JP2021008360A - Reversing device used for machining large steel frame structure - Google Patents

Abstract

To provide a reversing device used for machining a large steel frame structure.SOLUTION: This reversing device include a center shaft, and is configured not to operate integrally with a connection plate and a suspension strap but to pinch both surfaces. With the pinched surface of one side as a rotational center, the steel frame structure can be stably held and fixed no matter how large it is, the stability of the steel frame structure and machining safety are ensured during a reversing process, the idling track of a reversing motive force is prolonged by changing the position of an abutment between a reversing configuration and a reversing force source, the reversing angle of the steel frame structure can be adjusted each time, the reversing configuration is controlled by using a sewing needle type rotary switch, the reversing angle can be specifically and accurately preset, and compared with a conventional reversing method, the reversing angle can be more accurately adjusted, and the reversing process is safer and more convenient.SELECTED DRAWING: Figure 1

Description

The present invention is related to the field of steel structure processing technology, and is specifically a reversing device used for processing and manufacturing a large steel structure.

In the process of processing a large steel structure, it is necessary to invert the steel structure many times in all processes such as assembly, inspection, and painting. The conventional method of reversing the steel structure is to weld multiple connecting plates with the steel structure, connect the connecting plate and the hook with a wire rope, and determine the eccentric angle between the connecting plate and the steel structure and the center of gravity of the steel structure. The change is used to invert the steel structure. This method is applied to medium and small steel structures, but not so much to large steel structures, and large steel structures have a large gravity and are inconvenient to adjust, so control It is also unstable, difficult to control, and there is a safety risk, and the inversion angle of the steel structure is not measured, which affects the processing efficiency. Therefore, the present invention has an inversion of 360 degrees or an inversion of a constant angle. Can be done.

Chinese Patent Application Publication No. 1088379886

Technical issues:
The method of assisting the reversal of the steel structure for the convenience of the eccentric angle between the connecting plate and the steel structure and the center of gravity of the steel structure does not apply to the reversal of the large steel structure, and the large steel structure has a large gravity. It is inconvenient to adjust, difficult to control and there are safety risks.

In order to solve the above problems, the embodiment of the present invention designed a reversing device used for processing and manufacturing a large steel structure. The reversing device used for processing and manufacturing the large steel structure according to the embodiment of the present invention includes a central axis, and the left and right columns are connected to the left and right ends of the central axis so as to be rotatable, respectively. An adjustment space is installed in the center shaft, a concave groove opened to the right is formed in the central axis, and a reversing device that provides power for reversing is installed in the concave groove. A preset device capable of presetting the inversion angle of the steel structure is installed in the adjustment space, and the preset device has a semi-circular track groove formed so as to communicate with the inner wall on the left side of the adjustment space and the inside of the track groove. The position of the position-restricted slide block in the track groove is adjusted by the position-restricted slide block connected so as to be slidable to, interfere with the rotation trajectory of the reversing device, and the reversing angle within 360 degrees. An indicator groove opened to the left is formed on the left side of the adjustment space, and a selection switch for adjusting the angle according to an instruction is installed in the instruction groove, and the selection switch is the instruction groove. The angle is adjusted by a transmission shaft connected so as to be able to rotate with, a rotating disk installed on the transmission axis and located in the adjustment space, and a hinge connection between the rotating disk and the preset device. A one-way coupling located in the indicator groove is installed on the transmission shaft, a transmission space is installed in the left column, and a fixing device for sandwiching a steel structure is installed in the transmission space. When installed, the fixing device can fix various steel structures by utilizing the contact between the two apex of the contact column of the contact claw by the contact claw that contacts the steel structure.

Preferably, the right-angled support rod is symmetrically and rotatably connected to the right end surface of the right column and the left end surface of the left column, and the base is fixedly connected to the lower end of the right-angle support rod. There is.

The reversing device includes a concave groove formed in the central shaft and opened to the right, a reversing motor is fixedly connected in the concave groove, and the adjusting space is on the right side of the reversing motor. A drive shaft that is rotatably connected to the inner wall on the left side of the vehicle is connected so as to be transmitted, and a thumb wheel that can come into contact with the position-restricted slide block is installed on the drive shaft.

The preset device includes a fixed rod fixedly connected in the adjustment space, and the fixed rod is provided with a lever connected to the right end surface of the turntable by a hinge, and the left and right levers are installed in the lever. A slide groove is formed that communicates with the fixed rod and is connected so as to be slidable with the fixed rod, an adjustment groove that communicates with the lever to the left and right is formed, and the adjustment groove and the slide are formed on the right side of the position limiting slide block. Fixing pins that are connected so that they can be installed are installed.

The selection switch includes a disk attached to the inner wall of the indicator groove and having a number, a knob located outside the indicator groove is installed at the left end of the transmission shaft, and the knob has an arrow.

The one-way coupling includes an interlocking tub that is fixedly connected to the inner wall of the indicator groove, an interlocking space is installed in the interlocking tub, and eight slope stop blocks are annular in the interlocking space. A rotary wheel located in the interlocking space is installed on the transmission shaft, and a telescopic groove opened upward is formed in the rotary wheel, and the telescopic groove is formed in the telescopic groove. The telescopic block that can come into contact with the slope stop block is connected so as to be slidable, and a resistance spring is connected between the telescopic block and the telescopic groove.

