CN220367143U - Pendulum impact testing machine with adjustable height - Google Patents
Pendulum impact testing machine with adjustable height Download PDFInfo
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- CN220367143U CN220367143U CN202321053116.2U CN202321053116U CN220367143U CN 220367143 U CN220367143 U CN 220367143U CN 202321053116 U CN202321053116 U CN 202321053116U CN 220367143 U CN220367143 U CN 220367143U
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- fixedly connected
- threaded rod
- adjustable height
- block
- pendulum impact
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- 238000009863 impact test Methods 0.000 title claims abstract description 12
- 239000007787 solid Substances 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 2
- 239000002985 plastic film Substances 0.000 abstract description 3
- 229920006255 plastic film Polymers 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- -1 thin sheets Substances 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to the technical field of plastic film pendulum impact resistance, and provides a height-adjustable pendulum impact testing machine which comprises a base, a balancing weight and an impact block, wherein a telescopic frame is fixedly connected to the right side of the top end of the base, a positioning rotating handle is arranged on the front side of the telescopic frame, a fixing frame is fixedly connected to the top end of the telescopic frame, a fixing shaft is fixedly connected to the outer side of the fixing frame, a fixing ring is rotatably arranged on the outer side of the fixing shaft, a threaded rotating head is arranged on the front side of the fixing ring, a first threaded rod is fixedly connected to the rear side of the threaded rotating head, the first threaded rod is in threaded connection with the fixing ring, and a long rod is fixedly connected to the bottom end of the fixing ring.
Description
Technical Field
The utility model relates to the technical field of plastic film pendulum impact resistance, in particular to a pendulum impact tester with adjustable height.
Background
The pendulum impact tester is a device for detecting the impact resistance of metal materials and nonmetal materials under dynamic load, and judging the properties of the materials under dynamic load, and is suitable for precisely measuring the impact resistance of the materials such as plastic films, thin sheets, composite films, metal foils and the like.
The patent specification with the publication number of CN 212844776U discloses a pendulum impact testing machine, which comprises a height adjusting bracket, a cross beam, a horizontal adjusting device, a swinging rod and a pendulum, wherein two ends of the cross beam are respectively connected with the upper end of the height adjusting bracket, the horizontal adjusting device is arranged on the cross beam, the horizontal adjusting device is hinged with the upper end of the swinging rod, and the pendulum is arranged at the lower end of the swinging rod. According to the utility model, the position of the pendulum bob is adjusted through the height adjusting bracket and the cross beam horizontal adjusting device according to the experiment requirement, so that impact tests on more test pieces at different positions or different positions of the same test piece are realized.
However, the above pendulum impact tester has the following problems found in the implementation of the related art: when the structural design that the crossbeam was adjusted was used, because the shape of solid fixed ring is inconvenient for the staff to adjust it, and adjusts the back, carries out the in-process of pendulum motion, can produce certain skew, leads to the impact point to appear the deviation, and impact detection structure accuracy reduces, and for this reason, we have proposed a highly adjustable pendulum impact testing machine.
Disclosure of Invention
The utility model provides a pendulum impact tester with adjustable height, which solves the problem that the impact point in the related technology is deviated.
The technical scheme of the utility model is as follows:
the utility model provides a high adjustable pendulum impact testing machine, includes base, balancing weight and striking piece, the top right side fixedly connected with expansion bracket of base, the front side of expansion bracket is provided with the location and changes the handle, the top fixedly connected with mount of expansion bracket, the outside fixedly connected with fixed axle of mount, the outside of fixed axle rotates and is provided with solid fixed ring, gu fixed ring's front side is provided with the screw thread and rotates the head, the rear side fixedly connected with first threaded rod of screw thread rotation head, first threaded rod and solid fixed ring screwed connection, gu fixed ring's bottom fixedly connected with stock, gu the other end fixedly connected with balancing weight of stock.
Preferably, an annular groove is formed in the outer side of the fixed shaft, a compression block is arranged in the annular groove and is rotatably connected with the first threaded rod.
Preferably, the front end fixedly connected with sleeve of balancing weight, telescopic inside is provided with the striking piece, the outside of striking piece has cup jointed first spring.
Preferably, the impact block is of a telescopic structure, and the outer side of the impact block is coated with a rubber sleeve.
