Robot gripper for grabbing mold

Abstract

The utility model relates to the technical field of robot grippers, in particular to a robot gripper for gripping a die, which comprises a mounting frame, a bearing back plate, a lifting cylinder, a clamping jaw mounting plate, a gripper and a positioning strip, and the gripper comprises a guide seat, a clamping jaw cylinder, a clamping jaw guide rod, a connecting plate, a pressing strip and a chuck; when the mold is grabbed, the clamping jaw cylinders retract to drive the chucks to be embedded into the positioning strips, and at the moment, the lifting cylinders retract to drive the clamping jaw mounting plates and the chucks to retract, so that the product is easy to demold; when the lower die and the upper die of the die are vertically separated and separated, the upper die of the die is removed and carried, due to the fact that the chuck is embedded into the positioning strip, the carrying process is safe, the situation that the upper die falls off is avoided, the gripper is high in mechanical strength and stable in clamping, the die does not fall off in the carrying process, and the number of defective products is reduced in the process of removing the die.

Description

TECHNICAL FIELD

[0001] The utility model relates to robot gripper technical field, especially a kind of robot gripper for mould grabbing. BACKGROUND

[0002] Robot gripper for mould grabbing is important tool in industrial automation field, can efficiently, stably complete the grabbing, carrying and placing task of mould, is widely applied in mould manufacturing, injection molding and stamping forming.

[0003] In mould manufacturing process, robot gripper can be used for the carrying, assembly and detection of mould, reduce the labor intensity of worker, simultaneously, significantly shorten production cycle, improve the overall efficiency of production line.

[0004] But the stability of existing robot gripper for mould grabbing is poor, and the phenomenon of falling off occurs during mould carrying, thereby affecting the overall production efficiency. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of robot gripper for mould grabbing, to solve the problem of the stability of existing robot gripper for mould grabbing is poor.

[0006] To achieve the above-mentioned purpose, the utility model provides a kind of robot gripper for mould grabbing, including mounting bracket, bearing backplate, lifting cylinder, clamping jaw mounting plate, gripper and positioning strip, the bearing backplate is fixedly connected with the mounting bracket, and is located at the bottom of the mounting bracket, the lifting cylinder is fixedly connected with the bearing backplate, and penetrates the bearing backplate, the clamping jaw mounting plate is fixedly connected with the output end of the lifting cylinder, and is located at one side of the lifting cylinder, the gripper is arranged at the both sides of the clamping jaw mounting plate, the positioning strip is fixedly connected with mould, and is located at both sides of mould, the gripper includes guide seat, clamping jaw cylinder, clamping jaw guide rod, connecting plate, pressing strip and chuck; The guide seat is fixedly connected with the clamping jaw mounting plate, and is located at the both sides of the clamping jaw mounting plate, the clamping jaw cylinder is fixedly connected with the clamping jaw mounting plate, and is located at the both sides of the clamping jaw mounting plate, the clamping jaw guide rod is slidably connected with the guide seat, and penetrates the guide seat, the connecting plate is fixedly connected with the clamping jaw guide rod, and is located at the side of the clamping jaw guide rod away from the clamping jaw mounting plate, the chuck is fixedly connected with the connecting plate, and is located at the bottom of the connecting plate, the pressing strip is fixedly connected with the clamping jaw mounting plate, and is located at the bottom of the clamping jaw mounting plate.

[0007] Among them, the mounting bracket includes mounting flange and force bearing frame, the force bearing frame is fixedly connected with the bearing backplate, and is located at the top of the bearing backplate, the mounting flange is fixedly connected with the force bearing frame, and is located at one side of the force bearing frame.

[0008] The robot gripper for mold grabbing further comprises a lifting guide rod, which is fixedly connected with the clamping jaw mounting plate and slidably connected with the load-bearing back plate and penetrates through the load-bearing back plate.

[0009] The robot gripper further comprises a buffer pad, which is fixedly connected with the connecting plate and located on the side of the connecting plate close to the clamping jaw guide rod.

[0010] The robot gripper further comprises an angle support plate, which is fixedly connected with the clamping head and located on the outer side of the clamping head.

