CN216208269U - Falling ball impact test device - Google Patents
Falling ball impact test device Download PDFInfo
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- CN216208269U CN216208269U CN202122631506.0U CN202122631506U CN216208269U CN 216208269 U CN216208269 U CN 216208269U CN 202122631506 U CN202122631506 U CN 202122631506U CN 216208269 U CN216208269 U CN 216208269U
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- impact test
- lifting seat
- test device
- steel ball
- ball impact
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Abstract
The utility model relates to a falling ball impact test device, which comprises a test machine and a steel ball bracket, wherein the test machine comprises an upright post, a guide rail arranged on the upright post, a lifting seat connected with the guide rail and a mounting arm fixedly connected on the lifting seat, the length of the guide rail extends along the length direction of the upright post, the end part of the mounting arm extends out of the lifting seat, and the lower side of the end part of the mounting arm is connected with an electromagnet for sucking a steel ball; the steel ball support comprises a support body and a support arm fixedly connected to the support body, the end portion of the support arm extends out of the support body, a plurality of idler wheels are mounted at the bottom of the support body, the end portion of the support arm is fixedly connected with a ball placing plate horizontally arranged, a positioning groove with an upward notch is formed in the ball placing plate, and the positioning groove is used for positioning a steel ball. The utility model reduces the working strength of operators, improves the precision of the falling ball impact test, reduces the damage to steel balls in the test process, reduces the operation difficulty of the operators and improves the safety of the falling ball impact test.
Description
Technical Field
The utility model relates to a falling ball impact test, in particular to a falling ball impact test device.
Background
Generally, more parts in the automobile need to be subjected to falling ball impact test to verify the impact resistance. The present common falling ball impact test device is mostly the mechanical type, and current falling ball impact test device generally has following problem: the height dimension is measured by a mechanical height scale, the operation and data reading processes are complicated, and large errors are easily introduced; the vertical height adjustment needs manual lifting, so that the operation is inconvenient; the steel balls need to be placed into the clamping heads manually, and the steel balls with large weight are very laborious to carry and place manually and have potential safety hazards; the steel ball is mechanically clamped by using the clamping head, the steel ball is easily damaged when the pressure is too high, and the steel ball is easily clamped and is not tight when the pressure is too low, so that the steel ball falls accidentally; the impact point is confirmed by visual alignment, which is easy to cause the inaccuracy of the impact test part.
Disclosure of Invention
It is an object of the present invention to provide a falling ball impact test device which advantageously alleviates or eliminates at least one of the above mentioned technical problems.
The utility model relates to a falling ball impact test device, which comprises: the testing machine comprises an upright post, a guide rail arranged on the upright post, a lifting seat connected with the guide rail and a mounting arm fixedly connected to the lifting seat, wherein the length of the guide rail extends along the length direction of the upright post, the lifting seat can move along the length direction of the guide rail, the end part of the mounting arm extends out of the lifting seat, and the lower side of the end part of the mounting arm is connected with an electromagnet for sucking a steel ball; the steel ball support comprises a support body and a support arm fixedly connected to the support body, the end portion of the support arm extends out of the support body, a plurality of idler wheels are mounted at the bottom of the support body, a horizontally arranged ball placing plate is fixedly connected to the end portion of the support arm, a positioning groove with an upward notch is formed in the ball placing plate, and the positioning groove is used for positioning a steel ball.
As a modification, the end of the mounting arm is mounted with a laser aligner for projecting a laser downward to determine the drop point of the steel ball.
As an improvement, the upright post is provided with a rack with the length extending along the length direction of the upright post, the lifting seat is fixedly connected with a driving motor assembly, and the output end of the driving motor assembly is connected with a gear meshed with the rack.
As an improvement, a graduated scale with the length extending along the length direction of the upright post is arranged on the upright post.
As an improvement, the upper end of the upright post is provided with a photoelectric switch, and the lifting seat is provided with an induction sheet corresponding to the photoelectric switch.
As an improvement, the upper end part and the lower end part of the upright post are respectively provided with a limiting block for blocking the lifting seat.
As an improvement, the end part of the mounting arm is provided with a strip-shaped hole for mounting the electromagnet.
