CN112192483A - Supporting device and method for mounting over-radius workpiece - Google Patents
Supporting device and method for mounting over-radius workpiece Download PDFInfo
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- CN112192483A CN112192483A CN201910611056.3A CN201910611056A CN112192483A CN 112192483 A CN112192483 A CN 112192483A CN 201910611056 A CN201910611056 A CN 201910611056A CN 112192483 A CN112192483 A CN 112192483A
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- supporting block
- steel pipe
- supporting
- over
- beam steel
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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
- B25B11/02—Assembly jigs
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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
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
Abstract
The invention provides a supporting device and an installation method of a through-radius workpiece, belonging to the technical field of rail vehicle assembly, wherein the supporting device comprises a base, a first supporting block, a second supporting block and a positioning structure, wherein the first supporting block is fixedly arranged on the base, and one side of the first supporting block is provided with a first inclined plane; the second supporting block is arranged opposite to the first supporting block and is hinged with the first supporting block, one side of the second supporting block, which is close to the first supporting block, is provided with a second inclined surface, and the second inclined surface and the first inclined surface form a V-shaped structure; the second supporting block rotates along the hinged shaft to avoid the over-radius workpiece; the positioning structure is positioned below the hinged shaft; the supporting device is adopted in the method for mounting the over-radius workpiece. According to the supporting device provided by the invention, when the over-radius workpiece is installed, the over-radius workpiece can be avoided through the operation of simply rotating the second supporting block, so that the over-radius workpiece can be installed at a specified position, and the difficulty in installing the over-radius workpiece is reduced.
Description
Technical Field
The invention belongs to the technical field of rail vehicle assembly, and particularly relates to a supporting device and a method for mounting a over-radius workpiece by using the same.
Background
In recent years, with rapid economic development, urban ground road traffic is far from meeting the requirements of people on fast-paced work and life, and underground rail traffic networks are built in various big cities comprehensively to relieve traffic pressure on urban ground. The running speed of the B-type subway vehicle is 80-120 km/h, and the running part, namely a bogie, of the vehicle is required to have higher safety when the vehicle is frequently started and braked.
The B-type metro bogie frame is an H-shaped frame formed by connecting a beam steel pipe and a fish belly structural side beam, a gear box hanging seat is required to be installed on the beam steel pipe before use, because the arc formed by matching the gear box hanging seat and the beam steel pipe is a radius structure (the arc angle of the arc is larger than pi radian), the part with the arc of the radius structure (called a radius workpiece) can only enter the beam steel pipe from one end of the beam steel pipe and can move to an installation position, however, in the actual installation process, the part cannot be installed at the specified position due to interference of a supporting device, and the difficulty in the installation process is increased.
Disclosure of Invention
The invention aims to provide a supporting device and an installation method of a over-radius workpiece, and aims to solve the technical problem that the installation of the over-radius workpiece on a beam steel pipe is difficult in the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that: there is provided a support device comprising:
a base;
the first supporting block is fixedly arranged on the base, and a first inclined surface is arranged on one side of the first supporting block;
the second supporting block is opposite to the first supporting block and is hinged with the first supporting block, one side of the second supporting block, which is close to the first supporting block, is provided with a second inclined surface, and the second inclined surface and the first inclined surface form a V-shaped structure for containing a beam steel pipe; the second supporting block rotates along the hinged shaft to avoid the over-radius workpiece;
and the positioning structure is positioned below the hinged shaft, and one end of the positioning structure penetrates through the first supporting block and the second supporting block to limit the position of the second supporting block.
Furthermore, balls used for reducing friction force between the first inclined surface and the crossbeam steel pipe and between the second inclined surface and the crossbeam steel pipe are arranged on the first inclined surface and the second inclined surface.
Furthermore, the positioning structure is a pin, a first connecting hole is formed in the first supporting block and below the hinge shaft, a second connecting hole corresponding to the first connecting hole is formed in the second supporting block, and the pin penetrates through the first connecting hole and the second connecting hole to limit the position of the second supporting block.
