Clamping device for high-strength plate straightening machine

Abstract

The clamping device for the high-strength plate straightening machine comprises a high-strength plate containing platform, a fixed clamping part is arranged on one side of the high-strength plate containing platform, a movable clamping part is arranged on the opposite side of the fixed clamping part, and a plate pushing mechanism is arranged below the high-strength plate containing platform. The fixed clamping part and the movable clamping part are matched to clamp the high-strength plate, and the plate pushing mechanism pushes the high-strength plate to a straightening roller of the straightening machine. According to the utility model, manpower is saved, and the safety is enhanced; and compared with a rigid clamping device, the service life of the clamping device is prolonged, and the clamping device can adapt to high-strength plates with different thicknesses and sizes.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel plate straightening technical field, concretely relates to a kind of clamping devices for high-strength plate straightening machine. BACKGROUND

[0002] High-strength plate is the steel plate of Q460 grade, high strength, especially in normalizing or normalizing plus tempering state has higher comprehensive mechanical properties. It is mainly used for large ships, bridges, power station equipment, high-pressure boiler, high-pressure vessel, rolling stock, hoisting machinery, mining machinery and other large welded structural parts.

[0003] In high-strength plate production process, product requirements or product defects will be straightened for part of product, roll straightening is usually used at present, manual pushing and manual work are still used to clamp high-strength plate in existing production, or some simple rigid clamping devices are used, because high-strength plate is accompanied by stress release in straightening process, so the service life of rigid clamping device is reduced, and certain installation hazards are generated to manual operators. UTILITY MODEL CONTENT

[0004] In order to overcome the above-mentioned deficiencies of prior art, the utility model provides a clamping device for high-strength plate straightening machine.

[0005] The utility model adopts the technical scheme of: a clamping device for high-strength plate straightening machine, comprising a high-strength plate placing platform, a fixed clamping part is arranged on one side of the high-strength plate placing platform, a movable clamping part is arranged on the opposite side of the fixed clamping part, a push plate mechanism is arranged below the high-strength plate placing platform, the fixed clamping part and the movable clamping part clamp the high-strength plate, and the push plate mechanism pushes the high-strength plate to the straightening roll of the straightening machine.

[0006] Further, the high-strength plate placing platform comprises a support and two parallel roller tracks, and a space is left between the two roller tracks.

[0007] Further, the push plate mechanism comprises a motor, a lead screw, a sliding block, a push plate and a fixed plate, the motor is fixed below the high-strength plate placing platform, the output end of the motor is connected with the lead screw, the sliding block is sleeved on the lead screw, the sliding block is slidably arranged in the space between the two roller tracks, the push plate is detachably installed on the sliding block, and the end of the lead screw away from the motor is rotatably fixed on the fixed plate.

[0008] Further, slide rails are formed on the outer side walls adjacent to the two roller tracks, and the sliding block is fixed with sliding blocks matched with the slide rails.

[0009] Further, the upper surface of the sliding block is fixed with two oppositely arranged vertical plates, the space between the two vertical plates is a slot, the lower part of the push plate is provided with an insert plate matched with the slot, and the vertical plate and the insert plate are both provided with through holes, and the insert plate and the vertical plate can be fixed through bolts penetrating through the through holes.

[0010] Further, the fixed clamping part comprises fixed side stoppers and first adjustable pressure blocks, the outer side of one of the two roller tracks is fixed with a plurality of fixed side stoppers, an installation plate is fixed above the fixed side stoppers, a side plate is fixed to the lower surface of the installation plate, a plurality of screw holes are formed in the installation plate, a screw rod matched with the screw holes is penetrated in the screw holes, a rotating handle is fixedly connected to the upper end of the screw rod, a pressing plate is rotatably connected to the lower end of the screw rod, the pressing plate is slidably arranged on the side plate, a plurality of guide holes are formed in the pressing plate, each guide hole is provided with a first guide column, a first limiting block is connected to the upper end of the first guide column, a first adjustable pressure block is fixed to the lower end of the first guide column, and a first spring is sleeved on the first guide column between the first adjustable pressure block and the pressing plate.

[0011] Further, the side of the fixed side stopper in contact with the high-strength plate and the lower surface of the first adjustable pressure block are both rotatably provided with rollers.

[0012] Further, the movable clamping part comprises movable side stoppers and second adjustable pressure blocks, a movable side stopper mounting plate is fixed to the outer side of the roller track away from the fixed side stopper, a plurality of movable side stoppers are slidably arranged on the movable side stopper mounting plate, a second guide column is fixedly connected to the rear side of each movable side stopper, the second guide column penetrates through a push plate, a second limiting block is fixed to the distal end of the second guide column, a second spring is sleeved on the second guide column between the movable side stopper and the push plate, and a cylinder is connected to the middle position of the rear side of the push plate.

