Anti-collision safety protection device for mechanical arm

Abstract

The utility model discloses a mechanical arm anti-collision safety protection device which comprises a mechanical arm body, installation shells, a fixing shell and an outer protection shell, the installation shells are symmetrically installed on the upper side and the lower side of the mechanical arm body in an attached mode, a plurality of half-inserting blocks are symmetrically and fixedly installed on the two sides of each installation shell, and half-through holes are formed in the half-inserting blocks. A plurality of full-insertion blocks are evenly and fixedly installed in the center of the side wall of an installation shell, full-through holes are formed in the centers of the full-insertion blocks, fixing shells are symmetrically installed on the outer side of the installation shell in an attached mode, a plurality of half-insertion grooves are symmetrically formed in the two ends of each fixing shell, and the full-insertion blocks are correspondingly inserted into the two attached half-insertion grooves. And a plurality of full slots are uniformly formed in the center of the inner wall of the fixed shell. The utility model has the beneficial effects that the mounting shell, the fixed shell and the outer protective shell can be fixedly mounted conveniently, the dismounting and mounting are more convenient and quicker, damaged parts of the mounting shell, the fixed shell and the outer protective shell can be respectively replaced, the integral replacement is not needed, the resource waste is reduced, and the practicability is stronger.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical arm protection technical field, concretely related to a mechanical arm anti -collision safety device. BACKGROUND

[0002] Mechanical arm is the automation mechanical device that is most widely used in the field of mechanical man technology, has the application in industrial manufacturing, medical treatment, entertainment service, military, semiconductor manufacturing and space exploration etc.

[0003] Prior art discloses a kind of chemical robot arm anti-collision structure of application No.: CN202323453097.5, the utility model is installed on mechanical arm main body, need utilize first threaded hole and first bolt to be fixed installation first, the installation shell is fixedly installed with fixed shell outside being set, and fixed shell is fixedly installed with elastic protective sleeve outside, then again through second threaded hole and second bolt, arc-shaped mounting plate is fixedly installed, the utility model not only installation dismounting operation is more tedious, and installation shell, fixed shell and elastic protective sleeve are fixed integrated structure, when the elastic protective sleeve of easy damage breaks, need to be replaced simultaneously with corresponding installation shell and fixed shell, to cause the waste of resources, practicality is general, for the shortcomings of the utility model, the technical personnel in the art propose a kind of mechanical arm anti-collision safety device. UTILITY MODEL CONTENTS

[0004] (One) the technical problem solved

[0005] For the deficiencies of prior art, the utility model provides a kind of mechanical arm anti-collision safety device, has the fixed installation of installation shell, fixed shell and outer protective shell, dismounting is more convenient and fast, and installation shell, fixed shell and outer protective shell can be respectively replaced broken part, need not integrated replacement, reduce the waste of resources, practicality is stronger advantage, to solve the problem in above background art further.

[0006] (Two) technical scheme

[0007] In order to realize the above-mentioned advantages of convenient installation, fixing and installation of the installation shell, the fixing shell and the outer protective shell, more convenient disassembly and assembly, and replacement of damaged parts of the installation shell, the fixing shell and the outer protective shell, without integral replacement, reducing resource waste, and stronger practicality, the specific technical scheme adopted by the utility model is as follows: A mechanical arm anti-collision safety protection device, comprising a mechanical arm body, an installation shell, a fixing shell and an outer protective shell, the installation shell is symmetrically attached and installed on the upper and lower sides of the mechanical arm body, a plurality of half insertion blocks are symmetrically fixed and installed on the two sides of the installation shell, and a half through hole is formed in the half insertion block, a plurality of full insertion blocks are uniformly fixed and installed on the side wall of the installation shell, and a full through hole is formed in the center of the full insertion block, the fixing shell is symmetrically attached and installed on the outer side of the installation shell, a plurality of half insertion slots are symmetrically formed at the two ends of the fixing shell, the full insertion blocks are correspondingly inserted into the two attached half insertion slots, a plurality of full insertion slots are uniformly formed in the inner wall of the fixing shell, the two half insertion blocks can be correspondingly inserted into the full insertion slots, a plurality of alignment through holes are symmetrically formed in the side walls of the two outer protective shells, the alignment through holes, the half through hole and the full through hole are inserted with reinforcing ribs, and fixing threads are symmetrically formed at the two ends of the reinforcing ribs, and fixing bolts are screwed on the fixing threads.