As an improvement, a plurality of steel ball storage grooves are formed in the support body.
As an improvement, a cabinet is arranged on the bracket body.
As an improvement, the safety net cage with an opening on the upper side is also included.
The utility model reduces the working strength of operators, improves the precision of the falling ball impact test, reduces the damage to steel balls in the test process, reduces the operation difficulty of the operators and improves the safety of the falling ball impact test.
Drawings
FIG. 1 is a schematic structural view of a testing machine according to an embodiment;
FIG. 2 is a schematic view of a partial structure of a testing machine according to an embodiment;
FIG. 3 is a second schematic view of a partial structure of the testing machine according to the embodiment;
FIG. 4 is a schematic structural view of a steel ball support according to an embodiment;
fig. 5 is a schematic structural view of a safety cylinder mould according to an embodiment.
In the figure: 101-a base; 102-upright post; 103-a guide rail; 104-a rack; 105-a lifting seat; 106 — a mounting arm; 107-an electromagnet; 108-a stepper motor; 109-a graduated scale; 1010-a slide block; 1011-a limiting block; 1012-standing plates; 1013-mounting plate; 1014-connecting plate; 1015-bar holes; 1016-ribs; 1017-laser aligner; 1018-speed reducer; 1019-gear; 1020 — photoelectric switch; 1021, a sensing sheet; 201-a stent body; 202-a roller; 203-a support arm; 204-ball placing plate; 205-positioning groove; 206-support plate; 207-spacer bar; 208-a cabinet; 209-diagonal bracing arm; 301-a cage; 302-a cage door; and 4, steel balls.
Detailed Description
The utility model will be further explained with reference to the drawings.
As shown in fig. 1 to 5, the falling ball impact test device comprises a testing machine and a steel ball support, wherein the testing machine comprises a column 102, a guide rail 103 arranged on the column 102, a lifting seat 105 connected with the guide rail 103, and a mounting arm 106 fixedly connected to the lifting seat 105, the length of the guide rail 103 extends along the length direction of the column 102, the lifting seat 105 can move along the length direction of the guide rail 103, the end part of the mounting arm 106 extends out of the lifting seat 105, and the lower side of the end part of the mounting arm 106 is connected with an electromagnet 107 for sucking a steel ball 4; the steel ball support comprises a support body 201 and a support arm 203 fixedly connected to the support body 201, the end portion of the support arm 203 extends out of the support body 201, a plurality of rollers 202 are mounted at the bottom of the support body 201, the end portion of the support arm 203 is fixedly connected with a ball placing plate 204 horizontally arranged, a positioning groove 205 with an upward notch is formed in the ball placing plate 204, the positioning groove 205 is used for positioning a steel ball 4, and when the steel ball support is specifically implemented, the positioning groove 205 is a circular groove which is sunken downwards.
As a specific embodiment, the lower end of the upright post 102 is fixedly connected with a base 101, the lifting seat 105 is a rectangular cylindrical structure, the lifting seat 105 is sleeved on the periphery of the upright post 102, and the lifting seat 105 is fixedly connected with a slide block 1010 connected with the guide rail 103.
As a specific embodiment, mounting arm 106 includes an upright 1012, a mounting plate 1013, and a rib 1016, wherein upright 1012 is stacked and fastened to the sidewall of lift seat 105 by bolts, the root end of mounting plate 1013 is fixedly connected to upright 1012, and rib 1016 is connected between upright 1012 and mounting plate 1013 for reinforcement.
In this embodiment, the end of the mounting arm 106 is provided with a strip-shaped hole 1015 for mounting the electromagnet 107. In specific implementation, the strip-shaped hole 1015 is arranged at the end part of the mounting plate 1013, the electromagnet 107 is fixedly mounted on the connecting plate 1014, the connecting plate 1014 is connected with the strip-shaped hole 1015 through a bolt, and by adopting the structure, the positions of the connecting plate 1014 and the electromagnet 107 can be adjusted along the strip-shaped hole 1015.