Preferably, the rear side fixedly connected with guiding cylinder of balancing weight, the inside fixedly connected with second threaded rod of guiding cylinder, the outside of second threaded rod slides and is provided with the mounting panel, the bottom fixedly connected with counter weight piece of mounting panel.
Preferably, the outside rear screw of second threaded rod has cup jointed and has pressed tightly the cover, and compresses tightly the cover and be located the mounting panel laminating of rear side.
Preferably, a fixed seat is fixedly connected to the center of the top end of the base, vertical shafts are symmetrically arranged on the left side and the right side of the top end of the fixed seat, a sliding block is slidably arranged on the outer side of each vertical shaft, and a limiting frame is rotatably connected to the rear side of each sliding block.
Preferably, the inside rotation of spacing is provided with the third threaded rod, the outside spiral of third threaded rod has cup jointed movable press frame, the outside fixedly connected with cross axle of movable press frame, the second threaded rod slides and runs through the spacing.
Preferably, the top fixedly connected with sloping block of fixing base, the rear of sloping block is provided with the buffer board, and the buffer board rotates with the fixing base to be connected.
Preferably, the front side of buffer board is provided with the location axle, the location axle slides and runs through the sloping block, the outside of location axle has cup jointed the second spring, the rear side rotation of location axle is connected with the pulley, and the pulley setting is at the front side of buffer board.
The working principle and the beneficial effects of the utility model are as follows:
1. according to the utility model, through the fixed shaft, the annular groove, the compression block and the balancing weight, the added compression block is positioned in the annular groove, so that the stability of the fixed ring can be maintained in the process of rotating the fixed ring, the condition that the fixed ring is deflected due to multiple impacts is avoided, and the impact accuracy of the impact detection structure is maintained.
2. According to the utility model, through the sleeve, the second threaded rod, the mounting plate and the counterweight plate, the counterweight structure can be automatically added, and staff can flexibly change the weight of the counterweight according to different requirements of impact tests, so that the use is more convenient.
3. According to the utility model, through the limiting frame, the third threaded rod, the movable pressing frame and the transverse shaft, the rotating positioning structure can be used for more stably positioning the detection objects with different shapes, so that the situation that part of detection objects cannot be held is prevented, and the positioning effect is better.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of a pendulum impact tester with adjustable height according to the present utility model;
FIG. 2 is a schematic view of a mounting structure of a pressing block according to the present utility model;
FIG. 3 is a schematic view showing a mounting structure of a first spring according to the present utility model;
FIG. 4 is a schematic view of the installation structure of the guide cylinder according to the present utility model;
FIG. 5 is a schematic view of a mounting structure of a mounting plate according to the present utility model;
FIG. 6 is a schematic view of a mounting structure of a transverse shaft according to the present utility model;
fig. 7 is a schematic view showing a mounting structure of a second spring according to the present utility model.
In the figure: 1. a base; 2. a telescopic frame; 3. positioning a rotating handle; 4. a fixing frame; 5. a fixed shaft; 6. an annular groove; 7. a fixing ring; 8. a threaded rotating head; 9. a first threaded rod; 10. a compaction block; 11. a long rod; 12. balancing weight; 13. a sleeve; 14. an impact block; 15. a first spring; 16. a guide cylinder; 17. a second threaded rod; 18. a compacting sleeve; 19. a mounting plate; 20. a weight plate; 21. a fixing seat; 22. a vertical shaft; 23. a slide block; 24. a limiting frame; 25. a third threaded rod; 26. a movable pressing frame; 27. a horizontal axis; 28. a sloping block; 29. a buffer plate; 30. positioning a shaft; 31. a second spring; 32. and (3) a pulley.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 and 7, the present embodiment provides a technical solution of a pendulum impact testing machine with adjustable height:
the utility model provides a height-adjustable's pendulum impact testing machine, including base 1, balancing weight 12 and striking piece 14, the top right side fixedly connected with expansion bracket 2 of base 1, the front side of expansion bracket 2 is provided with location carousel 3, the top fixedly connected with mount 4 of expansion bracket 2, the outside fixedly connected with fixed axle 5 of mount 4, the outside rotation of fixed axle 5 is provided with solid fixed ring 7, the front side of solid fixed ring 7 is provided with screw thread and rotates head 8, screw thread rotates head 8's rear side fixedly connected with first threaded rod 9, first threaded rod 9 and solid fixed ring 7 screwed connection, guy rod 11 is fixedly connected with in the bottom of solid fixed ring 7, balancing weight 12 is fixedly connected with in the other end of guy rod 11, the first threaded rod 9 effect of setting, the direct positioning is in the surface ring channel 6 of fixed axle 5, prevent the skew condition of rotation; the outside of the fixed shaft 5 is provided with an annular groove 6, a compression block 10 is arranged in the middle annular groove 6, and the compression block 10 is rotationally connected with a first threaded rod 9, so that the stability of connection with the fixed shaft 5 is improved through the compression block 10; the front end of the balancing weight 12 is fixedly connected with a sleeve 13, an impact block 14 is arranged in the sleeve 13, and a first spring 15 is sleeved on the outer side of the impact block 14; the impact block 14 is of a telescopic structure, and the outer side of the impact block 14 is coated with a rubber sleeve, so that impact injury to a detected object is reduced.