Furthermore, one end of the positioning structure is provided with an operating handle for plugging and unplugging the positioning structure.
The supporting device provided by the invention has the beneficial effects that: compared with the prior art, the supporting device provided by the invention has the advantages that the cross beam steel pipe is supported by the V-shaped structure formed by the first inclined surface and the second inclined surface and other supporting pieces, the base is arranged at one end of the cross beam steel pipe, the over-radius workpiece is driven to be sleeved on the outer side surface of the cross beam steel pipe from one end, close to the supporting device, of the cross beam steel pipe, then the second supporting block is driven to rotate downwards, the second supporting block is far away from the first supporting block, the effect of abdicating the over-radius workpiece is achieved, the over-radius workpiece penetrates through the base and the first supporting block to reach the specified mounting position, and through the mode, when the over-radius workpiece is mounted, the over-radius workpiece can be avoided through the operation of simply rotating the second supporting block, so that the over-radius workpiece can be mounted at the specified position, and the difficulty.
Another object of the present invention is to provide a method for mounting a work piece having a through-radius, comprising:
the support device of any one of claims 1-4;
at least two V-shaped blocks which are positioned on the same side of the supporting device, and a beam steel pipe is placed on the supporting device and the V-shaped blocks;
clamping the over-radius workpiece by using an installing conveyor, and installing the over-radius workpiece on the beam steel pipe from one end of the supporting device;
taking down the positioning structure, rotating the second supporting block, and yielding the second supporting block to pass through a radius workpiece;
the mounting conveyor clamps the over-radius workpiece through the support device to a mounting position;
and rotating the second supporting block to return to the original position, fixedly connecting the first supporting block and the second supporting block by using the positioning structure, and supporting the beam steel pipe.
Further, the installation conveyor includes:
the guide rail is arranged on one side of the support device and one side of the V-shaped block;
the chassis is arranged on the guide rail in a sliding manner;
the limiting device is arranged on the chassis and used for clamping the over-radius workpiece;
the chassis slides along the guide rail, and the over-radius workpiece on the limiting device is installed on the cross beam steel pipe from one end of the supporting device.
Furthermore, the guide rail is provided with a positioning hole used for corresponding to the installation position on the beam steel pipe, the chassis is provided with a through hole, and when the chassis moves along the guide rail to the positioning hole corresponding to the through hole, a positioning pin penetrates through the through hole and the positioning hole to fix the chassis and the guide rail.
Furthermore, a positioning baffle is arranged at one end, far away from the supporting device, of the cross beam steel pipe, and the cross beam steel pipe is pushed to slide on the supporting device and the V-shaped block, so that one end of the cross beam steel pipe is abutted against the positioning baffle.
Further, pushing beam steel pipe adopts thrust unit, thrust unit includes:
the upper end of the supporting frame is provided with a threaded hole which is coaxial with the axis of the beam steel pipe;
the screw rod is in threaded connection with the threaded hole and used for pushing the beam steel pipe to slide;
and rotating the screw rod, wherein the screw rod moves spirally along the threaded hole and pushes the beam steel pipe to slide.
Furthermore, balls used for reducing friction force between the V-shaped block and the cross beam steel pipe are arranged on the inner wall of the V-shaped block.
