CN211013887U

CN211013887U - Metal plate hardness testing machine

Info

Publication number: CN211013887U
Application number: CN201921928667.2U
Authority: CN
Inventors: 彭协
Original assignee: Suzhou Baya Precision Machinery Co ltd
Current assignee: Suzhou Baya Precision Machinery Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-07-14
Anticipated expiration: 2029-11-11

Abstract

The utility model relates to a metal plate hardness testing machine, which belongs to the technical field of material detection; the front side and the rear side of the upper surface of the workbench are respectively fixed with a slide rail, the left end and the right end of the slide rail are respectively provided with a slide block in a sliding way, the upper side of the slide block is provided with a second support plate, the upper side of the second support plate is respectively fixed with a limiting frame, the front side and the rear side of the lower side of the first support plate are respectively inserted with a screw rod, the lower ends of the screw rods are inserted in rotating wheels, the four rotating wheels are connected through a conveyor belt, the center of the rear side of the workbench is fixedly provided with a guide post, a connecting rod is connected on a linear bearing on the guide post, the middle end of the connecting rod is abutted with a limiting block, the right side wall of the limiting block is fixedly connected with a piston rod of an air cylinder, the front end of the connecting rod is fixedly provided with a pressing block, the screw rod is rotated according to the required height to increase, low manufacturing cost and the like.

Description

Metal plate hardness testing machine

Technical Field

The utility model relates to a material detects technical field, concretely relates to metal sheet hardness test machine.

Background

After some metal alloys are manufactured, the hardness, toughness and the like of the metal alloys need to be detected so as to determine the characteristics of the new alloys, so that the use of the alloys can be determined later, and in the detection process, some instruments, such as hydraulic machines and other tools, are needed for measurement, but the cost of the machines is high, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide a metal sheet hardness test machine of reasonable in design, convenient to use, the height that the screw rod improves a backup pad is highly rotated as required, drives the stopper withdrawal through the cylinder, and then makes briquetting free fall to can be according to the hardness of highly judging the metal sheet when whereabouts, the cost is lower.

In order to achieve the purpose, the technical scheme adopted by the utility model is that the rotary type pneumatic conveyor comprises a workbench, support legs and a support plate, wherein the support legs are fixed at four corners of the lower surface of the workbench, the support plate is arranged at the left side and the right side of the upper surface of the workbench, the rotary type pneumatic conveyor further comprises a slide rail, a slide block, a second support plate, a limiting frame, a screw rod, a cylinder, a pressing block, a guide post, a limiting block and a rotating wheel, slide rails are fixed at the front side and the rear side of the upper surface of the workbench, the slide block is arranged at the left end and the right end of the slide rail in a sliding manner, a positioning pin is inserted into an upper side wall at one side of the center of the workbench and penetrates through the slide rail, positioning holes in the slide rail are symmetrically arranged towards two sides by taking the center of the slide rail as a middle point, the upper side of the slide block at the other side is provided with the second support plate, the front side and the rear side of the lower side of the second support plate are fixedly connected with the sliding block respectively, the limiting frame is arranged at the upper side of the guide post, the limiting frame is arranged in a manner of L, risers of the guide post, four sides of the rotary type pneumatic conveyor rod are connected with the rotary wheel, the piston rod, the rotary wheel, the piston rod is connected with the piston rod, the piston rod is connected.

Further, the upside at workstation center be equipped with the lead screw, this lead screw uses the middle-end to set up to both sides screw thread is opposite as the center, the left end of lead screw connects soon with left limiting plate through the bearing, after the limiting plate on right side was passed to the right-hand member of lead screw, with rocking handle fixed connection No. one, the downside of the limiting plate of the left and right sides is fixed respectively on the left and right sides of workstation upper surface, the screw at lead screw both ends respectively with the lower fixed surface of the backup pad No. two of the left and right sides be connected.

Furthermore, the side wall of the vertical plate of the limiting frame, which is adjacent to one side of the center of the workbench, is fixed with a non-slip mat.

Furthermore, the front side of the left side wall of the workbench is provided with a second rocking handle in a hanging manner, the right end of the second rocking handle is fixed with a rotating rod, the right end of the rotating rod penetrates through the left side wall of the workbench and is exposed in a cavity inside the workbench, a first bevel gear is sleeved on the right end of the rotating rod, a second bevel gear is meshed at the upper right of the first bevel gear, and the second bevel gear is sleeved on a screw rod at the left front side and is fixedly connected with the screw rod.

