Casting and forging machining hardness detection device

Abstract

The utility model belongs to the technical field of casting and forging machining, and particularly relates to a casting and forging machining hardness detection device which comprises a supporting box, symmetrical supporting plates are fixed to the upper side of the supporting box, a transverse plate is fixed to the upper sides of the symmetrical supporting plates together, an air cylinder is fixed to the lower side of the transverse plate, and a pressing plate is fixed to the lower end of the air cylinder. According to the device, when the hardness of a casting and forging piece is detected by pressing the casting and forging piece through the air cylinder and the pressing plate, the protection plates can be protected at the front end and the rear end of the casting and forging piece, and the casting and forging piece is enclosed by matching with the two supporting plates, so that the protection effect is improved; when some castings and forgings are damaged due to the fact that the castings and forgings cannot bear corresponding pressure, metal fragments or metal particles of the castings and forgings cannot injure surrounding operators accidentally, and use safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to castings processing technical field, concretely is a castings processing hardness detection device. BACKGROUND

[0002] Castings have important role in machine tool manufacturing, automobile manufacturing industry, ship, power station, weapon industry, steel manufacturing etc. field, usually adopted process smelting after ingot, carries out forging or re-melting and pours into shape, obtains the shape size and technical requirement of requirement through high frequency heating machine, to satisfy the need of its service condition, castings need to carry out hardness detection in the processing process;

[0003] But the hardness detection device still has following technical problem when using:

[0004] The hardness detection device is short of protection measures when carrying out pressing detection to castings, when the castings break down if because cannot bear larger pressure, the metal fragments or metal particles splash, easy to hurt surrounding operator, and the danger is bigger.

[0005] Therefore, the castings processing hardness detection device is provided to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model discloses a castings processing hardness detection device to solve the problems provided in the background art.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a castings processing hardness detection device, including the support box, the upper side of the support box is fixed with the symmetrical support board, the upper side of the symmetrical support board is fixed with the horizontal plate collectively, the lower side of the horizontal plate is fixed with the air cylinder, the lower end of the air cylinder is fixed with the pressing plate, the upper end of the air cylinder is fixed with the pressure gauge, the side wall of two adjustment mechanisms is fixed with the symmetrical arc clamping plate collectively, the arc clamping plate is arranged between two groups of symmetrical arc clamping plates, the inside of the support box is provided with the moving mechanism, the upper end of the moving mechanism is fixed with the fixed plate, the front side and the back side of the fixed plate are fixed with the protection plate, and the protection plate is slidably connected with the support board.

[0008] Preferably, the adjusting mechanism comprises a strip-shaped plate fixedly connected with the side wall of the supporting plate, a sliding groove is formed in the side wall of the strip-shaped plate, a bidirectional screw rod is longitudinally and rotatably arranged in the sliding groove through a bearing, a rotating block is fixedly arranged at the upper end of the bidirectional screw rod and extends to the upper end of the strip-shaped plate, and symmetric adjusting blocks are threadedly arranged on the rod wall of the bidirectional screw rod.

[0009] Preferably, a rubber protective layer is fixedly arranged on the inner wall of the arc-shaped clamping plate.

[0010] Preferably, a metal fragment collecting groove is arranged on the upper side of the supporting box.

[0011] Preferably, a first supporting rod is fixedly arranged in the metal fragment collecting groove, a second supporting rod is slidably arranged in the first supporting rod, a supporting plate is fixedly arranged at the upper end of the second supporting rod, the upper side of the supporting plate is in contact with the lower side of the cast forging, a fastening bolt is threadedly arranged on the left side of the first supporting rod, and the right end of the fastening bolt is clamped with the left side of the second supporting rod.

[0012] Preferably, the moving mechanism comprises a double-shaft motor fixedly connected with the upper end of the inner wall of the supporting box, a screw rod is fixedly arranged at the left end and the right end of the double-shaft motor, the other end of the two screw rods is rotatably connected with the inner wall of the supporting box, moving blocks are threadedly arranged on the rod walls of the two screw rods, symmetric strip-shaped openings are formed in the upper side of the supporting box, and the moving blocks penetrate through the strip-shaped openings and are fixedly connected with the lower side of the fixed plate.