The mounting method of the over-radius workpiece provided by the invention adopts the supporting device, and has the beneficial effects that: the supporting device is characterized in that firstly, one supporting device and two V-shaped blocks are arranged to support a beam steel pipe together, and the two V-shaped blocks are positioned on the same side of the supporting device; clamping and conveying the over-radius workpiece to one end, close to the supporting device, of the cross beam steel pipe by using an installing conveyor, and controlling the over-radius workpiece to be installed on the cross beam steel pipe from the end; and then pulling out the positioning structure, downwards rotating the second supporting block to enable the second supporting block to be far away from the first supporting block and to be abducted on the over-radius workpiece, continuously controlling the over-radius workpiece to pass through the first supporting block and the second supporting block by the mounting conveyor and reach a designated position, then turning the second supporting block back to the original position, fixing the second supporting block by using the positioning structure, enabling the first supporting block and the second supporting block to jointly support the beam steel pipe, and then fixing the over-radius workpiece on the beam steel pipe.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a supporting device according to an embodiment of the present invention;
FIG. 2 is a schematic view of a supporting device and a V-shaped block supporting beam steel pipe provided by the embodiment of the invention;
FIG. 3 is a schematic structural diagram of a supporting device, a mounting conveyor and a combined use of V-shaped blocks according to an embodiment of the invention;
FIG. 4 is a schematic view of a process for installing a work piece having a radius according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a V-block according to an embodiment of the present invention;
fig. 6 is a schematic view illustrating a chassis moving on a slide rail according to an embodiment of the present invention;
FIG. 7 is a schematic view of a setup conveyor holding over-radius workpieces according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of an installation transporter according to an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
1-a base; 2-a first support block; 21-a first inclined plane; 22-a hinge axis; 23-a ball bearing; 3-a second support block; 31-a second inclined surface; 4-a positioning structure; 41-operating handle; 5-V-shaped blocks; 6, installing a conveyor; 61-a guide rail; 62-a chassis; 63-a limiting device; 64-a locating pin; 65-bottom surface support positioning means; 66-transverse jacking devices; 67-longitudinal jacking means; 68-height pressing device; 7-beam steel pipe; 8-passing the radius workpiece; 9-a pushing device; 91-positioning the baffle; 92-a support frame; and 93-a screw rod.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and 2, a supporting device provided by the present invention will now be described. A supporting device comprises a base 1, a first supporting block 2, a second supporting block 3 and a positioning structure 4, wherein the first supporting block 2 is fixedly arranged on the base 1, and a first inclined surface 21 is arranged on one side of the first supporting block; the second supporting block 3 is arranged opposite to the first supporting block 2 and is hinged with the first supporting block 2, one side of the second supporting block 3 close to the first supporting block 2 is provided with a second inclined surface 31, and the second inclined surface 31 and the first inclined surface 21 form a V-shaped structure for accommodating the beam steel pipe 7; the second supporting block 3 rotates along the hinge shaft 22 to avoid the over-radius workpiece 8; the positioning structure 4 is located below the hinge shaft 22, and has one end passing through the first and second support blocks 2 and 3 for defining the position of the second support block 3.
Compared with the prior art, the supporting device provided by the invention uses the V-shaped structure formed by the first inclined surface 21 and the second inclined surface 31 and other supporting pieces to support the beam steel pipe 7, and the base 1 is arranged at one end of the beam steel pipe 7 and drives the over-radius workpiece 8 to be sleeved on the outer side surface of the beam steel pipe 7 from one end of the beam steel pipe 7 close to the supporting device, then the second supporting block 3 is driven to rotate downwards, so that the second supporting block 3 is far away from the first supporting block 2, the effect of abdicating the over-radius workpiece 8 is achieved, the over-radius workpiece 8 penetrates through the base 1 and the first supporting block 2 to reach the specified installation position, and through the mode, when the over-radius workpiece 8 is installed, the over-radius workpiece 8 can be avoided through the operation of simply rotating the second supporting block 3, so that the over-radius workpiece 8 can be installed at a specified position, and the difficulty of installing the over-radius workpiece 8 is reduced.
