CN210234581U

CN210234581U - Expansion assembly of chuck type expander for tire

Info

Publication number: CN210234581U
Application number: CN201920859136.6U
Authority: CN
Inventors: Junjie Yin; 尹骏杰; Jiawang Yin; 尹家旺; Wei Zhu; 朱伟; Hongnian Gu; 顾宏年
Original assignee: Taixing City Shuang Yang Mechanical Engineering Co ltd
Current assignee: Taixing City Shuang Yang Mechanical Engineering Co ltd
Priority date: 2020-01-03
Filing date: 2020-01-03
Publication date: 2020-04-03
Anticipated expiration: 2030-01-03

Abstract

The utility model relates to an expansion equipment field specifically is an expansion subassembly that is used for chuck formula expander of tire, including the expansion cover, expansion cover bottom is provided with the mounting disc around the welding, and the central subsides of expansion cover bottom are inserted and are provided with the vortex dish, vortex dish bottom central authorities are inserted through interference fit and are provided with the adapter sleeve, and the adapter sleeve is connected to driving motor through the pivot, the expansion cover top is encircleed and is provided with four group's expansion sliders of inserting, and inserts on the expansion slider and be provided with the stand, and the fixed welding in stand top is provided with the mounting bracket, the mounting bracket outer end is provided with the expansion board through the welding, and the expansion board left and right sides symmetry is articulated and is provided with the. The auxiliary plate rotates along the expansion plate under the pressure of the inner edge of the tire, and is supported by the compression spring on the elastic telescopic column, so that the auxiliary plate is always tightly attached to the inner edge of the tire, the supporting contact surface is increased, and the stability of expansion clamping is improved.

Description

Expansion assembly of chuck type expander for tire

Technical Field

The utility model relates to an expansion equipment technical field specifically is an expansion subassembly that is used for chuck formula expander of tire.

Background

In the production process of the tire, steel wire ring rubber cores are required to be attached to manufacture the steel wire ring, the traditional method of manual attachment is adopted, and the rubber ring is pulled open and pressed on the circumference of the steel wire ring by a plurality of persons distributed around the steel wire ring.

Need conveniently operate after fixing the tire through the expansion chuck in the tire production, traditional chuck is difficult to fully the laminating to be fixed at the tire inner ring, is mostly the point contact with the tire, leads to the fixed compactness of tire lower, and current tire is fixed to open and shut through manual operation many, wastes time and energy.

Such problems could be solved if a motorized opening and closing tire securing chuck could be devised, for which we provide a chuck-type expander expansion assembly for a tire.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an expansion subassembly that is used for chuck formula expander of tire to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an expansion subassembly for chuck formula expander of tire, includes the expansion cover, expansion cover bottom ring welding is provided with the mounting disc, and inserts in expansion cover bottom central authorities and be provided with the vortex dish, vortex dish bottom central authorities insert through interference fit and are provided with the adapter sleeve, and the adapter sleeve is connected to driving motor through the pivot, the expansion cover top encircles and inserts and be provided with four group's expansion sliders, and inserts on the expansion slider and be provided with the stand, and the fixed welding in stand top is provided with the mounting bracket, the mounting bracket outer end is provided with the expansion board through the welding, and the expansion board left and right sides symmetry is articulated to be provided with the accessory plate, and expansion board and accessory plate outside wall all laminate and are provided with the slipmat, the accessory plate back all is connected through articulated with the mounting bracket side and is installed.

Preferably, the top of the vortex line disk is welded with a vortex line-shaped latch, the bottom of the expansion sliding block is provided with a clamping groove matched with the latch, and the expansion sliding block is meshed with the latch on the top of the vortex line disk.

Preferably, the outer diameter of the mounting disc is larger than that of the expansion sleeve, and eight groups of connecting holes are vertically arranged on the mounting disc in a penetrating and surrounding mode.

Preferably, the elastic telescopic column is composed of a hinge block, a sliding sleeve, a sliding column and a compression spring, the sliding column is inserted into the sliding sleeve, the hinge block is welded to the outer side of the sliding sleeve and the tail end of the sliding column, and the compression spring is arranged outside the sliding column in a winding mode.

