CN214622126U - Power line bending tester - Google Patents
Power line bending tester Download PDFInfo
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- CN214622126U CN214622126U CN202022914821.XU CN202022914821U CN214622126U CN 214622126 U CN214622126 U CN 214622126U CN 202022914821 U CN202022914821 U CN 202022914821U CN 214622126 U CN214622126 U CN 214622126U
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- power
- balancing weight
- power mechanism
- power line
- bending tester
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Abstract
The utility model discloses a power line bending tester, which comprises a frame, a first power mechanism, a limiting part, a second power mechanism, a turntable, an upper clamping part, a balancing weight and a twisting seat; the first power mechanism, the limiting part and the second power mechanism are sequentially connected with the rack from top to bottom; the limiting part is used for connecting a power line in a sliding manner; the first power mechanism is in transmission connection with the rotary table and drives the rotary table to rotate in a vertical plane, the upper clamping component is connected with the front side wall of the rotary table, and the upper clamping component is used for clamping a power line; the upper clamping component is used for clamping a power line; the second power mechanism is in transmission connection with the twisting seat and drives the twisting seat to rotate around a vertically arranged axis, the balancing weight is in vertical sliding connection with the twisting seat, and the upper end of the balancing weight is used for being connected with a power line. The utility model has the advantages of long service life.
Description
Technical Field
The utility model belongs to power cord testing machine field, in particular to power cord testing machine of buckling.
Background
The power cord bending tester is a tester for testing the bending fatigue strength of a power cord. The Chinese patent application with publication number CN110132755A discloses a bending-resistant power line testing machine, which comprises a frame, a first driving device, a second driving device, a swinging turntable, a twisting rotary shaft, a load weight, an on-off detection device, a first swinging limiting device, a second swinging limiting device and a controller, wherein the swinging turntable can be arranged on the frame in a way of rotating around a horizontal shaft, the twisting rotary shaft can be arranged on the swinging turntable in a way of rotating around a direction vertical to the rotating shaft of the swinging turntable, the first swinging limiting device and the second swinging limiting device which are arranged on the swinging turntable at intervals are distributed at two sides of the twisting rotary shaft, the first driving device and the second driving device respectively drive the swinging turntable and the twisting rotary shaft to rotate in a reciprocating way, one end of a power line to be tested is fixed on the twisting rotary shaft, the other end of the power line to be tested passes through a channel between the first swinging limiting device and the second swinging limiting device and is fixedly connected with the load weight, the on-off detection device can form a loop with the power line to be tested and is communicated with the controller, the controller can calculate and analyze the bending fatigue resistance data of the power line to be tested, and the invention simultaneously carries out the torsion and swing test on the power line with load, thereby greatly shortening the test time.
In the patent of the invention disclosed above, the swinging turntable drives the twisting rotating shaft and one end of the power line to swing together, so that the power line rotates and twists while swinging and bending, and the test efficiency can be improved.
Therefore, the prior art is in need of improvement.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the power cord among the prior art bends the problem that testing machine life is low.
In order to achieve the above purpose, the specific technical solution of the present invention is as follows:
a power line bending tester comprises a frame, a first power mechanism, a limiting part, a second power mechanism, a rotary table, an upper clamping part, a balancing weight and a torsion seat; the first power mechanism, the limiting part and the second power mechanism are sequentially connected with the rack from top to bottom; the limiting part is used for connecting a power line in a sliding manner; the first power mechanism is in transmission connection with the rotary table and drives the rotary table to rotate in a vertical plane, the upper clamping component is connected with the front side wall of the rotary table, and the upper clamping component is used for clamping a power line; the upper clamping component is used for clamping a power line; the second power mechanism is in transmission connection with the twisting seat and drives the twisting seat to rotate around a vertically arranged axis, the balancing weight is in vertical sliding connection with the twisting seat, and the upper end of the balancing weight is used for being connected with a power line.
As a further improvement of the technical scheme, the device further comprises a controller and a test lamp which are electrically connected with each other, wherein the controller is provided with two wiring terminals, the wiring terminals are used for electrically connecting a power line, and when the two wiring terminals are switched on or switched off, the controller controls the test lamp to be turned on or turned off.
As a further improvement of the above technical solution, the cross section of the weight block is polygonal, a sliding hole with a multi-deformation cross section is provided in the torsion seat, the weight block is slidably connected with the sliding hole, and the bottom of the torsion seat is connected with the second power mechanism.
As a further improvement of the technical scheme, the upper end of the balancing weight is provided with a hook, and the lower end of the balancing weight is provided with a hanging ring.
As a further improvement of the above technical solution, the first power mechanism and the second power mechanism are both servo motors.
As a further improvement of the above technical solution, the upper clamping member is disposed outside the rotation center of the turntable, the upper clamping member includes two clamping blocks, one clamping block is fixedly connected to the turntable, the other clamping block is slidably connected to the turntable, and the two clamping blocks are connected to each other by screws.