Other supporting members can realize three-point supporting of the beam steel pipe 7 by using at least two V-shaped blocks 5, i.e. a V-shaped structure formed by the first inclined surface 21 and the second inclined surface 31, and another two supporting members, locate the supporting device at one end of the beam steel pipe 7, the over-radius workpiece 8 can be conveyed to the end of the beam steel pipe 7 close to the supporting device by manual conveying or by a conveying machine (such as a crane) and the like, the over-radius workpiece 8 is installed on the beam steel pipe 7 from the end, since the V-shaped structure formed by the first inclined surface 21 and the second inclined surface 31 supports the beam steel pipe 7 at this time, the supporting device prevents the over-radius workpiece 8 from being installed at a designated position, so that the positioning structure 4 is loosened, the second supporting block 3 is rotated, the installation route of the over-radius workpiece 8 is avoided, and the over-radius workpiece 8 can pass through the first supporting block 2 and the second supporting block 3 and move to the designated position; then turn back to the second support block 3 and use the locating structure 4 to fix the second support block 3 and re-support the beam steel tube 7. The three supporting devices can be directly adopted to support the beam steel pipes 7 during installation, so that a plurality of over-radius workpieces 8 can be installed on the beam steel pipes 7 from two ends of the beam steel pipes 7 respectively, and the installation speed and the installation efficiency are higher.
Referring to fig. 1, as an embodiment of the supporting device provided by the present invention, balls 23 for reducing friction between the first inclined surface 21 and the beam steel pipe 7 and between the second inclined surface 31 and the beam steel pipe 7 are respectively disposed on the first inclined surface 21 and the second inclined surface 31, and the balls 23 are disposed so that when the beam steel pipe 7 is placed on the supporting device and position adjustment is performed, the beam steel pipe 7 can be simply and conveniently pushed to slide on the first inclined surface 21 and the second inclined surface 31, and the balls 23 roll to reduce friction received by the beam steel pipe 7. Mounting grooves may be provided on the first inclined surface 21 and the second inclined surface 31, and the ball 23 may be mounted in the mounting grooves.
Referring to fig. 1, as a specific embodiment of the supporting device provided by the present invention, the positioning structure 4 is a pin, a first connecting hole is disposed below the hinge shaft 22 on the first supporting block 2, a second connecting hole corresponding to the first connecting hole is disposed on the second supporting block 3, the pin passes through the first connecting hole and the second connecting hole to limit the position of the second supporting block 3, after the first inclined surface 21 and the second inclined surface 31 form a V-shaped structure, the first connecting hole corresponds to the second connecting hole, and the pin passes through the first connecting hole and the second connecting hole, the first connecting hole is disposed below the hinge shaft 22, and after the pin passes through the first connecting hole and the second connecting hole, the second supporting block 3 cannot rotate along the hinge shaft 22, so as to fix the second supporting block 3. When the second supporting block 3 needs to be rotated, the pin shaft is pulled out, and then the second supporting block 3 is rotated downwards, so that the second supporting block 3 avoids the installation path of the over-radius workpiece 8. The mode of adopting pin connection, the operation is comparatively simple convenient.
Referring to fig. 1, as a specific embodiment of the supporting device provided by the present invention, an operating handle 41 for inserting and pulling out the positioning structure 4 is disposed at one end of the positioning structure 4, and the operating handle 41 is disposed, so that a worker can directly hold the operating handle 41 to pull out or insert into the first connecting hole and the second connecting hole, and the operation is simpler. Can set up operating handle 41 and extend along the direction that deviates from first supporting block 2, the staff stands in one side of crossbeam steel pipe 7, can hand operating handle 41 control pin axle's position, and the staff can keep away from one section distance of passing through radius work piece 8 and crossbeam steel pipe 7, and the security is higher.
Referring to fig. 1 to 8, a method for mounting a through-radius workpiece according to the present invention will now be described. A method for mounting a work piece with a radius, the method comprising:
any one of the supporting devices and at least two V-shaped blocks 5 which are positioned on the same side of the supporting device, and a beam steel pipe 7 is placed on the supporting device and the V-shaped blocks 5;
clamping the over-radius workpiece 8 by using the mounting conveyor 6, and mounting the over-radius workpiece 8 onto the beam steel pipe 7 from one end of the supporting device;
pulling out the positioning structure 4, rotating the second supporting block 3, and yielding the second supporting block 3 to the over-radius workpiece 8;
the mounting conveyor 6 clamps the over-radius workpiece 8 to pass through the supporting device to a mounting position;
and rotating the second supporting block 3 to return to the original position, fixedly connecting the first supporting block 2 and the second supporting block 3 by using a positioning structure 4, and supporting the beam steel pipe 7.
