CN113134729B - Automatic assembly tool for automobile aluminum threshold assembly and operation method thereof - Google Patents
Automatic assembly tool for automobile aluminum threshold assembly and operation method thereof Download PDFInfo
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- CN113134729B CN113134729B CN202110373002.5A CN202110373002A CN113134729B CN 113134729 B CN113134729 B CN 113134729B CN 202110373002 A CN202110373002 A CN 202110373002A CN 113134729 B CN113134729 B CN 113134729B
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 248
- 238000004026 adhesive bonding Methods 0.000 claims abstract description 33
- 230000008569 process Effects 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 13
- 238000010330 laser marking Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 230000008901 benefit Effects 0.000 description 4
- 239000003292 glue Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/002—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the work consisting of separate articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/006—Holding or positioning the article in front of the applying tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/007—Picking-up and placing mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
- Automatic Assembly (AREA)
Abstract
The invention provides an automatic assembly tool of an automobile aluminum threshold assembly and an operation method thereof, which are characterized in that: the automatic assembly tool of the automobile aluminum threshold assembly comprises a section bar feeding mechanism, a section bar grabbing mechanism, a stamping part feeding mechanism, a stamping part grabbing mechanism, a gluing mechanism, an assembly mechanism and a lower part mechanism, wherein the section bar feeding mechanism corresponds to the section bar grabbing mechanism, the section bar grabbing mechanism corresponds to the assembly mechanism, the stamping part feeding mechanism corresponds to the stamping part grabbing mechanism, the stamping part grabbing mechanism corresponds to the gluing mechanism and the assembly mechanism, and the assembly mechanism corresponds to the lower part mechanism. The invention solves the problems of poor accuracy, low production efficiency and poor dimensional repeatability in the mounting process of the section bar and the stamping part of the automobile aluminum threshold assembly in the prior art.
Description
Technical Field
The invention relates to the technical field of automobile aluminum door sill assemblies, in particular to an automatic assembly tool of an automobile aluminum door sill assembly and an operation method thereof.
Background
The automation is a technology facing the 21 st century, is a new counting field with a definite category, can provide comprehensive economic benefit and social benefit of manufacturing industry, is a technology facing global competition, is unification of three elements of market competition core time, quality and cost, is prioritized for automation under the competitive market condition, is a necessary way for manufacturing industry transformation, and is additionally arranged below two sides of a car body for an aluminum threshold of the car to strengthen the strength of the car body. The aluminum threshold main body part is aluminum alloy (namely section bar and stamping part), and the aluminum alloy material has the advantages of high strength and light weight.
Because the processes of gluing, screw locking and the like are carried out on the sectional material and the stamping part in the assembly process, manual installation (comprising the operations of loading, gluing, screwing, assembling, unloading and the like of the sectional material and the stamping part) cannot meet the requirements (namely, the installation accuracy requirement), and the assembly tool is low in efficiency and poor in size repeatability, so that a feasible automatic assembly tool is more necessary to design.
Disclosure of Invention
The invention aims to provide an automatic assembly tool of an automobile aluminum threshold assembly and an operation method thereof, which mainly solve the problems of poor accuracy, low production efficiency and poor dimensional repeatability in the installation process of a section bar and a stamping part of the automobile aluminum threshold assembly in the prior art.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: automatic assembly fixture of car aluminum door sill assembly, its characterized in that: the automatic assembly tool of the automobile aluminum threshold assembly comprises a section bar feeding mechanism, a section bar grabbing mechanism, a stamping part feeding mechanism, a stamping part grabbing mechanism, a gluing mechanism, an assembly mechanism and a lower part mechanism, wherein the section bar feeding mechanism corresponds to the section bar grabbing mechanism, the section bar grabbing mechanism corresponds to the assembly mechanism, the stamping part feeding mechanism corresponds to the stamping part grabbing mechanism, the stamping part grabbing mechanism corresponds to the gluing mechanism and the assembly mechanism, and the assembly mechanism corresponds to the lower part mechanism.
Further, the profile loading mechanism comprises a first bottom fixing plate, a first rotary table is arranged on the first bottom fixing plate, the first rotary table is connected with an inclined first supporting plate, and a first positioning part for placing and positioning the profile is arranged on the first supporting plate;
the stamping part feeding mechanism comprises a second bottom fixing plate, a second rotary table is arranged on the second bottom fixing plate, the second rotary table is connected with an inclined second supporting plate, and a second positioning part for placing and positioning the stamping part is arranged on the second supporting plate.
