CN209820786U - Fatigue test bench convenient to fix - Google Patents
Fatigue test bench convenient to fix Download PDFInfo
- Publication number
- CN209820786U CN209820786U CN201920667169.0U CN201920667169U CN209820786U CN 209820786 U CN209820786 U CN 209820786U CN 201920667169 U CN201920667169 U CN 201920667169U CN 209820786 U CN209820786 U CN 209820786U
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- clamp
- rack
- motor
- clamping plate
- gear
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Abstract
The utility model discloses a fatigue test bench convenient to fix, which structurally comprises a shell, a switch button, a first motor, a material accommodating groove, a first clamp, an external power line, a data transmission line, a computer host, a computer display, a speed reducer, a gear, a first rack, a second rack, a pressure sensor and a second clamp, wherein the first clamp and the second clamp are respectively arranged, the first clamp and the second clamp are same in structure, are oppositely arranged up and down and are in a cross arrangement, when the rubber joint needs to be clamped, the rubber joint only needs to be placed at the top of the first clamp, the second motor in the first clamp is controlled to generate power to control the first clamp plate and the second clamp plate to simultaneously draw close inwards through the rotation of a screw rod, the left side and the right side of the rubber joint are clamped, the front side and the rear side of the rubber joint are clamped by the second clamp through the control of the second motor in the second clamp, the rubber joint is conveniently clamped, and the fixing effect on the rubber joint is increased.
Description
Technical Field
The utility model relates to a machine part detects technical field, concretely relates to convenient fixed fatigue test bench.
Background
The development of modern rail traffic technology puts forward higher requirements on the safety and comfort of riding, a plurality of joint components which bear linear acting force and torque are arranged in a traction suspension element, the traditional structure adopts a sliding or rolling bearing which can generate friction in use, at present, a rubber joint is mostly adopted, the rubber joint utilizes the multidirectional deformation and elasticity of rubber to bear the linear acting force and the torque and generate torsion or torsional oscillation deformation, the rubber joints for a motor car, a subway and a high-speed rail have great influence on the safety and comfort performance of a train, therefore, the rubber joint needs to be subjected to fatigue testing, the loss of the service life and the rigidity value of the rubber joint is detected through testing, the former detection equipment clamps the rubber joint through manual operation, but the clamps in the prior art adopt spring type clamps and cannot stably clamp the rubber joint, when the tensile force is detected on the rubber joint, the clamp is separated from the rubber joint.
Disclosure of Invention
Technical problem to be solved
In order to overcome the prior art not enough, the fatigue test bench convenient to fix is provided, the problem that the clamp is separated from the rubber joint due to the fact that the clamping cannot be stabilized on the rubber joint when the tensile force is detected on the rubber joint is solved, the clamping on the rubber joint is convenient, and the fixing effect on the rubber joint is improved.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a fatigue test bench convenient to fix, which comprises a casing, a switch button, a first motor, a discharging groove, a first clamp, an external power line, a data transmission line, a computer host, a computer display, a speed reducer, a rotating shaft, a gear, a first rack, a second rack, a sleeve, a polish rod, a fixed block, a connecting rod, a pressure sensor and a second clamp, wherein the switch button is embedded in the top of the front end of the casing, the top of the right end of the casing is connected with the first motor through a bolt, the discharging groove is arranged at the bottom of the front end of the casing, the first clamp and the second clamp are arranged in the discharging groove, the bottom end of the first clamp is connected with the bottom end of the inner part of the casing through a bolt, the external power line and the data transmission line are respectively embedded in the bottom of the right end of the casing, the casing is connected with the computer host through the data transmission line, the left end of the first motor is provided with an output shaft, the output shaft penetrates through the right end of the shell to be rotatably connected with the speed reducer, the left end of the speed reducer is rotatably connected with the circle center of the gear through a rotating shaft, the left end of the rotating shaft is supported with the left side inside the shell through a bearing seat, the front side and the rear side of the gear are respectively provided with a first rack and a second rack, the gear is meshed with the first rack, the front end of the first rack and the rear end of the second rack are both welded with sleeves which are sleeved outside the polished rod and are in sliding connection with the polished rod, the upper end and the lower end of the polished rod are respectively in threaded connection with the fixed block, the fixed block is in bolted connection with the shell, the bottom ends of the first rack and the second rack are both welded with connecting rods, the middle part of the bottom end of the connecting rod is in bolted connection with a pressure sensor through a pivot rod, and the, the first clamp and the second clamp have the same structure, the first clamp consists of a shell, a second motor, a screw rod, a sliding block, a limiting block, a sliding chute, a first clamping plate and a second clamping plate, the right end in the shell is connected with a second motor through a bolt, the left end of the second motor is rotatably connected with the circle center of the right end of the screw rod through an output shaft, the left end and the right end of the outer side of the screw rod are respectively provided with a sliding block and are in threaded connection with the sliding block, the top end of the sliding block is respectively in bolt connection with the first clamping plate and the second clamping plate through a limiting block penetrating through a sliding chute, the bottom end of the shell is connected with the bottom end in the shell through a bolt, the external power line, the first motor, the second motor and the pressure sensor are respectively and electrically connected with the switch key, the pressure sensor is electrically connected with a computer host through a data transmission line, and the computer host is electrically connected with a computer display.