Compared with the prior art, the mounting method of the over-radius workpiece provided by the embodiment of the invention adopts the supporting device, firstly, the supporting device and the two V-shaped blocks 5 are arranged to support the beam steel pipe 7 together, and the two V-shaped blocks 5 are positioned at the same side of the supporting device; clamping and conveying the over-radius workpiece 8 to one end, close to the supporting device, of the cross beam steel pipe 7 by using the mounting conveyor 6, and controlling the over-radius workpiece 8 to be mounted on the cross beam steel pipe 7 from the end; then the positioning structure 4 is pulled out, the second supporting block 3 is rotated downwards, the second supporting block 3 is far away from the first supporting block 2 and is arranged at the over-radius workpiece 8, the installation conveyor 6 continues to control the over-radius workpiece 8 to penetrate through the first supporting block 2 and the second supporting block 3 and reach a designated position, then the second supporting block 3 is rotated back to the original position, the positioning structure 4 is used for fixing the second supporting block 3, the first supporting block 2 and the second supporting block 3 jointly support the beam steel pipe 7, and then the over-radius workpiece 8 is fixed on the beam steel pipe 7.
Referring to fig. 3, 4, 6 to 8, as a specific embodiment of the method for installing the over-radius workpiece according to the present invention, the installation conveyor 6 includes a guide rail 61, a chassis 62 and a limiting device 63, wherein the guide rail 61 is disposed on one side of the support device and the V-shaped block 5; the chassis 62 is arranged on the guide rail 61 in a sliding manner; the limiting device 63 is arranged on the base plate 62 and used for clamping the radial workpiece 8; the chassis 62 slides along the guide rail 61, the over-radius workpiece 8 on the limiting device 63 is installed on the cross beam steel pipe 7 from one end of the supporting device, the guide rail 61 is laid on one side of the supporting device and the V-shaped block 5, the chassis 62 is arranged to slide on the guide rail 61, the limiting device 63 is fixed on the chassis 62, when the device is used, the over-radius workpiece 8 is fixed on the limiting device 63, the over-radius arc structure on the over-radius workpiece 8 corresponds to the cross beam steel pipe 7, then the chassis 62 and the limiting device 63 on the chassis 62 and the over-radius workpiece 8 slide along the guide rail 61, the over-radius workpiece 8 is sleeved on the cross beam steel pipe 7, and the device is installed at a specified position. Through this kind of mode, the staff can be more laborsaving, and accurately will cross the installation of radius work piece 8 to crossbeam steel pipe 7 on. One end of the guide rail 61 exceeds the supporting device, and the chassis 62, the limiting device 63 and the over-radius workpiece 8 are firstly installed at one end of the guide rail 61, so that the chassis 62 can be conveniently slid and the over-radius workpiece 8 can be conveniently transported to be installed on the cross beam steel pipe 7.
The mounting and transporting machine 6 fixes the workpiece in advance according to the standard principle of the over-radius workpiece 8 during the total assembly of the subsequent cross beam, positions and compresses the workpiece in the transverse direction, the longitudinal direction and the height direction, and a hole is machined in the mounting and transporting machine 6 and used for a positioning pin 64 jack in the total assembly of the subsequent cross beam. And secondly, the mounting conveyor 6 is also equivalent to a bracket of the over-radius workpiece 8, namely after the over-radius workpiece 8 is fixed on the mounting conveyor 6, the over-radius workpiece 8 and the mounting conveyor 6 are equivalent to a whole, and the whole is regarded as a 'module' in the whole subsequent beam overall process, moves on the guide rail 61, slides into the beam steel pipe 7 and reaches a specified position.