Further, the profile grabbing mechanism comprises a first gripper for grabbing the profile, a screw tightening device for tightening screws for connecting the stamping part and the profile, and a first clamping part for clamping the profile; the first handle is also provided with a first locating pin.
Further, the stamping part grabbing mechanism comprises a second gripper for grabbing the stamping part.
Further, the second gripper comprises four second clamping parts, wherein two second clamping parts are positioned at the top end of the second gripper, the other two second clamping parts are positioned on the second gripper, and the four second clamping parts face different directions and/or are at different angles.
Further, the assembly mechanism is provided with a third clamping portion for clamping the profile and a fourth clamping portion for clamping the stamping.
Further, the assembly mechanism is also provided with a fixing frame and a rotating shaft, the rotating shaft is arranged on the fixing frame, and both side surfaces of the rotating shaft are provided with a third clamping part and a fourth clamping part; the lower part mechanism is provided with a plurality of placing seats for placing assembled sectional materials, and a moving device for moving the assembled sectional materials between the corresponding placing seats.
Automatic assembly fixture of car aluminum door sill assembly, its characterized in that: the automatic assembly tooling of the automobile aluminum threshold assembly comprises a profile feeding mechanism, a profile grabbing mechanism, a stamping part feeding mechanism, a stamping part grabbing mechanism, a gluing mechanism and an assembly mechanism, wherein the profile feeding mechanism is used for placing a profile before assembly so that a profile grabbing mechanism grabs the profile, the profile grabbing mechanism is used for grabbing the profile from the profile feeding mechanism and sending the profile to the assembly mechanism, the stamping part grabbing mechanism is used for grabbing the stamping part from the stamping part feeding mechanism and sending the stamping part to the assembly mechanism, the gluing mechanism is used for gluing the profile, the assembly mechanism is used for assembling the profile and the stamping part, the lower part mechanism is used for carrying out lower part on the assembled automobile aluminum threshold assembly formed by the profile and the stamping part, the profile feeding mechanism corresponds to the profile grabbing mechanism, the stamping part feeding mechanism corresponds to the stamping part grabbing mechanism, the stamping part grabbing mechanism corresponds to the gluing mechanism and the assembly mechanism, and the assembly mechanism corresponds to the lower part mechanism.
Further, the automatic assembly tooling of the automobile aluminum threshold assembly further comprises a control mechanism for controlling the operations of the profile feeding mechanism, the profile grabbing mechanism, the stamping part feeding mechanism, the stamping part grabbing mechanism, the gluing mechanism, the assembly mechanism and the blanking mechanism to realize the automatic assembly of the profile and the stamping part;
The blanking mechanism further comprises marking equipment for performing laser marking on the assembled profile in the blanking process of the assembled profile;
and the third clamping part and the fourth clamping part are controlled to operate by the air cylinder.
An operation method of an automatic assembly tool of an automobile aluminum door sill assembly relates to the automatic assembly tool of the automobile aluminum door sill assembly, which comprises the following specific steps:
Firstly, placing a section on a first supporting plate of a section feeding mechanism, clamping or fixing the section by a first positioning part, and rotating the section feeding mechanism to move the section to a position convenient for a section grabbing mechanism to take a piece;
the second step, the section grabbing mechanism grabs the section from the section loading mechanism, sends the section to the assembly mechanism, and clamps the section by the third clamping part), and waits for assembly with the stamping part;
thirdly, placing the stamping part on a second supporting plate of the stamping part feeding mechanism, clamping or fixing the stamping part by a second positioning part, and rotating the stamping part feeding mechanism to move the stamping part to a position convenient for the stamping part grabbing mechanism to pick the part;
A fourth step, the stamping part grabbing mechanism grabs the stamping part from the stamping part feeding mechanism, sends the stamping part to the gluing mechanism for gluing, and clamps or fixes the stamping part by a fourth clamping part at the corresponding position of the section bar of the assembly mechanism, wherein the stamping part after gluing is pasted on the section bar of the assembly mechanism;
The steps are sequentially carried out step by step or the third step and the fourth step are synchronously carried out with the first step and the second step, so that the final section bar and the stamped part subjected to gluing are ensured to be sent to an assembly mechanism in time or synchronously;
Fifthly, the screw tightening device of the profile grabbing mechanism automatically spits screws and tightens the screws, so that connection and fixation between the profile and the stamping part are realized, and the automatic assembly operation between the profile and the stamping part is completed;
Sixth, the third clamping part loosens the section bar, the fourth clamping part loosens the stamping part, the section bar grabbing mechanism moves the assembled section bar and the stamping part to the placing seat of the lower part mechanism, the lifting seat drives the assembled section bar to move step by step, in the moving process, the assembled section bar carries out laser marking through marking equipment, and then when the assembled section bar moves to the last placing seat, the lower part is taken out.
