CN208140327U - A kind of novel shock table - Google Patents

Abstract

The utility model discloses a novel impact test bench, which comprises a base, a backing plate is fixedly installed at the center of the top of the base, guide columns are fixedly installed on the left and right sides of the top of the base, and the left and right sides of the lower surface of the crossbeam Sleeves are fixedly installed on both sides, and a compression spring is sleeved on the inner top of the sleeve, and an impact plate is fixedly installed at the center of the bottom end of the slide plate. In this new type of impact test bench, the workpiece to be tested is placed on the upper surface of the backing plate, the motor drives the rope roller to rotate, the steel wire rope drives the slide plate to move upward through the connection of the hook and the hanging ring, and the ejector rod drives the compression spring to compress upward through the baffle plate. When the height and strength required for the test are reached, the hook is released, and the slide plate falls down quickly under the elastic action of the compression spring and its own weight. The slide plate drives the impact plate to impact the workpiece downward, and the compression spring increases the impact force of the impact plate downward. , to make the workpiece withstand greater impact, so that the test effect is better.

Description

A new type of impact test bench

technical field

The utility model relates to the technical field of impact testing, in particular to a novel impact testing stand.

Background technique

The impact test bench is a machine used in the laboratory to simulate the ability of the product to withstand impact damage in actual use. The impact test bench is used to evaluate the adaptability of the product to the impact environment, and then the structural strength of the product is optimized through the test data to correctly evaluate the product. Impact resistance can effectively improve the reliability of product use. In the existing technology, for example, the patent application number 201620426502.5 includes the impact main body, the impact table and the lifting cylinder, and the positive working chamber and the outside world pass through the positive exhaust channel. Connected, the reverse working chamber and the working air source are connected through the reverse air intake passage, and the outside of the working chamber is provided with an air storage chamber, and the working air source is collected in the air storage chamber, and the air storage chamber and the forward working chamber pass through the It is connected to a plurality of forward air intake passages evenly distributed, and the reverse working chamber is connected to the outside world through a plurality of reverse exhaust passages uniformly arranged along the horizontal ring direction. The exhaust channels are connected synchronously. Although the utility model can quickly inhale the forward working chamber and quickly exhaust the reverse working chamber, the impact force on the workpiece is small, so that the experimental effect is not good.

Utility model content

The purpose of this utility model is to provide a new type of impact test bench to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a new type of impact test bench, including a base, a backing plate is fixedly installed at the center of the top of the base, and guide columns are fixedly installed on the left and right sides of the top of the base , the top of the guide column is fixedly installed with a crossbeam, the top right side of the crossbeam is fixedly installed with a motor, the top left side of the crossbeam is fixedly installed with a bracket, the inner side of the bracket is installed with a rope roller, and the rope roller The right side of the rope roller is fixedly connected with the motor, the outer wall of the rope roller is wound with a steel wire rope, the bottom end of the steel wire rope is equipped with a hook, the left and right sides of the lower surface of the beam are fixedly installed with sleeves, and the inside of the sleeve The top end is sleeved with a compression spring, the inner bottom end of the sleeve is sleeved with a push rod, the top end of the push rod is fixedly installed with a baffle, the bottom end of the inner wall of the sleeve is fixedly mounted with a block, and the top end of the sleeve is fixedly mounted with a block. The bottom end of the rod runs through the casing, the outer wall of the guide column is equipped with a slide plate, and a hanging ring is fixedly installed at the center of the top end of the slide plate. The impact plate is fixedly installed.

Preferably, the four corners of the bottom end of the base are all equipped with adjustment feet, and the top ends of the adjustment feet are fixedly equipped with bolts, the bolts are threaded with the base, the outer walls of the bolts are sleeved with nuts, and the nuts Threaded connection with bolts.

Preferably, a sliding sleeve is installed at the joint between the sliding plate and the guide column.

Preferably, a scale line is provided on the right outer wall of the guide column.

Preferably, rubber pads are installed on the bottom ends of the adjusting feet.

