CN214814933U

CN214814933U - Rotary fixture for numerically controlled lathe

Info

Publication number: CN214814933U
Application number: CN202121364337.2U
Authority: CN
Inventors: 康长玉; 王雪明; 李忠春; 写莹莹
Original assignee: Langfang Kanghua Machinery Co ltd
Current assignee: Langfang Kanghua Machinery Co ltd
Priority date: 2021-06-19
Filing date: 2021-06-19
Publication date: 2021-11-23
Anticipated expiration: 2031-06-19

Abstract

The utility model discloses a rotation type anchor clamps for numerical control lathe, the on-line screen storage device comprises a base, the chuck seat, the transmission post, and locate the slide on the chuck seat, sliding joint has the jack catch in the slide, the transmission post is located between base and the chuck seat, be equipped with the oil pocket in the chuck seat, first branch oil duct, second branch oil duct, the countersunk head recess has been seted up to the outer wall of chuck seat, be equipped with the internal thread on the lateral wall face of countersunk head recess, threaded connection has the stopper cap on the internal thread, be equipped with the rotor on the stopper cap, sealed pad, first branch oil duct and second branch oil duct communicate with oil pocket and slide respectively. The three clamping jaws and the matched slide ways are lubricated in real time, the phenomenon that the normal clamping work of a workpiece to be processed is influenced due to the fact that oil shortage lubrication occurs between the clamping jaws and the slide ways is avoided, the plug cap can be conveniently rotated and detached without tools, and then lubricating oil can be conveniently supplemented into the oil cavity.

Description

Rotary fixture for numerically controlled lathe

Technical Field

The utility model belongs to the technical field of the numerical control lathe, specifically be a rotation type anchor clamps for numerical control lathe.

Background

The numerically controlled lathe is one of the widely used numerically controlled machines at present. The cutting tool is mainly used for cutting and processing inner and outer cylindrical surfaces of shaft parts or disc parts, inner and outer conical surfaces with any taper angles, complex rotary inner and outer curved surfaces, cylindrical threads, conical threads and the like, and can perform grooving, drilling, reaming, boring and the like.

The numerical control lathe is provided with a rotary three-jaw chuck clamp which can clamp the substitute workpiece.

However, most of the existing rotary three-jaw chuck clamps for the numerical control lathe cannot realize real-time lubrication between three jaws and matched slide ways, so that normal clamping work of a workpiece to be machined is influenced due to the fact that oil shortage lubrication occurs between the jaws and the slide ways, and in addition, lubricating oil in an oil cavity is inconvenient to supplement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotation type anchor clamps for numerical control lathe to solve among the prior art mostly can not realize treating the normal centre gripping work of machined part, to lubricating oil supply inconvenient problem in the oil pocket owing to the oilless influence to the real-time lubrication between three jack catch and the assorted slide and can.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rotation type anchor clamps for numerical control lathe, includes base, chuck seat, transmission post to and locate the slide on the chuck seat, sliding joint has the jack catch in the slide, the transmission post is located between base and the chuck seat, be equipped with oil pocket, first branch oil duct, second branch oil duct in the chuck seat, the countersunk head recess has been seted up to the outer wall of chuck seat, be equipped with the internal thread on the lateral wall face of countersunk head recess, threaded connection has the stopper cap on the internal thread, be equipped with rotor, sealed the pad on the stopper cap, the structure that this novel used, except special explanation, all adopt No. forty five steel to make, intensity is high, easy welding process.

Preferably, the oil cavities, the countersunk head grooves and the plug caps are all three in circumferential arrangement taking the overlooking circle center of the chuck base as the center, the first oil distribution duct and the second oil distribution duct are respectively communicated with the oil cavities and the slide ways, the first oil distribution duct and the second oil distribution duct are respectively arranged at two ends of the oil cavities, the effect that a single oil cavity can lubricate the slide ways on two sides is achieved, meanwhile, the oil cavities in the three circumferential arrangement can lubricate each group of slide ways and the clamping jaws simultaneously, and the overall lubricating property is guaranteed.

Preferably, the rotor is arranged on the outer wall surface of the plug cap, and the rotor is of a long strip structure, so that the plug cap can be conveniently rotated and detached without tools.

Preferably, the height of the rotor is not higher than that of the countersunk head groove, so that the situation that the rotor collides with related accessories in the numerical control lathe when the chuck base rotates is avoided.

Preferably, the side section opening of the oil cavity is a circular surface inner hole, the sealing gasket is of a cylindrical structure, the diameter of the circular section of the cylinder is not smaller than the inner diameter of the circular surface inner hole of the oil cavity, the sealing gasket is an acrylic rubber elastic body rubber gasket, the oil cavity is excellent in oil resistance, heat resistance and aging resistance, and the body is high in elasticity and can be effectively sealed.

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

the oil cavity lubricating structures which are arranged circumferentially are arranged in the chuck base, so that real-time lubrication between the three clamping jaws and the matched slide ways of the three clamping jaws is realized, the smoothness of moving and clamping the workpiece to be machined by the clamping jaws of the rotary three-jaw chuck on the numerical control lathe is improved, and the influence on the normal clamping work of the workpiece to be machined due to the oil shortage lubrication between the clamping jaws and the slide ways is avoided.

Through the stopper cap structure that has the commentaries on classics piece and sealed pad that sets up, realized need not the instrument and can conveniently rotate the stopper cap and tear open, then can be to convenient the lubricating oil replenishment of carrying on in the oil pocket.