Preferably, the side wall surfaces of the two sides of the mounting rack are both provided with connecting blocks matched with the elastic telescopic columns, and the auxiliary plate and the expansion plate are parallel to each other when the elastic telescopic columns are in a fully extended state.

Preferably, the expansion sliding block is an inverted T-shaped sliding block, and four groups of grooves matched with the expansion sliding block are formed in the top of the expansion sleeve in a surrounding mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the auxiliary plate rotates along the expansion plate under the pressure of the inner edge of the tire, and is supported by the compression spring on the elastic telescopic column, so that the auxiliary plate is always tightly attached to the inner edge of the tire, the supporting contact surface is increased, and the stability of expansion clamping is improved.

2. The device can improve the block stability when expanding through the non-slip mat of expansion board and the outer laminating setting of accessory plate, reduces the axial of tire and rotates.

3. The device can control the expansion sliding block to move outwards or centripetally at the top of the expansion sleeve through the forward and reverse rotation of the driving motor, and the electric control can reduce the operation of manpower on the device, so that the clamping and releasing of the auxiliary plate on the inner edge of the tire can be rapidly carried out.

Drawings

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

fig. 2 is a schematic cross-sectional view of the present invention.

In the figure: the expansion device comprises an expansion sleeve 1, an installation disc 2, an eddy disc 3, a connection sleeve 4, a driving motor 5, an expansion sliding block 6, an upright post 7, an installation frame 8, an expansion plate 9, an auxiliary plate 10, an anti-skid pad 11 and an elastic telescopic column 12.

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. Based on the technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.

Referring to fig. 1 to 2, the present invention provides a technical solution: the utility model provides an expansion subassembly for chuck formula expander of tire, includes

expansion cover

1, and 1 bottoms of expansion cover are encircleed the welding and are provided with

mounting disc

2, and 1 bottom central authorities of expansion cover are inserted and are provided with

vortex dish

3, and 2 external diameters of mounting disc are greater than 1 external diameters of expansion cover, and link up perpendicularly on the mounting disc 2 and encircle and seted up eight connecting holes.

Vortex-shaped latch teeth are welded on the top of the vortex disc 3, clamping grooves matched with the latch teeth are formed in the bottom of the expansion sliding block 6, and the expansion sliding block 6 is meshed with the latch teeth on the top of the vortex disc 3. The forward and reverse rotation of the driving motor 5 can control the expansion sliding block 6 to move outwards or centripetally on the top of the expansion sleeve 1, and the electric control can reduce the operation of manpower on the device, so that the clamping and loosening of the auxiliary plate 10 on the inner edge of the tire can be rapidly carried out. The expansion sliding block 6 is an inverted T-shaped sliding block, and four groups of grooves matched with the expansion sliding block 6 are formed in the top of the expansion sleeve 1 in a surrounding mode.

3 bottom central authorities of vortex dish are provided with adapter sleeve 4 through interference fit's ann insertion, and adapter sleeve 4 is connected to driving motor 5 through the pivot, and 1 top of expansion cover is encircleed to be inserted and is provided with four group's expansion sliders 6, and installs on the expansion slider 6 and be provided with

stand

7, and 7 fixed welding in top of stand are provided with

mounting bracket

8, and 8 both sides lateral surfaces of mounting bracket all are provided with the connecting block that matches with elastic expansion post 12, and auxiliary plate 10 is parallel to each other with expansion plate 9 when elastic expansion post 12 is for the complete extension state.

The outer end of the mounting frame 8 is provided with an expansion plate 9 through welding, auxiliary plates 10 are symmetrically hinged to the left side and the right side of the expansion plate 9, anti-slip pads 11 are attached to the outer side wall surfaces of the expansion plate 9 and the auxiliary plates 10, and elastic telescopic columns 12 are hinged to the back surface of the auxiliary plates 10 and the side surface of the mounting frame 8. The elastic telescopic column 12 consists of a hinged block, a sliding sleeve, a sliding column and a compression spring, the sliding column is inserted into the sliding sleeve, the hinged block is welded to the outer side of the sliding sleeve and the tail end of the sliding column, and the compression spring is arranged outside the sliding column in a wound mode. The auxiliary plate 10 is supported by the compression spring on the elastic telescopic column 12, so that the auxiliary plate 10 is always tightly attached to the inner edge of the tire, the supporting contact surface is increased, and the stability of expansion clamping is improved.

