CN220305051U - V-shaped belt rack shearing tester - Google Patents
V-shaped belt rack shearing tester Download PDFInfo
- Publication number
- CN220305051U CN220305051U CN202321243217.6U CN202321243217U CN220305051U CN 220305051 U CN220305051 U CN 220305051U CN 202321243217 U CN202321243217 U CN 202321243217U CN 220305051 U CN220305051 U CN 220305051U
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- China
- Prior art keywords
- shearing
- fixed
- base
- rack
- fixedly connected
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- 238000010008 shearing Methods 0.000 title claims abstract description 102
- 238000012360 testing method Methods 0.000 claims abstract description 25
- 238000003825 pressing Methods 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000010248 power generation Methods 0.000 claims 1
- 210000003781 tooth socket Anatomy 0.000 description 10
- 230000033001 locomotion Effects 0.000 description 8
- 238000001514 detection method Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000013142 basic testing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a V-shaped belt rack shearing tester which comprises a base and a fixed seat, wherein one end of the base is fixedly connected with the fixed seat, and one side of the base is provided with a side plate; the upper surface of the base is provided with a fixed rod and a gear, a central shaft is arranged in the central position of the gear, the central shaft vertically penetrates through the gear and is fixedly connected with the gear, one end, close to the fixed rod, of the upper surface of the base is provided with a motor, and the output end of the motor is fixedly connected with one end of the central shaft; the utility model respectively sets a first shearing tooth slot, a second shearing tooth slot and a third shearing tooth slot with different sizes and types on the shearing wheel, when testing the V-shaped belt racks with different sizes, the shearing tooth grooves which are matched with the rotation of the shearing wheel can be selected, so that the sample to be tested is clamped, the test is more efficient, the error of the obtained test result is smaller, and the accuracy is higher.
Description
Technical Field
The utility model relates to the field of rack shearing tests, in particular to a V-shaped belt rack shearing tester.
Background
The V-shaped belt is widely applied to mechanical belt transmission, has the advantages of simple structure, stable transmission, buffering and vibration absorption, capability of transmitting power between large axial distance and multiple shafts, low manufacturing cost, no need of lubrication and easiness in maintenance, the V-shaped belt rack shearing test is used for measuring the resistance performance of the V-shaped belt rack under the action of shearing force, is one of basic test methods for testing the mechanical performance of materials, the shearing test is carried out on a shearing tester, the shearing tooth grooves on a shearing wheel are fixed when the V-shaped belt racks of different types and sizes are tested by the current shearing tester under the current test requirement condition, the shearing tooth grooves can only be sheared and clamped by the V-shaped belt rack of one type, the V-shaped belt rack can not be flexibly adjusted according to the V-shaped belt rack required to be tested, errors and data errors are easily generated during the test, the test is low in accuracy, and the test is unstable.
It is therefore desirable to provide a V-belt rack shear tester that solves the above-mentioned problems.
Disclosure of Invention
The utility model aims to solve the technical problem that when testing V-shaped belt racks with different types and sizes, a shearing tooth slot on a shearing wheel is fixed and cannot be adjusted according to the V-shaped belt racks to be tested.
In order to solve the technical problems, the utility model adopts a technical scheme that: the V-shaped belt rack shearing testing machine comprises a base and a fixing seat, wherein one end of the base is fixedly connected with the fixing seat, and one side of the base is provided with a side plate; the upper surface of the base is provided with a fixed rod and a gear, a central shaft is arranged in the central position of the gear, the central shaft vertically penetrates through the gear and is fixedly connected with the gear, one end, close to the fixed rod, of the upper surface of the base is provided with a motor, and the output end of the motor is fixedly connected with one end of the central shaft; the fixing rod is provided with a rack, the upper end of the rack is fixedly connected with a pull ring, and the rack is connected with a gear in a meshed mode.
Through the technical scheme, when the motor drives the gear to rotate, the gear can drive the rack to move along the set track through tooth slot meshing, so that the pull ring is driven to move.
The utility model is further provided with: the fixed rod is provided with a sliding rail, and the rack is in sliding connection with the fixed rod through the sliding rail.
Through above-mentioned technical scheme for the rack can slide on the dead lever, and the rack carries out up-and-down motion along sliding track, simple structure, convenient to use.
The utility model is further provided with: the fixed seat one side fixedly connected with cuts fixed establishment, it includes shearing wheel and fixed axle to cut fixed establishment, fixed axle one end fixed connection is on the fixed seat, it is connected with the shearing wheel to rotate on the fixed axle.
