CN216940390U

CN216940390U - Positioning device for assembling frame of electric power-assisted bicycle

Info

Publication number: CN216940390U
Application number: CN202220537551.1U
Authority: CN
Inventors: 丁鹏; 金志鹤
Original assignee: Bulu Laisi Taicang Electric Technology Co ltd
Current assignee: Bulu Laisi Taicang Electric Technology Co ltd
Priority date: 2022-03-11
Filing date: 2022-03-11
Publication date: 2022-07-12
Anticipated expiration: 2032-03-11

Abstract

The utility model discloses a positioning device for assembling a frame of an electric power-assisted bicycle, which comprises a frame body, wherein an adjusting groove is formed in the frame body, an adjusting rod is arranged on the inner side of the adjusting groove, a servo motor is installed on the adjusting rod, the lower end of an upright rod is positioned on the inner side of the adjusting groove, a supporting plate is installed at the upper end of the upright rod, a transverse shaft is installed on the inner side surface of the supporting plate, a first clamping plate is further arranged on the inner side of the supporting plate, rubber anti-skidding sleeves are installed on the inner side surfaces of the first clamping plate and a second clamping plate, and a jacking mechanism is arranged on the inner side of each rubber anti-skidding sleeve. This positioner is used in equipment of electric bicycle frame, first grip block can carry out the rotation regulation through the cross axle in the backup pad and become the tilt state to make things convenient for first grip block and second grip block to cooperate and carry out the centre gripping fixedly to the girder steel of frame, can promote the cooperativity with the frame girder steel, avoid causing the mar to the frame.

Description

Positioning device for assembling frame of electric power-assisted bicycle

Technical Field

The utility model belongs to the technical field of frame assembly, and particularly relates to a positioning device for assembling a frame of an electric power-assisted bicycle.

Background

When the electric power-assisted bicycle is produced, relevant parts need to be assembled and mounted on a frame, so that the production of the bicycle is finally completed.

Present frame positioner is when fixing a position the frame, can't stabilize the centre gripping according to the inclination of frame girder steel and support it to lead to fixture can have certain angle with the frame girder steel, thereby can cause the frame to paint off or cause the mar to the frame when carrying out the centre gripping.

The above description is included in the technical recognition scope of the inventors, and does not necessarily constitute the prior art.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, an object of the present invention is to provide a positioning device for assembling a frame of an electric power assisted bicycle.

The utility model provides a positioning device for assembling a frame of an electric power-assisted bicycle, which comprises a frame body, wherein an adjusting groove is formed in the frame body, an adjusting rod is arranged on the inner side of the adjusting groove, a servo motor is installed on the adjusting rod, a vertical rod is arranged on the outer side of the adjusting rod, the lower end of the vertical rod is positioned on the inner side of the adjusting groove, a supporting plate is installed at the upper end of the vertical rod, a transverse shaft is installed on the inner side surface of the supporting plate, a first clamping plate is also arranged on the inner side of the supporting plate, the first clamping plate is mutually connected with the supporting plate through the transverse shaft, a second clamping plate is arranged above the first clamping plate, a connecting bolt is installed on the second clamping plate, an annular groove is formed in the surface of the connecting bolt, a limiting ring is arranged on the inner side of the annular groove, and the limiting ring is installed in the second clamping plate, the inner side surfaces of the first clamping plate and the second clamping plate are provided with rubber anti-skidding sleeves, and the inner sides of the rubber anti-skidding sleeves are provided with jacking mechanisms.

In one example, the vertical rods are symmetrically distributed on the adjusting rod, the vertical rods are in through threaded connection with the adjusting rod, two sections of threads with opposite directions are arranged on the surface of the adjusting rod, and when the adjusting rod 3 rotates, the adjusting rod 3 can push the vertical rods 5 to perform displacement adjustment through the two sections of threads with opposite directions on the surface of the adjusting rod.

In one example, the side of the supporting plate is regarded as a concave structure, and the supporting plate and the vertical rod are connected by welding, so that when the vertical rod 5 performs displacement motion, the vertical rod 5 can drive the supporting plate 6 to perform displacement synchronously.

In one example, first grip block and second grip block are "C" style of calligraphy structure, for through-type rotation connection between first grip block and the connecting bolt, be through-type threaded connection between second grip block and the connecting bolt, first grip block passes through the cross axle and is connected with the backup pad rotation, second grip block 9 can carry out stable connection through connecting bolt 10 and first grip block 8, and second grip block 9 and the first grip block 8 that accomplish the connection simultaneously can carry out rotation angle adjustment in the inboard of backup pad 6 through cross axle 7.

In an example, the tight mechanism in top includes loop bar, ejector pin, driving spring, gag lever post and spacing groove, the ejector pin is installed to the inboard of loop bar, be connected with driving spring between ejector pin and the loop bar, the surface of ejector pin is provided with the gag lever post, the gag lever post is located the inboard of spacing groove, the spacing groove is seted up on the inner wall of loop bar, makes things convenient for tight mechanism 14 in top to stabilize the tight centre gripping at the inboard of first grip block 8 and second grip block 9 to the frame girder steel, avoids taking place the slippage condition.

