CN213481944U

CN213481944U - Pendulum test bench protection device

Info

Publication number: CN213481944U
Application number: CN202021337068.6U
Authority: CN
Inventors: 陆培洪
Original assignee: Tianjin Zawa Machinery Manufacturing Co ltd
Current assignee: Tianjin Zawa Machinery Manufacturing Co ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-06-18
Anticipated expiration: 2030-07-09

Abstract

The utility model relates to a centrifuge technical field especially relates to a pendulum test bench protection device, has solved among the prior art pendulum test back because the incessant wobbling problem of inertia. The utility model provides a pendulum test bench protection device, comprising a base plate, the grip table, a supporting plate, the dial plate, the U-shaped backup pad, the swing arm, the U-shaped pendulum, and a support, branch, driving motor, the gear, the battery, first pillar, the lug, bolt fixedly connected with driving motor is passed through at the top of backup pad, driving motor's output shaft transmission is connected with the swing arm, fixedly connected with gear on the outer wall of driving motor's output shaft, driving motor's output shaft runs through gear and swing arm, and the gear is located between driving motor and the swing arm, one side fixedly connected with dial plate of swing arm. The utility model discloses can make the pendulum quick after assaulting stop, reduce pendulum wobbling number of times, prolong the life-span of pendulum test bench, guarantee the accuracy of test.

Description

Pendulum test bench protection device

Technical Field

The utility model relates to a pendulum test bench technical field especially relates to a pendulum test bench protection device.

Background

The pendulum impact tester is used for detecting the performance of a metal material and a non-metal material for resisting impact under dynamic load so as to judge the property of the material under the dynamic load.

Present pendulum test bench can still need to swing some time because of inertial effect after testing the impact force to the sample, the long-time swing of swing arm can make the junction between the part not hard up, can make the pendulum test bench inaccurate and the production error of data when the test, reduce the life of test bench, just wait for the pendulum to test when not swinging again when needing to carry out the test many times to the sample, thereby increased the time of test, the efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pendulum test bench protection device has solved among the prior art pendulum test back because the incessant wobbling problem of inertia.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a pendulum test bed protection device comprises a base plate, a protective cover, a clamping table, a magnet, a support plate, a dial plate, a U-shaped support plate, a swing arm, a U-shaped pendulum, a support rod, a driving motor, a gear, a storage battery, a first support column, a spring, a first block, a lug, a Y-shaped groove, a hole, a second block and a second support column, wherein the top of the support plate is fixedly connected with the driving motor through a bolt, the output shaft of the driving motor is in transmission connection with the swing arm, the outer wall of the output shaft of the driving motor is fixedly connected with the gear, the output shaft of the driving motor penetrates through the gear and the swing arm, the gear is positioned between the driving motor and the swing arm, one side of the swing arm is fixedly connected with the dial plate, the output shaft of the driving motor is rotatably connected with the dial plate through a bearing sleeve, the bottom, the Y-shaped groove has been seted up to the horizontal segment of U-shaped backup pad, the inside sliding connection in Y-shaped groove has first pillar, the bottom of first pillar is rotated through the round pin axle and is connected with two second pillars, through spring elastic connection between two second pillars, one side fixedly connected with that the second pillar is close to the gear and the lug that the latch cooperateed and uses, the first piece of one side fixedly connected with of first pillar, and spacing hole has been seted up to one side of first piece, the top fixedly connected with branch of the horizontal segment of U-shaped backup pad, a plurality of holes have been seted up to the inside of branch, through round pin axle fixed connection between the hole of branch and the spacing hole of first.

Preferably, the top of the bottom plate is fixedly connected with a magnet through a support rod, the magnet is located on two sides of the U-shaped pendulum bob, and the top of the swing arm is fixedly connected with a storage battery.

Preferably, one side fixedly connected with second piece that the U-shaped backup pad horizontal segment is close to the swing arm, and the top of second piece rotates through the round pin axle and is connected with the support, and the one end that the support is close to the swing arm overlooks and personally submits rectangular structure, and the one end of keeping away from the swing arm is personally submitted 30 ~ 90 degrees with the level between.

Preferably, the top both sides of bottom plate all fixedly connected with protection casing, the bottom of two protection casings all is seted up porosely.

Preferably, the front view surface of the Y-shaped groove is an inverted Y-shaped groove.

Preferably, an end of the projection close to the gear has a semicircular structure in a front view.