Drawings

Fig. 1 is a perspective view of the overall structure of the present invention;

fig. 2 is a top view of the overall structure of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: the oil-gas separating device comprises a base 1, a chuck base 2, a transmission column 3, a slideway 4, a claw 41, a countersunk groove 5, an internal thread 51, a plug cap 6, a sealing gasket 61, a rotary plate 7, an oil cavity 8, a first oil-dividing passage 81 and a second oil-dividing passage 82.

Detailed Description

Referring to fig. 1 and 2, a rotary fixture for a numerically controlled lathe includes a base 1, a chuck base 2, a transmission column 3, and a slide way 4 disposed on the chuck base 2, wherein a clamping jaw 41 is slidably clamped in the slide way 4, the transmission column 3 is disposed between the base 1 and the chuck base 2, and the related structures are assembly structures of the rotary three-jaw chuck fixture for the numerically controlled lathe.

Referring to fig. 1, 2 and 3, an oil cavity 8, a first oil distribution channel 81 and a second oil distribution channel 82 are arranged in the chuck base 2, a countersunk groove 5 is formed in the outer wall surface of the chuck base 2, an internal thread 51 is formed in the side wall surface of the countersunk groove 5, a plug cap 6 is connected to the internal thread 51 in a threaded manner, the oil cavity 8, the countersunk groove 5 and the plug cap 6 are all three and circumferentially arranged with the overlooking circle center of the chuck base 2 as the center, the first oil distribution channel 81 and the second oil distribution channel 82 are respectively arranged at two ends of the oil cavity 8, the first oil distribution channel 81 and the second oil distribution channel 82 are respectively communicated with the oil cavity 8 and the slide ways 4, each group of the slide ways 4 and the jaws 41 can be lubricated at the same time, and the overall lubricity is ensured.

Referring to fig. 1, 2 and 3, a sealing gasket 61 is stably bonded on the plug cap 6 through resin adhesive, the sealing gasket 61 is an acrylic rubber elastic body rubber gasket, a side section opening of the oil cavity 8 is a circular inner hole, the sealing gasket 61 is of a cylindrical structure, the diameter of the circular section of the cylinder is not smaller than the inner diameter of the circular inner hole of the oil cavity 8, the rotor plate 7 is welded on the outer wall surface of the plug cap 6, the rotor plate 7 is of a long strip structure, and the plug cap 6 can be conveniently rotated and detached without tools.

Referring to fig. 1 and 3, the height of the rotor 7 is not higher than the countersunk head groove 5, so as to avoid the collision between the rotor 7 and the related accessories in the numerically controlled lathe when the chuck base 2 rotates.

The working principle of the scheme is as follows: the lubricating structure of the oil cavities 8 arranged circumferentially is arranged in the chuck base 2, so that the three jaws 41 and the matched slide ways 4 are lubricated in real time, the smoothness of moving and clamping the workpiece to be machined by the jaws 41 of the rotary three-jaw chuck on the numerical control lathe is improved, and the influence on the normal clamping work of the workpiece to be machined due to the oil shortage lubrication between the jaws 41 and the slide ways 4 is avoided.

If need supplementary lubricating oil, can two fingers clip commentaries on classics piece 7 and anticlockwise rotation, through the screw thread transmission of internal thread 51, drive the whole quick dismantlement of countersunk head recess 5 of stopper cap 6 in, then can carry out supplementary lubricating oil to in the oil pocket 8, realized that need not the instrument can conveniently rotate the stopper cap 6 and dismantle, then can be to convenient the lubricating oil replenishment of carrying on in the oil pocket 8.

Claims

1. The utility model provides a rotation type anchor clamps for numerical control lathe, includes base (1), chuck seat (2), transmission post (3) to and locate slide (4) on chuck seat (2), its characterized in that: slide in (4) and slide the joint and have jack catch (41), base (1) and chuck seat (2) are located in transmission post (3) between, be equipped with oil pocket (8), first minute oil duct (81), second minute oil duct (82) in chuck seat (2), countersunk head recess (5) have been seted up to the outer wall of chuck seat (2), be equipped with internal thread (51) on the side wall face of countersunk head recess (5), threaded connection has stopper cap (6) on internal thread (51), be equipped with rotor (7), sealed pad (61) on stopper cap (6), first minute oil duct (81) and second minute oil duct (82) communicate with oil pocket (8) and slide (4) respectively.

2. The rotary jig for a numerically controlled lathe according to claim 1, characterized in that: the first oil distribution passage (81) and the second oil distribution passage (82) are respectively arranged at two ends of the oil cavity (8).

3. The rotary jig for a numerically controlled lathe according to claim 1, characterized in that: the rotating piece (7) is arranged on the outer wall surface of the plug cap (6), and the rotating piece (7) is of a long strip structure.

4. The rotary jig for a numerically controlled lathe according to claim 1, characterized in that: the height of the rotating sheet (7) is not higher than that of the countersunk head groove (5).

5. The rotary jig for a numerically controlled lathe according to claim 1, characterized in that: the side section opening of the oil cavity (8) is a circular surface inner hole, the sealing gasket (61) is of a cylindrical structure, and the diameter of the circular section of the cylinder is not smaller than the inner diameter of the circular surface inner hole of the oil cavity (8).

6. The rotary jig for a numerically controlled lathe according to claim 1, characterized in that: the oil chambers (8), the countersunk head grooves (5) and the plug caps (6) are all three and are circumferentially arranged by taking the overlooking circle center of the chuck base (2) as the center.

7. The rotary jig for a numerically controlled lathe according to claim 1, characterized in that: the sealing gasket (61) is an acrylic rubber elastic body rubber gasket.