阅读说明：本技术 一种回转式自动配给法兰工作站 (Rotary automatic flange distribution workstation ) 是由 蒋小伟 孙宏伟 廖良闯 李建华 张政 陆姜全 胡晓磊 刘荣华 冯骥 张锐 潘绪波 于 2019-08-21 设计创作，主要内容包括：本发明公开了一种回转式自动配给法兰工作站,包括回转支撑单元、自锁料架、法兰库升降单元、检测单元；回转支撑单元包括控制箱、驱动单元、转盘、支撑滚轮；驱动单元与控制箱固定；控制箱上设有位于转盘下端的支撑滚轮；转盘上均布包括支撑杆、安装板、摇杆、上盖、法兰支撑盘、螺旋盘、直线滑轨、联轴器的自锁料架；直线滑轨固定在安装板上；安装板下固定有联轴器；减速器与摇杆连接；减速器与螺旋盘固定；螺旋盘位于安装板上,且其上设有螺旋槽；直线滑轨的滑块上均固定有支撑杆；支撑杆穿过螺旋槽；上盖固定在安装板上；上盖上端设有撑杆穿过的滑槽；法兰支撑盘设在上盖上,法兰库升降单元设在自锁料架下端。本发明可是实现法兰柔性配给。(The invention discloses a rotary automatic flange distribution workstation, which comprises a rotary supporting unit, a self-locking material rack, a flange warehouse lifting unit and a detection unit, wherein the rotary supporting unit is arranged on the rotary supporting unit; the rotary supporting unit comprises a control box, a driving unit, a turntable and a supporting roller; the driving unit is fixed with the control box; the control box is provided with a supporting roller positioned at the lower end of the turntable; self-locking material racks comprising supporting rods, mounting plates, rockers, an upper cover, a flange supporting disk, a spiral disk, a linear slide rail and a coupling are uniformly distributed on the rotary disk; the linear slide rail is fixed on the mounting plate; a coupler is fixed below the mounting plate; the speed reducer is connected with the rocker; the speed reducer is fixed with the spiral disc; the spiral disc is positioned on the mounting plate and is provided with a spiral groove; the slide blocks of the linear slide rail are all fixed with support rods; the support rod penetrates through the spiral groove; the upper cover is fixed on the mounting plate; the upper end of the upper cover is provided with a sliding chute through which the stay bar passes; the flange supporting disk is arranged on the upper cover, and the flange warehouse lifting unit is arranged at the lower end of the self-locking material rack. The invention can realize flexible distribution of the flange.)

1. A rotary automatic flange distribution workstation is characterized by comprising a rotary supporting unit (1), a self-locking material rack (3), a flange warehouse lifting unit (2) and a detection unit (4);

the rotary supporting unit (1) comprises a control box (12), a driving unit, a rotary table (18) and a supporting roller (13); the driving unit is fixed with the control box (12) and is used for driving the rotary disc (18) to rotate; a plurality of supporting rollers (13) are fixed at the upper end of the control box (12), and the supporting rollers (13) are positioned at the lower end of the rotary table (18) and used for supporting the rotary table (18); a plurality of self-locking material racks (3) are uniformly arranged on the periphery of the turntable (18);

the self-locking material rack (3) comprises a support rod (31), a mounting plate (32), a rocker (33), an upper cover (34), a flange supporting plate (36), a spiral plate (38), a linear slide rail (39), a first coupler (310) and a first speed reducer (311);

the number of the linear sliding rails (39) is three, and the linear sliding rails are arranged at equal intervals in a transmission shape by taking the center of the spiral disc (38) as the center; the linear slide rail (39) is fixed at the upper end of the mounting plate (32); a first coupling (310) and a first speed reducer (311) are fixed at the lower end of the mounting plate; the input end of the first speed reducer (311) is connected with the rocker (33) through a first coupling (310); the output end of the first speed reducer (311) is fixed with the center of the spiral disc (38); the spiral disc (38) is positioned at the upper part of the mounting plate (32), and three involute spiral grooves (381) are formed in the spiral disc (38); supporting rods (31) are fixed on the sliding blocks of the linear sliding rails (39); the support rod (31) penetrates through the involute spiral groove (381); the upper cover (34) is fixed on the mounting plate (32); the upper end of the upper cover (34) is provided with three sliding chutes (341) through which the stay bars (31) slide; the flange supporting disk (36) is arranged above the upper cover (34), and the flange supporting disk (3)6 is annular;

the flange storehouse lifting unit (2) is arranged at the lower end of the self-locking material frame (3) and used for driving the flange on the spiral disc (38) to be lifted to a detection position of the detection unit (4).

