CN109277226B - Flexible positioning and posture adjusting device and method for spraying thin-walled workpiece - Google Patents
Flexible positioning and posture adjusting device and method for spraying thin-walled workpiece Download PDFInfo
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- CN109277226B CN109277226B CN201710593293.2A CN201710593293A CN109277226B CN 109277226 B CN109277226 B CN 109277226B CN 201710593293 A CN201710593293 A CN 201710593293A CN 109277226 B CN109277226 B CN 109277226B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
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Abstract
A flexible positioning posture-adjusting device and method for spraying thin-walled parts comprises the following steps: appearance platform and flexible location platform are transferred in rotation, wherein: the flexible positioning platform is fixedly arranged in the rotary posture adjusting platform, supports and positions the thin-walled piece, and rotates along with the rotation of the rotary posture adjusting platform; rotatory accent appearance platform includes: base, revolving frame and rotatory box, wherein: the rotating frame is rotatably arranged on the base, and the rotating box body is arranged on the rotating frame; the flexible positioning platform includes: the location supports base platform and flexible supporting element, wherein: the flexible supporting units are vertically arranged on the positioning supporting base platform at equal intervals, and positioning rods are arranged at two ends of each flexible supporting unit; after the flexible supporting unit is adjusted and fixed, the thin-walled part is placed for spraying a curved surface, the rotating box body is opened after the rotating box body is closed and turned over, and at the moment, the space pose of the thin-walled part is turned over to spray another curved surface; the invention has compact structure and accurate positioning, improves the posture adjusting efficiency and saves manpower.
Description
Technical Field
The invention relates to a technology in the field of coating processes of thin-walled parts of airplanes, in particular to a flexible positioning and posture adjusting device and method for spraying thin-walled parts.
Background
At present, the spraying and the posture adjustment of thin-wall parts of airplanes mainly adopt a manual spraying and manual overturning method. The manual spraying and manual turning methods have low spraying precision and low efficiency; in the manual overturning method, the thin-wall part is large in size and mass, so that the posture adjustment is not flexible enough and the time consumption is high; because the two sides of the curved surface piece are different in shape, the height of each supporting rod needs to be adjusted when the curved surface piece is manually turned, and the thin-wall piece is prevented from deforming under the action of gravity and affecting the spraying precision.
Disclosure of Invention
The invention provides a flexible positioning posture-adjusting device and method for spraying a thin-walled workpiece, aiming at the defects that a rotating mechanism is lacked, manual overturning is needed during posture adjustment, the spraying efficiency is improved to be limited and the like in the prior art.
The invention is realized by the following technical scheme:
the invention relates to a flexible positioning posture-adjusting device for spraying thin-walled parts, which comprises: appearance platform and flexible location platform are transferred in rotation, wherein: the flexible positioning platform is fixedly arranged in the rotary posture adjusting platform, supports and positions the thin-walled piece, and rotates along with the rotation of the rotary posture adjusting platform.
The rotatory appearance platform of transferring include: base, revolving frame and rotatory box, wherein: the rotating frame is rotatably arranged on the base, and the rotating box body is arranged on the rotating frame.
The base comprises a pair of bases and a pair of fixing shafts arranged above the bases respectively.
The center of the two ends of the rotating frame is connected with the base through a fixed shaft.
The rotating frame is controlled by a motor to rotate around the fixed shaft.
The rotating box body is divided into an upper box body and a lower box body along the plane where the pair of fixed shafts are located.
The flexible positioning platform is positioned at the top of the upper box body and the bottom of the lower box body.
The flexible positioning platform comprises: the location supports base platform and flexible supporting element, wherein: the flexible supporting units are vertically arranged on the positioning supporting base platform at equal intervals.
And positioning rods are arranged at two ends of the flexible supporting unit of the upper box body or the lower box body.
The positioning rod is vertically arranged on the positioning support base platform.
T-shaped sliding grooves are formed in the positioning support base platform at equal intervals and are perpendicular to a connecting line of the fixed shaft.
The flexible supporting unit is composed of a plurality of supporting pieces, and each supporting piece comprises: the support cylinder and the support rod telescopically arranged in the support cylinder.
The supporting cylinder and the positioning rod slide on the T-shaped sliding groove to a designated position and then are fixed.
The end part of the supporting rod is a rubber round head.
The support rod is controlled to stretch out and draw back through the linear electric cylinder.
The invention relates to a thin-wall piece spraying method based on the device, which is characterized in that the height requirement of each supporting rod in an upper box body and a lower box body is obtained by calculation according to the shapes of two curved surfaces of the thin-wall piece and the plane position of a flexible supporting unit, and the flexible supporting unit is adjusted and fixed; opening the rotary box body, placing the thin-wall part on a flexible positioning platform of the lower box body, adjusting the position of the thin-wall part to a target pose, fixing the thin-wall part through a positioning rod, and spraying a first curved surface; and closing the rotating box body, driving the rotating frame to rotate by the motor, turning the rotating box body, exchanging the positions of the upper box body and the lower box body, completing the space turning and posture adjustment of the thin-wall part, opening the rotating box body, and directly spraying a second curved surface.
