CN112172897A - Lower wall plate shape-preserving positioning tool and manufacturing process - Google Patents
Lower wall plate shape-preserving positioning tool and manufacturing process Download PDFInfo
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- CN112172897A CN112172897A CN202011082288.3A CN202011082288A CN112172897A CN 112172897 A CN112172897 A CN 112172897A CN 202011082288 A CN202011082288 A CN 202011082288A CN 112172897 A CN112172897 A CN 112172897A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/04—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving means for grappling or securing in place objects to be carried; Loading or unloading equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2203/00—Grasping, holding, supporting the objects
- B62B2203/60—Positioning, means on a cart for loads
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Abstract
A lower wall plate shape-preserving positioning tool comprises a main body large frame, a front trapezoid supporting frame, a rear trapezoid supporting frame, a triangular bracket, a lower wall plate shape-preserving adsorption assembly, a lower wall plate clear edge positioning assembly, a clamping plate manual jacking mechanism, a TB standard block, a rotary lifting ring, a positioning cup cone assembly and the like, wherein the triangular bracket is installed on a triangular bracket connecting plate of the front trapezoid supporting frame; the manual climbing mechanism of cardboard is provided with eight groups altogether, the manual climbing mechanism of every group cardboard comprises lead screw axle, guide sleeve, spacing nail, bearing installation sleeve, drive nut, ball bearing, handle, closing cap, lower wallboard shape preserving adsorption component includes four big cardboard of arc altogether, eight adjustment fork ears, vacuum chuck, vacuum adsorption air supply unit, lower wallboard clean limit locating component comprises short lateral position block subassembly and long lateral position block subassembly. The invention provides a lower wall plate shape-preserving positioning tool which is simple in structure and ideal in manufacturing manufacturability and assembly manufacturability.
Description
Technical Field
The invention relates to a shape-preserving positioning tool and a manufacturing process method, in particular to a shape-preserving positioning tool for a lower wall plate component and a manufacturing process.
Background
For thin wallboard assemblies, especially for large-size thin wallboard assemblies, after the thin wallboard assemblies are manufactured into finished products and semi-finished products by a forming processing method, due to the problems of insufficient rigidity, easy deformation, large size, inconvenience in fixing and clamping and the like, great difficulty exists in the processes of shape maintaining, hoisting, assembling and the like in the transportation and assembly processes.
Therefore, for different thin wallboard assemblies, by means of a special shape-preserving positioning tool, the shape-preserving protection of a product can be realized, and meanwhile, the special shape-preserving positioning tool is convenient to clamp, position, fix and lift, and is beneficial to a series of subsequent transportation, assembly and other work. The invention designs a set of special shape-preserving positioning tool for a top wallboard aiming at a large lower wallboard component of a barrel section part so as to match the functions of shape-preserving positioning, transportation, assembly auxiliary positioning and the like of the large lower wallboard component.
Disclosure of Invention
In order to solve the problems that thin wall plate assemblies are easy to deform, inconvenient to clamp, transport and assemble and the like, the invention provides a lower wall plate shape-preserving positioning tool which is simple in structure, strong in implementation manufacturability and convenient to use.
In order to achieve the purpose, the invention provides the following technical scheme:
a lower wall plate shape-preserving positioning tool comprises a main body large frame, a front trapezoid supporting frame, a rear trapezoid supporting frame, a triangular bracket, a lower wall plate shape-preserving adsorption assembly, a lower wall plate clear edge positioning assembly, a clamping plate manual jacking mechanism, a TB standard block, a rotary lifting ring, a positioning cup cone assembly and the like; the main body large frame is formed by welding square steel pipes and is in a rectangular shape; the front trapezoid strut is formed by welding square steel pipes and is in an inverted isosceles trapezoid shape, a first reinforcing plate and a second reinforcing plate are welded at the staggered position of the steel pipes of the front trapezoid strut, two caster wheel mounting plates are welded on the bottom plate of the front trapezoid strut, two TB standard block mounting plates are symmetrically welded on the top of the front trapezoid strut, two triangular bracket connecting plates are welded on the front part of the front trapezoid strut, and four main body large frame connecting plates are welded on the rear part of the front trapezoid strut; the rear trapezoid strut is formed by welding square steel pipes and is in an inverted isosceles trapezoid shape, a first reinforcing plate and a second reinforcing plate are welded at the staggered position of the steel pipes of the rear trapezoid strut, two trundle mounting plates are welded on a bottom plate of the rear trapezoid strut, two TB standard block mounting plates are symmetrically welded on the top of the rear trapezoid strut, and four main body large frame connecting plates are welded on the front part of the rear trapezoid strut; the front trapezoid supporting frame, the main body large frame and the rear trapezoid supporting frame are fixed into a complete main frame through a screw pin structure, four trundles with brakes are installed at the bottoms of the front trapezoid supporting frame and the rear trapezoid supporting frame, four TB standard blocks are respectively installed on TB standard block installation plates of the front trapezoid supporting frame and the rear trapezoid supporting