CN210848384U

CN210848384U - Chuck for lathe

Info

Publication number: CN210848384U
Application number: CN201921627327.6U
Authority: CN
Inventors: 不公告发明人
Original assignee: METALL UROICAL VEHICLE MANUFACTURER OF ANGANG SUBSIDIARY ENTERPRISE Corp
Current assignee: Anshan Metallurgical Group Vehicle Manufacturing Co.,Ltd.
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-06-26
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses a chuck for lathe, including chuck seat and chuck lid, fixedly connected with chuck lid on the chuck seat, the mounting groove has been seted up on the chuck seat, the inside that corresponds the mounting groove on the chuck seat rotates and is connected with three bevel gear, three bevel gear is the annular and distributes, and the contained angle in between two adjacent bevel gears is 120, the card hole has all been seted up to the top of three bevel gear, the inside of mounting groove corresponds the position of bevel gear and is provided with the rotating fluted disc, the rotating fluted disc meshes with three bevel gear respectively and is connected, the Archimedes helicla flute has been seted up to one side of keeping away from bevel gear on the rotating fluted disc; the utility model provides a current chuck add man-hour loading and unloading, the chuck is along with lathe spindle pivoted problem easily, has improved the security, can be better carry out the location with the machined part and press from both sides tightly, when loading and unloading machined part, avoid using outside spanner to fasten and dismantle simultaneously, after accomplishing the use, avoid forgetting the condition of taking out the spanner to avoid causing potential safety hazard and accident.

Description

Chuck for lathe

Technical Field

The utility model relates to a clamping technical field specifically is a chuck for lathe.

Background

The chuck is the mechanical device who is used for pressing from both sides tight work piece on the lathe, utilize the radial movement of the movable jack catch of equipartition on the chuck body, the lathe annex of work piece clamp and location, the chuck generally comprises chuck body, movable jack catch and jack catch actuating mechanism triplex, current chuck is adding man-hour loading and unloading, the chuck rotates along with the lathe main shaft easily, and the security is not high, can not be better carry out the location with the machined part and press from both sides tightly, simultaneously when loading and unloading machined part, need use outside spanner to fasten and dismantle, after accomplishing the use, forget the condition of taking out the spanner easily, thereby can cause potential safety hazard and accident.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chuck for lathe to current chuck that proposes in solving above-mentioned background art adds man-hour at loading and unloading, and the chuck rotates along with the lathe spindle easily, and the security is not high moreover, can not be better advance line location with the machined part and press from both sides tightly, when loading and unloading machined part, need use external wrench to fasten and dismantle simultaneously, after accomplishing the use, forget the condition of taking out the spanner easily, thereby can cause the problem of potential safety hazard and accident.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chuck for lathe, includes chuck seat and chuck lid, fixedly connected with chuck lid on the chuck seat, the mounting groove has been seted up on the chuck seat, the inside rotation that corresponds the mounting groove on the chuck seat is connected with three bevel gear, and is three bevel gear is the annular distribution, and adjacent two contained angle in between the bevel gear is 120, and is three the dog hole has all been seted up on bevel gear's top, the inside position that corresponds bevel gear of mounting groove is provided with rotates the fluted disc, it is three to rotate the fluted disc with bevel gear meshes the connection respectively, the Archimedes helicla flute has been seted up to one side of keeping away from bevel gear on the rotation fluted disc, it is connected with two jack catch bases, and two to rotate the meshing of flute disc the jack seat symmetry sets up, two the equal fixedly connected with in bottom of jack catch base presss from both sides tight piece.

Preferably, the equal fixedly connected with mount pad in position that corresponds bevel gear on the outer table wall of chuck seat, it is three the inside of mount pad all is pegged graft and is had the slide bar, just the slide bar vertically runs through in the mount pad, it is three the equal fixedly connected with in lower surface middle part of slide bar and calorie hole assorted kelly, it is three the equal fixedly connected with roof in top of slide bar, it is three correspond on the outer table wall of slide bar between roof and the mount pad and all cup jointed first spring, it is three the equal fixedly connected with of upper surface of roof rotates the seat, it is three it is connected with the dwang all to rotate on the seat.

