CN218600857U - Test bench is checked to automobile body intensity - Google Patents
Test bench is checked to automobile body intensity Download PDFInfo
- Publication number
- CN218600857U CN218600857U CN202222195975.7U CN202222195975U CN218600857U CN 218600857 U CN218600857 U CN 218600857U CN 202222195975 U CN202222195975 U CN 202222195975U CN 218600857 U CN218600857 U CN 218600857U
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- CN
- China
- Prior art keywords
- mounting
- base
- fixedly connected
- threaded
- threaded rod
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005259 measurement Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005483 Hooke's law Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a test bed for checking the strength of a vehicle body, which comprises a base, wherein two mounting seats are symmetrically arranged on the upper surface of the base, a fixed sleeve is fixedly connected on each of the two mounting seats, a mounting rod is connected on each of the fixed sleeves in a threaded manner, the mounting rod is inserted on the mounting seats and is fixedly connected with a knob, and a test body is jointly arranged on each of the two mounting rods; the last fixed surface of base installs the fixed plate, threaded connection has the threaded rod on the fixed plate, the threaded rod is kept away from the one end fixedly connected with rotation seat of mount pad, install the measurement spring jointly between fixed plate and the corresponding mount pad in position, surface mounting has the scale on the base. The utility model discloses the structure is ingenious, reasonable in design, and easy operation is swift, does not need other measuring tool simultaneously, utilizes base upper surface scale can obtain data between, calculates according to simple formula and can realize checking the intensity of automobile body.
Description
Technical Field
The utility model relates to a technical field is checked to automobile body strength, especially relates to a test bench is checked to automobile body strength.
Background
The automobile body is an important component of an automobile, the bearing strength of the automobile body such as the normal stress, the shearing stress, the impact load and the like needs to be accurately calculated in the production process, the automobile body is produced after calculation, the strength of the automobile body after production needs to be checked, whether the automobile body meets the use requirement or not is checked, however, the fixing operation of the existing strength load of the normal stress of the automobile body on a test body is complex, and the calculation of the tensile load of the automobile body in the tensile process is complex.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem in the background art, and a test bench is checked to automobile body intensity that provides.
In order to realize the purpose, the utility model adopts the following technical scheme:
a vehicle body strength checking test bed comprises a base, wherein two mounting seats are symmetrically arranged on the upper surface of the base, one mounting seat is fixedly connected to the upper surface of the base, the other mounting seat is connected to the upper surface of the base in a sliding manner, fixing sleeves are fixedly connected to the two mounting seats, mounting rods are connected to the fixing sleeves in a threaded manner, the mounting rods are inserted into the mounting seats and fixedly connected with knobs, and a test body is jointly arranged on the two mounting rods;
the utility model discloses a measuring spring, including base, threaded rod, fixed plate, measuring spring cover, fixed plate and position, the last fixed surface of base installs the fixed plate, threaded rod has the threaded rod on the fixed plate, and the one end of threaded rod installs on sliding connection's mount pad, the one end fixedly connected with rotation seat of mount pad is kept away from to the threaded rod, install the measuring spring between fixed plate and the corresponding mount pad in position jointly, and measure the spring cover and establish on the threaded rod, surface mounting has the scale on the base.
Preferably, each mounting rod is fixedly connected with a clamping sleeve, each test body is symmetrically provided with two mounting holes, and each clamping sleeve is clamped in the mounting hole corresponding to the position.
Preferably, a plurality of sliding grooves are symmetrically formed in the upper surface of each base, a plurality of sliding blocks are symmetrically and fixedly connected to the lower surface of one mounting seat, and each sliding block is slidably connected into the corresponding sliding groove.
Preferably, the threaded rod is mounted on a correspondingly positioned mounting seat through a bearing.
Preferably, each fixing sleeve is provided with a threaded hole, the outer surface of each mounting rod is provided with a thread, and the thread is connected in the threaded hole in a threaded manner.