frame, four rotary lifting rings are installed at the same time, four manual jacking mechanism installation plates are symmetrically arranged on the upper plane of the main body large frame, and two manual jacking mechanism installation plates are symmetrically arranged on the front trapezoid supporting frame and the rear trapezoid supporting frame respectively; the triangular bracket is arranged on a triangular bracket connecting plate of the front trapezoidal bracket; the clamping plate manual jacking mechanisms are provided with eight groups and are respectively fixedly arranged on eight manual jacking mechanism mounting plates, each group of clamping plate manual jacking mechanisms consists of a screw shaft, a guide sleeve, a limiting nail, a bearing mounting sleeve, a driving nut, a ball bearing, a handle and a sealing cover, the guide sleeve and the bearing mounting sleeve are fixed on the manual jacking mechanism mounting plates through screw pin structures, and a flat wire and adjusting fork lug connecting hole is processed at the upper end of the screw shaft; the lower wall plate shape-preserving adsorption assembly comprises four large arc-shaped clamping plates, eight adjusting fork lugs, vacuum suckers and a vacuum adsorption air source device, flat wires and adjusting fork lug connecting holes at the upper end of a screw rod shaft of the clamping plate manual jacking mechanism are fixedly connected with the adjusting fork lugs, each large arc-shaped clamping plate is fixedly installed on the two adjusting fork lugs in a hinged mode, the screw rod shaft can be driven to move up and down by rotating a handle, so that the lifting position and the lifting angle of each large arc-shaped clamping plate can be adjusted respectively, the upper arc surface of each large arc-shaped clamping plate is processed into a shape-preserving surface, protective rubber is pasted on the shape-preserving surface, four groups of vacuum suckers are installed on the side surface of each large arc-shaped clamping plate through connecting angle steel respectively, and the adsorption working surface of each vacuum sucker is adjusted to be slightly lower than the protective rubber; lower wallboard clear limit locating component comprises short side locating piece subassembly and long side locating piece subassembly, short side locating piece subassembly comprises first short side locating piece, the short side locating piece of second, every short side locating piece adds the piece for whole machine, and it has three OTP hole and short side locating surface to process on it, the bush has been joined in marriage to the OTP hole middling pressure, first, the short side locating piece of second require fixed mounting through the spatial position on the leading flank of the big cardboard of the first arc of foremost side, long side locating piece subassembly comprises four long side location, long side locating piece adds the piece for whole machine, and it has two OTP holes, long side locating surface and two bolt bottom openings to process on it, the bush has been joined in marriage to the OTP hole middling pressure, and four long side locating pieces install respectively on the big cardboard of four arcs according to the spatial position requirement, long side locating piece with fix a position through activity bolt and locking between the big cardboard of arc Determining; the positioning cup cone assembly is composed of four positioning cup cones and an adjusting gasket, the four positioning cup cones are respectively installed on the lower sides of the TB standard block installation plates of the front trapezoidal support frame and the rear trapezoidal support frame according to space size requirements, the positioning cup cones are made of alloy steel and are provided with conical positioning holes, and the opening directions of the conical positioning holes face downwards.
Furthermore, the main body large frame, the front trapezoid supporting frame and the rear trapezoid supporting frame are respectively welded by square steel pipes to form a required shape, various plates are welded according to a connecting mode and requirements of mounting parts, stress is eliminated through tempering after welding, the size requirement and the form and position tolerance requirement of each connecting plate are processed by a large-scale machine tool, the front trapezoid supporting frame, the main body large frame and the rear trapezoid supporting frame are installed into a complete main frame in a screw pin structure mode, four TB standard block installation plates on the front trapezoid supporting frame and the rear trapezoid supporting frame can be installed on the same plane in the installation and debugging process through a laser tracker and a cushion adding mode, meanwhile, eight manual jacking mechanism installation plates on the front trapezoid supporting frame, the main body large frame and the rear trapezoid supporting frame can be installed on the same plane, and four caster wheels with brakes are installed in place in the cushion adding mode, simultaneously landing the ground; the complete main frame is adjusted to the optimal state in an adjusting and installing mode, and the requirement on machining size of the complete main frame by a large machine tool can be avoided.
Still further, the triangle-shaped layer board is welded into the triangle-shaped frame by three square steel pipes, has a traction plate at the welding of triangle-shaped frame front end triangle-shaped frame rear end symmetrical welding has two transition connecting plates, the triangle-shaped layer board still disposes two fork ear pieces, fork ear piece is provided with two perpendicular open-ended double forks ears, has opened two sets of hinge holes on the double forks ear respectively, the triangle-shaped layer board is installed two through hinge bolt in a hinge hole of fork ear piece, another hinge hole of fork ear piece passes through hinge bolt rotatable the installation two triangle bracket connecting plates of preceding trapezoidal strut, through above-mentioned structural design, can realize the rotation of two degrees of freedom about, of triangle-shaped layer board is convenient for freely pull.
