CN216098849U - Disc rotation type axle class frock linkage - Google Patents

Abstract

The utility model provides a disc rotation type axle type frock linkage, relate to chain drive technical field, comprising a base plate, the axle sleeve, central pipe, a plurality of sleeves and locate the axle type between the adjacent sleeve and hang the disc, the axle type hangs still to be equipped with thrust bearing between the lower extreme of disc and the adjacent sleeve top in below, sleeve and round hole all with the surface clearance fit of central pipe, thrust bearing is passed to central pipe, and break away from with thrust bearing's hole, thrust bearing's top and axle type hang the bottom fixed connection of disc, thrust bearing's bottom and the adjacent sleeve top fixed connection in below, the axle type hangs the top of disc and the adjacent sleeve bottom fixed connection in top, the axle type hangs and is equipped with a plurality of axle types in the quotation of disc and hangs the mechanism. This novel axle type frock that is applicable to various specifications hangs and deposits, and this novel hanging is firm, safe and reliable, take the convenience.

Description

Disc rotation type axle class frock linkage

Technical Field

The utility model relates to the technical field of chain transmission, in particular to a disc rotary type shaft tool suspension device.

Background

With the rapid development of chain transmission and gear transmission, a gear hobbing machine tool is widely applied, because of the characteristics of equipment and different processing requirements of various products, inner holes are needed to be positioned, the products with high precision requirements are inconvenient to clamp by using a traditional chuck and have low precision, the jumping out tolerance of the processed products cannot meet the precision requirements, the auxiliary time for alignment at each time is increased, the product quality is difficult to ensure, and on the other hand, because the claws are stressed at a plurality of position points during working, the stressed positions of the products with certain thin-wall structures are deformed easily after the processing is finished, and the quality problems of ellipse inner holes and the like occur.

The product is positioned and clamped by designing the special hobbing mandrel, the problem can be perfectly solved, the hobbing mandrel is various in types, is a slender shaft, is difficult to bend and deform when being stored, is easy to collide with a threaded part in addition, causes scrapping, and is very troublesome when being found by a conventional storage mode, so that the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a disc rotation type axle class frock linkage, the problem that exists among the prior art is solved to the purpose.

In order to achieve the purpose, the technical scheme adopted by the novel device is as follows:

a disc rotary type shaft tool hanging device comprises a bottom plate, a shaft sleeve fixedly arranged on the upper surface of the bottom plate, a central circular tube, a plurality of sleeves and a shaft hanging disc, wherein the lower end of the central circular tube is in interference fit with the shaft sleeve and is longitudinally arranged, the sleeves are sleeved on the outer surface of the central circular tube at intervals, the shaft hanging disc is arranged between the sleeves, a round hole is formed in the center of the shaft hanging disc and is sleeved on the outer surface of the central circular tube through the round hole, a thrust bearing is further arranged between the lower end of the shaft hanging disc and the top end of the sleeve adjacent to the lower side of the shaft hanging disc, the central circular tube penetrates through an inner hole of the thrust bearing and is separated from the hole wall of the inner hole, the sleeves and the round hole are in clearance fit with the outer surface of the central circular tube, the top end of the thrust bearing is fixedly connected with the bottom end of the shaft hanging disc, the bottom end of the thrust bearing is fixedly connected with the top end of the sleeve adjacent to the lower side of the shaft hanging disc, the disc surface of the shaft type suspension disc is provided with a plurality of shaft type suspension mechanisms.

Preferably, the shaft type suspension mechanism comprises a plurality of radial slotted holes which are uniformly distributed around the axis of the shaft type suspension disc, the centers of the radial slotted holes extend outwards from the wall of one side of the shaft type suspension disc to form a connecting slotted hole, a circular taking hole is arranged at the end part of the connecting slotted hole, the width of the connecting slotted hole is the same as that of the radial slotted hole, the diameter of the circular taking hole is larger than that of the radial slotted hole, and the width of the radial slotted hole and the diameter of the circular taking hole are respectively matched with the external diameter of a thread of the hobbing mandrel to be suspended.

Preferably, the width of the radial slotted hole is at least 1mm larger than the external diameter of the thread of the hobbing mandrel to be hung, the diameter of the round taking hole is 5mm larger than the external diameter of the thread of the hobbing mandrel to be hung, the top end of the hobbing mandrel is in threaded connection with a nut, and the nut can penetrate through the round taking hole and hang the hobbing mandrel on the radial slotted hole.

Preferably, the sleeve have 4, from the bottom up be first sleeve, second sleeve, third sleeve and fourth sleeve in proper order, it has 3 to hang the disc with the corresponding axle type of sleeve quantity, 3 axle types hang the disc and are applicable to the hobbing dabber of 3 kinds of screw specifications respectively and hang.