In view of the technical characteristics, the invention has the following beneficial effects:
1. The automatic assembly tool for the automobile aluminum door sill assembly has the advantages of realizing automatic assembly of the sectional materials and the stamping parts, along with high production efficiency, high precision and good dimensional repeatability (namely, repeatedly assembling the sectional materials and the stamping parts with the same specification, and keeping good assembly effect), particularly, gluing the stamping parts, screwing the sectional materials and the stamping parts (namely, screwing the stamping parts), assembling the sectional materials and the stamping parts can meet higher requirements (such as higher requirement of mounting precision), and assembling the sectional materials and the stamping parts to form the automobile aluminum door sill assembly.
2. The automatic assembly tooling for the automobile aluminum threshold assembly can effectively improve labor productivity, reduce manufacturing cost, lighten labor intensity and ensure safe production.
Drawings
Fig. 1 is a schematic structural diagram of an automatic assembly fixture for an automotive aluminum threshold assembly in embodiment 1.
Fig. 2 is a schematic structural view of the profile loading mechanism in embodiment 1.
Fig. 3 is a schematic structural view of the medium gripping mechanism of embodiment 1.
Fig. 4 is a schematic structural view of the first grip in embodiment 1.
Fig. 5 is a schematic view of the punch-up mechanism of embodiment 1.
Fig. 6 is a schematic view of the structure of the punch gripping mechanism in embodiment 1.
Fig. 7 is a schematic structural view of the second grip in embodiment 1.
Fig. 8 is a schematic structural view of the assembly mechanism of embodiment 1.
Fig. 9 is a partial enlarged view of the assembly mechanism of embodiment 1.
Fig. 10 is a schematic structural view of the lower member mechanism in embodiment 1.
In the figure: 1. a section bar loading mechanism; 1-1, a first bottom fixing plate; 1-2, a first rotating table; 1-3, a first support plate; 1-4, a first positioning part;
2. a section bar grabbing mechanism; 2-1, a first gripper; 2-1-1, a first positioning pin; 2-2, a first clamping portion; 2-3, robot arms; 2-4, a screw tightening device;
3. stamping part feeding mechanism; 3-1, a second bottom fixing plate; 3-2, a second turntable; 3-3, a second supporting plate; 3-4, a second positioning part;
4. a stamping part grabbing mechanism; 4-1, a second gripper; 4-2, a second clamping part; 4-3, robot arm
5. A gluing mechanism;
6. an assembly mechanism; 6-1, a third clamping part; 6-2, a fourth clamping part; 6-3, rotating shaft; 6-4, fixing frame;
7. a discharging mechanism; 7-1, placing a seat; 7-2, a mobile device; 7-3, marking equipment; 7-4, a bracket all those present;
8. an automobile aluminum door sill assembly.
Detailed Description
The application is further described below in conjunction with the detailed description. It is to be understood that these examples are illustrative of the present application and are not intended to limit the scope of the present application. Furthermore, it should be understood that various changes and modifications can be made by one skilled in the art after reading the teachings of the present application, and such equivalents are intended to fall within the scope of the application as defined in the appended claims.
Referring to fig. 1 to 10, in particular embodiment 1, embodiment 1 provides an automatic assembly fixture for an aluminum door sill assembly of an automobile, which is characterized in that: the automatic assembly tool of the automobile aluminum threshold assembly comprises a section bar feeding mechanism 1, a section bar grabbing mechanism 2, a stamping part feeding mechanism 3, a stamping part grabbing mechanism 4, a gluing mechanism 5, an assembly mechanism 6 and a discharging mechanism 7, wherein the section bar feeding mechanism 1 corresponds to the section bar grabbing mechanism 2, the section bar grabbing mechanism 2 corresponds to the assembly mechanism 6, the stamping part feeding mechanism 3 corresponds to the stamping part grabbing mechanism 4, the stamping part grabbing mechanism 4 corresponds to the gluing mechanism 5 and the assembly mechanism 6, and the assembly mechanism 6 corresponds to the discharging mechanism 7.
