Cylinder cover gripper capable of being turned over from front side to back side

Abstract

The cylinder cover gripper comprises a large mounting plate, two sets of lifting air cylinders are arranged in the middle of the top of the large mounting plate, a small mounting plate is arranged at the output ends of the two sets of lifting air cylinders, and upper and lower linear guide rails connected with the small mounting plate are arranged on the two sides of the two ends of the large mounting plate. Four groups of horizontal sliding electric cylinders are arranged at the bottom of the small mounting plate; through the mutual cooperation of the large mounting plate, the up-down linear guide rail, the left-right clamping air cylinder, the lifting air cylinder, the small mounting plate, the turnover mechanism, the horizontal sliding electric cylinder, the L-shaped mounting plate and the left-right clamping linear guide rail, the gripper is good in stability, high in precision and simple in structure; the front and back sides of an asymmetric product can be grabbed, the automatic overturning function of the product is achieved, the device can be applied to welding, spraying, carrying, loading and unloading, assembling, stacking and other complex operations, and the labor efficiency is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical arm technical field, concretely is a cylinder cover gripper that can be right and wrong surface overturning. BACKGROUND

[0002] With the popularization of intelligent manufacturing at present, the use of manipulator is more and more, and among them, carrying and grabbing are the most common forms in the use of manipulator, the gripper is generally used to hold the workpiece part, according to the shape, size, weight, material and operation requirements of the held object, there are various structural forms, such as clamping type, supporting type and adsorption type movement mechanism, so that the hand completes various rotation, movement or compound movement to realize the specified action, and changes the position and posture of the held object.

[0003] The patent with the authorized announcement number CN220162477U discloses an engine cylinder cover gripper structure, which comprises a bottom plate, a mounting box fixedly installed at the bottom of the bottom plate and a top plate arranged at the top of the bottom plate, the inside of the mounting box is provided with a vertical plate extending to the outside of the bottom plate, the bottom of the vertical plate is provided with a gripper structure extending to the inside of the mounting box, and the top plate and the mounting box are provided with a clamping assembly; the engine cylinder cover gripper structure is characterized in that the vacuum suction cup is attached to the surface of the cylinder cover, the vacuum generator is started to make the vacuum suction cup tightly suck the cylinder cover, then the electric push rod is started to drive the vertical plate to displace upward, at this time, the rack displacement is engaged with the gear to drive the lead screw to rotate, at this time, the two moving blocks drive the two clamps to displace towards the opposite sides, and the two clamps are clamped to the cylinder cover through opposite displacement, so that the advantages of stable clamping and the like are achieved.

[0004] However, the device has the following disadvantages:

[0005] The above-mentioned existing gripper is generally single and grasps the object, and generally has the problems of slow speed, small clamping force, low grasping precision, high energy consumption and the like, and some shells are designed to be left-right asymmetric, so that a set of grippers on the front and back surfaces cannot be satisfied, and the application range is reduced. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a cylinder cover gripper that can be right and wrong surface overturning to solve the existing problems in the above background technology.

[0007] To achieve the above object, the utility model provides the following technical scheme: A cylinder cover tongs of positive and reverse sides can be turned over, including big mounting plate, the middle part of big mounting plate top is provided with two groups of lifting air cylinders, the output end of two groups of lifting air cylinders is provided with small mounting plate in all, the both sides of big mounting plate both ends are provided with the up-down straight line guide rail of being connected with small mounting plate, the bottom of small mounting plate is provided with four groups of horizontal sliding electric cylinders, the outside of horizontal sliding electric cylinder is slidably connected with L-shaped mounting plate, the both sides of big mounting plate bottom are provided with left and right clamping straight line guide rails, the outside of two groups of left and right clamping straight line guide rails is slidably connected with turnover mechanism, the both sides of big mounting plate top are provided with left and right clamping air cylinders, and the output end of two groups of left and right clamping air cylinders is connected with turnover mechanism.

[0008] Preferably, the turnover mechanism includes a movable plate, a motor, a belt pulley, a rotating rod, a clamp and a belt, the output end of the two groups of left and right clamping air cylinders is provided with a movable plate, the top of the inside of the movable plate is provided with a motor, the output end of the motor is provided with a belt pulley, the bottom of one side of the movable plate is sleeved with a rotating rod, one side of the rotating rod is provided with a clamp, the outside of the rotating rod and the output end of the motor are both provided with a belt pulley, the outside of the two groups of belt pulleys is collectively sleeved with a belt, one side of the movable plate is provided with a supporting assembly, and the product can be turned over.

