CN212206932U - Falling weight detection testing machine for frame front fork assembly - Google Patents
Falling weight detection testing machine for frame front fork assembly Download PDFInfo
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- CN212206932U CN212206932U CN202022683756.4U CN202022683756U CN212206932U CN 212206932 U CN212206932 U CN 212206932U CN 202022683756 U CN202022683756 U CN 202022683756U CN 212206932 U CN212206932 U CN 212206932U
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Abstract
A falling weight detection testing machine for a frame front fork assembly comprises a rack, wherein a plurality of groups of fixing frames which extend upwards and are arranged oppositely are fixedly arranged on the bottom surface of the rack, downwards-extending arched guide frames are symmetrically and fixedly arranged on two sides of the top of the rack, and a power unit is arranged on the top of the rack along the axial direction of the arched guide frames; the arched guide frame is horizontally penetrated and is connected with a rotating shaft in an adjusting way, and the rotating shaft is horizontally connected with a rotary hammering unit in a sliding way; the power unit is connected with the rotary hammering unit through a hanging rope, and provides horizontal sliding force of the rotary hammering unit on the rotating shaft. The falling weight detection testing machine can adjust the collision position, the collision angle and the collision force of the frame front fork assembly according to the test requirements, and is particularly suitable for the product delivery detection of electric vehicle part production enterprises.
Description
Technical Field
The utility model relates to a mechanical detection technical field specifically is a heavy testing machine that detects that falls of frame front fork sub-assembly.
Background
The frame and the front fork of the bicycle and the electric moped are main supporting parts, the structural strength, the anti-smashing and anti-impact performance and the anti-vibration stability of the connecting part of the frame and the front fork are key indexes of national standards, and the safety quality and the service life of the bicycle and the electric moped are seriously related.
However, the weight drop detection of the bicycle and the electric moped is usually performed on the basis of the whole bicycle or on a single component, and a special device for detecting the weight drop of a frame and a front fork assembly is not found.
Through published patent searches, the following comparison documents were found:
the frame/front fork assembly impact tester (CN 107831020A) discloses a frame/front fork assembly impact tester for testing the strength of the frame/front fork assembly, which comprises a guide rail connecting piece fixedly arranged longitudinally and vertical supporting pieces fixedly arranged at the left side and the right side of the guide rail connecting piece; the impact tester for the frame/front fork assembly further comprises a pivoting support seat, a positioning seat and a falling weight impact device, wherein the pivoting support seat is fixedly connected to the guide rail connecting piece in a longitudinal position adjustable mode, the positioning seat is fixedly connected to the vertical supporting piece in a vertical position adjustable mode, and the falling weight impact device is arranged above the pivoting support seat; the falling weight impact device is vertically connected with the vertical supporting piece in a sliding mode. According to the impact tester for the frame/front fork assembly, provided by the invention, on the premise of meeting the impact test requirements of the frame/front fork assembly of GB3565-2005, the frames with different sizes can be tested.
Through analysis, the structure and the function of the impact tester in the patent have great difference with the application, so the novelty of the application is not influenced.
Disclosure of Invention
An object of the utility model is to overcome prior art's weak point, provide a heavy testing machine that detects that falls of frame front fork sub-assembly, should fall heavy testing machine can adjust the position that is struck, receives impact angle and impact of frame front fork sub-assembly according to experimental needs, is particularly useful for electric motor car spare part manufacturing enterprise to carry out the product and dispatches from the factory and detect.
A falling weight detection testing machine for a frame front fork assembly comprises a rack, wherein a plurality of groups of fixing frames which extend upwards and are arranged oppositely are fixedly arranged on the bottom surface of the rack, downwards-extending arched guide frames are symmetrically and fixedly arranged on two sides of the top of the rack, and a power unit is arranged on the top of the rack along the axial direction of the arched guide frames; the arched guide frame is horizontally penetrated and is connected with a rotating shaft in an adjusting way, and the rotating shaft is horizontally connected with a rotary hammering unit in a sliding way; the power unit is connected with the rotary hammering unit through a hanging rope, and provides horizontal sliding force of the rotary hammering unit on the rotating shaft.
And the opening of the arched guide frame is upwards fixedly arranged on the machine frame, and the arched guide frame is provided with a guide long hole which is axially communicated and a plurality of bolt holes which are distributed on two sides of the guide long hole.