[0011] The robot gripper for mold grabbing of the utility model, the mounting frame provides support for the load-bearing back plate, the load-bearing back plate provides installation conditions for the lifting cylinder, the clamping head on both sides of the clamping jaw mounting plate is in an open state, the lifting cylinder extends to push down the clamping jaw mounting plate, the pressing strip hits the mold, the mold vibrates to make the product easy to demold, when grabbing the mold, the clamping jaw cylinder retracts to drive the clamping head to embed in the positioning strip, at this time, the lifting cylinder retracts to drive the clamping jaw mounting plate and the clamping head to retract, so that the lower mold and the upper mold of the mold are vertically separated and disconnected, demolding is realized, the process of retraction of the clamping jaw cylinder, the clamping jaw guide rod slides in the guide seat, guides the connecting plate, avoids deviation of the connecting plate, so that the clamping head deviates, and the clamping head cannot be smoothly embedded in the positioning strip, when carrying the upper mold of the mold, the clamping head is embedded in the positioning strip, so that the carrying process is safe, and the upper mold does not fall off, the robot gripper has high mechanical strength, stable clamping, the mold does not fall off during carrying, reduces product defects during demolding, and the problem of poor stability of the robot gripper for mold grabbing in the prior art is solved. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced.

[0013] Fig. 1 is a structural schematic view of the robot gripper for mold grabbing of the utility model.

[0014] Fig. 2 is a front view of the robot gripper for mold grabbing of the utility model.

[0015] In the figure: 1 - mounting frame, 2 - bearing back plate, 3 - lifting air cylinder, 4 - clamping jaw mounting plate, 5 - gripper, 6 - positioning strip, 7 - guide seat, 8 - clamping jaw air cylinder, 9 - clamping jaw guide rod, 10 - connecting plate, 11 - pressing strip, 12 - chuck, 13 - mounting flange, 14 - bearing frame, 15 - lifting guide rod, 16 - buffer pad, 17 - angle support plate, 18 - mold. DETAILED DESCRIPTION

[0016] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0017] Please refer to Figs. 1-2 The present application provides a robot gripper for mold grabbing, comprising a mounting frame 1, a bearing back plate 2, a lifting air cylinder 3, a clamping jaw mounting plate 4, a gripper 5 and a positioning strip 6, the bearing back plate 2 is fixedly connected with the mounting frame 1 and located at the bottom of the mounting frame 1, the lifting air cylinder 3 is fixedly connected with the bearing back plate 2 and penetrates through the bearing back plate 2, the clamping jaw mounting plate 4 is fixedly connected with the output end of the lifting air cylinder 3 and located at one side of the lifting air cylinder 3, the gripper 5 is arranged on both sides of the clamping jaw mounting plate 4, the positioning strip 6 is fixedly connected with the mold 18 and located on both sides of the mold 18, the gripper 5 comprises a guide seat 7, a clamping jaw air cylinder 8, a clamping jaw guide rod 9, a connecting plate 10, a pressing strip 11 and a chuck 12; the guide seat 7 is fixedly connected with the clamping jaw mounting plate 4 and located on both sides of the clamping jaw mounting plate 4, the clamping jaw air cylinder 8 is fixedly connected with the clamping jaw mounting plate 4 and located on both sides of the clamping jaw mounting plate 4, the clamping jaw guide rod 9 is slidingly connected with the guide seat 7 and penetrates through the guide seat 7, the connecting plate 10 is fixedly connected with the clamping jaw guide rod 9 and located on the side of the clamping jaw guide rod 9 away from the clamping jaw mounting plate 4, the chuck 12 is fixedly connected with the connecting plate 10 and located at the bottom of the connecting plate 10, and the pressing strip 11 is fixedly connected with the clamping jaw mounting plate 4 and located at the bottom of the clamping jaw mounting plate 4.

[0018] In the embodiment, the mounting frame 1 supports the load-bearing back plate 2, the load-bearing back plate 2 provides mounting conditions for the lifting cylinder 3, the clamping head 12 on both sides of the clamping jaw mounting plate 4 is in an open state, the lifting cylinder 3 extends to push the clamping jaw mounting plate 4 downward, the pressing strip 11 hits the mold 18, the mold 18 vibrates to make the product easy to demold, when the mold 18 is grabbed, the clamping jaw cylinder 8 retracts to drive the clamping head 12 to embed in the positioning strip 6, at this time, the lifting cylinder 3 retracts to drive the clamping jaw mounting plate 4 and the clamping head 12 to retract, so that the lower mold of the mold 18 is vertically separated from the upper mold to realize demolding, the clamping jaw cylinder 8 retracts, the clamping jaw guide rod 9 slides in the guide seat 7 to guide the connecting plate 10, so as to avoid the offset of the connecting plate 10, which causes the offset of the clamping head 12, and further causes the clamping head 12 cannot smoothly embed in the positioning strip 6, when the upper mold of the mold 18 is carried, the clamping head 12 embeds in the positioning strip 6, so that the carrying process is safe and the upper mold will not fall off, the robot gripper has high mechanical strength and stable clamping, the mold 18 will not fall off during carrying, and the product defect is reduced during demolding, and the problem of poor stability of the robot gripper for grabbing the mold is solved.

