CN223361901U

CN223361901U - Falling ball impact testing machine capable of rapidly feeding steel balls

Info

Publication number: CN223361901U
Application number: CN202421882061.0U
Authority: CN
Inventors: 周玉柱; 张向华; 周玉兴
Original assignee: Shenzhen Kexin Mechanical And Electrical Equipment Co ltd
Current assignee: Shenzhen Kexin Mechanical And Electrical Equipment Co ltd
Priority date: 2024-08-06
Filing date: 2024-08-06
Publication date: 2025-09-19
Anticipated expiration: 2034-08-06

Abstract

The utility model provides a falling ball impact testing machine capable of rapidly feeding steel balls, which comprises a falling ball mechanism and a lifting mechanism, wherein the falling ball mechanism comprises a falling ball pipe and a ball holding assembly, the ball holding assembly comprises a bidirectional cylinder and two ball holding frames, the bidirectional cylinder is arranged above the falling ball pipe, two telescopic rods of the bidirectional cylinder are respectively fixed with the two ball holding frames, the lifting mechanism comprises a second screw rod, a vertical moving beam, a second servo motor and a rotating block, the vertical moving beam is glidingly connected with the falling ball mechanism along the vertical direction, the second screw rod is rotationally connected with one side of the falling ball mechanism, the vertical moving beam is in threaded connection with the second screw rod, the second servo motor is fixedly connected with the vertical moving beam, an output shaft of the second servo motor is fixed with the rotating block, and a containing groove capable of containing the steel balls is formed in the rotating block. The ball falling impact tester provided by the utility model can prevent the worker from bending frequently to pick up the ball and then lift the ball to place the ball falling, lighten the working pressure of the worker, improve the working efficiency and is beneficial to continuous work.

Description

Falling ball impact testing machine capable of rapidly feeding steel balls

Technical Field

The utility model relates to the field of ball drop experiment equipment, in particular to a ball drop impact tester capable of quickly feeding steel balls.

Background

The ball drop impact tester is suitable for impact strength testing of products such as plastics, ceramics, acrylic, glass, lenses, hardware and the like. When the test device works, a test product is placed on a test table, a falling key is pressed, the steel ball freely falls, the test product is impacted, the steel ball with a specified weight freely falls on the product from a specified falling height, the product is impacted, and then the appearance and performances of the product are checked.

The existing ball falling impact testing machine is characterized in that after the impact is completed, workers bend down to pick up the falling balls, lift the falling balls again to place the falling balls at a ball falling preparation position, and the working strength is high after long-term working, so that the continuous working is not facilitated.

Disclosure of utility model

Based on the above-mentioned current situation, the main object of the present utility model is to provide a ball drop impact testing machine capable of quickly loading steel balls, so as to solve the problems that after the existing ball drop impact testing machine is operated, workers bend down to pick up the ball drop, lift the ball drop again to place the ball drop at a ball drop preparation position, and the work intensity is high after long-term work, which is unfavorable for continuous work.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

a falling ball impact testing machine capable of rapidly feeding steel balls comprises a falling ball mechanism and a lifting mechanism;

The ball falling mechanism comprises a ball falling pipe and a ball holding assembly, the ball holding assembly is positioned above the ball falling pipe, the ball falling pipe is vertically arranged, the ball holding assembly comprises a bidirectional cylinder and two ball holding frames, the bidirectional cylinder is arranged above the ball falling pipe, the two ball holding frames are oppositely arranged, and two telescopic rods of the bidirectional cylinder are respectively fixed with the two ball holding frames;

The lifting mechanism comprises a second screw rod, a vertical moving beam, a second servo motor and a rotating block, wherein the vertical moving beam is connected with the ball falling mechanism in a sliding manner along the vertical direction, the second screw rod is rotationally connected with one side of the ball falling mechanism, the vertical moving beam is in threaded connection with the second screw rod, the second servo motor is fixedly connected with the vertical moving beam, an output shaft of the second servo motor is fixed with the rotating block, and a containing groove capable of containing a steel ball is formed in the rotating block.