2. Rotary automatic distribution flange station according to claim 1, characterized in that a lower cover (35) is fixed to the lower end of the mounting plate (32) for protecting the first coupling (310) and the first reducer (311).

3. Rotary automatic distribution flange station according to claim 1, characterized in that the flange garage lifting unit (2) comprises a jacking bracket (21), a guide bearing (22), a connection support (23), a first drive motor (24), a second coupling (25), a worm gear reducer (26);

a plurality of jacking brackets (21) are fixed at the end part of the guide bearing (22) and at the same time are fixed at the output end part of the worm gear reducer (26); the worm gear and worm reducer (26) is used for lifting the jacking bracket (21); the first driving motor (24) is connected to the input end of a worm gear reducer (26) through a second coupling (25); the first driving motor (24) is connected to the input end of a worm gear reducer (26) through a second coupling (25); be equipped with a plurality of through-holes (321) on mounting panel (32), jacking support (21) can pass through-hole (321) at the lift in-process to flange supporting dish (36) to mounting panel (32) upper portion go up and down.

4. Rotary automatic dispensing flange station according to claim 1, characterized in that the signal acquisition unit comprises a mounting bracket (41), a laser correlation sensor (43); the laser correlation sensor (43) is fixed at the side end of the control box (12) through a mounting bracket (41).

5. Rotary automatic dispensing flange station according to claim 1, characterized in that the drive unit comprises a drive assembly (14), a servo drive, a controller; the controller is used for controlling the driving component (14) to rotate through the servo driver.

6. Rotary automatic dispensing flange station according to claim 5, characterized in that said drive assembly (14) comprises a second reducer (141), a second motor (143), a motor mounting bracket (144); the second motor (143) is fixed in the control box (12) through a motor mounting bracket (144); the second motor (143) is connected with the input shaft (142) of the speed reducer; and the output shaft of the second speed reducer (141) is connected with the rotary disc (18).

7. Rotary automatic distribution flange station according to claim 1, characterized in that the control box (12) is fixed at its upper end with a mounting platform (11) for mounting the support rollers (13).

8. Rotary automatic distribution flange station according to claim 1, characterized in that fork lugs (15) are further fixed on both sides of the lower end of the mounting platform (11) for facilitating handling or transportation by a forklift.

Technical Field

The invention belongs to the field of flange welding, and particularly relates to a rotary automatic flange distribution workstation.

Background

The pipe fitting machining production process comprises a plurality of accessories, and the traditional flange assembling and welding are common connection modes in the industry. The production process and quality are affected due to the discontinuity of the batching process and insufficient assembly centering precision. With the overall improvement of the automation level of the industry, particularly the application of a robot automatic feeding and discharging system, the adoption of a rotary automatic distribution flange workstation is a means with high practicability in the assembly welding of the current pipe fittings. However, most conventional flange workstations can only meet the continuous feeding of a single variety and different feeding points, and cannot meet the problem of fixed-point maneuvering switching of products in continuous production. And the problems also limit the exertion of the efficiency of an intelligent manufacturing system and depart from the overall idea of flexible manufacturing.

Disclosure of Invention

The invention aims to provide a rotary automatic distribution flange workstation to realize flexible distribution of flanges with various specifications by continuously feeding, fixing points and stepless adjustment of storage positions.

The technical solution for realizing the purpose of the invention is as follows:

a rotary automatic flange distribution workstation comprises a rotary supporting unit, a self-locking material rack, a flange warehouse lifting unit and a detection unit;

the rotary supporting sheet comprises a control box, a driving unit, a turntable and a supporting roller; the driving unit is fixed with the control box and is used for driving the rotary disc to rotate; a plurality of supporting rollers are fixed at the upper end of the control box, are positioned at the lower end of the turntable and are used for supporting the turntable; a plurality of self-locking material racks are uniformly arranged on the periphery of the turntable;

the self-locking material rack comprises a supporting rod, a mounting plate, a rocker, an upper cover, a flange supporting disk, a spiral disk, a linear slide rail, a first coupler and a first speed reducer;

