CN212379013U - Spring alternating load experiment machine - Google Patents
Spring alternating load experiment machine Download PDFInfo
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- CN212379013U CN212379013U CN202021376739.XU CN202021376739U CN212379013U CN 212379013 U CN212379013 U CN 212379013U CN 202021376739 U CN202021376739 U CN 202021376739U CN 212379013 U CN212379013 U CN 212379013U
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Abstract
The utility model discloses a spring alternating load experiment machine, which comprises a motor, a controller for controlling the motor, a test piece which is matched with the motor and is used for applying load to a spring, and a mounting seat for fixing the spring, wherein the test piece is arranged on a base and consists of a transmission rod, a sliding rail and a moving block which are matched with each other; one end of the transmission rod is hinged with the moving block, and the other end of the transmission rod is connected with a power output shaft of the motor through an eccentric wheel mechanism; the utility model discloses a spring alternating load experiment machine utilizes the principle of slider-crank mechanism for the movable block comes the back and forth movement on the slide rail, and then realizes the compression of spring, adjusts the distance that the movable block comes the back and forth movement on the slide rail through the position of adjustment slider in the spout, exerts the power for the spring with this adjustment, simple structure, and convenient to use promotes the transfer line that the movable block removed simultaneously and adopts the structure of two segmentations, and then easy to assemble, dismantlement spring.
Description
Technical Field
The utility model relates to a spring capability test's technical field, more specifically the utility model relates to a spring alternating load experiment machine that says so.
Background
When testing the spring performance, the spring needs to be compressed repeatedly, and after the spring is compressed and reset for a certain number of times, the data such as the elasticity of the spring, the length of the spring and the like are detected, so that the spring performance data is obtained.
The existing spring alternating load test method comprises the following steps: the cam compression bar mechanism is adopted, clamping is completed on a lathe, and the defects of the cam compression bar mechanism are that the working efficiency is low, the noise is high, the service life of a tool is short, the damage to the lathe is large, and the like.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve above-mentioned technical problem and provide a spring alternating load experiment machine.
The utility model discloses a following technical scheme realizes: a spring alternating load tester comprises a motor, a controller for controlling the motor, a test piece which is matched with the motor and is used for applying load to a spring, and a mounting seat for fixing the spring, wherein the mounting seat is arranged on a base;
the testing piece is composed of a transmission rod, a sliding rail and a moving block which are matched with each other, one end of the transmission rod is hinged with the moving block, and the other end of the transmission rod is connected with a power output shaft of the motor through an eccentric wheel mechanism;
the eccentric wheel mechanism comprises a connecting rod fixed on a power output shaft of the motor, an eccentric wheel positioned at one end of the connecting rod, which is far away from the power output shaft of the motor, and a bearing positioned at one end of the transmission rod, which is far away from the moving block and matched with the eccentric wheel;
the power output shaft of the motor is provided with a connecting seat for fixing a connecting rod, the connecting seat is provided with a sliding groove, one end of the connecting rod, which is tightly attached to the connecting seat, is provided with a sliding block which is matched with the sliding groove, and one side of the connecting seat, which corresponds to the sliding groove, is provided with a limiting screw rod for fixing the position of the sliding block;
the mounting seat is provided with a plurality of limiting holes, a reciprocating rod for fixing a spring is arranged in each limiting hole, a limiting cap is arranged on one side, close to the moving block, of each reciprocating rod, and the diameter of each limiting cap is larger than the diameter of each limiting hole;
the mounting seat and the base are fixed through bolts, and the base is provided with a plurality of groups of fixing holes for fixing the mounting seat along the length direction of the transmission rod.
The utility model discloses a spring alternating load experiment machine utilizes the principle of slider-crank mechanism for the movable block comes and goes on the slide rail, and then makes spring compression, resets, simultaneously through the position of adjustment slider in the spout, changes the position of transfer line on motor power output shaft, adjusts the distance of movable block come and go on the slide rail with this, and the power of giving the spring is applyed in the adjustment, promotes the transfer line that the movable block removed simultaneously and adopts the structure of two segmentations, and then easy to assemble, dismantle the spring.
Preferably, the transmission rod is composed of a second power rod hinged to the moving block, a first power rod matched with the eccentric wheel mechanism, and a limiting sleeve matched with the first power rod and the second power rod, the first power rod is hinged to the second power rod, and a limiting screw matched with the first power rod and the second power rod is arranged on the vertical upward surface of the limiting sleeve, so that a spring fixed on the mounting seat can be replaced conveniently.
Preferably, the vertical upwards one side of slider has the scale, conveniently adjusts the position of slider in the spout.