Furthermore, the upper end of the guide post is movably sleeved with a fixing plate, and the left side and the right side of the fixing plate are respectively and fixedly connected with a first supporting plate on the left side and the right side.

After the structure is adopted, the beneficial effects of the utility model are that: a metal sheet hardness test machine, highly rotate the height that the screw rod improves a backup pad as required, drive the stopper withdrawal through the cylinder, and then make briquetting free fall to can be according to the hardness of highly judging the metal sheet when whereabouts, the cost is lower, the utility model has the advantages of set up rationally, the cost of manufacture is low.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a right side sectional view of the present invention.

Fig. 3 is a top cross-sectional view of the present invention.

Description of reference numerals:

the device comprises a workbench 1, supporting legs 2, a first supporting plate 3, a sliding rail 4, a sliding block 5, a second supporting plate 6, a limiting frame 7, a screw 8, a cylinder 9, a pressing block 10, a guide column 11, a limiting block 12, a rotating wheel 13, a positioning pin 14, a connecting rod 15, a screw rod 16, a limiting plate 17, a first rocking handle 18, a non-slip mat 19, a second rocking handle 20, a rotating rod 21, a first bevel gear 22, a second bevel gear 23 and a fixing plate 24.

The specific implementation mode is as follows:

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.

As shown in figures 1-3, the technical scheme includes that the hydraulic lifting device comprises a workbench 1, support legs 2 and a first support plate 3, the support legs 2 are welded and fixed at four corners of the lower surface of the workbench 1, the first support plate 3 is arranged at the left and right sides of the upper surface of the workbench 1, a sliding rail 4, a sliding block 5, a second support plate 6, a limiting frame 7, a screw 8, an air cylinder 9, a pressing block 10, a guide column 11, a limiting block 12 and a rotating wheel 13 are arranged at the left and right sides of the upper surface of the workbench 1, sliding rails 4 are welded and fixed at the front and rear sides of the upper surface of the workbench 1, sliding blocks 5 are arranged at the left and right ends of the sliding rail 4 in a sliding mode, positioning pins 14 are inserted into positioning holes in the sliding rail 4, positioning holes in the sliding rail 4 are arranged symmetrically towards two sides with the center of the sliding rail 4, a second support plate 6 is arranged at the upper side of the sliding rail 5, the sliding block 5, the front and fixed with a vertical plate 7, the rotating shaft 7, a vertical plate 7 of the rotating shaft 7, a vertical plate 7 is arranged at the rotating shaft 7, a vertical plate 7 is arranged at the vertical plate 7, a vertical plate 7 is arranged at the vertical plate 7, a vertical plate 7 is arranged at the vertical plate 7, a vertical plate 7 is arranged at the vertical plate 7, a vertical plate 7 is arranged at the vertical plate 7, a vertical plate 7 is arranged at the vertical plate 7, a vertical plate 7 is arranged at the vertical plate 7, a vertical plate 7 is arranged at the vertical plate 7, a vertical plate 7 is arranged at the vertical plate 7, a vertical plate.

The working principle of the specific embodiment is as follows: when in use, the positioning pin 14 is pulled out, then a tested metal plate is placed between the limiting frames 7 at the two sides, the first rocking handle 18 is rotated, the first rocking handle 18 drives the screw rod 16 to rotate, the screw threads at the two ends of the screw rod 16 are oppositely arranged, when the screw rod 16 rotates, the second supporting plate 6 at the two sides can be simultaneously driven to move towards the center until the limiting frames 7 at the two sides clamp the metal plate, then the positioning pin 14 is inserted into the corresponding positioning hole, the anti-skid pad 19 is soft, so that the positions of the positioning pin 14 and the positioning hole can be conveniently adjusted for limiting, then the second rocking handle 20 is rotated according to requirements, the second rocking handle 20 drives the rotating rod 21 to rotate, the rotating rod 21 drives the first bevel gear 22 to rotate, the first bevel gear 22 drives the second bevel gear 23 to rotate, the second bevel gear 23 drives the screw rod 8 at the left front side to rotate, the screw rod 8 at the left front side drives the rotating wheel 13, the rotating wheel 13 drives the other three rotating wheels 13 to rotate, the rotating wheels 13 drive the screw rods 8 in the rotating wheels to rotate, when the screw rods 8 rotate, the supporting plates 3 on the left side and the right side are driven to move upwards until the required position is reached, finally, the air cylinder 9 is closed, the piston rod of the air cylinder 9 drives the limiting block 12 to move towards the right side and separate from the connecting rod 15, and due to the dead weight of the pressing block 10, the metal plate is impacted by free falling, so that the hardness of the metal plate can be determined according to the deformation degree of the metal plate.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. the screw 8 is rotated according to the required height to increase the height of the first supporting plate 3, the limiting block 12 is driven to retract through the air cylinder 9, and the pressing block 10 is further allowed to fall freely, so that the hardness of the metal plate can be judged according to the falling height, and the cost is low;