the number of the linear slide rails is three, and the linear slide rails are arranged in an emission shape at equal intervals by taking the center of the spiral disk as the center; the linear slide rail is fixed at the upper end of the mounting plate; a first coupler and a first speed reducer are fixed at the lower end of the mounting plate; the input end of the first speed reducer is connected with the rocker through a first coupler; the output end of the first speed reducer is fixed with the center of the spiral disc; the spiral disc is positioned at the upper part of the mounting plate, and three involute spiral grooves are formed in the spiral disc; supporting rods are fixed on the sliding blocks of the linear sliding rails; the support rod penetrates through the involute spiral groove; the upper cover is fixed on the mounting plate; and the upper end of the upper cover is provided with three sliding chutes through which the supporting rods slide; the flange supporting disk is arranged above the upper cover and is annular;

the flange storehouse lifting unit is arranged at the lower end of the self-locking material frame and used for driving the flange on the spiral disc to be lifted to the detection position of the detection unit.

Compared with the prior art, the invention has the following remarkable advantages:

(1) the self-locking material rack can realize stepless adjustment clamping of flanges of different specifications through the self-locking characteristic of the worm and the worm wheel and stepless adjustment of the involute spiral disc, and has better practicability.

(2) According to the self-locking material rack, the rotation output of the tail end is realized through the worm gear and worm reducer, and the rotation realizes the synchronous unfolding of three-point support through the involute spiral disc and the three linear slide rails. And the worm gear and worm reducer has a one-way self-locking function, so that the automatic locking function after the flanges with different diameters are positioned can be realized.

(3) The lifting unit is mainly used for realizing servo jacking of the flange from the current position to the target position and realizing continuous feeding of the grabbing robot.

Drawings

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

Fig. 2 is a top view of the overall structure of the present invention.

Fig. 3 is a front view of the overall structure of the slewing bearing unit.

Fig. 4 is a front view of the overall structure of the drive assembly.

Fig. 5 is a front view of the self-locking rack structure (with the upper cover removed).

Fig. 6 is a top view of the self-locking rack structure (with the upper cover removed).

Fig. 7 is a top view of the self-locking rack structure (including the upper cover).

Fig. 8 is a bottom view of the self-locking rack structure (with the lower cover removed).

Fig. 9 is an isometric view of a flange garage lift unit.

Fig. 10 is a schematic structural diagram of a detection unit.

Detailed Description

The invention is further described with reference to the following figures and embodiments.

With reference to fig. 1-10, the rotary automatic flange allocation workstation of the present invention includes a rotary support unit 1, a self-locking rack 3, a flange warehouse lifting unit 2, and a detection unit 4;

the rotary supporting unit 1 comprises a control box 12, a driving unit, a turntable 18 and a supporting roller 13; the driving unit is fixed with the control box 12 and is used for driving the rotary disc 18 to rotate; a plurality of supporting rollers 13 are fixed at the upper end of the control box 12, and the supporting rollers 13 are positioned at the lower end of the rotating disc 18 and used for supporting the rotating disc 18; a plurality of self-locking material racks 3 are uniformly arranged on the periphery of the turntable 18;

the self-locking material rack 3 is used for storing flanges of various specifications and clamping inner circles, and comprises a support rod 31, a mounting plate 32, a rocker 33, an upper cover 34, a flange supporting plate 36, a spiral plate 38, a linear slide rail 39, a first coupler 310 and a first speed reducer 311;

the number of the linear slide rails 39 is three, and the linear slide rails are arranged in a transmission shape at equal intervals by taking the center of the spiral disc 38 as the center; the linear slide rail 39 is fixed at the upper end of the mounting plate 32; a first coupling 310 and a first speed reducer 311 are fixed at the lower end of the mounting plate; the input end of the first speed reducer 311 is connected with the rocker 33 through a first coupling 310; the output end of the first speed reducer 311 is fixed with the center of the spiral disc 38; the spiral disc 38 is positioned at the upper part of the mounting plate 32, and three involute spiral grooves 381 are formed in the spiral disc 38; the slide blocks of the linear slide rails 39 are all fixed with support rods 31; the support rod 31 passes through the involute spiral groove 381; the upper cover 34 is fixed on the mounting plate 32 and is used for covering the linear slide rail 39 and supporting the flange supporting disc 36; the upper end of the upper cover 34 is provided with three sliding grooves 341 for the support rod 31 to pass through and slide; the flange support disk 36 is freely placed above the upper cover 34, and the flange support disk 36 is circular ring-shaped to support the flange and avoid the flange inner ring. By rotating the rocker 33, the rocker 33 drives the spiral disk 38 to rotate through the first speed reducer 311, and the spiral disk 38 rotates to drive the three support rods 31 to slide along the linear slide rail 39, so that clamping and loosening of the inner ring of the flange are realized.

