CN210719623U - Vehicle frame impact test simulation device - Google Patents
Vehicle frame impact test simulation device Download PDFInfo
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- CN210719623U CN210719623U CN201922175867.1U CN201922175867U CN210719623U CN 210719623 U CN210719623 U CN 210719623U CN 201922175867 U CN201922175867 U CN 201922175867U CN 210719623 U CN210719623 U CN 210719623U
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- cam
- roller
- impact test
- front fork
- fixing block
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Abstract
The utility model discloses a frame impact test analogue means, it sets up through simple structure, adopts cam combination and front fork combination mode of operation, adopts pure metal multicomponent cooperation back welding to form with the front fork, its intensity is high, shock-resistant, but manifold cycles uses, cam combination combine to become whole through the cam of two stop discs and center department, realize the whole drive through the cam drive shaft, when above-mentioned part is when carrying out the action, cam and stop disc linkage drive front fork body rotate and assault the whereabouts on the cam, realize frame impact test through this kind of action, form a cell body through stop disc, can restrict the gyro wheel and rotate all the time above the cam, effectively prevent its side-to-side deflection and then guarantee the measuring accuracy; the utility model discloses structural design is simple, novel, convenient equipment, dismantlement to can effectual reduction test cost, be the frame impact test analogue means of an ideal.
Description
Technical Field
The utility model relates to a technical field is equipped in the frame test, especially relates to a frame impact test analogue means.
Background
The design strength of an electric vehicle, a bicycle and all locomotives with front fork devices is usually verified by special equipment during design and manufacture, and a currently used universal testing machine is a professional strength testing machine which performs repeated strength testing after the front fork devices are mounted on frames during testing and reflects the front end strength of the frames through test data.
In the existing problems, when the strength of the frame is tested, most of the currently equipped front forks are actually assembled products, but in the actual use, the front degree of the front fork is lower than the strength of the frame, so that the frame does not reach the test limit under the condition, but the front fork is damaged, and accurate test data cannot be obtained; moreover, the front fork of current cooperation frame strength test is accessory product, and its intensity is limited, can't reuse after carrying out the strength test, so need scrap a front fork after every frame test finishes, and the test cost is higher.
In summary, aiming at the drawbacks of the prior art, as a technician in the industry, how to design a simulation device specially used for impact testing through technical improvement makes the simulation device obtain stable test data and effectively reduce the test cost.
Disclosure of Invention
For overcoming prior art not enough, the utility model provides a multi-functional electric motor car brake structure, its simple structure, the mixed operation of manual brake and pedal brake can be realized to the modern design, can realize being connected of this device and outside auxiliary brake system simultaneously, and further promotion driving safety nature.
In view of the above shortcomings of the prior art, an object of the present invention is to provide a vehicle frame impact test simulation device, which can solve the practical problems encountered in the current impact test process through a novel structural design.
A frame impact test simulation device comprises a front fork body, wherein the front fork body consists of a support rod, a reinforcing block, a roller fixing block and a roller; the assembly structure is as follows: the bottom of the supporting rod is provided with a front bend, the bottom end of the supporting rod and the reinforcing block are welded into a whole, the reinforcing block is in a taper structure, the diameter of the top of the reinforcing block is small, the diameter of the bottom of the reinforcing block is large, the bottom of the reinforcing block is provided with a bulge, and the bulge is directly inserted into the roller fixing block and is used for welding the roller fixing block and the reinforcing block into a whole in a welding mode; the roller fixing block is of a U-shaped structure, a roller is fixed in the roller fixing block, and the roller can freely rotate in the roller fixing block;
the cam combination is matched and arranged below the front fork body and comprises a cam driving shaft axially arranged in the middle, a cam is fixedly connected to the cam driving shaft in a key way, and threaded holes are formed in the left side and the right side of the cam; the left side and the right side of the cam are respectively provided with a blocking disc, the blocking disc is provided with a side edge bulge, the blocking disc is provided with a counter bore facing the cam, and the cam and the blocking disc are fixed into a whole through the connection of the counter bore and a threaded hole on the cam; the side edge bulge is radially provided with a threaded hole, and the radial locking and fixing of the blocking disc and the cam driving shaft are realized through the radially arranged threaded hole;
the roller is arranged right above the cam combination and is driven by the cam to rotate in place and realize falling impact.