Furthermore, the sleeve and the polish rod are provided with two.
Furthermore, the gear is an incomplete gear, and the outside of the gear is only half of the clamping teeth.
Furthermore, the first clamp and the second clamp are identical in structure, are arranged oppositely up and down and are crossed.
Further, slider and stopper all are provided with two, are connected with first splint and second splint respectively, and the width and the spout inner wall of stopper coincide, and can carry out the horizontal slip.
Furthermore, the left end and the right end of the screw rod are arranged in a reverse thread mode.
Further, the inner sides of the first clamping plate and the second clamping plate are both arc-shaped groove-shaped, a layer of rubber pad is bonded in each groove, and anti-skid lines are arranged on the outer side of each rubber pad.
Further, the pressure sensor is an HPT502 series pressure sensor.
Furthermore, the second motor is an M315-401 series micro motor.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
1) for solving the unable centre gripping that stabilizes rubber joint, in the time cause the problem that anchor clamps and rubber joint break away from when carrying out pulling force detection to rubber joint, through having set up first anchor clamps and second anchor clamps respectively, first anchor clamps and second anchor clamps structure are the same, the opposition sets up from top to bottom, and be the cross setting, when needs carry out the centre gripping to rubber joint, only need place rubber joint at first anchor clamps top, the second motor in the first anchor clamps of control produces power and draws close inwards through first splint of lead screw rotation control and second splint simultaneously, press from both sides tightly the rubber joint left and right sides, make second anchor clamps carry out the centre gripping to rubber joint's front and back both sides through the second motor in the control second anchor clamps, reached conveniently carry out the centre gripping to rubber joint, and increase the fixed effect to rubber joint.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the housing of the present invention;
fig. 3 is a side view of the internal structure of the housing of the present invention;
fig. 4 is a schematic structural view of the first clamp and the second clamp of the present invention;
fig. 5 is a schematic view of the internal structure of the first clamp of the present invention.