The profile feeding mechanism 1 is used for placing the profile before assembly so that the profile grabbing mechanism 2 grabs the profile; the profile grabbing mechanism 2 is used for grabbing profiles from the profile loading mechanism 1 and sending the profiles to the gluing mechanism 5 and the assembling mechanism 6; the stamping part feeding mechanism 3 is used for placing stamping parts before assembly so that the stamping part grabbing mechanism 4 grabs the stamping parts; the stamping part grabbing mechanism 4 is used for grabbing stamping parts from the stamping part feeding mechanism 3 and sending the stamping parts to the assembling mechanism 6; the gluing mechanism 5 is used for gluing the section bar; the assembly mechanism 6 is used for assembling the profile and the stamping part; the blanking mechanism 7 is used for blanking the assembled automobile aluminum threshold assembly 8 formed by the sectional material and the stamping part.
The profile feeding mechanism 1 comprises a first bottom fixing plate 1-1, a first rotary table 1-2 is arranged on the first bottom fixing plate 1-1, the first rotary table 1-2 is connected with a tilted first supporting plate 1-3, and a first positioning part 1-4 for placing and positioning profiles is arranged on the first supporting plate 1-3; for example, in the profile loading mechanism 1 of this embodiment 1, two first support plates 1-3 may be adopted, where the top of each first support plate is close to the bottom of each first support plate, and the bottom of each first support plate is far away from the top of each first support plate, so as to form two inclined first support plates 1-3, at this time, five first positioning portions 1-4 (the first positioning portions 1-4 may be clamps controlled by corresponding cylinders and are used for pressing profiles) are provided on each first support plate 1-3, so that five sets of profiles (each set of profiles corresponds to two left and right profiles applicable to a vehicle body, and is convenient for placing a larger number of profiles in a limited space) are simultaneously placed. After a worker places a section on one side of the section loading mechanism 1 on the first support plates 1-3, the two inclined first support plates 1-3 are driven to synchronously rotate by the first rotary table 1-2, and the first support plates 1-3 correspond to the section grabbing mechanism 2 after 180-degree rotation, and the other first support plates 1-3 are operated in the same way.
The stamping part feeding mechanism 3 comprises a second bottom fixing plate 3-1, a second rotary table 3-2 is arranged on the second bottom fixing plate 3-1, the second rotary table 3-2 is connected with an inclined second supporting plate 3-3, and a second positioning part 3-4 for placing and positioning the stamping part is arranged on the second supporting plate 3-3. For example, in the stamping part feeding mechanism 3 in this embodiment 1, two second support plates 3-3 may be adopted, where the top of each second support plate is close to the bottom of each second support plate, and the bottom of each second support plate is far away from each other, so as to form two inclined second support plates 3-3, at this time, twenty second positioning portions 3-4 are disposed on each second support plate 3-3, so that stamping parts required by five sections are placed simultaneously (each section needs four stamping parts, and each four stamping parts form a set), and the number of stamping parts is matched with the number of sections.
After the worker places the profile on one side of the stamping part feeding mechanism 3 on the second supporting plates 3-3, the two inclined second supporting plates 3-3 are driven to synchronously rotate through the second rotary table 3-2, and the second supporting plates 3-3 correspond to the stamping part grabbing mechanism 4 after rotating by 180 degrees, and the other second supporting plates 3-3 are operated in the same way.
The profile grabbing mechanism 2 comprises a first grab handle 2-1 for grabbing the profile, a screw tightening device 2-4 for tightening screws for connecting the stamping part and the profile, and a first clamping part 2-2 for clamping the profile, wherein the first clamping part 2-2 can help to clamp and fix the profile in the moving process, so that the profile is prevented from falling off and/or unnecessary position movement occurs; the first handle 2-1 is further provided with a first positioning pin 2-1-1, the first positioning pin 2-1-1 and a corresponding hole on the profile form clamping connection in the moving process of the profile, and the first positioning pin 2-1-1 can help the profile to be stably placed on the first handle 2-1, so that sliding or unnecessary position movement (especially horizontal movement) of the profile is avoided.
