CN215727245U

CN215727245U - Full-destructive testing machine

Info

Publication number: CN215727245U
Application number: CN202121371882.4U
Authority: CN
Inventors: 姜先德
Original assignee: Guizhou Zhixin Industrial Co ltd
Current assignee: Guizhou Zhixin Industrial Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2022-02-01
Anticipated expiration: 2031-06-21

Abstract

The utility model belongs to the technical field of experimental equipment, in particular to a total damage experimental machine, aiming at the problem that the labor intensity of personnel can be increased by adopting a total damage test for checking the diameter of a welding core to carry out the existing welding intensity, the utility model provides a scheme which comprises a chassis assembly, wherein side frame assemblies are fixedly arranged on two sides of the top of the chassis assembly, upper wrap angle assemblies are fixedly arranged on the tops of the two side frame assemblies, the same upper frame assembly is fixedly arranged on the mutually close sides of the two upper wrap angle assemblies, a plurality of reinforcing ribs are fixedly arranged in the chassis assembly, four screw rods are rotatably arranged in the chassis assembly, and the outer side of the two screw rods positioned on the same side is in threaded connection with another lifting plate. The universal wheel folding device is reasonable in structural design, the universal wheels can be driven to move in the vertical direction by the arrangement of the screw rod, so that the function of folding and unfolding the universal wheels is realized, the whole device is flexibly moved, and the reliability is high.

Description

Full-destructive testing machine

Technical Field

The utility model relates to the technical field of experimental equipment, in particular to a full-damage experimental machine.

Background

Body-in-white refers to the body structural member and panel weld assembly, as defined by body nomenclature and textbooks, and includes the front wing panel, doors, hood, trunk lid, but not the unpainted body of the accessories and trim. The coated white car body is provided with an inner decoration, an outer decoration (comprising an instrument board, a seat, windshield glass, a carpet, an inner decoration guard plate and the like), an electronic and electrical system (a sound system, a wire harness, a switch and the like), a chassis system (comprising a brake system, a suspension system and the like) and a power assembly system (comprising an engine, a gearbox and the like) to form the whole car.

A white car body welding part is generally used for verifying welding strength by adopting a full-damage test for checking the diameter of a welding core, the working efficiency is improved by optimizing and transforming full-damage equipment, and the labor intensity of personnel is reduced, so that a full-damage tester is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defect that the labor intensity of personnel can be increased by adopting a full-failure test for checking the diameter of a welding core to carry out the existing welding intensity, and provides a full-failure testing machine.

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

the full-damage testing machine comprises a chassis assembly, wherein side frame assemblies are fixedly mounted on two sides of the top of the chassis assembly, upper wrap angle assemblies are fixedly mounted on the tops of the two side frame assemblies, one side, close to each other, of each of the two upper wrap angle assemblies is fixedly mounted with the same upper frame assembly, a plurality of reinforcing ribs are fixedly mounted in the chassis assembly, four lead screws are rotatably mounted in the chassis assembly, the outer sides of the two lead screws positioned on the same side are in threaded connection with another lifting plate, vertical rods are fixedly mounted on two sides of the bottom of the lifting plate, universal wheels are rotatably mounted at the bottom ends of the vertical rods, chain wheels are fixedly mounted on the outer sides of the two lead screws positioned on the same side, the two chain wheels are in transmission connection with the same chain, a plurality of fixing rods are fixedly mounted on the inner wall of the chassis assembly, the outer sides of the fixing rods are in sliding connection with the inner sides of the corresponding lifting plates, and a first motor and a second motor are fixedly mounted at the tops of the chassis assemblies, the output shaft of the first motor and the output shaft of the second motor are respectively and fixedly connected with the top ends of two screw rods in the four screw rods, and a trolley assembly is arranged in the underframe assembly.

Preferably, a plurality of upright holes are formed in the bottom of the underframe assembly, the outer side of each upright rod is movably abutted against the inner side of the corresponding upright hole, and a guiding effect is provided for the vertical movement of the upright rod.

Preferably, the material of strengthening rib sets up to the steel sheet, and the diameter of strengthening rib sets up to mm, can improve the stability of device.

