CN209925406U

CN209925406U - Hexagonal flange face slotted nut capable of judging slotted position in screwing state

Info

Publication number: CN209925406U
Application number: CN201920725504.8U
Authority: CN
Inventors: 董大胜
Original assignee: Jiangsu Saleen Automotive Technology Co Ltd
Current assignee: Jiangsu Saleen Automotive Technology Co Ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-01-10
Anticipated expiration: 2029-05-21

Abstract

The utility model relates to a hexagonal flange face slotted nut capable of judging a slotted position in a tightening state, which comprises a hexagonal flange face nut body, wherein the hexagonal flange face nut body comprises a flange part and a six-sided cylinder part arranged on the side end face of the flange part, the six-sided cylinder part and the flange part are coaxially arranged, and the centers of the six-sided cylinder part and the flange part are provided with communicated threaded holes; and one end of the six-sided cylindrical part, which is far away from the flange part, is provided with a plurality of slots matched with the cotter pins, and the position of the six-sided cylindrical part, which is contacted with the flange part, is provided with a plurality of pointing structures corresponding to the slots respectively. The utility model has the advantages of adjust well fast, reduce the operation step, improve work efficiency.

Description

Hexagonal flange face slotted nut capable of judging slotted position in screwing state

The technical field is as follows:

the utility model belongs to the technical field of automobile parts, concretely relates to can judge hexagon flange face fluting nut of fluting position under screwing up the state.

Background art:

the slotted nut is used for fixing a front wheel shaft and a rear wheel shaft of a vehicle by penetrating through a wheel shaft screw rod of the front wheel and the rear wheel so as to fix the vehicle frame and a tire together, in order to prevent the nut from loosening, a cotter pin is used for fixing the slotted nut, the cotter pin needs to penetrate through the middle of a wheel shaft screw rod, both ends of the wheel shaft screw rod are drilled normally, when the selected wheel shaft screw rod is matched with the cotter pin and the slotted nut, the slotted nut fixes the front wheel and the vehicle frame through the wheel shaft screw rod, and the cotter pin fastens the slotted nut through a pin hole of the wheel shaft screw rod so as not to loosen the slotted nut and the vehicle during movement.

Patent No. 201620789176.4 a fluting locking combination nut, patent No. 201811560307.1 an off-axis formula fluting flange nut all is used for fixed automobile vehicle front and back shaft, prevents that the vehicle from taking place the pine phenomenon when the motion, but has following shortcoming: 1. the slotted nut is screwed and fixed with the wheel shaft screw rod through the hexagonal wrench in the using process, and the slotted position of the slotted nut is arranged in the hexagonal hole of the hexagonal wrench when the slotted nut is screwed, so that a worker cannot correctly judge the slotted position of the slotted nut in the screwing process, the slotted position and the pin hole of the wheel shaft screw rod are not in regular alignment, the penetration and fastening of a cotter pin cannot be guaranteed, repeated screwing is needed, time and labor are consumed, and the working efficiency is low; 2. the end face of the column part of the slotted nut is easy to collide with the wheel shaft screw and the hexagonal wrench in the contact process, the structure of the slotted nut is damaged, and the clamping force of the slotted nut is seriously influenced.

The utility model has the following contents:

the utility model aims at overcoming the above not enough, provide one kind fast to adjust well, reduce the operation step, improve work efficiency can judge the hexagonal flange face fluting nut of fluting position under screwing up the state.

The purpose of the utility model is realized through the following technical scheme: a hexagonal flange face slotted nut capable of judging a slotted position in a screwed state comprises a hexagonal flange face nut body, wherein the hexagonal flange face nut body comprises a flange part and a six-sided cylinder part arranged on the side end face of the flange part, the six-sided cylinder part and the flange part are coaxially arranged, and communicated threaded holes are formed in the centers of the six-sided cylinder part and the flange part;

and one end of the six-sided cylindrical part, which is far away from the flange part, is provided with a plurality of slots matched with the cotter pins, and the position of the six-sided cylindrical part, which is contacted with the flange part, is provided with a plurality of pointing structures corresponding to the slots respectively.

The utility model discloses a further improvement lies in: the directional structure is a triangular pyramid.

The utility model discloses a further improvement lies in: two symmetrically arranged vertexes of the triangular pyramid body are arranged at the contact positions of the hexagonal cylinder body part and the flange part, and the other two symmetrically arranged vertexes of the triangular pyramid body point to the symmetrical center line of the groove.

The utility model discloses a further improvement lies in: the slotted is U-shaped structure, and the slotted opening is towards keeping away from flange portion and setting up.