[0008] Further, a plurality of installation grooves are uniformly formed in the outer wall of the fixing shell, and a plurality of buffer springs are symmetrically installed in the installation grooves, and a buffer pressing plate is connected to the movable end of the buffer spring, a trigger pressing column is fixedly installed on the bottom surface of the buffer pressing plate, a collision switch is installed in the center of the bottom surface of the installation groove, and the buffer pressing plate abuts against the inner wall of the outer protective shell.

[0009] Further, the central axes of the mechanical arm body, the installation shell, the fixing shell and the outer protective shell are on the same straight line.

[0010] Further, the cross-sectional shape of the installation groove is T-shaped.

[0011] Further, the cross-sectional shape of the side wall of the outer protective shell is fan-shaped.

[0012] (Three) beneficial effects

[0013] Compared with the prior art, the utility model provides a mechanical arm anti-collision safety protection device, which has the following beneficial effects:

[0014] (1), the utility model discloses a mechanical arm main part, installation shell, fixed shell and outer protective shell are provided, when installing, the worker can install two installation shells symmetrical adhesion on the upper and lower sides of mechanical arm main part, the both sides symmetrical fixed mounting of installation shell are provided with a plurality of half inserts, and half insert is provided with half through -hole, the lateral wall central uniform fixed mounting of installation shell is provided with a plurality of full inserts, and the central of full insert is provided with full through -hole, then the worker can install two fixed shells symmetrical adhesion on the left and right sides of two installation shells, the both ends symmetrical of fixed shell are provided with a plurality of half slots, can make full insert correspondingly insert in two adhesion half slots, half slot is reserved with the through slot corresponding with full through -hole, the lateral wall central of fixed shell is provided with a plurality of full slots, two half inserts can correspondingly insert in full slot, and the lateral wall of full slot is reserved with the through slot corresponding with half through -hole, the lateral wall of four outer protective shells is provided with alignment through -hole, and the outer protective shell is clamped in the outside of fixed shell, and makes alignment through -hole with the through slot alignment, and the reinforcing rib is inserted in the through slot, and the reinforcing rib passes through half through -hole or full through -hole, the both ends of reinforcing rib are provided with fixed thread, and the fixed bolt is screwed on fixed thread, can realize the one -time fixed installation of mechanical arm main part and installation shell, fixed shell and outer protective shell, reverse operation, can quickly complete the disassembly replacement of installation shell, fixed shell and outer protective shell, so that a kind of mechanical arm anti -collision safety protection device is convenient to realize the fixed installation of installation shell, fixed shell and outer protective shell, and disassembly is more convenient and fast, and installation shell, fixed shell and outer protective shell can be replaced respectively, without integral replacement, reduce the waste of resources, and practicality is stronger.

[0015] (2), the utility model discloses a fixed shell, buffer pressing plate, trigger pressure column and collision switch are provided, the lateral wall of fixed shell is provided with a plurality of installation grooves, and buffer spring is installed symmetrically in installation groove, and the movable end of buffer spring is connected and installed with buffer pressing plate, the bottom surface central of buffer pressing plate is fixedly installed with trigger pressure column, the bottom surface central of installation groove is installed with collision switch, the inner wall of outer protective shell is abutted with buffer pressing plate, the outer protective shell, fixed shell and installation shell can protect mechanical arm main part, when outer protective shell is extruded and collided by external object, collision pressure can act on buffer pressing plate, when buffer spring is extruded, trigger pressure column can slide in installation groove, when trigger pressure column extrudes to collision switch, collision switch can feed back signal to the control system of mechanical arm main body, so that robot stops running, to avoid further damage to mechanical arm main part, play a safety protection role, through the buffer pressing plate, trigger pressure column and collision switch provided, without using movable plate and connecting plate, can trigger the emergency stop safety protection of mechanical arm main body, avoid the frequent replacement of movable plate and connecting plate, use more convenient, and practicality is stronger. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0017] Figure 1 is a structural schematic view of a mechanical arm anti-collision safety protection device according to an embodiment of the present application;

[0018] Figure 2 is a side view of a mechanical arm anti-collision safety protection device according to an embodiment of the present application;

[0019] Figure 3 is a side view of a mechanical arm anti-collision safety protection device according to an embodiment of the present application;

[0020] Figure 4 is an enlarged view of A of Figure 3 according to an embodiment of the present application;

[0021] Figure 5 is an enlarged view of B of Figure 3 according to an embodiment of the present application;

[0022] Figure 6 is a mounting shell perspective view of a mechanical arm anti-collision safety protection device according to an embodiment of the present application;

[0023] Figure 7 is an outer protection shell perspective view of a mechanical arm anti-collision safety protection device according to an embodiment of the present application.

