CN217618736U

CN217618736U - Armchair armrest welding position device

Info

Publication number: CN217618736U
Application number: CN202221366561.XU
Authority: CN
Inventors: 邹贵春
Original assignee: Huizhou Dongxiang Furniture Co ltd
Current assignee: Huizhou Dongxiang Furniture Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-10-21
Anticipated expiration: 2032-06-02

Abstract

The utility model relates to a positioner field, concretely relates to armchair handrail welding position device. Including the support sleeve that is the cuboid form, support sleeve upper end right side is fixed with two fixed plates, the spout has been seted up in support sleeve upper end left side, it is provided with the slide to slide in the support sleeve, the support sleeve internal fixation has horizontal last telescoping cylinder, go up telescoping cylinder's telescopic link and slide fixed connection, slide left side upper end is fixed with the fly leaf, both sides all rotate around the support sleeve upper end and are provided with vertical bull stick, the bull stick upper end is fixed with rather than vertically branch, one side upper end that the bull stick was kept away from to branch is fixed with the cushion, support sleeve lower extreme four corners all is fixed with the landing leg, four landing legs pass through bottom plate fixed connection. The utility model discloses, can carry out effectual location to handrail portion and back portion, conveniently weld fixture to handrail portion and back portion, can improve production efficiency, reduce welding workman's intensity of labour, handrail portion and back portion welding completion back, the convenience takes out the chair.

Description

Armchair handrail welding position device

Technical Field

The utility model relates to a positioner field, concretely relates to armchair handrail welding position device.

Background

The existing chair with the armrests is shown in fig. 1, and comprises a chair frame body, wherein the chair frame body comprises two lateral supports, the lateral supports are formed by bending steel pipes, the lateral supports comprise inverted-U-shaped supporting parts 2, the right parts of the supporting parts 2 extend upwards to form backrest parts 1, the upper ends of the left parts of the supporting parts 2 are bent to form armrest parts 3 towards the backrest parts 1, the supporting parts 2 of the lateral supports are fixedly connected through two lower connecting rods 4, the heights of the two lower connecting rods 4 are equal, so that the seat plate can be ensured to be parallel to the horizontal plane after being fixed on the two lower connecting rods 4, the backrest parts 1 of the lateral supports are fixedly connected through two upper connecting rods 5, the backrest plate is fixed on the two upper connecting rods 5, in order to ensure the stability of the chair, the lower side of the supporting parts 2 needs to be arranged into a straight section, after the lateral supports are fixedly connected through the two lower connecting rods 4 and the two upper connecting rods 5, the armrest parts 3 and the backrest parts 1 need to be welded and fixed, the armrest parts 3 are inconvenient to be close to the backrest parts 1 by manpower, then the armrest parts 3 and the backrest parts are not accurate in the production process of positioning, and the chair is not accurate in the production efficiency and the quality of the positioning efficiency is not guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a simple structure, convenient to use can carry out effectual location to handrail portion and back portion, and the convenience carries out welded fastening to handrail portion and back portion, can improve production efficiency, guarantees product quality's armchair handrail welding position device.

In order to realize the purpose, the utility model provides a technical scheme is:

the utility model provides a armchair handrail welding position device, including the support sleeve that is the cuboid form, support sleeve upper end right side is fixed with two fixed plates of controlling the setting, the spout has been seted up in support sleeve upper end left side, it is provided with the slide to slide in the support sleeve, support sleeve internal fixation has horizontal last telescoping cylinder, go up telescoping cylinder's telescopic link and slide fixed connection, slide left side upper end is fixed with the fly leaf, the fly leaf runs through the spout, the front and back both sides of support sleeve upper end are all rotated and are provided with vertical bull stick, the bull stick upper end is fixed with branch rather than the vertically, one side upper end that the bull stick kept away from the bull stick is fixed with the cushion, support sleeve lower extreme four corners all is fixed with the landing leg, four landing legs pass through bottom plate fixed connection, the bottom plate upper end is fixed with fore-and down the holding strip, holding strip upper end middle part is fixed with vertical lower telescoping cylinder, the holding strip top is provided with the layering rather than being parallel, the telescopic link and the layering rotation of lower telescoping cylinder are connected.

