CN116833968A - Joint arm for simulating whole vehicle assembly in passenger vehicle laboratory - Google Patents

Abstract

The application relates to the field of automobile parts, in particular to a joint arm for simulating whole automobile assembly in a passenger car laboratory, which comprises an experiment box and a square body, wherein the square body is used for providing space for a simulation experiment; the base is placed on a plane and used as a mounting reference, and the experimental box is mounted and placed on the base; the sliding rail set comprises a plurality of transverse sliding rails and a plurality of longitudinal sliding rails, wherein the transverse sliding rails are arranged on the base, and the longitudinal sliding rails are arranged on one or more transverse sliding rails; the joint arm is slidably mounted on the longitudinal sliding rail, and one end of the joint arm, which is far away from the longitudinal sliding rail, extends into the experimental box; the joint arm stretches into the inside one end of experimental box and is provided with the joint spare of fixing automobile parts in the experimental box space, vertical slide rail installs the one end of horizontal slide rail is provided with fixed subassembly. The application has the effect of obtaining accurate performance data after experimental simulation.

Description

Joint arm for simulating whole vehicle assembly in passenger vehicle laboratory

Technical Field

The application relates to the field of automobile parts, in particular to a joint arm for simulating whole automobile assembly in a passenger car laboratory.

Background

Development research and production of new automobiles prepare automobiles with complex structures, and most automobiles are mass-produced products. If early damage or inadaptation to the service requirements is found in complex service conditions after automobile production, huge losses to users and factories are caused. In order to meet the requirement of mass production, the interior trim, the exterior trim and some parts of the automobile are produced in batch by adopting an injection molding mode.

The simulation of various conditions is required to be carried out in a laboratory before the automobile parts reach the loading state so as to verify the reliability and durability of the automobile parts in various use environments under the whole automobile state. In the prior art, when the parts to be tested are tested, the parts to be tested are flatly placed or leaned against the experimental box, the experimental box cannot simulate the fixed point of the parts assembled on the automobile body, the performance test of the parts in the test process has deviation, and the whole performance of the automobile parts cannot be reliably and correctly evaluated.

In view of the above-mentioned related art, the inventors consider that the present test method is different from the state of the components after being assembled in the automobile, and has a defect that accurate performance data cannot be obtained after the test.

Disclosure of Invention

In order to obtain accurate performance data after experimental simulation, the application provides a joint arm for simulating whole vehicle assembly in a passenger vehicle laboratory.

The application provides a joint arm for simulating whole vehicle assembly in a passenger vehicle laboratory, which adopts the following technical scheme:

an articulated arm for a passenger car laboratory simulation vehicle assembly, comprising:

the experimental box and the square body are used for providing space for the simulation experiment;

the base is placed on a plane and used as a mounting reference, and the experimental box is mounted and placed on the base;

the sliding rail set comprises a plurality of transverse sliding rails and a plurality of longitudinal sliding rails, wherein the transverse sliding rails are arranged on the base, and the longitudinal sliding rails are arranged on one or more transverse sliding rails;

the joint arm is slidably mounted on the longitudinal sliding rail, and one end of the joint arm, which is far away from the longitudinal sliding rail, extends into the experimental box;

the joint arm stretches into the inside one end of experimental box and is provided with the joint spare of fixing automobile parts in the experimental box space, vertical slide rail installs the one end of horizontal slide rail is provided with fixed subassembly.

Through adopting above-mentioned technical scheme, when carrying out passenger car simulation test, the part that will test is fixed in the articulated arm one end department that stretches into the experiment incasement portion, and it is fixed through the joint spare, according to the position and the angle of part in actual assembly, adjust part angle through the articulated arm, and thereby rely on the articulated arm to slide on vertical slide rail and adjust the height of part, thereby slide the position of adjusting the part on horizontal slide rail through vertical slide rail, after adjusting, fix the part in the position department of adjusting through fixed subassembly, the experiment case mainly provides experimental environment for according to different types of experiments, through providing the simulation fixed point, simulate the actual loading state of spare part, improve the accuracy of test result, reduce test repetition rate, reduce development cost.