[0024] In the drawings:

[0025] 1, mechanical arm main body; 2, outer protection shell; 3, fixing bolt; 4, reinforcing rib; 5, fixing thread; 6, mounting shell; 7, fixed shell; 8, buffer pressing plate; 9, half insertion block; 10, half through hole; 11, full insertion slot; 12, half insertion slot; 13, full insertion block; 14, full through hole; 15, mounting groove; 16, buffer spring; 17, trigger pressing column; 18, collision switch; 19, alignment through hole. DETAILED DESCRIPTION

[0026] To further illustrate the embodiments, the utility model provides has the drawing, these drawings are part of the utility model disclosure, it mainly used to illustrate the embodiment, and can cooperate with the related description of the specification to explain the operation principle of the embodiment, cooperate with reference to these contents, the person skilled in the art should be able to understand other possible implementation ways and the advantages of the utility model, the components in the drawing are not drawn to scale, and similar component symbols are usually used to represent similar components.

[0027] According to the embodiment of the utility model, a mechanical arm anti-collision safety protection device is provided.

[0028] The utility model is further illustrated by combining with the specific embodiment and the drawing, as shown in the drawing, Figures 1-7 According to the embodiment of the utility model, a mechanical arm anti-collision safety protection device is provided.

[0029] In one embodiment, the outer wall of the fixed shell 7 is uniformly provided with a plurality of installation grooves 15, and the installation grooves 15 are symmetrically provided with buffer springs 16, and the movable end of the buffer spring 16 is connected with a buffer pressing plate 8, the bottom surface of the buffer pressing plate 8 is fixedly provided with a trigger pressing column 17, the bottom surface of the installation groove 15 is provided with a collision switch 18, the buffer pressing plate 8 is in abutment with the inner wall of the outer protective shell 2, and the buffer pressing plate 8, the trigger pressing column 17 and the collision switch 18 are provided, so that the emergency stop safety protection of the mechanical arm body 1 can be triggered without using the movable plate and the connecting plate, the frequent replacement of the movable plate and the connecting plate is avoided, the use is more convenient, and the practicality is stronger.

[0030] In one embodiment, the center axes of the robot arm body 1, the mounting case 6, the fixing case 7, and the outer protective case 2 are aligned.

[0031] In one embodiment, the cross-sectional shape of the mounting groove 15 is T-shaped.

[0032] In one embodiment, the cross-sectional shape of the outer protective case 2 side wall is fan-shaped.