Specifically, the lower end of the pressing bar is provided with a blind hole, a bearing is arranged in the blind hole, the outer ring of the bearing is fixed in the blind hole, and the inner ring of the bearing is fixedly connected with the telescopic rod of the lower telescopic cylinder.

Specifically, horizontal lower V-shaped grooves are formed in the front side and the rear side of the upper end of the supporting strip, and upper V-shaped grooves corresponding to the lower V-shaped grooves are formed in the lower end of the pressing strip.

Specifically, the movable plate is parallel to the fixed plate and perpendicular to the sliding plate.

Specifically, the supporting rod is fixedly connected with the rotating rod through an inclined strut.

Specifically, one side of the movable plate, which faces the fixed plate, is provided with an arc-shaped clamping groove.

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

the utility model discloses, simple structure, convenient to use can carry out effectual location to handrail portion and back portion, and the convenience carries out welded fastening to handrail portion and back portion, can improve production efficiency, guarantees product quality, reduces welding workman's intensity of labour, and the back is accomplished in handrail portion and back portion welding, conveniently takes out the chair.

Drawings

Fig. 1 is a schematic structural view of two lateral brackets after connection.

Fig. 2 is a cross-sectional view of the positioning device for positioning the armrest and the backrest.

Fig. 3 is a left side view of the carrier strip and the hold-down strip stabilizing a straight section of the underside of the support portion.

Fig. 4 is a sectional view taken along the line a in fig. 2.

Detailed Description

As shown in fig. 1-4, a welding and positioning device for armrests of an armchair comprises a rectangular supporting sleeve 6, two left and right fixed plates 11 are fixed on the right side of the upper end of the supporting sleeve 6, a sliding chute 8 is formed on the left side of the upper end of the supporting sleeve 6, a sliding plate 7 is slidably arranged in the supporting sleeve 6, a transverse upper telescopic cylinder 10 is fixed in the supporting sleeve 6, a telescopic rod of the upper telescopic cylinder 10 is fixedly connected with the sliding plate 7, a movable plate 9 is fixed on the upper end of the left side of the sliding plate 7, the movable plate 9 is parallel to the fixed plate 11, the movable plate 9 is perpendicular to the sliding plate 7, the movable plate 9 penetrates through the sliding chute 8, an arc-shaped slot 25 is formed in one side of the movable plate 9 facing the fixed plate 11, vertical rotating rods 12 are rotatably arranged on the front and back sides of the upper end of the supporting sleeve 6, and supporting rods 13 perpendicular to the upper end of the rotating rods 12 are fixed, the support rod 13 is fixedly connected with the rotating rod 12 through an inclined strut 22, a cushion block 14 is fixed at the upper end of one side, far away from the rotating rod 12, of the support rod 13, supporting legs 23 are fixed at four corners of the lower end of the supporting sleeve 6, the four supporting legs 23 are fixedly connected through a bottom plate 24, a longitudinal supporting strip 15 is fixed at the upper end of the bottom plate 24, a vertical lower telescopic cylinder 17 is fixed at the middle of the upper end of the supporting strip 15, a pressing strip 16 parallel to the supporting strip 15 is arranged above the supporting strip 15, transverse lower V-shaped grooves 21 are formed in the front side and the rear side of the upper end of the supporting strip 15, an upper V-shaped groove 22 corresponding to the lower V-shaped groove 21 is formed in the lower end of the pressing strip 16, a blind hole 18 is formed in the lower end of the pressing strip 16, a bearing 19 is arranged in the blind hole 18, the outer ring of the bearing 19 is fixed in the blind hole 18, and the inner ring of the bearing 19 is fixedly connected with a telescopic rod of the lower telescopic cylinder 17.