Through the technical scheme, the sample to be detected can be firmly clamped and fixed by the shearing wheel, so that the sample cannot deviate or move during detection, the accuracy of a detection result is ensured, and overlarge detection error or data error caused by the movement of the shearing wheel is avoided.
The utility model is further provided with: be provided with baffle ring and dwang on the fixed axle, baffle ring and fixed axle fixed connection, fixed axle is kept away from fixing base one end fixedly connected with stopper, the external screw thread has been seted up to fixed axle one end that is close to the stopper, the internal screw thread has been seted up to dwang internal surface, dwang and fixed axle threaded connection.
Through the technical scheme, the rotating rod can generate a pressing force on the shearing wheel through rotation on the fixed shaft, so that the shearing wheel can be pressed and fixed by the rotating rod after the position of the shearing wheel is adjusted on the fixed shaft.
The utility model is further provided with: the shearing wheel is provided with a first shearing tooth socket, a second shearing tooth socket and a third shearing tooth socket respectively, the first shearing tooth socket, the second shearing tooth socket and the third shearing tooth socket are uniformly arranged around the shearing wheel, and the first shearing tooth socket, the second shearing tooth socket and the third shearing tooth socket are all V-shaped belt tooth sockets with different sizes and models.
Through the technical scheme, when testing the V-shaped belt racks with different sizes, the shearing tooth grooves which are matched with the rotation of the shearing wheel can be selected, so that the sample to be tested is clamped, the test is more efficient, the error of the obtained test result is smaller, and the accuracy is higher.
The utility model is further provided with: the side plate one side is provided with hold-down mechanism, hold-down mechanism includes pinch roller, center pin and U shaped plate, the center pin runs through perpendicularly in the pinch roller, center pin both ends fixedly connected with U shaped plate, U shaped plate keeps away from pinch roller one end fixedly connected with telescopic link, telescopic link one end and cylinder fixed connection, cylinder fixed connection is in curb plate one side.
Through the technical scheme, the compression wheel can move left and right under the action of the telescopic rod, when the compression wheel moves leftwards, the clamping force is generated on the sample to be tested, and when the compression wheel moves in the opposite direction, the clamping force disappears.
The utility model is further provided with: the V-shaped belt rack sample and the backing plate are arranged above the base, the V-shaped belt rack sample and the backing plate are positioned between the shearing wheel and the pressing wheel, one side of the V-shaped belt rack sample rack is meshed with the shearing gear tooth groove, and one side of the V-shaped belt rack sample, which is far away from the shearing wheel, is connected with the backing plate.
The beneficial effects of the utility model are as follows:
1. according to the utility model, the shearing fixing mechanism is fixedly connected to one side of the fixing seat, the rotating rod is in threaded connection with the fixing shaft, and the sample to be detected can be firmly clamped and fixed by the shearing wheel, so that the sample can not deviate or move during detection, and the shearing wheel can be pressed and fixed by the rotating rod after the position of the shearing wheel is well regulated on the fixing shaft, so that the accuracy of a detection result is ensured, and the detection error caused by the movement of the shearing wheel is avoided or the error of data is avoided;
2. according to the utility model, the first shearing tooth grooves, the second shearing tooth grooves and the third shearing tooth grooves with different sizes are respectively formed on the shearing wheel, when the V-shaped belt racks with different sizes are tested, the matched shearing tooth grooves can be selected through rotation of the shearing wheel, so that a sample to be tested is clamped, the test is more efficient, the error of the obtained test result is smaller, and the accuracy is higher.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a top view of the present utility model;
fig. 3 is a structural view of the shear fixing mechanism of the present utility model.
In the figure: 1. a base; 101. a side plate; 102. a fixing seat; 2. a fixed rod; 201. a rack; 202. a pull ring; 3. a gear; 301. a motor; 302. a center shaft; 4. v-shaped belt rack test sample; 5. a shear fixing mechanism; 501. a shearing wheel; 502. a fixed shaft; 503. a baffle ring; 504. a rotating lever; 505. an external thread; 506. a limiting block; 507. a first shear tooth slot; 508. a second shear tooth slot; 509. a third shear tooth slot; 5010. an internal thread; 6. a backing plate; 7. a compressing mechanism; 701. a pinch roller; 702. a central shaft; 703. a U-shaped plate; 704. a telescopic rod; 705. and (3) a cylinder.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Referring to fig. 1, 2 and 3, a V-shaped belt rack shearing tester comprises a base 1 and a fixing seat 102, wherein one end of the base 1 is fixedly connected with the fixing seat 102, and one side of the base 1 is provided with a side plate 101;
the upper surface of the base 1 is provided with a fixed rod 2 and a gear 3, a center shaft 302 is arranged in the center of the gear 3, the center shaft 302 vertically penetrates through the gear 3 and is fixedly connected with the gear 3, one end, close to the fixed rod 2, of the upper surface of the base 1 is provided with a motor 301, and the output end of the motor 301 is fixedly connected with one end of the center shaft 302;
be provided with rack 201 on the dead lever 2, rack 201 upper end fixedly connected with pull ring 202, rack 201 and gear 3 meshing are connected for when the motor drove the gear rotation, the gear can drive the rack through the tooth's socket meshing and carry out the motion along given track, thereby drive the pull ring motion.
