CN210359334U

CN210359334U - High-protection-degree self-centering chuck for machine tool

Info

Publication number: CN210359334U
Application number: CN201921122860.7U
Authority: CN
Inventors: 吴国兴
Original assignee: Jiangsu Taiyi Luogong Fine Machinery Co Ltd
Current assignee: Jiangsu Taiyi Luogong Fine Machinery Co Ltd
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-04-21
Anticipated expiration: 2029-07-17

Abstract

The utility model discloses a lathe is with high protection degree from centering chuck, including the chuck body, the round hole has been seted up to the bottom of chuck body, the bottom swing joint of chuck body inner chamber has the bearing frame, the top fixedly connected with fluted disc of bearing frame, the bottom meshing on fluted disc right side has bevel gear, the spacing shell of bevel gear's right side fixedly connected with, the top meshing of fluted disc has three jack catch, the oil filler point has been seted up to one side at jack catch top, the oil groove has been seted up to the bottom of oil filler point inner chamber, the connecting hole has been seted up to the bottom of oil groove inner chamber, the transverse groove has been seted up to the bottom of connecting hole. The utility model discloses a cooperation that sets up chuck body, round hole, bearing frame, fluted disc, bevel gear, spacing shell, jack catch, oil filler point, oil groove, connecting hole, transverse groove and oil outlet is used, has solved current lathe and has not had the problem that carries out automatic oiling to the jack catch with high protection degree from centering chuck.

Description

High-protection-degree self-centering chuck for machine tool

Technical Field

The utility model relates to a chuck technical field specifically is a lathe is with high protection degree self-centering chuck.

Background

The chuck is a mechanical device used for clamping a workpiece on a machine tool, and is a machine tool accessory for clamping and positioning the workpiece by utilizing the radial movement of movable clamping jaws uniformly distributed on a chuck body; the back part of the chuck is provided with a cylindrical or short conical structure which is connected with the end part of a spindle of a machine tool directly or through a flange plate, the chuck is usually arranged on a lathe, a cylindrical grinding machine and an internal grinding machine for use and can also be matched with various indexing devices for use on a milling machine and a drilling machine, but the existing chuck can generate an oil shortage phenomenon after working for a long time, so that the jaw can generate violent friction with the chuck in the moving process, and the damage of the chuck is accelerated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lathe is with high protection degree from centering chuck possesses the advantage that can carry out automatic oiling to the jack catch, has solved current lathe and has not possessed the problem that carries out automatic oiling to the jack catch with high protection degree from centering chuck.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lathe is with high protection degree self-centering chuck, includes the chuck body, the round hole has been seted up to the bottom of chuck body, the bottom swing joint of chuck body inner chamber has the bearing frame, the top fixedly connected with fluted disc of bearing frame, the bottom meshing on fluted disc right side has bevel gear, bevel gear's the spacing shell of right side fixedly connected with, the top meshing of fluted disc has three jack catch, the oil filler point has been seted up to one side at jack catch top, the oil groove has been seted up to the bottom of oil filler point inner chamber, the connecting hole has been seted up to the bottom of oil groove inner chamber, the transverse groove has been seted up to the bottom of connecting hole inner chamber, the.

Preferably, the bottoms of the two sides of the chuck body are fixedly connected with positioning blocks, and mounting holes are formed in the tops of the positioning blocks.

Preferably, the surface cover of spacing shell is equipped with the sliding sleeve, the bottom fixedly connected with gag lever post of sliding sleeve, the bottom of gag lever post and the bottom fixed connection of chuck body inner chamber.

Preferably, the top and the bottom of the inner cavity of the limiting shell are both provided with limiting grooves, and the inner cavity of the limiting shell is rectangular.

Preferably, a through hole is formed in the right side of the chuck body, and the through hole is matched with the limiting shell for use.

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

1. the utility model discloses a cooperation that sets up chuck body, round hole, bearing frame, fluted disc, bevel gear, spacing shell, jack catch, oil filler point, oil groove, connecting hole, transverse groove and oil outlet is used, has solved current lathe and has not had the problem that carries out automatic oiling to the jack catch with high protection degree from centering chuck.

2. The utility model discloses a cooperation that sets up locating piece and mounting hole is used, made things convenient for the user to fix the chuck body, cooperation through setting up sliding sleeve and gag lever post is used, the limiting displacement to spacing shell has been played, through setting up the through-hole, the activity of spacing shell has been made things convenient for, through setting up the round hole, the clamping action to being held the object has been made things convenient for, through setting up the spacing groove, the limiting displacement to the spanner has been played, through setting up the bearing frame, the limiting displacement to the fluted disc has been played, the activity of fluted disc has been made things convenient for simultaneously.

Drawings

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

FIG. 2 is a schematic sectional view of a partial structure of the present invention;

FIG. 3 is a schematic top view of a fluted disc according to the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a chuck body; 2. a circular hole; 3. a bearing seat; 4. a fluted disc; 5. a bevel gear; 6. a limiting shell; 7. a claw; 8. an oil filler hole; 9. an oil sump; 10. connecting holes; 11. a transverse slot; 12. an oil outlet hole; 13. positioning blocks; 14. mounting holes; 15. a sliding sleeve; 16. a limiting rod; 17. a limiting groove; 18. and a through hole.