2. the lower ends of the screw rods 8 are fixed with rotating wheels 13, and the rotating wheels 13 are connected through a conveying belt, so that the other three screw rods 8 can be driven to rotate only by rotating one screw rod 8, and time and labor are saved;

3. a screw rod 16 is arranged between the slide rails 4 at the front side and the rear side, the screw rod 16 is arranged oppositely to the threads at the two sides by taking the middle end as the center, so that when the screw rod 16 is rotated, a nut at the upper end of the screw rod drives the second support plate 6 to move towards the center, and the metal plate can be ensured to be positioned under the pressing block 10.

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. A metal plate hardness testing machine comprises a workbench (1), support legs (2) and a first supporting plate (3), wherein the support legs (2) are fixed at four corners of the lower surface of the workbench (1), the first supporting plate (3) is arranged at the left side and the right side of the upper surface of the workbench (1), the metal plate hardness testing machine is characterized by further comprising a sliding rail (4), a sliding block (5), a second supporting plate (6), a limiting frame (7), a screw rod (8), an air cylinder (9), a pressing block (10), a guide column (11), a limiting block (12) and a rotating wheel (13), the sliding rail (4) is fixed at the front side and the rear side of the upper surface of the workbench (1), the sliding block (5) is arranged at the left end and the right end of the sliding rail (4) in a sliding mode, a positioning pin (14) is inserted into an upper side wall at one side of the center of the workbench (1) of the center of the sliding block (5), the positioning pin (14) penetrates through the sliding block (5) and is inserted into a positioning hole in the supporting plate (4), the positioning hole is arranged in the middle of the sliding rail (4) and abutted against the center of the sliding rail (4), the center of the middle side wall of the sliding rail (4), the middle side of the sliding block (7), the sliding block (7) is arranged at the middle side of the guide column (7), the sliding block (10), the sliding block (7), the middle side of the sliding block (7), the sliding block (6), the sliding block (7), the middle side of the sliding block (10), the middle side of the sliding block (7), the middle side of the middle cylinder (7) is connected with a screw rod (7), the middle cylinder (10), the middle cylinder (7), the middle cylinder (10), the middle cylinder (7) is connected with a screw rod (7), the middle cylinder (7).

2. The metal plate hardness testing machine according to claim 1, wherein: workstation (1) the upside at center be equipped with lead screw (16), this lead screw (16) use the middle-end to set up to both sides screw thread is opposite as the center, the left end of lead screw (16) connects soon through bearing and left limiting plate (17), the right-hand member of lead screw (16) passes behind limiting plate (17) on right side, with rocking handle (18) fixed connection No. one, the downside of limiting plate (17) of the left and right sides is fixed respectively on the left and right sides of workstation (1) upper surface, the screw at lead screw (16) both ends respectively with the lower fixed surface of No. two backup pads (6) of the left and right sides is connected.

3. The metal plate hardness testing machine according to claim 1, wherein: and anti-skid pads (19) are fixed on the side walls of the vertical plates of the limiting frames (7) adjacent to one side of the center of the workbench (1).

4. The metal plate hardness testing machine according to claim 1, wherein: workstation (1) left side wall's front side hang and be equipped with rocking handle (20) No. two, be fixed with bull stick (21) on the right-hand member of this rocking handle (20), the right-hand member of this bull stick (21) passes behind the left side wall of workstation (1), exposes and establishes in the cavity of workstation (1) inside, the cover is equipped with bevel gear (22) No. one on the right-hand member of bull stick (21), the meshing of the upper right side of this bevel gear (22) has bevel gear (23) No. two, bevel gear (23) No. two is established on screw rod (8) of left front side, and fixed connection.

5. The metal plate hardness testing machine according to claim 1, wherein: the upper end of the guide post (11) is movably sleeved with a fixing plate (24), and the left side and the right side of the fixing plate (24) are respectively fixedly connected with a first supporting plate (3) on the left side and the right side.