[0013] Compared with the prior art, the application has the following beneficial effects:

[0014] When the cast forging is pressed by the air cylinder and the pressing plate to detect the hardness thereof, the protective plate can be protected at the front end and the rear end of the cast forging, and the cast forging can be surrounded by the two supporting plates, so that the protection effect is increased, and when some cast forgings are damaged due to being unable to withstand corresponding pressure, metal fragments or metal particles will not accidentally injure surrounding operators, and the use safety is increased. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the utility model;

[0016] Figure 2 It is a sectional view structural schematic view of Figure 1 ;

[0017] Figure 3 It is a structural schematic view of the arc-shaped clamping plate and the adjusting block;

[0018] Figure 4 Structure diagram of fixed plate, protection plate and moving block;

[0019] Figure 5 Structure diagram of first support rod, second support rod and supporting plate.

[0020] In the figure: 1 support box, 2 support plate, 3 cross plate, 4 air cylinder, 5 pressing plate, 6 pressure gauge, 7 arc-shaped clamping plate, 8 cast forging, 9 fixed plate, 10 protection plate, 11 strip-shaped plate, 12 bidirectional screw rod, 13 rotating block, 14 adjusting block, 15 metal fragment collecting groove, 16 first support rod, 17 second support rod, 18 supporting plate, 19 double-shaft motor, 20 screw rod, 21 moving block. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0023] Embodiment:

[0024] Please refer to Figures 1-5 The present application provides a technical scheme:

[0025] The utility model provides a kind of castings work hardening detection device, including support box 1, the upper side of support box 1 is fixed with symmetrical support plate 2, the upper side of symmetrical support plate 2 is jointly fixed with cross plate 3, the lower side of cross plate 3 is fixed with air cylinder 4, the lower end of air cylinder 4 is fixed with press plate 5, the upper end of air cylinder 4 is fixed with pressure gauge 6, the side of two support plates 2 is close to and is fixed with adjusting mechanism, the side wall of two adjusting mechanisms is fixed with symmetrical arc-shaped clamping plate 7, and castings 8 are jointly arranged between two groups of symmetrical arc-shaped clamping plates 7, arc-shaped clamping plate 7 is moved by adjusting mechanism, so that the castings 8 of different sizes can be clamped and fixed, moving mechanism is arranged in support box 1, the upper end of moving mechanism is fixed with fixed plate 9, the front side and rear side of fixed plate 9 are fixed with guard plate 10, guard plate 10 is slidably connected with support plate 2, the process of hardness test is protected by two groups of guard plates 10 and cooperates with support plate 2, to avoid that castings 8 is damaged due to excessive pressure, and the metal fragments or metal particles generated cause injury to surrounding people.

[0026] Adjusting mechanism includes strip plate 11, and the side wall of strip plate 11 is fixedly connected with the side wall of support plate 2, a sliding groove is formed in the side wall of strip plate 11, a bidirectional screw rod 12 is rotatably arranged in the sliding groove in a longitudinal direction through a bearing, the upper end of bidirectional screw rod 12 extends to the upper end and is fixed with a rotating block 13 by penetrating the upper side of strip plate 11, symmetrical adjusting blocks 14 are threadedly arranged on the rod wall of bidirectional screw rod 12, the side wall of the two adjusting blocks 14 is slidably connected with the inner wall of the sliding groove, and the upper side of the arc-shaped clamping plate 7 is fixedly connected with the side of the two adjusting blocks 14 close to each other.

[0027] The inner wall of arc-shaped clamping plate 7 is fixed with a rubber protective layer, to increase the friction between arc-shaped clamping plate 7 and castings 8 and increase the clamping stability.

[0028] The upper side of support box 1 is provided with a metal fragment collecting groove 15, when castings 8 is clamped and broken, the fragments can be collected through the metal fragment collecting groove 15.

[0029] The first supporting rod 16 is fixed in the metal fragment collecting groove 15, the second supporting rod 17 is slidably arranged in the first supporting rod 16, the upper end of the second supporting rod 17 is fixed with a supporting plate 18, the upper side of the supporting plate 18 is in contact with the lower side of the castings 8, the left side of the first supporting rod 16 is threadedly provided with a fastening bolt, and the right end of the fastening bolt is clamped with the left side of the second supporting rod 17, so that the castings 8 can be stably supported and stressed.

[0030] The moving mechanism comprises a double-shaft motor 19 fixedly connected with the upper end of the inner wall of the supporting box 1, a lead screw 20 fixedly connected with the left end and the right end of the double-shaft motor 19, the other end of the two lead screws 20 rotatably connected with the inner wall of the supporting box 1, and a moving block 21 threadedly arranged on the rod wall of the two lead screws 20.