As a preferred embodiment of the present invention: the clamping plate manual jacking mechanism is composed of a screw shaft, a guide sleeve, a limiting nail, a bearing mounting sleeve, a driving nut, a ball bearing, a handle and a sealing cover, wherein the screw shaft is a rotary part, the front end of the screw shaft is an optical axis, the rear end of the screw shaft is provided with a T-shaped thread, the foremost end of the screw shaft is provided with a flat wire and adjusting fork lug connecting hole, the rearmost end of the screw shaft is provided with a limiting stop pin hole, a limiting stop pin is arranged in the limiting stop pin hole in an interference fit manner, and the length of the optical axis of the screw shaft is also provided with a long key groove along the direction of the central axis; the guide sleeve is a rotary part, the inner diameter of the guide sleeve is in clearance fit with the polished rod part of the screw rod shaft, the requirement of H7/g6 is met, the guide sleeve is further provided with a limit nail mounting hole, and the limit nail is mounted in the limit nail mounting hole and inserted into a long key groove of the screw rod shaft, so that the rotation of the screw rod shaft relative to the guide sleeve can be limited, and the screw rod shaft can only slide up and down along the guide sleeve; the bearing mounting sleeve is a rotary part, the ball bearing is arranged on an inner hole of the bearing mounting sleeve, the driving nut is a rotary part, the outer diameter of the driving nut is a ball bearing mounting surface, the inner hole is provided with T-shaped threads, the driving nut is mounted in the bearing mounting sleeve through the ball bearing and can rotate relative to the bearing mounting sleeve, and the inner hole threads of the driving nut and the T-shaped thread structure part of the screw shaft form a T-shaped thread transmission mechanism; the handle mounting sleeve is sleeved outside the driving nut through a flat key structure, the handle is mounted on the handle mounting sleeve, and the handle and the driving nut can be connected together; a sealing cover is arranged at the lower end of the driving nut through a cross countersunk head screw to prevent dust from entering; the handle is rotated to drive the driving nut, the screw shaft can slide up and down under the limitation of the guide sleeve and the limiting nail, and the driving nut is rotated to enable the screw shaft to slide up and down through a T-shaped thread transmission structure between the driving nut and the screw shaft.
As another preferred embodiment of the present invention: the manufacturing process of the lower wall plate conformal positioning tool, particularly the assembly process scheme, adopts SMART equipment for assembly, after the front trapezoid supporting frame, the main body large frame and the rear trapezoid supporting frame are installed into a complete main frame, the positions of four TB standard blocks are installed according to a coordinate system, and the setting of the positions of the four TB standard blocks ensures that the mode of establishing the system conforms to the full-coverage principle; three OTP reference holes are formed in each large arc-shaped clamping plate, the three OTP reference holes and the shape-preserving surface of the large arc-shaped clamping plate keep correct position relation, and OTP values of the four large arc-shaped clamping plates are adjusted in place through SMART equipment; after the four large arc-shaped clamping plates are adjusted in place, the two short side positioning blocks are adjusted in place through the OTP value, the two short side positioning blocks are fixed with the large arc-shaped clamping plates through the bolt structures, the four long side positioning blocks are respectively adjusted in place through the OTP value, the long side positioning blocks and the large arc-shaped clamping plates are clamped by a C-shaped frame, a bolt bottom hole is prepared, the long side positioning blocks and the large arc-shaped clamping plates are fixed through movable bolts and locking nuts, and the connecting mode between the two is a detachable structure; and finally, respectively installing the four positioning cup cones in place by an OTS method, namely according to the requirement of the space profile of the conical positioning hole of the positioning cup cone.
Compared with the prior art, the invention has the beneficial effects that: the invention provides a lower wall plate shape-preserving positioning tool with simple structure and strong manufacturability and assembly, which not only can play a role in shape-preserving positioning, but also can be used as a conversion interface for transportation and assembly. The tool is optimized through manufacturing and assembling processes, the requirement on the manufacturing precision of parts can be lowered, the assembling process is simple and convenient, the parts can be assembled in place only through grinding the gasket, the high-precision five-axis machining cost can be lowered, and meanwhile, the production and manufacturing period can be shortened.
Drawings
FIG. 1 is a schematic view of the shape-retaining positioning tool for the lower wall plate of the present invention.
FIG. 2 is a schematic structural view of a lower wall plate conformal positioning tool (side view) according to the present invention.
FIG. 3 is a schematic structural view of a lower wall conformal positioning tool according to the present invention.
FIG. 4 is a schematic structural view of a triangular bracket of the conformal positioning tool for the lower wall plate of the invention.
FIG. 5 is a schematic view of a triangular bracket (partial) of the conformal positioning tool for a lower wall plate according to the present invention.
FIG. 6 is a schematic structural view of a lower wall plate conformal adsorption assembly and a lower wall plate clear edge positioning assembly of the lower wall plate conformal positioning tool of the present invention.
