CN218856281U

CN218856281U - Novel positioning mandrel

Info

Publication number: CN218856281U
Application number: CN202320079432.0U
Authority: CN
Inventors: 孙彪; 杨国杰; 陈果
Original assignee: Hangzhou Biaokai Hardware Machinery Co ltd
Current assignee: Hangzhou Biaokai Hardware Machinery Co ltd
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-04-14
Anticipated expiration: 2033-01-10

Abstract

The utility model belongs to the technical field of the positioning mandrel, especially, novel positioning mandrel, to current wheel hub add man-hour positioning mandrel that uses can not be fine to unidimensional mesopore, need change according to the demand, great reduction the problem of availability factor, the scheme as follows is proposed now, it includes the bottom plate, the bottom symmetry fixed mounting of bottom plate has two supports, has seted up the installation cavity on the bottom plate, and slidable mounting has the slide in the installation cavity, and the top fixed mounting of slide has the axis body, and the bottom symmetry fixed mounting of slide has two connecting blocks, and slidable mounting has strutting arrangement on the bottom plate, and transmission is installed to the installation cavity internal rotation, and symmetrical fixed mounting has two installation poles in the installation cavity, and slide slidable mounting is on two installation poles, the utility model discloses the fine mesopore to unidimensional of positioning mandrel ability does not need frequently change during processing uses, great improvement the availability factor.

Description

Novel positioning mandrel

Technical Field

The utility model relates to a positioning core axle technical field especially relates to a novel positioning core axle.

Background

The hub is positioned by using the mandrel in the milling machine processing, and the central hole of the hub is arranged on the mandrel for positioning processing, so that a novel positioning mandrel is needed.

Including base, elasticity cover, locating piece, gag lever post, fixing bolt, hydraulic cylinder, piston rod that rises in the patent document of application number 201920191030.3, characterized in that: the base is established to cascaded structure, the M12 screw hole that is equipped with cylinder platform and 8 equipartitions on it, the elasticity rises the cover and comprises the elastomer of 8 lamella equipartitions, establish to cascaded hollow structure in the outside, inboard upper portion is established to the toper structure, and be located the base upside, the locating piece is established to fan-shaped structure, be equipped with a counter bore on it, be located the circular bead of elasticity cover that rises, the gag lever post upside is equipped with and rises set assorted toper structure with elasticity, it is inboard to be located the elasticity cover that rises, and be equipped with coaxial through-hole with base central authorities, be equipped with fixing bolt in the through-hole, hydraulic cylinder's inside is equipped with the piston rod, hydraulic cylinder is located the base downside, fixing bolt passes gag lever post and base and carries out threaded connection with the piston rod.

It can be seen that the positioning core shaft used in the existing hub machining process can not be well used for middle holes with different sizes, and needs to be replaced according to requirements, so that the use efficiency is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the positioning core shaft used in the existing wheel hub machining process can not be fine and the middle holes with different sizes need to be changed according to the requirement, greatly reducing the defects of the use efficiency and providing a novel positioning core shaft.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a novel positioning core axle, comprises a base plate, the bottom symmetry fixed mounting of bottom plate has two supports, has seted up the installation cavity on the bottom plate, and slidable mounting has the slide in the installation cavity, and the top fixed mounting of slide has the axis body, and the bottom symmetry fixed mounting of slide has two connecting blocks, and slidable mounting has strutting arrangement on the bottom plate, and transmission is installed to the installation cavity internal rotation.

Preferably, the installation cavity is internally and symmetrically and fixedly provided with two installation rods, the sliding plate is slidably installed on the two installation rods, the two installation rods are fixedly provided with pressure springs, and the two pressure springs are fixedly connected with the sliding plate.

Preferably, the supporting device comprises two vertical plates and two supporting plates, the two vertical plates are symmetrically and slidably mounted on the bottom plate, and the two supporting plates are respectively and fixedly mounted on the two vertical plates.

Preferably, the transmission device comprises two transmission plates, two first connecting rods and two second connecting rods, the two transmission plates are symmetrically and rotatably installed in the installation cavity, the two first connecting rods and the two second connecting rods are respectively and slidably installed on the two transmission plates, the two first connecting rods are respectively and movably connected with the two vertical plates, and the two second connecting rods are respectively and movably connected with the two connecting blocks.

Preferably, the installation cavity is internally and symmetrically and fixedly provided with two installation frames, the two installation frames are respectively and rotatably provided with a rotating rod, and the two transmission plates are respectively and fixedly arranged on the two rotating rods.

The utility model discloses in, a novel positioning core axle's beneficial effect:

(1) According to the scheme, the bottom plate, the support, the mounting cavity, the sliding plate and the shaft body are arranged, so that the wheel hub can be placed on the shaft body for positioning and processing, and the use is convenient;

(2) This scheme is owing to set up the installation pole, the pressure spring, the connecting block, the riser, the backup pad, the mounting bracket, the bull stick, the driving plate, the head rod, the second connecting rod, when the less wheel hub of mesopore was placed on the axis body, can drive axis body and slide through self weight and remove, can drive two risers through two driving plates, two head rods and two second connecting rods simultaneously and remove, two risers drive two backup pads and remove and support wheel hub to can ensure to add man-hour wheel hub's stability.