In this embodiment, the end of the mounting arm 106 is mounted with a laser aligner 1017 for emitting laser light downward to determine the drop point of the steel ball 4. The laser aligner 1017 may be implemented using a laser diode known in the art, such as a 24V/5W laser diode. In a specific implementation, the laser aligner 1017 may be mounted on the mounting arm 106, the connecting plate 1014, or the electromagnet 107, and an escape passage through which the laser emitted downward by the laser aligner 1017 passes may be provided on the mounting arm 106, the connecting plate 1014, or the electromagnet 107.
In this embodiment, a rack 104 extending along the length direction of the upright 102 is disposed on the upright 102, a driving motor assembly is fixedly connected to the lifting seat 105, and a gear 1019 engaged with the rack 104 is connected to an output end of the driving motor assembly. During specific implementation, the driving motor assembly comprises a stepping motor 108 and a speed reducer 1018 which are fixedly connected together, an output shaft of the stepping motor 108 is connected with an input end of the speed reducer 1018, an output end of the speed reducer 1018 is connected with a gear 1019, the speed reducer 1018 is fixedly connected to the lifting seat 105, and the lifting seat 105 is driven to lift through the stepping motor 108. The stepping motor 108 can be a 86CM85-BZ stepping motor, and the reducer 1018 can be a PLF90 reducer.
In this embodiment, the vertical column 102 is provided with a scale 109 having a length extending along the longitudinal direction of the vertical column 102, and the height of the elevator base 105 can be confirmed by the scale 109.
In this embodiment, the upper end of the upright post 102 is provided with the photoelectric switch 1020, the lifting seat 105 is provided with the sensing piece 1021 corresponding to the photoelectric switch 1020, and when the sensing piece 1021 triggers the photoelectric switch 1020, the lifting seat can be stopped according to the signal of the photoelectric switch 1020, so as to ensure the safety of the test.
In this embodiment, the upper end portion and the lower end portion of the upright post 102 are provided with the stoppers 1011 for blocking the lifting base 105. A stop block 1011 is provided to prevent the lifting base 105 from disengaging from the guide rail 103.
In this embodiment, the holder body 201 is provided with a plurality of steel ball storage grooves, and the holder body 201 is provided with a cabinet 208. In specific implementation, the support body 201 is provided with a lower layer frame, a middle layer frame and an upper layer frame, the middle layer frame is supported by a support plate 206, the support plate 206 is provided with a plurality of steel ball storage grooves, and the cabinet 208 is arranged between the middle layer frame and the lower layer frame. The cabinet 208 is provided to facilitate storage of tools and the support plate 206 is provided to facilitate storage of more steel balls 4.
Further, a plurality of spaced spacing bars 207 are arranged on the upper layer frame, and a steel ball storage groove is formed between every two adjacent spacing bars 207.
Further, the plurality of steel ball storage slots on the supporting plate 206 are all steel ball storage circular slots which are recessed downwards, and the diameters of the plurality of steel ball storage circular slots are all smaller than the distance between two adjacent spacing bars 207. The steel ball storage circular groove is used for storing the steel balls 4 with smaller size, and the steel ball storage groove between two adjacent spacing bars 207 is used for storing the large steel balls 4 with larger size.
As a specific embodiment, the bracket body 201 is formed by connecting beams, columns, plates and spacing bars by means of bolt fastening connection.
Preferably, a diagonal support arm 209 for supporting the support arm 203 diagonally upward is connected between the stand body 201 and the support arm 203.
In this embodiment, still include the open-ended safety cylinder mould of up side, the safety cylinder mould includes that the cage body 301 constitutes with the door 302 of installing on the cage body 301, and the cage body 301 and the door 302 of cage are formed by the net piece connection, can place the spare part that treats and test in the safety cylinder mould, can improve the security performance.
In particular implementations, the forward and reverse rotation of the stepper motor 108, the energization and de-energization of the electromagnet 107, and the turning on and off of the laser aligner may be controlled by a PLC, which may be implemented by a Mitsubishi FX3U-32M industrial control board.