[0013] Further, the side of the movable side stopper in contact with the high-strength plate and the lower surface of the second adjustable pressure block are both rotatably provided with rollers.

[0014] The utility model discloses a fixed clamping part and movable clamping part are set up to the high-strength plate clamping, and set up the push plate mechanism to the high-strength plate push and make it enter the straightening roll, realize the clamping and push of high-strength plate straightening, save manpower, and the safety is strengthened, through setting up a plurality of fixed side stoppers, a plurality of first adjustable pressure blocks and the first spring that cooperates therewith, a plurality of movable side stoppers and the second spring that cooperates therewith, a plurality of second adjustable stoppers and the spring that cooperates therewith, when the stress of high-strength in the straightening process produces slight deformation, can get the multiple point buffer, compared with the rigid clamping device, improve the service life of clamping device, and because the first adjustable stopper, movable side stopper and second adjustable stopper can all be adjusted, so the utility model can be applicable to different thickness and size high-strength plate. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structure schematic view of the utility model.

[0016] Figure 2 It is the structure schematic view of the utility model high-strength plate placing platform and push plate mechanism.

[0017] Figure 3 It is the structure schematic view of the utility model dynamic clamping part.

[0018] Figure 4 It is the structure schematic view of the utility model push plate mechanism.

[0019] In the drawing: 100. high-strength plate placing platform, 101. support, 102. roller, 200. fixed clamping part, 201. fixed side stopper, 2011. gyro wheel, 202. mounting plate, 203. side plate, 204. screw rod, 205. rotating handle, 206. pressing plate, 207. guide column, 2071. first limit block, 208. first spring, 209. first adjustable pressing block, 300. dynamic clamping part, 301. dynamic side stopper, 302. dynamic stopper mounting plate, 303. second guide column, 3031. second limit block, 304. push plate, 305. second spring, 306. air cylinder, 400. push plate mechanism, 401. motor, 402. screw rod, 403. sliding block, 4031. sliding block, 4032. vertical plate, 404. push plate, 4041. plugboard, 405. fixed plate, 406. sliding rail. DETAILED DESCRIPTION

[0020] In order to more clearly understand the technical scheme of the utility model, the utility model is further described below in combination with the drawings.

[0021] As Figures 1-4 Shown, a kind of high-strength plate straightening machine clamping device, including high-strength plate placing platform 100, the high-strength plate placing platform 100 one side is provided with fixed clamping part 200, fixed clamping part 200 relative side is provided with dynamic clamping part 300, the high-strength plate placing platform 100 below is provided with push plate 404 mechanism 400, the fixed clamping part 200 and dynamic clamping part 300 cooperation is clamped to high-strength plate, the push plate 404 mechanism 400 is pushed to the straightening roll of straightening machine with high-strength plate, when using, fixed clamping part 200 keeps unmoved, after high-strength plate is placed on high-strength plate placing platform 100, dynamic clamping part 300 motion and fixed clamping part cooperation are clamped to high-strength plate, after clamping, start push plate 404 mechanism 400 and move high-strength plate to the direction of straightening roll, until completing straightening;

[0022] Specifically, the high-strength plate placing platform 100 comprises a support 101 and two parallel roller tracks 102, a space is left between the two roller tracks 102, the roller tracks 102 are arranged to facilitate the plate pushing mechanism 400 to push the high-strength plate on the high-strength plate placing platform 100, and the space between the roller tracks 102 is used to arrange the plate pushing mechanism 400 to act on the high-strength plate.

[0023] Specifically, the plate pushing mechanism 400 comprises a motor 401, a lead screw 402, a sliding block 403, a pushing plate 404 and a fixed plate 405, the motor 401 is fixed below the high-strength plate placing platform 100, the output end of the motor 401 is connected with the lead screw 402, the sliding block 403 is sleeved on the lead screw 402 and matched with the lead screw 402, the sliding block 403 is slidably arranged in the space between the two roller tracks 102, the pushing plate 404 is detachably installed on the sliding block 403, and the end of the lead screw 402 away from the motor 401 is rotatably fixed on the fixed plate 405, the fixed plate 405 is fixed on the support 101, when the high-strength plate is clamped on the high-strength plate placing platform 100, the motor 401 is started, the motor 401 drives the lead screw 402 to rotate, the sliding block 403 matched with the lead screw 402 moves in the direction of the straightening roller under the action of the lead screw 402, the pushing plate 404 abuts against the high-strength plate, and then the pushing plate 404 pushes the high-strength plate to move in the direction of the straightening roller;

[0024] Preferably, slide rails 406 are arranged on the outer side walls adjacent to the two roller tracks 102, and slide blocks 4031 matched with the slide rails 406 are fixed on the two side walls of the sliding block 403;