Preferably, the top of lifter plate has seted up the through-hole, the inboard of through-hole and the outside sliding connection of dead lever, provide the guide effect for the vertical motion of lifter plate.

Preferably, the diameters of the wheel discs of the four chain wheels are equal, the thread turning directions of the four lead screws are the same, the thread pitches are equal, and the vertical motion of the universal wheel can be realized by the arrangement of the lead screws, so that the function of retracting the universal wheel is realized.

Preferably, a circular through hole is formed in the top of the underframe assembly, the outer side of the screw rod is rotatably installed on the inner side of the circular through hole, and a rotary installation position is provided for rotation of the screw rod.

In the full-damage experiment machine, the first motor and the second motor work to drive the screw rods connected with the first motor to rotate, and the four chain wheels are arranged to drive the two screw rods positioned on the same side to synchronously rotate, so that the two lifting plates vertically move downwards and the upright rods are driven to move downwards, the universal wheels are gradually close to the ground, and when the universal wheels move to be in contact with the ground, the whole device can be flexibly moved;

the universal wheel folding device is reasonable in structural design, the universal wheels can be driven to move in the vertical direction by the arrangement of the screw rod, so that the function of folding and unfolding the universal wheels is realized, the whole device is flexibly moved, and the reliability is high.

Drawings

FIG. 1 is a schematic structural diagram of a total destruction testing machine according to the present invention;

FIG. 2 is a schematic cross-sectional view of a full-destructive testing machine according to the present invention;

fig. 3 is a schematic structural diagram of a part a of the total damage testing machine according to the present invention.

In the figure: 1. a chassis assembly; 2. a side frame assembly; 3. an upper wrap angle assembly; 4. a rack mounting assembly; 5. a trolley assembly; 6. reinforcing ribs; 7. a screw rod; 8. a lifting plate; 9. erecting a rod; 10. a universal wheel; 11. a sprocket; 12. a chain; 13. fixing the rod; 14. a first motor; 15. a second motor.

Detailed Description

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

Referring to fig. 1-3, the total damage testing machine comprises a chassis assembly 1, wherein side frame assemblies 2 are fixedly mounted on both sides of the top of the chassis assembly 1, upper wrap angle assemblies 3 are fixedly mounted on the tops of the two side frame assemblies 2, the same upper frame assembly 4 is fixedly mounted on one side, close to each other, of the two upper wrap angle assemblies 3, a plurality of reinforcing ribs 6 are fixedly mounted inside the chassis assembly 1, four screw rods 7 are rotatably mounted inside the chassis assembly 1, the outer sides of the two screw rods 7 on the same side are in threaded connection with another lifting plate 8, vertical rods 9 are fixedly mounted on both sides of the bottom of the lifting plate 8, universal wheels 10 are rotatably mounted at the bottom ends of the vertical rods 9, chain wheels 11 are fixedly mounted on the outer sides of the two screw rods 7 on the same side, the two chain wheels 11 are in transmission connection with the same chain 12, and a plurality of fixing rods 13 are fixedly mounted on the inner wall of the chassis assembly 1, the outer side of the fixed rod 13 is connected with the inner side of the corresponding lifting plate 8 in a sliding mode, a first motor 14 and a second motor 15 are fixedly installed at the top of the underframe assembly 1, the output shaft of the first motor 14 and the output shaft of the second motor 15 are fixedly connected with the top ends of two screw rods 7 of the four screw rods 7 respectively, and a trolley assembly 5 is arranged inside the underframe assembly 1.

In the utility model, a plurality of vertical holes are formed at the bottom of the underframe assembly 1, and the outer sides of the vertical rods 9 are movably abutted with the inner sides of the corresponding vertical holes to provide a guiding function for the vertical movement of the vertical rods 9.

In the utility model, the material of the reinforcing ribs 6 is set to be a steel plate, and the diameter of the reinforcing ribs 6 is set to be 10mm, so that the stability of the device can be improved.

In the utility model, the top of the lifting plate 8 is provided with a through hole, and the inner side of the through hole is in sliding connection with the outer side of the fixed rod 13, thereby providing a guiding function for the vertical movement of the lifting plate 8.