Screw tightening devices include devices that automatically spit screws and screw gun heads that tighten screws, such as the ATLAS brand screw tightening device.
The section bar grabbing mechanism 2 can also select to adopt a robot arm 2-3 (brand: an Chuan, model: VX 180) to control the movement of the first grabbing hand 2-1 and the first clamping part 2-2, so that the movement operation is more accurate and stable.
The stamping part grabbing mechanism 4 comprises a second grab handle 4-1 for grabbing the stamping part.
Preferably, the second grip 4-1 includes four second clamping portions 4-2, wherein two second clamping portions 4-2 are located at the top end of the second grip 4-1, and the two second clamping portions 4-2 face different angles; the other two second clamping portions 4-2 are located on the second grip 4-1 (for example, on a component bar of the second grip 4-1, which component bar is located at a distance from the top end of the second grip 4-1), such that the other two second clamping portions 4-2 are separated from the two second clamping portions 4-2 of the top end of the second grip 4-1, while the other two second clamping portions 4-2 are also oriented at different angles, that is, the four second clamping portions 4-2 are oriented in different directions and/or at different angles. So, can effectively avoid the mutual interference between four second clamping parts 4-2, four second clamping parts 4-2 press from both sides tightly the stamping workpiece that waits to assemble and can be in proper order smoothly, conveniently send corresponding stamping workpiece to gluing mechanism 5 and glue, then send assembly mechanism 6 again, be convenient for assemble with the section bar.
The stamping part grabbing mechanism 4 can also select a robot arm 4-3 (brand: an Chuan, model: MH 50) to control the movement of the second grabbing hand 4-1 and the second clamping part 4-2, so that the movement operation is more accurate and stable.
The assembly means 6 are provided with a third clamping portion 6-1 for clamping the profile and a fourth clamping portion 6-2 for clamping the stamping.
The third clamping portion 6-1 and the fourth clamping portion 6-2 are each controlled by an air cylinder (not shown in the drawings).
The glue coating mechanism 5 comprises a glue outlet (not shown in the drawing), and glue is coated on the stamping part to pre-adhere the stamping part to a designated position of the section bar (for example, a mounting hole on the stamping part corresponds to a corresponding mounting hole on the section bar, so that the assembly between the section bar and the stamping part can be realized through the matching of a screw and two mounting holes, and the subsequent screw tightening device 2-4 can be used for fixedly connecting the stamping part and the section bar through the screw.
The assembly mechanism 6 is further provided with a fixing frame 6-4 and a rotating shaft 6-3, the rotating shaft 6-3 is arranged on the fixing frame 6-4, and two side faces of the rotating shaft 6-3 are respectively provided with a third clamping part 6-1 and a fourth clamping part 6-2.
For example, in this embodiment 1, the bottom of the assembly mechanism 6 is provided with a fixing frame 6-4, two ends of the fixing frame 6-4 extend upwards, one rotating shaft 6-3 is disposed in two extending portions, one side surface of the rotating shaft 6-3 is provided with a set of third clamping portion 6-1 and fourth clamping portion 6-2 (for example, two third clamping portions 6-1 and three fourth clamping portions 6-2 are used for clamping and fixing a section bar and four stamping pieces, so that the section bar and the four stamping pieces can be fixedly connected to each other by screws to complete assembly), and the other side surface of the rotating shaft 6-3 is also provided with a set of third clamping portion 6-1 and fourth clamping portion 6-2, so that the left section bar and the right section bar can be completed assembly in one process (for example, the third clamping portion 6-1 and the fourth clamping portion 6-2 clamp the left section bar and the corresponding stamping pieces, the third clamping portion 6-1 and the fourth clamping portion 6-2 clamp the right section bar and the corresponding stamping pieces on the other side surface), and the assembly efficiency is improved.
The rotation shaft 6-3 is preferably a rectangular parallelepiped, and both side surfaces of the rotation shaft 6-3 are preferably back-to-back surfaces in the rectangular parallelepiped. This facilitates the mounting of the third clamping portion 6-1 and the fourth clamping portion 6-2 on both sides of the rotation shaft 6-3. The rotating shaft 6-3 can rotate, the third clamping part 6-1 and the fourth clamping part 6-2 on different sides, the section bar and the stamping part which are clamped and fixed are sequentially positioned above the rotating shaft 6-3, the section bar sent by the section bar grabbing mechanism 2 is convenient to place, the stamping part grabbing mechanism 4 is convenient to paste the glued stamping part on the section bar, and the screw tightening device 2-4 of the subsequent section bar grabbing mechanism 2 is convenient to assemble the section bar and the stamping part through screws.
