CN211121872U

CN211121872U - Vertical impact test bed provided with object clamping and telescoping mechanism

Info

Publication number: CN211121872U
Application number: CN201921928731.7U
Authority: CN
Inventors: 曹辉; 曹邦武; 岳坤; 李道军; 杨士义
Original assignee: Luoyang West Survey Technology Service Co ltd
Current assignee: Luoyang West Survey Technology Service Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-07-28
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses a be provided with article and press from both sides tight telescopic machanism's perpendicular impact test platform, including base, first spring, electro-magnet and second spring, the top of base is provided with the outer clamp plate, and the side of outer clamp plate is connected with first spring to the end-to-end connection of first spring has the interior clamp plate, the below of outer clamp plate and interior clamp plate all is provided with the slider, and the bottom of outer clamp plate top shoe is provided with the lug, the spout has been seted up to the upper surface of base, and the bottom of spout has seted up the draw-in groove, the left and right sides of base top is fixed with the curb plate, and the inside of curb plate has seted up the quad slit to the inside of quad slit is provided with the inserted bar, the centre of inserted bar is provided with the roof, and the top of roof installs the electro-magnet to the inside of inside. The vertical impact test bed with the object clamping and stretching mechanism is convenient to adjust the clamping force and can improve the test accuracy.

Description

Vertical impact test bed provided with object clamping and telescoping mechanism

Technical Field

The utility model relates to a vertical impact test platform technical field specifically is a vertical impact test platform who is provided with the tight telescopic machanism of article clamp.

Background

The vertical impact test bed is generally composed of a base, a supporting disk and a metal ball, wherein the base is used for clamping a test object, the supporting disk is used for placing the metal ball, and the metal ball falls to impact a pipeline, mainly for detecting the impact strength of the pipeline.

Some vertical impact test stands currently on the market:

(1) some spring type clamping devices are inconvenient to adjust the elasticity of the spring, easily cause the object to be clamped to be loose and influence the measurement result;

(2) some vertical impact test benches are not convenient for putting steel balls of different sizes, the baffle below the test bench is drawn out to easily influence the moving direction of the steel balls, and meanwhile, wind power also causes the steel balls to incline when falling, and the accurate vertical falling of the steel balls is easily influenced because the surfaces of the pipeline and the steel balls are cambered surfaces.

We have therefore proposed a vertical impact test stand provided with an article clamping telescopic mechanism in order to solve the problems set out above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be provided with article and press from both sides tight telescopic machanism's perpendicular impact test platform to solve some clamping device on the present market that above-mentioned background art provided and be not convenient for adjust and press from both sides tight intensity, some adverse factors can influence the accurate perpendicular whereabouts of steel ball, the problem of easy incline.

In order to achieve the above object, the utility model provides a following technical scheme: a vertical impact test bed with an object clamping and stretching mechanism comprises a base, a first spring, an electromagnet and a second spring, wherein an outer pressing plate is arranged above the base, the side surface of the outer pressing plate is connected with the first spring, the tail end of the first spring is connected with an inner pressing plate, sliders are arranged below the outer pressing plate and the inner pressing plate, a convex block is arranged at the bottom of each slider on the outer pressing plate, a sliding groove is formed in the upper surface of the base, a clamping groove is formed in the bottom of the sliding groove, side plates are fixed on the left side and the right side above the base, a square hole is formed in each side plate, an inserting rod is arranged in each square hole, a top plate is arranged in the middle of each inserting rod, the electromagnet is arranged above the top plate, an inner groove is formed in the top plate, a placing disc is arranged in each inner groove, and a groove is formed, the limiting groove is formed in the upper portion of the inner groove, a pressing block is arranged at the bottom of the limiting groove, and a second spring is arranged below the pressing block.

Preferably, the inner pressing plate and the outer pressing plate form an elastic structure through the first spring, and the size of the sliding block below the inner pressing plate is different from that of the sliding block below the outer pressing plate.

Preferably, the height of the lower half part of the sliding groove is equal to the height of the sliding block below the inner pressing plate, and the height of the lower half part of the sliding groove is equal to 2 times of the height of the sliding block below the outer pressing plate and the height of the bump.

Preferably, the clamping grooves are distributed at equal intervals below the sliding groove, and the outer pressing plate forms a clamping structure with the base through the clamping grooves and the convex blocks.

Preferably, the placing disc forms a sliding structure through the inner groove and the top plate, and the groove below the placing disc is spherical crown-shaped.

Preferably, the inner wall of the limiting groove is matched with the outer wall of the upper half part of the pressing block, the limiting groove and the pressing block are both hemispheroids, and the distance between the central points of the two adjacent limiting grooves is equal to the distance between the central points of the two adjacent grooves.