The front side wall and the rear side wall of the roller fixing block are respectively provided with a through hole, and the roller is fixed on the roller fixing block after penetrating through the roller through a fixing shaft.
The roller is provided with an oil filling hole which is communicated with the outer wall and the inner wall of the roller.
When the cam is set, the outer diameter of the cam is gradually enlarged in a radial shape.
The outer diameter of the top end of the supporting rod is provided with a locking thread, a bottom supporting ring is arranged below the locking thread, the supporting rod starts to be arranged in a tapered and variable-diameter mode at the lower portion of the locking thread, and the bottom supporting ring is clamped and fixed at the variable-diameter position.
The utility model discloses following beneficial effect has: the utility model discloses a through above design, it sets up through simple structure, adopts cam combination and front fork combination mode of operation, welds the front fork after adopting pure metal multicomponent cooperation, and its intensity is high, shock-resistant, but manifold cycles uses, cam combination become whole through the cam combination of two stop discs and center department, realize whole drive through the cam drive shaft, when above-mentioned part is when carrying out the action, cam and stop disc linkage drive front fork body rotate and assault the whereabouts on the cam, realize frame impact test through this kind of action, form a cell body through stop disc, can restrict the gyro wheel and rotate all the time above the cam, effectively prevent its side-to-side deflection and then guarantee the measuring accuracy; the utility model discloses structural design is simple, novel, convenient equipment, dismantlement to can effectual reduction test cost, be the frame impact test analogue means of an ideal.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a front view of the front fork of the present invention;
FIG. 2 is a schematic view of the roller fixing structure of the present invention;
FIG. 3 is a schematic view of the roller structure of the present invention;
FIG. 4 is a schematic view of the cam assembly of the present invention;
FIG. 5 is a schematic view of the structure of the barrier disc of the present invention;
FIG. 6 is a schematic diagram of a side view of the barrier disc of the present invention;
fig. 7 is a schematic view of the cam of the present invention;
fig. 8 is a schematic diagram of the gradual change data of the cam according to the present invention;
FIG. 9 is a schematic view of a front fork body and cam combination structure of the present invention;
FIG. 10 is a schematic view of the front fork body and cam combination structure of the present invention;
FIG. 11 is a schematic view of the working state of the present invention;
in the figure, the support rod 1, the support rod 11, the locking thread 12, the front bend 13, the frame 2, the bottom support ring 3, the reinforcing block 4, the roller fixing block 5, the roller 51, the oil injection hole 6, the roller fixing shaft 7, the bearing 8, the cam driving shaft 9, the stop disc 91, the counter bore 92, the side bulge 93, the locking threaded hole 10 and the cam.
Detailed Description
Other advantages and effects of the present invention will be apparent to those skilled in the art from the disclosure of the present invention.