Fig. 7 is a schematic structural view of a lower wall plate conformal adsorption assembly and a lower wall plate clear edge positioning assembly (local) of the lower wall plate conformal positioning tool of the invention.
FIG. 8 is a schematic structural view of a manual jacking mechanism of a clamping plate of the lower wall plate conformal positioning tool.
FIG. 9 is a schematic structural view of a cup and cone assembly of the conformal positioning tool for a lower wall plate of the invention.
In the figure: 1-main body large frame, 2-front trapezoidal bracket, 3-rear trapezoidal bracket, 4-triangular bracket, 5-clamping plate manual jacking mechanism, 6-lower wall plate conformal adsorption component, 7-caster with brake, 8-short side positioning block component, 9-long side positioning block component, 10-TB standard block, 11-rotary lifting ring, 12-positioning cup cone component, 201-first reinforcing plate, 202-second reinforcing plate, 203-TB standard block mounting plate, 204-caster mounting plate, 401-triangular frame, 402-traction plate, 403-transition connecting plate, 404-fork ear component, 405-hinge bolt, 501-screw shaft, 502-guide sleeve, 503-bearing mounting sleeve, 504-ball bearing, 505-drive nut, 506-handle, 507-sealing cover, 508-limit nail, 509-adjusting fork ear, 601-arc-shaped large clamping plate, 602-shape keeping surface, 603-vacuum chuck, 801-first short side positioning block, 802-second short side positioning block, 803-short side positioning surface, 901-long side positioning surface, 902-movable bolt, 903-locking nut
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 9, a lower wall plate shape-preserving positioning tool is composed of a main body large frame 1, a front trapezoid supporting frame 2, a rear trapezoid supporting frame 3, a triangular bracket 4, a lower wall plate shape-preserving adsorption component 6, a lower wall plate clear edge positioning component, a clamping plate manual jacking mechanism 5, a TB standard block 10, a rotary lifting ring 11, a positioning cup cone component 12 and the like; the main body large frame is formed by welding square steel pipes and is in a rectangular shape; the front trapezoid strut is formed by welding square steel pipes and is in an inverted isosceles trapezoid shape, a first reinforcing plate and a second reinforcing plate are welded at the staggered position of the steel pipes of the front trapezoid strut, two caster wheel mounting plates are welded on the bottom plate of the front trapezoid strut, two TB standard block mounting plates 203 are symmetrically welded on the top of the front trapezoid strut, two triangular bracket connecting plates are welded on the front part of the front trapezoid strut, and four main body large frame connecting plates are welded on the rear part of the front trapezoid strut; the rear trapezoid support is formed by welding square steel pipes and is in an inverted isosceles trapezoid shape, a first reinforcing plate 201 and a second reinforcing plate 202 are welded at the staggered position of the steel pipes of the rear trapezoid support, two caster wheel mounting plates 204 are welded on the bottom plate of the rear trapezoid support, two TB standard block mounting plates 203 are symmetrically welded on the top of the rear trapezoid support, and four main body large frame connecting plates are welded on the front part of the rear trapezoid support; the front trapezoid supporting frame, the main body large frame and the rear trapezoid supporting frame are fixed into a complete main frame through a screw pin structure, four trundles 7 with brakes are installed at the bottoms of the front trapezoid supporting frame and the rear trapezoid supporting frame, four TB standard blocks are respectively installed on TB standard block installation plates of the front trapezoid supporting frame and the rear trapezoid supporting frame, four rotary lifting rings are installed at the same time, four manual jacking mechanism installation plates are symmetrically arranged on the upper plane of the main body large frame, and two manual jacking mechanism installation plates are symmetrically arranged on the front trapezoid supporting frame and the rear trapezoid supporting frame respectively; the triangular bracket is arranged on a triangular bracket connecting plate of the front trapezoidal bracket; the clamping plate manual jacking mechanisms are provided with eight groups and are respectively fixedly arranged on eight manual jacking mechanism mounting plates, each group of clamping plate manual jacking mechanisms consists of a screw shaft, a guide sleeve, a limiting nail, a bearing mounting sleeve, a driving nut, a ball bearing, a handle and a sealing cover, the guide sleeve and the bearing mounting sleeve are fixed on the manual jacking mechanism mounting plates through screw pin structures, and a flat wire and adjusting fork lug connecting hole is processed at the upper end of the screw shaft; the lower wall plate shape-preserving adsorption component comprises four large arc-shaped clamping plates 601, eight adjusting fork lugs 509, vacuum suckers 603 and a vacuum adsorption air source device, flat wires at the upper ends of screw shafts of the clamping plate manual jacking mechanisms and adjusting fork lug connecting holes are fixedly connected with the adjusting fork lugs, each large arc-shaped clamping plate is fixedly installed on