNC numerical control lathe not only realizes the purpose of preventing the chuck guide sleeve from shaking too much and fixing the chuck guide sleeve and the external sleeve shell, but also realizes the purpose of limiting the movement of an internal cutter;

(1) Two groups of movable chambers are respectively arranged on two sides of the bottom of the sleeve, when the sleeve is aligned to the slot of the rotating mechanism and is inserted, part of steel balls which are protruded out of the cavities on the two sides can be attached to the inner wall of the slot, the first spring arranged outside the inner sleeve is used for controlling the movement of the shell, the sleeve can be prevented from sliding or tilting due to overlarge shaking amplitude in the slot under the limit of a thin rod, and the sleeve block is continuously sleeved so as to be connected with the rotating mechanism, so that the machining accuracy of a lathe can be ensured;

(2) The top of the inner side of the clamping piece is provided with a cavity, when the shell outside the sleeve is sleeved and screwed and fixed by threads, the interiors of the cavities at the tops of the four groups of clamping pieces are respectively attached to the inner wall of the shell by the extrusion blocks, and the cavities are elastically fixed under the supporting action of the second spring, so that the external shell is prevented from slipping;

(3) Through being provided with the cylinder groove in the inside bottom of sleeve pipe, all be equipped with the dull polish piece on the inner wall of everywhere grip tab on a large scale, insert here at the cutter body of rod and can effectively strengthen frictional resistance, avoid this thing to break away from chuck guide pin bushing, and be used for the cylinder groove top of slot to be equipped with the parallel draw-in groove of multiunit, can dial the grip tab in advance and place the dog in here and carry out the joint fixedly, then adjust inside cavity way according to the length of the cutter body of rod, also adjusted the length position of outside cutter.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic diagram of a front cross-sectional structure of a movable chamber according to the present utility model;

FIG. 3 is an enlarged partial cross-sectional view of the structure of FIG. 1A according to the present utility model;

fig. 4 is a schematic cross-sectional elevation view of a sleeve according to the present utility model.

In the figure: 1. a sleeve; 2. a clamping piece; 3. a protruding block; 4. a sanding sheet; 5. a slit; 6. a cavity; 7. extruding a block; 8. a clamping groove; 9. a stop block; 10. a cylindrical groove; 11. steel balls; 12. a housing; 13. a movable chamber; 14. a sleeve; 15. a first spring; 16. a thin rod; 17. a second spring; 18. and a limiting 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.

Example 1: referring to fig. 1-4, a chuck guide sleeve for a CNC numerically controlled lathe comprises a sleeve 1 and clamping pieces 2, wherein the two ends of two sides of the top of the sleeve 1 are respectively fixedly welded with the clamping pieces 2, the top of the outer side of the clamping pieces 2 is provided with a convex block 3, gaps 5 are arranged between the clamping pieces 2, two groups of movable cavities 13 are respectively arranged on two sides of the bottom of the sleeve 1, two groups of sleeves 14 are fixedly welded on the inner sides of the movable cavities 13, a thin rod 16 is movably connected inside the sleeves 14, a shell 12 is fixedly connected between the outer sides of the thin rod 16, steel balls 11 are movably inlaid inside the shell 12, and a first spring 15 is fixedly welded between the shell 12 and one side of the sleeve 14;

the first spring 15 is sleeved outside the thin rod 16, and the first spring 15, the thin rod 16 and the sleeve 14 are concentrically arranged;

specifically, as shown in fig. 1 and 2, when the sleeve 1 is aligned to the slot of the rotating mechanism and inserted, part of the steel balls 11 protruding from the cavities 6 at both sides will be attached to the inner wall of the slot, and the first spring 15 installed outside the inner sleeve 14 controls the movement of the housing 12, so that the sleeve 1 can be prevented from shaking too much inside the slot under the limitation of the thin rod 16, and the tool can be prevented from slipping or tilting.

Example 2: the top of the inner side of the clamping piece 2 is provided with a cavity 6, a second spring 17 is fixedly welded on the inner wall of the cavity 6, an extrusion block 7 is fixedly connected between the outer sides of the second springs 17, one side of the extrusion block 7 is fixedly connected with a limiting block 18, the extrusion block 7 can horizontally move along the top of the protruding block 3, and the limiting block 18 is embedded in the cavity 6;

specifically, as shown in fig. 1 and 3, when the casing outside the sleeve 1 is sleeved and screwed and fixed by threads, the interiors of the cavities 6 at the tops of the four groups of clamping pieces 2 are respectively attached to the inner wall of the casing by the extrusion blocks 7, and elastic force is applied to the cavities to fix the cavities under the supporting action of the second springs 17, so that the outer casing is prevented from slipping, and the connection strength between the two cavities can be improved.