Preferably, the limiting hole of the mounting seat is embedded with a replacing ring, a fixing screw rod used for fixing the replacing ring is arranged on the limiting hole of the mounting seat, and the replacing ring is also provided with a limiting hole used for fixing a reciprocating rod, so that the mounting seat can fix springs of different models.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
the utility model discloses a spring alternating load experiment machine utilizes the principle of slider-crank mechanism to make the movable block come and go motion on the slide rail, and then realize the compression of spring, high work efficiency, the noise is little, change the position of transfer line on motor power output shaft through the position of adjustment slider in the spout, adjust the distance of movable block come and go motion on the slide rail with this, the power of giving the spring is applyed in the adjustment, moreover, the steam generator is simple in structure, high durability and convenient use, the transfer line that promotes the movable block simultaneously and remove adopts the structure of two segmentations, and then easy to assemble, dismantle the spring.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention.
Fig. 1 is a schematic top view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic view of the connecting seat of the present invention;
fig. 4 is a schematic structural diagram of the mounting seat of the present invention.
Description of reference numerals:
1. the device comprises a motor, 11, a connecting seat, 12, a sliding groove, 2, a controller, 3, a testing piece, 31, a transmission rod, 32, a sliding rail, 33, a moving block, 34, a first power rod, 35, a second power rod, 36, a limiting sleeve, 4, a mounting seat, 41, a reciprocating rod, 42, a replacing ring, 5, a base, 51, a fixing hole, 6, an eccentric wheel mechanism, 61, a connecting rod, 62, an eccentric wheel, 63 and a sliding block.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
1-4, the spring alternating load testing machine comprises a motor 1, a controller 2 for controlling the motor 1, a testing piece 3 which is matched with the motor 1 and is used for applying load to a spring, and a mounting seat 4 for fixing the spring, wherein the mounting seat 4 is arranged on a base 5;
the testing piece 3 consists of a transmission rod 31, a slide rail 32 and a moving block 33 which are matched with each other, one end of the transmission rod 31 is hinged with the moving block 33, and the other end of the transmission rod 31 is connected with a power output shaft of the motor 1 through an eccentric wheel mechanism 6;
the eccentric wheel mechanism 6 comprises a connecting rod 61 fixed on the power output shaft of the motor 1, an eccentric wheel 62 positioned at one end of the connecting rod 61 far away from the power output shaft of the motor 1, and a bearing positioned at one end of the transmission rod 31 far away from the moving block 33 and matched with the eccentric wheel 62;
the power output shaft of the motor 1 is provided with a connecting seat 11 for fixing a connecting rod 61, the connecting seat 11 is provided with a sliding groove 12, one end, close to the connecting seat 11, of the connecting rod 61 is provided with a sliding block 63 matched with the sliding groove 12, and one side, corresponding to the sliding groove 12, of the connecting seat 11 is provided with a limiting screw rod for fixing the position of the sliding block 63;
the mounting seat 4 is provided with a plurality of limiting holes, a reciprocating rod 41 for fixing a spring is arranged in each limiting hole, a limiting cap is arranged on one side, close to the moving block 33, of each reciprocating rod 41, and the diameter of each limiting cap is larger than the aperture of each limiting hole;
the mounting seat 4 and the base 5 are fixed by bolts, and the base 5 is provided with a plurality of groups of fixing holes 51 used for fixing the mounting seat 4 along the length direction of the transmission rod 31.
During implementation, the position of the sliding block 63 of the eccentric wheel mechanism 6 in the sliding groove 12 in the connecting seat 11 is adjusted, so that the connecting rod 61 of the eccentric wheel mechanism 6 and the power output shaft of the motor 1 are not coaxial, meanwhile, the connecting rod 61 is fixed on the transmission rod 31 of the testing part 3 through a bearing and an eccentric wheel 62 which are matched with each other, when the motor 1 rotates, the moving block 33 hinged on the connecting rod 61 is enabled to realize reciprocating motion on the sliding rail 32, and further the spring is compressed, meanwhile, the distance between the power output shaft of the motor 1 and the moving block 33 can be adjusted through adjusting the position of the sliding block 63 of the eccentric wheel mechanism 6 in the sliding groove 12 on the connecting seat 11, so that the reciprocating distance of the moving block 33 on the sliding rail 32 is adjusted, and therefore the force applied to the spring is adjusted, when the spring to be detected is fixed on the limiting hole of the mounting seat 4 through the reciprocating rod, the limit cap of the reciprocating rod 41 is tightly attached to the moving block 33, finally, the number of click rotation turns is set through the controller 2, the motor 1 is started, the moving block 33 moves back and forth on the sliding rail 32 under the power of the motor 1, and then compression and resetting of the spring are achieved.
Specifically, each set of the fixing holes 51 is formed by a plurality of fixing holes, and the distances between the plurality of fixing holes and the moving block 33 are respectively matched with springs of different lengths.
