CN218239679U - Non-standard impact test device - Google Patents
Non-standard impact test device Download PDFInfo
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- CN218239679U CN218239679U CN202222240416.3U CN202222240416U CN218239679U CN 218239679 U CN218239679 U CN 218239679U CN 202222240416 U CN202222240416 U CN 202222240416U CN 218239679 U CN218239679 U CN 218239679U
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Abstract
The utility model discloses a non-standard impact test device, which belongs to the technical field of impact tests, wherein a steel plate is arranged on a first guide post, a second guide post and a stand column, and a pulley can be arranged on the upper surface of the steel plate, so that a traction rope rotates around the pulley; the haulage rope is walked around the pulley and is passed the steel sheet, connect the one end of haulage rope on impact device, the other end of haulage rope is connected on square iron plate, at steel sheet lower surface installation spring, impact device drives square iron plate and recording pen along the axial upward movement of first guide post through the haulage rope and comes compression spring, make impact device along the axial downward movement striking anchor clamps of second guide post or take the anchor clamps of sample, the recording pen is with square iron plate upward movement, and the setting-out on the recording plate, the end of line is the position of square iron plate when impact device whereabouts to the minimum promptly, record the distance between two square iron plate positions, promptly for breaking the energy that the sample consumed, can be used for the appearance sample shock resistance.
Description
Technical Field
The utility model belongs to the technical field of the impact test, a nonstandard impact test device is related to.
Background
The toughness is one of the main mechanical indexes of the metal material and is an important basis for evaluating the quality of the smelting and processing processes of the metal material. The common toughness detection method in engineering is an impact test, which is divided into a pendulum impact method and a drop hammer impact method, and the corresponding standards of the two methods are GB/T229 metal Charpy notched impact test method and GB/T8363 ferrite steel drop hammer tear test method. Pendulum impact is suitable for the impact test of less energy, and drop hammer impact is suitable for the impact test of big energy. The two methods are characterized in that a pendulum bob or a drop hammer with certain mass is lifted to a certain height, then a standard sample is placed on a sample seat, then the pendulum bob/the drop hammer is released, the sample is broken in the falling process of the hammer, the energy consumed by the hammer in breaking the sample is defined as the impact energy of the material, and the quality of the toughness of the metal material is judged according to the impact energy.
The shape and size of the impact sample and the shape and weight of the hammer head are all required in detail in the standard. However, in the work of designing and improving the quality of parts of an automobile transmission system, design and process personnel often need to detect and compare the impact resistance of a certain part or a specific part of a certain part, namely the toughness of the part. However, the sample is an actual part or a cut block on the part, and the condition of processing the sample into a standard sample cannot be realized on a standard impact testing machine, and the nonstandard test data has great practical application value.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve among the prior art in automobile transmission system part design and the quality improvement work, because the sample is actual part or the dicing on the part, does not possess the condition of processing into standard sample, the problem of unable completion on standard impact tester provides a non-standard impact test device.
In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:
the utility model provides a non-standard impact test device, including base, steel sheet and haulage rope, first guide post and second guide post are installed to the both ends of base, and the stand is installed to the centre of first guide post and second guide post, the steel sheet is installed on the upper surface of first guide post, second guide post and stand, and two pulleys are symmetrically installed to the steel sheet upper surface, and the spring that corresponds with the pulley is installed to the one end of steel sheet lower surface, and the spring is located first guide post; a square iron plate is arranged below the spring, the square iron plate is sleeved on the first guide column, and the second guide column is sleeved with an impact device; the upper surface of the square iron plate is provided with a recording pen, and the outer wall surface of the upright post is provided with a recording plate recorded by the recording pen; the pull rope is wound on the two pulleys, one end of the pull rope penetrates through the steel plate to be connected with the square iron plate, the other end of the pull rope penetrates through the steel plate to be connected with the impact device, a clamp for clamping a sample is arranged below the impact device, and the clamp is arranged on the base.
Preferably, the impact device comprises a hammer head, a support box and a counterweight;
the hammer is installed at the lower surface of supporting box, the counter weight is located the interior bottom surface of supporting box.