the two adjusting fork lugs in a hinged mode, the screw shafts can be driven to move up and down by rotating a handle, so that the lifting position and the lifting angle of each large arc-shaped clamping plate can be adjusted respectively, the upper arc surface of each large arc-shaped clamping plate is processed into a shape-preserving surface 602, protective rubber is pasted on the shape-preserving surface 602, four groups of vacuum suckers are installed on the side surface of each large arc-shaped clamping plate through connecting angle steel respectively, and the adsorption working surface of the vacuum suckers is adjusted to be slightly lower than the protective rubber surface by; the lower wallboard clear edge positioning assembly comprises a short side positioning block assembly 8 and a long side positioning block assembly 9, the short side positioning block assembly comprises a first short side positioning block 801 and a second short side positioning block 802, each short side positioning block is an integral machining assembly, three OTP holes and a short side positioning surface 803 are machined on the short side positioning block assembly, bushings are arranged in the OTP holes in a matched mode, the first short side positioning block and the second short side positioning block are fixedly installed on the front side surface of the first arc-shaped large clamping plate on the foremost side according to space position requirements, the long side positioning block assembly comprises four long side positioning blocks, the long side positioning block is an integral machining assembly, two OTP holes, a long side positioning surface 901 and two bolt bottom holes are machined on the long side positioning block, bushings are arranged in the OTP holes in a matched mode, the four long side positioning blocks are respectively installed on the four arc-shaped large clamping plates according to space position requirements, the long side positioning block and the arc-shaped large clamping plate are positioned and fixed through a movable bolt 902 and a locking nut 903; the positioning cup cone assembly is composed of four positioning cup cones and an adjusting gasket, the four positioning cup cones are respectively installed on the lower sides of the TB standard block installation plates of the front trapezoidal support frame and the rear trapezoidal support frame according to space size requirements, the positioning cup cones are made of alloy steel and are provided with conical positioning holes, and the opening directions of the conical positioning holes face downwards.
The main body large frame, the front trapezoidal support frame and the rear trapezoidal support frame are respectively welded by square steel pipes to form the required shape, welding various plates according to the connection mode and the requirements of mounting parts, eliminating stress through tempering after welding, processing the size requirement and the form and position tolerance requirement of each connection plate by a large-scale machine tool, mounting the front trapezoidal support frame, the main body large frame and the rear trapezoidal support frame into a complete main frame through a bolt structure mode, in the process of installation and debugging, the four TB standard block mounting plates on the front trapezoidal support frame and the rear trapezoidal support frame can be adjusted and installed on the same plane through the form of a laser tracker and a pad, meanwhile, eight manual jacking mechanism mounting plates on the front trapezoid supporting frame, the main body large frame and the rear trapezoid supporting frame can be adjusted and installed on the same plane, and then four caster wheels with brakes are adjusted and installed in place in a pad adding mode and are simultaneously landed; the complete main frame is adjusted to the optimal state in an adjusting and installing mode, and the requirement on machining size of the complete main frame by a large machine tool can be avoided. The main body large frame, the front trapezoid support frame and the rear trapezoid support frame are convenient for selection of welding, blanking and tempering furnaces, processing of parts is conveniently completed in a segmental mode, adjustment of all required working faces can be well completed through assembling, and the main body large frame, the front trapezoid support frame and the rear trapezoid support frame are the core purpose and manufacturability of the design.
Triangle layer board is welded into triangle-shaped frame 401 by three square steel pipes, has a traction plate 402 at triangle-shaped frame front end the symmetrical welding of triangle-shaped frame rear end has two transition connecting plate 403, triangle layer board still disposes two fork ear pieces, fork ear piece 404 is provided with two perpendicular open-ended bifurcate ears, and it has two sets of hinge holes to open respectively on the bifurcate ear, the triangle layer board is installed two through hinge bolt 405 in a hinge hole of fork ear piece, another hinge hole of fork ear piece passes through hinge bolt rotatable the installation two triangle bracket connecting plates of preceding trapezoidal strut, through above-mentioned structural design, can realize the rotation of two upper and lower, left and right sides two degrees of freedom of triangle layer board is convenient for freely pull.