When the armrest part 3 and the backrest part 1 need to be positioned, the press strip 16 is rotated to enable the press strip 16 to be in a transverse state and to be vertical to the supporting strip 15, the chair frame body is placed on the supporting sleeve 6 to enable the two lower connecting rods 5 to be in contact with the upper end of the supporting sleeve 6, the lower connecting rod 4 below the backrest part 1 is located between the two fixing plates 11, at the moment, the straight sections of the supporting parts 2 of the brackets in two lateral directions are located in the two V-shaped grooves 21 of the supporting strip 15, then the press strip 16 is rotated to enable the press strip 16 to be parallel to the supporting strip 15, at the moment, the press strip 16 is located above the straight sections of the supporting parts 2 of the brackets in two lateral directions, the two V-shaped grooves 20 on the press strip 16 correspond to the straight sections of the supporting parts 2 of the brackets in two lateral directions, the lower telescopic cylinder 17 is started to enable the press strip 16 to move towards the supporting strip 15, the flat sections of the supporting parts 2 of the brackets in two lateral directions are clamped and stabilized by the press strip 16 and the supporting strip 15, then the rotating rod 12 is rotated, the cushion block 14 is lower than the lower part of the armrest part 3, the upper telescopic cylinder 10 is started, the telescopic rod of the upper telescopic cylinder 10 drives the sliding plate 7 and the movable plate 9 to move towards the direction of the fixed plate 11, after the lower connecting rod 4 far away from the backrest part 1 enters the arc-shaped clamping groove 25, the two support parts 2 of the support at two sides deform along with the continuous approach of the movable plate 9 to the fixed plate 11, the armrest part 3 can approach the backrest part 1, the arc-shaped clamping groove 25 can stabilize the lower connecting rod 4 far away from the backrest part 1, the lower connecting rod 4 far away from the backrest part 1 is always in sliding contact with the upper end of the supporting sleeve 6, the two lower connecting rods 4 are ensured to be positioned at the same height, the two support parts 2 of the support at two sides deform, in the process that the armrest part 3 approaches the backrest part 1, the cushion block 14 can prevent the armrest part 3 from inclining downwards towards one end of the backrest part 1, the cushion block 14 can support and position the armrest part 3, after the armrest parts 3 are in contact with the backrest part 1, the armrest parts 3 and the backrest part 1 are welded and fixed.

The telescopic cylinder 10 is started after the handrail part 3 and the backrest part 1 are welded, the movable plate 9 and the sliding plate 7 are far away from the fixed plate 11, the rotating rod 12 is rotated, the supporting rod 13 and the cushion block 14 are lower than the upper part of the supporting sleeve 6, the lower telescopic cylinder 17 is started, the pressing strip 16 is enabled to go upwards, the pressing strip 16 is enabled to rotate after going upwards, when the pressing strip 16 is in a straight state and is perpendicular to the supporting strip 15, the chair frame body can be taken down from the positioning device, and then the seat plate and the backup plate are installed.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims

1. The utility model provides a armchair handrail welding position device, including the support cover that is the cuboid form, a serial communication port, support cover upper end right side is fixed with two fixed plates that set up about, the spout has been seted up in support cover upper end left side, it is provided with the slide to slide in the support cover, the support cover internal fixation has horizontal last telescoping cylinder, go up telescoping cylinder's telescopic link and slide fixed connection, slide left side upper end is fixed with the fly leaf, the fly leaf runs through the spout, the front and back both sides of support cover upper end are all rotated and are provided with vertical bull stick, the bull stick upper end is fixed with branch rather than perpendicular, the branch is kept away from one side upper end of bull stick and is fixed with the cushion, support cover lower extreme four corners all is fixed with the landing leg, four landing legs pass through bottom plate fixed connection, the bottom plate upper end is fixed with fore-and down the strip, support strip upper end middle part is fixed with vertical lower telescoping cylinder, the strip top is provided with the layering rather than parallel, the telescopic link of lower telescoping cylinder rotates with the layering and is connected.

2. The armchair armrest welding and positioning device according to claim 1, wherein the lower end of the batten is provided with a blind hole, a bearing is arranged in the blind hole, the outer ring of the bearing is fixed in the blind hole, and the inner ring of the bearing is fixedly connected with the telescopic rod of the lower telescopic cylinder.

3. The armchair armrest welding and positioning device according to claim 1, wherein the upper end of the support strip is provided with a transverse lower V-shaped groove on both the front side and the rear side, and the lower end of the pressing strip is provided with an upper V-shaped groove corresponding to the lower V-shaped groove.

4. The device for welding and positioning the armrests of the armchair according to claim 1, wherein the movable plate is parallel to the fixed plate and the movable plate is perpendicular to the sliding plate.

5. The welding and positioning device for the armrests of the armchair according to claim 1, wherein the supporting rod is fixedly connected with the rotating rod through an inclined strut.

6. The device as claimed in claim 1, wherein the movable plate has an arc-shaped slot on one side facing the fixed plate.