Example 3: the bottom of the inside of the sleeve 1 is provided with a cylindrical groove 10, the bottom of the inside of the clamping piece 2 is provided with three groups of clamping grooves 8, a stop block 9 is fixedly inserted between the inner parts of the clamping grooves 8, the inner wall of the clamping piece 2 is provided with a frosting piece 4, the clamping piece 2 and the frosting piece 4 are positioned on the same vertical plane, and the stop block 9 is positioned above the cylindrical groove 10;

specifically, as shown in fig. 1 and fig. 4, the inner walls of the clamping pieces 2 are all provided with the abrasive pieces 4 in a large range, the friction resistance can be effectively enhanced when the cutter rod body is inserted into the cutter rod body, the object is prevented from being separated from the chuck guide sleeve, a plurality of groups of parallel clamping grooves 8 are arranged above the cylindrical grooves 10 for the slots, the clamping pieces 2 can be pulled out in advance to clamp and fix the stop blocks 9 at the positions, and then the inner cavity is adjusted according to the length of the cutter rod body, so that the assembly of the object is more convenient.

Working principle: when the utility model is used, the abrasive sheets 4 are arranged on the inner walls of the clamping sheets 2 in a large range, friction resistance can be effectively enhanced when the cutter rod body is inserted into the clamping sleeve, the object is prevented from falling off the clamping sleeve, a plurality of groups of parallel clamping grooves 8 are arranged above the cylindrical grooves 10 for the slots, the clamping sheets 2 can be pulled out in advance to clamp and fix the stop blocks 9 at the position, then the inner cavity is adjusted according to the length of the cutter rod body, so that the object is more convenient to assemble, then when the shell outside the sleeve 1 is sleeved and screwed and fixed by threads, the inner cavities 6 at the tops of the four groups of clamping sheets 2 are respectively adhered to the inner wall of the shell by the extrusion blocks 7 and are fixed by applying elastic force to the shell under the supporting action of the second springs 17, the connecting strength between the two can be improved, finally, the steel balls 11 in the parts of the two side cavities 6 are adhered to the inner wall of the position when the sleeve 1 is aligned with the slots of the rotating mechanism and inserted, the first springs 15 arranged outside the inner sleeve 14 are used for controlling the movement of the shell 12, the sleeve 1 can be prevented from falling off in the inner side of the slots under the limitation of the thin rod 16, and the accurate processing of the cutter can be ensured.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a CNC is chuck guide pin bushing for numerical control lathe, includes sleeve pipe (1) and grip block (2), its characterized in that: the utility model discloses a sleeve pipe, including sleeve pipe (1), sleeve pipe (14), steel ball (11) are inlayed in the inside activity of shell (12), sleeve pipe (1) top both ends fixedly welded with centre gripping piece (2) respectively in top both sides, the top in centre gripping piece (2) outside is provided with protruding piece (3), be provided with gap (5) between centre gripping piece (2), the both sides in sleeve pipe (1) bottom are provided with two sets of movable chamber (13) respectively, the inboard fixed welding of movable chamber (13) has two sets of sleeve (14), the inside swing joint of sleeve (14) has thin pole (16), fixedly connected with shell (12) between the outside of thin pole (16), the inside activity of shell (12) is inlayed and is had steel ball (11), fixed welding has first spring (15) between one side of shell (12) and sleeve (14).

2. The chuck guide sleeve for a CNC numerical control lathe according to claim 1, wherein: the first springs (15) are sleeved outside the thin rods (16), and the first springs (15), the thin rods (16) and the sleeves (14) are arranged in concentric circles.

3. The chuck guide sleeve for a CNC numerical control lathe according to claim 1, wherein: the top of centre gripping piece (2) inboard is provided with cavity (6), fixedly welded on the inner wall of cavity (6) has second spring (17), fixedly connected with extrusion piece (7) between the outside of second spring (17), one side fixedly connected with stopper (18) of extrusion piece (7).

4. A chuck guide sleeve for a CNC numerical control lathe according to claim 3, wherein: the extrusion block (7) can horizontally move along the top of the protruding block (3), and the limiting block (18) is embedded in the cavity (6).

5. The chuck guide sleeve for a CNC numerical control lathe according to claim 1, wherein: the novel polishing device is characterized in that a cylindrical groove (10) is formed in the bottom end of the inside of the sleeve (1), three groups of clamping grooves (8) are formed in the bottom of the inner side of the clamping piece (2), a stop block (9) is fixedly inserted between the clamping grooves (8), and a polishing piece (4) is arranged on the inner wall of the clamping piece (2).

6. The chuck guide sleeve for a CNC numerically controlled lathe as set forth in claim 5, wherein: the clamping piece (2) and the grinding piece (4) are positioned on the same vertical plane, and the stop block (9) is positioned above the cylindrical groove (10).