In one example, the top rod is telescopically connected with the sleeve rod through a driving spring, the limiting rod on the surface of the top rod is slidably connected with the limiting groove, and the driving spring 1403 can push the top rod 1402 to be telescopically adjusted in the sleeve rod through the limiting rod and the limiting groove, so that the top rod 1402 can be conveniently and stably clamped according to the diameter of the frame steel beam.

The positioning device for assembling the frame of the electric power-assisted bicycle provided by the utility model can bring the following beneficial effects:

the first clamping plate can rotate on the supporting plate through the cross shaft to be adjusted to be in an inclined state, so that the first clamping plate and the second clamping plate can be conveniently matched to clamp and fix the steel beam of the frame, the cooperativity with the steel beam of the frame can be improved, and the frame is prevented from being scratched;

when the first clamping plate and the second clamping plate are matched to clamp and fix the frame, the driving spring can push the ejector rod to extend out of the loop bar, so that the ejector rod can be tightly clamped on the frame steel beam through the rubber anti-skidding sleeve, and the stability of clamping the frame steel beam can be improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a connection structure of a first clamping plate and a second clamping plate according to the present invention;

FIG. 3 is an enlarged cross-sectional view of FIG. 2 at B according to the present invention;

FIG. 4 is a schematic view of the internal structure of the tightening mechanism according to the present invention;

fig. 5 is an enlarged cross-sectional view of the structure at a in fig. 2 according to the present invention.

In the figure: 1. a frame body; 2. an adjustment groove; 3. adjusting a rod; 4. a servo motor; 5. erecting a rod; 6. a support plate; 7. a horizontal axis; 8. a first clamping plate; 9. a second clamping plate; 10. a connecting bolt; 11. an annular groove; 12. a limiting ring; 13. a rubber anti-slip sleeve; 14. a jacking mechanism; 1401. a loop bar; 1402. a top rod; 1403. a drive spring; 1404. a limiting rod; 1405. a limiting groove.

Detailed Description

In order to more clearly explain the overall concept of the utility model, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "central," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the indicated orientations and positional relationships based on the drawings for ease of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. In the description of the present specification, reference to the description of the terms "one aspect," "some aspects," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same solution or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.

As shown in fig. 1 to 5, an embodiment of the present invention provides a positioning device for assembling a frame of an electric power assisted bicycle, including a frame body 1, an adjusting groove 2 is formed inside the frame body 1, an adjusting rod 3 is disposed inside the adjusting groove 2, a servo motor 4 is mounted on the adjusting rod 3, an upright rod 5 is disposed outside the adjusting rod 3, a lower end of the upright rod 5 is located inside the adjusting groove 2, a supporting plate 6 is mounted at an upper end of the upright rod 5, a cross shaft 7 is mounted on an inner side surface of the supporting plate 6, a first clamping plate 8 is further disposed inside the supporting plate 6, the first clamping plate 8 is connected to the supporting plate 6 via the cross shaft 7, a second clamping plate 9 is disposed above the first clamping plate 8, a connecting bolt 10 is mounted on the second clamping plate 9, an annular groove 11 is formed on a surface of the connecting bolt 10, a limit ring 12 is disposed inside the annular groove 11, the limit ring 12 is mounted inside the second clamping plate 9, the inner side surfaces of the first clamping plate 8 and the second clamping plate 9 are provided with rubber anti-skidding sleeves 13, and the inner sides of the rubber anti-skidding sleeves 13 are provided with jacking mechanisms 14.

Specifically, the upright rods 5 are symmetrically distributed on the adjusting rod 3, the upright rods 5 are in through type threaded connection with the adjusting rod 3, two sections of threads with opposite directions are arranged on the surface of the adjusting rod 3, and when the adjusting rod 3 rotates, the adjusting rod 3 can push the upright rods 5 to perform displacement adjustment through the two sections of threads with opposite directions on the surface of the adjusting rod.

Specifically, 6 sides of the supporting plate are regarded as a concave structure, the supporting plate 6 and the vertical rod 5 are connected in a welding mode, and the vertical rod 5 can drive the supporting plate 6 to move synchronously when the vertical rod 5 moves.

Specifically, first grip block 8 and second grip block 9 are "C" style of calligraphy structure, rotate for the through type between first grip block 8 and the connecting bolt 10 and be connected, be through type threaded connection between second grip block 9 and the connecting bolt 10, first grip block 8 rotates with backup pad 6 through cross axle 7 and is connected, second grip block 9 can carry out stable connection through connecting bolt 10 and first grip block 8, the second grip block 9 and the first grip block 8 of accomplishing the connection simultaneously can carry out rotation angle adjustment through cross axle 7 in the inboard of backup pad 6.