The limiting device 63 comprises a bottom surface supporting and positioning device 65, a transverse jacking device 66, a longitudinal jacking device 67 and a height pressing device 68 which are arranged on the chassis 62, wherein the bottom surface supporting and positioning device 65 is a plurality of supporting pieces arranged on the chassis 62; the transverse tightening device 66 is arranged on one side of the bottom surface supporting and positioning device 65 and comprises a supporting frame and a screw rod in threaded connection with the supporting frame, a pressing disc is arranged at the top end of the screw rod, and the screw rod is rotated to enable the pressing disc to press the over-radius workpiece 8. The longitudinal jacking device 67 and the transverse jacking device 66 have the same structure, are vertical to each other in the pressing direction and are positioned on one side of the bottom surface supporting and positioning device 65; the height pressing device 68 has the same structure as the transverse jacking device 66, is positioned above the bottom surface supporting and positioning device 65, and is used for downwards moving and pressing the over-radius workpiece 8; firstly, hoisting the over-radius workpiece 8 into the mounting and transporting machine 6, placing the bottom surface supporting and positioning device 65 in a tool, and pre-centering the over-radius workpiece 8; next, the position of the over-radius workpiece 8 in the lateral and longitudinal directions is fixed by using the lateral and longitudinal tightening devices 66 and 67 in the installation conveyor 6, and the height-adjusting device 68 is positioned in the height direction.
Referring to fig. 3, 4 and 6, as a specific embodiment of the installation method of the over-radius workpiece according to the present invention, the guide rail 61 is provided with a positioning hole corresponding to the installation position on the cross beam steel pipe 7, the chassis 62 is provided with a through hole, when the chassis 62 moves along the guide rail 61 until the positioning hole corresponds to the through hole, the chassis 62 and the guide rail 61 are fixed by passing the positioning pin 64 through the through hole and the positioning hole, after the installation conveyor 6 clamps the over-radius workpiece 8 to the specified installation position, the through hole corresponds to the positioning hole, and then the installation conveyor 6 is positioned at one side of the specified installation position by passing the positioning pin 64 through the through hole and the positioning hole, so as to facilitate the fixed installation of the over-radius workpiece 8 on the cross beam steel.
Referring to fig. 1 and 2, as a specific embodiment of the installation method of the over-radius workpiece provided by the present invention, a positioning baffle 91 is disposed at one end of the cross beam steel pipe 7 away from the supporting device, the cross beam steel pipe 7 is pushed to slide on the supporting device and the V-shaped block 5, so that one end of the cross beam steel pipe 7 abuts against the positioning baffle 91, the positioning baffle 91 is disposed, and after the cross beam steel pipe 7 is installed on the supporting device and the V-shaped block 5, the cross beam steel pipe 7 is pushed to slide on the supporting device and the V-shaped block 5, so that one end of the cross beam steel pipe 7 abuts against the positioning baffle 91, thereby achieving the purpose of limiting the position of the cross beam steel pipe 7, and facilitating the over-radius workpiece 8 to be accurately installed at the designated position of. The positioning baffle 91 is positioned at one end of the beam steel pipe 7 far away from the supporting device, and prevents interference of the over-radius workpiece 8 sleeved on the beam steel pipe 7.
Referring to fig. 2 to 4, as a specific embodiment of the method for installing the over-radius workpiece according to the present invention, the pushing device 9 is adopted to push the cross beam steel pipe 7, the pushing device 9 includes a supporting frame 92 and a screw rod 93, and the upper end of the supporting frame 92 is provided with a threaded hole for being coaxial with the axis of the cross beam steel pipe 7; the screw rod 93 is in threaded connection with the threaded hole and is used for pushing the beam steel pipe 7 to slide; the screw rod 93 is rotated, the screw rod 93 spirally moves along the threaded hole, the cross beam steel pipe 7 is pushed to slide, after the positioning baffle 91 is arranged at one end, far away from the supporting device, of the cross beam steel pipe 7, a worker carries the support frame 92 to one end, close to the supporting device, of the cross beam steel pipe 7, the support frame 92 corresponds to the positioning baffle 91, then the screw rod 93 is rotated, the screw rod 93 spirally moves along the threaded hole, the cross beam steel pipe 7 is pushed to slide on the supporting device and the V-shaped block 5, until one end, far away from the supporting device, of the cross beam steel pipe 7 abuts against the positioning baffle 91, and finally the support frame 92 is. The support frame 92 and the screw 93 are light in weight and convenient to move.