The power unit comprises a guide rail, a sliding block and a first motor, wherein the top surface of the guide rail is fixedly connected with the top of the rack, and the lower part of the guide rail is connected with the sliding block in a sliding and guiding manner; the first motor which provides sliding power in the guide rail for the sliding block is fixedly arranged on the side wall of the sliding block, and the bottom of the sliding block is fixedly hung with a hanging rope.
Two ends of the rotating shaft penetrate through and are rotatably connected in the guide long hole respectively, two ends of the rotating shaft circumferentially rotate and are axially limited and sleeved with fixing plates, and axially extending sliding grooves are symmetrically formed in the circumferential side wall of the rotating shaft; the fixed plates are fixedly connected with the arched guide frame through bolts, and a second motor for providing rotating power for the rotating shaft is fixedly mounted on one fixed plate.
The rotary hammering unit comprises a cylindrical box body and an impact hammer, wherein the cylindrical box body is coaxially sleeved on the rotating shaft, two ends of the cylindrical box body are coaxially and fixedly connected with shaft sleeves, and a plurality of connecting shafts arranged along the axial direction of the cylindrical box body are rotatably connected to the circumferential outer wall of the cylindrical box body; a limiting block which is arranged in the sliding chute and is matched with the sliding is fixedly arranged in the shaft sleeves, and a bearing is sleeved on the circumferential outer wall of one shaft sleeve; the inner ring seat of the bearing is fixedly connected with the outer wall of one shaft sleeve, and a hanging rope is fixedly hung on the outer ring seat of the bearing; and the circumferential outer wall of the connecting shaft is fixedly provided with an impact hammer.
And the bottom surface of the frame is rotatably supported with a turntable, and the top surface of the turntable is oppositely and fixedly provided with a fixed frame.
The utility model has the advantages and the technical effect be:
the utility model discloses a falling weight detection testing machine of a frame front fork assembly, which is mainly supported by a frame, wherein a turntable and a fixed frame on the bottom surface of the frame are used for adjusting the fixed supporting angle of the frame front fork assembly; the arched guide frame is used for adjusting the impact position and the impact angle of the rotary hammering unit and the frame front fork assembly, wherein a rotating shaft of the rotary hammering unit is circumferentially limited and axially connected with the cylindrical box body in a sliding manner, the first motor, the guide rail and the sliding block provide translational power for the cylindrical box body, the first motor drives the rotating shaft to provide rotary power for the cylindrical box body, and the connecting position of the rotating shaft in the guide long hole is adjusted by the fixing plate, the bolt and the bolt hole in the arched guide frame; and finally, throwing the impact hammer by the centrifugal force caused by the rotation of the cylindrical box body, and calculating the impact force of the impact hammer and the frame front fork assembly by the rotating speed of the motor (namely the rotating angular speed of the impact hammer) and selecting the impact hammers made of different materials (namely the weight of the impact hammer).
The utility model discloses a heavy testing machine that detects that falls of frame front fork sub-assembly is by striking hammer striking frame front fork sub-assembly, realizes the heavy function that detects that falls of simulation heavy object striking to can adjust striking point, striking angle and impact according to experimental needs, be a heavy testing machine that detects that falls of frame front fork sub-assembly that has higher creativity.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a side view of the present invention;
FIG. 3 is a front view of the rotary hammering unit of the present invention;
in the figure: 1-a frame; 2-a guide rail; 3-a first motor; 4-a slide block; 5, hanging a rope; 6-an arched guide frame; 7-guiding the long hole; 8-cylindrical box body; 9-bolt holes; 10-impact hammer; 11-a fixing frame; 12-a turntable; 13-a second electric machine; 14-a connecting shaft; 15-a rotating shaft; 16-a fixed plate; 17-a bearing; 18-a shaft sleeve; 19-a limiting block; 20-chute.
Detailed Description
For further understanding of the contents, features and effects of the present invention, the following embodiments will be exemplified in conjunction with the accompanying drawings. It should be noted that the present embodiment is illustrative, not restrictive, and the scope of the invention should not be limited thereby.
A falling weight detection testing machine for a frame front fork assembly comprises a rack 1, wherein a plurality of groups of fixing frames 11 which extend upwards and are arranged oppositely are fixedly arranged on the bottom surface of the rack, downwards-extending arched guide frames 6 are symmetrically and fixedly arranged on two sides of the top of the rack, and a power unit is arranged on the top of the rack along the axial direction of the arched guide frames; a rotating shaft 15 is horizontally penetrated and adjusted on the arched guide frame, and a rotary hammering unit is horizontally connected on the rotating shaft in a sliding manner; the power unit is connected with the rotary hammering unit through a hanging rope 5, and provides horizontal sliding force of the rotary hammering unit on the rotating shaft.