Preferably, the device further comprises a frame, wherein the frame comprises a bottom plate, a cross beam and two longitudinal beams;

Two sliding rods are fixed between the cross beam and the bottom plate, a first sliding plate and a second sliding plate are connected to the two sliding rods in a sliding manner, the ball falling pipe is fixed to the first sliding plate and the second sliding plate, a fixing frame is fixedly connected in the frame, and the sliding rods penetrate through the fixing frame;

The first screw rod is connected with the lower side of the fixing frame in a rotating mode, and the first screw rod is connected with the second sliding plate in a threaded mode.

Preferably, the lifting mechanism comprises a vertical plate, the vertical plate is fixed on the first sliding plate and the second sliding plate, the second screw is rotationally connected to one side of the vertical plate, and the vertical moving beam is slidingly connected to the vertical plate.

Preferably, a third servo motor is further fixed on one side of the ball falling mechanism, and an output shaft of the third servo motor is fixedly connected with the second screw rod.

Preferably, the ball holding assembly further comprises a fixing plate, the fixing plate is arranged on the upper side of the first sliding plate, and the bidirectional cylinder is fixed on the fixing plate.

Preferably, a first driving cylinder is fixed on the first sliding plate, and a telescopic rod of the first driving cylinder is upwards arranged and fixedly connected with the fixed plate.

Preferably, a second driving cylinder is fixed on one side of the fixing plate away from the frame, a limiting block is downwards arranged on a telescopic rod of the second driving cylinder, and a spherical groove is formed in the lower side of the limiting block.

The steel ball falling device has the beneficial effects that after the steel ball falls to complete a falling ball test, a worker can place the falling steel ball in the accommodating groove at the lower part, and can drive the second screw rod to rotate along with the work of the third servo motor, so that the vertical moving beam can be driven to drive the rotating block to move upwards, and the rotating block can be driven to reach the ball holding assembly, the second servo motor drives the rotating block to rotate, the steel ball is overturned from the accommodating groove and is discharged between the two ball holding frames for the next steel ball test, the worker is prevented from bending down frequently to pick up the ball and then taking the falling ball, the working pressure of the worker is reduced, the working efficiency is improved, and the continuous work is facilitated.

Other advantages of the present utility model will be set forth in the description of specific technical features and solutions, by which those skilled in the art should understand the advantages that the technical features and solutions bring.

Drawings

Fig. 1 is a schematic structural diagram of a falling ball impact tester for rapidly feeding steel balls.

Fig. 2 is a schematic structural diagram of a falling ball impact tester for rapidly loading steel balls, which is used for representing a falling ball pipe.

Fig. 3 is an enlarged schematic view of section a.

Fig. 4 is a schematic diagram showing a first screw of the ball drop impact tester for quickly feeding steel balls according to the present utility model.

Fig. 5 is a schematic structural view of a falling ball impact tester for rapidly loading steel balls, which is a performance riser, according to the present utility model.

Fig. 6 is a schematic structural view of a ball drop impact tester for quickly loading steel balls, which shows a ball groove.

Reference numerals illustrate:

1. The device comprises a frame, 11, a bottom plate, 12, a cross beam, 13, a longitudinal beam, 14, a mounting plate, 15, a sliding rod, 16, a first sliding plate, 161, a first driving cylinder, 17, a second sliding plate, 18, a fixing frame, 181, a first screw rod, 182, a first servo motor, 2, a ball falling mechanism, 21, a ball falling pipe, 211, a top block, 2111, a through groove, 22, a ball holding assembly, 221, a fixing plate, 222, a bidirectional cylinder, 223, a ball holding frame, 23, a second driving cylinder, 24, a limiting block, 241, a ball groove, 3, a lifting mechanism, 31, a second screw rod, 32, a vertical moving beam, 33, a second servo motor, 34, a rotating block, 341, a containing groove, 35, a third servo motor, 36 and a vertical plate.

Detailed Description

The present utility model is described below based on examples, but the present utility model is not limited to only these examples. In the following detailed description of the present utility model, certain specific details are set forth in order to avoid obscuring the present utility model, and in order to avoid obscuring the present utility model, well-known methods, procedures, flows, and components are not presented in detail.

Moreover, those of ordinary skill in the art will appreciate that the drawings are provided herein for illustrative purposes and that the drawings are not necessarily drawn to scale.

Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense rather than an exclusive or exhaustive sense, that is, in the sense of "including but not limited to".

In the description of the present utility model, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

Referring to fig. 1-6, the utility model provides a falling ball impact testing machine for rapidly feeding steel balls, which comprises a frame 1, a falling ball mechanism 2 and a lifting mechanism 3. The frame 1 is fixed on a workbench, and the ball falling mechanism 2 and the lifting mechanism 3 are both arranged

On the frame 1, the ball falling mechanism 2 can be used for completing ball falling impact tests on the ball falling impact test products, and the lifting mechanism 3 can lift the falling ball back to the ball falling mechanism 2 so as to carry out ball falling tests next time.

The frame 1 comprises a bottom plate 11, a cross beam 12 and two longitudinal beams 13, wherein the bottom plate 11 and the cross beam 12 are fixed between the two longitudinal beams 13, and the bottom plate 11 and the cross beam 12 are respectively positioned at the upper end and the lower end of the longitudinal beams 13. Mounting plates 14 can be fixed on both sides of the longitudinal beam 13 for fixing with the table.

The ball drop mechanism 2 includes a ball drop tube 21 and a ball holding assembly 22. Two slide bars 15 are fixed in the frame, the two slide bars 15 are vertically arranged, the slide bars 15 are fixed between the bottom plate 11 and the cross beam 12, and a first slide plate 16 and a second slide plate 17 are also arranged in the frame. The ball drop tube 21 is vertically arranged and fixed on the first sliding plate 16 and the second sliding plate 17, the first sliding plate 16 and the second sliding plate 17 can move along the vertical direction, and the position of the ball drop tube 21 is adjusted, and it should be noted that the ball drop tube 21 can be fixed with the first sliding plate 16 and the second sliding plate 17 through the holding rod, which is the prior art, and the application is not repeated. The inside is fixed with a mount 18, and slide bar 15 wears to locate the mount 18 setting, and first sliding plate 16 is located the top of mount 18, and second sliding plate 17 is located the below of mount 18, and the below rotation that corresponds the mount 18 in the frame is connected with first screw rod 181, and first screw rod 181 is vertical to be set up, and first screw rod 181 and second sliding plate 17 threaded connection, first screw rod 181 rotate, can drive second sliding plate 17 and reciprocate, and second sliding plate 17 reciprocates to this can drive ball drop tube 21 and first sliding plate 16 and reciprocate. The upper side of the fixing frame 18 is fixed with a first servo motor 182, and an output shaft of the first servo motor 182 extends into the fixing frame 18 and is fixed with the first screw 181, so that the first screw 181 can be driven to rotate, and the height of the ball falling pipe 21 is adjusted.

The ball holding assembly 22 includes a fixed plate 221, a bi-directional cylinder 222, and two ball holding frames 223. The fixing plate 221 is fixed above the frame, and the fixing plate 221 is located at a position above the ball drop tube 21. Specifically, the fixing plate 221 is fixed above the first sliding plate 16, and the bidirectional cylinder 222 is fixed on the fixing plate 221, so that the bidirectional cylinder 222 can be disposed above the ball drop tube 21. The two ball holding frames 223 are oppositely arranged, the arrangement direction of the two ball holding frames 223 is the same as the length direction of the two-way air cylinder 222, the two telescopic rods of the two-way air cylinder 222 are respectively fixed with the two ball holding frames 223, and when the two-way air cylinder 222 works, the two ball holding frames 223 can be driven to move towards opposite directions, namely, the two ball holding frames 223 can move towards the direction close to each other, gaps between the two ball holding frames are reduced, so that steel balls are dragged, the two ball holding frames can be mutually separated, and the steel balls can be put down.

In operation, the steel ball can be moved by the two ball holding frames 223 to hold the steel ball, the two ball holding frames 223 move towards the direction away from each other, and the steel ball can be dropped and adjusted into the ball dropping tube 21, so that the steel ball test device can be used for the steel ball test. When the first servo motor 182 works, the first screw 181 can be driven to rotate, so that the first sliding plate 16, the second sliding plate 17, the ball falling rod and the ball holding assembly 22 can be driven to synchronously move up and down, the falling height of the steel ball can be adjusted, and the applicability of the steel ball test equipment is improved.