The utility model discloses a further improvement lies in: the side end face of the flange part close to the six-sided cylinder part is an arc surface which is far away from the six-sided cylinder part and expands outwards.

The utility model discloses a further improvement lies in: a plurality of flutings all distribute in the central point of six faces of six face cylinder portions, and the fluting communicates with each other with the screw hole.

The utility model discloses a further improvement lies in: the six-sided cylindrical part is provided with a first guide surface and a second guide surface on one end surface far away from the flange part, the first guide surface is obliquely arranged towards the direction of the threaded hole, and the second guide surface is arranged on the outer side of the end of the six-sided cylindrical part and obliquely arranged towards the direction of the flange part.

Compared with the prior art, the utility model has the following advantage:

1. the utility model discloses be equipped with a plurality of directional structures corresponding with the fluting respectively on the position of six cylinder portions and flange portion contact, the workman screws up the fluting nut in-process with the hexagonal spanner and can judge the fluting position according to directional structure, once only guarantees when screwing up fluting nut and shaft screw rod that the fluting is adjusted well with epaxial pinhole of shaft screw, increases workman's operation convenience, reduces the operation step, improves the operating efficiency.

2. The pointing structure is a triangular pyramid, the structure is convenient to be arranged at the contact positions of the flange part and the six-sided cylinder part, the contact area is large, the connection is firm, the triangular pyramid is not easy to fall off, and meanwhile, the vertex of the triangular pyramid has a good pointing effect.

3. Two symmetrically arranged vertexes of the triangular pyramid body point to the symmetrical center line of the slot, and positioning is more accurate.

4. One side terminal surface of flange portion is the arc surface, and hexagonal wrench's last pot head is established in slotted nut's hexagonal prism portion's outer lane, and the arc surface provides certain space of dodging for the triangular pyramid, avoids the terminal surface emergence of the great part of triangular pyramid and hexagonal wrench to touch.

5. The arrangement of the first guide surface and the second guide surface avoids mutual collision when the wheel shaft screw penetrates into the threaded hole and the hexagonal cylinder part penetrates into the hole of the hexagonal wrench, protects the end surface structure of the slotted nut, and simultaneously guarantees the clamping force of the slotted nut.

Description of the drawings:

fig. 1 is the utility model relates to a can judge the structural schematic diagram of hexagon flange face fluting nut of fluting position under the state of screwing up.

Fig. 2 is the utility model relates to a can judge the connection schematic diagram of hexagon flange face fluting nut and wheel spindle screw rod of fluting position under the state of screwing up.

Reference numbers in the figures: 1-flange part, 2-hexagonal cylinder part, 3-threaded hole, 4-notch, 5-triangular pyramid, 6-arc surface, 7-first guide surface, 8-second guide surface, 9-wheel shaft screw and 10-pin hole.

The specific implementation mode is as follows:

in order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.

Fig. 1 shows an embodiment of the hexagonal flange grooved nut of the present invention, which can determine the grooved position in a tightened state, and includes a hexagonal flange grooved nut body, the hexagonal flange grooved nut body includes a flange portion 1 and a hexahedral cylinder portion 2 disposed on the side end face of the flange portion 1, the hexahedral cylinder portion 2 is disposed coaxially with the flange portion 1, and the centers of the hexahedral cylinder portion 2 and the flange portion 1 are both provided with a threaded hole 3;

a plurality of open grooves 4 matched with the cotter pins are formed in one end, far away from the flange part 1, of the six-sided cylindrical part 2, and a plurality of pointing structures corresponding to the open grooves 4 are arranged at the positions, in contact with the flange part 1, of the six-sided cylindrical part 2.

In this embodiment, directional structure is triangular pyramid 5, and this structure is convenient for set up the contact position at flange portion 1 and six cylinder portions 2, and area of contact is big, firm in connection, is difficult for droing, and the summit of triangular pyramid 5 has better directional effect simultaneously.

In this embodiment, the contact position of six cylinder portions 2 and flange portion 1 is arranged in to the summit that two symmetries of triangular pyramid 5 set up, and the equal directional fluting 4's of summit of two other symmetries of triangular pyramid 5 central lines, realizes accurate counterpoint, and triangular pyramid 5 accessible welding mode is fixed, and a terminal surface and the 1 laminating of flange portion of triangular pyramid 5, the bottom surface and the laminating of six cylinder portions 2 of triangular pyramid 5, and it is more firm to connect.

In the present embodiment, the slot 4 has a U-shaped structure, and the opening of the slot 4 is disposed away from the flange portion 1.

