CN214640531U

CN214640531U - Adjustable cutter hub seat

Info

Publication number: CN214640531U
Application number: CN202121072063.XU
Authority: CN
Inventors: 王定华; 蒋智勇; 田继先; 张波
Original assignee: Shenzhen Hengnuo New Energy Technology Automation Co ltd
Current assignee: Shenzhen Hengnuo New Energy Technology Automation Co ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-11-09
Anticipated expiration: 2031-05-18

Abstract

An adjustable cutter hub seat comprises a cutter hub seat, a cutter shaft bearing locking nut, a cutter wrapping gasket and a belt pulley, wherein the cutter hub seat is provided with an installation cavity which is arranged in a penetrating manner from front to back; the front end of the cutter shaft extends out of the central hole of the front bearing cover, and the cutter packing gasket is sleeved and fixed at the front end of the cutter shaft; the rear end of the cutter shaft extends out of the central hole of the rear bearing cover, the belt pulley is sleeved and fixed at the rear end of the cutter shaft, the cutter shaft bearing locking nut is positioned between the belt pulley and the rear bearing cover and sleeved on the cutter shaft through thread matching, and one end of the cutter shaft bearing locking nut, facing the installation cavity, penetrates through the central hole of the rear bearing cover and is abutted against a close bearing group. The utility model has the advantages of simple integral structure, convenient assembling, and the arbor elasticity is convenient for adjust.

Description

Adjustable cutter hub seat

Technical Field

The utility model relates to a surely mill processing machinery equipment field, concretely relates to sword hub seat with adjustable.

Background

In a cutting and milling machine, a cutting blade for cutting and milling is usually mounted by a cutter hub holder mechanism, and the cutting blade is rotated by a cutter shaft of the cutter hub holder mechanism. However, the cutter hub seat mechanism in the prior art has complex structural design and poor precision, and the cutter shaft is easy to wear during high-speed rotation, so that the service life is short, namely the machining requirement with higher requirements cannot be met.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model provides a sword hub seat with adjustable to solve prior art's sword hub seat structural design complicacy, the precision is poor, and the arbor is wearing and tearing easily at high-speed rotation, thereby leads to the technical problem that life is low.

In order to achieve the purpose, the utility model provides an adjustable cutter hub seat, including cutter hub seat, arbor bearing lock nut, package sword gasket and belt pulley, cutter hub seat has the installation cavity that runs through the setting from beginning to end, in the installation cavity in the opening part that is close to its both ends respectively install one set of bearing assembly, the terminal surface is equipped with respectively around the cutter hub seat and covers the open-ended front bearing cap and the back bearing cap of installation cavity, the arbor passes through two sets of the bearing assembly rotational support to be installed in the installation cavity; the front end of the cutter shaft extends out of the central hole of the front bearing cover, and the cutter packing gasket is sleeved and fixed at the front end of the cutter shaft; the rear end of the cutter shaft extends out of the central hole of the rear bearing cover, the belt pulley sleeve is fixed at the rear end of the cutter shaft, the cutter shaft bearing locking nut is located between the belt pulley and the rear bearing cover and is sleeved on the cutter shaft through thread matching, and one end, facing the installation cavity, of the cutter shaft bearing locking nut penetrates through the central hole of the rear bearing cover and is abutted to the adjacent bearing group.

As the utility model discloses a further preferred technical scheme, every set the bearing group is established including coaxial cover an epaxial first bearing, a second bearing and at least one bearing gasket, wherein first bearing is close to the opening of installation cavity, the second bearing is located keeps away from the opening of installation cavity, the bearing gasket presss from both sides and locates first bearing with between the second bearing.

As a further preferred technical scheme of the utility model, first bearing is 32006 bearing, the second bearing is 6006 bearing.

As the utility model discloses a further preferred technical scheme, still inlay in the installation cavity and be equipped with sword hub seat cushion pipe, two sets bearing group locates the both ends of sword hub seat cushion pipe, and sword hub seat cushion pipe and bearing group are inconsistent.

