CN217212036U

CN217212036U - Impact friction fatigue testing machine

Info

Publication number: CN217212036U
Application number: CN202220073863.1U
Authority: CN
Inventors: 张广明
Original assignee: Jinan Jingcheng Testing Technology Co ltd
Current assignee: Jinan Jingcheng Testing Technology Co ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-08-16
Anticipated expiration: 2032-01-12

Abstract

The utility model discloses an impact friction fatigue testing machine relates to fatigue testing machine technical field. The utility model discloses including support frame and layer board, first spout and second spout have been seted up respectively to the support frame inside wall, layer board and first spout sliding fit, second spout internal surface rotates and is connected with the lead screw, and lead screw week side screw-thread fit has the slide, and the cylinder is installed to slide lateral wall, and the cylinder output is connected with the telescopic link, telescopic link one end fixedly connected with picture peg, and the slot has been seted up to layer board lateral wall. The utility model discloses a set up servo motor, lead screw, cylinder, picture peg, layer board and impact head, let the layer board can reach in the support frame arbitrary highly from the first spout in the automatic fall, the cooperation is impacted the head and is strikeed the metal upper surface, high free regulation when having realized the head that strikes freely the falling body to it is stable to strike.

Description

Impact friction fatigue testing machine

Technical Field

The utility model belongs to the technical field of fatigue testing machine, especially, relate to an impact friction fatigue testing machine.

Background

The fatigue testing machine is a machine mainly used for testing the fatigue performance of metal and alloy materials thereof under the conditions of tensile and compression or tensile and compression alternating loads at room temperature.

However, the existing fatigue test machine can impact metal in a free-falling mode, but the height of the free-falling body is inconvenient to adjust, and the impact efficiency is general; therefore, an impact friction fatigue testing machine is proposed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an impact friction fatigue testing machine solves current fatigue testing chance and adopts the mode of free fall to strike the metal, however the high inconvenient regulation of free fall to strike the general problem of efficiency.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to an impact friction fatigue testing machine, which comprises a supporting frame and a supporting plate, wherein the inner side wall of the supporting frame is respectively provided with a first chute and a second chute, the supporting plate is in sliding fit with the first chute, the inner surface of the second chute is rotationally connected with a lead screw, the peripheral side surface of the lead screw is in threaded fit with a slide seat, one side wall of the slide seat is provided with a cylinder, the output end of the cylinder is connected with a telescopic rod, one end of the telescopic rod is fixedly connected with a plug board, one side wall of the supporting plate is provided with a slot, the plug board is in clamping fit with the slot, a metal to be tested is placed on the upper surface of a test bed, a servo motor drives the lead screw to rotate, the lead screw is matched with the slide seat to enable the slide seat to freely lift, when the slide seat and the supporting plate are kept horizontal, the cylinder drives the telescopic rod to stretch, the plug board is inserted into the slot, the slide seat is lifted, the supporting plate is lifted up simultaneously, and the supporting plate slides in the first chute, the mode enables the supporting plate to reach any height in the supporting frame, when the supporting plate reaches the designated height, the air cylinder withdraws the telescopic rod, the inserting plate is separated from the inserting groove, the supporting plate loses support and automatically falls down from the first sliding groove to impact the upper surface of the metal in cooperation with the impact head, so that the height of the impact head can be freely adjusted when the impact head freely falls, and the impact is stable; when the impact head falls, the servo motor continues to drive the sliding seat to move downwards, and the operation of freely falling the supporting plate is repeated.

And a servo motor is installed at one end of the screw rod.

The utility model discloses a test machine, including layer board, buffer spring, impact head, buffer spring cooperation punching press board, layer board bottom surface is connected with a plurality of buffer spring, buffer spring one end is connected with the punching press board, punching press board bottom surface fixedly connected with strikes the head, and the vibrations that the layer board produced are alleviated effectively to buffer spring cooperation punching press board, reduces the wearing and tearing of layer board, makes this testing machine more durable, and stability is better.

The upper surface of the stamping plate is fixedly connected with a plurality of second limiting columns, the second limiting columns are in sliding fit with the supporting plate, and the second limiting columns avoid dislocation of the stamping plate and the impact head.

The first spacing post of second spout internal surface fixed connection, first spacing post and slide sliding fit, stability when first spacing post promotes the slide and slides.

