Support blank feeding and discharging robot gripper

Abstract

The utility model relates to the technical field of machine tool machining feeding and discharging, in particular to a support blank feeding and discharging robot gripper which comprises a workpiece taking installation plate, a workpiece taking gripper base plate installed on the workpiece taking installation plate and a workpiece taking assembly installed on the workpiece taking gripper base plate. A linear guide rail is arranged on the lower side of the piece taking installation plate, a sliding block is installed on the linear guide rail, and the piece taking paw base plate is connected with the sliding block. Limiting plates are arranged at the two ends of the piece taking paw base plate, and buffering pads are arranged between the limiting plates and the piece taking paw base plate. The workpiece taking assembly comprises a pneumatic claw assembly, the pneumatic claw assembly comprises a pneumatic claw installation block, a first pneumatic claw and a second pneumatic claw, the first pneumatic claw and the second pneumatic claw are installed on the pneumatic claw installation block, the first pneumatic claw comprises a first finger claw and a second finger claw, a jacking pin is arranged at the front end of the first finger claw, and a lower supporting plate is further arranged below the first finger claw. The utility model aims at providing a support blank feeding and discharging robot gripper to ensure the consistency of the centers of workpieces and the clamping precision of feeding and discharging of a machine tool.

Description

TECHNICAL FIELD

[0001] The utility model relates to machine tool processing feeding and discharging technical field, especially a bracket blank feeding and discharging robot hand claw. BACKGROUND

[0002] The robot hand claw is an automatic device with the function of grabbing and moving workpieces used in the automatic production process, can replace human to complete dangerous, repetitive and boring work, reduce manual labor intensity, improve labor productivity, the existing machine tool feeding and discharging mode is divided into manual feeding and robot feeding, manual feeding is easy to be tired, and the feeding efficiency is low, and the safety is poor, but can accurately judge whether feeding is completed through visual, and the feeding efficiency of the robot feeding mode is high, and the safety is good, but it is difficult to judge whether feeding is completed, at present, the loading and unloading of bracket blank workpieces on the production line of many domestic factories are still completed by manual work, and the labor intensity is big, and the production efficiency is low, because the bracket blank is a casting, and the shape size tolerance is within 1mm, and multiple workpieces need to be grabbed simultaneously, and the traditional hand claw structure usually adopts a station to carry out a process, which is prone to error in the process of grabbing components, improves the production cost, and the centralization degree is low, therefore, in order to guarantee the consistency of the workpiece center and the clamping precision of the machine tool feeding and discharging, the technical scheme is suitable for the robot hand claw for grabbing the bracket blank. SUMMARY

[0003] In order to overcome the above-mentioned insufficient, the utility model discloses a kind of bracket blank feeding and discharging robot hand claw, to guarantee the consistency of workpiece center, guarantee the clamping precision of machine tool feeding and discharging.

[0004] The utility model technical scheme is a kind of bracket blank feeding and discharging robot hand claw, including piece taking installation plate, piece taking hand claw backing plate installed on piece taking installation plate and piece taking assembly installed on interval hand claw backing plate;The linear guide rail is equipped with the slider on the linear guide rail of piece taking installation plate lower side, and piece taking hand claw backing plate is connected with the slider;Limiting plate is equipped with the limiting plate between piece taking hand claw backing plate two ends;Buffer pad is equipped between the limiting plate and piece taking hand claw backing plate;The piece taking assembly includes gasp assembly, and the gasp assembly includes gasp installation block, first gasp and second gasp installed on gasp installation block, and the first gasp includes first finger claw and second finger claw, and the first finger claw front end is equipped with tight pin, and still be equipped with lower support plate below first finger claw, and the second finger claw is equipped with clamping groove.

[0005] Further, the gasp installation block is also equipped with proximity switch, and the proximity switch.

[0006] Further, one end of the tight pin is installed in the first finger claw, and one end extends out of the first finger claw, and the butterfly spring is arranged on the inner tight pin, and the first finger claw is provided with a butterfly spring pressing plate for pressing the butterfly spring.

[0007] Further, the pick-up mounting plate is further provided with a pick-up pressing column.