The lower part mechanism 7 is provided with a plurality of placing seats 7-1 for placing assembled profiles, and a moving device 7-2 for moving the assembled profiles between the corresponding placing seats 7-1.
The assembled section bar is placed on the nearest placing seat 7-1, the placing seat 7-1 can adopt a V-shaped fork or a U-shaped fork, and an opening is upward, so that the section bar grabbing mechanism 2 can conveniently grab the assembled section bar, move and place the assembled section bar on the placing seat 7-1. The lower member mechanism 7 in this embodiment 1 is provided with 5 placement seats 7-1.
The moving device 7-2 comprises a lifting seat 7-4 which can lift the assembled profile to perform lifting and translation operations, and the lifting seat 7-4 drives the assembled profile to perform stepping movement on the placing seat 7-1 of the lower part mechanism 7, for example, the stepping lifting and translation operations of the lifting seat 7-4 are realized through an air cylinder; by stepwise movement is meant that each assembled profile is moved step by step in a plurality of rest seats 7-1, i.e. the assembled profile is moved step by step in sequence between adjacent rest seats 7-1 in the first rest seat 7-1 until it is moved to the last rest seat 7-1. In this embodiment 1, the lower member mechanism 7 is provided with 4 lifting seats 7-4.
The automatic assembly tooling of the automobile aluminum door sill assembly further comprises a control mechanism for controlling the operations of the profile feeding mechanism 1, the profile grabbing mechanism 2, the stamping part feeding mechanism 3, the stamping part grabbing mechanism 4, the gluing mechanism 5, the assembly mechanism 6 and the blanking mechanism 7 to realize the automatic assembly of the profile and the stamping part, and the automatic assembly and marking can be realized by the automatic assembly tooling operation of the automobile aluminum door sill assembly of the invention as long as the profile to be processed is placed on the profile feeding mechanism 1 by manual work and/or other processing procedures and the stamping part to be processed is placed on the profile grabbing mechanism 2 by manual work and/or other processing procedures, and then the blanking of the assembled profile (comprising the stamping part) is carried out by the blanking mechanism 7, and the workpiece is taken by manual work and/or other processing procedures. Therefore, the automatic assembly and processing can meet the requirement of high precision of assembly of the profile and the stamping part, meanwhile, the production efficiency can be improved through automatic control, the labor intensity of workers is reduced, the production safety is ensured, and the production cost is effectively reduced. Meanwhile, the sectional materials and the stamping parts with the same specification are assembled, the dimensional repeatability is better, and the sectional materials and the stamping parts with the same specification can be assembled repeatedly.
The blanking mechanism 7 further comprises a marking device 7-3 for laser marking of the assembled profile during blanking of the assembled profile. In this embodiment 1, the marking device 7-3 is one, and corresponds to the position of the third placement seat 7-1, and when the assembled profile is moved to the third placement seat 7-1 in a stepping manner, the marking device 7-3 performs laser marking on the assembled profile (i.e. the assembled automobile aluminum threshold assembly 8 formed by the profile and the stamping part). Of course, the number of marking devices 7-3 can be increased according to actual demands, and the laser marking working effect is improved.
