CN210218399U

CN210218399U - Cladding formula pivot structure

Info

Publication number: CN210218399U
Application number: CN201921075061.9U
Authority: CN
Inventors: Hongwei Guo; 郭宏伟; Xinzhen Song; 宋心镇; Xiujin Zhang; 张秀金; Bolin Wang; 王柏林
Original assignee: Dongguan City Honglian Electronics Co Ltd
Current assignee: Dongguan City Honglian Electronics Co Ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-03-31
Anticipated expiration: 2029-07-10

Abstract

The embodiment of the utility model discloses cladding formula pivot structure for solve current pivot structure because of the part intensity of rotating the part is not enough, need to increase the die casting and carry out the reinforcement, lead to the technical problem that manufacturing cost improved. The embodiment of the utility model comprises a movable frame, a fixed frame and a rotating shaft; the movable frame comprises a bottom plate and a shaft sleeve connected with the bottom plate; one side edge of the bottom plate is bent to form a bent plate, the bent plate is perpendicular to the bottom plate, a shaft hole is formed in the bent plate, and the shaft hole is opposite to the opening of the shaft sleeve; the pivot includes the axis body and first end and the second end that is connected with the axis body both ends, and first end is connected with the mount, and the axis body passes the shaft hole to the suit is in axle sleeve and shaft hole. In this embodiment, bend one side of the bottom plate in the adjustable shelf and form the board of bending, and bend board and bottom plate mutually perpendicular, strengthened the part intensity of adjustable shelf greatly for this pivot structure need not to add the die casting and carries out the reinforcement, saves manufacturing cost greatly.

Description

Cladding formula pivot structure

Technical Field

The utility model relates to a pivot design technical field especially relates to a cladding formula pivot structure.

Background

The shaft used for bearing bending moment and torque in the rotating work is called a rotating shaft, and the rotating shaft is an important part of a connecting product and is often used in most of the electronic equipment at present.

Common rotating shafts are: a mobile phone rotating shaft (a flip phone or a rotary screen mobile phone); a notebook computer rotating shaft; a portable DVD spindle; a rotating shaft of the LED desk lamp; LCD display screen rotating shaft; a vehicle-mounted support rotating shaft such as a GPS and the like.

In the pivot structure of electronic equipment in the existing market, because of the spare part intensity of rotating part is not enough, need increase the die casting and carry out the reinforcement and just can reach the requirement of production, but above-mentioned way leads to manufacturing cost higher, is unfavorable for the long-term development of enterprise.

Therefore, in order to solve the above technical problems, finding a coating type rotating shaft structure is an important issue studied by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model discloses cladding formula pivot structure for solve current pivot structure because of the part intensity of rotating the part is not enough, need to increase the die casting and carry out the reinforcement, lead to the technical problem that manufacturing cost improved.

The embodiment of the utility model provides a cladding type rotating shaft structure, which comprises a movable frame, a fixed frame and a rotating shaft;

the movable frame comprises a bottom plate and a shaft sleeve connected with the bottom plate; one side edge of the bottom plate is bent to form a bent plate, the bent plate is perpendicular to the bottom plate, a shaft hole is formed in the bent plate, and the shaft hole is opposite to the opening of the shaft sleeve;

the rotating shaft comprises a shaft body, a first end portion and a second end portion, the first end portion and the second end portion are connected with two ends of the shaft body, the first end portion is connected with the fixing frame, and the shaft body penetrates through the shaft hole and is sleeved on the shaft sleeve and the shaft hole.

Optionally, a blocking part is arranged on one side surface of the bending plate facing the first end part, and the blocking part is arranged on the edge of the shaft hole;

an arc-shaped limiting part is arranged on the circumference of the shaft body and comprises a first end face and a second end face;

when the movable frame rotates anticlockwise for a preset angle around the rotating shaft, the blocking part is abutted against the first end face so as to limit the movable frame to rotate continuously;

when the movable frame rotates clockwise around the rotating shaft by a preset angle, the blocking part is abutted to the second end face to limit the movable frame to rotate continuously.

Optionally, a plurality of oil storage tanks are arranged on the outer wall of the shaft body in the shaft sleeve.

Optionally, the shaft body is in interference fit with the shaft sleeve and the shaft hole.

Optionally, an annular groove is formed in the circumferential direction of the second end portion;

and a C-shaped retaining ring is arranged in the annular groove.