The clamping plate manual jacking mechanism is composed of a screw shaft 501, a guide sleeve 502, a limit nail 508, a bearing installation sleeve 503, a driving nut 505, a ball bearing 504, a handle 506 and a sealing cover 507, wherein the screw shaft is a rotary part, the front end is an optical axis, the rear end is processed with T-shaped threads, the foremost end of the screw shaft is processed with a flat wire and adjusting fork lug connecting hole, the rearmost end of the screw shaft is provided with a limit stop pin hole, a limit stop pin is installed in the limit stop pin hole in an interference fit manner, and the length of the optical axis of the screw shaft is also provided with a long key slot along the central axis direction; the guide sleeve is a rotary part, the inner diameter of the guide sleeve is in clearance fit with the polished rod part of the screw rod shaft, the requirement of H7/g6 is met, the guide sleeve is further provided with a limit nail mounting hole, and the limit nail is mounted in the limit nail mounting hole and inserted into a long key groove of the screw rod shaft, so that the rotation of the screw rod shaft relative to the guide sleeve can be limited, and the screw rod shaft can only slide up and down along the guide sleeve; the bearing mounting sleeve is a rotary part, the ball bearing is arranged on an inner hole of the bearing mounting sleeve, the driving nut is a rotary part, the outer diameter of the driving nut is a ball bearing mounting surface, the inner hole is provided with T-shaped threads, the driving nut is mounted in the bearing mounting sleeve through the ball bearing and can rotate relative to the bearing mounting sleeve, and the inner hole threads of the driving nut and the T-shaped thread structure part of the screw shaft form a T-shaped thread transmission mechanism; the handle mounting sleeve is sleeved outside the driving nut through a flat key structure, the handle is mounted on the handle mounting sleeve, and the handle and the driving nut can be connected together; a sealing cover is arranged at the lower end of the driving nut through a cross countersunk head screw to prevent dust from entering; the handle is rotated to drive the driving nut, the screw shaft can slide up and down under the limitation of the guide sleeve and the limiting nail, and the driving nut is rotated to enable the screw shaft to slide up and down through a T-shaped thread transmission structure between the driving nut and the screw shaft.
The manufacturing process of the lower wall plate conformal positioning tool, particularly the assembly process scheme, adopts SMART equipment for assembly, after the front trapezoid supporting frame, the main body large frame and the rear trapezoid supporting frame are installed into a complete main frame, the positions of four TB standard blocks are installed according to a coordinate system, and the setting of the positions of the four TB standard blocks ensures that the mode of establishing the system conforms to the full-coverage principle; three OTP reference holes are formed in each large arc-shaped clamping plate, the three OTP reference holes and the shape-preserving surface of the large arc-shaped clamping plate keep correct position relation, and OTP values of the four large arc-shaped clamping plates are adjusted in place through SMART equipment; after the four large arc-shaped clamping plates are adjusted in place, the two short side positioning blocks are adjusted in place through the OTP value, the two short side positioning blocks are fixed with the large arc-shaped clamping plates through the bolt structures, the four long side positioning blocks are respectively adjusted in place through the OTP value, the long side positioning blocks and the large arc-shaped clamping plates are clamped by a C-shaped frame, a bolt bottom hole is prepared, the long side positioning blocks and the large arc-shaped clamping plates are fixed through movable bolts and locking nuts, and the connecting mode between the two is a detachable structure; and finally, respectively installing the four positioning cup cones in place by an OTS method, namely according to the requirement of the space profile of the conical positioning hole of the positioning cup cone.
With reference to the attached drawings, the working mode and the functions of the components of the lower wall plate shape-preserving positioning tool are as follows: when a lower wallboard hoist and mount or carry wallboard conformal location frock down, fix a position the lower wallboard by the shape preserving of the big cardboard of lower wallboard clean limit locating component and arc, through vacuum adsorption device, with the tight absorption of lower wallboard on the big cardboard of arc, can play the location, can play the shape preserving again and press from both sides tight effect. The relative position relation of the vacuum chuck and the shape-preserving surface of the arc-shaped large clamping plate is adjusted, and the adsorption force is influenced directly. And then, the lower wallboard shape-preserving positioning tool can be hoisted to an assembly jig, the whole lower wallboard shape-preserving positioning tool is arranged on a positioning column of the assembly jig through a positioning cup cone assembly, the subsequent assembly coordination work is carried out, and the manual jacking mechanism 5 of the clamping plate is extremely convenient for fine adjustment of the spatial position of the lower wallboard assembly in the assembly process. After the sections are assembled, the whole section barrel section can be arranged on a lower wallboard shape-preserving positioning tool and used as a whole shape-preserving transportation tool.