CN201792173U

CN201792173U - Air generator assembler for automotive supplementary restraint systems

Info

Publication number: CN201792173U
Application number: CN201020538539XU
Authority: CN
Inventors: 连鑫; 刘文玉
Original assignee: SHANGHAI LIANNENG ELECTROMECHANICAL CO Ltd
Current assignee: SHANGHAI LIANNENG ELECTROMECHANICAL CO Ltd
Priority date: 2010-09-21
Filing date: 2010-09-21
Publication date: 2011-04-13
Anticipated expiration: 2020-09-21

Abstract

The utility model discloses an air generator assembler for automotive supplementary restraint systems, which relates to the technical field of automotive supplementary restraint systems. The utility model solves the technical problems on how to increase assembling quality and decrease labor intensity. The assembler comprises a rack, a boosting mechanism and a straight rotating mechanism; a worktable, a straight guide way and a straight vertical rod are fixed on the rack, and a mold in which a workpiece can be placed is mounted on the top of the worktable; the boosting mechanism, which is positioned over the worktable, comprises a lever assembly, a handle, a support and a fixed block, the handle is used for applying downward pressure, and the lever assembly amplifies and applies the downward pressure on the support; the straight rotating mechanism, which is positioned over the worktable, comprises a driving holder disk, a rotary disk and press teeth, the driving holder disk and the rotary disk converts the downward pressure into rotating circumferential force by means of the cooperation between rollers and roller grooves, and the circumferential force is utilized to fix an air generator on an air bag holder. The assembler can increase product consistency and operating efficiency.

Description

The gas generator assembling device of vehicle airbag

Technical field

The utility model relates to the technology of safe automobile air bag, particularly relates to a kind of technology of gas generator assembling device of vehicle airbag.

Background technology

Automotive safety insurance institution is made up of air bag and coiler (safety belt); when automobile bumps, when snub or tilting of car body; the people can inertia preshoot and random crooked in the car; what shielded to human body this moment at first is exactly automotive safety insurance institution; wherein coiler can be the human body flexibility, firm fixing on the seat, and air bag can protect human body to avoid hard thing bump.

The core component of air bag is a gas generator, and the airbag support is the parts of fixed support gas generator, and therefore gas generator being assembled on the airbag support is one step of key of air bag assembling.At present gas generator is assembled to the assembly work main root of airbag support by manually finishing, on the airbag support, all be provided with and a pair ofly can be tilted the tooth that presses down, correspondence position on gas generator is provided with two grooves, during assembling by manually gas generator being placed on the airbag support, and make the position of two teeth on two groove location and the airbag support on the gas generator corresponding, and then, gas generator can be fixed on the airbag support by manually utilizing instrument that two teeth on the airbag support are compressed along circumferentially overwhelming.Because artificial assembling is random strong, therefore have the shortcoming of assembly quality poor (not firm) and homogeneity of product difference, and manually-operated labour intensity is also higher, operating efficiency is low.

The utility model content

At the defective that exists in the above-mentioned prior art, technical problem to be solved in the utility model provides and a kind ofly can improve assembly quality and homogeneity of product, reduces hand labor intensity, improves the gas generator assembling device of the vehicle airbag of operating efficiency.

In order to solve the problems of the technologies described above, the gas generator assembling device of a kind of vehicle airbag provided by the utility model is characterized in that: comprise frame, force-increasing mechanism and straight line rotating mechanism;

Be installed with workbench, linear guide rail and linear montant on the described frame, the mould that is used for place work piece is housed on the table top of described workbench, the axis of the axis of described linear guide rail and linear montant is all perpendicular to the table top of workbench, and on the linear guide rail, be provided with the slide block that slides along its axis, on the linear montant, be arranged with returning spring, described slide block is positioned at the workbench top, the lower end of described returning spring is fixed on the frame, and its upper end is affixed with the slide block on the linear guide rail;

Described force-increasing mechanism is positioned at the workbench top, comprise lever group, handle, bearing and fixed block, described fixed block and frame are affixed, described lever group is articulated mutually by two connecting rods and forms, its pivot axis is parallel to the table top of workbench, the upper end of lever group and fixed block articulate, its lower end and bearing articulate, and the pivot axis of articulated section, two ends all is parallel to the table top of workbench about the lever group, described handle is with wherein a connecting rod is affixed, and its tie point is positioned at the middle part of lever group, and the slide block on described bearing and the linear guide rail is affixed;

Described straight line rotating mechanism is positioned at the workbench top, comprise the driving arm dish, rotating disc and pressure tooth, described driving arm dish is fixed on the bearing of force-increasing mechanism, its axis normal is in the table top of workbench, its lower end axial symmetry is provided with at least three roller shafts, the lower end of every roller shaft is equipped with a roller that rotates, described rotating disc is cylindric, its cylindrical axes is arranged with the corresponding line style roller groove that radially caves inward of quantity and position with roller, the line of rabbet joint of each roller groove all from top to bottom is tilted to the right, and the closed at both ends up and down of each roller groove, the left and right sides cell wall of each roller groove all offsets with the wheel face of the pairing roller of this roller groove, described pressure tooth has two, and axial symmetry is fixed on the lower end of rotating disc.