Specifically, tight mechanism 14 in top includes loop bar 1401, ejector pin 1402, driving spring 1403, gag lever post 1404 and spacing groove 1405, ejector pin 1402 is installed to the inboard of loop bar 1401, be connected with driving spring 1403 between ejector pin 1402 and the loop bar 1401, the surface of ejector pin 1402 is provided with gag lever post 1404, gag lever post 1404 is located the inboard of spacing groove 1405, spacing groove 1405 is seted up on the inner wall of loop bar 1401, make things convenient for tight mechanism 14 in the inboard of first grip block 8 and second grip block 9 to carry out the tight centre gripping in top of stabilizing to the frame girder steel, avoid taking place the slippage condition.

Specifically, ejector pin 1402 is connected with loop bar 1401 telescopic through drive spring 1403, and gag lever post 1404 and spacing groove 1405 sliding connection on ejector pin 1402 surface, drive spring 1403 can promote ejector pin 1402 and carry out flexible regulation in loop bar 1401 through gag lever post 1404 and spacing groove 1405, so make things convenient for ejector pin 1402 to carry out stable centre gripping to it according to the diameter of frame girder steel.

The working principle is as follows: firstly, a servo motor 4 is started according to the length of a frame, the servo motor 4 drives an adjusting rod 3 to rotate, the rotating adjusting rod 3 pushes vertical rods 5 to perform displacement adjustment through threads, after the vertical rods 5 are adjusted to proper positions, the frame is placed between the two vertical rods 5, then according to the inclination condition of steel beams on the frame, a first clamping plate 8 is manually pushed to rotate on a supporting plate 6 through a transverse shaft 7 until the angle of the first clamping plate 8 is consistent with that of the steel beams on the frame, the steel beams on the frame are placed on the inner side of the first clamping plate 8, then a second clamping plate 9 is held by hands to drive a connecting bolt 10 to penetrate through the first clamping plate 8, the connecting bolt 10 is screwed, at the moment, the connecting bolt 10 rotates on the second clamping plate 9 through an annular groove 11 and a limiting ring 12, the other end of the connecting bolt 10 is screwed on the first clamping plate 8 through threads, at the moment, the second clamping plate 9 can be matched with the first clamping plate 8 to clamp the steel beams on the frame, at this time, the driving spring 1403 can push the ejector rod 1402 to perform telescopic movement on the inner side of the sleeve rod 1401, until the ejector rod 1402 is tightly clamped on the frame steel beam through the rubber anti-slip sleeve 13, so that the stability of clamping, supporting and positioning is improved.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present invention and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A positioning device for assembling a frame of an electric power-assisted bicycle is characterized by comprising a frame body, wherein an adjusting groove is formed in the frame body, an adjusting rod is arranged on the inner side of the adjusting groove, a servo motor is installed on the adjusting rod, a vertical rod is arranged on the outer side of the adjusting rod, the lower end of the vertical rod is located on the inner side of the adjusting groove, a supporting plate is installed at the upper end of the vertical rod, a cross shaft is installed on the surface of the inner side of the supporting plate, a first clamping plate is further arranged on the inner side of the supporting plate and connected with the supporting plate through the cross shaft, a second clamping plate is arranged above the first clamping plate, a connecting bolt is installed on the second clamping plate, an annular groove is formed in the surface of the connecting bolt, a limiting ring is arranged on the inner side of the annular groove, the limiting ring is installed in the second clamping plate, and rubber anti-skid sleeves are installed on the surfaces of the inner sides of the first clamping plate and the second clamping plate, and a jacking mechanism is arranged on the inner side of the rubber anti-slip sleeve.

2. The positioning device for assembling the frame of an electric power assisted bicycle according to claim 1, wherein the upright rods are symmetrically distributed on the adjusting rod, the upright rods are in through-type threaded connection with the adjusting rod, and two sections of threads facing opposite directions are arranged on the surface of the adjusting rod.

3. The positioning device for assembling frame of electric bicycle according to claim 1, wherein the support plate is formed with a concave structure and the support plate is welded to the vertical rod.

4. The positioning device for assembling the frame of the electric power assisted bicycle according to claim 1, wherein the first clamping plate and the second clamping plate are both in a C-shaped structure, the first clamping plate and the connecting bolt are rotatably connected in a penetrating manner, the second clamping plate and the connecting bolt are rotatably connected in a penetrating manner through a threaded connection, and the first clamping plate is rotatably connected with the supporting plate through a transverse shaft.

5. The positioning device for assembling the frame of the electric power assisted bicycle according to claim 1, wherein the tightening mechanism comprises a loop bar, a top bar, a driving spring, a limiting bar and a limiting groove, the top bar is mounted on the inner side of the loop bar, the driving spring is connected between the top bar and the loop bar, the limiting bar is arranged on the surface of the top bar, the limiting bar is located on the inner side of the limiting groove, and the limiting groove is formed in the inner wall of the loop bar.

6. The positioning device for assembling the frame of the electric power assisted bicycle according to claim 5, wherein the top bar is telescopically connected with the loop bar through a driving spring, and the limit bar on the surface of the top bar is slidably connected with the limit groove.