According to the attached drawings: the utility model provides a frame impact test analogue means, its concrete structure is:
the front fork comprises a front fork body, as shown in figure 1, the front fork body is composed of a support rod 1, a reinforcing block 3, a roller fixing block 4 and a roller 5; the assembly structure is as follows: the bottom of the supporting rod 1 is provided with a front bend 12, the bottom of the supporting rod 1 and the reinforcing block 3 are welded into a whole, the reinforcing block 3 is in a taper structure, the diameter of the top of the reinforcing block is small, the diameter of the bottom of the reinforcing block is large, the bottom of the reinforcing block 3 is provided with a bulge, the bulge is directly inserted into the roller fixing block 4, and the roller fixing block 4 and the reinforcing block 3 are welded into a whole in a welding mode; the roller fixing block 4 is of a U-shaped structure, a roller 5 is fixed in the roller fixing block, and the roller 5 can freely rotate in the roller fixing block 4; through holes are respectively formed in the front side wall and the rear side wall of the roller fixing block 4, and the roller 5 is fixed on the roller fixing block 4 after penetrating through the roller 5 through a roller fixing shaft 6; in order to further improve the smoothness of the roller 5 on the roller fixing shaft 6, a bearing 7 is arranged between the roller 5 and the roller fixing shaft 6, as shown in fig. 2 and 3, an oil hole 51 is arranged on the roller 5 to communicate the outer wall and the inner wall of the roller, so that oil can be supplied to the bearing 7 inside the roller 5 to improve the smoothness. The utility model discloses the front fork body that adopts forms for welding behind the pure metal multicomponent cooperation, but its high shock-resistant of intensity recycles many times, can effectively reduce test cost, guarantees that the measuring accuracy is accurate.
A cam combination is matched and arranged below the front fork body, as shown in fig. 4, the cam combination comprises a cam driving shaft 8 axially arranged in the middle, a cam 10 is fixedly connected to the cam driving shaft 8 through a key, and threaded holes are formed in the left side and the right side of the cam 10; the left side and the right side of the cam 10 are respectively provided with a blocking disc 9, the blocking disc 9 is provided with a side edge bulge 92, the blocking disc 9 is provided with a counter bore facing the cam 10, and the cam 10 and the blocking disc 9 are fixed into a whole through the connection of the counter bore and a threaded hole on the cam; the side edge bulge is radially provided with a threaded hole 93, and the radial locking and fixing of the blocking disc 9 and the cam driving shaft 8 are realized through the radially arranged threaded hole 93; through the structure, the cam driving shaft 8, the cam 10 and the blocking discs 9 can be locked and fixed to be integrated in the axial direction and the radial direction to realize linkage, a groove body is formed after the two blocking discs 9 which are oppositely arranged are locked, the roller 5 can be restrained from rotating above the cam 10 all the time, and the left-right deflection of the roller is effectively prevented, so that the testing precision is guaranteed.
The utility model discloses an above structure setting, it is when using, as shown in fig. 11, is provided with locking screw thread 11 on the top external diameter of bracing piece 1, is provided with bottom support ring 2 in the below of locking screw thread 11, bracing piece 1 begin to become the tapering reducing setting in the lower part of locking screw hole 11, 2 cards of bottom support ring fix in reducing department, realize the fixed of frame through the cooperation of lock nut on the locking screw thread 11 and bottom support ring 2, gyro wheel 5 sets up directly over the cam combination, and it is under the drive of cam 10 original place rotates and realizes the whereabouts and assaults.
Further, on the basis of the above technology, in order to adjust the impact strength of the cam to the best, the present scheme, through multiple data verification, particularly proposes a stable cam structure, as shown in fig. 7 and 8, when the cam 10 is set, the outer diameter thereof gradually expands in a radial shape, the gradual lift thereof is as table data shown in fig. 8, and the cam 10 can be molded corresponding to each letter in fig. 7.
When a frame impact test is performed, as shown in fig. 9 and 10, fig. 9 shows a state when the roller 5 on the front fork body is located at the highest point of the cam 10, the front fork body instantly falls when reaching the highest point, and a state after falling is shown in fig. 10, the roller 5 on the front fork body is located at the lowest point of the cam 10 at this time, and the roller instantly falls from the highest point to the lowest point, so that a stress state when the frame is impacted vertically is simulated.
Summary, the utility model discloses a cam 10 with block that 9 linkages of dish rotate and whereabouts in the twinkling of an eye in order to realize the drive front fork body on cam 10, impact test when realizing the vertical atress of frame simulation through this kind of action. The utility model discloses structural design is simple, novel, convenient equipment, dismantlement to can effectual reduction test cost, be the frame impact test analogue means of an ideal.