Technical effects
Compared with the prior art, the invention has the advantages that the positioning is accurate through the synergistic effect of the flexible supporting unit and the positioning rod, the posture adjusting device of the space overturning box body is adopted, the space posture of the thin-wall part is controlled through the motor drive, the structure is compact, the posture adjusting efficiency is high, the efficiency of the spraying process is improved, and the labor cost is saved.
Drawings
FIG. 1 is a schematic view of a flexible positioning and posture adjusting device;
FIG. 2 is a schematic view of a flexible positioning platform;
FIG. 3 is a schematic view of the flexible positioning posture adjusting device;
in the figure: the device comprises a base 1, a rotary box 2, a rotary frame 3, a positioning rod 4, a supporting cylinder 5, a supporting rod 6, a T-shaped chute 7, a four-corner bolt 8, a positioning supporting base platform 9 and a thin-wall part 10.
Detailed Description
As shown in fig. 1, the present embodiment includes: appearance platform and flexible location platform are transferred in rotation, wherein: the flexible positioning platform is fixedly arranged in the rotary posture adjusting platform, supports and positions the thin-wall part 10, and rotates along with the rotation of the rotary posture adjusting platform.
The rotatory appearance platform of transferring include: base 1, revolving frame 3 and rotatory box 2, wherein: the rotating frame 3 is rotatably arranged on the base 1, and the rotating box body 2 is arranged on the rotating frame 3 through a hinge.
The base 1 comprises a pair of bases and a pair of fixing shafts arranged above the bases respectively.
The center of the two ends of the rotating frame 3 is provided with a hole which is connected with the base through a fixed shaft.
The rotating frame 3 is controlled by a motor to rotate around the fixed shaft, so that the rotating frame can turn around the Z axis.
The rotary box body 2 is divided into an upper box body and a lower box body which are movably connected along the plane where the pair of fixed shafts are located.
The flexible positioning platform is positioned at the top of the upper box body and the bottom of the lower box body.
As shown in fig. 2, the flexible positioning platform includes: a positioning support base 9 and a flexible support unit, wherein: the flexible supporting units are vertically arranged on the positioning supporting base table 9 at equal intervals.
The two ends and the upper part of the flexible supporting unit of the lower box body are provided with positioning rods 4 which can slide along the x-axis direction, so that the box body and the lower box body are prevented from interfering when the box body 2 is closed and rotated after the positioning rods 4 are set.
The positioning rod 4 is vertically arranged on the positioning support base table 9 and used for positioning when the thin-wall part 10 is placed for the first time.
T-shaped sliding grooves 7 are arranged on the positioning support base 9 at equal intervals and are perpendicular to a connecting line of the fixed shaft.
The flexible supporting unit is composed of three supporting pieces, and each supporting piece comprises: a supporting cylinder 5 and a supporting rod 6 telescopically arranged in the supporting cylinder 5.
The supporting cylinder 5 and the positioning rod 4 are respectively provided with two positioning holes, and the positioning holes are fixed through corresponding nuts after sliding to specified positions along the X-axis direction on the T-shaped sliding groove 7 through the four-corner bolts 8.
The end part of the support rod 6 is a rubber round head to prevent the thin-wall part 10 from sliding.
The support rod 6 is controlled to stretch out and draw back through a linear electric cylinder.
As shown in fig. 3, the present embodiment relates to a spraying method based on the above device, comprising the steps of:
step 1, calculating to obtain the height requirement of each supporting rod 6 in the upper box body and the lower box body according to the shapes of the two curved surfaces of the thin-wall part 10 and the plane position of the flexible supporting unit, and adjusting and fixing the height and the position of the supporting rod 6 through the linear electric cylinder and the T-shaped sliding groove 7.
And 2, opening the rotating box body 2, placing the thin-wall part 10 on a flexible positioning platform of the lower box body, enabling the round rubber head of the supporting rod 6 to be in contact with the curved surface of the thin-wall part 10, adjusting the position of the thin-wall part 10 to a target pose, moving the positioning rod 4 through the T-shaped sliding groove 7, fixing the thin-wall part 10, and spraying the first curved surface.
And 3, after the spraying of the first curved surface is finished, closing the rotating box body 2, driving the rotating frame 3 to rotate by the motor, overturning the rotating box body 2, exchanging the positions of the upper box body and the lower box body, finishing the space overturning and posture adjusting of the thin-wall part 10, opening the rotating box body 2, and directly spraying a second curved surface.
The rubber round heads at the end parts of the support rods 6 are arranged into a space support lattice according to the curved surface shape of the thin-wall part 10, so that precision errors caused by deformation of the thin-wall part 10 under the action of gravity are avoided.
The embodiment is installed on a foundation platform through a base 1, a motor controls a rotating frame 3 and a linear electric cylinder controls a supporting rod 6 so as to realize the posture adjustment and supporting positioning of a thin-wall part 10.