Optionally, the movable frame is an integrally formed structure.

Optionally, the cross section of the shaft sleeve is of a C-shaped tubular structure.

Optionally, the rotating shaft is of an integrally formed structure.

According to the technical solution provided by the utility model, the embodiment of the utility model has the following advantage:

the embodiment of the utility model provides a cladding type rotating shaft structure, which comprises a movable frame, a fixed frame and a rotating shaft; the movable frame comprises a bottom plate and a shaft sleeve connected with the bottom plate; one side edge of the bottom plate is bent to form a bent plate, the bent plate is perpendicular to the bottom plate, a shaft hole is formed in the bent plate, and the shaft hole is opposite to the opening of the shaft sleeve; the rotating shaft comprises a shaft body, a first end portion and a second end portion, the first end portion and the second end portion are connected with two ends of the shaft body, the first end portion is connected with the fixing frame, and the shaft body penetrates through the shaft hole and is sleeved on the shaft sleeve and the shaft hole. In this embodiment, bend one side of the bottom plate in the adjustable shelf and form the board of bending, and bend board and bottom plate mutually perpendicular, strengthened the part intensity of adjustable shelf greatly for this pivot structure need not to add the die casting and carries out the reinforcement, saves manufacturing cost greatly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic view of a structure of a coated rotating shaft according to an embodiment of the present invention;

fig. 2 is an exploded view of a coated rotating shaft structure according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a rotating shaft in a coated rotating shaft structure according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a movable frame of a coated rotating shaft structure according to an embodiment of the present invention;

illustration of the drawings: a fixed frame 1; a rotating shaft 2; a base plate 3; a bending plate 4; a shaft sleeve 5; a blocking portion 6; a stopper 7; a C-shaped retaining ring 8; a shaft body 9; a first end portion 10; a second end portion 11; an oil reservoir 12; a first end face 13; a second end face 14; a shaft hole 15.

Detailed Description

In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, an embodiment of a coated rotating shaft structure provided in an embodiment of the present invention includes:

the device comprises a movable frame, a fixed frame 1 and a rotating shaft 2;

the movable frame comprises a bottom plate 3 and a shaft sleeve 5 connected with the bottom plate 3; one side edge of the bottom plate 3 is bent to form a bent plate 4, the bent plate 4 is perpendicular to the bottom plate 3, a shaft hole 15 is formed in the bent plate 4, and the shaft hole 15 is opposite to an opening of the shaft sleeve 5;

the rotating shaft 2 comprises a shaft body 9, and a first end portion 10 and a second end portion 11 which are connected with two ends of the shaft body 9, wherein the first end portion 10 is connected with the fixing frame 1, and the shaft body 9 penetrates through the shaft hole 15 and is sleeved on the shaft sleeve 5 and the shaft hole 15.

In this embodiment, bend to a side of bottom plate 3 in the adjustable shelf and form board 4 of bending, and

bend board

4 and 3 mutually perpendicular of bottom plate, strengthened the part intensity of adjustable shelf greatly for 2 structures of this pivot need not to add the die casting and carry out the reinforcement, save manufacturing cost greatly.

Further, a blocking part 6 is arranged on one side surface of the bending plate 4 facing the first end part 10, and the blocking part 6 is arranged on the edge of the shaft hole 15;

an arc-shaped limiting part 7 is arranged on the circumference of the shaft body 9, and the limiting part 7 comprises a first end surface 13 and a second end surface 14;

when the movable frame rotates anticlockwise for a preset angle around the rotating shaft 2, the blocking part 6 is abutted against the first end face 13 so as to limit the movable frame to rotate continuously;

when the movable frame rotates clockwise around the rotating shaft 2 by a preset angle, the blocking part 6 is abutted against the second end surface 14 to limit the movable frame to continue rotating.

It should be noted that most of the blocking portions 6 of the existing rotating shaft 2 structure are disposed at the opening edge of the shaft sleeve 5, such a design results in the instability of the movable frame during rotation, and the blocking portions 6 in this embodiment are disposed at the edge of the shaft hole 15 on the bending plate 4, so that the sliding frame is more stable during rotation.

Further, a plurality of oil storage tanks 12 are arranged on the outer wall of the shaft body 9 in the shaft sleeve 5.

It should be noted that the oil storage tank 12 is used for storing lubricating oil, so that the shaft sleeve 5 can rotate smoothly relative to the rotating shaft 2.

