CN214722763U - Oil supply device for drilling and boring machine - Google Patents

Abstract

The utility model relates to an award oily ware technical field, and disclose a bore boring machine awards oily ware, fixing bearing's outside swing joint has protecting sheathing, and fixing bearing's inside has cup jointed the connection bearing housing, and protecting sheathing's rear end swing joint has awarded oily ware body, and the inside sliding connection who awards the oily ware body has the return axle, and the outside surface joint of return axle has the seal cover, and the outside surface rear end of seal cover has cup jointed O type sealing washer, and the outside of seal cover has cup jointed sealed bearing housing. The oil supply device comprises a clamp, an oil supply device body, a first sealing bearing, a second sealing bearing, a first sealing bearing and a second sealing bearing, wherein the clamp is used for fixing a workpiece needing oil supply, then an inner hole in the workpiece is sealed through a sealing plug or a sealing belt, then the workpiece is axially rotated, oil supply is carried out through the oil supply device body, the first sealing bearing and the second sealing bearing are axially pressed to mechanically seal a joint when the oil supply device body rotates in the oil supply process, the oil supply effect is improved, and meanwhile the strength of the part is improved.

Description

Oil supply device for drilling and boring machine

Technical Field

The utility model relates to an award oily ware technical field, specifically be an it awards oily ware to bore boring machine.

Background

The oil supply device is usually used for supplying oil to the inside of a workpiece, the oil supply device rotates axially while pushing the workpiece tightly, the tip part of the oil supply device supplies oil, when the existing oil supply device supplies oil to the workpiece, large pressure can be generated inside the existing oil supply device to prevent cooling liquid from leaking outwards, an encryption sealing device needs to be added on a rotating part, the existing sealing mode is generally sealed through a sealing ring, the sealing ring is short in service life and easy to leak oil, gaps at the original connecting position are changed after the sealing ring is replaced, and the sealing effect is reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a bore boring machine and award oily ware possesses when having increased the oil blanket effect, has increased the intensity of this part again, is fit for advantages such as coolant is the use of cutting fluid more, and the durable time of having solved the sealing washer is short, easy oil leak, and the clearance of original hookup location department also produces the change after the sealing washer is changed, reduces the problem of sealed effect.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bore boring machine oil-feeding device, including fixing bearing, fixing bearing's outside swing joint has protective housing, and fixing bearing's inside has cup jointed the connection bearing housing, protective housing's rear end swing joint has the oil-feeding device body, the inside sliding connection of oil-feeding device body has the return shaft, the outside surface joint of return shaft has the seal cover, the outside surface rear end of seal cover has cup jointed O type sealing washer, and the outside of seal cover has cup jointed sealed bearing housing, the inside front position department swing joint that is located O type sealing washer of seal cover has first sealed bearing, and the inside position department swing joint that is located first sealed bearing of the inside of seal cover has second sealed bearing.

Preferably, the first sealing bearing and the second sealing bearing are a radial ball bearing and a thrust ball bearing respectively, the first sealing bearing and the second sealing bearing are tightly attached to the sealing bearing sleeve, and the first sealing bearing and the second sealing bearing are mechanically sealed at the joint through axial compression when the oil supply device body rotates in the oil supply process.

Preferably, the rear end of the outer side surface of the sealing sleeve is provided with a groove, the O-shaped sealing ring is positioned in the groove, and the reinforcing line made of wear-resistant nylon materials is wound on the surface of the O-shaped sealing ring, so that the service life of the O-shaped sealing ring can be prolonged.

Preferably, the sealing bearing sleeve is connected with the protective shell through a sealing bolt, the surface of the protective shell is provided with an anti-slip groove, the protective shell is a component made of stainless steel, and the anti-slip groove on the surface of the protective shell can provide friction force when axially rotating.

(III) advantageous effects

Compared with the prior art, the utility model provides a bore boring machine and award oily ware possesses following beneficial effect:

1. the oil supply device for the drilling and boring machine fixes a workpiece needing oil supply through a clamp, then seals an inner hole in the workpiece through a sealing plug or a sealing strip, then axially rotates the workpiece, and supplies oil through the oil supply device body.

Drawings

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

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

fig. 3 is an enlarged view of a in fig. 1.

Wherein: 1. fixing the bearing; 2. connecting a bearing sleeve; 3. a return shaft; 4. an oil supply body; 5. a protective housing; 6. sealing the bearing sleeve; 7. an O-shaped sealing ring; 8. sealing sleeves; 9. a first sealed bearing; 10. and a second sealed bearing.

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.