The foregoing embodiments may be modified in many different ways by those skilled in the art without departing from the spirit and scope of the invention, which is defined by the appended claims and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. A spraying method of a flexible positioning posture-adjusting device for spraying thin-walled workpieces is characterized by comprising the following steps: appearance platform and flexible location platform are transferred in rotation, wherein: the flexible positioning platform is fixedly arranged in the rotary posture adjusting platform, supports and positions the thin-walled piece, and rotates along with the rotation of the rotary posture adjusting platform; rotatory accent appearance platform includes: base, revolving frame and rotatory box, wherein: the rotating frame is rotatably arranged on the base, and the rotating box body is arranged on the rotating frame;
the flexible positioning platform comprises: the location supports base platform and flexible supporting element, wherein: the flexible supporting units are vertically arranged on the positioning supporting base platform at equal intervals;
according to the shape of the two curved surfaces of the thin-wall part and the plane position of the flexible supporting unit, calculating to obtain the height requirement of each supporting rod in the upper box body and the lower box body, and adjusting and fixing the flexible supporting unit; opening the rotary box body, placing the thin-wall part on a flexible positioning platform of the lower box body, adjusting the position of the thin-wall part to a target pose, fixing the thin-wall part through a positioning rod, and spraying a first curved surface; and closing the rotating box body, driving the rotating frame to rotate by the motor, turning the rotating box body, exchanging the positions of the upper box body and the lower box body, completing the space turning and posture adjustment of the thin-wall part, opening the rotating box body, and directly spraying a second curved surface.
2. The method of claim 1 wherein the base includes a pair of bases and a pair of fixed shafts disposed above the bases.
3. The coating method according to claim 1, wherein the rotary frame is connected to the base through a fixed shaft at the center of both ends thereof, and the rotary frame is rotated around the fixed shaft by a motor.
4. The coating method according to claim 1, wherein the rotary case is divided into an upper case and a lower case along a plane on which the pair of fixed shafts are located; the flexible positioning platform is positioned at the top of the upper box body and the bottom of the lower box body.
5. The spraying method according to claim 1, wherein the flexible support unit of the upper or lower case has positioning rods at both ends thereof, and the positioning rods are vertically disposed on a positioning support base.
6. The spraying method according to claim 1, wherein T-shaped chutes are formed in the positioning support base at equal intervals on a line perpendicular to the fixed shaft.
7. The coating method according to claim 1, wherein said flexible support unit is composed of a plurality of support members, each of which comprises: the support cylinder and the telescopic support rod are arranged in the support cylinder, and the telescopic support rod is controlled to be telescopic through the linear electric cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710593293.2A CN109277226B (en) | 2017-07-20 | 2017-07-20 | Flexible positioning and posture adjusting device and method for spraying thin-walled workpiece |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710593293.2A CN109277226B (en) | 2017-07-20 | 2017-07-20 | Flexible positioning and posture adjusting device and method for spraying thin-walled workpiece |
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| Publication Number | Publication Date |
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| CN109277226A CN109277226A (en) | 2019-01-29 |
| CN109277226B true CN109277226B (en) | 2020-07-10 |
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| CN201710593293.2A Active CN109277226B (en) | 2017-07-20 | 2017-07-20 | Flexible positioning and posture adjusting device and method for spraying thin-walled workpiece |
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| CN113731679A (en) * | 2021-09-09 | 2021-12-03 | 徐州博尔越智能制造有限公司 | Spraying equipment for coating automobile parts |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202529152U (en) * | 2011-12-30 | 2012-11-14 | 衡阳泰豪通信车辆有限公司 | Tackle used for detaching, mounting and transferring wing and fixing and protecting wing during vehicle transportation |
| CN105382778A (en) * | 2015-11-27 | 2016-03-09 | 中航成飞民用飞机有限责任公司 | Large-component turnover tool and large-component turnover method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447792B (en) * | 2013-08-08 | 2016-02-10 | 上海飞机制造有限公司 | Large complicated shape is faced the wall and meditated plate Flexible Measurement & Control fixture system and investigating method |
| CN104197829A (en) * | 2014-08-01 | 2014-12-10 | 大连理工大学 | Set of pneumatic flexible assembling systems for large weakly-rigid thin-wall part |
| CN204450285U (en) * | 2014-12-25 | 2015-07-08 | 深圳市联得自动化装备股份有限公司 | The general localization tool of curved surface |
| CN105538553B (en) * | 2015-12-11 | 2017-10-13 | 昌河飞机工业（集团）有限责任公司 | A kind of Composite Cabin class part folding mould device and method |
| CN105891439B (en) * | 2016-05-27 | 2017-08-29 | 燕山大学 | A kind of face failure detector of composite plate six and method |
| CN107063103A (en) * | 2017-03-23 | 2017-08-18 | 西北工业大学 | A kind of thin-wall part multi-point flexibly positioning and deformation measurement experimental provision |
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- 2017-07-20 CN CN201710593293.2A patent/CN109277226B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202529152U (en) * | 2011-12-30 | 2012-11-14 | 衡阳泰豪通信车辆有限公司 | Tackle used for detaching, mounting and transferring wing and fixing and protecting wing during vehicle transportation |
| CN105382778A (en) * | 2015-11-27 | 2016-03-09 | 中航成飞民用飞机有限责任公司 | Large-component turnover tool and large-component turnover method |
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| CN109277226A (en) | 2019-01-29 |
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