A plurality of limiting rods are fixedly connected to one side wall of the inserting plate, the limiting rods are in sliding fit with the sliding seat, and the stability of the inserting plate when the inserting plate is inserted into the inserting groove is improved by the limiting rods.

The first sliding chute bottom surface is fixedly connected with a test bed.

The utility model discloses following beneficial effect has:

the utility model discloses a set up servo motor, lead screw, cylinder, picture peg, layer board and impact head, let the layer board can reach arbitrary height in the support frame, when the layer board reaches appointed height, the cylinder withdraws the telescopic link, and the picture peg breaks away from the slot, and the layer board loses the support, falls automatically from first spout, cooperates the impact head to strike the metal upper surface, has realized the free adjustment of height when the impact head falls freely, and strikes stably; through setting up buffer spring and punching press board, alleviate the vibrations that the layer board produced effectively, reduce the wearing and tearing of layer board, make this testing machine more durable, stability is better.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

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

FIG. 1 is a schematic isometric view of an impact friction fatigue testing machine;

FIG. 2 is a schematic view of an impact friction fatigue testing machine;

FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 2;

FIG. 4 is a schematic view of a cross-sectional view B-B in FIG. 3;

FIG. 5 is a schematic view of the cross-sectional structure C-C of FIG. 3;

fig. 6 is a schematic rear perspective view of an impact friction fatigue testing machine.

In the drawings, the components represented by the respective reference numerals are listed below: 1. a support frame; 2. a first chute; 3. a second chute; 4. a support plate; 5. a buffer spring; 6. stamping the plate; 7. an impact head; 8. a screw rod; 9. a servo motor; 10. a slide base; 11. a cylinder; 12. a first limit post; 13. a second limit post; 14. a telescopic rod; 15. inserting plates; 16. a slot; 17. a limiting rod; 18. a test bed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-6, the utility model relates to an impact friction fatigue testing machine, which comprises a supporting frame 1 and a supporting plate 4, wherein the inner side wall of the supporting frame 1 is respectively provided with a first chute 2 and a second chute 3, the supporting plate 4 is in sliding fit with the first chute 2, the inner surface of the second chute 3 is rotatably connected with a screw rod 8, the peripheral side of the screw rod 8 is in threaded fit with a slide seat 10, a cylinder 11 is installed on one side wall of the slide seat 10, the output end of the cylinder 11 is connected with a telescopic rod 14, one end of the telescopic rod 14 is fixedly connected with an inserting plate 15, one side wall of the supporting plate 4 is provided with a slot 16, the inserting plate 15 is in clamping fit with the slot 16, a metal to be tested is placed on the upper surface of a test bench 18, a servo motor 9 drives the screw rod 8 to rotate, the screw rod 8 cooperates with the slide seat 10 to enable the slide seat 10 to freely lift, when the slide seat 10 and the supporting plate 4 are kept horizontal, the cylinder 11 drives the telescopic rod 14 to stretch, the inserting plate 15 is inserted into the slot 16, the sliding seat 10 is lifted, the supporting plate 4 is lifted at the same time, the supporting plate 4 slides in the first sliding groove 2, the supporting plate 4 can reach any height in the supporting frame 1 in the mode, when the supporting plate 4 reaches the designated height, the air cylinder 11 withdraws the telescopic rod 14, the inserting plate 15 is separated from the inserting groove 16, the supporting plate 4 loses support and automatically falls down from the first sliding groove 2, the impact head 7 is matched to impact the upper surface of the metal, the height of the impact head 7 during free falling is freely adjusted, and the impact is stable; when the impact head 7 falls, the servo motor 9 continues to drive the sliding seat 10 to move downwards, and the operation of freely falling the supporting plate 4 is repeated.

And a servo motor 9 is arranged at one end of the screw rod 8.

The bottom surface of the supporting plate 4 is connected with a plurality of buffer springs 5, one end of each buffer spring 5 is connected with a stamping plate 6, the bottom surface of each stamping plate 6 is fixedly connected with an impact head 7, the buffer springs 5 are matched with the stamping plates 6 to effectively relieve the vibration generated by the supporting plate 4, the abrasion of the supporting plate 4 is reduced, and the testing machine is more durable and better in stability.