[0009] Preferably, the supporting assembly includes a fixed block, a guide rod, a movable frame, a magnet block A, a rotating block, a magnet block B and a supporting plate, one side of the movable plate is provided with a fixed block, the inside of the fixed block is sleeved with a guide rod, the bottom of the guide rod is provided with a movable frame, the bottom of one side of the movable frame is provided with a supporting plate, the side away from the clamp of the rotating rod is provided with a rotating block, the top and the bottom of the rotating block are provided with a magnet block B, the top of the inside of the movable frame is provided with a magnet block A matched with the magnet block B, the product can be supported from the bottom of the product when the product is clamped, and the stability of the product is improved.

[0010] Preferably, the side close to the magnet block B of the magnet block A and the magnet block B is the same pole, so that the magnet block A can push the supporting plate to the bottom of the product through the same pole repulsion of the magnet block B.

[0011] Preferably, the top of the guide rod is provided with a limiting block, and the movement range of the guide rod can be limited.

[0012] Preferably, one side of the supporting plate is arc-shaped, so that the supporting plate can be smoothly clamped into the bottom side of the product.

[0013] Preferably, the both sides of the big mounting plate are provided with movable grooves, and the turnover mechanism and the movable grooves are in sliding cooperation, so as to provide a movement space for the turnover mechanism.

[0014] Preferably, the bottom of one end of the L-shaped mounting plate is provided with a supporting lug, which can be supported under the product, improving the stability of the two-sided grabbing of the product.

[0015] Compared with the prior art, the cylinder cover gripper capable of being flipped over on the front and back sides has the beneficial effects that:

[0016] 1. Through the cooperation between the large mounting plate, the up-down linear guide rail, the left-right clamping cylinder, the lifting cylinder, the small mounting plate, the flipping mechanism, the horizontally sliding electric cylinder, the L-shaped mounting plate and the left-right clamping linear guide rail, the gripper has good stability, high precision, simple structure, the L-shaped mounting plate can grab the front and back sides of the asymmetric product when clamping the product, has the automatic flipping function for the product, can be applied to complex operations such as welding, spraying, carrying, loading and unloading, assembling and stacking, effectively improves the labor efficiency, reduces the labor cost, greatly improves the product quality and stability, has the advantages of large working space, flexible action, high reliability, low manufacturing cost and simple maintenance, etc.

[0017] 2. Through the cooperation between the fixing block, the guide rod, the movable frame, the magnet block A, the rotating block, the magnet block B and the supporting plate, when the device flips the product, the supporting plate can support the bottom of the product through the magnetic force of the magnet block A and the magnet block B, the supporting plate can automatically fall during the flipping process of the product, preventing interference caused by the flipping of the product, after the flipping is completed, the supporting plate can support the product again under the action of the magnetic force, improving the stability before and after the flipping of the product, preventing the product from falling when not clamped. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a perspective view of the utility model;

[0019] Figure 2 It is a front view of the utility model;

[0020] Figure 3 It is a front view of the utility model flipping mechanism;

[0021] Figure 4 It is a side view of the utility model flipping mechanism.

[0022] In the drawing: 1, large mounting plate; 2, up-down linear guide rail; 3, left-right clamping cylinder; 4, lifting cylinder; 5, small mounting plate; 6, flipping mechanism; 61, movable plate; 62, motor; 63, pulley; 64, rotating rod; 65, gripper; 66, belt; 7, horizontally sliding electric cylinder; 8, L-shaped mounting plate; 9, left-right clamping linear guide rail; 11, fixing block; 12, guide rod; 13, movable frame; 14, magnet block A; 15, rotating block; 16, magnet block B; 17, supporting plate. DETAILED DESCRIPTION

