CN211758493U

CN211758493U - Positioning device for feeding and discharging of mechanical arm

Info

Publication number: CN211758493U
Application number: CN202020081425.0U
Authority: CN
Inventors: 周建华
Original assignee: Dongguan City Jokon Bot Robot Co ltd
Current assignee: Dongguan City Jokon Bot Robot Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-10-27
Anticipated expiration: 2030-01-14

Abstract

The utility model discloses a positioner for be used for unloading on manipulator, including being used for carrying out the positioner who fixes a position to the manipulator, positioner includes the stopper, the mounting panel, the spacing subassembly of first spacing subassembly and second, the mounting panel is installed on the lathe spindle, the stopper is fixed to be installed on the manipulator, the spacing subassembly of first spacing subassembly and second is all installed on the mounting panel, be provided with the clearance that can supply the stopper to alternate between the spacing subassembly of first spacing subassembly and second, the stopper alternates in the clearance between the spacing subassembly of first spacing subassembly and second, its left and right sides face contacts with the spacing subassembly of corresponding first spacing subassembly and second respectively. The utility model discloses can carry out the accurate positioning to the clamping of manipulator, realize manipulator repeated positioning's zero error, effectively increase the processing qualification rate of product, reduce the disability rate and the processing cost of product.

Description

Positioning device for feeding and discharging of mechanical arm

Technical Field

The utility model relates to an automated production field, in particular to a positioner that is used for unloading on manipulator.

Background

With the aggravation of globalization, the labor cost rises continuously, the proportion of the processing cost of mechanical products is more prominent, and the control of the cost and the guarantee of the production quality become key links restricting enterprises. In order to reduce the labor cost and realize the long-term unmanned operation of the product under the supervision of people in a short term, the existing access of automatic auxiliary equipment can relieve the human from the monotonous and complicated physical labor on one hand, and the final solution for improving the production efficiency is only realized when the industrial full-automatic production is realized on the other hand. The automatic feeding and discharging device can effectively improve the production efficiency by realizing automatic feeding and discharging in the machining process, and the automatic feeding and discharging device can realize the stable, accurate and fast process according to the specified instruction or program automatic operation or control under the condition of no human interference, and can ensure the accuracy and rapidness of the feeding and discharging of the manipulator by keeping the accurate position relation between the machined part in the feeding and discharging device and the feeding and discharging manipulator.

In the process of feeding and discharging of the automatic lathe manipulator, through long-time operation, a repeated positioning error and an error caused by material deformation can appear in equipment, and the clamping precision of the manipulator can be directly influenced by the errors, so that the processing precision of parts is directly influenced, and the production yield of products is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem to the defect that exists among the above-mentioned prior art, provide a positioner that is used for the manipulator to go up unloading to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model discloses the technical scheme who takes as follows: a positioning device for feeding and discharging of a manipulator comprises a lathe spindle and the manipulator, wherein the manipulator conveys a workpiece to be machined to the front of the lathe spindle; still including being used for carrying out the positioner who fixes a position to the manipulator, positioner includes stopper, mounting panel, first spacing subassembly and the spacing subassembly of second, the mounting panel is installed on the lathe main shaft, the stopper is fixed to be installed on the manipulator, first spacing subassembly and the spacing subassembly of second are all installed on the mounting panel, first spacing subassembly with be provided with the clearance that can supply the stopper to alternate between the spacing subassembly of second, the stopper alternate in first spacing subassembly with clearance between the spacing subassembly of second, its left and right sides face respectively with corresponding first spacing subassembly with the spacing subassembly of second contacts.

As a further elaboration of the above technical solution:

in the above technical scheme, the first limiting component and the second limiting component comprise mounting blocks, guide pillars and bearings, the mounting blocks are respectively mounted on the mounting plate, gaps for the penetration of the limiting blocks are arranged between the mounting blocks, the bearing sleeves are arranged on the outer side faces of the guide pillars, the guide pillars are respectively arranged at the front ends of the corresponding mounting blocks, the bearings extend outwards from the mounting blocks, the limiting blocks are penetrated in the gaps between the mounting blocks, and the left side faces and the right side faces of the limiting blocks are respectively contacted with the corresponding bearings.

In the technical scheme, a first mounting hole penetrating through the mounting block from top to bottom is formed in the front end of the mounting block, the guide pillar is fixedly mounted in the first mounting hole, a second mounting hole penetrating through the first mounting hole from left to right is formed in the first mounting hole, and the outer diameter of the bearing is larger than the width of the second mounting hole, so that the bearing extends out of the second mounting hole.

In the technical scheme, the mounting plate is fixedly connected with the mounting block through bolts and pins.

In the above technical scheme, the front end of the limiting block is set to be an inward-contracting cone.