[0019] Further, the mounting frame 1 comprises a mounting flange 13 and a force bearing frame 14, the force bearing frame 14 is fixedly connected with the load-bearing back plate 2 and located at the top of the load-bearing back plate 2, and the mounting flange 13 is fixedly connected with the force bearing frame 14 and located on one side of the force bearing frame 14.

[0020] In the embodiment, the force bearing frame 14 is used to support the load-bearing back plate 2, and the mounting flange 13 is used to mount the force bearing frame 14 on a machine tool.

[0021] Further, the robot gripper for grabbing the mold further comprises a lifting guide rod 15, the lifting guide rod 15 is fixedly connected with the clamping jaw mounting plate 4 and slidably connected with the load-bearing back plate 2 and penetrates through the load-bearing back plate 2.

[0022] In the embodiment, the lifting guide rod 15 is arranged to guide the lifting of the load-bearing back plate 2, so as to avoid the offset of the output end of the lifting cylinder 3 during extension and retraction, which causes the offset of the clamping head 12 on both sides of the load-bearing back plate 2.

[0023] Further, the gripper 5 further comprises a buffer pad 16, the buffer pad 16 is fixedly connected with the connecting plate 10 and located on the side of the connecting plate 10 close to the clamping jaw guide rod 9.

[0024] In the embodiment, when the clamping jaw cylinder 8 retracts, the connecting plate 10 is protected by the buffer pad 16 on the connecting plate 10 from being damaged by collision with the clamping jaw cylinder 8.

[0025] Further, the gripper 5 further comprises a gusset 17, which is fixedly connected with the clamping head 12 and located outside the clamping head 12.

[0026] In the embodiment, the gusset 17 is arranged to strengthen the mechanical strength of the clamping head 12.

[0027] The above only discloses a preferred embodiment of a robot gripper for mold grabbing, and cannot limit the scope of the application. Those skilled in the art can understand that the implementation of all or part of the above processes, and equivalent changes made in accordance with the claims of the application, still fall within the scope of the application.

Claims

1. A robot gripper for mold grasping, characterized in that ； The utility model provides a kind of robot gripper for mould grabbing, including mounting frame, load backboard, lifting cylinder, jaw mounting plate, grab hand and positioning strip, the load backboard is fixedly connected with the mounting frame, and is located the bottom of the mounting frame, the lifting cylinder is fixedly connected with the load backboard, and penetrates the load backboard, the jaw mounting plate is fixedly connected with the lifting cylinder output end, and is located the side of the lifting cylinder, the grab hand is arranged in the jaw mounting plate both sides, the positioning strip is fixedly connected with mould, and is located mould both sides, the grab hand includes guide seat, jaw cylinder, jaw guide rod, connecting plate, pressing strip and chuck; The guide seat is fixedly connected with the jaw mounting plate, and is located the jaw mounting plate both sides, the jaw cylinder is fixedly connected with the jaw mounting plate, and is located the jaw mounting plate both sides, the jaw guide rod is slidably connected with the guide seat, and penetrates the guide seat, the connecting plate is fixedly connected with the jaw guide rod, and is located the side of the jaw guide rod away from the jaw mounting plate, the chuck is fixedly connected with the connecting plate, and is located the bottom of the connecting plate, the pressing strip is fixedly connected with the jaw mounting plate, and is located the bottom of the jaw mounting plate.

2. The robotic gripper for mold grasping of claim 1, wherein ； The mounting frame includes mounting flange and force bearing frame, the force bearing frame is fixedly connected with the load backboard, and is located the top of the load backboard, the mounting flange is fixedly connected with the force bearing frame, and is located the side of the force bearing frame.

3. The robotic gripper for mold grasping of claim 1, wherein ； The robot gripper for mould grabbing further includes lifting guide rod, the lifting guide rod is fixedly connected with the jaw mounting plate, and is slidably connected with the load backboard, and penetrates the load backboard.

4. The robotic gripper for mold grasping of claim 1, wherein ； The grab hand further includes buffer pad, the buffer pad is fixedly connected with the connecting plate, and is located the side of the connecting plate close to the jaw guide rod.

5. The robotic gripper for mold grasping of claim 1, wherein ； The grab hand further includes gusset, the gusset is fixedly connected with the chuck, and is located the outside of the chuck.

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