Compared with the prior art, the beneficial effect of the utility model is: the new impact test bench, the workpiece to be tested is placed on the upper surface of the backing plate, the motor drives the rope roller to rotate, and the rope roller drives the steel wire rope to wrap around the outer wall of the rope roller. The steel wire rope drives the slide plate to move upward through the connection of the hook and the hanging ring, and the push rod drives the compression spring to compress upward through the baffle. Under the action, it falls down quickly, the slide plate drives the impact plate to impact the workpiece downward, and the compression spring increases the impact force of the impact plate downward, so that the workpiece can bear a greater impact force and the test effect is better.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of compression spring of the utility model;

Fig. 3 is a schematic diagram of the structure of the adjusting foot of the utility model;

Fig. 4 is a schematic diagram of the structure of the hook of the present invention.

In the figure: 1. Base, 2. Guide column, 3. Backing plate, 4. Adjusting feet, 5. Skateboard, 6. Impact plate, 7. Sliding sleeve, 8. Beam, 9. Motor, 10. Bracket, 11. Rope roller, 12, wire rope, 13, hanging ring, 14, scale line, 15, sleeve pipe, 16, push rod, 17, compression spring, 18, baffle plate, 19, block, 20, bolt, 21, nut , 22, rubber pad, 23, hook.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-4, the utility model provides a technical solution: a new type of impact test bench, including a base 1, the four corners of the bottom of the base 1 are equipped with adjustable feet 4, the adjustable feet 4 can adjust the height, so that the base 1 It is in a horizontal position, and the work is more stable. The top of the adjustment pad 4 is fixed with a bolt 20. The bolt 20 is threaded with the base 1. The outer wall of the bolt 20 is sleeved with a nut 21. The nut 21 can lock the bolt 20 to prevent the bolt 20 from loosening. , the nut 21 is threadedly connected with the bolt 20, the bottom end of the adjustment foot 4 is provided with a rubber pad 22, the rubber pad 22 can play the role of vibration damping and anti-skid, the top center of the base 1 is fixedly installed with a backing plate 3, the to-be-tested The workpiece is placed on the upper surface of the backing plate 3, and the left and right sides of the top of the base 1 are fixedly equipped with guide columns 2, and the outer wall on the right side of the guide column 2 is provided with a scale line 14, which can display the raised height of the slide plate 5, A beam 8 is fixedly installed on the top of the guide column 2, and a motor 9 is fixedly installed on the right side of the top of the beam 8. The model of the motor 9 is R107R77. Motor 9 stops working, and support 10 is fixedly installed on the left side of the top of crossbeam 8, and rope roller 11 is installed on the inboard of support 10, and the right side of rope roller 11 is fixedly connected with motor 9, and the outer wall of rope roller 11 is wound with wire rope 12, and the wire rope The bottom end of 12 is equipped with hook 23, and hook 23 can open the connection with hanging ring 13, makes slide plate 5 fall rapidly, and the left and right sides of the lower surface of crossbeam 8 are all fixedly installed with sleeve pipe 15, and the inner top of sleeve pipe 15 is socketed There is a compression spring 17, the elastic coefficient of the compression spring 17 is 20N/CM, the inner bottom of the sleeve 15 is sleeved with a push rod 16, the top of the push rod 16 is fixedly equipped with a baffle 18, and the bottom of the inner wall of the sleeve 15 is fixed Block 19 is installed, the bottom end of push rod 16 runs through casing 15, slide plate 5 is installed on the outer wall of guide post 2, and slide sleeve 7 is installed at the junction of slide plate 5 and guide post 2, and slide sleeve 7 can be installed on guide post 2 The outer wall of the slide plate 5 slides up and down, the top center of the slide plate 5 is fixedly equipped with a hanging ring 13, the top of the hang ring 13 is connected to the hook 23, and the bottom end center of the slide plate 5 is fixedly equipped with an impact plate 6, and the slide plate 5 is fixed on the compression spring 17 Under the action of elasticity and its own weight, the sliding plate 5 drives the impact plate 6 to impact the workpiece downward, and the impact resistance of the workpiece is measured according to the deformation of the workpiece.