The gas generator assembling device of the vehicle airbag that the utility model provides, by the workpiece template of different size model is installed on workbench, can assemble the air bag of various different sizes, under the cooperatively interacting of force-increasing mechanism and straight line rotating mechanism, straight line force vertically downward is converted into the peripheral force of rotation by the straight line rotating mechanism, thereby two teeth on the airbag support are compressed along circumferentially overwhelming, gas generator can be fixed on the airbag support, because the position and the force application location of workpiece are all fixed, therefore can improve assembly quality, homogeneity of product and operating efficiency, and the power that puts on handle can be amplified by the lever group, can reduce labor intensity of operating personnel.

Description of drawings

Fig. 1 is the structural representation of gas generator assembling device of the vehicle airbag of the utility model embodiment;

Fig. 2 is the cutaway view after the gas generator assembling device of the vehicle airbag of the utility model embodiment is removed force-increasing mechanism and straight line rotating mechanism;

Fig. 3 is the structural representation of the force-increasing mechanism in the gas generator assembling device of vehicle airbag of the utility model embodiment;

Fig. 4 is the structural representation of the straight line rotating mechanism in the gas generator assembling device of vehicle airbag of the utility model embodiment.

The specific embodiment

Below in conjunction with description of drawings embodiment of the present utility model is described in further detail, but present embodiment is not limited to the utility model, every employing analog structure of the present utility model and similar variation thereof all should be listed protection domain of the present utility model in.

As Fig. 1-shown in Figure 4, the gas generator assembling device of a kind of vehicle airbag that the utility model embodiment is provided is characterized in that: comprise frame 1, force-increasing mechanism and straight line rotating mechanism;

Be installed with workbench 4, linear guide rail 5 and linear montant 6 on the described frame 1, the mould 7 that is used for place work piece is housed on the table top of described workbench 4, the axis of the axis of described linear guide rail 5 and linear montant 6 is all perpendicular to the table top of workbench 4, and on linear guide rail 5, be provided with the slide block 8 that slides along its axis, on linear montant 6, be arranged with returning spring 9, described slide block 8 is positioned at workbench 4 tops, the lower end of described returning spring 9 is fixed on the frame 1, and its upper end is affixed with the slide block 8 on the linear guide rail 5;

Described force-increasing mechanism is positioned at workbench 4 tops, comprise lever group 21, handle 22, bearing 23 and fixed block 24, described fixed block 24 is affixed with frame 1, described lever group 21 is articulated mutually by two connecting rods and forms, its pivot axis is parallel to the table top of workbench 4, the upper end of lever group 21 and fixed block 24 articulate, its lower end and bearing 23 articulate, and the pivot axis of lever group articulated section, two ends about in the of 21 all is parallel to the table top of workbench 4, described handle 22 is affixed with a connecting rod in the lever group 21, and its tie point is positioned at the middle part of lever group 21, and described bearing 23 is affixed with the slide block 8 on the linear guide rail 5;

Described straight line rotating mechanism is positioned at workbench 4 tops, comprise driving arm dish 31, rotating disc 32 and pressure tooth 33, described driving arm dish 31 is fixed on the bearing 23 of force-increasing mechanism, its axis normal is in the table top of workbench 4, its lower end axial symmetry is provided with at least three roller shafts 34, the lower end of every roller shaft 34 is equipped with a roller 35 that rotates, described rotating disc 32 is cylindric, its cylindrical axes is arranged with the corresponding line style roller groove 36 that radially caves inward of quantity and position with roller 35, the line of rabbet joint of each roller groove 36 all from top to bottom is tilted to the right, and the closed at both ends up and down of each roller groove 36, the left and right sides cell wall of each roller groove 36 all offsets with the wheel face of these roller groove 36 pairing rollers 35, described pressure tooth 33 has two, and axial symmetry is fixed on the lower end of rotating disc 32.

The utility model embodiment is as follows with the concrete steps that gas generator is assembled on the airbag support:

1) the airbag support is placed on the mould 7 of workbench 4 table tops and fixing;

2) gas generator is put into the airbag support, and made the position of two teeth on two groove location and the airbag support on the gas generator corresponding;

3) pull down fixed handle 22, handle 22 by lever group 21 drive bearings 23 and slide block 8 along linear guide rail 5 to lower slider, and then drive the straight line rotating mechanism and move downward vertically, until pressing tooth 33 and workpiece to contact, compression reaction spring 9 downwards simultaneously;

4) continue to pull down fixed handle 22, the downforce that puts on handle 22 acts on roller 35 successively behind lever group 21, bearing 23, roller shaft 34, roller 35 is from top to bottom rolled in roller groove 36, thereby driven rotary dish 32 rotates, and then drive to press tooth 33 that two teeth on the airbag support are compressed along circumferentially overwhelming, gas generator can be fixed on the airbag support;

5) release handle 22, and under the back stretch effect of returning spring 9, slide block 8 drives bearing 23 and upwards slides along linear guide rail 5, returns back to initial position until returning spring 9, slide block 8 and bearing 23;

6) take out workpiece, finish the punching press assembling.

Claims

1. the gas generator assembling device of a vehicle airbag is characterized in that: comprise frame, force-increasing mechanism and straight line rotating mechanism;