The lifting mechanism 3 includes a second screw 31, a vertical moving beam 32, a second servo motor 33, and a rotating block 34. The vertical moving beam 32 is disposed on one side of the frame, and can slide along the vertical direction to be connected to the ball dropping mechanism 2, the second screw 31 is disposed vertically, and the second screw 31 is rotatably connected to one side of the ball dropping mechanism 2. The vertical movable beam 32 is provided with a threaded through hole which is vertically arranged, the second screw rod 31 is in threaded connection with the threaded through hole, and the second screw rod 31 can drive the vertical movable beam 32 to move up and down through rotation. Reciprocating between above and below the ball drop mechanism 2.

The second servo motor 33 is fixed on one side of the vertical moving beam 32, which is close to the ball falling pipe 21, the output shaft of the second servo motor 33 is fixed with the rotating block 34, a containing groove 341 capable of containing steel balls is formed above the rotating block 34, and one side, close to the ball falling mechanism 2, of the containing groove 341 is opened. The second servo motor 33 works to drive the rotating block 34 to rotate, so that the steel ball can be overturned, and falls from the accommodating groove 341 to the position between the two ball holding frames 223. One side of the ball falling mechanism 2 is fixed with a third servo motor 35, an output shaft of the third servo motor 35 is fixed with the second screw rod 31, and when the third servo motor 35 works, the second screw rod 31 can be driven to rotate, so that the rotating block 34 can be driven to move up and down.

When the falling ball impact testing machine is used, after the falling ball is dropped and the falling ball test is completed, a worker can place the falling steel ball in the accommodating groove 341 at the lower part, and the worker can drive the second screw 31 to rotate along with the operation of the third servo motor 35, so that the vertical moving beam 32 can be driven to drive the rotating block 34 to move upwards, the rotating block 34 can be driven to reach the ball holding assembly 22, the second servo motor 33 can drive the rotating block 34 to rotate, the steel ball is overturned from the accommodating groove 341 and is discharged between the two ball holding frames 223, the steel ball test is carried out for the next time, the worker is prevented from frequently bending down to pick up the ball and then taking up to place the falling ball, the working pressure of the worker is reduced, the working efficiency is improved, and the continuous work is facilitated.

As an embodiment, the lifting mechanism 3 further includes a riser 36, the riser 36 is fixed to the first sliding plate 16 and the second sliding plate 17, the second screw 31 is rotatably connected to one side of the riser 36, the vertical moving beam 32 is slidably connected to the riser 36, and the movement of the first sliding plate 16 and the second sliding plate 17 also drives the riser 36 to move together, so as to drive the lifting mechanism 3 and the ball dropping mechanism 2 to move up and down synchronously.

As an embodiment, a first driving cylinder 161 is fixed on the upper side of the first sliding plate 16, the first driving cylinder 161 is vertically arranged, the fixing plate 221 is fixedly connected with a telescopic rod of the first driving cylinder 161, and the first driving cylinder 161 can finely adjust the heights of the two ball holding frames 223.

As an embodiment, a second driving cylinder 23 is fixed on one side of the fixing plate 221 away from the frame, a limiting block 24 is fixed on a telescopic rod of the second driving cylinder 23 in a downward manner, a ball groove 241 is formed in the lower side of the limiting block 24, the limiting block 24 is located on the upper sides of the two ball holding frames 223, and when a steel ball is located between the two ball holding frames 223, the second driving cylinder 23 can drive the limiting block 24 to move downward, so that the position of the steel ball can be limited, and the steel ball can fall into the ball falling tube 21 stably.

Further, a top block 211 is fixed at the upper end of the ball drop tube 21, a through groove 2111 is formed in the middle of the top block 211, the through groove 2111 is communicated with the ball drop tube 21, and the axial direction of the through groove 2111 is the same as the axial direction of the spherical groove 241. The steel ball can enter the ball falling pipe from the through groove 2111, and falling deflection of the steel ball is further avoided.