In this embodiment, the flange portion 1 is close to the side end face of the hexagonal cylinder portion 2 and is the arc surface 6 of keeping away from the outward expansion of the hexagonal cylinder portion 2, and the upper end cover of the hexagonal wrench is established at the outer lane of the hexagonal cylinder portion 2 of the slotted nut, and the arc surface 6 provides certain space of dodging for the triangular pyramid 5, and the terminal surface of avoiding the great part of triangular pyramid 5 and hexagonal wrench takes place to touch.

In the present embodiment, a plurality of slots 4 are distributed in the center of six faces of the hexahedral cylindrical portion 2, and the slots 4 communicate with the threaded holes 3.

In this embodiment, six cylinder portions 2 keep away from and have first spigot surface 7 and second spigot surface 8 on the terminal surface of flange portion 1, first spigot surface 7 sets up to the slope of screw hole 3 direction, the outside that six cylinder portions 2 this end was arranged in to second spigot surface 8 just sets up to the slope of flange portion 1 direction, the setting of first spigot surface 7 and second spigot surface 8 avoids colliding each other when axle screw 9 penetrates screw hole 3 and hexagonal cylinder portion 2 penetrates the downthehole of hexagonal spanner, protect slotted nut's terminal surface structure, guarantee slotted nut's clamp force simultaneously.

The working principle is as follows: as shown in fig. 2, a mark consistent with the extending direction of the axle screw 9 is made at the center of the pin hole 10 on the axle screw 9, a worker sleeves a slotted nut at one end of the axle screw 9, sleeves a hexagonal wrench outside the six-sided cylinder part 2 of the slotted nut, screws, places the pin hole 10 on the screwed axle screw 9 in the slotted nut, compares the mark with the vertex of the triangular pyramid 5, when the two are in a straight line, the pin hole 10 corresponds to the slot 4 of the slotted nut, unloads the hexagonal wrench at this time, and penetrates a cotter pin into the slot 4 to the pin hole 10, so as to fix the slotted nut and the axle screw 9. The utility model discloses be equipped with a plurality of directional structures corresponding with the fluting respectively on the position of six cylinder portions and flange portion contact, the workman screws up the fluting nut in-process with the hexagonal spanner and can judge the fluting position according to directional structure, once only guarantees when screwing up fluting nut and shaft screw rod that the fluting is adjusted well with epaxial pinhole of shaft screw, increases workman's operation convenience, reduces the operation step, improves the operating efficiency.

The disclosures of all parts of the present invention are within the scope of the common general knowledge of those skilled in the art.

It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a can judge hexagon flange face slotted nut of fluting position under the state of screwing up which characterized in that: the hexagonal flange face nut comprises a hexagonal flange face nut body, wherein the hexagonal flange face nut body comprises a flange part and a hexagonal cylinder part arranged on the side end face of the flange part, the hexagonal cylinder part and the flange part are coaxially arranged, and communicated threaded holes are formed in the centers of the hexagonal cylinder part and the flange part;

and one end of the hexagonal cylinder part, which is far away from the flange part, is provided with a plurality of slots matched with the cotter pins, and the position of the hexagonal cylinder part, which is contacted with the flange part, is provided with a plurality of pointing structures corresponding to the slots respectively.

2. The hexagonal flange grooved nut capable of judging the grooved position in the tightened state according to claim 1, characterized in that: the pointing structure is a triangular pyramid.

3. The hexagonal flange grooved nut capable of judging the grooved position in the tightened state according to claim 2, characterized in that: two symmetrically arranged vertexes of the triangular pyramid are arranged at the contact positions of the hexagonal cylinder part and the flange part, and the other two symmetrically arranged vertexes of the triangular pyramid point to the symmetrical center line of the groove.

4. The hexagonal flange grooved nut capable of judging the grooved position in the tightened state according to claim 3, characterized in that: the fluting is U type column structure, and the notched opening orientation keeps away from flange portion and sets up.

5. The hexagonal flange grooved nut capable of judging the grooved position in the tightened state according to claim 1, characterized in that: the side end face of the flange part close to the six-sided cylinder part is an arc surface which is far away from the six-sided cylinder part and expands outwards.

6. The hexagonal flange grooved nut capable of judging the grooving position in the tightened state according to claim 1, 3 or 4, wherein: the plurality of slots are distributed in the center positions of six faces of the six-face cylinder part and are communicated with the threaded holes.

7. The hexagonal flange grooved nut capable of judging the grooved position in the tightened state according to claim 1, characterized in that: the six-sided cylindrical part is provided with a first guide surface and a second guide surface on one end surface far away from the flange part, the first guide surface is obliquely arranged towards the direction of the threaded hole, and the second guide surface is obliquely arranged towards the flange part on the outer side of the end of the six-sided cylindrical part.