Moreover, the opening of the arched guide frame is fixed on the frame upwards, and the arched guide frame is provided with a guide long hole 7 which is axially penetrated and a plurality of bolt holes 9 which are distributed on two sides of the guide long hole.
The power unit comprises a guide rail 2, a sliding block 4 and a first motor 3, wherein the top surface of the guide rail is fixedly connected with the top of the rack, and the lower part of the guide rail is connected with the sliding block in a sliding and guiding manner; the first motor which provides sliding power in the guide rail for the sliding block is fixedly arranged on the side wall of the sliding block, and the bottom of the sliding block is fixedly hung with a hanging rope.
Moreover, two ends of the rotating shaft penetrate through and are rotatably connected in the guide long hole respectively, the two ends of the rotating shaft rotate in the circumferential direction and are axially limited and sleeved with a fixing plate 16, and axially extending sliding grooves 20 are symmetrically formed in the circumferential side wall of the rotating shaft; the fixed plates are fixedly connected with the arched guide frame through bolts, and a second motor 13 for providing rotating power for the rotating shaft is fixedly mounted on one fixed plate.
Moreover, the rotary hammering unit comprises a cylindrical box body 8 and an impact hammer 10, wherein the cylindrical box body is coaxially sleeved on the rotating shaft, two ends of the cylindrical box body are coaxially and fixedly connected with shaft sleeves 18, and a plurality of connecting shafts 14 arranged along the axial direction of the cylindrical box body are rotatably connected to the circumferential outer wall of the cylindrical box body; a limiting block 19 which is arranged in the sliding chute and is matched with the sliding is fixedly arranged in the shaft sleeves, and a bearing 17 is sleeved on the circumferential outer wall of one shaft sleeve; the inner ring seat of the bearing is fixedly connected with the outer wall of one shaft sleeve, and a hanging rope is fixedly hung on the outer ring seat of the bearing; and the circumferential outer wall of the connecting shaft is fixedly provided with an impact hammer.
Moreover, a rotary table 12 is rotatably supported on the bottom surface of the frame, and a fixed frame is oppositely and fixedly arranged on the top surface of the rotary table.
Additionally, the utility model discloses preferred, the mount adopts the ripe product among the prior art to the swivelling joint mode of carousel and frame bottom surface adopts the ripe technical means among the prior art.
To more clearly illustrate the embodiments of the present invention, an example is provided below:
the utility model discloses a heavy testing machine that detects that falls of frame front fork sub-assembly, need before the experiment with the front fork bottom and the frame bottom rigid coupling respectively of frame front fork sub-assembly on the mount, adjust the bearing height of sub-assembly through the mount (if need carry out the vertical detection of loading of sub-assembly, only need with solitary front fork bottom or solitary frame bottom fix on a set of mount can), then the support angle of regulation carousel to adjust the angle of being hit of sub-assembly.
After the assembly is fixedly installed, a proper position is selected according to the height of the assembly, the fixing plate is fixedly connected to the arc-shaped guide frame through a bolt, then the second motor is started, the rotating shaft and the cylindrical box body are driven to coaxially rotate by the second motor, and the impact hammer is thrown up by centrifugal force generated by rotation of the cylindrical box body; then start first motor, drive the cylindricality box by first motor and advance to the other end by the one end of frame front fork sub-assembly, be convenient for carry out holistic striking detection to the sub-assembly, also can control simultaneously that the first motor stops on a certain test point, make the striking hammer of cylindricality box periphery hinge dress strike the same position of frame front fork sub-assembly repeatedly and fast to carry out continuous impact test.
The parts of the utility model which are not described all adopt the mature products and the mature technical means in the prior art.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (6)
1. The utility model provides a frame front fork sub-assembly drop weight testing machine which characterized in that: comprises a frame, wherein a plurality of groups of fixing frames which extend upwards and are arranged oppositely are horizontally and rotatably connected on the bottom surface of the frame; two sides of the top of the rack are symmetrically and fixedly provided with downwards extending arched guide frames, and the top of the rack is provided with power units along the axial direction of the arched guide frames; the arched guide frame is horizontally penetrated and is connected with a rotating shaft in an adjusting way, and the rotating shaft is horizontally connected with a rotary hammering unit in a sliding way; the power unit is connected with the rotary hammering unit through a hanging rope, and provides horizontal sliding force of the rotary hammering unit on the rotating shaft.
