CN214641480U - Welding positioner for mechanical central suspension robot - Google Patents
Welding positioner for mechanical central suspension robot Download PDFInfo
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- CN214641480U CN214641480U CN202121547494.7U CN202121547494U CN214641480U CN 214641480 U CN214641480 U CN 214641480U CN 202121547494 U CN202121547494 U CN 202121547494U CN 214641480 U CN214641480 U CN 214641480U
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Abstract
The utility model discloses a welding positioner of a robot for a mechanical central suspension, which comprises a positioner stand column, wherein a rotating seat is assembled and connected on the positioner stand column; a driving part for driving the rotating seat to rotate is assembled and connected on the stand column of the positioner; the rotating seat comprises an upper seat body part and a lower seat body part; the upper seat body part is assembled and connected with an upper workpiece positioning mechanism, and the lower seat body part is assembled and connected with a lower workpiece rotating mechanism matched with the upper workpiece positioning mechanism; positioning the workpiece through the upper workpiece positioning mechanism and the lower workpiece rotating mechanism; the lower workpiece rotating mechanism comprises a two-shaft servo motor which is assembled and connected to the lower seat body part, the two-shaft servo motor is assembled and connected with a lower rotary table, and a limiting part for limiting workpieces is fixedly arranged at the top of the lower rotary table. The device is designed to realize that overhead welding seams in the suspension balance beam are changed into flat welding seams through the change of the double-shaft position changing machine. The difficulty of welding operation is effectively reduced, and the welding processing efficiency of the workpiece is improved.
Description
Technical Field
The utility model relates to a suspension processing technology field in machinery, concretely relates to suspension robot positioner in machinery.
Background
The mechanical middle suspension is a relatively important suspension device of a mechanical part, and in the machining process of the mechanical middle suspension, the machined mechanical middle suspension is often required to be welded.
At present, the comparatively common welding operation mode is manual welding operation, and the drawback of this mode lies in: the welding efficiency is low, and the labor work load is large.
With the technical development, the robot welding gradually replaces the traditional manual welding operation, and has the advantages of high efficiency, safe operation and the like. The positioner is an important working part of a suspension in welding machinery.
However, the existing welding positioner for the suspended suspension in the machine is a single-shaft positioner, an overhead welding seam exists during welding of the robot, and overhead welding is difficult to achieve by a welding machine for the existing middle and low-end robots, so that the smoothness of welding is not high, and the difficulty of welding operation is high.
SUMMERY OF THE UTILITY MODEL
Based on the above background, the utility model aims at providing a suspension frame robot positioner in machinery.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a robot welding positioner for a mechanical central suspension comprises a positioner upright post, wherein a rotating seat is assembled and connected on the positioner upright post;
the stand column of the positioner is assembled and connected with a driving part for driving the rotating seat to rotate;
the rotating seat comprises an upper seat body part and a lower seat body part;
the upper seat body part is assembled and connected with an upper workpiece positioning mechanism, and the lower seat body part is assembled and connected with a lower workpiece rotating mechanism matched with the upper workpiece positioning mechanism;
positioning the workpiece through the upper workpiece positioning mechanism and the lower workpiece rotating mechanism;
the lower workpiece rotating mechanism comprises a two-shaft servo motor which is assembled and connected to the lower seat body portion, the two-shaft servo motor is assembled and connected with a lower portion turntable, and a limiting part for limiting workpieces is fixedly arranged at the top of the lower portion turntable.
Preferably, the two-axis servo motor is assembled and connected with a two-axis speed reducer;
the two-shaft speed reducer is fixedly assembled and connected to the center of the bottom of the lower turntable.
Preferably, the driving part comprises a first shaft servo motor which is assembled and connected in the stand column of the positioner, and the first shaft servo motor is assembled and connected with a first shaft speed reducer;
the first shaft speed reducer is assembled and connected to the left end face of the rotating seat.