[0023] Clearly, the described embodiments are merely a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] Please refer to Figures 1-4 The utility model provides an embodiment: a cylinder cover tongs of positive and negative sides can overturn, including big mounting plate 1, the middle part of big mounting plate 1 top is provided with two groups of lifting cylinder 4, and the output of two groups of lifting cylinder 4 is commonly provided with small mounting plate 5, and the both sides of big mounting plate 1 both ends are provided with the up-down straight line guide rail 2 connected with small mounting plate 5, and the bottom of small mounting plate 5 is provided with four groups of horizontal sliding electric cylinder 7, and the outside of horizontal sliding electric cylinder 7 is slidably connected with L shaped mounting plate 8, and the both sides of big mounting plate 1 bottom are provided with left and right clamping straight line guide rail 9, and the outside of two groups of left and right clamping straight line guide rail 9 is slidably connected with overturning mechanism 6, and the both sides of big mounting plate 1 top are provided with left and right clamping cylinder 3, and the output of two groups of left and right clamping cylinder 3 is connected with overturning mechanism 6.

[0025] Overturning mechanism 6 includes movable plate 61, motor 62, pulley 63, rotating rod 64, clamp 65 and belt 66, and the output of two groups of left and right clamping cylinder 3 is provided with movable plate 61, and the top of movable plate 61 inside is provided with motor 62, and the output of motor 62 is provided with pulley 63, and the bottom of movable plate 61 one side is provided with rotating rod 64, and one side of rotating rod 64 is provided with clamp 65, and the outside of rotating rod 64 and the output of motor 62 are provided with pulley 63, and the outside of two groups of pulley 63 is commonly provided with belt 66, and one side of movable plate 61 is provided with supporting assembly, and the product can be overturned;

[0026] Supporting assembly includes fixed block 11, guide rod 12, movable frame 13, magnet block A 14, rotating block 15, magnet block B 16 and supporting plate 17, and one side of movable plate 61 is provided with fixed block 11, and the inside of fixed block 11 is provided with guide rod 12, and the top of guide rod 12 is provided with limiting block, and the activity range of guide rod 12 can be limited, and the bottom of guide rod 12 is provided with movable frame 13, and the bottom of movable frame 13 one side is provided with supporting plate 17, and one side of rotating rod 64 away from clamp 65 is provided with rotating block 15, and the top and bottom of rotating block 15 are provided with magnet block B 16, and the inside of movable frame 13 top is provided with magnet block A 14 matched with magnet block B 16, and the product can be supported from the bottom when clamping the product, and the stability of the product is improved.

[0027] Further, the magnet block A14 and the magnet block B16 are opposite to each other in the same polarity, so that the magnet block A14 can push the supporting plate 17 to support the product through the repulsion of the same polarity of the magnet block B16.

[0028] Further, the supporting plate 17 is arc-shaped on one side, so that the supporting plate 17 can be smoothly clamped into the bottom side of the product.

[0029] Further, the movable grooves are arranged on both sides of the large mounting plate 1, and the turnover mechanism 6 is slidably connected with the movable grooves, so that the turnover mechanism 6 can be provided with a movable space.

[0030] Further, the L-shaped mounting plate 8 is provided with a supporting lug at the bottom of one end, which can be supported below the product, so as to improve the stability of the product in the two directions.

[0031] Working principle: when the device clamps the product, the horizontal sliding electric cylinder 7 drives the four groups of L-shaped mounting plates 8 to move towards the center, so as to clamp the product, when the product needs to be turned over, the lifting cylinder 4 drives the product to move upwards, then the left and right clamping cylinders 3 are started to drive the two groups of turnover mechanisms 6 to move close to each other, the movable plate 61 is clamped on the two sides of the product, the motor 62 is started to run, the two groups of belt pulleys 63 are driven to rotate through the motor 62, then the product can be turned over, after the product is turned over by 180 degrees, the horizontal sliding electric cylinder 7 is clamped through the L-shaped mounting plate 8, so as to realize the clamping of the front and back of the product.

[0032] When the two groups of clamping hands 65 clamp the product to turn over, the supporting plate 17 can be supported at the bottom of the product, the repulsion of the magnetic force of the magnet block A14 and the magnet block B16 can push the supporting plate 17 to support the product from the bottom, when the product is turned over, the rotating block 15 can also rotate with the product, when the rotating block 15 is out of the magnetic range of the magnet block A14, the supporting plate 17 can automatically fall under the action of gravity, so as to prevent the product from being disturbed when it is turned over, and when the product is turned over by 180 degrees, the magnet block B16 can be opposite to the magnet block A14 again, so as to push the supporting plate 17 to support at the bottom of the product again, so as to improve the clamping stability of the two groups of clamping hands 65 when the product is turned over.