The operation method of the automatic assembly tool of the automobile aluminum threshold assembly is as follows:
Firstly, manually feeding a section bar onto a first supporting plate 1-3 of a section bar feeding mechanism 1, clamping or fixing the section bar by a first positioning part 1-4, and rotating the section bar feeding mechanism 1 to move the section bar to a position convenient for a section bar grabbing mechanism 2 to take out a section bar;
Secondly, the profile grabbing mechanism 2 grabs the profile from the profile feeding mechanism 1, the profile is sent to the assembling mechanism 6, the profile is clamped by the third clamping part 6-1, and the profile is waited for assembling with the stamping part;
Thirdly, manually feeding the stamping part to a second supporting plate 3-3 of the stamping part feeding mechanism 3, clamping or fixing the stamping part by a second positioning part 3-4, and rotating the stamping part feeding mechanism 3 to move the stamping part to a position convenient for the stamping part grabbing mechanism 4 to take the part;
Fourthly, the stamping part grabbing mechanism 4 grabs stamping parts from the stamping part feeding mechanism 3, sends the stamping parts to the gluing mechanism 5 for gluing, and clamps or fixes the stamping parts by the fourth clamping part 6-2 at the corresponding positions of the section bars, which are adhered to the assembly mechanism 6, of the stamping parts after gluing;
the third step and the fourth step can be synchronously performed with the first step and the second step, so long as the final section bar and the stamped part subjected to gluing can be ensured to be sent to the assembly mechanism 6 in time or synchronously;
Fifthly, the screw tightening device 2-4 of the profile grabbing mechanism 2 automatically spits screws and tightens the screws, so that connection and fixation between the profile and the stamping part are realized, and the automatic assembly operation between the profile and the stamping part is completed;
Sixth, the third clamping part 6-1 loosens the profile, the fourth clamping part 6-2 loosens the stamping part, the profile grabbing mechanism 2 moves the assembled profile (comprising the stamping part) onto the placing seat 7-1 of the unloading mechanism 7, the lifting seat 7-4 drives the assembled profile to move in a stepping mode, in the moving process, the assembled profile is subjected to laser marking through the marking equipment 7-3, and then the assembled profile is manually taken out and unloaded when the assembled profile is moved to the last placing seat 7-1.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes using the descriptions and drawings of the present invention or directly or indirectly applied to other related technical fields are included in the scope of the invention.
Claims (3)
1. Automatic assembly fixture of car aluminum door sill assembly, its characterized in that: the automatic assembly tooling of the automobile aluminum threshold assembly comprises a section bar feeding mechanism (1), a section bar grabbing mechanism (2), a stamping part feeding mechanism (3), a stamping part grabbing mechanism (4), a gluing mechanism (5), an assembly mechanism (6) and a lower part mechanism (7), wherein the section bar feeding mechanism (1) corresponds to the section bar grabbing mechanism (2), the section bar grabbing mechanism (2) corresponds to the assembly mechanism (6), the stamping part feeding mechanism (3) corresponds to the stamping part grabbing mechanism (4), the stamping part grabbing mechanism (4) corresponds to the gluing mechanism (5) and the assembly mechanism (6), and the assembly mechanism (6) corresponds to the lower part mechanism (7);
the profile grabbing mechanism (2) comprises a first gripper (2-1) for grabbing a group of left profiles and right profiles, a screw tightening device (2-4) for tightening screws for connecting stamping parts and the profiles, and a first clamping part (2-2) for clamping the profiles; the first gripper (2-1) is also provided with a first positioning pin (2-1-1);
The stamping part grabbing mechanism (4) comprises a second gripper (4-1) for grabbing the stamping part;
The second grippers (4-1) comprise four second clamping parts (4-2), wherein two second clamping parts (4-2) are positioned at the top ends of the second grippers (4-1), the other two second clamping parts (4-2) are positioned on the second grippers (4-1), and the four second clamping parts face different directions;
The profile feeding mechanism (1) comprises a first bottom fixing plate (1-1), a first rotating table (1-2) is arranged on the first bottom fixing plate (1-1), the first rotating table (1-2) is connected with a tilted first supporting plate (1-3), and a first positioning part (1-4) for placing and positioning the profile is arranged on the first supporting plate (1-3); the two first support plates (1-3) are close to each other, the top parts of the two first support plates are far away from each other, two inclined first support plates (1-3) are formed, and the two inclined first support plates (1-3) are driven to synchronously rotate through the first rotating table (1-2);
The stamping part feeding mechanism (3) comprises a second bottom fixed plate (3-1), a second rotary table (3-2) is arranged on the second bottom fixed plate (3-1), the second rotary table (3-2) is connected with an inclined second supporting plate (3-3), and a second positioning part (3-4) for placing and positioning the stamping part is arranged on the second supporting plate (3-3); the top parts of the two second support plates (3-3) are close to each other, the bottom parts of the two second support plates are far away from each other, two inclined second support plates (3-3) are formed, and the two inclined second support plates (3-3) are driven to synchronously rotate through the second turntable (3-2);
The assembly mechanism (6) is provided with a third clamping part (6-1) for clamping the profile and a fourth clamping part (6-2) for clamping the stamping part;
The assembly mechanism (6) is further provided with a fixing frame (6-4) and a rotating shaft (6-3), the rotating shaft (6-3) is arranged on the fixing frame (6-4), two side faces of the rotating shaft (6-3) are respectively provided with a third clamping part (6-1) and a fourth clamping part (6-2), the third clamping part (6-1) and the fourth clamping part (6-2) on one side face clamp the left profile and the corresponding stamping part thereof, and the third clamping part (6-1) and the fourth clamping part (6-2) on the other side face clamp the right profile and the corresponding stamping part thereof; the lower part mechanism (7) is provided with a plurality of placing seats (7-1) for placing assembled profiles, a moving device (7-2) for moving the assembled profiles between the corresponding placing seats (7-1), the moving device (7-2) comprises a lifting seat (7-4) capable of lifting and moving the assembled profiles correspondingly, and the lifting seat (7-4) drives the assembled profiles to move in a stepping mode on the placing seats (7-1) of the lower part mechanism (7).