Preferably, the upper workpiece positioning mechanism comprises a cylinder assembled and connected in the upper seat part;
a piston rod of the air cylinder is fixedly assembled and connected with an air cylinder push plate;
the bottom of the cylinder push plate is rotatably connected with an upper positioning shaft.
Preferably, the cylinder push plate is assembled and connected with a toothless slewing bearing matched with the upper positioning shaft;
the upper positioning shaft is rotatably connected with the toothless slewing bearing.
Preferably, the bottom of the positioner upright post is fixedly connected with a base.
Preferably, the limiting component comprises a small hole positioning shaft and a large hole positioning shaft for limiting the workpiece;
the small hole positioning shaft and the large hole positioning shaft are arranged at left and right intervals;
the small hole positioning shaft is positioned at the central part of the lower turntable, and the large hole positioning shaft is positioned at the edge part of the lower turntable.
Preferably, the limiting component further comprises a cushion block arranged at the top of the lower turntable and used for supporting the workpiece;
the cushion block is positioned on the left side of the small hole positioning shaft.
Compared with the prior art, the utility model has the following advantages:
the utility model discloses a welding positioner of a robot for a mechanical central suspension, which comprises a positioner stand column, wherein a rotating seat is assembled and connected on the positioner stand column; and a driving part for driving the rotating seat to rotate is assembled and connected on the stand column of the positioner. The welding device has the advantages that the workpiece is rotated in the longitudinal plane in the process of welding the workpiece, the overhead welding seam is conveniently changed into the flat welding seam, the welding difficulty is reduced, and the welding efficiency is improved.
The rotary seat is designed to comprise an upper seat body part and a lower seat body part; the upper seat body part is assembled and connected with an upper workpiece positioning mechanism, and the lower seat body part is assembled and connected with a lower workpiece rotating mechanism matched with the upper workpiece positioning mechanism; positioning the workpiece through the upper workpiece positioning mechanism and the lower workpiece rotating mechanism; the lower workpiece rotating mechanism comprises a two-shaft servo motor which is assembled and connected to the lower seat body part, the two-shaft servo motor is assembled and connected with a lower rotary table, and a limiting part for limiting workpieces is fixedly arranged at the top of the lower rotary table. The workpiece can be fully positioned, and the welding position of the workpiece can be switched in a rotating mode.
Adopt above-mentioned device part design to realize welding suspension work piece in-process, can rotate welded suspension work piece on vertical plane and horizontal plane, and then realize shifting the overhead welding seam in the suspension compensating beam to the flat welding seam through biax machine of shifting. The difficulty of welding operation is effectively reduced, and the welding processing efficiency of the workpiece is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure in an embodiment of the present invention;
fig. 2 is a schematic elevation structure diagram in an embodiment of the present invention;
FIG. 3 is a schematic view of an assembly connection structure of a first shaft reducer and a pinion gear according to an embodiment of the present invention;
FIG. 4 is a schematic view of a welding posture during the process of welding a workpiece by a robot according to an embodiment of the present invention;
fig. 5 is a second schematic view of the welding posture of the robot during the process of welding the workpiece according to the embodiment of the present invention.
Detailed Description
The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
Referring to fig. 1-5, a welding positioner of a mechanical central suspension robot comprises a positioner upright post 2 (the bottom of the positioner upright post 2 is fixedly connected with a base 1), and a rotating seat 13 is assembled and connected on the positioner upright post 2. The suspension work is positioned on the rotary base 13.
The vertical column 2 of the positioner is assembled and connected with a driving part for driving the rotating seat 13 to rotate; the rotation of the rotary base 13 is realized by using a driving part (the rotary base 13 carries a welded suspension workpiece to rotate, so that overhead welding is conveniently switched into flat welding, and the difficulty of welding operation is further reduced).
Specifically, the driving part comprises a first-shaft servo motor 9 which is assembled and connected in the positioner upright post 2, and the first-shaft servo motor 9 is assembled and connected with a first-shaft speed reducer 8; a shaft speed reducer 8 is assembled and connected on the left end surface of the rotating base 13.