The fixed rod 2 is provided with a sliding rail, the rack 201 is in sliding connection with the fixed rod 2 through the sliding rail, so that the rack can slide on the fixed rod, and the rack moves up and down along the sliding rail, so that the structure is simple, and the use is convenient.
Fixing base 102 one side fixedly connected with cuts fixed establishment 5, cuts fixed establishment 5 and includes shearing wheel 501 and fixed axle 502, and fixed axle 502 one end fixed connection is on fixing base 102, rotates on the fixed axle 502 and is connected with shearing wheel 501, and the sample that awaits measuring can be firmly blocked and fixed by the shearing wheel for the sample can not produce skew or motion when detecting, thereby guarantees the rate of accuracy of testing result, avoids because the too big or error of data of detection that the motion of shearing wheel causes.
Be provided with baffle ring 503 and dwang 504 on fixed axle 502, baffle ring 503 and fixed axle 502 fixed connection, fixed axle 502 keeps away from fixing base 102 one end fixedly connected with stopper 506, and external screw thread 505 has been seted up to fixed axle 502 one end that is close to stopper 506, and internal screw thread 5010 has been seted up to dwang 504 internal surface, dwang 504 and fixed axle 502 threaded connection, dwang can produce the clamp force to the shearing mechanism through rotatory on the fixed axle for the shearing mechanism can be compressed tightly fixedly by the dwang after the fixed axle is adjusted the position.
The shearing wheel 501 is provided with a first shearing tooth groove 507, a second shearing tooth groove 508 and a third shearing tooth groove 509 respectively, the first shearing tooth groove 507, the second shearing tooth groove 508 and the third shearing tooth groove 509 are uniformly arranged around the shearing wheel 501, the first shearing tooth groove 507, the second shearing tooth groove 508 and the third shearing tooth groove 509 are all V-shaped belt tooth grooves with different sizes, when testing V-shaped belt racks with different sizes, the shearing tooth grooves can be matched through the rotation of the shearing wheel, so that a sample to be tested is clamped, the test is more efficient, the error of the obtained test result is smaller, and the accuracy is higher.
The lateral plate 101 one side is provided with hold-down mechanism 7, hold-down mechanism 7 includes pinch roller 701, center pin 702 and U shaped plate 703, center pin 702 runs through perpendicularly in pinch roller 701, center pin 702 both ends fixedly connected with U shaped plate 703, U shaped plate 703 is kept away from pinch roller 701 one end fixedly connected with telescopic link 704, telescopic link 704 one end and cylinder 705 fixed connection, cylinder 705 fixed connection is in lateral plate 101 one side for the pinch roller can be under the effect of telescopic link left and right movement, when moving leftwards, produces clamping force to the test sample, and when moving in opposite direction, clamping force disappears.
The V-shaped belt rack sample 4 and the backing plate 6 are arranged above the base 1, the V-shaped belt rack sample 4 and the backing plate 6 are positioned between the shearing wheel 501 and the pressing wheel 701, one side of the rack of the V-shaped belt rack sample 4 is meshed with a tooth slot of the shearing wheel 501, and one side of the V-shaped belt rack sample 4, which is far away from the shearing wheel 501, is connected with the backing plate 6.
When the utility model is used, the rotating rod 504 is rotated outwards until the shearing wheel 501 can move, the shearing wheel 501 is rotated around the fixed shaft 502 to a required shearing tooth slot, the rotating rod 504 is rotated again, the shearing wheel 501 is clamped and fixed to be immovable, one end of a rack of the V-shaped belt rack sample 4 is buckled with a tooth slot selected on the shearing wheel 501, the pull ring 202 is clamped and connected with the lower end of the V-shaped belt rack sample 4, the base plate 6 is fixed on one side of the V-shaped belt rack sample 4 close to the pressing wheel 701, the cylinder 705 is controlled to move, the telescopic rod 704 drives the pressing wheel 701 to press the base plate 6, the pressing wheel 701 further generates pressing force on the V-shaped belt rack sample 4 through the base plate 6, the pressing wheel 701 is locked, meanwhile, the motor 301 is opened to drive the gear 3 to rotate, so that the rack 201 moves downwards along a sliding track on the fixed rod 2, the V-shaped belt rack sample 4 generates downward pulling force through the pull ring 202, and the V-shaped belt rack sample 4 breaks under the condition that the downward pulling force continuously increases.