Preferably, it is three the sliding tray has all been seted up to the inside of dwang, it is three the connecting rod has all been pegged graft in the inside of sliding tray, it is three the upper surface of roof corresponds the position of connecting rod all seted up with connecting rod assorted draw-in groove, it is three the lower surface that corresponds the dwang on the outer table wall of connecting rod has all cup jointed the second spring, and is three the spout has all been seted up to one side of dwang, it is three correspond the equal fixedly connected with poker rod in position of sliding tray on the outer table wall in top of connecting rod.

Preferably, the clamping blocks are in a V-shaped structure, and the included angle is 130 degrees.

Preferably, the connecting rod is clamped with the top plate through a clamping groove.

Preferably, the clamping rod is clamped with the bevel gear through a clamping hole.

Preferably, the clamping blocks are all provided with anti-skid grains.

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

1. the utility model discloses, it rotates to drive the rotation fluted disc through rotating bevel gear, drive the jaw seat and remove in opposite directions, make two tight piece of clamp move in opposite directions, thereby can will treat that the machined part presss from both sides tightly between two tight pieces of clamp, and adopt the tight piece of clamp of V type structure, thereby can increase on a large scale and press from both sides the area of contact between tight process work piece and the tight piece of clamp, thereby guarantee to press from both sides tight stability, can prevent that the chuck from rotating along with the lathe main shaft, thereby better realization will treat that the machined part carries out the location clamp tightly, can adapt to the machined part without the specification simultaneously, the high practicality, do not influence the use.

2. The utility model discloses, through pulling out the dwang from the inside that rotates the seat and rotate 90, make the dwang be the vertical state with rotating the seat, through will rotating the seat and promote downwards, drive first spring and compress, make the slide bar downstream, it removes to drive the kelly, make the kelly block with the card hole block on the bevel gear, thereby rotate and rotate the seat, realize the clamp of machined part and press from both sides tightly, with spanner and chuck integrated design, avoided using external spanner to adjust and forget to take out, cause the emergence of potential safety hazard and accident, the security has been improved, convenient to use and operation.

3. The utility model discloses, through upwards stirring the poker rod under the effect of spout, drive the connecting rod and remove in the inside of sliding tray, and then compress the second spring, make the connecting rod separate from the inside of draw-in groove to rotate the dwang and use, through the setting of draw-in groove and connecting rod, can effectually avoid rotating the in-process at the chuck, avoid the connecting rod the condition that rocks or deviate from to appear, improve the stability and the security of connecting rod, labour saving and time saving when loading and unloading the machined part simultaneously improves work efficiency.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic view of a rotary fluted disc of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 5 is a sectional view of the connection structure of the sliding rod and the rotating seat of the present invention

Fig. 6 is an enlarged schematic view of the structure at B in fig. 4 according to the present invention.

In the figure: 1. a chuck base; 2. a bevel gear; 3. rotating the fluted disc; 4. a pawl seat; 5. a clamping block; 6. a mounting seat; 7. a slide bar; 8. a clamping rod; 9. a first spring; 10. a top plate; 11. a card slot; 12. a rotating seat; 13. rotating the rod; 14. a sliding groove; 15. a chute; 16. a connecting rod; 17. a second spring; 18. a poke rod; 19. a chuck cover; 20. and (4) mounting the groove.