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A lower wall plate shape-preserving positioning tool is characterized by comprising a main body large frame, a front trapezoid supporting frame, a rear trapezoid supporting frame, a triangular bracket, a lower wall plate shape-preserving adsorption assembly, a lower wall plate clear edge positioning assembly, a clamping plate manual jacking mechanism, a TB standard block, a rotary lifting ring, a positioning cup cone assembly and the like; the main body large frame is formed by welding square steel pipes and is in a rectangular shape; the front trapezoid strut is formed by welding square steel pipes and is in an inverted isosceles trapezoid shape, a first reinforcing plate and a second reinforcing plate are welded at the staggered position of the steel pipes of the front trapezoid strut, two caster wheel mounting plates are welded on the bottom plate of the front trapezoid strut, two TB standard block mounting plates are symmetrically welded on the top of the front trapezoid strut, two triangular bracket connecting plates are welded on the front part of the front trapezoid strut, and four main body large frame connecting plates are welded on the rear part of the front trapezoid strut; the rear trapezoid strut is formed by welding square steel pipes and is in an inverted isosceles trapezoid shape, a first reinforcing plate and a second reinforcing plate are welded at the staggered position of the steel pipes of the rear trapezoid strut, two trundle mounting plates are welded on a bottom plate of the rear trapezoid strut, two TB standard block mounting plates are symmetrically welded on the top of the rear trapezoid strut, and four main body large frame connecting plates are welded on the front part of the rear trapezoid strut; the front trapezoid supporting frame, the main body large frame and the rear trapezoid supporting frame are fixed into a complete main frame through a screw pin structure, four trundles with brakes are installed at the bottoms of the front trapezoid supporting frame and the rear trapezoid supporting frame, four TB standard blocks are respectively installed on TB standard block installation plates of the front trapezoid supporting frame and the rear trapezoid supporting frame, four rotary lifting rings are installed at the same time, four manual jacking mechanism installation plates are symmetrically arranged on the upper plane of the main body large frame, and two manual jacking mechanism installation plates are symmetrically arranged on the front trapezoid supporting frame and the rear trapezoid supporting frame respectively; the triangular bracket is arranged on a triangular bracket connecting plate of the front trapezoidal bracket; the clamping plate manual jacking mechanisms are provided with eight groups and are respectively fixedly arranged on eight manual jacking mechanism mounting plates, each group of clamping plate manual jacking mechanisms consists of a screw shaft, a guide sleeve, a limiting nail, a bearing mounting sleeve, a driving nut, a ball bearing, a handle and a sealing cover, the guide sleeve and the bearing mounting sleeve are fixed on the manual jacking mechanism mounting plates through screw pin structures, and a flat wire and adjusting fork lug connecting hole is processed at the upper end of the screw shaft; the lower wall plate shape-preserving adsorption assembly comprises four large arc-shaped clamping plates, eight adjusting fork lugs, vacuum suckers and a vacuum adsorption air source device, flat wires and adjusting fork lug connecting holes at the upper end of a screw rod shaft of the clamping plate manual jacking mechanism are fixedly connected with the adjusting fork lugs, each large arc-shaped clamping plate is fixedly installed on the two adjusting fork lugs in a hinged mode, the screw rod shaft can be driven to move up and down by rotating a handle, so that the lifting position and the lifting angle of each large arc-shaped clamping plate can be adjusted respectively, the upper arc surface of each large arc-shaped clamping plate is processed into a shape-preserving surface, protective rubber is pasted on the shape-preserving surface, four groups of vacuum suckers are installed on the side surface of each large arc-shaped clamping plate through connecting angle steel respectively, and the adsorption working surface of each vacuum sucker is adjusted to be slightly lower than the protective rubber; lower wallboard clear limit locating component comprises short side locating piece subassembly and long side locating piece subassembly, short side locating piece subassembly comprises first short side locating piece, the short side locating piece of second, every short side locating piece adds the piece for whole machine, and it has three OTP hole and short side locating surface to process on it, the bush has been joined in marriage to the OTP hole middling pressure, first, the short side locating piece of second require fixed mounting through the spatial position on the leading flank of the big cardboard of the first arc of foremost side, long side locating piece subassembly comprises four long side location, long side locating piece adds the piece for whole machine, and it has two OTP holes, long side locating surface and two bolt bottom openings to process on it, the bush has been joined in marriage to the OTP hole middling pressure, and four long side locating pieces install respectively on the big cardboard of four arcs according to the spatial position requirement, long side locating piece with fix a position through activity bolt and locking between the big cardboard of arc Determining; the positioning cup cone assembly is composed of four positioning cup cones and an adjusting gasket, the four positioning cup cones are respectively installed on the lower sides of the TB standard block installation plates of the front trapezoidal support frame and the rear trapezoidal support frame according to space size requirements, the positioning cup cones are made of alloy steel and are provided with conical positioning holes, and the opening directions of the conical positioning holes face downwards.
2. The lower wall plate conformal positioning tool of claim 1, wherein: the main body large frame, the front trapezoidal support frame and the rear trapezoidal support frame are respectively welded by square steel pipes to form the required shape, welding various plates according to the connection mode and the requirements of mounting parts, eliminating stress through tempering after welding, processing the size requirement and the form and position tolerance requirement of each connection plate by a large-scale machine tool, mounting the front trapezoidal support frame, the main body large frame and the rear trapezoidal support frame into a complete main frame through a bolt structure mode, in the process of installation and debugging, the four TB standard block mounting plates on the front trapezoidal support frame and the rear trapezoidal support frame can be adjusted and installed on the same plane through the form of a laser tracker and a pad, meanwhile, eight manual jacking mechanism mounting plates on the front trapezoid supporting frame, the main body large frame and the rear trapezoid supporting frame can be adjusted and installed on the same plane, and then four caster wheels with brakes are adjusted and installed in place in a pad adding mode and are simultaneously landed; the complete main frame is adjusted to the optimal state in an adjusting and installing mode, and the requirement on machining size of the complete main frame by a large machine tool can be avoided.