The utility model discloses the mesopore to unidimensional not that the positioning core axle can be fine when processing is used need not frequently change, great improvement the availability factor.

Drawings

Fig. 1 is a schematic cross-sectional structural view of a novel positioning mandrel provided by the present invention;

fig. 2 is a schematic view of a three-dimensional structure of a slide plate and a shaft body of the novel positioning mandrel provided by the present invention;

fig. 3 is an enlarged schematic structural view of a portion a of fig. 1 of a novel positioning mandrel provided by the present invention.

In the figure: 1. a base plate; 2. a support; 3. a mounting cavity; 4. mounting a rod; 5. a slide plate; 6. compressing the spring; 7. a shaft body; 8. connecting blocks; 9. a vertical plate; 10. a support plate; 11. a mounting frame; 12. a rotating rod; 13. a drive plate; 14. a first connecting rod; 15. a second connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1, a novel positioning core axle, including bottom plate 1, the bottom symmetry fixed mounting of bottom plate 1 has two supports 2, has seted up installation cavity 3 on the bottom plate 1, and slidable mounting has slide 5 in the installation cavity 3, and slide 5's top fixed mounting has axis body 7, and slide 5's bottom symmetry fixed mounting has two connecting blocks 8, and slidable mounting has strutting arrangement on bottom plate 1, and transmission is installed to 3 internal rotations of installation cavity, can place wheel hub on axis body 7 through the mesopore and carry out the location processing.

Referring to fig. 2, the shape characteristics and the positional relationship of the skateboard 5 and the shaft body 7 are shown in a perspective view.

Referring to fig. 3, the transmission device includes two transmission plates 13, two first connecting rods 14 and two second connecting rods 15, the two transmission plates 13 are symmetrically installed in the installation cavity 3 in a rotating manner, the two first connecting rods 14 and the two second connecting rods 15 are respectively installed on the two transmission plates 13 in a sliding manner, the two first connecting rods 14 are respectively movably connected with the two vertical plates 9, the two second connecting rods 15 are respectively movably connected with the two connecting blocks 8, and the sliding plate 5 can be moved to drive the two vertical plates 9 to move.

In this embodiment, place wheel hub on axis body 7 through the mesopore, its different size mesopores can make its card in the different positions of axis body 7, when the top, wheel hub can drive axis body 7 through self weight and remove, axis body 7 drives slide 5 and removes, slide 5 drives two connecting blocks 8 and removes, two connecting blocks 8 are through two second connecting rods 15, two driving plates 13 and two head rods 14 drive two risers 9 and remove, two risers 9 drive two backup pads 10 and remove, thereby can support the wheel hub of processing, high durability and convenient use.

Example two

The difference between this embodiment and the first embodiment is: the position that has the different thickness of a plurality of on the axis body 7, the card of being convenient for is at the wheel hub of different mesopore sizes, and the backup pad 10 that drives when slide 5 removes can provide the support to wheel hub processing, has reduced slide 5's movement distance simultaneously.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a novel positioning core axle, includes bottom plate (1), its characterized in that, the bottom symmetry fixed mounting of bottom plate (1) has two supports (2), has seted up installation cavity (3) on bottom plate (1), and slidable mounting has slide (5) in installation cavity (3), and the top fixed mounting of slide (5) has axis body (7), and the bottom symmetry fixed mounting of slide (5) has two connecting blocks (8), and slidable mounting has strutting arrangement on bottom plate (1), and transmission is installed to installation cavity (3) internal rotation.

2. A novel positioning mandrel as claimed in claim 1, wherein two mounting rods (4) are symmetrically and fixedly mounted in the mounting cavity (3), the sliding plate (5) is slidably mounted on the two mounting rods (4), the two mounting rods (4) are fixedly mounted with compression springs (6), and the two compression springs (6) are fixedly connected with the sliding plate (5).

3. A novel positioning mandrel as claimed in claim 1 in which the support means comprises two risers (9) and two support plates (10), the two risers (9) being slidably mounted symmetrically on the base plate (1), the two support plates (10) being fixedly mounted respectively on the two risers (9).

4. A novel positioning mandrel as claimed in claim 1, wherein the transmission device comprises two transmission plates (13), two first connecting rods (14) and two second connecting rods (15), the two transmission plates (13) are symmetrically and rotatably mounted in the mounting cavity (3), the two first connecting rods (14) and the two second connecting rods (15) are respectively slidably mounted on the two transmission plates (13), the two first connecting rods (14) are respectively movably connected with the two vertical plates (9), and the two second connecting rods (15) are respectively movably connected with the two connecting blocks (8).

5. A novel positioning mandrel as claimed in claim 4, wherein two mounting frames (11) are symmetrically and fixedly mounted in the mounting cavity (3), the two mounting frames (11) are rotatably mounted with rotating rods (12), and the two driving plates (13) are respectively and fixedly mounted on the two rotating rods (12).