Detailed Description

In order to solve current chuck add man-hour loading and unloading, the chuck is along with lathe spindle pivoted problem easily, improves the security, can be better carry out the location with the machined part and press from both sides tightly, when loading and unloading machined part, avoid using outside spanner to fasten and dismantle simultaneously, after accomplishing the use, avoid forgetting the condition of taking out the spanner to avoid causing potential safety hazard and accident, the embodiment of the utility model provides a chuck for lathe. The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-6, in order to achieve the above object, the present invention provides the following technical solutions: a chuck for a lathe comprises a chuck seat 1 and a chuck cover 19, wherein the chuck seat 1 is fixedly connected with the chuck cover 19, the chuck seat 1 is provided with a mounting groove 20, the chuck seat 1 is internally and rotatably connected with three bevel gears 2 corresponding to the mounting groove 20, the three bevel gears 2 are annularly distributed, an included angle between every two adjacent bevel gears 2 is 120 degrees, the top ends of the three bevel gears 2 are respectively provided with a clamping hole, the inside of the mounting groove 20 is provided with a rotating fluted disc 3 corresponding to the position of the bevel gear 2, the rotating fluted disc 3 is respectively meshed and connected with the three bevel gears 2, one side of the rotating fluted disc 3 far away from the bevel gear 2 is provided with an Archimedes spiral groove, the rotating fluted disc 3 is meshed and connected with two jaw seats 4 through the Archimedes spiral groove, the two jaw seats 4 are symmetrically arranged, the bottom ends of the two jaw seats 4 are respectively and fixedly connected with a clamping block 5, the outer surface wall of the chuck seat 1 is fixedly connected with a mounting, sliding rods 7 are inserted into the three installation seats 6, the sliding rods 7 longitudinally penetrate through the installation seats 6, clamping rods 8 matched with the clamping holes are fixedly connected to the middle parts of the lower surfaces of the three sliding rods 7, top ends of the three sliding rods 7 are fixedly connected with top plates 10, first springs 9 are sleeved on the outer surface walls of the three sliding rods 7 corresponding to the top plates 10 and the installation seats 6, rotating seats 12 are fixedly connected to the upper surfaces of the three top plates 10, rotating rods 13 are rotatably connected to the three rotating seats 12, sliding grooves 14 are formed in the three rotating rods 13, connecting rods 16 are inserted into the sliding grooves 14, clamping grooves 11 matched with the connecting rods 16 are formed in the positions, corresponding to the connecting rods 16, of the upper surfaces of the three top plates 10, second springs 17 are sleeved on the lower surfaces of the outer surface walls of the three connecting rods 16 corresponding to the rotating rods 13, sliding grooves 15 are formed in one sides of the three rotating rods 13, the top end outer surface wall of the three connecting rods 16 is fixedly connected with a poke rod 18 corresponding to the sliding groove 15.

In the embodiment, when in use, the poke rod 18 is manually poked upwards under the action of the sliding groove 15 to drive the connecting rod 16 to move in the sliding groove 14, and further the second spring 17 is compressed to separate the connecting rod 16 from the inside of the clamping groove 11, the rotating rod 13 is pulled out from the inside of the rotating seat 12 and rotated 90 degrees, so that the rotating rod 13 and the rotating seat 12 are in a vertical state, thereby being used, through the arrangement of the clamping groove 11 and the connecting rod 16, the situation that the connecting rod 16 shakes or is separated in the rotating process of the chuck can be effectively avoided, the stability and the safety of the connecting rod 16 are improved, meanwhile, time and labor are saved when a workpiece is loaded and unloaded by using the connecting rod 16, the working efficiency is improved, the rotating seat 12 is manually pushed downwards to drive the first spring 9 to compress, the sliding rod 7 is moved downwards to drive the clamping rod 8 to move, so that the clamping rod 8 is clamped with the clamping hole on, thereby rotate under connecting rod 16's effect and rotate seat 12, it rotates to drive bevel gear 2 through rotating seat 12, it rotates to drive rotation fluted disc 3, drive jaw seat 4 removes in opposite directions, make two tight piece 5 of clamp remove in opposite directions, thereby can press from both sides tightly between two tight piece 5 of clamp with treating the machined part, realize the clamp tightly of machined part, with spanner and chuck integrated design, avoided using external spanner to adjust and forget to take out, cause the emergence of potential safety hazard and accident, the security has been improved, convenient to use and operation, adopt the tight piece 5 of clamp of V type structure, thereby can increase on a large scale and press from both sides the area of contact between process work piece and the tight piece 5 of clamp, thereby guarantee tight stability of clamp, can prevent that the chuck from rotating along with the lathe main shaft, thereby better realization will treat that the machined part is fixed a position and press from both sides tightly.