As a further preferred technical scheme of the utility model, the rear end of arbor is used for the installation position of belt pulley inlays and is equipped with the keybar, be equipped with on the shaft hole of belt pulley with keybar joint complex constant head tank, the belt pulley passes through the keybar location is installed the rear end of arbor.

As a further preferable technical solution of the present invention, the front end of the arbor is threadedly connected to a front nut, a front gasket is sleeved on the arbor between the front nut and the cutter packing gasket, and the front nut tightly presses the cutter packing gasket through the front gasket to lock and fix the cutter packing gasket on the arbor; the rear end of arbor portion threaded connection has the rear end nut, between the rear end nut with the belt pulley on the arbor is overlapped and is equipped with the rear end gasket, the front end nut passes through the rear end gasket sticiss the belt pulley is in order to be used for with belt pulley locking is fixed on the arbor.

As a further preferred technical scheme of the utility model, package sword gasket with between the front bearing cap in the epaxial cover of arbor is equipped with the shield, the shield closely pastes the outside of front bearing cap and through the screw with arbor locking connection.

As a further preferred technical scheme of the utility model, the side of sword hub seat is equipped with the oil filler point, the oil filler point is connected with the glib talker that is used for annotating lubricating grease, the oil filler point with the installation cavity runs through and communicates with each other.

As a further preferred technical scheme of the utility model, the bottom surface of sword hub seat is equipped with the locating hole, sword hub seat passes through the locating hole is counterpointed and is fixed in on this external mounting mechanism through screw locking with external mounting mechanism.

As a further preferred technical scheme of the utility model, the package sword gasket is the tungsten steel blade of package, is the ring form, locates on the arbor through its ring hole cover, and the quantity of package sword gasket be the multi-disc, multi-disc package sword gasket coaxial coincide.

The adjustable tool hub seat of the utility model has the advantages that the locking nut of the arbor bearing is matched with the arbor thread, so that the arbor can be adjusted by the locking nut of the arbor bearing when the arbor is loosened, thereby the bearing abrasion degree can be adjusted by the method, namely, the rear end of the arbor is pulled to prop against the adjacent bearing group by locking the locking nut of the arbor bearing to realize adjustment; moreover, the utility model has the advantages of simple overall structure, convenient assembling, and the arbor elasticity is convenient for adjust, and the precision is high, and stand wear and tear.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural view of an example provided by an adjustable hub seat of the present invention;

FIG. 2 is an exploded view of the adjustable hub;

fig. 3 is a cross-sectional view of an adjustable hub mount.

In the figure: 1. rear end nut, 2, rear end gasket, 3, belt pulley, 4, arbor bearing locking nut, 5, rear bearing cover, 6, bearing group, 61, first bearing, 62, bearing gasket, 63, second bearing, 7, cutter hub seat cushion tube, 8, cutter hub seat, 9, key bar, 10, arbor, 11, front bearing cover, 12, dust cover, 13, cutter covering gasket, 14, front end gasket, 15 and front end nut.

The purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description. In the preferred embodiments, the terms "upper", "lower", "left", "right", "middle" and "a" are used for the sake of clarity only, and are not intended to limit the scope of the invention, its relative relationship between the terms and their derivatives, and the scope of the invention should be understood as being limited by the claims.

As shown in fig. 1-3, the adjustable hub comprises a hub seat 8, a knife shaft 10 bearing locking nut 4, a knife wrapping gasket 13 and a belt pulley 3, wherein the hub seat 8 has an installation cavity which is arranged in a front-back penetrating manner, a set of bearing set 6 is respectively installed at openings close to two ends of the installation cavity, and the knife shaft 10 is rotatably supported and installed in the installation cavity through two sets of bearing sets 6; the front end face and the rear end face of the tool hub seat 8 are respectively provided with a front bearing cover 11 and a rear bearing cover 5 which cover the opening of the mounting cavity, and the front bearing cover 11 and the rear bearing cover 5 are fixedly connected with the tool hub seat 8 through screws; the front end of the cutter shaft 10 extends out of the central hole of the front bearing cover 11, and the cutter packing gasket 13 is sleeved and fixed at the front end of the cutter shaft 10; the rear end of the cutter shaft 10 extends out of the central hole of the rear bearing cover 5, the belt pulley 3 is sleeved and fixed at the rear end of the cutter shaft 10, the cutter shaft 10 bearing locking nut 4 is positioned between the belt pulley 3 and the rear bearing cover 5 and sleeved on the cutter shaft 10 through thread matching, and one end, facing the installation cavity, of the cutter shaft 10 bearing locking nut 4 penetrates through the central hole of the rear bearing cover 5 and is abutted to the adjacent bearing group 6.