Compared with the prior art, the beneficial effects of the utility model are that: this be provided with article and press from both sides vertical impact test platform of telescopic machanism:

(1) the device is provided with the outer pressing plate and the inner pressing plate which can adjust the elasticity, the elasticity of the inner pressing plate of the spring can be adjusted by moving the position of the outer pressing plate and clamping the outer pressing plate with the base, compared with the adjustment of a hydraulic rod, the structure between the two pressing plates can save more space, the adjustable range is also enlarged, and the using effect of the device is improved;

(2) be provided with the dustcoat that keeps out the wind in the below of roof, the spherical crown shape rolling slot that sets up on the base is corresponding with the spherical crown shape recess of supporting disk below, can put into the rolling slot at the pipeline that awaits measuring, the central line of static back pipeline promptly with the central line of top metal ball standing groove on same straight line, guarantee that the spheroid is perpendicular accurate to fall on the pipeline, magnetism disappears after the electro-magnet outage simultaneously, lead to the skew adverse factor when reducing the spheroid whereabouts, the accuracy nature of experimental result has been promoted.

Drawings

FIG. 1 is a schematic view of the overall front view structure of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of the utility model at B in FIG. 1;

FIG. 4 is a side view of the side plate of the present invention;

fig. 5 is a schematic view of the connection structure of the top plate and the placing plate of the present invention.

In the figure: 1. a base; 2. an outer pressing plate; 3. a first spring; 4. an inner pressure plate; 5. a slider; 6. a bump; 7. a chute; 8. a card slot; 9. a side plate; 10. a square hole; 11. inserting a rod; 12. a top plate; 13. an electromagnet; 14. an inner tank; 15. placing a tray; 16. a groove; 17. a limiting groove; 18. briquetting; 19. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a vertical impact test bed provided with an object clamping and stretching mechanism comprises a base 1, an outer pressing plate 2, a first spring 3, an inner pressing plate 4, a sliding block 5, a convex block 6, a sliding groove 7, a clamping groove 8, a side plate 9, a square hole 10, an inserting rod 11, a top plate 12, an electromagnet 13, an inner groove 14, a placing disc 15, a groove 16, a limiting groove 17, a pressing block 18 and a second spring 19, wherein the outer pressing plate 2 is arranged above the base 1, the side surface of the outer pressing plate 2 is connected with the first spring 3, the tail end of the first spring 3 is connected with the inner pressing plate 4, the sliding block 5 is arranged below the outer pressing plate 2 and the inner pressing plate 4, the convex block 6 is arranged at the bottom of the sliding block 5 on the outer pressing plate 2, the sliding groove 7 is arranged on the upper surface of the base 1, the clamping groove 8 is arranged at the bottom of the sliding groove 7, the side plates 9 are fixed at, an insert rod 11 is arranged inside the square hole 10, a top plate 12 is arranged in the middle of the insert rod 11, an electromagnet 13 is arranged above the top plate 12, an inner groove 14 is formed in the top plate 12, a placing disc 15 is arranged inside the inner groove 14, a groove 16 is formed in the bottom of the placing disc 15, a limiting groove 17 is formed above the inner groove 14, a pressing block 18 is arranged at the bottom of the limiting groove 17, and a second spring 19 is arranged below the pressing block 18.

Interior clamp plate 4 constitutes elastic structure through between first spring 3 and the outer clamp plate 2, and the size of the slider 5 of 4 below of interior clamp plate is different with the size of the slider 5 of 2 below of outer clamp plate, can push down interior clamp plate 4 through outer clamp plate 2 for interior clamp plate 4 supports the examination pipeline that awaits measuring, guarantees the centre gripping to the article.

The height of 7 latter parts of spout equals the height of 4 below sliders 5 of inner pressing plate, and the height of 7 latter parts of spout equals 2 times of the height of 2 below sliders 5 of outer pressing plate and the height of lug 6, can be through lifting outer pressing plate 2 for outer pressing plate 2 breaks away from the block with base 1.

Draw-in groove 8 is at the equidistant distribution in spout 7's below, and outer clamp plate 2 passes through draw-in groove 8 and lug 6 and constitutes the block structure between the base 1, and the block structure is convenient fixes outer clamp plate 2 after outer clamp plate 2's position control has promoted the practicality of device.

The placing disc 15 forms a sliding structure with the top plate 12 through the inner groove 14, the groove 16 below the placing disc 15 is in a spherical crown shape, the shape of the groove 16 can reduce the contact area of the metal ball and the placing disc 15 as much as possible, and meanwhile, the metal ball is ensured to be attached in the groove 16.

The inner wall of the limiting groove 17 is matched with the outer wall of the upper half part of the pressing block 18, the limiting groove 17 and the pressing block 18 are both hemispheroids in shape, the distance between the central points of the two adjacent limiting grooves 17 is equal to the distance between the central points of the two adjacent grooves 16, so that the placing disc 15 can be clamped while moving, and the grooves 16 are kept to be positioned right above the pipeline to be tested below each time.