Claims (5)
1. The utility model provides a frame impact test analogue means, its includes a front fork body, its characterized in that: the front fork body consists of a support rod, a reinforcing block, a roller fixing block and a roller; the assembly structure is as follows: the bottom of the supporting rod is provided with a front bend, the bottom end of the supporting rod and the reinforcing block are welded into a whole, the reinforcing block is in a taper structure, the diameter of the top of the reinforcing block is small, the diameter of the bottom of the reinforcing block is large, the bottom of the reinforcing block is provided with a bulge, and the bulge is directly inserted into the roller fixing block and is used for welding the roller fixing block and the reinforcing block into a whole in a welding mode; the roller fixing block is of a U-shaped structure, a roller is fixed in the roller fixing block, and the roller can freely rotate in the roller fixing block;
the cam combination is matched and arranged below the front fork body and comprises a cam driving shaft axially arranged in the middle, a cam is fixedly connected to the cam driving shaft in a key way, and threaded holes are formed in the left side and the right side of the cam; the left side and the right side of the cam are respectively provided with a blocking disc, the blocking disc is provided with a side edge bulge, the blocking disc is provided with a counter bore facing the cam, and the cam and the blocking disc are fixed into a whole through the connection of the counter bore and a threaded hole on the cam; the side edge bulge is radially provided with a threaded hole, and the radial locking and fixing of the blocking disc and the cam driving shaft are realized through the radially arranged threaded hole;
the roller is arranged right above the cam combination and is driven by the cam to rotate in place and realize falling impact.
2. A vehicle frame impact test simulation apparatus as defined in claim 1, wherein: the front side wall and the rear side wall of the roller fixing block are respectively provided with a through hole, and the roller is fixed on the roller fixing block after penetrating through the roller through a fixing shaft.
3. A vehicle frame impact test simulation apparatus as defined in claim 1, wherein: the roller is provided with an oil filling hole which is communicated with the outer wall and the inner wall of the roller.
4. A vehicle frame impact test simulation apparatus as defined in claim 1, wherein: when the cam is set, the outer diameter of the cam is gradually enlarged in a radial shape.
5. A vehicle frame impact test simulation apparatus as defined in claim 1, wherein: the outer diameter of the top end of the supporting rod is provided with a locking thread, a bottom supporting ring is arranged below the locking thread, the supporting rod starts to be arranged in a tapered and variable-diameter mode at the lower portion of the locking thread, and the bottom supporting ring is clamped and fixed at the variable-diameter position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922175867.1U CN210719623U (en) | 2019-12-08 | 2019-12-08 | Vehicle frame impact test simulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922175867.1U CN210719623U (en) | 2019-12-08 | 2019-12-08 | Vehicle frame impact test simulation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210719623U true CN210719623U (en) | 2020-06-09 |
Family
ID=70963741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922175867.1U Active CN210719623U (en) | 2019-12-08 | 2019-12-08 | Vehicle frame impact test simulation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210719623U (en) |
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2019
- 2019-12-08 CN CN201922175867.1U patent/CN210719623U/en active Active
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| TR01 | Transfer of patent right |
Effective date of registration: 20220824 Address after: Room 717-008, 7th Floor, South Building, Block E, Zhongyuan Science and Technology Innovation and Pioneering Park, No. 6596, Dongfanghong East Road, Yuanqiao Town, Economic and Technological Development Zone, Dezhou City, Shandong Province, 253000 Patentee after: Shandong Kedonglian Technology Engineering Co.,Ltd. Address before: Room 718, South Building, Block E, Zhongyuan science and Technology Innovation Park, 6596 Dongfanghong East Road, Dezhou Development Zone, Shandong Province 253000 Patentee before: DEZHOU JINGJINJI NEW ENERGY AUTOMOBILE TECHNOLOGY INNOVATION RESEARCH CENTER |