In the above technical solution, the first and second limiting assemblies further include fixing rings, and the fixing rings are respectively sleeved on the corresponding guide pillars and are respectively disposed above and below the corresponding bearings.

In the above technical scheme, the positioning device further comprises a fixing block, one side of the fixing block is fixedly connected with the mounting plate, and the other side of the fixing block is fixedly connected with the corresponding mounting block.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model discloses when removing about well manipulator, the stopper alternates in the clearance between the spacing subassembly of first spacing subassembly and second, and its left and right sides face contacts in corresponding first spacing subassembly and the spacing subassembly of second respectively to carry out the accurate positioning to the clamping of manipulator, realize manipulator repetitive positioning's zero error, effectively increase the processing qualification rate of product, reduce the disability rate and the processing cost of product.

2. The utility model discloses the one side and the mounting panel fixed connection of well fixed block, another side and corresponding installation piece fixed connection, when the position of manipulator takes place the position deviation that the deviation leads to the stopper and takes place the deviation, the stopper can bump with the installation piece, through the setting of fixed block, can guarantee the installation intensity of installation piece, and the installation piece takes place to warp when avoiding colliding, guarantees the accurate positioning of manipulator.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic view of the overall structure of the first limiting component of the present invention;

fig. 4 is an exploded schematic view of the first position-limiting component of the present invention;

fig. 5 is a schematic structural view of the first limiting assembly of the present invention with the mounting block removed.

In the figure: 1. a lathe spindle; 2. a manipulator; 3. a positioning device; 4. a limiting block; 5. mounting a plate; 6. a first limit component; 61. mounting blocks; 62. a guide post; 63. a bearing; 64. a first mounting hole; 65. a second mounting hole; 66. a fixing ring; 7. a second limiting component; 8. a gap; 9. and (5) fixing blocks.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

As shown in fig. 1-4, a positioning device for loading and unloading a manipulator comprises a lathe spindle 1 and a manipulator 2, wherein the manipulator 2 conveys a workpiece to be processed to the front of the lathe spindle 1; the manipulator positioning device comprises a positioning device 3 used for positioning a manipulator 2, wherein the positioning device 3 comprises a limiting block 4, a mounting plate 5, a first limiting component 6 and a second limiting component 7, the mounting plate 5 is arranged on the lathe spindle 1, the limiting block 4 is fixedly arranged on the manipulator 2, the first limiting component 6 and the second limiting component 7 are arranged on the mounting plate 5, a gap 8 for the penetration of the limiting block is arranged between the first limiting component 6 and the second limiting component 7, when the manipulator 2 moves left and right, the limiting block 4 is penetrated in the gap 8 between the first limiting component 6 and the second limiting component 7, the left side surface and the right side surface of the limiting block are respectively contacted with the corresponding first limiting component 6 and the second limiting component 7, so that the clamping of the manipulator 2 is accurately positioned, zero error of the manipulator 2 in repeated positioning is realized, the processing qualified rate of products is effectively increased, and the rejection rate and the processing cost of the products are reduced.

Specifically, the first and second stop assemblies 6 and 7 include a mounting block 61, a guide post 62, and a bearing 63. The mounting blocks 61 are respectively mounted on the mounting plate 5, gaps 8 for the insertion of the limiting blocks 4 are arranged between the mounting blocks 61, the bearings 63 are sleeved on the outer side surfaces of the guide posts 62, the guide posts 62 are respectively arranged at the front ends of the corresponding mounting blocks 61, the bearings 63 extend outwards from the mounting blocks 61, the limiting blocks 4 are inserted in the gaps 8 between the mounting blocks 61, and the left side surface and the right side surface of each limiting block are respectively contacted with the corresponding bearings 63. When stopper 4 and bearing 63 contact, bearing 63 takes place the rotation around the guide pillar, and the location of interlude of stopper 4 of being convenient for the location of manipulator 2 is accurate rapidly more.

The front end of the mounting block 61 is provided with a first mounting hole 64 penetrating from top to bottom, the guide post 62 is fixedly mounted in the first mounting hole 64, the first mounting hole 64 is provided with a second mounting hole 65 penetrating from left to right, and the outer diameter of the bearing 63 is larger than the width of the second mounting hole 65, so that the bearing 63 extends out of the second mounting hole 65, and the bearing 63 can be contacted with the bearing 63 when the limiting block 4 is inserted.

Preferably, the first position-limiting assembly 6 and the second position-limiting assembly 7 further include fixing rings 66, and the fixing rings 66 are respectively sleeved on the corresponding guide pillars 62 and are respectively disposed above and below the corresponding bearings 63. The bearing 63 is fixed on the guide post 62 through the fixing ring 66, so that the bearing 63 is prevented from running up and down when rotating to influence the positioning accuracy.