[0033] Working principle: the utility model discloses a mechanical arm main body 1, install shell 6, fixed shell 7 and outer protective shell 2 are provided, when installing, the worker can install two install shell 6 symmetrical adhesion on the upper and lower sides of mechanical arm main body 1, install shell 6 both sides symmetrical fixed mounting has a plurality of half inserts 9, and half inserts 9 are provided with half through -hole 10, install shell 6 side wall central even fixed mounting has a plurality of full inserts 13, and full inserts 13 central opening has full through -hole 14, then the worker can install two fixed shell 7 symmetrical adhesion in two install shell 6 left and right sides, the both ends of fixed shell 7 are provided with a plurality of half insertion slot 12, can make full inserts 13 correspondingly insert in two adhesion half insertion slot 12, half insertion slot 12 is reserved with full through -hole 14 corresponding through slot, install fixed shell 7 inner wall central even opening has a plurality of full insertion slot 11, two half inserts 9 can correspondingly insert in full insertion slot 11, full insertion slot 11 side wall is reserved with half through -hole 10 corresponding through slot, the both sides of four outer protective shell 2 are provided with alignment through -hole 19, and the outer protective shell 2 is clamped in the outside of fixed shell 7, and the alignment through -hole 19 is aligned with the through slot, and the reinforcing rib 4 is inserted in the through slot, and the reinforcing rib 4 passes through half through -hole 10 or full through -hole 14, the both ends of reinforcing rib 4 are provided with fixed thread 5, and the fixed bolt 3 is screwed on the fixed thread 5, that is, the mechanical arm main body 1 can be installed with install shell 6, fixed shell 7 and outer protective shell 2 one-time fixed installation, reverse operation, can quickly complete the disassembly and replacement of install shell 6, fixed shell 7 and outer protective shell 2, so that a kind of mechanical hand anti-collision safety protection device is convenient to realize the fixed installation of install shell 6, fixed shell 7 and outer protective shell 2, and disassembly is more convenient and fast, and install shell 6, fixed shell 7 and outer protective shell 2 can be replaced respectively, without integral replacement, reduce resource waste, more practical, in addition, the utility model is provided with fixed shell 7, buffer pressing plate 8, trigger pressing column 17 and collision switch 18, the outer wall of fixed shell 7 is evenly provided with a plurality of installation grooves 15, and the installation grooves 15 are symmetrically installed with buffer springs 16, and the movable end of the buffer spring 16 is connected and installed with the buffer pressing plate 8, the trigger pressing column 17 is fixedly installed on the central bottom surface of the buffer pressing plate 8, the collision switch 18 is installed on the central bottom surface of the installation groove 15, the buffer pressing plate 8 is abutted with the inner wall of the outer protective shell 2, the outer protective shell 2, fixed shell 7 and install shell 6 can protect the mechanical arm main body 1, when the outer protective shell 2 is extruded by external object, the collision pressure can act on the buffer pressing plate 8, when the buffer spring 16 is extruded, the trigger pressing column 17 can slide in the installation groove 15, when the trigger pressing column 17 extrudes the collision switch 18, the collision switch 18 can feed back signal to the control system of the mechanical arm main body 1, so that the robot stops running, thereby avoiding the mechanical arm main body 1 from being further damaged, playing a safety protection role, through the buffer pressing plate 8, trigger pressing column 17 and collision switch 18,The emergency stop safety protection of the mechanical arm body 1 can be triggered without using the movable plate and the connecting plate, the movable plate and the connecting plate are avoided from being frequently replaced, use is more convenient, and practicality is stronger.

[0034] In the utility model, unless another definite provision and limitation, the terms "mount", "arrange", "connect", "fix", "screw" and so on should do the broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be the communication or the interaction relation of two elements of two elements inside, unless another definite limitation, for the ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0035] The above only is the preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A mechanical arm anti-collision safety guard device, comprising a mechanical arm main body (1), a mounting shell (6), a fixing shell (7) and an outer protective shell (2), characterized in that, The mechanical arm body (1) is symmetrically attached on both sides of the upper and lower sides of the installation shell (6), the installation shell (6) is symmetrically fixed on both sides of a plurality of half plug blocks (9), and the half plug block (9) is provided with a half through hole (10), the installation shell (6) is uniformly fixed on the side wall of the central half of a plurality of full plug blocks (13), and the full plug block (13) is provided with a full through hole (14), the installation shell (6) is symmetrically attached on the outside of the fixed shell (7), the fixed shell (7) is symmetrically provided with a plurality of half insertion grooves (12) at both ends, the full plug block (13) is correspondingly inserted into the two half insertion grooves (12), the fixed shell (7) is uniformly provided with a plurality of full insertion grooves (11) in the central inner wall, the two half plug blocks (9) can be correspondingly inserted into the full insertion grooves (11), the alignment through hole (19), the half through hole (10) and the full through hole (14) are inserted into the reinforcing rib (4), the reinforcing rib (4) is symmetrically provided with a fixed thread (5) at both ends, and the fixed thread (5) is screwed with a fixed bolt (3).

2. A safety guard for robotic arms as claimed in claim 1, wherein, The fixed shell (7) is uniformly provided with a plurality of installation grooves (15) on the outer wall, and the installation grooves (15) are symmetrically installed with buffer springs (16), and the movable end of the buffer spring (16) is connected with a buffer pressing plate (8), the buffer pressing plate (8) is fixedly installed with a trigger pressing column (17) on the central bottom surface, the installation groove (15) is installed with a collision switch (18) on the central bottom surface, and the buffer pressing plate (8) is in abutment with the inner wall of the outer protective shell (2).

3. The safety shield of claim 1, wherein, The central axis of the mechanical arm body (1), the installation shell (6), the fixed shell (7) and the outer protective shell (2) are on the same straight line.

4. The safety shield of claim 2, wherein, The cross-sectional shape of the installation groove (15) is T-shaped.

5. The safety shield of claim 1, wherein, The cross-sectional shape of the outer protective shell (2) is fan-shaped.

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