Referring to fig. 2 to 5, as a specific embodiment of the installation method of the over-radius workpiece according to the present invention, the inner wall of the V-shaped block 5 is provided with a ball 23 for reducing a friction force between the V-shaped block 5 and the cross beam steel pipe 7, the V-shaped block 5 is provided with the ball 23, so that the cross beam steel pipe 7 can be adjusted in position after being placed on the V-shaped block 5, and since the ball 23 rolls to reduce the friction force applied to the cross beam steel pipe 7, the cross beam steel pipe 7 can be simply pushed to slide along the side wall of the V-shaped block 5, the V-shaped block 5 can be provided with an installation groove, and the universal ball 23 can be installed in the installation groove.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. Support device, its characterized in that includes:
a base;
the first supporting block is fixedly arranged on the base, and a first inclined surface is arranged on one side of the first supporting block;
the second supporting block is opposite to the first supporting block and is hinged with the first supporting block, one side of the second supporting block, which is close to the first supporting block, is provided with a second inclined surface, and the second inclined surface and the first inclined surface form a V-shaped structure for containing a beam steel pipe; the second supporting block rotates along the hinged shaft to avoid the over-radius workpiece;
and the positioning structure is positioned below the hinged shaft, and one end of the positioning structure penetrates through the first supporting block and the second supporting block to limit the position of the second supporting block.
2. The supporting device as claimed in claim 1, wherein the first inclined surface and the second inclined surface are provided with balls for reducing friction between the first inclined surface and the beam steel pipe and the second inclined surface.
3. The supporting device as claimed in claim 2, wherein the positioning structure is a pin, a first connecting hole is formed in the first supporting block below the hinge shaft, a second connecting hole corresponding to the first connecting hole is formed in the second supporting block, and the position of the second supporting block is defined by the pin passing through the first connecting hole and the second connecting hole.
4. The support device as claimed in claim 3, wherein one end of the positioning structure is provided with an operating handle for inserting and extracting the positioning structure.
5. A method of installing an over-radius workpiece, comprising:
the support device of any one of claims 1-4;
at least two V-shaped blocks which are positioned on the same side of the supporting device, and a beam steel pipe is placed on the supporting device and the V-shaped blocks;
clamping the over-radius workpiece by using an installing conveyor, and installing the over-radius workpiece on the beam steel pipe from one end of the supporting device;
taking down the positioning structure, rotating the second supporting block, and yielding the second supporting block to pass through a radius workpiece;
the mounting conveyor clamps the over-radius workpiece through the support device to a mounting position;
and rotating the second supporting block to return to the original position, fixedly connecting the first supporting block and the second supporting block by using the positioning structure, and supporting the beam steel pipe.
6. The method of installing a over-radius workpiece as recited in claim 5, wherein the installation conveyor comprises:
the guide rail is arranged on one side of the support device and one side of the V-shaped block;
the chassis is arranged on the guide rail in a sliding manner;
the limiting device is arranged on the chassis and used for clamping the over-radius workpiece;
the chassis slides along the guide rail, and the over-radius workpiece on the limiting device is installed on the cross beam steel pipe from one end of the supporting device.
7. The method for mounting a over-radius workpiece according to claim 6, wherein the guide rail is provided with a positioning hole corresponding to a mounting position on the beam steel tube, the chassis is provided with a through hole, and when the chassis moves along the guide rail until the positioning hole corresponds to the through hole, a positioning pin is used to pass through the through hole and the positioning hole to fix the chassis and the guide rail.