Preferably, the front end of the limiting block 4 is set to be an inwardly contracted cone, so that the limiting block 4 is guided when being inserted between the mounting blocks 61, the limiting block 4 is convenient to be inserted between the mounting blocks 61, the positioning of the manipulator 2 is rapid and accurate, and the limiting block 4 is prevented from colliding with the mounting blocks 61 to influence the positioning.

In this embodiment, the mounting plate 5 and the mounting blocks 61 are fixedly connected by bolts (not shown) and pins (not shown), so that an error in the precision between the two mounting blocks 61 is avoided, and the precision of positioning the manipulator 2 is ensured.

Preferably, the positioning device 3 further comprises a fixing block 9, the fixing block 9 is L-shaped, one surface of the fixing block 9 is fixedly connected with the mounting plate 5, and the other surface of the fixing block 9 is fixedly connected with the corresponding mounting block 61. When the position of manipulator 2 takes place the deviation and leads to stopper 4's position to take place the deviation, stopper 4 can collide with installation piece 61, through the setting of fixed block 9, can guarantee the installation intensity of installation piece 61, and installation piece 61 takes place to warp when avoiding colliding, guarantees manipulator 2's accurate positioning.

Before the manipulator 2 works, the mounting plate 5 and the lathe spindle 1 are mounted, the positions of a product on the manipulator 2 and the lathe spindle 1 are adjusted, the manipulator 2 and the lathe spindle 1 are on the same horizontal line, the position of the manipulator 2 is kept unchanged, then the position of the mounting plate 5 is adjusted according to the limiting block 4 on the manipulator 2, and when the manipulator 2 moves left and right, the limiting block 4 can be inserted between the bearings 63. During the location, the manipulator 2 moves from left to right, and the limiting block 4 is inserted in the gap 8 between the mounting blocks 61 and contacts with the bearing 63 to locate the manipulator 2.

The utility model discloses when removing about well manipulator 2, stopper 4 alternates in the clearance between installation piece 61, and its left and right sides face contacts in corresponding bearing 63 respectively to carry out the accurate positioning to the clamping of manipulator 2, realize 2 repeated positioning's of manipulator zero error, effectively increase the processing qualification rate of product, reduce the disability rate and the processing cost of product.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a positioner for unloading on manipulator, includes lathe main shaft and manipulator, the manipulator carries the place ahead of waiting to process work piece to lathe main shaft, its characterized in that: still including being used for carrying out the positioner who fixes a position to the manipulator, positioner includes stopper, mounting panel, first spacing subassembly and the spacing subassembly of second, the mounting panel is installed on the lathe main shaft, the stopper is fixed to be installed on the manipulator, first spacing subassembly with the spacing subassembly of second is all installed on the mounting panel, first spacing subassembly with be provided with between the spacing subassembly of second and supply the clearance of stopper interlude, the stopper interlude in first spacing subassembly with clearance between the spacing subassembly of second, its left and right sides face respectively with corresponding first spacing subassembly with the spacing subassembly of second contacts.

2. The positioning device for loading and unloading of a manipulator according to claim 1, wherein the first and second limiting assemblies include mounting blocks, guide posts and bearings, the mounting blocks are respectively mounted on the mounting plate, gaps for the insertion of the limiting blocks are provided between the mounting blocks, the bearings are sleeved on the outer side surfaces of the guide posts, the guide posts are respectively disposed at the front ends of the corresponding mounting blocks, the bearings extend outward from the mounting blocks, the limiting blocks are inserted in the gaps between the mounting blocks, and the left and right side surfaces of the limiting blocks are respectively in contact with the corresponding bearings.

3. The positioning device for loading and unloading of a robot as claimed in claim 2, wherein a first mounting hole is formed at a front end of the mounting block, the first mounting hole penetrates from top to bottom, the guide post is fixedly mounted in the first mounting hole, a second mounting hole penetrates from left to right is formed in the first mounting hole, and an outer diameter of the bearing is larger than a width of the second mounting hole, so that the bearing extends out of the second mounting hole.

4. The positioning device for loading and unloading of the manipulator as claimed in claim 2, wherein the mounting plate is fixedly connected with the mounting block by bolts and pins.

5. The positioning device for loading and unloading of the manipulator as claimed in claim 2, wherein the first and second position-limiting assemblies further include fixing rings, the fixing rings are respectively sleeved on the corresponding guide pillars and respectively disposed above and below the corresponding bearings.

6. The positioning device for loading and unloading of the robot arm as claimed in claim 1, wherein the front end of the stopper is tapered to be inwardly contracted.

7. The positioning device for loading and unloading of the manipulator as claimed in any one of claims 1 to 6, further comprising a fixed block, wherein one side of the fixed block is fixedly connected with the mounting plate, and the other side of the fixed block is fixedly connected with the corresponding mounting block.