[0008] Further, the lower part of the air claw mounting block is provided with a clamping air cylinder, the clamping air cylinder is provided with an air claw sliding block which can slide in the clamping air cylinder, the air claw sliding block is provided with two groups, the two groups of air claw sliding blocks are separated by a partition, and the first air claw and the second air claw are respectively installed on the air claw sliding block.

[0009] The support blank feeding and discharging robot hand claw is mainly composed of a pick-up mounting plate, a pick-up hand claw backing plate, a pick-up assembly, a linear guide rail, a limiting plate, a buffer pad, an air claw assembly and a sliding block mounted on the linear guide rail, the air claw assembly comprises the first air claw and the second air claw, the pick-up hand claw backing plate, the first air claw and the second air claw are fixed on the linear guide rail through bolt connection, the sliding block which can slide along the sliding rail is mounted on the linear guide rail, the pick-up hand claw backing plate is connected with the sliding block, the linear guide rail is connected with the pick-up mounting plate through bolt connection, the sliding block can float along the guide rail direction during the process of grabbing the workpiece on the linear guide rail, the floating amount is 1mm-2mm, the buffer pad and the limiting plate are arranged on the two sides of the pick-up hand claw backing plate, and the buffer pad and the limiting plate play the roles of buffering and limiting, the proximity switch is provided with a thread on the upper part and can be directly connected and fixed on the air claw mounting block, the opening and clamping actions of the air claw can be detected through the proximity switch, the pick-up pressing column is connected and fixed on the pick-up mounting plate through bolt connection, can be inserted into the corresponding positioning hole of the workpiece and plays the role of positioning, the first air claw is divided into the first finger claw and the second finger claw, the top pressing pin and the lower supporting plate are arranged at the front end of the first finger claw, the top pressing pin is installed in the finger claw, the elastic force is applied through the butterfly spring, then the butterfly spring pressing plate is used for limiting the butterfly spring and the top pressing pin, the butterfly spring pressing plate plays the role of pressing, the top pressing pin plays the role of floating, and the lower supporting plate plays the role of clamping the workpiece, the clamping groove is arranged on the second finger claw, the clamping groove can just make the workpiece be clamped into the clamping groove, prevents the workpiece from falling during the transfer, and the top pressing pin and the lower supporting plate can effectively prevent the workpiece shape error and product falling. BRIEF DESCRIPTION OF DRAWINGS

[0010] In order to facilitate the description, the utility model is described in detail by the following preferred embodiments and drawings.

[0011] Figure 1 It is a perspective structural schematic view of the utility model of a support blank feeding and discharging robot hand claw.

[0012] Figure 2 It is a front view of the utility model of a support blank feeding and discharging robot hand claw.

[0013] Figure 3 It is a left view of the utility model of a support blank feeding and discharging robot hand claw.

[0014] Figure 4 is a bottom view of the bracket blank feeding and discharging robot hand claw of the utility model;

[0015] Figure 5 is a combined view of the bracket blank feeding and discharging robot hand claw of the utility model installed on the connecting flange plate.

[0016] The drawing mark is: take piece installation plate 1, take piece hand claw backing plate 2, take piece assembly 3, linear guide rail 4, sliding block 41, limiting plate 5, buffer pad 51, air claw assembly 6, air claw installation block 61, first air claw 62, second air claw 63, first finger claw 621, second finger claw 622, top tight pin 7, proximity switch 8, butterfly spring 71, butterfly spring pressing plate 72, take piece pressing column 9, clamping air cylinder 64, air claw sliding block 65, partition 66, clamping groove 623, lower support plate 624. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical scheme and advantages of the utility model more clear and obvious, the following will be further described in detail in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model, and are not used to limit the utility model. It should be noted that the examples in the utility model and the features in the examples can be combined with each other without conflict.

[0018] In the description of the utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally 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, or it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood through specific circumstances.