Referring to fig. 1-3, an oil supplier for a drilling and boring machine comprises a fixed bearing 1, a protective housing 5 is movably connected to the outside of the fixed bearing 1, a connecting bearing sleeve 2 is sleeved inside the fixed bearing 1, an oil supplier body 4 is movably connected to the rear end of the protective housing 5, a return shaft 3 is slidably connected to the inside of the oil supplier body 4, a sealing sleeve 8 is clamped to the outer side surface of the return shaft 3, an O-shaped sealing ring 7 is sleeved at the rear end of the outer side surface of the sealing sleeve 8, a sealing bearing sleeve 6 is sleeved outside the sealing sleeve 8, a first sealing bearing 9 is movably connected to the front end position of the O-shaped sealing ring 7 inside the sealing sleeve 8, a second sealing bearing 10 is movably connected to the front position of the first sealing bearing 9 inside the sealing sleeve 8, the first sealing bearing 9 and the second sealing bearing 10 are a radial ball bearing and a thrust ball bearing respectively, and first sealed bearing 9 and second sealed bearing 10 all closely laminate with sealed bearing housing 6, in the in-process of awarding oil, first sealed bearing 9 and second sealed bearing 10 carry out mechanical type through axial compression to the junction when awarding oil ware body 4 is rotatory, the outside surface rear end of seal cover 8 is seted up flutedly, O type sealing washer 7 is located the inside of recess, the surface winding of O type sealing washer 7 has the anchor line of wear-resisting nylon material, can increase its life, be connected through sealing bolt between sealed bearing housing 6 and the protective housing 5, the antiskid groove has been seted up on the surface of protective housing 5, protective housing 5 is the component of stainless steel material, the antiskid groove on its surface can provide frictional force when axial rotation.

When the oil supplying device is used, a workpiece needing oil supplying is fixed through a clamp, then an inner hole in the workpiece is sealed through a sealing plug or a sealing strip, then the workpiece is axially rotated and supplied with oil through the oil supplying device body 4, the rear end of the protective shell 5 is movably connected with the oil supplying device body 4, the inner part of the oil supplying device body 4 is connected with the return shaft 3 in a sliding manner, the outer side surface of the return shaft 3 is clamped with a sealing sleeve 8, the rear end of the outer side surface of the sealing sleeve 8 is sleeved with an O-shaped sealing ring 7, the outer side of the sealing sleeve 8 is sleeved with a sealing bearing sleeve 6, the position, positioned at the front end of the O-shaped sealing ring 7, in the sealing sleeve 8 is movably connected with a first sealing bearing 9, the position, positioned in front of the first sealing bearing 9, in the sealing sleeve 8 is movably connected with a second sealing bearing 10, and the first sealing bearing 9 and the second sealing bearing 10 are a radial ball bearing and a thrust ball bearing respectively, in the process of oil supply, when the oil supply device body 4 rotates, the first sealing bearing 9 and the second sealing bearing 10 carry out mechanical sealing on the connection part through axial compression, the oil sealing effect is improved, meanwhile, the strength of the part is improved, and the oil supply device is more suitable for the use of cutting fluid as a cooling medium.

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 (4)

1. The utility model provides a boring and drilling machine oil-feeding device, includes fixed bearing (1), its characterized in that: the outer swing joint of fixing bearing (1) has protecting sheathing (5), and the inside of fixing bearing (1) has cup jointed connection bearing housing (2), the rear end swing joint of protecting sheathing (5) awards oil ware body (4), the inside sliding connection who awards oil ware body (4) has a return shaft (3), the outside surface joint of return shaft (3) has seal cover (8), the outside surface rear end cover of seal cover (8) has cup jointed O type sealing washer (7), and has cup jointed sealed bearing housing (6) in the outside of seal cover (8), the inside front position department swing joint that is located O type sealing washer (7) of seal cover (8) has first sealed bearing (9), and the inside of seal cover (8) is located the place ahead position department swing joint of first sealed bearing (9) has second sealed bearing (10).

2. The oil supply device of the drilling and boring machine as claimed in claim 1, wherein: the first sealing bearing (9) and the second sealing bearing (10) are respectively a radial ball bearing and a thrust ball bearing, and the first sealing bearing (9) and the second sealing bearing (10) are tightly attached to the sealing bearing sleeve (6).

3. The oil supply device of the drilling and boring machine as claimed in claim 1, wherein: the rear end of the outer side surface of the sealing sleeve (8) is provided with a groove, and the O-shaped sealing ring (7) is located inside the groove.

4. The oil supply device of the drilling and boring machine as claimed in claim 1, wherein: the sealing bearing sleeve (6) is connected with the protective shell (5) through a sealing bolt, and the surface of the protective shell (5) is provided with an anti-skidding groove.

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