Preferably, the articulated arm comprises a mounting seat slidably mounted on the longitudinal slide rail, an extension rod for extending and adjusting the direction of the articulated arm, and extension seats for connecting two adjacent extension rods, and connecting parts capable of being mounted in the mounting seat and the extension seats are arranged at two ends of the extension rod.

Through adopting above-mentioned technical scheme, the articulated arm slides on vertical slide rail through the mount pad, later installs an extension rod on the mount pad to one extension seat is installed to one end that the mount pad was kept away from to the extension rod, and continues to install the extension rod on the extension seat, until the articulated arm reaches the required length of experiment, and mount pad, extension rod and extension seat between all are fixed through connecting portion, make the articulated arm more firm, and make the articulated arm can advance length adjustment according to different experimental needs, and is convenient effective.

Preferably, the connecting part is a ball head, both ends of the ball head and the extension rod are detachably connected, and the mounting seat and the extension seat are provided with fixing parts for fixing the ball head.

Through adopting above-mentioned technical scheme, the bulb has higher flexibility, and bulb demountable installation can be convenient for change in extension rod's both ends department, and the bulb can be convenient for angle and the position of many times adjustment part, makes the degree of freedom in the experimentation higher, and the fixed part mainly acts as fixed bulb, prevents the part because the rotation of bulb influences the angle of part after adjusting the angle.

Preferably, the clamping piece is arranged at one end of the extension rod far away from the longitudinal sliding rail, and the clamping piece is detachably connected with the extension rod.

Through adopting above-mentioned technical scheme, the joint spare is changed according to different parts, when the part size is less, can change the joint spare of small-size on the extension rod, and when the part size was great, can change the joint spare of jumbo size on the extension rod, makes different parts all can be fixed firm, and the operation of being convenient for reduces experimental error.

Preferably, a plurality of the transverse sliding rails are detachably mounted on the side wall of the base, a fixing structure is arranged between the transverse sliding rails and the base, one or more transverse sliding rails can be mounted on the side wall of the same base, and two ends of each transverse sliding rail are respectively provided with a structure for connecting and fixing the other transverse sliding rail.

Through adopting above-mentioned technical scheme, horizontal slide rail setting can save installation space effectively on the base lateral wall, when meetting special circumstances, can slide horizontal slide rail to required position, or install on the base lateral wall after connecting two horizontal slide rails through the fixed structure installation of horizontal slide rail both ends connection again, adapt to multiple experimental scenario and mode to same horizontal slide rail mountable is used on not unidimensional base, convenient and fast saves the cost.

Preferably, the length of the transverse sliding rail is the same as the length of the side wall of the base, and the transverse sliding rail is arranged in a sliding manner along the length direction of the side wall of the base.

Through adopting above-mentioned technical scheme, in order to be convenient for the experiment, horizontal slide rail installs on the base lateral wall back head and tail and the both ends on this limit of base flush, avoid causing trouble and damage to the experimenter, when meetting special conditions such as maintenance or change, can remove horizontal slide rail on the base, perhaps slide and dismantle from the base and change.

Preferably, a plurality of one ends of the longitudinal sliding rails are provided with sliding blocks, the sliding blocks are sleeved on the transverse sliding rails in a sliding manner, and a limiting assembly is arranged between each sliding block and each transverse sliding rail.

Through adopting above-mentioned technical scheme, vertical slide rail passes through the slider to slide on horizontal slide rail, after adjusting the position, fixes vertical slide rail on horizontal slide rail through spacing subassembly, avoids if jolting, ageing, weathers etc. laboratory part removal in the in-process of experiment.

Preferably, one or more longitudinal sliding rails can be mounted on one or more transverse sliding rails on the same side wall of the base, and the longitudinal sliding rails are slidably arranged on the transverse sliding rails through the sliding blocks.