The working principle is as follows: after the expansion sliding block 6 is moved to the center of the top of the expansion sleeve 1, the inner edge of the tire is sleeved outside the expansion plate 9 and the auxiliary plate 10, the driving motor 5 is controlled to rotate, the connecting sleeve 4 is utilized to drive the vortex disc 3 to rotate, the vortex disc 3 utilizes the vortex line latch at the top to enable the four groups of expansion sliding blocks 6 to uniformly move outwards in the rotating process, the expansion plate 9 is fixedly attached to the inner edge of the tire along with the expansion process of the expansion sliding blocks 6, meanwhile, the auxiliary plate 10 rotates along the expansion plate 9 under the pressure of the inner edge of the tire, the auxiliary plate 10 is supported by the compression spring on the elastic telescopic column 12 to enable the auxiliary plate 10 to be always closely attached to the inner edge of the tire, the supporting contact surface is increased to improve the stability of expansion clamping, the clamping stability in the expansion process can be improved by the anti-skid pads 11 attached outside the expansion plate 9 and the auxiliary plate 10, the axial rotation of the tire is reduced, the outward movement or centripetal movement, the electric control can reduce the manual operation of the device, so that the clamping and loosening of the auxiliary plate 10 on the inner edge of the tire can be rapidly carried out.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Expansion assembly of a chuck expander for tyres, comprising an expansion sleeve (1), characterized in that: the bottom of the expansion sleeve (1) is provided with an installation disc (2) in a surrounding welding way, the center of the bottom of the expansion sleeve (1) is provided with an eddy disc (3) in an inserting way, the center of the bottom of the vortex disc (3) is provided with a connecting sleeve (4) in an inserting way through interference fit, the connecting sleeve (4) is connected to a driving motor (5) through a rotating shaft, four groups of expanding sliding blocks (6) are arranged on the top of the expanding sleeve (1) in a surrounding and inserting way, an upright post (7) is inserted on the expansion sliding block (6), a mounting rack (8) is fixedly welded at the top of the upright post (7), an expansion plate (9) is welded at the outer end of the mounting rack (8), auxiliary plates (10) are symmetrically hinged on the left side and the right side of the expansion plate (9), anti-skid pads (11) are attached to the outer side wall surfaces of the expansion plate (9) and the auxiliary plates (10), the back of the auxiliary plate (10) and the side of the mounting rack (8) are both provided with elastic telescopic columns (12) through hinged connection.

2. A spreader assembly for a chuck-type spreader for a tire as in claim 1, wherein: vortex line shape latch is provided with in vortex dish (3) top welding, and expansion slider (6) bottom seted up with latch assorted draw-in groove, expansion slider (6) and vortex dish (3) top latch meshing setting.

3. A spreader assembly for a chuck-type spreader for a tire as in claim 1, wherein: the outer diameter of the mounting disc (2) is larger than that of the expansion sleeve (1), and eight groups of connecting holes are vertically communicated and encircled on the mounting disc (2).

4. A spreader assembly for a chuck-type spreader for a tire as in claim 1, wherein: the elastic telescopic column (12) is composed of a hinge block, a sliding sleeve, a sliding column and a compression spring, the sliding column is inserted into the sliding sleeve, the hinge block is welded to the outer side of the sliding sleeve and the tail end of the sliding column, and the compression spring is arranged outside the sliding column in a winding mode.

5. A spreader assembly for a chuck-type spreader for a tire as in claim 1, wherein: the side wall surfaces of the two sides of the mounting rack (8) are respectively provided with a connecting block matched with the elastic telescopic column (12), and the auxiliary plate (10) and the expansion plate (9) are parallel to each other when the elastic telescopic column (12) is in a fully extended state.

6. A spreader assembly for a chuck-type spreader for a tire as in claim 1, wherein: the expansion sliding block (6) is an inverted T-shaped sliding block, and four groups of grooves matched with the expansion sliding block (6) are formed in the top of the expansion sleeve (1) in a surrounding mode.