Further, the shaft body 9 is interference-fitted with the boss 5 and the shaft hole 15.

Further, the structure of the rotating shaft 2 has the function of automatic closing of 10 +/-5 degrees.

Further, an annular groove is formed in the circumferential direction of the second end portion 11;

a C-shaped retaining ring 8 is arranged in the annular groove.

It should be noted that, the C-shaped snap ring 8 is disposed in the annular groove on the second end 11 of the rotating shaft 2, so as to prevent the shaft sleeve 5 from being displaced in the axial direction of the rotating shaft 2, and the C-shaped snap ring 8 plays a role in blocking.

Furthermore, the movable frame is of an integrally formed structure.

Further, the cross section of the shaft sleeve 5 is of a C-shaped tubular structure.

Further, the rotating shaft 2 is an integrally formed structure.

It is right that the utility model provides a pair of cladding formula pivot structure carries out detailed description, will further describe this cladding formula pivot structure with an application example below, the utility model provides a pair of cladding formula pivot structure's an application example includes:

cladding formula pivot structure in this application example is applicable in printer device, and relevant needs pivoted flip subassembly mountable in printer device is on the adjustable shelf, and the subassembly mountable such as shell can revolute 2 pivoted principles of axis of rotation through the adjustable shelf on mount 1, and the flip subassembly can be realized rotating around shell subassembly.

The adjustable shelf intensity in this embodiment is enough, need not to increase the die casting and carries out the reinforcement, has lower manufacturing cost, and sets up the portion 6 that blocks through 15 edges in the shaft hole of the board 4 of bending, can be so that the adjustable shelf when carrying out the rotation of maximum rotation angle, and is more stable.

It is right above the utility model provides a cladding formula pivot structure introduces in detail, to the general technical personnel in this field, according to the utility model discloses the thought of embodiment all has the change part on concrete implementation and application scope, to sum up, this description content should not be understood as right the utility model discloses a restriction.

Claims

1. A cladding type rotating shaft structure is characterized by comprising a movable frame, a fixed frame (1) and a rotating shaft (2);

the movable frame comprises a bottom plate (3) and a shaft sleeve (5) connected with the bottom plate (3); one side edge of the bottom plate (3) is bent to form a bent plate (4), the bent plate (4) is perpendicular to the bottom plate (3), a shaft hole (15) is formed in the bent plate (4), and the shaft hole (15) is opposite to an opening of the shaft sleeve (5);

the rotating shaft (2) comprises a shaft body (9), and a first end portion (10) and a second end portion (11) which are connected with two ends of the shaft body (9), the first end portion (10) is connected with the fixing frame (1), and the shaft body (9) penetrates through the shaft hole (15) and is sleeved on the shaft sleeve (5) and the shaft hole (15).

2. The coated rotating shaft structure according to claim 1, wherein a stop part (6) is arranged on one side surface of the bent plate (4) facing the first end part (10), and the stop part (6) is arranged on the edge of the shaft hole (15);

an arc-shaped limiting part (7) is arranged on the circumference of the shaft body (9), and the limiting part (7) comprises a first end surface (13) and a second end surface (14);

when the movable frame rotates anticlockwise for a preset angle around the rotating shaft, the blocking part (6) is abutted against the first end surface (13) so as to limit the movable frame to rotate continuously;

when the movable frame winds the rotating shaft (2) and rotates clockwise for a preset angle, the blocking portion (6) is abutted to the second end face (14) so as to limit the movable frame to rotate continuously.

3. The coated rotating shaft structure as claimed in claim 1, wherein the outer wall of the shaft body (9) inside the shaft sleeve (5) is provided with a plurality of oil storage tanks (12).

4. The coated spindle arrangement according to claim 1, characterized in that the shaft body (9) is an interference fit with the sleeve (5) and the spindle bore (15).

5. The coated rotating shaft structure as claimed in claim 1, wherein an annular groove is formed in the second end portion (11) in the circumferential direction;

and a C-shaped retaining ring (8) is arranged in the annular groove.

6. The coated spindle structure of claim 1, wherein the movable frame is an integrally formed structure.

7. The coated spindle construction according to claim 1, characterized in that the cross-section of the bushing (5) is a C-shaped tubular construction.

8. The clad shaft structure according to claim 1, wherein the shaft (2) is of an integrally formed structure.