Through adopting above-mentioned technical scheme, can install many vertical slide rails simultaneously according to different demands to test a plurality of parts simultaneously, perhaps when the part size is great, the arm on the single vertical slide rail can't be stable with the part fixed, need install many vertical slide rails on horizontal slide rail, thereby increase the quantity of arm, carry out stable fixed to the part.

Preferably, the size of the base is set according to the size of the experiment box, and the base is attached to the experiment box.

Through adopting above-mentioned technical scheme, the size of base sets up more firm when can guaranteeing the experimental box and place according to the size of experimental box, and the accuracy of the obtained numerical value of some experiments of assurance simultaneously.

Preferably, the base is a polygonal hollow structure formed by a plurality of bottom rods connected end to end.

By adopting the technical scheme, the polygonal hollow structure formed by the bottom rods connected end to end can save the material of the base, and the conditions such as heat dissipation of the experiment box can not be influenced after the experiment box is installed.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when carrying out passenger car simulation experiment, the part that will test is fixed in the one end department that the articulated arm stretched into the experimental box inside, and it is fixed through the joint spare, according to the position and the angle of part in actual assembly, adjust part angle through the articulated arm, and thereby rely on the articulated arm to slide on vertical slide rail and adjust the height of part, thereby slide on horizontal slide rail through vertical slide rail and adjust the position of part, fix the part in the position department of adjusting through fixed subassembly after the adjustment, the experimental box mainly provides experimental environment for according to different types of experiments, through providing simulation fixed point, simulate the actual loading state of spare part, the accuracy of test result is improved, the test repetition rate is reduced, and development cost is reduced.

2. The articulated arm slides on vertical slide rail through the mount pad, later installs an extension rod on the mount pad to one extension seat is installed to one end that the extension rod was kept away from the mount pad, and continues to install the extension rod on the extension seat, until the articulated arm reaches the required length of experiment, and mount pad, extension rod and extension seat between all are fixed through connecting portion, make the articulated arm more firm, and make the articulated arm can advance length adjustment according to different experimental needs, and is convenient effective.

3. The bulb has higher flexibility, and bulb demountable installation can be convenient for change in extension rod's both ends department, and the bulb can be convenient for angle and the position of multiple adjustment part, makes the degree of freedom in the experimentation higher, and fixed part mainly acts as fixed bulb, prevents the part because the rotation of bulb influences the angle of part after adjusting the angle.

Drawings

FIG. 1 is a schematic view of the overall structure of a joint arm for a passenger car laboratory to simulate the assembly of a whole car in an embodiment of the application;

fig. 2 is a schematic diagram showing the structure of an articulated arm.

Reference numerals illustrate: 1. a base; 11. a bottom bar; 2. a slide rail group; 21. a transverse slide rail; 22. a longitudinal slide rail; 23. a slide block; 24. a limit component; 3. an articulated arm; 31. a mounting base; 32. an extension rod; 33. an extension base; 34. a connection part; 35. a locking piece.

Detailed Description

The application is described in further detail below with reference to fig. 1-2.

The embodiment of the application discloses a joint arm for simulating whole vehicle assembly in a passenger vehicle laboratory. Referring to fig. 1, the articulated arm for a passenger car laboratory simulation whole car assembly includes an experiment box providing an experiment space for a simulation experiment, a base 1 for placing the experiment box, a slide rail set 2 mounted on the base 1, and an articulated arm 3 mounted on the slide rail set 2 for fixing a part to be detected. The experimental box is square, and is placed on the base 1 during testing. The base 1 is placed on a plane and used as a mounting standard, the size of the base 1 is set according to the size of the experiment box, the size of the base 1 can ensure that the experiment box is more stable when placed, and meanwhile, the accuracy of the numerical values obtained by some experiments is ensured; optionally, the base 1 is set to the multistage mosaic structure, adapts to the test box of equidimension, and base 1 is the polygon hollow out construction that many end to end's sill bar 11 were made, and the polygon hollow out construction that many end to end's sill bar 11 formed first can save the material of base 1, and second can not influence the condition such as heat dissipation of test box after the installation of test box, and the face that base 1 is close to the test box all pastes with the test box mutually.