The falling ball impact test device comprises the following steps:
step one, confirming the position of an impact point by utilizing laser emitted by a laser aligner 1017;
step two, placing the steel ball 4 on a positioning groove 205 of a steel ball support, and pushing the steel ball support to convey the steel ball 4 to the lower part of the electromagnet 107;
step three, starting the stepping motor 108 to enable the lifting seat 105 to descend, and driving the electromagnet 107 to move downwards and approach the steel ball 4;
step four, electrifying the electromagnet 107 to enable the electromagnet 107 to suck the steel ball 4;
step five, starting the stepping motor 108 to enable the lifting seat 105 to ascend to a specified position (which can be set through a PLC), and pushing the steel ball support to a safe position;
and step six, powering off the electromagnet 107, and dropping the steel ball 4 to finish the impact test.
By adopting the falling ball impact test device, the steel ball 4 is transferred by the steel ball support, the impact point position is confirmed by the laser aligner 1017, the lifting seat 105 is driven to lift by the stepping motor 108, and the electromagnet 107 is used for adsorbing the steel ball for testing, so that the working strength of an operator is reduced, the precision of the falling ball impact test is improved, the damage to the steel ball in the test process is reduced, the operation difficulty of the operator is reduced, and the safety of the falling ball impact test is improved.
Claims (10)
1. A falling ball impact test device, comprising:
the testing machine comprises an upright post, a guide rail arranged on the upright post, a lifting seat connected with the guide rail and a mounting arm fixedly connected to the lifting seat, wherein the length of the guide rail extends along the length direction of the upright post, the lifting seat can move along the length direction of the guide rail, the end part of the mounting arm extends out of the lifting seat, and the lower side of the end part of the mounting arm is connected with an electromagnet for sucking a steel ball;
the steel ball support comprises a support body and a support arm fixedly connected to the support body, the end portion of the support arm extends out of the support body, a plurality of idler wheels are mounted at the bottom of the support body, a horizontally arranged ball placing plate is fixedly connected to the end portion of the support arm, a positioning groove with an upward notch is formed in the ball placing plate, and the positioning groove is used for positioning a steel ball.
2. The drop ball impact test apparatus of claim 1, wherein the end of the mounting arm is mounted with a laser aligner for emitting laser light downwardly to determine the drop point of the steel ball.
3. The falling ball impact test device of claim 1, wherein the upright is provided with a rack extending along the length direction of the upright, the lifting seat is fixedly connected with a driving motor assembly, and the output end of the driving motor assembly is connected with a gear meshed with the rack.
4. The falling ball impact test device of claim 1, wherein the upright is provided with a scale with a length extending along the length direction of the upright.
5. The falling ball impact test device of claim 1, wherein a photoelectric switch is arranged at the upper end of the upright column, and a sensing piece corresponding to the photoelectric switch is arranged on the lifting seat.
6. The falling ball impact test device of claim 1, wherein the upper end and the lower end of the upright post are provided with limit blocks for blocking the lifting seat.
7. The falling ball impact test device of claim 1, wherein the end of the mounting arm is provided with a strip-shaped hole for mounting the electromagnet.
8. The falling ball impact test device of claim 1, wherein a plurality of steel ball storage slots are provided on the holder body.
9. The falling ball impact test device of claim 1, wherein a cabinet is disposed on the support body.
10. The falling ball impact test device of claim 1, further comprising a safety cage open at an upper side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122631506.0U CN216208269U (en) | 2021-10-30 | 2021-10-30 | Falling ball impact test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122631506.0U CN216208269U (en) | 2021-10-30 | 2021-10-30 | Falling ball impact test device |
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| Publication Number | Publication Date |
|---|---|
| CN216208269U true CN216208269U (en) | 2022-04-05 |
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| CN202122631506.0U Active CN216208269U (en) | 2021-10-30 | 2021-10-30 | Falling ball impact test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115479849A (en) * | 2022-10-20 | 2022-12-16 | 泰州巨环起重防护装备有限公司 | Safety belt strength detection device for high-altitude operation |
-
2021
- 2021-10-30 CN CN202122631506.0U patent/CN216208269U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115479849A (en) * | 2022-10-20 | 2022-12-16 | 泰州巨环起重防护装备有限公司 | Safety belt strength detection device for high-altitude operation |
| CN115479849B (en) * | 2022-10-20 | 2024-03-26 | 泰州巨环起重防护装备有限公司 | Safety belt strength detection device for overhead operation |
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