The utility model discloses possess following beneficial effect at least:

when the pendulum test bed is used for testing, the driving motor is opened, the driving motor drives the gear, the swing arm and the U-shaped pendulum to rotate, when the swing arm rotates to the upper side of the support, the support rotates below the swing arm and then stops the driving motor, a measured sample is clamped on the clamping table, the support is rotated, the swing arm falls down to impact the sample, the impacted sample falls on the bottom plate on one side of the protective cover, the cleaning is convenient, the injury to a human body is prevented, due to the fact that the magnets are arranged on the two sides of the clamping table, the swing arm swings from the middle to generate current, the current flows into the storage battery to be stored, after the sample is tested, the first support is pulled upwards, the spring contracts to drive the second support to contract, the lug is meshed with the clamping teeth on the gear, the swing arm also stops, the bolt is placed in the limiting hole to be limited, if a plurality of tests are needed, the time is shortened, and the efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic view of a spacing device;

fig. 2 is a side view of the present invention;

fig. 3 is a front view of the present invention;

FIG. 4 is a side view of the shield;

fig. 5 is a top view of the present invention.

In the figure: 1. a base plate; 2. a protective cover; 3. a clamping table; 4. a magnet; 5. a support plate; 6. a dial plate; 7. a U-shaped support plate; 8. swinging arms; 9. a U-shaped pendulum bob; 10. a support; 11. a strut; 12. a drive motor; 13. a gear; 14. a storage battery; 15. a first support; 16. a spring; 17. a first block; 18. a bump; 19. a Y-shaped groove; 20. an aperture; 21. a second block; 22. a second support.

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. 1-5, a pendulum bob test bed protection device comprises a bottom plate 1, a protective cover 2, a clamping table 3, a magnet 4, a support plate 5, a dial 6, a U-shaped support plate 7, a swing arm 8, a U-shaped pendulum bob 9, a support 10, a support rod 11, a driving motor 12, a gear 13, a storage battery 14, a first support 15, a spring 16, a first block 17, a lug 18, a Y-shaped groove 19, a hole 20, a second block 21 and a second support 22, wherein the top of the support plate 5 is fixedly connected with the driving motor 12 through a bolt, an output shaft of the driving motor 12 is in transmission connection with the swing arm 8, the gear 13 is fixedly connected on the outer wall of the output shaft of the driving motor 12, the output shaft of the driving motor 12 penetrates through the gear 13 and the swing arm 8, the gear 13 is positioned between the driving motor 12 and the swing arm 8, one side of the swing arm 8 is fixedly connected, the bottom end of the swing arm 8 is fixedly connected with a U-shaped pendulum bob 9, the top of the bottom plate 1 is fixedly connected with a clamping table 3, the top of the supporting plate 5 is fixedly connected with a U-shaped supporting plate 7, the horizontal section of the U-shaped supporting plate 7 is provided with a Y-shaped groove 19, the inside of the Y-shaped groove 19 is connected with a first support 15 in a sliding way, the bottom end of the first support 15 is connected with two second supports 22 through a pin shaft in a rotating way, the two second supports 22 are elastically connected through a spring 16, one side of the second support 22 close to the gear 13 is fixedly connected with a lug 18 matched with a latch for use, one side of the first support, and one side of the first block 17 is provided with a limiting hole, the top of the horizontal section of the U-shaped supporting plate 7 is fixedly connected with a supporting rod 11, a plurality of holes 20 are formed in the supporting rod 11, and the holes 20 of the supporting rod 11 are fixedly connected with the limiting hole of the first block 17 through a pin shaft.

The scheme has the following working processes:

when the pendulum bob test bed is used for testing, the driving motor 12 is opened, the driving motor 12 drives the gear 13, the swing arm 8 and the U-shaped pendulum bob 9 to rotate, when the swing arm 8 rotates to the upper side of the support 10, the support 10 rotates below the swing arm 8, then the driving motor 12 is stopped, then a measured sample is clamped on the clamping table 3, when the support 10 is rotated again, the swing arm 8 falls down to impact the sample, the impacted sample falls on the bottom plate 1 due to the blocking of the protective cover 2, the cleaning is convenient, and the injury to a human body is also prevented, because the magnets 4 are arranged at the two sides of the clamping table 3, the swing arm 8 swings from the middle to generate some current, then the current flows into the storage battery 14 to be stored, after the sample is tested, the first support column 15 is pulled upwards, the spring 16 is contracted to drive the second support column 22 to contract, the lug 18 is meshed with the clamping teeth on the gear 13, swing arm 8 just can also stop like this, puts into spacing downthehole spacing with the bolt and carries on spacingly, if need test many times just so shorten the time, improved efficiency.

According to the working process, the following steps are known:

the device reduces the number of times of swinging of the swing arm 8 to improve the service life of the test bed, improves the efficiency, reduces the damage degree of parts, ensures the test accuracy, and facilitates manual cleaning of samples.

Further, the top of the bottom plate 1 is fixedly connected with a magnet 4 through a support rod, the magnet 4 is located on two sides of the U-shaped pendulum bob 9, and the top of the swing arm 8 is fixedly connected with a storage battery 14.

Further, 7 horizontal segments of U-shaped backup pad are close to one side fixedly connected with second piece 21 of swing arm 8, and the top of second piece 21 rotates through the round pin axle and is connected with support 10, and support 10 is close to the one end of swing arm 8 and overlooks and personally submits rectangular structure, and the one end of keeping away from swing arm 8 is personally submitted 30 ~ 90 degrees with the level between, supports swing arm 8.

Further, the equal fixedly connected with protection casing 2 in bottom plate 1's top both sides, the bottom of two protection casings 2 is all seted up porosely, can drop the sample that hits the departure through blockking of protection casing 2 on bottom plate 1, and the convenience is cleared up the sample.

Further, the front view surface of the Y-shaped groove 19 is an inverted Y-shaped groove 19.

Furthermore, the front view surface of one end of the lug 18 close to the gear 13 is in a semicircular structure, so that the lug 18 is prevented from being damaged by the overlarge rotating speed of the gear 13.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A pendulum test bed protection device comprises a bottom plate (1), a protective cover (2), a clamping table (3), a magnet (4), a support plate (5), a dial (6), a U-shaped support plate (7), a swing arm (8), a U-shaped pendulum (9), a support (10), a support rod (11), a driving motor (12), a gear (13), a storage battery (14), a first support column (15), a spring (16), a first block (17), a convex block (18), a Y-shaped groove (19), a hole (20), a second block (21) and a second support column (22), and is characterized in that the top of the support plate (5) is fixedly connected with the driving motor (12) through bolts, an output shaft of the driving motor (12) is in transmission connection with the swing arm (8), the gear (13) is fixedly connected to the outer wall of the output shaft of the driving motor (12), and the output shaft of the driving motor (12) penetrates through the gear (13) and, a gear (13) is positioned between a driving motor (12) and a swing arm (8), one side of the swing arm (8) is fixedly connected with a dial plate (6), an output shaft of the driving motor (12) is rotatably connected with the dial plate (6) through a bearing sleeve, the bottom end of the swing arm (8) is fixedly connected with a U-shaped pendulum (9), the top of the bottom plate (1) is fixedly connected with a clamping table (3), the top of the supporting plate (5) is fixedly connected with a U-shaped supporting plate (7), the horizontal section of the U-shaped supporting plate (7) is provided with a Y-shaped groove (19), the inside of the Y-shaped groove (19) is slidably connected with a first support column (15), the bottom end of the first support column (15) is rotatably connected with two second support columns (22) through a pin shaft, the two second support columns (22) are elastically connected through a spring (16), one side of the second support column (22) close to the gear (13) is fixedly connected with a, first piece (17) of one side fixedly connected with of first pillar (15), and the spacing hole has been seted up to one side of first piece (17), top fixedly connected with branch (11) of the horizontal segment of U-shaped backup pad (7), a plurality of holes (20) have been seted up to the inside of branch (11), through round pin axle fixed connection between the spacing hole of hole (20) of branch (11) and first piece (17).

2. A pendulum test stand protection device according to claim 1, characterized in that the top of the base plate (1) is fixedly connected with magnets (4) through struts, the magnets (4) are located on both sides of the U-shaped pendulum (9), and the top of the swing arm (8) is fixedly connected with a storage battery (14).

3. The pendulum test bed protection device according to claim 1, wherein a second block (21) is fixedly connected to one side of the horizontal section of the U-shaped support plate (7) close to the swing arm (8), the top of the second block (21) is rotatably connected with a support (10) through a pin shaft, the top surface of one end of the support (10) close to the swing arm (8) is in a rectangular structure, and the end far away from the swing arm (8) and the horizontal surface form an angle of 30-90 degrees.

4. A pendulum test stand protection device according to claim 1, characterized in that both sides of the top of the base plate (1) are fixedly connected with a protection cover (2), and the bottom of both protection covers (2) is provided with a hole.

5. A pendulum test stand protection device according to claim 1, characterized in that the right-looking surface of the Y-shaped groove (19) is an inverted Y-shaped groove (19).

6. A pendulum test stand protection device according to claim 1, wherein the end of the cam (18) adjacent the gear (13) is semi-circular in elevation.