[0033] It is obvious for those skilled in the art that the present application is not limited to the details of the above-mentioned exemplary embodiments, and can be realized in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, so as to include all changes falling within the meaning and scope of the equivalent elements of the claims. Any reference signs in the claims should not be regarded as limiting the claims.

[0034] In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more than two;The terms "up", "down", "left", "right", "inside", "outside", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" and the like are only for the purpose of description and cannot be understood as indicating or implying relative importance.

[0035] In the description of the utility model, it should be pointed out that, unless otherwise specified and limited, the terms "connected", "connected" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected;It can be mechanically connected, or it can be electrically connected;It can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

Claims

1. A cylinder head gripper which can be turned over on both sides, comprising a large mounting plate (1), characterized in that: The middle part of the top of the large mounting plate (1) is provided with two groups of lifting air cylinders (4), the output ends of the two groups of lifting air cylinders (4) are commonly provided with a small mounting plate (5), the two sides of the two ends of the large mounting plate (1) are provided with up-down straight line guides (2) connected with the small mounting plate (5), the bottom of the small mounting plate (5) is provided with four groups of horizontal sliding electric cylinders (7), the outer sides of the horizontal sliding electric cylinders (7) are slidingly connected with L-shaped mounting plates (8), the two sides of the bottom of the large mounting plate (1) are provided with left-right clamping straight line guides (9), the outer sides of the two groups of left-right clamping straight line guides (9) are slidingly connected with turnover mechanisms (6), and the two sides of the top of the large mounting plate (1) are provided with left-right clamping air cylinders (3). The output ends of the two groups of left-right clamping air cylinders (3) are connected with the turnover mechanisms (6).

2. A cylinder head gripper according to claim 1, characterised in that: The turnover mechanism (6) comprises a movable plate (61), a motor (62), a belt pulley (63), a rotating rod (64), a clamping hand (65) and a belt (66), the output ends of the two groups of left-right clamping air cylinders (3) are provided with the movable plate (61), the top of the inside of the movable plate (61) is provided with the motor (62), the output end of the motor (62) is provided with the belt pulley (63), the bottom of one side of the movable plate (61) is sleeved with the rotating rod (64), one side of the rotating rod (64) is provided with the clamping hand (65), the outer side of the rotating rod (64) and the output end of the motor (62) are both provided with the belt pulley (63), the outer sides of the two groups of belt pulleys (63) are commonly sleeved with the belt (66), and one side of the movable plate (61) is provided with a supporting assembly.

3. A cylinder head gripper according to claim 2, characterised in that: The supporting assembly comprises a fixed block (11), a guide rod (12), a movable frame (13), a magnet block A (14), a rotating block (15), a magnet block B (16) and a supporting plate (17), one side of the movable plate (61) is provided with the fixed block (11), the inside of the fixed block (11) is sleeved with the guide rod (12), the bottom of the guide rod (12) is provided with the movable frame (13), the bottom of one side of the movable frame (13) is provided with the supporting plate (17), the side, away from the clamping hand (65), of the rotating rod (64) is provided with the rotating block (15), the top and bottom of the rotating block (15) are provided with the magnet block B (16), and the top of the inside of the movable frame (13) is provided with the magnet block A (14) matched with the magnet block B (16).

4. A cylinder head gripper according to claim 3, characterised in that: The side, close to the magnet block B (16), of the magnet block A (14) and the magnet block B (16) is of the same polarity.

5. A cylinder head gripper according to claim 3, characterised in that: The top of the guide rod (12) is provided with a limiting block.

6. A cylinder head gripper according to claim 3, characterised in that: One side of the supporting plate (17) is arc-shaped.

7. The cylinder head gripper of claim 1, wherein: The two sides of the large mounting plate (1) are provided with movable grooves, and the turnover mechanism (6) is in sliding cooperation with the movable grooves.

8. The cylinder head gripper of claim 1, wherein: The bottom of one end of the L-shaped mounting plate (8) is provided with a supporting lug.

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