2. The drop weight test machine for a front fork assembly of a vehicle frame according to claim 1, wherein: the opening of the arched guide frame is upwards fixedly arranged on the machine frame, and the arched guide frame is provided with a guide long hole which is axially communicated and a plurality of bolt holes which are distributed on two sides of the guide long hole.
3. The drop weight test machine for a front fork assembly of a vehicle frame according to claim 1, wherein: the power unit comprises a guide rail, a sliding block and a first motor, wherein the top surface of the guide rail is fixedly connected with the top of the rack, and the lower part of the guide rail is connected with the sliding block in a sliding and guiding manner; the first motor which provides sliding power in the guide rail for the slider is fixedly mounted on the side wall of the slider, and the bottom of the slider is fixedly connected with the hanging rope in a hanging mode.
4. The drop weight test machine for a front fork assembly of a vehicle frame according to claim 2, wherein: two ends of the rotating shaft penetrate through and are rotatably connected in the guide long hole respectively, two ends of the rotating shaft circumferentially rotate and are axially limited and sleeved with fixing plates, and axially extending sliding grooves are symmetrically formed in the circumferential side wall of the rotating shaft; the fixed plates are fixedly connected with the arched guide frame through bolts, and a second motor for providing rotating power for the rotating shaft is fixedly mounted on one fixed plate.
5. The drop weight test machine for a front fork assembly of a vehicle frame according to claim 1, wherein: the rotary hammering unit comprises a cylindrical box body and an impact hammer, wherein the cylindrical box body is coaxially sleeved on the rotating shaft, two ends of the cylindrical box body are coaxially and fixedly connected with shaft sleeves, and a plurality of connecting shafts arranged along the axial direction of the cylindrical box body are rotatably connected to the circumferential outer wall of the cylindrical box body; a limiting block which is arranged in the sliding chute and slides in a matching manner is fixedly arranged in the shaft sleeves, and a bearing is sleeved on the circumferential outer wall of one shaft sleeve; the inner ring seat of the bearing is fixedly connected with the outer wall of one shaft sleeve, and a hanging rope is fixedly hung on the outer ring seat of the bearing; and the circumferential outer wall of the connecting shaft is fixedly provided with an impact hammer.
6. The drop weight test machine for a front fork assembly of a vehicle frame according to claim 1, wherein: the bottom surface of the frame is rotatably supported with a turntable, and the top surface of the turntable is oppositely and fixedly provided with a fixed frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022683756.4U CN212206932U (en) | 2020-11-19 | 2020-11-19 | Falling weight detection testing machine for frame front fork assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022683756.4U CN212206932U (en) | 2020-11-19 | 2020-11-19 | Falling weight detection testing machine for frame front fork assembly |
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| CN212206932U true CN212206932U (en) | 2020-12-22 |
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| CN202022683756.4U Active CN212206932U (en) | 2020-11-19 | 2020-11-19 | Falling weight detection testing machine for frame front fork assembly |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116839853A (en) * | 2023-07-27 | 2023-10-03 | 河南伏特新能源科技有限公司 | Battery safety testing device of energy storage power station |
| CN117969314A (en) * | 2024-03-28 | 2024-05-03 | 深圳市天洋精密科技有限公司 | Aviation structure impact strength detection device |
| CN117969314B (en) * | 2024-03-28 | 2024-06-04 | 深圳市天洋精密科技有限公司 | Aviation structure impact strength detection device |
-
2020
- 2020-11-19 CN CN202022683756.4U patent/CN212206932U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116839853A (en) * | 2023-07-27 | 2023-10-03 | 河南伏特新能源科技有限公司 | Battery safety testing device of energy storage power station |
| CN116839853B (en) * | 2023-07-27 | 2024-02-23 | 河南伏特新能源科技有限公司 | Battery safety testing device of energy storage power station |
| CN117969314A (en) * | 2024-03-28 | 2024-05-03 | 深圳市天洋精密科技有限公司 | Aviation structure impact strength detection device |
| CN117969314B (en) * | 2024-03-28 | 2024-06-04 | 深圳市天洋精密科技有限公司 | Aviation structure impact strength detection device |
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