As a further improvement of the technical scheme, the limiting part comprises two pulleys which are arranged in bilateral symmetry, the axle center of each pulley is arranged in the front-back direction, and the two pulleys are transversely and adjustably connected with the rack.
The beneficial effects of the utility model reside in that: when the power line testing device is used, the upper part and the lower part of a tested power line are respectively fixed on the upper clamping part and the balancing weight, the first power mechanism is started, the upper clamping part swings left and right under the driving of the turntable, the limiting part limits the middle part of the power line below the turntable, the upper part and the middle part of the power line are repeatedly bent, and the balancing weight can reciprocate up and down to adapt to the pulling of the turntable on the power line when the turntable rotates due to the vertical sliding connection of the balancing weight and the twisting seat; start second power unit, it is rotatory around the axis of vertical setting to twist reverse the seat and drive the balancing weight, so the utility model discloses a power cord bending test machine can bend and twist reverse the test to the power cord simultaneously. Because first actuating mechanism and second actuating mechanism locate the upper portion and the lower part of frame respectively, the motion between first actuating mechanism and the second actuating mechanism can not influence each other, under the carousel high frequency rotation or the rotatory condition of torsion seat high frequency, also can even running long service life.
Drawings
Fig. 1 is a schematic diagram of a power line bending tester of the present invention.
In the figure: the test lamp comprises a frame 1, a first power mechanism 2, a limiting part 3, a second power mechanism 4, a turntable 5, an upper clamping part 6, a clamping block 61, a balancing block 7, a torsion seat 8, a controller 9 and a test lamp 10.
Detailed Description
The invention will be described in detail with reference to the following embodiments.
As fig. 1, is an embodiment of the present invention, specifically:
a power line bending tester comprises a frame 1, a first power mechanism 2, a limiting part 3, a second power mechanism 4, a turntable 5, an upper clamping part 6, a balancing weight 7 and a twisting seat 8; the first power mechanism 2, the limiting part 3 and the second power mechanism 4 are sequentially connected with the rack 1 from top to bottom; the limiting part 3 is used for being connected with a power line in a sliding way; the first power mechanism 2 is in transmission connection with the rotary table 5 and drives the rotary table 5 to rotate in a vertical plane, the upper clamping part 6 is connected with the front side wall of the rotary table 5, and the upper clamping part 6 is used for clamping a power line; second power unit 4 is connected and drives to turn round the axis rotation of turning round the seat 8 and around vertical setting with turning round the seat 8 transmission, balancing weight 7 with turn round the vertical sliding connection of seat 8, the upper end of balancing weight 7 is used for connecting the power cord.
When the power line testing device is used, the upper part and the lower part of a tested power line are respectively fixed on the upper clamping part 6 and the balancing weight 7, the first power mechanism 2 is started, the upper clamping part 6 swings left and right under the driving of the turntable 5, the limiting part 3 limits the middle part of the power line below the turntable 5, the upper part and the middle part of the power line are repeatedly bent, and the balancing weight 7 is vertically and slidably connected with the twisting seat 8, so that when the turntable 5 rotates, the balancing weight 7 can move up and down in a reciprocating manner to adapt to the pulling of the turntable 5 on the power line; start second power unit 4, turn round swivel mount 8 and drive balancing weight 7 rotatory around the axis of vertical setting, twist reverse the power cord, so the utility model discloses a power cord testing machine of buckling can bend and twist reverse the test to the power cord simultaneously. Because the first power mechanism 2 and the second power mechanism 4 are respectively arranged at the upper part and the lower part of the frame 1, the movement between the first power mechanism 2 and the second power mechanism 4 cannot be influenced mutually, and the rotating disc can stably run under the condition of high-frequency rotation of the rotating disc 5 or high-frequency rotation of the twisting seat 8, and has long service life.
In a further preferred embodiment, the test lamp further comprises a controller 9 and a test lamp 10 which are electrically connected with each other, two terminals are arranged on the controller 9 and used for electrically connecting power lines, and when the two terminals are connected or disconnected, the controller 9 controls the test lamp 10 to be turned on or turned off. The advantage of this embodiment is that it can visually display whether the power supply line is functioning properly. During the use, can be connected the both ends of power cord with two wiring ends respectively, the upper portion and the lower part of power cord are connected with last clamping part 6 and balancing weight 7 respectively, should be in the tip of power cord and the position that the power cord was by the 6 centre grippings of last clamping part to and reserve certain length between the tip of power cord and the connection position of power cord and balancing weight 7, avoid power cord and wiring end to break away from and be connected.
In some embodiments, the cross section of the weight member 7 is polygonal, a sliding hole with a polygonal cross section is formed in the torsion seat 8, the weight member 7 is slidably connected to the sliding hole, and the bottom of the torsion seat 8 is connected to the second power mechanism 4. Turn round swivel mount 8 rotation under second power unit 4's effect, the in-process of turning round swivel mount 8 rotation can drive polygonal balancing weight 7 and rotate, and the sliding hole has guaranteed that balancing weight 7 can reciprocate to the pulling of adaptation carousel 5 to the power cord.