Example 2

Referring to fig. 1-6, a further improvement is made on the basis of embodiment 1: the clamping block 5 is of a V-shaped structure, the included angle is 130 degrees, the contact area with a workpiece can be increased by adopting the clamping block 5 of the V-shaped structure, so that the clamping of the workpiece is improved, the clamping block can be adapted to workpieces without specifications, the practicability is improved, the connecting rod 16 is clamped with the top plate 10 through the clamping groove 11, the connecting rod 16 and the top plate 10 are clamped, the storage and the use of the connecting rod 16 are facilitated through the clamping, the space is reduced, the influence on processing is avoided, meanwhile, the situation that the connecting rod 16 falls off or shakes in the working process is avoided, the clamping rod 8 is clamped with the bevel gear 2 through the clamping hole, the use of the bevel gear 2 is facilitated through the clamping of the clamping rod 8 and the bevel gear 2, the situation that the rotation of the bevel gear 2 is influenced by the vibration of the clamping rod 8 in the working process and the loosening is avoided, the anti-slip grains are arranged on, the occurrence of slipping is avoided.

In the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a chuck for lathe, includes chuck seat (1) and chuck lid (19), its characterized in that: a chuck cover (19) is fixedly connected to the chuck seat (1), a mounting groove (20) is formed in the chuck seat (1), three bevel gears (2) are rotatably connected to the inside of the chuck seat (1) corresponding to the mounting groove (20), the three bevel gears (2) are distributed annularly, the included angle between every two adjacent bevel gears (2) is 120 degrees, the top ends of the three bevel gears (2) are respectively provided with a clamping hole, a rotating fluted disc (3) is arranged in the mounting groove (20) corresponding to the position of the bevel gear (2), the rotating fluted disc (3) is respectively meshed with the three bevel gears (2), one side of the rotating fluted disc (3) far away from the bevel gears (2) is provided with an Archimedes spiral groove, and the rotating fluted disc (3) is meshed with two jaw seats (4) through the Archimedes spiral groove, and two the jack catch seat (4) symmetry sets up, two the equal fixedly connected with in bottom of jack catch seat (4) presss from both sides tight piece (5).

2. The chuck for lathe according to claim 1, wherein: the utility model discloses a quick-witted bearing chuck, including chuck seat (1), installation seat (6) and slide bar (7), it is three to correspond the equal fixedly connected with mount pad (6) in position of bevel gear (2) on the outer table wall of mount pad (1) the inside of mount pad (6) all is pegged graft there is slide bar (7), just slide bar (7) vertically run through in mount pad (6), three the equal fixedly connected with in lower surface middle part of slide bar (7) and calorie hole assorted kelly (8), three the equal fixedly connected with roof (10) in top of slide bar (7), it is three correspond on the outer table wall of slide bar (7) between roof (10) and mount pad (6) and all cup jointed first spring (9), three the equal fixedly connected with in upper surface of roof (10) rotates seat (12), it is three to rotate seat (12) and go up and all to rotate and be connected.

3. The chuck for lathe of claim 2, wherein: it is three sliding tray (14) have all been seted up to the inside of dwang (13), and are three the inside of sliding tray (14) is all pegged graft and is had connecting rod (16), three the upper surface of roof (10) all seted up with connecting rod (16) assorted draw-in groove (11), three the lower surface that corresponds dwang (13) on the outer table wall of connecting rod (16) has all cup jointed second spring (17), and is three spout (15) have all been seted up to one side of dwang (13), and is three the equal fixedly connected with in position that corresponds spout (15) on the outer table wall in top of connecting rod (16) dials pole (18).

4. The chuck for lathe according to claim 1, wherein: the clamping block (5) is of a V-shaped structure, and the included angle is 130 degrees.

5. The chuck for lathe of claim 3, wherein: the connecting rod (16) is clamped with the top plate (10) through a clamping groove (11).

6. The chuck for lathe of claim 2, wherein: the clamping rod (8) is clamped with the bevel gear (2) through a clamping hole.

7. The chuck for lathe according to claim 1, wherein: the clamping blocks (5) are all provided with anti-skid grains.