[0019] The bracket blank feeding and discharging robot hand claw of the utility model will be further described below with reference to the drawings:

[0020] As Figures 1-4The illustrated support blank loading and unloading robot hand claw comprises a taking installation plate 1, a taking hand claw base plate 2 installed on the taking installation plate 1, and a taking assembly 3 installed on the interval hand claw base plate 2; the taking installation plate 1 is provided with a linear guide rail 4 on the lower side, a sliding block 41 is installed on the linear guide rail 4, and the taking hand claw base plate 2 is connected with the sliding block 41; the taking hand claw base plate 2 is provided with a limiting plate 5 at both ends, and a buffer pad 51 is arranged between the limiting plate 5 and the taking hand claw base plate 2; the taking assembly 3 comprises a gas claw assembly 6, the gas claw assembly 6 comprises a gas claw installation block 61, a first gas claw 62 and a second gas claw 63 installed on the gas claw installation block 61, a proximity switch 8 is arranged on the gas claw installation block 61, and the proximity switch is used for detecting the hand claw state; the first gas claw 62 comprises a first finger claw 621 and a second finger claw 622, the first finger claw 621 is provided with a jacking pin 7 at the front end, and a lower supporting plate 624 is further arranged below the first finger claw 621, the second finger claw 622 is provided with a clamping groove 623, one end of the jacking pin 7 is installed in the first finger claw 621, and the other end extends out of the first finger claw 621, a butterfly spring 71 is arranged on the jacking pin 621, and the first finger claw 621 is provided with a butterfly spring pressing plate 72 for pressing the butterfly spring 71.

[0021] In the embodiment, the taking installation plate 1 is further provided with a taking pressing column 9, the taking pressing column can quickly position the workpiece position, and the stability and convenience of taking are ensured.

[0022] In the embodiment, the gas claw installation block 61 is provided with a clamping cylinder 64 at the lower part, the clamping cylinder 64 is provided with a gas claw sliding block 65 which can slide in the clamping cylinder 64, the gas claw sliding block 65 is provided with two groups, the two groups of gas claw sliding blocks 64 are separated by a partition 66, and the first gas claw 62 and the second gas claw 63 are respectively installed on the gas claw sliding block 65.

[0023] As shown in the figure, Figure 5 six taking assemblies are installed on the connecting flange plate, each three groups are a large group, and are respectively used as a placing area and a taking area, and can work simultaneously to grab support workpieces.

[0024] The utility model relates to a kind of support blank feeding and discharging robot hand claw mainly by taking piece mounting plate 1, taking piece hand claw backing plate 2, taking piece component 3, linear guide 4, limit plate 5, buffer pad 51, air claw component 6 and the slider 41 on linear guide etc.

[0025] The above is only the preferred embodiment of the utility model, and does not limit the utility model, any modification, equivalent replacement and improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A stent blank loading and unloading robot gripper, characterized in that, The device comprises a pickup mounting plate, a pickup gripper base plate mounted on the pickup mounting plate, and a pickup assembly mounted on the pickup gripper base plate; the lower side of the pickup mounting plate is provided with a linear guide rail, a sliding block is mounted on the linear guide rail, and the pickup gripper base plate is connected with the sliding block; the two ends of the pickup gripper base plate are provided with limiting plates, and a buffer pad is arranged between the limiting plates and the pickup gripper base plate; the pickup assembly comprises a pneumatic gripper assembly, the pneumatic gripper assembly comprises a pneumatic gripper mounting block, a first pneumatic gripper and a second pneumatic gripper mounted on the pneumatic gripper mounting block, the first pneumatic gripper comprises a first finger and a second finger, the front end of the first finger is provided with a clamping pin, and a lower supporting plate is further arranged below the first finger; the second finger is provided with a clamping groove.

2. The stent blank loading and unloading robot gripper of claim 1, wherein: The pneumatic gripper mounting block is further provided with a proximity switch.

3. The stent blank loading and unloading robot gripper of claim 1, wherein: One end of the clamping pin is mounted in the first finger, and the other end extends out of the first finger; a butterfly spring is arranged on the inner clamping pin, and a butterfly spring pressing plate for pressing the butterfly spring is arranged on the first finger.

4. The stent blank loading and unloading robot gripper of claim 1, wherein: The pickup mounting plate is further provided with a pickup pressing column.

5. The stent blank loading and unloading robot gripper of claim 1, wherein: The lower part of the pneumatic gripper mounting block is provided with a clamping air cylinder, the clamping air cylinder is provided with a pneumatic gripper sliding block which can slide in the clamping air cylinder, the pneumatic gripper sliding block is provided with two groups, the two groups of pneumatic gripper sliding blocks are separated by a partition, and the first pneumatic gripper and the second pneumatic gripper are respectively mounted on the pneumatic gripper sliding blocks.

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