The knife wrapping gaskets 13 are tungsten steel wrapping blades and are annular, the knife shaft 10 is sleeved with the tungsten steel wrapping blades through annular holes, the knife wrapping gaskets 13 are multiple, and the multiple knife wrapping gaskets 13 are coaxially overlapped.

The working principle of the utility model is as follows:

the belt pulley 3 is driven by an external driving mechanism to rotate, so that the cutter shaft 10 is driven to rotate on the cutter hub seat 8, the cutter wrapping gasket 13 rotates along with the cutter shaft 10, a workpiece can be cut and milled, and the cutter shaft 10 is used for fixing the cutter wrapping gasket 13 and is in running fit with the two sets of bearing sets 6. The bearing locking nut 4 of the cutter shaft 10 is in threaded fit with the cutter shaft 10, so that when the cutter shaft 10 is loosened, the bearing locking nut 4 of the cutter shaft 10 can be used for adjusting, and the bearing abrasion degree can be adjusted by the method, namely the rear end of the cutter shaft 10 is pulled to prop against the adjacent bearing group 6 by locking the bearing locking nut 4 of the cutter shaft 10, so that the adjustment is realized. The whole structure is simple, the assembly is convenient, and the tightness of the cutter shaft 10 is convenient to adjust.

In a specific implementation, each set of the bearing set 6 includes a first bearing 61, a second bearing 63, and at least one bearing pad 762 coaxially sleeved on the cutter shaft 10, wherein the first bearing 61 is close to the opening of the installation cavity, the second bearing 63 is located at the opening far away from the installation cavity, and the bearing pad 762 is sandwiched between the first bearing 61 and the second bearing 63. The first bearing 61 is a 32006 bearing, and the second bearing 63 is a 6006 bearing.

And a cutter hub seat 8 cushion tube is embedded in the mounting cavity, the two sets of bearing sets 6 are respectively arranged at two ends of the cutter hub seat 8 cushion tube, and the cutter hub seat 8 cushion tube is abutted to the bearing sets 6.

The rear end of the cutter shaft 10 is used for installing the belt pulley 3, a key bar 9 is embedded in an installation position of the belt pulley 3, a positioning groove matched with the key bar 9 in a clamping mode is formed in a shaft hole of the belt pulley 3, and the belt pulley 3 is installed at the rear end of the cutter shaft 10 in a positioning mode through the key bar 9.

In a specific implementation, a front end nut 15 is connected to the front end of the cutter shaft 10 through a thread, a front end gasket 14 is sleeved on the cutter shaft 10 between the front end nut 15 and the cutter packing gasket 13, and the front end nut 15 tightly presses the cutter packing gasket 13 through the front end gasket 14 so as to tightly lock and fix the cutter packing gasket 13 on the cutter shaft 10; the rear end of arbor 10 end threaded connection has rear end nut 1, between rear end nut 1 with belt pulley 3 in the cover is equipped with rear end gasket 2 on the arbor 10, front end nut 15 passes through rear end gasket 2 sticiss belt pulley 3 is in order to be used for with belt pulley 3 locking is fixed on arbor 10.

Preferably, a dust cover 12 is sleeved on the cutter shaft 10 between the cutter covering gasket 13 and the front bearing cover 11, the dust cover 12 is tightly attached to the outer side of the front bearing cover 11 and is lockingly connected with the cutter shaft 10 through a screw, and the dust cover 12 is used for preventing processing residues from entering the interior of the cutter hub seat 8 to damage the bearing of the bearing set 6.