The utility model has the implementation principle that when in operation, the steel ball can be mutually moved by the two ball holding frames 223 to hold the steel ball, the two ball holding frames 223 move towards the mutually far direction, and the steel ball can be dropped and adjusted into the ball dropping pipe 21, so that the steel ball can be used for steel ball test. After the steel ball falls and completes the falling ball test, a worker can place the falling steel ball in the accommodating groove 341 along with the operation of the third servo motor 35, and can drive the second screw 31 to rotate, so that the vertical moving beam 32 can be driven to drive the rotating block 34 to move upwards, the rotating block 34 can be driven to reach the ball holding component 22, the second servo motor 33 drives the rotating block 34 to rotate, the steel ball is overturned and discharged between the two ball holding frames 223 from the accommodating groove 341, the steel ball test is carried out for the next time, the worker is prevented from frequently bending down to pick up the ball and then lift up to place the falling ball, the working pressure of the worker is reduced, the working efficiency is improved, and continuous work is facilitated.

Those skilled in the art will appreciate that the above-described preferred embodiments can be freely combined and stacked without conflict.

It will be understood that the above-described embodiments are merely illustrative and not restrictive, and that all obvious or equivalent modifications and substitutions to the details given above may be made by those skilled in the art without departing from the underlying principles of the utility model, are intended to be included within the scope of the appended claims.

Claims

1. A falling ball impact testing machine with a fast steel ball loading function, characterized by comprising a falling ball mechanism and a lifting mechanism;

The ball-dropping mechanism includes a ball-dropping tube and a ball-holding assembly. The ball-holding assembly is located above the ball-dropping tube. The ball-dropping tube is vertically arranged. The ball-holding assembly includes a two-way cylinder and two ball-holding racks. The two-way cylinder is arranged above the ball-dropping tube. The two ball-holding racks are arranged opposite to each other. The two telescopic rods of the two-way cylinder are respectively fixed to the two ball-holding racks.

The lifting mechanism includes a second screw, a vertical moving beam, a second servo motor and a rotating block. The vertical moving beam is slidably connected to the ball dropping mechanism in the vertical direction. The second screw is rotatably connected to one side of the ball dropping mechanism. The vertical moving beam is threadedly connected to the second screw. The second servo motor is fixed to the vertical moving beam. The output shaft of the second servo motor is fixed to the rotating block. The rotating block is provided with a receiving groove that can accommodate steel balls.

2. The drop ball impact testing machine for rapid steel ball loading according to claim 1, further comprising a frame, the frame comprising a bottom plate, a crossbeam, and two longitudinal beams;

Two sliding rods are fixed between the crossbeam and the bottom plate, and a first sliding plate and a second sliding plate are slidably connected to the two sliding rods. The ball drop tube is fixed to the first sliding plate and the second sliding plate. A fixing frame is fixed in the frame, and the sliding rod is passed through the fixing frame.

A first screw rod arranged vertically is rotatably connected in the frame to the lower side of the fixing frame, and the first screw rod is threadedly connected to the second sliding plate.

3. A falling ball impact testing machine for quickly loading a steel ball as described in claim 2, characterized in that the lifting mechanism includes a vertical plate, the vertical plate is fixed to the first sliding plate and the second sliding plate, the second screw is rotatably connected to one side of the vertical plate, and the vertical movable beam is slidably connected to the vertical plate.

4. A falling ball impact testing machine with a fast steel ball loading as described in claim 1, characterized in that a third servo motor is further fixed to one side of the falling ball mechanism, and the output shaft of the third servo motor is fixed to the second screw.

5. A falling ball impact testing machine for quickly loading a steel ball as described in claim 2, characterized in that the ball holding assembly further includes a fixed plate, the fixed plate is arranged on the upper side of the first sliding plate, and the bidirectional cylinder is fixed on the fixed plate.

6. A falling ball impact testing machine for quickly loading a steel ball as described in claim 5, characterized in that a first driving cylinder is fixed on the first sliding plate, and a telescopic rod of the first driving cylinder is arranged upward and fixedly connected to the fixed plate.

7. A falling ball impact testing machine for quickly loading a steel ball as described in claim 5, characterized in that a second driving cylinder is fixed to the side of the fixed plate away from the frame, a limit block is fixed downwardly on the telescopic rod of the second driving cylinder, and a spherical groove is provided on the lower side of the limit block.