Referring to fig. 1, the sliding rail set 2 includes a plurality of transverse sliding rails 21 and a plurality of longitudinal sliding rails 22, the plurality of transverse sliding rails 21 are installed on a side wall of the base 1, preferably, the plurality of transverse sliding rails 21 are installed on a side of the base 1 far away from the experimental box, one or a plurality of transverse sliding rails 21 can be installed on the same side wall of the base 1, and two ends of each transverse sliding rail 21 are provided with structures for connecting and fixing another transverse sliding rail 21. The transverse sliding rail 21 is arranged on the side wall of the base 1, so that the installation space can be effectively saved, when special conditions are met, the transverse sliding rail 21 can be slid to a required position, or two transverse sliding rails 21 are installed on the side wall of the base 1 after being connected through the structure of connecting and fixing the two ends of the transverse sliding rail 21, so that the device is suitable for various experimental scenes and modes, and the same transverse sliding rail 21 can be installed and used on the base 1 with different sizes, so that the device is convenient and quick, and the cost is saved.

Referring to fig. 1, alternatively, the length of the transverse slide rail 21 is the same as the length of the side wall of the base 1, and the transverse slide rail 21 is slidably disposed along the length direction of the side wall of the base 1. For the convenience of experiments, the transverse sliding rail 21 is arranged on the side wall of the base 1 and is flush with the two ends of the side of the base 1 from head to tail, so that trouble and damage to experimental staff are avoided, and when special conditions such as maintenance or replacement are met, the transverse sliding rail 21 can be moved on the base 1 or can be detached from the base 1 in a sliding manner to be replaced. Be provided with fixed knot between horizontal slide rail 21 and the base 1 and construct, be convenient for horizontal slide rail 21 fix on base 1, place the in-process horizontal slide rail 21 and remove on base 1.

Referring to fig. 1, a plurality of longitudinal sliding rails 22 are slidably mounted on a transverse sliding rail 21, the longitudinal sliding rails 22 are vertically arranged relative to the transverse sliding rail 21, one ends of the longitudinal sliding rails 22 are respectively provided with a sliding block 23, the sliding blocks 23 are slidably sleeved on the transverse sliding rail 21, and a limiting assembly 24 is arranged between the sliding blocks 23 and the transverse sliding rail 21, so that the longitudinal sliding rails 22 slide on the transverse sliding rail 21 through the sliding blocks 23, after the positions of the longitudinal sliding rails 22 are adjusted, the longitudinal sliding rails 22 are fixed on the transverse sliding rail 21 through the limiting assemblies 24, and laboratory parts such as jolt, aging, weathering and the like are prevented from moving in the experimental process.

Referring to fig. 1, optionally, one or more longitudinal slide rails 22 may be mounted on one or more lateral slide rails 21 on the same side wall of the base 1, and a plurality of longitudinal slide rails 22 are slidably disposed on the lateral slide rails 21 through the slide blocks 23. For different experimental conditions, a plurality of longitudinal slide rails 22 can be installed simultaneously according to different requirements, so that a plurality of parts can be tested simultaneously, or when the sizes of the parts are large, and a mechanical arm on a single longitudinal slide rail 22 cannot stably fix the parts, the plurality of longitudinal slide rails 22 are required to be installed on the transverse slide rail 21, so that the number of the mechanical arms is increased, and the parts are stably fixed. For some special parts of test angles and sizes, the vertical sliding rails can be installed on the plurality of transverse sliding rails 21, different angles of the parts are fixed by adopting the joint arms 3, and the angle positions of the parts are adjusted by different heights of the joint arms 3 on the longitudinal sliding rails 22, so that the experiment is convenient, and the experiment error is reduced.