Preferably, the outer surface of the rotating seat is provided with anti-skid grains.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the installation of the test body is realized through the knob, the installation rod, the fixed sleeve and the clamping sleeve, the disassembly and the assembly of the test body are convenient, the subsequent stretching of the test body is also convenient, and the stress area of the test body is the contact area between the installation hole and the clamping sleeve in the stretching process, so that the calculation is convenient.
2. The threaded rod is driven to rotate through the rotating seat, the mounting seat corresponding to the position is moved on the upper surface of the base through threaded connection between the threaded rod and the fixing plate, scales are arranged on the upper surface of the base, the position where the mounting seat moves is convenient to calculate, further the stretching amount of the measuring spring is convenient to calculate, and the strength of the vehicle body is checked through the hooke's theorem and the normal stress formula.
To sum up, the utility model discloses the structure is ingenious, reasonable in design, and easy operation is swift, does not need other measuring tool simultaneously, utilizes base upper surface scale can obtain data between, calculates according to simple formula and can realize checking the intensity of automobile body.
Drawings
Fig. 1 is a schematic structural view of a vehicle body strength checking test bed provided by the utility model;
FIG. 2 is a schematic view of a structure of a chute part in a test bed for checking the strength of a vehicle body;
fig. 3 is the utility model provides a partial structure enlarger of slider in test bench is checked to automobile body intensity.
In the figure: the device comprises a base 1, a mounting seat 2, a knob 3, a test body 4, a fixing sleeve 5, a sliding chute 6, scales 7, a measuring spring 8, a fixing plate 9, a threaded rod 10, a rotating seat 11, a clamping sleeve 12, a mounting rod 13 and a sliding block 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
Referring to fig. 1-3, a vehicle body strength checking test bed comprises a base 1, wherein two mounting seats 2 are symmetrically mounted on the upper surface of the base 1, one mounting seat 2 is fixedly connected to the upper surface of the base 1, the other mounting seat 2 is slidably connected to the upper surface of the base 1, a plurality of sliding grooves 6 are symmetrically formed in the upper surface of each base 1, a plurality of sliding blocks 14 are symmetrically and fixedly connected to the lower surface of one mounting seat 2, and each sliding block 14 is slidably connected into the corresponding sliding groove 6;
the two mounting bases 2 are fixedly connected with fixing sleeves 5, the fixing sleeves 5 are in threaded connection with mounting rods 13, each fixing sleeve 5 is provided with a threaded hole, the outer surface of each mounting rod 13 is provided with threads, the threads are connected in the threaded holes, the mounting rods 13 are inserted in the mounting bases 2 and are fixedly connected with knobs 3, the two mounting rods 13 are jointly provided with a test body 4, each mounting rod 13 is fixedly connected with a clamping sleeve 12, each test body 4 is symmetrically provided with two mounting holes, and each clamping sleeve 12 is clamped in the corresponding mounting hole;
fixed surface of base 1 installs fixed plate 9, threaded connection has threaded rod 10 on fixed plate 9, and the one end of threaded rod 10 is installed on sliding connection is 2 at base 1's mount pad, threaded rod 10 passes through the bearing and installs on the corresponding mount pad in position 2, the one end fixedly connected with that mount pad 2 was kept away from to threaded rod 10 rotates seat 11, the surface of rotating seat 11 has seted up anti-skidding line, install jointly between fixed plate 9 and the corresponding mount pad in position 2 and measure spring 8, and measure 8 covers of spring and establish on threaded rod 10, surface mounting has scale 7 on base 1.