Preferably, the top welding of first telescopic bottom and axle sleeve, thrust bearing's bottom still interference fit have the bearing frame, the bearing frame locate the surface of central pipe with clearance fit's mode cover, first telescopic top, the telescopic top of second and the telescopic top of third respectively with the bottom welding of corresponding bearing frame, thrust bearing's top still interference fit have a bearing cap, the bearing cap cover establish at the surface of central pipe and with central pipe clearance fit, the top welding of bearing cap have the backing plate, the backing plate locate the surface of central pipe with clearance fit's mode cover, and the upper surface of backing plate hangs the bottom welding of disc with corresponding axle type.

Preferably, the bottom end of the shaft sleeve is welded with the upper surface of the bottom plate.

This novel disc rotation type axle class frock linkage's beneficial effect does: this novel can make slender axles deposit indeformable deformation, the screwed part has the nut protection to be difficult to collide with, can realize through the bearing that different axles class hangs the independent rotary motion of disc separately, and the convenient of being convenient for axle class frock is got and is put, and axle class hangs the disc and is equipped with multiple specification, and the axle class frock that is applicable to various specifications is deposited, and this novel hanging is firm, fail safe nature is strong.

Description of the drawings:

FIG. 1 is a structural diagram of the present invention,

fig. 2, top view of the shaft suspension disk.

1: a base plate; 2: a shaft sleeve; 3: a first sleeve; 4: a bearing seat; 5: a thrust bearing; 6: a bearing cap; 7: a base plate; 8: a shaft suspension disc; 9: a central circular tube; 10: a second sleeve; 11: a third sleeve; 12: a fourth sleeve; 13: a first welding point; 14: a second welding point; 15: a radial slot; 16: connecting the slotted holes; 17: a round taking hole.

The specific implementation mode is as follows:

the present invention is described in detail below with reference to the drawings, which are intended to illustrate preferred embodiments of the present invention and not to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are only used for describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to be referred to must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 and 2:

a disc rotary type shaft tool hanging device comprises a bottom plate 1, a shaft sleeve 2 fixedly arranged on the upper surface of the bottom plate 1, a plurality of sleeves with the lower ends thereof being in interference fit with the shaft sleeve 2, a central round pipe 9 longitudinally arranged, a plurality of sleeves mutually spaced and sleeved on the outer surface of the central round pipe 9, and a shaft hanging disc 8 arranged between the adjacent sleeves, wherein a round hole is arranged at the center of the shaft hanging disc 8 and sleeved on the outer surface of the central round pipe 9 through the round hole, a thrust bearing is further arranged between the lower end of the shaft hanging disc and the top end of the sleeve adjacent to the lower side, the central round pipe penetrates through an inner hole of the thrust bearing and is separated from the hole wall of the inner hole, the sleeves and the round hole are in clearance fit with the outer surface of the central round pipe, the top end of the thrust bearing 5 is fixedly connected with the bottom end of the shaft hanging disc 8, and the bottom end of the thrust bearing 5 is fixedly connected with the top end of the sleeve adjacent to the lower side, the top end of the shaft type hanging disc 8 is fixedly connected with the bottom end of the sleeve adjacent to the top, and a plurality of shaft type hanging mechanisms are arranged on the disc surface of the shaft type hanging disc 8;

the shaft type suspension mechanism comprises a plurality of radial slotted holes 15 which are uniformly distributed around the axis of the shaft type suspension disc 8, the centers of the radial slotted holes 15 extend out of the slot wall on one side to form connecting slotted holes 16, the end parts of the connecting slotted holes 16 are provided with circular taking holes 17, the width of each connecting slotted hole 16 is the same as that of each radial slotted hole 15, the diameter of each circular taking hole 17 is larger than that of each radial slotted hole 15, and the width of each radial slotted hole 15 and the diameter of each circular taking hole 17 are respectively matched with the external diameter of a thread of a hobbing mandrel to be suspended;

the width of the radial slotted hole 15 is at least 1mm larger than the external diameter of the thread of the hobbing mandrel to be hung, the diameter of the round taking hole 17 is 5mm larger than the external diameter of the thread of the hobbing mandrel to be hung, the top end of the hobbing mandrel is in threaded connection with a nut, and the nut can penetrate through the round taking hole 17 and hang the hobbing mandrel on the radial slotted hole 15; the nut protects the thread from being damaged, and the hobbing mandrel is prevented from bending and deforming through suspension;

the number of the sleeves is 4, the first sleeve 3, the second sleeve 10, the third sleeve 11 and the fourth sleeve 12 are arranged from bottom to top in sequence, the number of the shaft type hanging discs 8 corresponding to the number of the sleeves is 3, and the 3 shaft type hanging discs 8 are respectively suitable for hanging hobbing mandrels with 3 thread specifications;

the bottom of first sleeve 3 and the top welding of axle sleeve 2, the bottom of thrust bearing 5 still interference fit have bearing frame 4 (be the lateral wall surface of bearing frame and the hole interference fit of thrust bearing lower part), the bearing frame 4 locate the surface of central pipe 9 with clearance fit's mode cover, the top of first sleeve 3, the top of second sleeve 10 and the top of third sleeve 11 weld with the bottom of corresponding bearing frame 4 respectively, the top of thrust bearing 5 still interference fit have bearing cap 6 (be the lateral wall surface of bearing cap and the hole interference fit of thrust bearing upper part), the bearing cap cover establish at the surface of central pipe 9 and with central pipe 9 clearance fit, the top welding of bearing cap 6 have backing plate 7, backing plate 7 locate the surface of central pipe 9 with clearance fit's mode cover, the upper surface of the backing plate 7 is welded with the bottom end of the corresponding shaft suspension disc 8; therefore, each shaft hanging disc 8 can be ensured to rotate freely, and shaft tools can be conveniently taken and placed;

the bottom end of the shaft sleeve 2 is welded with the upper surface of the bottom plate 1.

This neotype theory of use: during this novel use, with the nut spiro union in the screw thread department of gear hobbing dabber for the protection screw thread to find the axle type with the corresponding specification of gear hobbing dabber and hang disc 8, pass circular tapping hole 17 with the one end that the spiro union has the nut, via connecting slotted hole 16, hang the gear hobbing dabber on radial slotted hole 15 through the nut. When the gear hobbing mandrel needs to be taken out, the operations are performed in the reverse order.

Claims (6)

1. The utility model provides a disc rotation type axle class frock linkage, characterized in that: the shaft type suspension disc comprises a bottom plate, a shaft sleeve fixedly arranged on the upper surface of the bottom plate, a central circular tube, a plurality of sleeves and a shaft type suspension disc, wherein the central circular tube is arranged at the lower end of the upper surface of the bottom plate in an interference fit manner and is sleeved on the outer surface of the central circular tube along the longitudinal direction, the sleeves are arranged between the adjacent sleeves at intervals, a round hole is formed in the center of the shaft type suspension disc and is arranged on the outer surface of the central circular tube through the round hole sleeve, a thrust bearing is further arranged between the lower end of the shaft type suspension disc and the top end of the sleeve adjacent to the lower side, the central circular tube penetrates through an inner hole of the thrust bearing and is separated from the hole wall of the inner hole, the sleeves and the round hole are in clearance fit with the outer surface of the central circular tube, the top end of the thrust bearing is fixedly connected with the bottom end of the shaft type suspension disc, the bottom end of the sleeve adjacent to the lower side is fixedly connected with the top end of the sleeve adjacent to the upper side, the disc surface of the shaft type suspension disc is provided with a plurality of shaft type suspension mechanisms.

2. The suspension device for the disc rotating shaft tool as claimed in claim 1, wherein: the shaft type suspension mechanism comprises a plurality of radial slotted holes which are uniformly distributed around the axis of a shaft type suspension disc, the centers of the radial slotted holes extend outwards from the wall of one side of the shaft type suspension disc to form a connection slotted hole, a circular taking hole is arranged at the end part of the connection slotted hole, the width of the connection slotted hole is the same as that of the radial slotted hole, the diameter of the circular taking hole is larger than that of the radial slotted hole, and the width of the radial slotted hole and the diameter of the circular taking hole are respectively matched with the external diameter of a thread of a hobbing mandrel to be suspended.

3. The suspension device for the disc rotating shaft tool as claimed in claim 2, wherein: the width of the radial slotted hole is at least 1mm larger than the external diameter of the thread of the hobbing mandrel to be hung, the diameter of the round taking hole is 5mm larger than the external diameter of the thread of the hobbing mandrel to be hung, the top end of the hobbing mandrel is in threaded connection with a nut, and the nut can penetrate through the round taking hole and hang the hobbing mandrel on the radial slotted hole.

4. The suspension device for the disc rotating shaft tools as claimed in claim 3, wherein: the sleeve have 4, from the bottom up be first sleeve, second sleeve, third sleeve and fourth sleeve in proper order, it has 3 to hang the disc with the corresponding axle type of sleeve quantity, 3 axle types hang the disc and are applicable to the hobbing dabber of 3 kinds of screw specifications respectively and hang.

5. The suspension device for the disc rotating shaft tools as claimed in claim 4, wherein: first telescopic bottom and the top welding of axle sleeve, thrust bearing's bottom still interference fit have the bearing frame, the bearing frame locate the surface of central pipe with clearance fit's mode cover, first telescopic top, the telescopic top of second and the telescopic top of third respectively with the bottom welding of corresponding bearing frame, thrust bearing's top still interference fit have a bearing cap, the bearing cap cover establish at the surface of central pipe and with central pipe clearance fit, the top welding of bearing cap have a backing plate, the backing plate locate the surface of central pipe with clearance fit's mode cover, and the upper surface of backing plate and the corresponding bottom welding that hangs the disc.

6. The suspension device for the disc rotating shaft tools as claimed in any one of claims 1 to 5, wherein: the bottom end of the shaft sleeve is welded with the upper surface of the bottom plate.

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