The working principle is as follows: when the vertical impact test bed provided with the object clamping and stretching mechanism is used, as shown in fig. 1 and 4, the top plate 12 is placed at a proper height, then the inserting rods 11 are inserted into the front side and the rear side of the top plate 12 to fix the top plate 12, the cylinder below the top plate 12 is used for shielding wind, the rolling groove above the base 1 in fig. 4 is right in the middle of the base 1, a pipeline is placed in the rolling groove to be placed, and the central axis of the groove 16 on the placing disc 15 is flush with the central axis of the pipeline;

as shown in fig. 1-2, after the whole body is placed, the distance between the inner pressing plates 4 on the left side and the right side is adjusted according to the lengths of different pipelines, the first spring 3 is adjusted to adjust the elastic force of the inner pressing plates 4 by lifting the outer pressing plate 2 to move towards the middle of the chute 7, so that the clamping force is adjusted, and the position of the clamping groove 8 is fixed through the convex block 6 and the clamping groove 8;

as shown in fig. 1, 3 and 5, the position of the placing disc 15 below the top plate 12 is moved through the inner groove 14, because the required metal balls are different in size due to different testing requirements, when the placing disc 15 is moved, the pressing block 18 is located in different limiting grooves 17, the corresponding grooves 16 above the round tubes to be tested are also different, the pressing block 18 is abutted by the second spring 19, the clamping of the placing disc 15 on the top plate 12 is completed, because the limiting grooves 17 are hemispheroids, the clamping is also conveniently separated at the same time, the electromagnet 13 is powered on to place the metal balls into the grooves 16, the power is cut off, the vertical impact test is completed, the cylinder below the top plate 12 is used for shielding the wind, which is the working process of the whole device, and the content which is not described in detail in this specification belongs to the prior art known by a person skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a be provided with article and press from both sides vertical shock test platform of telescopic machanism, includes base (1), first spring (3), electro-magnet (13) and second spring (19), its characterized in that: an outer pressing plate (2) is arranged above the base (1), a first spring (3) is connected to the side face of the outer pressing plate (2), an inner pressing plate (4) is connected to the tail end of the first spring (3), sliding blocks (5) are arranged below the outer pressing plate (2) and the inner pressing plate (4), a convex block (6) is arranged at the bottom of the sliding block (5) on the outer pressing plate (2), a sliding groove (7) is formed in the upper surface of the base (1), a clamping groove (8) is formed in the bottom of the sliding groove (7), side plates (9) are fixed to the left side and the right side above the base (1), square holes (10) are formed in the side plates (9), an inserting rod (11) is arranged in the square holes (10), a top plate (12) is arranged in the middle of the inserting rod (11), an electromagnet (13) is arranged above the top plate (12), an inner groove (14) is formed in the top plate (12), a placing disc (15) is arranged inside the inner groove (14), a groove (16) is formed in the bottom of the placing disc (15), a limiting groove (17) is formed above the inner groove (14), a pressing block (18) is arranged at the bottom of the limiting groove (17), and a second spring (19) is arranged below the pressing block (18).

2. The vertical impact test bed provided with an object clamping and telescoping mechanism according to claim 1, wherein: the inner pressing plate (4) and the outer pressing plate (2) form an elastic structure through the first spring (3), and the size of the sliding block (5) below the inner pressing plate (4) is different from that of the sliding block (5) below the outer pressing plate (2).

3. The vertical impact test bed provided with an object clamping and telescoping mechanism according to claim 1, wherein: the height of the lower half portion of the sliding groove (7) is equal to the height of the sliding block (5) below the inner pressing plate (4), and the height of the lower half portion of the sliding groove (7) is equal to 2 times of the height of the sliding block (5) below the outer pressing plate (2) and the height of the convex block (6).

4. The vertical impact test bed provided with an object clamping and telescoping mechanism according to claim 1, wherein: the clamping grooves (8) are distributed below the sliding groove (7) at equal intervals, and the outer pressing plate (2) forms a clamping structure with the base (1) through the clamping grooves (8) and the convex blocks (6).

5. The vertical impact test bed provided with an object clamping and telescoping mechanism according to claim 1, wherein: the placing disc (15) forms a sliding structure with the top plate (12) through the inner groove (14), and the groove (16) below the placing disc (15) is in a spherical crown shape.

6. The vertical impact test bed provided with an object clamping and telescoping mechanism according to claim 1, wherein: the inner wall of the limiting groove (17) is matched with the outer wall of the upper half part of the pressing block (18), the limiting groove (17) and the pressing block (18) are both hemispheroids, and the distance between the central points of the two adjacent limiting grooves (17) is equal to the distance between the central points of the two adjacent grooves (16).