Referring to fig. 1 and 2, the articulated arm 3 includes a mounting seat 31 slidably mounted on the longitudinal rail 22, an extension rod 32 for extending and adjusting the direction of the articulated arm 3, and an extension seat 33 for connecting two adjacent extension rods 32, both ends of the extension rod 32 being provided with connection portions 34 mountable in the mounting seat 31 and the extension seat 33. When the device is used, the mounting seat 31 is sleeved and arranged on the longitudinal sliding rail 22, the longitudinal sliding rail 22 is provided with a groove for the mounting seat 31 to be sleeved in a sliding manner, then one end of the first extension rod 32 is fixedly mounted with the mounting seat 31, the extension seat 33 is mounted at one end of the first extension rod 32 far away from the mounting seat 31, the second extension rod 32 is mounted at one end of the extension seat 33 far away from the first extension rod 32, the device is cycled until the joint arm 3 reaches the required length, when the extension rod 32 is mounted on the last one, the clamping piece is mounted at the end part of the extension rod 32 extending into the experimental box, during experiments, parts are fixed in the experimental box through the clamping piece, and the mounting seat 31, the extension rod 32 and the extension seat 33 are all fixed through the connecting part 34, so that the joint arm 3 is more stable, and the joint arm 3 can be adjusted according to different experimental requirements, and the device is convenient and effective.

Referring to fig. 1 and 2, optionally, the connecting portion 34 is a ball, two ends of the ball and the extension rod 32 are detachably connected, the mounting seat 31 and the extension seat 33 are respectively provided with a fixing portion for fixing the ball, the ball has high flexibility, the ball can be detachably mounted at two ends of the extension rod 32 to be convenient to replace, and the ball can be convenient for adjusting the angle and the position of the part for multiple times, so that the degree of freedom in the experimental process is higher, the fixing portion is mainly used for fixing the ball, and the part is prevented from influencing the angle of the part due to rotation of the ball after the angle is adjusted.

Referring to fig. 1 and 2, when the connecting portion 34 is a ball, optionally, the mounting seat 31 is slidably disposed on the longitudinal slide rail 22, and the mounting seat 31 can be abutted on the longitudinal slide rail 22 through bolts to complete fixing, both ends of the extension rod 32 are threaded structures, a threaded hole is formed at the axis of the ball, during use, a first ball is mounted at one end of the first extension rod 32, the first ball is inserted into the mounting seat 31, the position of the first ball is fixed through the fixing structure, a second ball is mounted at the other end of the first extension rod 32, a mounting and fixing extension seat 33 is sleeved outside the second ball, and so on, and the device is used according to practical situations of experiments.

The extension seat 33 is used for fixing the ball head in various manners, optionally, the extension seat 33 comprises a locking part and a shell, the locking part is of a hollow structure with a plurality of openings, and the locking part is in threaded connection with the shell; optionally, the extension seat 33 includes the shell to and wear to establish the retaining member 35 on the shell, retaining member 35 and shell threaded connection, during the use, put into the shell with the bulb in, after adjusting the angle, with retaining member 35 rotary mounting until retaining member 35 is close to the one end butt of bulb on the bulb, form great frictional force, thereby accomplish fixedly to the bulb. In this embodiment, the extension seat 33 includes a housing and locking members 35, where a plurality of locking members 35 may be disposed on the housing, and if the number of locking members 35 is greater than or equal to two, the two locking members 35 are disposed on two opposite sides of the ball head.

Referring to fig. 1 and 2, the clamping piece is detachably connected with the extension rod 32, the clamping piece is replaced according to different parts, when the size of the part is smaller, the clamping piece with a small size can be replaced on the extension rod 32, when the size of the part is larger, the clamping piece with a large size can be replaced on the extension rod 32, so that different parts can be fixed firmly, the operation is convenient, and experimental errors are reduced.