3. The lower wall plate conformal positioning tool of claim 1, wherein: triangle layer board is welded into the triangle-shaped frame by three square steel pipes, has a traction plate at triangle-shaped frame front end the symmetrical welding of triangle-shaped frame rear end has two transition connecting plates, triangle layer board still disposes two fork ear spare, fork ear spare is provided with two perpendicular open-ended double forks ears, has opened two sets of hinge holes on the double forks ear respectively, the triangle layer board is installed two through hinge bolt in a hinge hole of fork ear spare, another hinge hole of fork ear spare passes through hinge bolt rotatable the installation two triangle bracket connecting plates of preceding trapezoidal strut, through above-mentioned structural design, can realize the rotation of two degrees of freedom about, of triangle layer board is convenient for freely pull.
4. The lower wall plate conformal positioning tool of claim 1, 2 or 3, wherein: the clamping plate manual jacking mechanism is composed of a screw shaft, a guide sleeve, a limiting nail, a bearing mounting sleeve, a driving nut, a ball bearing, a handle and a sealing cover, wherein the screw shaft is a rotary part, the front end of the screw shaft is an optical axis, the rear end of the screw shaft is provided with a T-shaped thread, the foremost end of the screw shaft is provided with a flat wire and adjusting fork lug connecting hole, the rearmost end of the screw shaft is provided with a limiting stop pin hole, a limiting stop pin is arranged in the limiting stop pin hole in an interference fit manner, and the length of the optical axis of the screw shaft is also provided with a long key groove along the direction of the central axis; the guide sleeve is a rotary part, the inner diameter of the guide sleeve is in clearance fit with the polished rod part of the screw rod shaft, the requirement of H7/g6 is met, the guide sleeve is further provided with a limit nail mounting hole, and the limit nail is mounted in the limit nail mounting hole and inserted into a long key groove of the screw rod shaft, so that the rotation of the screw rod shaft relative to the guide sleeve can be limited, and the screw rod shaft can only slide up and down along the guide sleeve; the bearing mounting sleeve is a rotary part, the ball bearing is arranged on an inner hole of the bearing mounting sleeve, the driving nut is a rotary part, the outer diameter of the driving nut is a ball bearing mounting surface, the inner hole is provided with T-shaped threads, the driving nut is mounted in the bearing mounting sleeve through the ball bearing and can rotate relative to the bearing mounting sleeve, and the inner hole threads of the driving nut and the T-shaped thread structure part of the screw shaft form a T-shaped thread transmission mechanism; the handle mounting sleeve is sleeved outside the driving nut through a flat key structure, the handle is mounted on the handle mounting sleeve, and the handle and the driving nut can be connected together; a sealing cover is arranged at the lower end of the driving nut through a cross countersunk head screw to prevent dust from entering; the handle is rotated to drive the driving nut, the screw shaft can slide up and down under the limitation of the guide sleeve and the limiting nail, and the driving nut is rotated to enable the screw shaft to slide up and down through a T-shaped thread transmission structure between the driving nut and the screw shaft.
5. The lower wall plate conformal positioning tool of claim 1, 2 or 3, wherein: the manufacturing process of the lower wall plate conformal positioning tool, particularly the assembly process scheme, adopts SMART equipment for assembly, after the front trapezoid supporting frame, the main body large frame and the rear trapezoid supporting frame are installed into a complete main frame, the positions of four TB standard blocks are installed according to a coordinate system, and the setting of the positions of the four TB standard blocks ensures that the mode of establishing the system conforms to the full-coverage principle; three OTP reference holes are formed in each large arc-shaped clamping plate, the three OTP reference holes and the shape-preserving surface of the large arc-shaped clamping plate keep correct position relation, and OTP values of the four large arc-shaped clamping plates are adjusted in place through SMART equipment; after the four large arc-shaped clamping plates are adjusted in place, the two short side positioning blocks are adjusted in place through the OTP value, the two short side positioning blocks are fixed with the large arc-shaped clamping plates through the bolt structures, the four long side positioning blocks are respectively adjusted in place through the OTP value, the long side positioning blocks and the large arc-shaped clamping plates are clamped by a C-shaped frame, a bolt bottom hole is prepared, the long side positioning blocks and the large arc-shaped clamping plates are fixed through movable bolts and locking nuts, and the connecting mode between the two is a detachable structure; and finally, respectively installing the four positioning cup cones in place by an OTS method, namely according to the requirement of the space profile of the conical positioning hole of the positioning cup cone.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011082288.3A CN112172897A (en) | 2020-10-11 | 2020-10-11 | Lower wall plate shape-preserving positioning tool and manufacturing process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011082288.3A CN112172897A (en) | 2020-10-11 | 2020-10-11 | Lower wall plate shape-preserving positioning tool and manufacturing process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116252259A (en) * | 2023-05-15 | 2023-06-13 | 成都飞机工业（集团）有限责任公司 | Assembly part stress-free clamping tool and application method thereof |
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| KR890013715A (en) * | 1988-02-29 | 1989-09-25 | 후세 노보루 | Protective supporting device of plate-shaped body |
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| Publication number | Priority date | Publication date | Assignee | Title |
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