In another embodiment, an oil hole is formed in a side surface of the cutter hub 8, and an oil nozzle for filling grease is connected to the oil hole, and the oil hole is communicated with the mounting cavity in a penetrating manner, so that the bearing in the bearing set 6 can be lubricated by filling grease into the mounting cavity, and grease, such as grease, can be added without detaching the cutter hub 8.

Specifically, the bottom surface of the hub seat 8 is provided with a positioning hole, and the hub seat 8 is aligned with the external mounting mechanism through the positioning hole and is fixed on the external mounting mechanism through screw locking.

Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are merely examples and that many changes and modifications may be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims.

Claims

1. An adjustable cutter hub seat is characterized by comprising a cutter hub seat, a cutter shaft bearing locking nut, a cutter packing gasket and a belt pulley, wherein the cutter hub seat is provided with an installation cavity which is arranged in a penetrating manner from front to back; the front end of the cutter shaft extends out of the central hole of the front bearing cover, and the cutter packing gasket is sleeved and fixed at the front end of the cutter shaft; the rear end of the cutter shaft extends out of the central hole of the rear bearing cover, the belt pulley sleeve is fixed at the rear end of the cutter shaft, the cutter shaft bearing locking nut is located between the belt pulley and the rear bearing cover and is sleeved on the cutter shaft through thread matching, and one end, facing the installation cavity, of the cutter shaft bearing locking nut penetrates through the central hole of the rear bearing cover and is abutted to the adjacent bearing group.

2. The adjustable hub carrier of claim 1, wherein each of the bearing sets comprises a first bearing, a second bearing and at least one bearing spacer coaxially disposed on the arbor, wherein the first bearing is located near the opening of the mounting cavity, the second bearing is located far from the opening of the mounting cavity, and the bearing spacer is sandwiched between the first bearing and the second bearing.

3. The adjustable hub carrier of claim 2, wherein the first bearing is a 32006 bearing and the second bearing is a 6006 bearing.

4. The adjustable tool hub seat as claimed in claim 1, wherein a tool hub seat cushion tube is further embedded in the mounting cavity, two sets of the bearing assemblies are respectively arranged at two ends of the tool hub seat cushion tube, and the tool hub seat cushion tube is abutted against the bearing assemblies.

5. The adjustable hub seat according to claim 1, wherein a key bar is embedded in a mounting position at the rear end of the cutter shaft for mounting the belt pulley, a positioning groove in snap fit with the key bar is arranged on a shaft hole of the belt pulley, and the belt pulley is positioned and mounted at the rear end of the cutter shaft through the key bar.

6. The adjustable hub seat according to claim 1, wherein a front nut is threadedly connected to a front end of the arbor, a front gasket is sleeved on the arbor between the front nut and the cutter packing gasket, and the front nut presses the cutter packing gasket through the front gasket for locking the cutter packing gasket on the arbor; the rear end of arbor portion threaded connection has the rear end nut, between the rear end nut with the belt pulley on the arbor is overlapped and is equipped with the rear end gasket, the front end nut passes through the rear end gasket sticiss the belt pulley is in order to be used for with belt pulley locking is fixed on the arbor.

7. The adjustable hub seat according to claim 1, wherein a dust cap is sleeved on the arbor between the cutter covering gasket and the front bearing cap, and the dust cap tightly adheres to the outer side of the front bearing cap and is in locking connection with the arbor through a screw.

8. The adjustable hub holder of claim 1, wherein an oil injection hole is formed in a side surface of the hub holder, an oil injection nozzle for injecting lubricating grease is connected to the oil injection hole, and the oil injection hole is communicated with the mounting cavity in a penetrating manner.

9. The adjustable hub holder of claim 1, wherein the bottom surface of the hub holder is provided with positioning holes, and the hub holder is aligned with the external mounting mechanism through the positioning holes and is fastened to the external mounting mechanism by screws.

10. The adjustable hub seat according to any one of claims 1 to 9, wherein the knife covering pads are tungsten steel covering blades, are annular, are sleeved on the knife shaft through annular holes of the tungsten steel covering blades, and are stacked coaxially.