The utility model discloses when using, two knobs 3 of clockwise rotation in proper order, knob 3 drive the installation pole 13 clockwise rotation of being connected with it, and the tip of installation pole 13 breaks away from the screw hole on fixed cover 5, will install that pole 13 rotates to suitable position after, establishes the mounting hole card on the test body 4 in the positionOn the corresponding cutting ferrule 12, after the clamping is finished, the knob 3 is rotated anticlockwise, the knob 3 drives the mounting rod 13 connected with the knob to rotate anticlockwise until the mounting rod 13 is in threaded connection with the fixed sleeve 5, at the moment, the test body 4 is mounted, and the scale 7 corresponding to the end face, close to the fixed plate 9, of the mounting base 2 is recorded as x 0 Rotating the rotating base 11 clockwise, the rotating base 11 drives the threaded rod 10 connected with the rotating base 11 to rotate, the threaded rod 10 drives the mounting base 2 connected with the threaded rod to move on the upper surface of the base 1 when rotating, the sliding block 14 slides in the sliding groove 6 when the mounting base 2 moves, the mounting base 2 stops after moving to a certain position, and the scale 7 corresponding to the end face, close to the fixing plate 9, of the mounting base 2 at the moment is x 1 At this time x 1 -x 0 The amount of tension of the spring 8 is extremely measured, the measuring spring 8 then calculating the load F = kx (x) according to hooke's law 1 -x 0 ) Then calculating the stressed cross-sectional area A of the test body 4, and then calculating the stress cross-sectional area A according to the formula
Calculating the normal stress of the test body 4, and comparing the calculated normal stress sigma with the allowable compressive stress [ sigma ]]Comparing if the sigma is less than or equal to [ sigma ]]It indicates that the strength of the test body 4 satisfies the requirement if σ>[σ]It indicates that the strength of the test body 4 is not satisfactory.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a test bench is checked to automobile body intensity, includes base (1), its characterized in that: the testing device is characterized in that two mounting seats (2) are symmetrically arranged on the upper surface of the base (1), one mounting seat (2) is fixedly connected to the upper surface of the base (1), the other mounting seat (2) is slidably connected to the upper surface of the base (1), two mounting seats (2) are fixedly connected with fixing sleeves (5), mounting rods (13) are connected to the fixing sleeves (5) in a threaded manner, the mounting rods (13) are inserted into the mounting seats (2) and fixedly connected with knobs (3), and the two mounting rods (13) are jointly provided with a testing body (4);
fixed surface installs fixed plate (9) on base (1), threaded connection has threaded rod (10) on fixed plate (9), and the one end of threaded rod (10) is installed on mount pad (2) of sliding connection in base (1), the one end fixedly connected with who keeps away from mount pad (2) on threaded rod (10) rotates seat (11), install jointly between fixed plate (9) and the corresponding mount pad (2) in position and measure spring (8), and measure spring (8) cover and establish on threaded rod (10), surface mounting has scale (7) on base (1).
2. The vehicle body strength checking test bed according to claim 1, characterized in that: each mounting rod (13) is fixedly connected with a clamping sleeve (12), each test body (4) is symmetrically provided with two mounting holes, and each clamping sleeve (12) is clamped in the corresponding mounting hole.
3. The vehicle body strength checking test bed according to claim 1, characterized in that: a plurality of sliding grooves (6) are symmetrically formed in the upper surface of each base (1), a plurality of sliding blocks (14) are symmetrically and fixedly connected to the lower surface of each mounting seat (2), and each sliding block (14) is connected to the corresponding sliding groove (6) in the corresponding position in a sliding mode.
4. The vehicle body strength checking test bed according to claim 1, characterized in that: the threaded rod (10) is mounted on the mounting seat (2) in a corresponding position through a bearing.
5. The vehicle body strength checking test bed according to claim 1, characterized in that: each fixed sleeve (5) is provided with a threaded hole, the outer surface of each mounting rod (13) is provided with threads, and the threads are connected in the threaded holes.
6. The vehicle body strength checking test bed according to claim 1, characterized in that: the outer surface of the rotating seat (11) is provided with anti-skid grains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222195975.7U CN218600857U (en) | 2022-08-19 | 2022-08-19 | Test bench is checked to automobile body intensity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222195975.7U CN218600857U (en) | 2022-08-19 | 2022-08-19 | Test bench is checked to automobile body intensity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218600857U true CN218600857U (en) | 2023-03-10 |
Family
ID=85397107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222195975.7U Expired - Fee Related CN218600857U (en) | 2022-08-19 | 2022-08-19 | Test bench is checked to automobile body intensity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218600857U (en) |
-
2022
- 2022-08-19 CN CN202222195975.7U patent/CN218600857U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20230310 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |