CN217111873U - Metal pendulum bob impact testing machine - Google Patents

Metal pendulum bob impact testing machine Download PDF

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Publication number
CN217111873U
CN217111873U CN202220047959.0U CN202220047959U CN217111873U CN 217111873 U CN217111873 U CN 217111873U CN 202220047959 U CN202220047959 U CN 202220047959U CN 217111873 U CN217111873 U CN 217111873U
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China
Prior art keywords
pendulum
sliding block
fixed
spacing
seat
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CN202220047959.0U
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Chinese (zh)
Inventor
肖进华
王传径
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Jinan Baijianjin Test Equipment Manufacturing Co ltd
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Jinan Baijianjin Test Equipment Manufacturing Co ltd
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Abstract

The utility model relates to a metal pendulum bob impact tester, including frame and pendulum bob, the frame top is fixed with the valve bracket, be fixed with the disk seat in the middle of the valve bracket on pendulum bob swing orbit, slide on the disk seat be provided with the spacing portion of couple complex, and be fixed with spacing seat at spacing end, spacing portion includes the sliding block and set up at the sliding block head and with couple complex grapple, be provided with on the disk seat with disk seat vertically fixed stop, the last opening that supplies the grapple to pass through of seting up of fixed stop, the sliding block is protruding to be equipped with the dog at fixed stop's the back, horizontal through connection has the dead lever on the sliding block, the both ends of dead lever are connected with fixed stop through reset spring respectively, install the sensor that is used for detecting the dead lever position on the valve bracket, the sensor is connected with the controller electricity of motor, the afterbody and the spacing movable grafting of sliding block. The utility model discloses can promote the stability of pendulum couple greatly, the safety of assurance test goes on, reduces the pendulum and takes off the risk of pendulum by accident.

Description

Metal pendulum bob impact testing machine
Technical Field
The utility model relates to a detect technical field, concretely relates to metal pendulum impact tester.
Background
In order to master the relevant mechanical properties of materials, various testing machines for testing the mechanical properties of materials are designed. The existing mechanical property testing machine for testing the impact resistance of the metal material mainly comprises a drop hammer impact testing machine, a pendulum impact testing machine and the like. The conventional metal pendulum impact tester includes: the base, bolted connection are in monomer stand on the base, locate pendulum shaft system and the string pendulum mechanism at stand top, hang in the pendulum of pendulum shaft one end and independently locate the sample anvil block outside the base.
The conventional pendulum hanging mechanism of a working machine mainly adopts a lever mechanism to realize pendulum hanging and pendulum releasing of a pendulum bob. The pendulum is generally provided with and gets in touch proximity switch with the pendulum, and get the signal through getting in touch proximity switch on the pendulum, act on the motor and stop to drive the pendulum and rotate, and realize hanging the pendulum action. This kind of structure appears easily, gets the pendulum in-process, after touchhing limit switch or when limit switch does not adjust, appears the pendulum easily and does not hang the pendulum and succeed, and directly just having just gone off the pendulum, causes serious injury to operating personnel easily, can appear life danger when serious, gets the probability of putting in-process and go wrong great, unsatisfied safe handling demand.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art not enough, provide a metal pendulum impact tester, can promote the stability of pendulum couple greatly, the safety of proof test goes on, reduces the pendulum accident and takes off the risk of pendulum.
The utility model discloses a realize through following technical scheme:
a metal pendulum impact testing machine is provided, which comprises a frame and a pendulum, wherein the pendulum is rotatably arranged on the frame through a pendulum shaft, a hook is arranged on the pendulum, a motor is arranged at one end of the pendulum shaft through a mounting seat on the frame, the motor is in transmission connection with the pendulum shaft through a clutch and a speed reducer, a valve frame is fixed at the top of the frame, a valve seat is obliquely fixed in the swing track of the pendulum in the middle of the valve frame, a limiting part matched with the hook is arranged on the valve seat in a sliding manner, a limiting seat is fixed at the tail end of the limiting part, the limiting part comprises a sliding block and a catch hook which is arranged at the head of the sliding block and matched with the hook, a fixed baffle perpendicular to the valve seat is arranged on the valve seat, an opening for the catch hook to pass through is arranged on the fixed baffle, a stop block is convexly arranged at the back of the fixed baffle, a fixed rod is transversely connected on the sliding block in a penetrating manner, and two ends of the fixed rod are respectively connected with the fixed baffle through reset spring, the valve frame is provided with a sensor for detecting the position of the fixed rod, the sensor is electrically connected with a controller of the motor, and the tail part of the sliding block is movably inserted into the limiting seat.
Furthermore, the front surface of the fixed baffle is provided with an air cylinder, and a piston rod of the air cylinder penetrates through the fixed baffle and is connected with the stop block.
The cylinder is supplied with air by an air source arranged on the frame, and a piston rod of the cylinder pushes the stop block to drive the sliding block to slide on the valve seat, so that the pendulum-releasing action of the pendulum bob can be realized.
Furthermore, the tail of the sliding block forms a limiting plug, a limiting socket matched with the length of the limiting plug is formed in the limiting seat, and the length is equal to the movement distance of the fixing rod.
The limiting plug at the tail part of the sliding block can be matched with the limiting socket of the limiting seat to limit the sliding block, so that the sliding block can always keep sliding on the valve seat without being separated from the valve seat, and the swinging stability of the pendulum bob is ensured.
Furthermore, a dovetail-shaped sliding groove is formed on the surface of the valve seat, and a sliding block matched with the sliding groove in shape is convexly arranged on the bottom surface of the sliding block.
The dovetail sliding groove in the valve seat is matched with the dovetail sliding block at the bottom of the sliding block, so that the sliding block is stably and slidably connected into the valve seat, the sliding block can be used for sharing the downward force of part of the pendulum bob when the pendulum is hung while the sliding block plays a role in guiding, and the stability of the pendulum is guaranteed.
The utility model has the advantages that:
the valve frame is internally provided with a sensor for detecting the position of the fixed rod, the sensor catches a signal of the fixed rod which returns to an initial position after moving from the initial position to judge the success of hanging pendulum, compared with a hanging pendulum signal which is directly touched by a proximity switch on the pendulum hook and the frame in the traditional mode, the utility model has more accurate judgment, can ensure the stable hanging pendulum of the pendulum, after the hanging pendulum is finished, the hook of the pendulum can be stably matched with the hook of the sliding part, can ensure stable connection without applying external force, is not easy to generate the falling pendulum, does not relate to circuit control, can still keep the hanging pendulum state even under the conditions of circuit abnormity or power failure and the like, can perform the falling pendulum through the action of the air cylinder when the falling pendulum, has innovative integral structure, ensures that the pendulum can keep stable and controllable in the processes of hanging pendulum, taking the pendulum and falling off the pendulum, greatly improves the use safety of operators, and effectively prevents the pendulum from accidental falling off, the personal safety of the user is improved.
Drawings
Fig. 1 is the utility model discloses well metal pendulum bob impact tester's schematic structure diagram.
Fig. 2 is an enlarged schematic view of a in fig. 1.
Fig. 3 is a schematic view showing a connection structure of components on the valve seat of fig. 1.
Shown in the figure:
1. the automatic control device comprises a rack, 2, a pendulum shaft, 3, a pendulum, 4, a motor, 5, a speed reducer, 6, a clutch, 7, a limiting seat, 8, a limiting plug, 9, a fixing rod, 10, a sensor, 11, a sliding block, 12, a valve frame, 13, a reset spring, 14, a stop block, 15, a fixing baffle, 16, an air cylinder, 17, a valve seat, 18, a sliding groove, 19, a sliding block, 20 and a grapple.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
The utility model provides a metal pendulum bob impact tester, including frame 1 and pendulum bob 3, pendulum bob 3 rotates through pendulum bob axle 2 and installs in frame 1, install the couple on pendulum bob 3, frame 1 installs motor 4 through the mount pad in the one end of pendulum bob axle 2, motor 4 passes through clutch 6 and speed reducer 5 and is connected with the transmission of pendulum bob axle 2, frame 1 top is fixed with valve frame 12, the slope is fixed with disk seat 17 in the middle of valve frame 12 on pendulum bob 3 swing orbit, it is provided with and gets in touch the complex spacing portion to slide on the disk seat 17, and be fixed with spacing seat 7 at spacing end, spacing portion includes sliding block 11 and sets up at sliding block 11 head and with couple complex grapple 20, disk seat 17 surface is formed with the spout 18 of dovetail, sliding block 11's protruding the establishing is formed with the slider 19 that matches with spout 18 shape.
Be provided with on the disk seat 17 with disk seat 17 vertically fixed stop 15, set up the opening that supplies grapple 20 to pass through on the fixed stop 15, sliding block 11 is equipped with dog 14 at the back of fixed stop 15 protruding, the last horizontal through connection of sliding block 11 has dead lever 9, the both ends of dead lever 9 are connected with fixed stop 15 through reset spring 13 respectively, install the sensor 10 that is used for detecting dead lever 9 position on the valve frame 12, sensor 10 is connected with the controller electricity of motor 4, the afterbody and the spacing seat 7 activity of sliding block 11 are pegged graft. The tail of the sliding block 11 forms a limit plug 8, a limit socket matched with the length of the limit plug 8 is arranged on the limit seat 7, and the length is equal to the movement distance of the fixed rod 9.
Wherein, the utility model discloses a sensor 10 can be proximity switch, and proximity switch will catch dead lever 9 and give the controller of motor 4 by static-motion-signal transmission when static to recovering initial position as required, and motor 4 can realize the outage to make pendulum stop. Of course, the sensor 10 may also be used in other different products, such as infrared correlation, photoelectric switch, etc., as long as the setting requirements are met.
The front surface of the fixed baffle 15 is provided with an air cylinder 16, and a piston rod of the air cylinder 16 penetrates through the fixed baffle 15 and is connected with the stop block 14.
The utility model discloses a working process:
when the pendulum is taken and hung, the motor 4 is sucked through the clutch 6, the pendulum shaft 2 is driven to rotate through the speed reducer 5, the pendulum 3 is rotated upwards to return to the initial position, after a hook on the pendulum 3 is contacted with a grapple 20 on the valve frame 12, the pendulum 3 continues to move upwards to apply force to the grapple 20 hook, the grapple 20 slides downwards in a sliding groove 18 of the valve seat 17 through the sliding block 11, so that a limit plug 8 at the tail part of the sliding block 11 is inserted into a limit socket of the limit seat 7, a fixed rod 9 on the sliding block 11 moves downwards due to the sliding of the sliding block 11, at the moment, the reset spring 13 is stretched, the sensor 10 arranged on the valve frame 12 detects the position of the fixed rod 9, when the hook of the pendulum 3 continues to move upwards to not apply force to the grapple 20 at the head part of the sliding block 11, the reset spring 13 drives the sliding block 11 to reversely slide and re-enables the grapple 20 to return to the initial position due to the elastic force action, at this moment, the sensor 10 detects that the fixing rod 9 returns to the initial position, then immediately transmits a signal to the motor 4, the motor 4 is powered off, the pendulum bob 3 stops moving and starts to fall back, and the pendulum bob can be hung through the matching of the hook and the grapple 20.
When the pendulum needs to be disengaged, only the air cylinder 16 needs to be started, the piston rod of the air cylinder 16 is used for pushing the stop block 14 on the sliding block 11 to move downwards, the sliding block 11 is driven to move, the grapple 20 is separated from the hook, the pendulum bob 3 loses the limit at the moment, and the impact test is completed downwards. The utility model discloses well pendulum 3 is hanging the pendulum after, can guarantee that the couple of pendulum and the grapple 20 on the valve frame 12 stabilize the contact spacing, and the couple of pendulum 3 can be with the grapple 20 of sliding part 11 stable cooperation, does not exert under the external force condition, can guarantee stable connection, is difficult for taking place to take off the pendulum, does not relate to circuit control, even under the circumstances such as circuit abnormity or outage, still keeps hanging the pendulum state, has promoted experimental security greatly.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.

Claims (4)

1. The utility model provides a metal pendulum bob impact tester, includes frame and pendulum bob, and the pendulum bob rotates through the pendulum bob axle and installs in the frame, installs the couple on the pendulum bob, and the frame passes through the mount pad in the one end of pendulum bob axle and installs the motor, and the motor passes through clutch and speed reducer and is connected its characterized in that with the transmission of pendulum bob axle: the frame top is fixed with the valve bracket, slope on pendulum swing orbit in the middle of the valve bracket and be fixed with the disk seat, it is provided with the spacing portion of couple complex to slide on the disk seat, and be fixed with spacing seat at spacing portion end, spacing portion includes the sliding block and sets up at the sliding block head and with couple complex grapple, be provided with on the disk seat with disk seat vertically fixed stop, the last opening that supplies the grapple to pass through of seting up of fixed stop, the sliding block is protruding at fixed stop's the back, horizontal through connection has the dead lever on the sliding block, the both ends of dead lever are connected with fixed stop through reset spring respectively, install the sensor that is used for detecting the dead lever position on the valve bracket, the sensor is connected with the controller electricity of motor, the afterbody and the spacing seat activity of sliding block are pegged graft.
2. The metal pendulum impact tester of claim 1, wherein: the front of the fixed baffle is provided with an air cylinder, and a piston rod of the air cylinder penetrates through the fixed baffle and is connected with the stop block.
3. The metal pendulum impact tester of claim 1, wherein: the afterbody of sliding block forms spacing plug, sets up on the spacing seat with spacing plug length complex spacing socket, this length equals the movement distance of dead lever.
4. The metal pendulum impact tester of claim 1, wherein: the surface of the valve seat is provided with a dovetail-shaped sliding groove, and the bottom surface of the sliding block is convexly provided with a sliding block matched with the sliding groove in shape.
CN202220047959.0U 2022-01-10 2022-01-10 Metal pendulum bob impact testing machine Active CN217111873U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220047959.0U CN217111873U (en) 2022-01-10 2022-01-10 Metal pendulum bob impact testing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220047959.0U CN217111873U (en) 2022-01-10 2022-01-10 Metal pendulum bob impact testing machine

Publications (1)

Publication Number Publication Date
CN217111873U true CN217111873U (en) 2022-08-02

Family

ID=82593650

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220047959.0U Active CN217111873U (en) 2022-01-10 2022-01-10 Metal pendulum bob impact testing machine

Country Status (1)

Country Link
CN (1) CN217111873U (en)

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