The implementation principle of the embodiment of the application is as follows: when carrying out passenger car simulation test, the part that will test is fixed in the articulated arm 3 and stretches into the inside one end department of experimental box to fixed through the joint spare, according to the position and the angle of part in actual assembly, adjust part angle through articulated arm 3, thereby and rely on articulated arm 3 to slide on vertical slide rail 22 and adjust the height of part, thereby slide on horizontal slide rail 21 through vertical slide rail 22 and adjust the position of part, fix the part in the position department of adjustment through fixed subassembly after the adjustment, the experimental box mainly provides experimental environment for according to different types of experiments, through providing simulation fixed point, simulate the actual loading state of spare part, improve the accuracy of test result, reduce test repetition rate, reduce development cost.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (10)

1. An articulated arm for a passenger car laboratory simulation vehicle assembly, comprising:

the experimental box and the square body are used for providing space for the simulation experiment;

the base (1) is placed on a plane and used as a mounting reference, and the experimental box is mounted and placed on the base (1);

the sliding rail set (2) comprises a plurality of transverse sliding rails (21) and a plurality of longitudinal sliding rails (22), wherein the transverse sliding rails (21) are arranged on the base (1), and the longitudinal sliding rails (22) are arranged on one or more transverse sliding rails (21);

the joint arm (3) is slidably mounted on the longitudinal sliding rail (22), and one end, far away from the longitudinal sliding rail (22), of the joint arm (3) stretches into the experimental box;

the joint arm (3) stretches into the clamping piece which is used for fixing automobile parts in the space of the experiment box at one end of the experiment box, and the fixing component is arranged at one end of the transverse sliding rail (21) which is arranged at the longitudinal sliding rail (22).

2. The articulated arm of a passenger car laboratory simulation whole car assembly of claim 1, wherein: the articulated arm (3) comprises a mounting seat (31) which is slidably mounted on the longitudinal sliding rail (22), an extension rod (32) which is used for extending and adjusting the direction of the articulated arm (3), and extension seats (33) which are used for connecting two adjacent extension rods (32), wherein both ends of each extension rod (32) are provided with connecting parts (34) which can be mounted in the mounting seat (31) and the extension seats (33).

3. The articulated arm of a passenger car laboratory simulation whole car assembly of claim 2, wherein: the connecting part (34) is a ball head, the ball head is detachably connected with two ends of the extension rod (32), and the fixing parts for fixing the ball head are arranged on the mounting seat (31) and the extension seat (33).

4. A passenger car laboratory simulation whole car assembled articulated arm according to claim 3, wherein: the clamping piece is arranged at one end of the extension rod (32) far away from the longitudinal sliding rail (22), and the clamping piece is detachably connected with the extension rod (32).

5. The articulated arm of a passenger car laboratory simulation whole car assembly of claim 1, wherein: the base comprises a base body and a plurality of transverse sliding rails (21), wherein the transverse sliding rails (21) are detachably arranged on the side wall of the base body (1), a fixing structure is arranged between the transverse sliding rails (21) and the base body (1), one or more transverse sliding rails (21) can be arranged on the side wall of the same base body (1), and two ends of each transverse sliding rail (21) are respectively provided with a structure for connecting and fixing the other transverse sliding rail (21).

6. The passenger car laboratory simulation whole car assembled articulated arm of claim 5, wherein: the length of the transverse sliding rail (21) is the same as that of the side wall of the base (1), and the transverse sliding rail (21) is arranged in a sliding manner along the length direction of the side wall of the base (1).

7. The articulated arm of a passenger car laboratory simulation whole car assembly of claim 1, wherein: one end of each longitudinal sliding rail (22) is provided with a sliding block (23), each sliding block (23) is sleeved on each transverse sliding rail (21) in a sliding mode, and a limiting assembly (24) is arranged between each sliding block (23) and each transverse sliding rail (21).

8. The passenger car laboratory simulation whole car assembled articulated arm of claim 7, wherein: one or more longitudinal sliding rails (22) can be arranged on one or more transverse sliding rails (21) on the side wall of the same base (1), and the longitudinal sliding rails (22) are arranged on the transverse sliding rails (21) in a sliding manner through sliding blocks (23).

9. The articulated arm of a passenger car laboratory simulation whole car assembly of claim 1, wherein: the size of the base (1) is set according to the size of the experiment box, and the base (1) is attached to the experiment box.

10. The passenger car laboratory simulation whole car assembled articulated arm of claim 9, wherein: the base (1) is of a polygonal hollow structure formed by a plurality of bottom rods (11) connected end to end.