Specifically, according to current conventional tooth transmission mode, the power take off end assembly of an axle speed reducer 8 connects pinion 7 (driving gear), and what correspond, the external gear of meshing pinion 7 is connected in the assembly on roating seat 13 (according to current conventional mode, roating seat 13 rotates through the pivot and connects at positioner stand 2, and the external tooth slewing bearing 6 of assembly connection adaptation on the pivot).
Under the drive of a shaft servo motor 9, a shaft speed reducer 8 drives the rotary seat 13 to rotate together with a suspension workpiece to be welded by carrying the pinion.
The rotary base 13 includes an upper base portion and a lower base portion (the longitudinal section of the rotary base 13 is shaped like a U); in order to realize the positioning of the suspension workpiece and the horizontal rotation, an upper workpiece positioning mechanism is assembled and connected on the upper seat body, and a lower workpiece rotating mechanism matched with the upper workpiece positioning mechanism is assembled and connected on the lower seat body.
The suspension workpiece is positioned between the upper workpiece positioning machine and the lower workpiece rotating mechanism, and the lower workpiece rotating mechanism is utilized to operate the workpiece to rotate, so that the welding is facilitated.
The lower workpiece rotating mechanism has the following specific structure:
the lower workpiece rotating mechanism comprises a biaxial servo motor 10 which is assembled and connected to the lower seat part, the biaxial servo motor 10 is assembled and connected with a lower rotary table 12 (specifically, the biaxial servo motor 10 is assembled and connected with a biaxial reducer 11, the biaxial reducer 11 is fixedly assembled and connected to the bottom center of the lower rotary table 12), and a limiting part for limiting a workpiece is fixedly arranged at the top of the lower rotary table 12.
The workpiece is specifically placed on the lower turntable 12 and is limited and supported by a limiting part, and specifically, the limiting part comprises a small hole positioning shaft 3 and a large hole positioning shaft 4 which are used for limiting the workpiece; the small hole positioning shaft 3 and the large hole positioning shaft 4 are arranged at left and right intervals; the small hole positioning shaft 3 is positioned at the central part of the lower turntable 12, and the large hole positioning shaft 4 is positioned at the edge part of the lower turntable 12.
Meanwhile, the limiting component also comprises a cushion block 5 which is arranged at the top of the lower turntable 12 and used for supporting the workpiece; the cushion block 5 is positioned at the left side of the small hole positioning shaft 3.
The workpiece is placed on the lower turntable 12, the mechanical hole of the workpiece is limited on the corresponding small hole positioning shaft 3 and the large hole positioning shaft 4, and the workpiece is supported and limited on the cushion block 5.
The specific structure of the upper workpiece positioning mechanism is as follows:
the upper workpiece positioning mechanism comprises a cylinder 17 which is assembled and connected in the upper seat body part; a piston rod of the air cylinder 17 is fixedly assembled and connected with an air cylinder push plate 16; the bottom of the cylinder push plate 16 is rotatably connected with an upper positioning shaft 14.
A cylinder push plate 16 is assembled and connected with a toothless slewing bearing 15 matched with the upper positioning shaft 14; the upper positioning shaft 14 is rotatably connected with the toothless slewing bearing 15.
The workpiece is positioned and placed on the lower rotary table 12 in the above manner, the air cylinder 17 is opened, the air cylinder 17 drives the air cylinder push plate 16 to be pressed down on the workpiece, and at the moment, the upper positioning shaft 14 at the bottom of the air cylinder push plate 16 is positioned and pressed on the workpiece.
The two-axis servo motor 10 is turned on, and the lower rotary table 12 rotates with the workpiece under the action of the two-axis servo motor 10 driving the two-axis speed reducer 11, so that the welding position is switched.