In some embodiments, the upper end of the weight 7 is provided with a hook, and the lower end of the weight 7 is provided with a hanging ring. Can be through couple and link interconnect between two balancing weights 7, adopt balancing weights 7 of different quantity and weight to change the pulling force that the power cord received.
In some embodiments, the first power mechanism 2 and the second power mechanism 4 are both servo motors. The servo motor has the advantages of convenience and accuracy in output rotating speed and direction adjustment.
In some embodiments, the upper clamping member 6 is disposed outside the rotation center of the turntable 5, the upper clamping member 6 includes two clamping blocks 61, one clamping block 61 is fixedly connected to the turntable 5, the other clamping block 61 is slidably connected to the turntable 5, and the two clamping blocks 61 are connected to each other by screws. The distance between the two clamping blocks 61 can be adjusted through the screws, the upper part of the power line is clamped between the two clamping blocks 61, and the adjustment is convenient.
In a preferred embodiment, the limiting part 3 comprises two pulleys symmetrically arranged left and right, the axes of the pulleys are arranged along the front and back direction, and the two pulleys are transversely and adjustably connected with the frame 1. Set up spacing portion 3 into two pulleys for the power cord receives spacing portion 3's frictional action little at the in-process of buckling, and the skin of protection power cord reduces spacing portion 3 to the adverse effect of test result. The two pulleys are transversely and adjustably connected with the frame 1, so that the gap between the two pulleys can be adjusted, and the power line testing device is suitable for testing power lines with different thicknesses.
The features of the embodiments and embodiments described above may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "length", "upper", "lower", "top", "bottom", "inner", "outer", "circumferential", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
It should be finally noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. The utility model provides a power cord testing machine that buckles which characterized in that: comprises a frame, a first power mechanism, a limiting part, a second power mechanism, a turntable, an upper clamping part, a balancing weight and a twisting seat; the first power mechanism, the limiting part and the second power mechanism are sequentially connected with the rack from top to bottom; the limiting part is used for being connected with a power line in a sliding manner; the first power mechanism is in transmission connection with the rotary table and drives the rotary table to rotate in a vertical plane, the upper clamping component is connected with the front side wall of the rotary table, and the upper clamping component is used for clamping a power line; the second power mechanism is in transmission connection with the twisting seat and drives the twisting seat to rotate around a vertically arranged axis, the balancing weight is in vertical sliding connection with the twisting seat, and the upper end of the balancing weight is used for being connected with a power line.
2. The power cord bending tester according to claim 1, characterized in that: the testing lamp is characterized by further comprising a controller and a testing lamp which are electrically connected with each other, wherein two wiring ends are arranged on the controller and used for electrically connecting a power line, and when the two wiring ends are switched on or switched off, the controller controls the testing lamp to be turned on or turned off.
3. The power cord bending tester according to claim 1, characterized in that: the cross section of balancing weight is the polygon, turn round and be equipped with the cross-section in the swivel mount and be polygonal sliding hole, the balancing weight with sliding hole sliding connection, turn round the bottom of swivel mount with second power unit is connected.
4. The power cord bending tester according to claim 1, characterized in that: the upper end of the balancing weight is provided with a hook, and the lower end of the balancing weight is provided with a hanging ring.
5. The power cord bending tester according to claim 1, characterized in that: the first power mechanism and the second power mechanism are both servo motors.
6. The power cord bending tester according to any one of claims 1 to 5, wherein: go up clamping part and locate the outside of the rotation center of carousel, it includes two grip blocks to go up clamping part, a grip block with carousel fixed connection, another add hold the piece with carousel sliding connection, two the grip block passes through screw interconnect.
7. The power cord bending tester according to any one of claims 1 to 5, wherein: the limiting part comprises two pulleys which are symmetrically arranged left and right, the axis of each pulley is arranged along the front and back direction, and the two pulleys are transversely and adjustably connected with the rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022914821.XU CN214622126U (en) | 2020-12-08 | 2020-12-08 | Power line bending tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022914821.XU CN214622126U (en) | 2020-12-08 | 2020-12-08 | Power line bending tester |
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| Publication Number | Publication Date |
|---|---|
| CN214622126U true CN214622126U (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022914821.XU Active CN214622126U (en) | 2020-12-08 | 2020-12-08 | Power line bending tester |
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| CN (1) | CN214622126U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114088525A (en) * | 2021-11-18 | 2022-02-25 | 中国铁道科学研究院集团有限公司 | Mechanical life tester for electric connector |
-
2020
- 2020-12-08 CN CN202022914821.XU patent/CN214622126U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114088525A (en) * | 2021-11-18 | 2022-02-25 | 中国铁道科学研究院集团有限公司 | Mechanical life tester for electric connector |
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