Detailed Description

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", 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 simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, a high-protection-degree self-centering chuck for a machine tool comprises a chuck body 1, a circular hole 2 is formed at the bottom of the chuck body 1, a bearing seat 3 is movably connected at the bottom of an inner cavity of the chuck body 1, a fluted disc 4 is fixedly connected at the top of the bearing seat 3, a bevel gear 5 is meshed at the bottom of the right side of the fluted disc 4, a limiting shell 6 is fixedly connected at the right side of the bevel gear 5, three claws 7 are meshed at the top of the fluted disc 4, oil filling holes 8 are formed at one sides of the tops of the claws 7, an oil groove 9 is formed at the bottom of the inner cavity of the oil filling hole 8, a connecting hole 10 is formed at the bottom of the inner cavity of the connecting hole 10, an oil outlet 12 is formed at the bottom of the inner cavity of the transverse groove 11, positioning blocks 13 are fixedly connected at the, the bottom of the sliding sleeve 15 is fixedly connected with a limiting rod 16, the bottom of the limiting rod 16 is fixedly connected with the bottom of the inner cavity of the chuck body 1, the top and the bottom of the inner cavity of the limiting shell 6 are both provided with a limiting groove 17, the inner cavity of the limiting shell 6 is rectangular, the right side of the chuck body 1 is provided with a through hole 18, the through hole 18 is matched with the limiting shell 6 for use, the user can conveniently fix the chuck body 1 by arranging a positioning block 13 and a mounting hole 14 for use, the limiting effect on the limiting shell 6 is achieved by arranging the sliding sleeve 15 and the limiting rod 16 for use, the movement of the limiting shell 6 is facilitated by arranging the through hole 18, the clamping effect on a clamped object is facilitated by arranging the round hole 2, the limiting effect on the wrench is achieved by arranging the limiting groove 17, the limiting effect on the fluted disc 4 is achieved by arranging the bearing seat 3, and the movement of the fluted disc 4 is facilitated, through the cooperation that sets up chuck body 1, round hole 2, bearing frame 3, fluted disc 4, bevel gear 5, spacing shell 6, jack catch 7, oil filler point 8, oil groove 9, connecting hole 10, transverse groove 11 and oil outlet 12, solved current lathe and did not possess the problem of carrying out automatic oiling to jack catch 7 with high protection degree from centering chuck.

When in use, a user places an object to be clamped among the three clamping jaws 7, then inserts the wrench into the inner cavity of the limiting shell 6, thereby drive spacing shell 6 and rotate, spacing shell 6 drives bevel gear 5 when rotatory and rotates, bevel gear 5 drives fluted disc 4 and rotates, fluted disc 4 drives three jack catchs 7 when rotatory and fixes the object of being centre gripping, before using chuck body 1, the user pours into lubricating oil into oil filler point 8 at jack catchs 7 top earlier, lubricating oil gets into the inner chamber of oil groove 9 afterwards, lubricating oil in the oil groove 9 can be slow gets into transverse groove 11, transverse groove 11 discharges lubricating oil to the surface of jack catchs 7 through oil outlet 12, when the user stops using the chuck body 1, the top of the oil filling hole 8 can be blocked by the user, so that the lubricating oil does not flow.

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 lathe is with high protectiveness from centering chuck, includes chuck body (1), its characterized in that: round hole (2) have been seted up to the bottom of chuck body (1), the bottom swing joint of chuck body (1) inner chamber has bearing frame (3), the top fixedly connected with fluted disc (4) of bearing frame (3), the bottom meshing on fluted disc (4) right side has bevel gear (5), the spacing shell of right side fixedly connected with (6) of bevel gear (5), the top meshing of fluted disc (4) has three jack catch (7), oil filler point (8) have been seted up to one side at jack catch (7) top, oil groove (9) have been seted up to the bottom of oil filler point (8) inner chamber, connecting hole (10) have been seted up to the bottom of oil groove (9) inner chamber, transverse groove (11) have been seted up to the bottom of connecting hole (10) inner chamber, oil outlet (12) have been seted up to the bottom of transverse groove.

2. The high-protection self-centering chuck for the machine tool according to claim 1, wherein: the bottom of chuck body (1) both sides all fixedly connected with locating piece (13), mounting hole (14) have been seted up at the top of locating piece (13).

3. The high-protection self-centering chuck for the machine tool according to claim 1, wherein: the surface cover of spacing shell (6) is equipped with sliding sleeve (15), the bottom fixedly connected with gag lever post (16) of sliding sleeve (15), the bottom of gag lever post (16) and the bottom fixed connection of chuck body (1) inner chamber.

4. The high-protection self-centering chuck for the machine tool according to claim 1, wherein: the top and the bottom of the inner cavity of the limiting shell (6) are both provided with limiting grooves (17), and the inner cavity of the limiting shell (6) is rectangular.

5. The high-protection self-centering chuck for the machine tool according to claim 1, wherein: through-hole (18) have been seted up on the right side of chuck body (1), through-hole (18) and spacing shell (6) cooperation are used.