The workpiece to be tested is placed on the upper surface of the backing plate 3, the external power supply of the motor 9 is connected, the motor 9 starts to work, the motor 9 drives the rope roller 11 to rotate, the rope roller 11 drives the steel wire rope 12 to wrap around the outer wall of the rope roller 11, and the steel wire rope 11 The hook 23 and the hanging ring 13 drive the slide plate 5 to move upward, the upper surface of the slide plate 5 touches the bottom end of the push rod 16, the slide plate 5 drives the push rod 16 to move upward, and the push rod 16 drives the compression spring 17 upward through the baffle plate 18 Compression, when the height and strength required for the test are reached, the power supply of the motor 9 is disconnected, the motor 9 stops rotating, the hook 23 is released, the slide plate 5 falls rapidly downward under the elastic action of the compression spring 17 and the action of its own weight, and the slide plate 5 drives the impact plate 6 to impact the workpiece downward, and the compression spring 17 increases the downward impact force of the impact plate 6, so that the workpiece can bear a greater impact force and the test effect is better.

In the description of the present utility model, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", " The orientation or positional relationship indicated by "top", "inner", "front", "central", "both ends" etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the utility model and simplifying the description , rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the utility model.

In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only, and should not be understood as indicating or implying relative importance or implicitly specifying the number of indicated technical features, Thus, a feature defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

In this utility model, unless otherwise clearly specified and limited, terms such as "installation", "setting", "connection", "fixation" and "rotation" should be understood in a broad sense, for example, it may be a fixed connection, It can also be a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components or the interaction of two components Unless otherwise clearly defined, those skilled in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (5)

1. A novel impact test stand, comprising a base (1), is characterized in that: a backing plate (3) is fixedly installed at the center of the top of the base (1), and the top left and right sides of the base (1) are A guide column (2) is fixedly installed, and a beam (8) is fixedly installed on the top of the guide column (2), and a motor (9) is fixedly installed on the top right side of the beam (8), and the beam (8) A bracket (10) is fixedly installed on the left side of the top of the bracket (10), and a rope roller (11) is installed on the inside of the bracket (10), and the right side of the rope roller (11) is fixedly connected with the motor (9). The outer wall of (11) is wound with a steel wire rope (12), the bottom end of the steel wire rope (12) is equipped with a hook (23), and the left and right sides of the lower surface of the crossbeam (8) are fixedly equipped with casings (15), The inner top end of the sleeve (15) is sleeved with a compression spring (17), the inner bottom end of the sleeve (15) is sleeved with a push rod (16), and the top end of the push rod (16) is fixedly installed There is a baffle (18), the bottom end of the inner wall of the sleeve (15) is fixedly equipped with a block (19), the bottom end of the push rod (16) runs through the sleeve (15), and the guide column (2 ) is equipped with a slide plate (5), the top center of the slide plate (5) is fixedly equipped with a hanging ring (13), and the top of the hanging ring (13) is connected to the hook (23). A shock plate (6) is fixedly installed at the center of the bottom of (5). 2. A new type of impact test bench according to claim 1, characterized in that: the four corners of the bottom end of the base (1) are all equipped with adjusting feet (4), and the top ends of the adjusting feet (4) are fixedly installed Bolt (20) is arranged, and described bolt (20) is threadedly connected with base (1), and the outer wall of described bolt (20) is sleeved with nut (21), and described nut (21) is threaded with bolt (20) connect. 3. A new type of impact test bench according to claim 1, characterized in that: a sliding sleeve (7) is installed at the joint between the sliding plate (5) and the guide column (2). 4. A new type of impact test bench according to claim 1, characterized in that: the right outer wall of the guide column (2) is provided with a scale line (14). 5. A new type of impact test bench according to claim 2, characterized in that: a rubber pad (22) is installed at the bottom of the adjustment pad (4).