Adopt above-mentioned device part design to realize welding suspension work piece in-process, can rotate welded suspension work piece on vertical plane and horizontal plane, and then realize shifting the overhead welding seam in the suspension compensating beam to the flat welding seam through biax machine of shifting. The difficulty of the robot in welding operation is effectively reduced (as shown in figures 4-5), and the welding processing efficiency of the workpiece is improved.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The robot welding positioner for the mechanical middle suspension is characterized by comprising a positioner upright post, wherein a rotating seat is assembled and connected on the positioner upright post;
the stand column of the positioner is assembled and connected with a driving part for driving the rotating seat to rotate;
the rotating seat comprises an upper seat body part and a lower seat body part;
the upper seat body part is assembled and connected with an upper workpiece positioning mechanism, and the lower seat body part is assembled and connected with a lower workpiece rotating mechanism matched with the upper workpiece positioning mechanism;
positioning the workpiece through the upper workpiece positioning mechanism and the lower workpiece rotating mechanism;
the lower workpiece rotating mechanism comprises a two-shaft servo motor which is assembled and connected to the lower seat body portion, the two-shaft servo motor is assembled and connected with a lower portion turntable, and a limiting part for limiting workpieces is fixedly arranged at the top of the lower portion turntable.
2. The welding positioner of a mechanical central suspension robot as claimed in claim 1, wherein a biaxial speed reducer is assembled and connected to the biaxial servo motor;
the two-shaft speed reducer is fixedly assembled and connected to the center of the bottom of the lower turntable.
3. The welding positioner of a mechanical central suspension robot as claimed in claim 1, wherein the driving component comprises a first-shaft servo motor assembled and connected in a vertical column of the positioner, and a first-shaft reducer is assembled and connected to the first-shaft servo motor;
the first shaft speed reducer is assembled and connected to the left end face of the rotating seat.
4. The machine of claim 1, wherein the upper workpiece positioning mechanism comprises a cylinder assembled and connected in the upper seat portion;
a piston rod of the air cylinder is fixedly assembled and connected with an air cylinder push plate;
the bottom of the cylinder push plate is rotatably connected with an upper positioning shaft.
5. The welding positioner of a mechanical central suspension robot as claimed in claim 4, wherein the cylinder push plate is provided with a toothless rotary support matched with the upper positioning shaft;
the upper positioning shaft is rotatably connected with the toothless slewing bearing.
6. The welding positioner of a mechanical central suspension robot as claimed in claim 1, wherein a base is fixedly connected to the bottom of the positioner column.
7. The welding positioner of a robot with a suspended suspension in a machine according to claim 1, wherein the limiting component comprises a small hole positioning shaft and a large hole positioning shaft for limiting a workpiece;
the small hole positioning shaft and the large hole positioning shaft are arranged at left and right intervals;
the small hole positioning shaft is positioned at the central part of the lower turntable, and the large hole positioning shaft is positioned at the edge part of the lower turntable.
8. The welding positioner of a mechanical central suspension robot as claimed in claim 7, wherein the limiting component further comprises a cushion block arranged on the top of the lower turntable for supporting a workpiece;
the cushion block is positioned on the left side of the small hole positioning shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121547494.7U CN214641480U (en) | 2021-07-08 | 2021-07-08 | Welding positioner for mechanical central suspension robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121547494.7U CN214641480U (en) | 2021-07-08 | 2021-07-08 | Welding positioner for mechanical central suspension robot |
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| CN214641480U true CN214641480U (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121547494.7U Active CN214641480U (en) | 2021-07-08 | 2021-07-08 | Welding positioner for mechanical central suspension robot |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977182A (en) * | 2021-11-11 | 2022-01-28 | 安徽瑞祥工业有限公司 | Welding servo switching system |
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2021
- 2021-07-08 CN CN202121547494.7U patent/CN214641480U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977182A (en) * | 2021-11-11 | 2022-01-28 | 安徽瑞祥工业有限公司 | Welding servo switching system |
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