2. The automatic assembly tooling for the automotive aluminum threshold assembly of claim 1, wherein: the automatic assembly tooling of the automobile aluminum threshold assembly further comprises a control mechanism for controlling the operation of the profile feeding mechanism (1), the profile grabbing mechanism (2), the stamping part feeding mechanism (3), the stamping part grabbing mechanism (4), the gluing mechanism (5), the assembly mechanism (6) and the blanking mechanism (7) to realize the automatic assembly of the profile and the stamping part;
the blanking mechanism (7) further comprises marking equipment (7-3) for performing laser marking on the assembled profile in the blanking process of the assembled profile;
the third clamping part (6-1) and the fourth clamping part (6-2) are controlled to operate by an air cylinder.
3. An operation method of an automatic assembly fixture of an automobile aluminum door sill assembly, adopting the automatic assembly fixture of the automobile aluminum door sill assembly in claim 2, comprising the following specific steps:
Firstly, placing a section on a first supporting plate (1-3) of a section feeding mechanism (1), clamping by a first positioning part (1-4), and rotating the section feeding mechanism (1) to move the section to a position convenient for a section grabbing mechanism (2) to take a piece;
Secondly, the profile grabbing mechanism (2) grabs the profile from the profile feeding mechanism (1), the profile is sent to the assembling mechanism (6), the profile is clamped by the third clamping part (6-1), and the profile is waited for being assembled with the stamping part;
Thirdly, placing the stamping part on a second supporting plate (3-3) of the stamping part feeding mechanism (3), clamping by a second positioning part (3-4), and rotating the stamping part feeding mechanism (3) to move the stamping part to a position convenient for the stamping part grabbing mechanism (4) to pick the part;
fourthly, the stamping part grabbing mechanism (4) grabs stamping parts from the stamping part feeding mechanism (3), the stamping parts are sent to the gluing mechanism (5) for gluing, the glued stamping parts are adhered to the corresponding positions of the sectional materials on the assembly mechanism (6), and the stamping parts are clamped by the fourth clamping part (6-2);
The steps are sequentially carried out step by step or the third step and the fourth step are synchronously carried out with the first step and the second step, so that the final section bar and the glued stamping part are ensured to be sent to an assembly mechanism (6) in time or synchronously;
Fifthly, the screw tightening device (2-4) of the profile grabbing mechanism (2) automatically spits screws and tightens the screws, so that connection and fixation between the profile and the stamping part are realized, and automatic assembly operation between the profile and the stamping part is completed;
Sixth, the third clamping part (6-1) loosens the section bar, the fourth clamping part (6-2) loosens the stamping part, the section bar grabbing mechanism (2) moves the assembled section bar and the stamping part to the placing seat (7-1) of the lower part mechanism (7), the lifting seat (7-4) drives the assembled section bar to move in a stepping mode, in the moving process, the assembled section bar carries out laser marking through marking equipment (7-3), and then when the assembled section bar moves to the last placing seat (7-1), the lower part is taken out.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110373002.5A CN113134729B (en) | 2021-04-07 | 2021-04-07 | Automatic assembly tool for automobile aluminum threshold assembly and operation method thereof |
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| CN202110373002.5A CN113134729B (en) | 2021-04-07 | 2021-04-07 | Automatic assembly tool for automobile aluminum threshold assembly and operation method thereof |
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| CN113134729B true CN113134729B (en) | 2024-04-23 |
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| CN113732679A (en) * | 2021-08-26 | 2021-12-03 | 川崎(重庆)机器人工程有限公司 | Automobile assembly station adopting industrial robot and working method thereof |
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