Preferably, the hammer head is installed at the central position of the lower bottom surface of the support box.
Preferably, the jig is located directly below the hammer head.
Preferably, the base is made of steel.
Preferably, the base and the clamp are connected through a bolt.
Preferably, the hauling cable is made of steel wires.
Preferably, the side length of the square iron plate is larger than the diameter of the spring.
Preferably, the first guide column and the second guide column are arranged at the same height as the upright column.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model provides a non-standard impact test device, which installs a steel plate on a first guide post, a second guide post and a stand column, and can install a pulley on the upper surface of the steel plate to make a traction rope rotate around the pulley; the haulage rope is walked around the pulley and is passed the steel sheet, connect the one end of haulage rope on impact device, the other end of haulage rope is connected on square iron plate, at steel sheet lower surface installation spring, impact device drives square iron plate and recording pen along the axial upward movement of first guide post through the haulage rope and comes compression spring, make impact device along the axial downward movement striking anchor clamps of second guide post or take the anchor clamps of sample, the recording pen is with square iron plate upward movement, and the setting-out on the recording plate, the end of line is the position of square iron plate when impact device whereabouts to the minimum promptly, record the distance between two square iron plate positions, promptly for breaking the energy that the sample consumed, can be used for the appearance sample shock resistance. Therefore, the utility model provides a non-standard impact test device uses the fixed various types of samples of general anchor clamps, and the impact device lifting that will have certain quality releases after the take the altitude, strikes sample specific part, measures the energy loss when impact device breaks the sample through spring of compression for measure the shock resistance of part, realize that this type of non-standard shock resistance is experimental.
Furthermore, the support box moves downwards along the axial direction of the second guide post through the balance weight, a sample arranged on the clamp is impacted by the hammer head, and the square iron plate can move upwards along the axial direction of the first guide post.
Furthermore, the hammer head is arranged at the central position of the lower bottom surface of the supporting box, so that the stress is more uniform in the impact process, and the clamp is not easy to be damaged by the impact.
Further, the base is made of steel, and the purpose is to avoid the base to be too light, and the stand topples over in the test process.
Furthermore, the traction rope is made of steel wires, so that the traction rope is not easy to break when sliding on the pulley; the steel wire is adopted to be made, and the effect of a safety test can be achieved.
Further, the side length of the square iron plate is larger than the diameter of the spring in order to compress the spring.
Furthermore, the first guide column and the second guide column are arranged at the same height as the upright column, so that the steel plate is horizontally installed, and the test precision is higher.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is the structure diagram of the non-standard impact testing device of the present invention.
Wherein: 110-a base; 111-upright post; 120-clamp and sample; 130-hammer head; 140-support box; 150-a counterweight; 160-a pull rope; 170-a first guide post; 171-a second guide post; 180-a pulley; 190-a spring; 200-a recording plate; 210-a stylus; 220-square iron plate; 230-steel plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "upper", "lower", "horizontal", "inner", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship that the product of the present invention is usually placed when in use, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be interpreted as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
Furthermore, the term "horizontal", if present, does not mean that the component is required to be absolutely horizontal, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "set", "mounted", "connected" and "connected" should be interpreted broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The present invention will be described in further detail with reference to the accompanying drawings:
the utility model provides a non-standard impact test device, as shown in fig. 1, including base 110, stand 111, anchor clamps 120, tup 130, supporting box 140, counter weight 150, haulage rope 160, guide post 170, pulley 180, spring 190, record board 200, recording pen 210, square iron plate 220 and steel sheet 230.
The first guide post 170 and the second guide post 171 are installed at both ends of the base 110, the pillar 111 is installed between the first guide post 170 and the second guide post 171, and both the first guide post 170 and the second guide post 171 are disposed at the same height as the pillar 111. The base 110 is a square base made of steel, and the steel has a certain weight and can prevent the upright 111 from toppling over in the test process. The pillars 111 are square pillars having a height of about 1.5m.