In the figure: the device comprises a machine shell-1, a switch button-2, a first motor-3, a material discharging groove-4, a first clamp-5, an external power line-6, a data transmission line-7, a computer host-8, a computer display-9, a speed reducer-10, a rotating shaft-11, a gear-12, a first rack-13, a second rack-14, a sleeve-15, a polish rod-16, a fixed block-17, a connecting rod-18, a pressure sensor-19, a second clamp-20, a shell-51, a second motor-52, a lead screw-53, a slide block-54, a limiting block-55, a chute-56, a first clamping plate-57 and a second clamping plate-58.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, 2, 3, 4 and 5, the present invention provides a fatigue testing stand convenient for fixing: comprises a machine shell 1, a switch key 2, a first motor 3, a discharging groove 4, a first clamp 5, an external power line 6, a data transmission line 7, a computer host 8, a computer display 9, a speed reducer 10, a rotating shaft 11, a gear 12, a first rack 13, a second rack 14, a sleeve 15, a polished rod 16, a fixed block 17, a connecting rod 18, a pressure sensor 19 and a second clamp 20, wherein the switch key 2 is embedded in the top of the front end of the machine shell 1, the top of the right end of the machine shell 1 is connected with the first motor 3 through a bolt, the discharging groove 4 is arranged at the bottom of the front end of the machine shell 1, the first clamp 5 and the second clamp 20 are arranged in the discharging groove 4, the bottom end of the first clamp 5 is connected with the bottom end in the machine shell 1 through a bolt, the external power line 6 and the data transmission line 7 are respectively embedded in the bottom of the right end of the machine shell 1, the machine shell 1 is connected with the computer host 8, an output shaft is arranged at the left end of the first motor 3, the output shaft penetrates through the right end of the machine shell 1 and is rotatably connected with a speed reducer 10, the left end of the speed reducer 10 is rotatably connected with the circle center of a gear 12 through a rotating shaft 11, the left end of the rotating shaft 11 is supported with the left side inside the machine shell 1 through a bearing seat, a first rack 13 and a second rack 14 are respectively arranged at the front side and the rear side of the gear 12, the gear 12 is meshed with the first rack 13, sleeves 15 are welded at the front end of the first rack 13 and the rear end of the second rack 14, the sleeves 15 are sleeved outside a polished rod 16 and are in sliding connection with the polished rod 16, the upper end and the lower end of the polished rod 16 are respectively in threaded connection with a fixed block 17, the fixed block 17 is in bolted connection with the machine shell 1, the bottom ends of the first rack 13 and the second rack 14 are both welded with a connecting rod 18, the bottom end of the pressure sensor 19 is connected with the second clamp 20 through a second pivot rod by a bolt, the first clamp 5 and the second clamp 20 have the same structure, the first clamp 5 consists of a shell 51, a second motor 52, a screw 53, a slide block 54, a limiting block 55, a slide groove 56, a first clamping plate 57 and a second clamping plate 58, the right end inside the shell 51 is connected with the second motor 52 by a bolt, the left end of the second motor 52 is rotatably connected with the center of the circle at the right end of the screw 53 through an output shaft, the left end and the right end outside the screw 53 are respectively provided with the slide block 54 and are in threaded connection with the slide block 54, the top end of the slide block 54 penetrates through the slide groove 56 through the limiting block 55 to be respectively connected with the first clamping plate 57 and the second clamping plate 58 by a bolt, the bottom end of the shell 51 is connected with the bottom end inside the machine shell 1 by a bolt, the external power, the pressure sensor 19 is electrically connected with the computer host 8 through the data transmission line 7, and the computer host 8 is electrically connected with the computer display 9.
Wherein, the sleeve 15 and the polish rod 16 are provided with two, which are beneficial to support the first rack 13 and the second rack 14 respectively.
The gear 12 is an incomplete gear, and the outside of the gear 12 has only half of the teeth, so that the gear 12 is prevented from being meshed with the first rack 13 and the second rack 14 at the same time.
The first clamp 5 and the second clamp 20 are identical in structure, are arranged vertically in an opposite mode and are crossed, and therefore the rubber joint can be fixed and clamped front and back, left and right.
Wherein, slider 54 and stopper 55 all are provided with two, are connected with first splint 57 and second splint 58 respectively, and the width and the spout 56 inner wall of stopper 55 coincide, and can carry out the horizontal slip, are favorable to being connected first splint 57 and second splint 58 respectively, and restrict slider 54's rotation, avoid slider 54 to follow lead screw 53 and rotate.
The left end and the right end of the screw rod 53 are arranged in a reverse thread mode, so that the screw rod 53 can rotate, the two sliding blocks 54 are controlled, and the middle of the screw rod 53 can be closed and dispersed.
Wherein, first splint 57 and second splint 58 inboard all are arc recess form, and the recess internal bonding has the one deck rubber pad, and the rubber pad outside is provided with anti-skidding line, is favorable to increasing the fixed effect to rubber joint.
The pressure sensor 19 is a pressure sensor of the model HPT502 series, and has high sensing speed and accurate sensing value.
The second motor 52 is an M315-401 series micro motor, and has high rotation force and good heat dissipation effect.
This patent pressure sensor 19 can experience pressure signal to can be according to the device or the device of the signal of telecommunication of certain law with pressure signal conversion available output, be the sensor most commonly used in industrial practice, its wide application is in various industry autonomous environments, relates to numerous trades such as water conservancy and hydropower, railway traffic, intelligent building, production autonomous control, aerospace, war industry, petrochemical industry, oil well, electric power, boats and ships, lathe, pipeline.