8. The method for installing the over-radius workpiece according to claim 5, wherein a positioning baffle is arranged at one end of the cross beam steel pipe away from the supporting device, and one end of the cross beam steel pipe is pressed against the positioning baffle by pushing the cross beam steel pipe to slide on the supporting device and the V-shaped block.
9. The method of claim 8, wherein pushing the beam tube uses a pushing device comprising:
the upper end of the supporting frame is provided with a threaded hole which is coaxial with the axis of the beam steel pipe;
the screw rod is in threaded connection with the threaded hole and used for pushing the beam steel pipe to slide;
and rotating the screw rod, wherein the screw rod moves spirally along the threaded hole and pushes the beam steel pipe to slide.
10. The method for installing the over-radius workpiece according to claim 5, wherein balls for reducing friction between the V-shaped block and the cross beam steel pipe are arranged on the inner wall of the V-shaped block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910611056.3A CN112192483B (en) | 2019-07-08 | 2019-07-08 | Method for mounting over-radius workpiece |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910611056.3A CN112192483B (en) | 2019-07-08 | 2019-07-08 | Method for mounting over-radius workpiece |
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| CN112192483A true CN112192483A (en) | 2021-01-08 |
| CN112192483B CN112192483B (en) | 2022-02-01 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU1808598C (en) * | 1990-11-20 | 1993-04-15 | Организация "Гермес" | Process of assembly of welded edges of shells |
| CN203484469U (en) * | 2013-10-21 | 2014-03-19 | 山东沃丰格瑞管业有限公司 | Bracket for rolling groove in pipeline nozzle |
| CN203621716U (en) * | 2013-12-05 | 2014-06-04 | 武汉一冶钢结构有限责任公司 | H-shaped steel welding jig frame |
| CN204867979U (en) * | 2015-06-17 | 2015-12-16 | 沈阳飞机工业（集团）有限公司 | Pipe positioning mechanism |
| CN206405658U (en) * | 2017-01-19 | 2017-08-15 | 潍坊鑫安金具有限公司 | A kind of strain clamp welder |
| CN206937157U (en) * | 2017-06-20 | 2018-01-30 | 浙江吉润汽车有限公司 | Steering column packaging device and steering column assembly line |
| CN109807386A (en) * | 2019-04-04 | 2019-05-28 | 中建八局第一建设有限公司 | A kind of cutter device for large size caliber |
| CN109848735A (en) * | 2019-04-15 | 2019-06-07 | 苏州健雄职业技术学院 | A kind of longaxones parts aligning-type Quick-clamped processing unit (plant) and its working method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU1808598C (en) * | 1990-11-20 | 1993-04-15 | Организация "Гермес" | Process of assembly of welded edges of shells |
| CN203484469U (en) * | 2013-10-21 | 2014-03-19 | 山东沃丰格瑞管业有限公司 | Bracket for rolling groove in pipeline nozzle |
| CN203621716U (en) * | 2013-12-05 | 2014-06-04 | 武汉一冶钢结构有限责任公司 | H-shaped steel welding jig frame |
| CN204867979U (en) * | 2015-06-17 | 2015-12-16 | 沈阳飞机工业（集团）有限公司 | Pipe positioning mechanism |
| CN206405658U (en) * | 2017-01-19 | 2017-08-15 | 潍坊鑫安金具有限公司 | A kind of strain clamp welder |
| CN206937157U (en) * | 2017-06-20 | 2018-01-30 | 浙江吉润汽车有限公司 | Steering column packaging device and steering column assembly line |
| CN109807386A (en) * | 2019-04-04 | 2019-05-28 | 中建八局第一建设有限公司 | A kind of cutter device for large size caliber |
| CN109848735A (en) * | 2019-04-15 | 2019-06-07 | 苏州健雄职业技术学院 | A kind of longaxones parts aligning-type Quick-clamped processing unit (plant) and its working method |
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| CN112192483B (en) | 2022-02-01 |
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