The rear side of the balancing weight 12 is fixedly connected with a guide cylinder 16, the inside of the guide cylinder 16 is fixedly connected with a second threaded rod 17, the outer side of the second threaded rod 17 is slidably provided with a mounting plate 19, and the bottom end of the mounting plate 19 is fixedly connected with a balancing weight piece 20; a pressing sleeve 18 is spirally sleeved at the rear of the outer side of the second threaded rod 17, and the pressing sleeve 18 is attached to a mounting plate 19 positioned at the rear side; the weight plate 20 is convenient for automatically increasing the weight of the counterweight, and is suitable for various different impact detection requirements.
The center of the top end of the base 1 is fixedly connected with a fixed seat 21, vertical shafts 22 are symmetrically arranged on the left side and the right side of the top end of the fixed seat 21, sliding blocks 23 are slidably arranged on the outer sides of the vertical shafts 22, and a limiting frame 24 is rotatably connected to the rear side of each sliding block 23, so that the limiting frame 24 can conveniently move and adjust up and down on the outer sides of the vertical shafts 22 through the sliding blocks 23; the inside of the limiting frame 24 is rotatably provided with a third threaded rod 25, the outer side of the third threaded rod 25 is spirally sleeved with a movable pressing frame 26, the outer side of the movable pressing frame 26 is fixedly connected with a transverse shaft 27, and the second threaded rod 17 penetrates through the limiting frame 24 in a sliding manner; the top end of the fixed seat 21 is fixedly connected with an inclined block 28, a buffer plate 29 is arranged behind the inclined block 28, and the buffer plate 29 is rotationally connected with the fixed seat 21, so that the buffer plate 29 can play a role in stabilizing and buffering; the front side of buffer board 29 is provided with locating shaft 30, and locating shaft 30 slides and runs through sloping block 28, and locating shaft 30's the outside has cup jointed second spring 31, and locating shaft 30's rear side rotates and is connected with pulley 32, and pulley 32 sets up the front side at buffer board 29, is convenient for through locating shaft 30 outside second spring 31 deformation of cup jointing, slows down the impact force, plays the guard action.
Working principle and using flow: the staff rotates the screw thread rotating head 8 of the fixed ring 7 front side on stock 11, through the compact heap 10 card of first threaded rod 9 rear side advance the ring channel 6 inside of fixed axle 5, thereby improve the pivoted stability of fixed ring 7, avoid below balancing weight 12 to strike many times, lead to the condition of fixed ring 7 breaking away from fixed axle 5 outside ring channel 6, tensile expansion bracket 2 adjusts the height of mount 4, when detecting, balancing weight 12 carries out impact detection to the detection thing through the inside striking piece 14 of front side sleeve 13, the detection degree of accuracy is higher, the staff can increase the counter weight piece 20 of different quantity to the second threaded rod 17 outside according to the detection demand, rotate and compress tightly the fixed mounting plate 19, it is more convenient to use, the detection thing of different shapes is placed between the spacing 24 of fixing base 21 both sides, rotate spacing 24, until the angle back that suitably fixes a position and step up, control movable pressing frame 26 compresses tightly the surface at the detection thing, and maintain stably, and when the impact test, the buffer plate 29 of setting up in the sloping block 28 rear side can protect the detection thing, through the elasticity location axle 30 of second spring 30 disperses the rear side impact protection effect better to the threaded rod 32.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. The utility model provides a highly adjustable pendulum impact testing machine, includes base (1), balancing weight (12) and striking piece (14), its characterized in that, the top right side fixedly connected with expansion bracket (2) of base (1), the front side of expansion bracket (2) is provided with location change handle (3), the top fixedly connected with mount (4) of expansion bracket (2), the outside fixedly connected with fixed axle (5) of mount (4), the outside rotation of fixed axle (5) is provided with solid fixed ring (7), the front side of solid fixed ring (7) is provided with screw thread rotation head (8), the rear side fixedly connected with first threaded rod (9) of screw thread rotation head (8), the bottom fixedly connected with stock (11) of solid fixed ring (7), the other end fixedly connected with balancing weight (12) of stock (11).