The working principle is as follows: before use, firstly, the external power line 6 is connected with an external power supply for supplying power, and the data transmission line 7 is connected with the computer host 8, when the rubber joint is detected, firstly, the rubber joint to be detected is placed at the top end of the first clamp 5, then the switch key 2 is pressed to send a control instruction, the first motor 3, the second motor 52 and the pressure sensor 19 are respectively controlled, the second motor 52 in the first clamp 5 is controlled to generate power to drive the circle center of the right end of the screw rod 53 to rotate through an output shaft, the screw rod 53 respectively rotates the slide blocks at the left side and the right side through threads, as the left end and the right end are arranged in reverse threads, and as the top end of the slide block 54 is embedded in the sliding groove 56 through the limiting block 55, the rotation of the slide block 54 is limited, the two slide blocks 54 are driven to simultaneously draw close inwards or expand outwards through the threads when the screw rod 53 rotates, the two sliding blocks 54 are controlled to simultaneously draw close inwards, the two sliding blocks 54 simultaneously drive the first clamping plate 57 and the second clamping plate 58 to draw close inwards through the limiting block 55 to clamp the rubber joint, the inner sides of the first clamping plate 57 and the second clamping plate 58 are both in an arc groove shape, a layer of rubber pad is adhered in the groove, anti-skid lines are arranged on the outer side of the rubber pad, the fixing effect on the rubber joint is improved, the first clamping plate 57 and the second clamping plate 58 in the second clamping plate 20 clamp and fix the front side and the rear side of the rubber joint by controlling the second motor 52 in the second clamping plate 20 due to the fact that the first clamping plate 5 and the second clamping plate 20 are identical in structure, then the first motor 3 is controlled to generate power to drive the circle center of the right end of the rotating shaft 11 to rotate through the speed reducer 10, the circle center of the gear 12 is driven to rotate clockwise through the rotating shaft 11, and the gear 12 is, when the outer side of the gear 12 is engaged with the first rack 13, the first rack 13 is driven to move upwards, the rear end of the first rack 13 is sleeved on the polish rod 16 through the sleeve 15, the first rack 13 is fixed, and the first rack 13 and the second rack 14 are connected through a connecting rod 18, the rotation of the first rack 13 and the second rack 14 is limited, when the first rack 13 moves upwards, the second clamp 20 drives the rubber joint to pull upwards, when the latch outside the gear 12 is engaged with the second rack 14, the second rack 14 is driven to move downwards, the rubber joint is pressed down by the second clamp 20, and a pressure sensor 19 is provided between the second clamp 20 and the link 18, the data of the tension value and the pressure value during the tension and the compression are transmitted to the computer host 8 through the pressure sensor 19 for analysis, recording and processing, and the processed result is displayed through the computer display 9.
The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A fatigue test bench convenient to fix comprises a machine shell (1), a switch button (2), a first motor (3), a discharging groove (4), an external power line (6), a data transmission line (7), a computer host (8), a computer display (9), a speed reducer (10), a rotating shaft (11), a gear (12), a first rack (13), a second rack (14), a sleeve (15), a polished rod (16), a fixed block (17), a connecting rod (18) and a pressure sensor (19), wherein the switch button (2) is embedded in the top of the front end of the machine shell (1), the top of the right end of the machine shell (1) is in bolt connection with the first motor (3), the discharging groove (4) is arranged at the bottom of the front end of the machine shell (1), a first clamp (5) and a second clamp (20) are arranged in the discharging groove (4), and the bottom of the first clamp (5) is in bolt connection with the bottom of the interior of the machine shell (1), an external power line (6) and a data transmission line (7) are respectively embedded into the bottom of the right end of the casing (1), the casing (1) is connected with a computer host (8) through the data transmission line (7), the computer host (8) is connected with a computer display (9) through a lead, an output shaft is arranged at the left end of the first motor (3) and penetrates through the right end of the casing (1) to be rotatably connected with a speed reducer (10), the left end of the speed reducer (10) is rotatably connected with the circle center of a gear (12) through a rotating shaft (11), the left end of the rotating shaft (11) is supported with the left side inside the casing (1) through a bearing seat, a