Specifically, each set of the fixing holes 51 is formed by a plurality of fixing holes, and the distances between the plurality of fixing holes and the moving block 33 are respectively matched with springs of different lengths.
As a preferable scheme of the above embodiment, in order to facilitate replacement of the spring fixed on the mounting seat 4, the transmission rod 31 is composed of a second power rod 35 hinged to the moving block 33, a first power rod 34 matched with the eccentric wheel mechanism 6, and a limiting sleeve 36 matched with the first power rod 34 and the second power rod 35, the first power rod 34 is hinged to the second power rod 35, a limiting screw matched with the first power rod 34 and the second power rod 35 is arranged on a vertically upward surface of the limiting sleeve 36, and when the device is used, the limiting screw is twisted to move the limiting sleeve 36 to the first power rod 34 or the second power rod 35, so that the first power rod 34 can rotate on the second power rod 35, and a distance for replacing the spring on the mounting seat 4 is reserved.
As a preferable solution of the above embodiment, in order to precisely adjust the position of the slider 63 in the chute 12, the vertically upward face of the slider 63 has an engraving.
As the preferred scheme of the above embodiment, in order to make the mount pad 4 fix the springs of different models, the spacing hole of the mount pad 4 is embedded with the replacement ring 42, the spacing hole of the mount pad 4 is provided with the fixing screw for fixing the replacement ring 42, the replacement ring 42 is also provided with the spacing hole for fixing the reciprocating rod 41, the replacement ring 42 through replacing the spacing hole of different apertures, and then the spacing hole of the mount pad 4 can be matched with the reciprocating rod 41 of different models, so that the mount pad 4 can be adapted to the springs of different models.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (4)
1. A spring alternating load experiment machine is characterized by comprising a motor, a controller for controlling the motor, a test piece which is matched with the motor and is used for applying load to a spring, and a mounting seat for fixing the spring, wherein the mounting seat is arranged on a base;
the testing piece is composed of a transmission rod, a sliding rail and a moving block which are matched with each other, one end of the transmission rod is hinged with the moving block, and the other end of the transmission rod is connected with a power output shaft of the motor through an eccentric wheel mechanism;
the eccentric wheel mechanism comprises a connecting rod fixed on a power output shaft of the motor, an eccentric wheel positioned at one end of the connecting rod, which is far away from the power output shaft of the motor, and a bearing positioned at one end of the transmission rod, which is far away from the moving block and matched with the eccentric wheel;
the power output shaft of the motor is provided with a connecting seat for fixing a connecting rod, the connecting seat is provided with a sliding groove, one end of the connecting rod, which is tightly attached to the connecting seat, is provided with a sliding block which is matched with the sliding groove, and one side of the connecting seat, which corresponds to the sliding groove, is provided with a limiting screw rod for fixing the position of the sliding block;
the mounting seat is provided with a plurality of limiting holes, a reciprocating rod for fixing a spring is arranged in each limiting hole, a limiting cap is arranged on one side, close to the moving block, of each reciprocating rod, and the diameter of each limiting cap is larger than the diameter of each limiting hole;
the mounting seat and the base are fixed through bolts, and the base is provided with a plurality of groups of fixing holes for fixing the mounting seat along the length direction of the transmission rod.
2. The spring alternating load testing machine as claimed in claim 1, wherein the transmission rod is composed of a second power rod hinged to the moving block, a first power rod cooperating with the eccentric wheel mechanism, and a limit sleeve cooperating with the first power rod and the second power rod, the first power rod and the second power rod are hinged, and a limit screw cooperating with the first power rod and the second power rod is provided on a vertically upward face of the limit sleeve.
3. The spring alternating load testing machine of claim 1, wherein the vertically upward side of said slide is graduated.
4. The spring alternating load testing machine of claim 1, wherein a replacement ring is embedded in the limit hole of the mounting base, a fixing screw for fixing the replacement ring is disposed on the limit hole of the mounting base, and the replacement ring also has a limit hole for fixing the reciprocating rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021376739.XU CN212379013U (en) | 2020-07-14 | 2020-07-14 | Spring alternating load experiment machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021376739.XU CN212379013U (en) | 2020-07-14 | 2020-07-14 | Spring alternating load experiment machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212379013U true CN212379013U (en) | 2021-01-19 |
Family
ID=74164153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021376739.XU Active CN212379013U (en) | 2020-07-14 | 2020-07-14 | Spring alternating load experiment machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212379013U (en) |
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2020
- 2020-07-14 CN CN202021376739.XU patent/CN212379013U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Spring Alternating Load Testing Machine Effective date of registration: 20221226 Granted publication date: 20210119 Pledgee: Zhejiang Mintai commercial bank Limited by Share Ltd. Chengdu Gaoxin Branch Pledgor: Chengdu sbeifulai Technology Co.,Ltd. Registration number: Y2022510000328 |