The steel plate 230 is arranged on the upper surfaces of the first guide column 170, the second guide column 171 and the upright column 111, the steel plate 230 has certain rigidity to ensure that the steel plate is not deformed when stressed, two pulleys 180 are symmetrically arranged on the upper surface of the steel plate 230, one end of the lower surface of the steel plate 230 is provided with a spring 190 corresponding to the pulleys 180, and the spring 190 is positioned in the first guide column 170; a square iron plate 220 is arranged below the spring 190, the square iron plate 220 is sleeved on the first guide column 170, and an impact device is sleeved on the second guide column 171; the square iron plate 220 has a side length larger than the diameter of the spring 190 for compressing the spring 190.
A recording pen 210 is mounted on the upper surface of the square iron plate 220, and a recording plate 200 recorded by the recording pen 210 is mounted on the outer wall surface of the upright 111, namely, the recording pen 210 lightly contacts with the recording plate 200 mounted on the left side of the upright 111; the hauling cable 160 is made of steel wire, a first center hole and a second center hole are formed in the steel plate 230, the first center hole is located at the center of the first guide post, the second center hole is located at the center of the second guide post, the diameters of the first center hole and the second center hole are about 10mm, and the first center hole, the left pulley 180 and the spring 190 are on the same vertical line. The traction rope 160 is wound on the two pulleys 180, one end of the traction rope 160 penetrates through a first center hole of the steel plate 230 to be connected with the square iron plate 220, the other end of the traction rope 160 penetrates through a second center hole of the steel plate 230 to be connected with the center of the upper surface of the impact device, a clamp 120 for clamping a sample is arranged below the impact device, the clamp 120 is arranged on the base 110, the clamp 120 is positioned right below the hammer head 130, the base 110 is connected with the clamp 120 through bolts, and the clamp 120 can be used for fixing samples in various shapes; a certain space is reserved between the fixed sample and the base 110 to prevent the hammer head 130 from striking the base 110.
Wherein, the impact device comprises a hammer head 130, a support box 140 and a counterweight 150; the hammer head 130 is arranged on the lower surface of the support box 140, the hammer head 130 is made of steel, the hardness of the hammer head 130 is not lower than 50HRC after heat treatment, and the hammer head 130 is arranged in the center of the lower bottom surface of the support box 140, so that the sample on the clamp is uniformly stressed. The weight 150 is located on the inner bottom surface of the support case 140, and the size of the weight 150 can be adjusted according to the size of the sample. The rigidity and the free height of the spring 190 are matched with the weight and the lifting height of the counterweight 150, so that when the hammer head 130 falls down in an unloaded state, the spring 190 cannot be pressed, and the hammer head 130 does not collide with the base 110.
When the non-standard impact test device provided by the utility model is used, firstly, the hammer head 130 is lifted to a certain height, and released to enable the hammer head 130 to fall freely, the hammer head 130 drives the traction rope 160 and the square iron plate 220 to move and compress the spring 190, and the recording pen 210 marks a line on the recording plate 200 to record the position of the square iron plate 220 when the hammer head 130 falls to the lowest point; then the sample is fixed on the base 110 by using a clamp 120, so that the impacted part of the sample is aligned with the hammer head 130; lifting the hammer head 130 to the same height again, releasing to enable the hammer head 130 to fall freely, continuing to fall after the hammer head 130 breaks the sample, and recording the position of the square iron plate 220 when the hammer head 130 falls to the lowest point by the recording pen 210; the distance between the positions of the square iron plates 220 when the hammer head 130 falls to the lowest point is measured twice, and the energy loss of the sample punched by the hammer head 130, namely the impact resistance of the sample, can be represented by the distance. The method comprises the following specific steps:
step 1, lifting the hammer head 130 to a certain height, and enabling the hammer head to fall freely after being released; the hammer head 130 drives the square iron plate 220 to compress the spring 190 through the traction rope 160, the recording pen 210 marks a line on the recording plate 200, and the tail end of the line is the position of the square iron plate 220 when the hammer head 130 falls to the lowest point;
step 2, fixing the clamp and the sample 120 on the base 110, wherein the impact part of the sample 120 is aligned with the hammer head 130;
step 3, lifting the hammer head 130 to the same height as that in the step 1, and after releasing, freely falling and breaking the sample 120; the hammer head 130 drives the square iron plate 220 to compress the spring 190 through the traction rope 160, the recording pen 210 marks a line on the recording plate 200, and the tail end of the line is the position of the square iron plate 220 when the hammer head 130 falls to the lowest point;
and 4, measuring the distance between the positions of the square iron plates 220 in the steps 1 and 3 twice to record, namely, the energy consumed for breaking the sample can be used for representing the shock resistance of the sample.