[0031] Working principle:

[0032] When the hardness of the cast-forged piece 8 is detected, the two groups of arc-shaped clamping plates 7 are first moved by the adjusting mechanism to clamp and fix the cast-forged piece 8, the height of the lower end supporting plate 18 is adjusted, the lower side of the supporting plate 18 is in contact with the lower side of the cast-forged piece 8 to support the cast-forged piece 8, the double-shaft motor 19 is started to drive the two lead screws 20 to rotate, the moving blocks 21 threadedly connected with the rod walls of the lead screws 20 are moved close to each other, the two groups of protection plates 10 at the left end and the right end are driven by the moving blocks 21 to protect the front end and the rear end of the cast-forged piece 8, the cylinder 4 is started to drive the pressing plate 5 at the lower end to press the cast-forged piece 8, and the pressure applied is displayed by the pressure gauge 6.

[0033] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and it is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic features of the utility model; therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims instead of the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims should be included in the utility model, and any figure mark in the claims should not be regarded as limiting the involved claims.

[0034] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A device for detecting work hardening of a cast forging, comprising a support box (1), characterized in that, The upper side of the support box (1) is fixed with symmetrical support plates (2), the upper side of the symmetrical support plates (2) is commonly fixed with a horizontal plate (3), the lower side of the horizontal plate (3) is fixed with a gas cylinder (4), the lower end of the gas cylinder (4) is fixed with a pressing plate (5), the upper end of the gas cylinder (4) is fixed with a pressure gauge (6), the side close to each other of the two support plates (2) is fixed with an adjusting mechanism, the side wall of the two adjusting mechanisms is fixed with symmetrical arc-shaped clamping plates (7), two groups of symmetrical arc-shaped clamping plates (7) are commonly provided between the two groups of arc-shaped clamping plates (7), the inside of the support box (1) is provided with a moving mechanism, the upper end of the moving mechanism is fixed with a fixed plate (9), the front side and the rear side of the fixed plate (9) are fixed with protective plates (10), and the protective plates (10) are slidably connected with the support plates (2).

2. The device for detecting work hardening of a cast forging according to claim 1, characterized in that: The adjusting mechanism comprises a strip-shaped plate (11), the strip-shaped plate (11) is fixedly connected with the side wall of the support plate (2), a sliding groove is formed in the side wall of the strip-shaped plate (11), a bidirectional screw rod (12) is longitudinally rotatably arranged in the sliding groove through a bearing, the upper end of the bidirectional screw rod (12) extends to the upper end through the upper side of the strip-shaped plate (11) and is fixedly connected with a rotating block (13), and the rod wall of the bidirectional screw rod (12) is threadedly provided with symmetrical adjusting blocks (14). The side walls of the two adjusting blocks (14) are slidably connected with the inner walls of the sliding grooves, and the side close to each other of the two adjusting blocks (14) is fixedly connected with the upper side of the arc-shaped clamping plate (7).

3. The device for detecting work hardening of a cast forging according to claim 1, characterized in that: The inner wall of the arc-shaped clamping plate (7) is fixedly connected with a rubber protective layer.

4. The device for detecting work hardening of a cast- forged product according to claim 1, characterized in that: The upper side of the support box (1) is provided with a metal fragment collecting groove (15).

5. A device for detecting work hardening of a cast forging according to claim 4, characterized in that: The inside of the metal fragment collecting groove (15) is fixedly connected with a first supporting rod (16), the inside of the first supporting rod (16) is slidably provided with a second supporting rod (17), the upper end of the second supporting rod (17) is fixedly connected with a supporting plate (18), the upper side of the supporting plate (18) is in contact with the lower side of the casting and forging (8), the left side of the first supporting rod (16) is threadedly provided with a fastening bolt, and the right end of the fastening bolt is clamped with the left side of the second supporting rod (17).

6. The device for detecting work hardening of a cast- forged piece according to claim 1, characterized in that: The moving mechanism comprises a double-shaft motor (19), the double-shaft motor (19) is fixedly connected with the upper end of the inner wall of the support box (1), the left end and the right end of the double-shaft motor (19) are fixedly connected with screw rods (20), the other ends of the two screw rods (20) are rotatably connected with the inner wall of the support box (1), the rod walls of the two screw rods (20) are threadedly provided with moving blocks (21), the upper side of the support box (1) is provided with symmetrical strip-shaped openings, and the two moving blocks (21) penetrate through the strip-shaped openings and are fixedly connected with the lower side of the fixed plate (9).

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