2. The pendulum impact tester with adjustable height according to claim 1, wherein an annular groove (6) is formed on the outer side of the fixed shaft (5), a compression block (10) is arranged in the annular groove (6), and the compression block (10) is rotationally connected with the first threaded rod (9).
3. The pendulum impact tester with adjustable height according to claim 1, wherein the front end of the balancing weight (12) is fixedly connected with a sleeve (13), an impact block (14) is arranged in the sleeve (13), and a first spring (15) is sleeved on the outer side of the impact block (14).
4. A pendulum impact tester with adjustable height according to claim 3, wherein the impact block (14) is provided as a telescopic structure, and the outer side of the impact block (14) is covered with a rubber sleeve.
5. The pendulum impact tester with adjustable height according to claim 1, wherein a guide cylinder (16) is fixedly connected to the rear side of the balancing weight (12), a second threaded rod (17) is fixedly connected to the inside of the guide cylinder (16), a mounting plate (19) is slidably arranged on the outer side of the second threaded rod (17), and a balancing weight (20) is fixedly connected to the bottom end of the mounting plate (19).
6. The pendulum impact tester with adjustable height according to claim 5, wherein the outer rear of the second threaded rod (17) is spirally sleeved with a pressing sleeve (18), and the pressing sleeve (18) is attached to a mounting plate (19) located at the rear side.
7. The pendulum impact tester with adjustable height according to claim 5, wherein a fixing seat (21) is fixedly connected to the center of the top end of the base (1), vertical shafts (22) are symmetrically arranged on the left side and the right side of the top end of the fixing seat (21), a sliding block (23) is slidably arranged on the outer side of the vertical shafts (22), and a limiting frame (24) is rotatably connected to the rear side of the sliding block (23).
8. The pendulum impact tester with adjustable height according to claim 7, wherein a third threaded rod (25) is rotatably arranged in the limit frame (24), a movable press frame (26) is spirally sleeved on the outer side of the third threaded rod (25), a transverse shaft (27) is fixedly connected on the outer side of the movable press frame (26), and the second threaded rod (17) penetrates through the limit frame (24) in a sliding mode.
9. The pendulum impact tester with adjustable height according to claim 7, wherein the top end of the fixing seat (21) is fixedly connected with an inclined block (28), a buffer plate (29) is arranged behind the inclined block (28), and the buffer plate (29) is rotationally connected with the fixing seat (21).
10. The pendulum impact tester with adjustable height according to claim 9, wherein a positioning shaft (30) is arranged at the front side of the buffer plate (29), the positioning shaft (30) penetrates through the inclined block (28) in a sliding manner, a second spring (31) is sleeved on the outer side of the positioning shaft (30), a pulley (32) is rotatably connected to the rear side of the positioning shaft (30), and the pulley (32) is arranged at the front side of the buffer plate (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321053116.2U CN220367143U (en) | 2023-05-05 | 2023-05-05 | Pendulum impact testing machine with adjustable height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321053116.2U CN220367143U (en) | 2023-05-05 | 2023-05-05 | Pendulum impact testing machine with adjustable height |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220367143U true CN220367143U (en) | 2024-01-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321053116.2U Active CN220367143U (en) | 2023-05-05 | 2023-05-05 | Pendulum impact testing machine with adjustable height |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220367143U (en) |
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2023
- 2023-05-05 CN CN202321053116.2U patent/CN220367143U/en active Active
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