The non-standard impact test device provided by the utility model has simple structure, does not use complex sensors and various measuring devices, and can be manufactured by oneself; the sample is held using the universal fixture 120 without machining the sample to a standard size. The device can be used for completing the impact resistance tests of parts with various shapes, the result is visual, the test process is similar to the actual working condition, and the device is beneficial supplement of standard pendulum bob and drop hammer impact tests.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The non-standard impact test device is characterized by comprising a base (110), a steel plate (230) and a traction rope (160), wherein a first guide column (170) and a second guide column (171) are installed at two ends of the base (110), a vertical column (111) is installed between the first guide column (170) and the second guide column (171), the steel plate (230) is installed on the upper surfaces of the first guide column (170), the second guide column (171) and the vertical column (111), two pulleys (180) are symmetrically installed on the upper surface of the steel plate (230), a spring (190) corresponding to the pulley (180) is installed at one end of the lower surface of the steel plate (230), and the spring (190) is located in the first guide column (170); a square iron plate (220) is arranged below the spring (190), the square iron plate (220) is sleeved on the first guide column (170), and an impact device is sleeved on the second guide column (171); the upper surface of the square iron plate (220) is provided with a recording pen (210), and the outer wall surface of the upright post (111) is provided with a recording plate (200) recorded by the recording pen (210); the drawing rope (160) is wound on the two pulleys (180), one end of the drawing rope (160) penetrates through the steel plate (230) to be connected with the square iron plate (220), the other end of the drawing rope (160) penetrates through the steel plate (230) to be connected with the impact device, a clamp (120) for clamping a sample is arranged below the impact device, and the clamp (120) is installed on the base (110).
2. The non-standard impact testing device according to claim 1, wherein the impact device comprises a hammer head (130), a support box (140) and a counterweight (150);
the hammer head (130) is arranged on the lower surface of the support box (140), and the counterweight (150) is positioned on the inner bottom surface of the support box (140).
3. The non-standard impact testing device according to claim 2, wherein the hammer head (130) is installed at a central position of a lower bottom surface of the support box (140).
4. The non-standard impact testing device according to claim 2, characterized in that the clamp (120) is located directly below the hammer head (130).
5. The non-standard impact testing apparatus according to claim 1, wherein the base (110) is made of steel.
6. The non-standard impact testing apparatus according to claim 1, wherein the base (110) and the clamp (120) are bolted together.
7. The non-standard impact testing device according to claim 1, wherein the pull cord (160) is made of steel wire.
8. The non-standard impact testing device according to claim 1, wherein the square iron plate (220) has a side length greater than a diameter of the spring (190).
9. The non-standard impact testing device according to claim 1, wherein the first guide post (170) and the second guide post (171) are both disposed at the same height as the upright (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222240416.3U CN218239679U (en) | 2022-08-24 | 2022-08-24 | Non-standard impact test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222240416.3U CN218239679U (en) | 2022-08-24 | 2022-08-24 | Non-standard impact test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218239679U true CN218239679U (en) | 2023-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222240416.3U Active CN218239679U (en) | 2022-08-24 | 2022-08-24 | Non-standard impact test device |
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| Country | Link |
|---|---|
| CN (1) | CN218239679U (en) |
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2022
- 2022-08-24 CN CN202222240416.3U patent/CN218239679U/en active Active
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