first rack (13) and a second rack (14) are respectively arranged on the front side and the rear side of the gear (12), the gear (12) is meshed with the first rack (13), sleeves (15) are respectively welded at the front end of the first rack (13) and the rear end of the second rack (14), the sleeve (15) is sleeved on the outer side of the polished rod (16), the sleeve (15) is in sliding connection with the polished rod (16), the polished rod (16) is vertically connected with two ends of the polished rod (16) in a threaded connection mode respectively through a fixing block (17), the fixing block (17) is in bolted connection with the machine shell (1), the bottom ends of the first rack (13) and the second rack (14) are welded with the connecting rod (18), the middle of the bottom end of the connecting rod (18) is in bolted connection with the pressure sensor (19) through a pivot rod, and the bottom end of the pressure sensor (19) is in bolted connection with the second clamp (20) through a second pivot rod;
the method is characterized in that: the clamping device is characterized by further comprising a first clamp (5) and a second clamp (20), the first clamp (5) and the second clamp (20) are identical in structure, the first clamp (5) is composed of a shell (51), a second motor (52), a lead screw (53), a sliding block (54), a limiting block (55), a sliding groove (56), a first clamping plate (57) and a second clamping plate (58), the right end inside the shell (51) is in bolt connection with the second motor (52), the left end of the second motor (52) is in rotary connection with the circle center of the right end of the lead screw (53) through an output shaft, the sliding block (54) is arranged at each of the left end and the right end outside the lead screw (53) and in threaded connection with the sliding block (54), the top end of the sliding block (54) penetrates through the sliding groove (56) through the limiting block (55) to be in bolt connection with the first clamping plate (57) and the second clamping plate (58), and the bottom end inside the shell (51) is in bolt connection with the, the external power line (6), the first motor (3), the second motor (52) and the pressure sensor (19) are electrically connected with the switch key (2) respectively, the pressure sensor (19) is electrically connected with the computer host (8) through a data transmission line (7), and the computer host (8) is electrically connected with the computer display (9).
2. A fatigue test stand convenient to fix according to claim 1, wherein: the sleeve (15) and the polish rod (16) are both provided with two.
3. A fatigue test stand convenient to fix according to claim 1, wherein: the gear (12) is an incomplete gear, and the outside of the gear (12) has only half of clamping teeth.
4. A fatigue test stand convenient to fix according to claim 1, wherein: the first clamp (5) and the second clamp (20) are identical in structure, are arranged vertically in an opposite mode and are crossed.
5. A fatigue test stand convenient to fix according to claim 1, wherein: the two sliding blocks (54) and the two limiting blocks (55) are respectively connected with the first clamping plate (57) and the second clamping plate (58), and the width of the limiting blocks (55) is matched with the inner wall of the sliding groove (56) and can slide left and right.
6. A fatigue test stand convenient to fix according to claim 1, wherein: the left end and the right end of the screw rod (53) are arranged in a reverse thread mode.
7. A fatigue test stand convenient to fix according to claim 1, wherein: the inner sides of the first clamping plate (57) and the second clamping plate (58) are arc-shaped grooves, a layer of rubber pad is bonded in each groove, and anti-skid lines are arranged on the outer sides of the rubber pads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920667169.0U CN209820786U (en) | 2019-05-10 | 2019-05-10 | Fatigue test bench convenient to fix |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920667169.0U CN209820786U (en) | 2019-05-10 | 2019-05-10 | Fatigue test bench convenient to fix |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209820786U true CN209820786U (en) | 2019-12-20 |
Family
ID=68883019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920667169.0U Expired - Fee Related CN209820786U (en) | 2019-05-10 | 2019-05-10 | Fatigue test bench convenient to fix |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209820786U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678779A (en) * | 2020-05-14 | 2020-09-18 | 超威电源集团有限公司 | Method for testing plate grid performance |
-
2019
- 2019-05-10 CN CN201920667169.0U patent/CN209820786U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678779A (en) * | 2020-05-14 | 2020-09-18 | 超威电源集团有限公司 | Method for testing plate grid performance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 |
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| CF01 | Termination of patent right due to non-payment of annual fee |