[0025] Preferably, two opposite vertical plates 4032 are fixed on the upper surface of the sliding block 403, a space between the two vertical plates 4032 is a slot, a plug plate 4041 matched with the slot is arranged on the lower part of the pushing plate 404, and through holes are arranged on the vertical plates 4032 and the plug plate 4041, and the plug plate 4041 and the vertical plates 4032 are fixed by bolts passing through the through holes;

[0026] Preferably, the fixed clamping part 200 comprises fixed side stoppers 201 and first adjustable pressing blocks 209, a plurality of fixed side stoppers 201 are fixed outside one of the two roller beds 102, a mounting plate 202 is fixed above the fixed side stoppers 201, a side plate 203 is fixed to the lower surface of the mounting plate 202, screw holes are formed in the mounting plate 202, screw rods 204 are penetrated into the screw holes in cooperation, rotary handles 205 are fixedly connected to the upper ends of the screw rods 204, pressing plates 206 are rotatably connected to the lower ends of the screw rods 204, the pressing plates 206 are slidably arranged on the side plate 203, a plurality of guide holes are formed in the pressing plates 206, each guide hole is provided with a first guide column 207, the upper end of the first guide column 207 is connected with a first limiting block 2071, the lower end of the first guide column 207 is fixedly connected with a first adjustable pressing block 209, a first spring 208 is sleeved on the first guide column 207 between the first adjustable pressing block 209 and the pressing plate 206, in use, the high-strength plate is placed on the high-strength plate placing platform 100 by hoisting or other methods, the high-strength plate is first pressed against the fixed side stoppers 201 of the fixed clamping part 200 by starting the movable clamping part 300, the rotary handle 205 is rotated by the worker, the screw rod 204 moves downward, the pressing plate 206 moves downward under the action of the screw rod 204, the guide column and the first adjustable pressing block 209 move downward, the first adjustable pressing block 209 first contacts the high-strength plate, the screw rod 204 continues to move downward, the pressing plate 206 presses the first spring 208, the spring is compressed to press the high-strength plate by the adjustable pressing block;

[0027] Preferably, the side of the fixed side stopper 201 which contacts the high-strength plate and the lower surface of the first adjustable pressing block 209 are both rotatably provided with rollers 2011, the arrangement of the rollers 2011 is beneficial to pushing the high-strength plate to the straightening roller;

[0028] Preferably, the movable clamping part 300 comprises a movable side stop 301 and a second adjustable pressing block, a movable stop mounting plate 302 is fixed outside the roller way 102 away from the fixed side stop 201, a plurality of movable side stops 301 are slidably arranged on the movable stop mounting plate 302, a second guide column 303 is fixedly connected to the rear side of each movable side stop 301, the second guide column 303 penetrates through a push plate 304, a second limiting block 3031 is fixed to the end of the second guide column 303, a second spring 305 is sleeved on the second guide column 303 between the movable side stop 301 and the push plate 304, a gas cylinder 306 is connected to the middle position of the rear side of the push plate 304, the structure and connection of the second adjustable pressing block are the same as those of the first adjustable pressing block 209, in use, after the high-strength plate is placed on the high-strength plate placing platform 100, the gas cylinder 306 is started, the push plate 304 is pushed to move by the gas cylinder 306, the push plate 304 moves towards the high-strength plate, the first spring 208 is compressed, the movable side stop 301 is pushed to move towards the high-strength plate, the other side of the high-strength plate is closely attached to the fixed side stop 201, the second spring 305 is further compressed by continuously moving forward, the movable side stop 301 is closely attached to the side edge of the high-strength plate, at this time, the corresponding rotary handles 205 of the first adjustable pressing block 209 and the second adjustable pressing block are operated as much as possible at the same time, the front surfaces of the first adjustable pressing block 209 and the second adjustable pressing block are pressed against the high-strength plate, and the high-strength plate is clamped;

[0029] Preferably, the side, which contacts the high-strength plate, of the movable side stop 301 and the lower surface of the second adjustable pressing block are both rotatably provided with a roller 2011.