Further, a lower cover 35 is fixed to the lower end of the mounting plate 32 and is used for protecting the first coupler 310 and the first speed reducer 311.

The flange warehouse lifting unit 2 and the detection unit 4 are fixed at the side end of the control box 12; the flange storehouse lifting unit 2 is arranged at the lower end of the self-locking material frame 3 and used for driving the flange on the spiral disc 38 to be lifted to the detection position of the detection unit 4, the detection unit 4 detects the flange, the flange storehouse lifting unit 2 stops, and the external grabbing robot automatically grabs the flange on the spiral disc 38 to realize continuous feeding.

Further, the flange storage lifting unit 2 is used for servo lifting of the flange conveyed from the current position to the target position, and comprises a lifting support 21, a guide bearing 22, a connecting support 23, a first driving motor 24, a second coupling 25 and a worm gear reducer 26;

the plurality of jacking brackets 21 are fixed at the end part of the guide bearing 22 through screws, and are also fixed at the output end part of the worm gear reducer 26; the worm gear reducer 26 is used for lifting the jacking bracket 21, and the guide bearing 22 plays a guide role in lifting the jacking bracket 21. The first driving motor 24 is connected to the input end of a worm gear reducer 26 through a second coupling 25; the first driving motor 24 is connected to the input end of a worm gear reducer 26 through a second coupling 25; the first driving motor 24 and the worm gear reducer 26 are fixed with the control box 12 through a support 23; be equipped with a plurality of through-holes 321 on the mounting panel 32, the through-hole 321 can be passed at the lift in-process to jacking support 21 to carry out lifting and reseing to flange supporting disk 36 on mounting panel 32 upper portion, thereby realize going up and down to the flange of flange supporting disk 36 upper end.

Further, the signal acquisition unit comprises a mounting bracket 41 and a laser correlation sensor 43; the laser correlation sensor 43 is fixed at the side end of the control box 12 through the mounting bracket 41, and only detects the flange on a single self-locking material rack 3.

Further, the driving unit comprises a driving assembly 14, a servo driver and a controller; the controller is used to control the rotation of the drive assembly 14 via the servo driver.

Further, the driving assembly 14 includes a second reducer 141, a second motor 143, and a motor mounting bracket 144; the second motor 143 is fixed in the control box 12 through a motor mounting bracket 144; the second motor 143 is connected with the reducer input shaft 142; the output shaft of the second speed reducer 141 is connected with the rotary disk 18.

Furthermore, an installation platform 11 is fixed at the upper end of the control box 12, so that the installation of the supporting rollers 13 is facilitated; and fork lugs 15 are fixed on two sides of the lower end of the mounting platform 11, so that the lifting or the transportation of a forklift is facilitated.

The working process of the rotary automatic flange allocation workstation comprises the following steps: after the control box 12 is powered on, a plurality of flanges with different specifications are respectively placed on the independent flange supporting discs 36, the rocker 33 corresponding to each supporting disc 36 is operated, the supporting rod 31 moves inwards, and the inner walls of the different flanges are supported and clamped. And when an automatic operation button is controlled, the rotary supporting unit 1 carries the flange to steplessly adjust the self-locking material rack 3 to rotate to a working position, such as A position in the figure, according to the production task.

And the flange warehouse lifting unit 2 lifts the flange to the position where the laser correlation sensor 42 senses the upper surface of the flange, and the flange warehouse lifting unit 2 stops. And the external grabbing robot automatically takes materials from the self-locking material frame 3 and puts the materials to a position to be processed. And the flange storehouse lifting unit 2 continues to lift, and continuously automatically lifts the next flange from bottom to top to the position of the laser correlation sensor 42 and stops. After the material rack position is processed, the lifting unit 2 of the flange storehouse is reset, the rotary supporting unit 1 rotates, the next flange is automatically rotated to the position A of the material waiting working position, and the jacking feeding of the flange on the next or next flange supporting plate 36 is completed continuously according to the mode.