The upper surface of the punching plate 6 is fixedly connected with a plurality of second limiting columns 13, the second limiting columns 13 are in sliding fit with the supporting plate 4, and the second limiting columns 13 avoid dislocation of the punching plate 6 and the impact head 7.

The inner surface of the second sliding groove 3 is fixedly connected with a first limiting column 12, the first limiting column 12 is in sliding fit with the sliding seat 10, and the first limiting column 12 improves the stability of the sliding seat 10 during sliding.

A plurality of limiting rods 17 are fixedly connected to one side wall of the inserting plate 15, the limiting rods 17 are in sliding fit with the sliding seat 10, and the stability of the inserting plate 15 when the inserting plate is inserted into the slot 16 is improved by the limiting rods 17.

The bottom surface of the first chute 2 is fixedly connected with a test bed 18.

The embodiment is a use method of an impact friction fatigue testing machine as shown in fig. 1-6: the method comprises the steps that a metal to be tested is placed on the upper surface of a test bed 18, a servo motor 9 drives a screw rod 8 to rotate, the screw rod 8 is matched with a sliding seat 10 to enable the sliding seat 10 to freely lift, when the sliding seat 10 and a supporting plate 4 are kept horizontal, an air cylinder 11 drives a telescopic rod 14 to stretch and retract, an inserting plate 15 is inserted into a slot 16, the sliding seat 10 is lifted, the supporting plate 4 is lifted at the same time, the supporting plate 4 slides in a first sliding groove 2, the supporting plate 4 can reach any height in a supporting frame 1 in the mode, when the supporting plate 4 reaches a specified height, the air cylinder 11 withdraws the telescopic rod 14, the inserting plate 15 is separated from the slot 16, the supporting plate 4 loses support, automatically falls down from the first sliding groove 2, the impact head 7 is matched to impact the upper surface of the metal, the height of the impact head 7 during free falling is adjusted, and the impact is stable; when the impact head 7 falls, the servo motor 9 continues to drive the sliding seat 10 to move downwards, and the operation of freely falling the supporting plate 4 is repeated repeatedly; the buffer spring 5 is matched with the stamping plate 6 to effectively relieve the vibration generated by the supporting plate 4, reduce the abrasion of the supporting plate 4 and make the testing machine more durable, the first limiting column 12 improves the stability of the sliding seat 10 when sliding, and the limiting rod 17 improves the stability of the inserting plate 15 when being inserted into the slot 16; the type of the servo motor 9 is LSR 60; the cylinder 11 is SC80X75 model.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an impact friction fatigue testing machine, includes support frame (1) and layer board (4), its characterized in that: first spout (2) and second spout (3) have been seted up respectively to support frame (1) inside wall, layer board (4) and first spout (2) sliding fit, second spout (3) internal surface rotates and is connected with lead screw (8), lead screw (8) week side screw-thread fit has slide (10), cylinder (11) are installed to slide (10) a lateral wall, cylinder (11) output is connected with telescopic link (14), telescopic link (14) one end fixedly connected with picture peg (15), slot (16) have been seted up to layer board (4) a lateral wall, picture peg (15) clamp the cooperation with slot (16).

2. An impact friction fatigue testing machine according to claim 1, characterized in that a servo motor (9) is installed at one end of the screw rod (8).

3. The impact friction fatigue testing machine according to claim 1, characterized in that a plurality of buffer springs (5) are connected to the bottom surface of the supporting plate (4), one end of each buffer spring (5) is connected with a stamping plate (6), and the bottom surface of each stamping plate (6) is fixedly connected with an impact head (7).

4. The impact friction fatigue testing machine according to claim 3, wherein a plurality of second limiting columns (13) are fixedly connected to the upper surface of the stamping plate (6), and the second limiting columns (13) are in sliding fit with the supporting plate (4).

5. The impact friction fatigue testing machine according to claim 1, wherein a first limit post (12) is fixedly connected to the inner surface of the second sliding chute (3), and the first limit post (12) is in sliding fit with the sliding seat (10).

6. The impact friction fatigue testing machine according to claim 1, wherein a plurality of limiting rods (17) are fixedly connected to one side wall of the inserting plate (15), and the limiting rods (17) are in sliding fit with the sliding seat (10).

7. An impact friction fatigue testing machine according to claim 1, characterized in that a test bed (18) is fixedly connected to the bottom surface of the first chute (2).