[0030] Working principle: the high-strength plate is placed on the high-strength plate placing platform 100 by hoisting or other ways, the cylinder 306 is started, the cylinder 306 drives the push plate 304 to move, the push plate 304 moves to the high-strength plate direction, the first spring 208 is compressed, the movable side block 301 is pushed to the high-strength plate, the other side of the high-strength plate is close to the fixed side block 201, the second spring 305 is further compressed, the movable side block 301 is close to the side edge of the high-strength plate, at this time, the first adjustable pressing block 209 and the second adjustable pressing block corresponding rotary handle 205 are operated at the same time as far as possible, the first adjustable pressing block 209 and the second adjustable pressing block are pressed to the high-strength plate to realize the clamping of the high-strength plate, the rotary handle 205 is rotated, the screw rod 204 moves downward, the pressing plate 206 moves downward under the action of the screw rod 204, the guide column and the adjustable pressing block move downward, the adjustable pressing block first contacts the high-strength plate, the screw rod 204 continues to move downward, the pressing plate 206 compresses the first spring 208, the spring compression makes the adjustable pressing block press the high-strength plate, at this time, the clamping of the high-strength plate is completed, then the motor 401 is started, the motor 401 drives the lead screw 402 to rotate, under the action of the lead screw 402, the sliding block 403 matched with the lead screw 402 moves to the direction of the straightening roller, the push plate 404 abuts against the high-strength plate, then the high-strength plate moves to the direction of the straightening roller, when the high-strength plate is straightened, the rotary handle 205 is rotated upward, the pressing plate 206 rises, the guide column moves upward to the original position after the first limit block 2071 is contacted, then the cylinder 306 returns.

[0031] The above only is the preferred implementation of the present application, therefore, equivalent changes or modifications made to the structure, features and principles described in the patent application range of the present application are included in the patent application range of the present application.

Claims

1. A clamping device for a high-strength steel plate straightening machine, comprising a high-strength steel plate placement platform, characterized in that, A fixed clamping part is provided on one side of the high-strength plate placement platform, and a movable clamping part is provided on the opposite side of the fixed clamping part. A pushing mechanism is provided below the high-strength plate placement platform. The fixed clamping part and the movable clamping part cooperate to clamp the high-strength plate. The pushing mechanism pushes the high-strength plate toward the straightening roller of the straightening machine. The high-strength plate placement platform includes a support and two parallel roller tracks with space between them.

2. The clamping device for a high-strength plate straightening machine according to claim 1, characterized in that, The pusher mechanism includes a motor, a lead screw, a sliding block, a pusher plate, and a fixed plate. The motor is fixed below the high-strength plate placement platform. The output end of the motor is connected to the lead screw. A sliding block is fitted on the lead screw to cooperate with it. The sliding block is slidably disposed in the space between two roller tracks. A pusher plate is detachably installed on the sliding block. The end of the lead screw away from the motor is rotatably fixed to the fixed plate. The fixed plate is fixed to the bracket.

3. The clamping device for a high-strength plate straightening machine according to claim 2, characterized in that, The two adjacent outer walls of the roller conveyor are provided with slide rails, and the two side walls of the sliding block are fixed with sliders that cooperate with the slide rails.

4. The clamping device for a high-strength plate straightening machine according to claim 2, characterized in that, Two opposing vertical plates are fixed on the upper surface of the sliding block, and the space between the two vertical plates is a slot. The lower part of the push plate is provided with an insert plate that mates with the slot. Both the vertical plates and the insert plate are provided with through holes, and the insert plate and the vertical plates can be fixed by bolts passing through the through holes.

5. The clamping device for a high-strength plate straightening machine according to claim 1, characterized in that, The fixed clamping part includes a fixed side stop and a first adjustable pressure block. Multiple fixed side stops are fixed on the outer side of one of the two roller conveyors. A mounting plate is fixed above the fixed side stop. A side plate is fixed on the lower surface of the mounting plate. A screw hole is opened on the mounting plate. A screw rod that mates with the screw hole passes through the screw hole. A rotating handle is fixedly connected to the upper end of the screw rod. A pressure plate is rotatably connected to the lower end of the screw rod. The pressure plate is slidably mounted on the side plate. Multiple guide holes are opened on the pressure plate. Each guide hole is provided with a first guide post. A first limiting block is connected to the upper end of the first guide post. A first adjustable pressure block is fixed to the lower end of the first guide post. A first spring is sleeved on the first guide post between the first adjustable pressure block and the pressure plate.

6. A clamping device for a high-strength plate straightening machine according to claim 5, characterized in that, The side of the fixed-side block that contacts the high-strength plate and the lower surface of the first adjustable pressure block are both equipped with rollers that can be rotated.

7. A clamping device for a high-strength plate straightening machine according to claim 5, characterized in that, The moving clamping part includes a moving side stop and a second adjustable pressure block. A moving side stop mounting plate is fixed on the outer side of the roller conveyor away from the fixed side stop. Multiple moving side stops are slidably arranged on the moving side stop mounting plate. A second guide post is fixedly connected to the rear side of each moving side stop. The second guide post passes through the push plate. A second limit block is fixed at the end of the second guide post. A second spring is sleeved on the second guide post between the moving side stop and the push plate. A cylinder is connected to the middle of the rear side of the push plate. The second adjustable pressure block has the same structure and connection as the first adjustable pressure block.

8. A clamping device for a high-strength plate straightening machine according to claim 7, characterized in that, Rollers are rotatably provided on both the side of the moving side block that contacts the high-strength plate and the lower surface of the second adjustable pressure block.

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