The foregoing embodiments of the present utility model are not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes using the descriptions and the drawings of the present utility model or directly or indirectly applied to other related technical fields are included in the scope of the utility model.
Claims (7)
1. The utility model provides a V type belt rack shear test machine, includes base (1) and fixing base (102), its characterized in that: one end of the base (1) is fixedly connected with a fixed seat (102), and one side of the base (1) is provided with a side plate (101);
the novel electric power generation device is characterized in that a fixed rod (2) and a gear (3) are arranged on the upper surface of the base (1), a center shaft (302) is arranged in the center of the gear (3), the center shaft (302) vertically penetrates through the gear (3) and is fixedly connected with the gear (3), a motor (301) is arranged on the upper surface of the base (1) near one end of the fixed rod (2), and the output end of the motor (301) is fixedly connected with one end of the center shaft (302);
the fixing rod (2) is provided with a rack (201), the upper end of the rack (201) is fixedly connected with a pull ring (202), and the rack (201) is meshed with the gear (3).
2. The V-belt rack shear tester of claim 1, wherein: the fixed rod (2) is provided with a sliding rail, and the rack (201) is in sliding connection with the fixed rod (2) through the sliding rail.
3. The V-belt rack shear tester of claim 1, wherein: the fixed seat (102) one side fixedly connected with cuts fixed establishment (5), cut fixed establishment (5) including shearing wheel (501) and fixed axle (502), fixed axle (502) one end fixed connection is on fixed seat (102), rotate on fixed axle (502) and be connected with shearing wheel (501).
4. A V-belt rack shear tester according to claim 3, wherein: be provided with on fixed axle (502) and keep off ring (503) and dwang (504), keep off ring (503) and fixed axle (502) fixed connection, fixed axle (502) are kept away from fixing base (102) one end fixedly connected with stopper (506), external screw thread (505) have been seted up to fixed axle (502) one end that is close to stopper (506), internal screw thread (5010) have been seted up to dwang (504) internal surface, dwang (504) and fixed axle (502) threaded connection.
5. A V-belt rack shear tester according to claim 3, wherein: the shearing wheel (501) is provided with a first shearing tooth groove (507), a second shearing tooth groove (508) and a third shearing tooth groove (509) respectively, the first shearing tooth groove (507), the second shearing tooth groove (508) and the third shearing tooth groove (509) are uniformly arranged around the shearing wheel (501), and the first shearing tooth groove (507), the second shearing tooth groove (508) and the third shearing tooth groove (509) are all V-shaped belt tooth grooves with different sizes.
6. The V-belt rack shear tester of claim 1, wherein: the utility model discloses a compression mechanism, including curb plate (101), curb plate (101) one side is provided with hold-down mechanism (7), hold-down mechanism (7) are including pinch roller (701), center pin (702) and U shaped plate (703), center pin (702) run through perpendicularly in pinch roller (701), center pin (702) both ends fixedly connected with U shaped plate (703), U shaped plate (703) keep away from pinch roller (701) one end fixedly connected with telescopic link (704), telescopic link (704) one end and cylinder (705) fixed connection, cylinder (705) fixed connection is in curb plate (101) one side.
7. The V-belt rack shear tester of claim 1, wherein: the novel shearing machine is characterized in that a V-shaped belt rack sample (4) and a base plate (6) are arranged above the base (1), the V-shaped belt rack sample (4) and the base plate (6) are located between the shearing wheel (501) and the pressing wheel (701), one side of a rack of the V-shaped belt rack sample (4) is meshed with a tooth slot of the shearing wheel (501), and one side of the V-shaped belt rack sample (4) away from the shearing wheel (501) is connected with the base plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321243217.6U CN220305051U (en) | 2023-05-22 | 2023-05-22 | V-shaped belt rack shearing tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321243217.6U CN220305051U (en) | 2023-05-22 | 2023-05-22 | V-shaped belt rack shearing tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220305051U true CN220305051U (en) | 2024-01-05 |
Family
ID=89373556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321243217.6U Active CN220305051U (en) | 2023-05-22 | 2023-05-22 | V-shaped belt rack shearing tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220305051U (en) |
-
2023
- 2023-05-22 CN CN202321243217.6U patent/CN220305051U/en active Active
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