In the utility model, the diameters of the wheel discs of the four chain wheels 11 are equal, the thread turning directions of the four screw rods 7 are the same, and the thread pitches are equal, and the screw rods 7 can realize vertical movement on the universal wheel 10, thereby realizing the function of retracting and releasing the universal wheel 10.

In the utility model, the top of the underframe assembly 1 is provided with a circular through hole, and the outer side of the screw rod 7 is rotatably arranged at the inner side of the circular through hole to provide a rotary mounting position for the rotation of the screw rod 7.

In the utility model, when the whole device is required to be moved in use, the first motor 14 and the second motor 15 are started, the first motor 14 and the second motor 15 work to drive the screw rods 7 connected with the first motor to rotate, the two screw rods 7 positioned on the same side are driven to synchronously rotate through the four chain wheels 11, so that the two lifting plates 8 are vertically moved downwards, the upright rods 9 are driven to move downwards, the universal wheels 10 are gradually close to the ground, when the universal wheels 10 move to be in contact with the ground, the whole device can be flexibly moved, then the technical scheme fixes the electric chain hoist on a self-made test stand, and adjustable vices are installed at two ends of the hoist and the fixed stand and are used for fixing material plates; after the part is clamped, Z-direction tension is applied to the product through an electric hoist remote controller, and welding spots are pulled to be broken; in the whole test process, a tester only needs to fix the product on the vice and remotely control the electric hoist to move outside the guardrail, so that the product can be damaged, and the diameter of the welding core can be observed.

Claims

1. The full-damage experiment machine comprises a chassis assembly (1) and is characterized in that side frame assemblies (2) are fixedly mounted on two sides of the top of the chassis assembly (1), upper wrap angle assemblies (3) are fixedly mounted on the tops of the two side frame assemblies (2), one side, close to each other, of the two upper wrap angle assemblies (3) is fixedly mounted on the same upper frame assembly (4), a plurality of reinforcing ribs (6) are fixedly mounted inside the chassis assembly (1), four lead screws (7) are rotatably mounted inside the chassis assembly (1), the outer sides of the two lead screws (7) on the same side are in threaded connection with another lifting plate (8), vertical rods (9) are fixedly mounted on two sides of the bottom of the lifting plate (8), universal wheels (10) are rotatably mounted at the bottom ends of the vertical rods (9), and chain wheels (11) are fixedly mounted on the outer sides of the two lead screws (7) on the same side, the chain wheel assembly comprises two chain wheels (11) and is characterized in that the chain wheels are in transmission connection with the same chain (12), a plurality of fixing rods (13) are fixedly mounted on the inner wall of the chassis assembly (1), the outer sides of the fixing rods (13) are connected with the inner sides of corresponding lifting plates (8) in a sliding mode, a first motor (14) and a second motor (15) are fixedly mounted at the top of the chassis assembly (1), the output shaft of the first motor (14) and the output shaft of the second motor (15) are respectively fixedly connected with the top ends of two lead screws (7) in the four lead screws (7), and a trolley assembly (5) is arranged inside the chassis assembly (1).

2. The total failure testing machine according to claim 1, wherein the bottom of the underframe assembly (1) is provided with a plurality of vertical holes, and the outer sides of the vertical rods (9) are movably abutted with the inner sides of the corresponding vertical holes.

3. A total failure testing machine according to claim 1, characterized in that the material of the reinforcement bar (6) is provided as steel plate and the diameter of the reinforcement bar (6) is provided as 10 mm.

4. The total failure testing machine according to claim 1, wherein the top of the lifting plate (8) is provided with a through hole, and the inner side of the through hole is slidably connected with the outer side of the fixing rod (13).

5. The full failure testing machine according to claim 1, wherein the wheel discs of the four chain wheels (11) have the same diameter, the thread directions of the four screw rods (7) are the same, and the thread pitches are the same.

6. The full-damage experiment machine according to claim 1, wherein a circular through hole is formed at the top of the underframe assembly (1), and the outer side of the screw rod (7) is rotatably installed at the inner side of the circular through hole.