The fixing device includes an elevating groove formed on the left end surface of the right strut, and is installed so that a slide rail communicates with the right inner wall of the transmission space, and is synchronized between the slide rail and the elevating groove. The rods are connected so that they can slide, and at the lower end of the synchronous rod, two hook rods that are connected so that they can rotate with the contact claws are arranged, and the screws are connected so that they can rotate in the transmission space. An elevating block fixedly connected to the synchronous rod is connected to the screw by a screw thread, and an elevating motor fitted in the inner wall of the apex of the transmission space is connected to the upper end of the screw so as to be transmitted. Has been done.

The beneficial effect of the present invention is: In the present invention, the configuration that operates together with the connecting plate and the hanging string is abandoned, a configuration that is sandwiched on both sides is used, and the sandwiching surface on one side thereof is the center of rotation. Even if it is only large, it can be stably pinched and fixed, the stability of the steel structure is guaranteed in the process of reversing, the safety of processing is also guaranteed, and the position of the contact part between the reversing configuration and the reversing power source. By changing the above, the idling trajectory of the reversing power becomes longer, and the present invention can adjust the reversing angle of the steel structure every time, and the reversing configuration is controlled by using the sewing needle type rotation switch to make the reversing angle concrete. It can be preset accurately, and compared to the traditional inversion method, the present invention can adjust the inversion angle more accurately, and the inversion process is safer and more convenient.

In order to explain in more detail the examples of the present invention or the technical ideas in the existing technology, the following is a brief introduction to the drawings necessary to explain the examples or the existing technology, and as is clear. , The following drawings are merely examples of a part of the present invention, and those skilled in the art can obtain other drawings based on these drawings without paying creative labor. The invention of the present application will be described in detail with reference to FIGS. 1 to 4 below, and in order to provide convenience in the explanation, the directions appearing in the following sentence are defined as follows: FIG. 1 is a front view of the invention of the present application, and later The directions of up, down, left, right, front and back described in the sentence coincide with the directions of up, down, left, right, front and back of the self-projection relationship in FIG.

FIG. 1 is a schematic diagram of the overall configuration of a reversing device used for processing and manufacturing a large steel structure of the present invention. FIG. 2 is a schematic configuration diagram in the “AA” direction in FIG. FIG. 3 is a schematic configuration diagram in the “BB” direction in FIG. FIG. 4 is a schematic configuration diagram in the “CC” direction in FIG.

The present invention relates to a reversing device used for processing and manufacturing a large steel structure, and is mainly used in a large steel structure processing reversing process. Further, the present invention will be described below with reference to the drawings of the present invention.

The reversing device used for processing and manufacturing the large steel structure described in the present invention includes the central shaft 25, and the left strut 32 and the right strut 11 are connected to the left and right ends of the central shaft 25 so as to be rotatable, respectively. An adjustment space 12 is installed in the right support column 11, a concave groove 24 opened to the right is formed in the central shaft 25, and power is provided for reversing in the concave groove 24. A reversing device 901 is installed, and a preset device 902 capable of presetting the reversing angle of the steel structure is installed in the adjusting space 12, and the preset device 902 is formed so as to communicate with the left inner wall of the adjusting space 12. The position of the position-restricting slide block 39 in the track groove 19 is adjusted by the semi-circular track groove 19 and the position-restricting slide block 39 connected so as to slide in the track groove 19. The rotation trajectory of the reversing device 901 is interfered with, and the reversing angle can be adjusted within 360 degrees. An instruction groove 40 opened to the left is formed on the left side of the adjustment space 12, and the instruction groove 40 is formed. A selection switch 903 that adjusts the angle according to an instruction is installed inside, and the selection switch 903 is installed in a transmission shaft 14 that is rotatably connected to the instruction groove 40 and is installed in the transmission shaft 14, and the adjustment space. The angle is adjusted by connecting the rotating disk 13 located in the rotating disk 13 and the rotating disk 13 and the preset device 902 by a hinge, and the transmission shaft 14 has a one-way cup located in the indicating groove 40. A ring 904 is installed, a transmission space 31 is installed in the left support column 32, a fixing device 905 for sandwiching the steel frame structure is installed in the transmission space 31, and the fixing device 905 corresponds to the steel frame structure. By the contacting claw 35, various steel structures can be fixed by utilizing the contact between the two apex of the contact column of the contacting claw 35.

As an advantage, a right-angled support rod 27 is symmetrically and rotatably connected to the right end surface of the right column 11 and the left end surface of the left column 32, and the length of the right-angle support rod 27 is the right. Since it is larger than the length of the support column 11, it is possible to provide a sufficient turning space for the steel frame structure, and the base 26 is fixedly connected to the lower end of the right-angled support rod 27.

The reversing device 901 will be described in detail below by way of examples. The reversing device 901 includes a concave groove 24 formed in the central shaft 25 and opened to the right, and a reversing motor 23 is fixedly connected in the concave groove 24, and the reversing motor 23 On the right side, a drive shaft 22 that is rotatably connected to the left inner wall of the adjustment space 12 is connected so as to be able to transmit, and a thumb wheel 21 that can abut the position limiting slide block 39 is installed on the drive shaft 22. Then, the right strut 11 is pushed and moved by utilizing the contact relationship between the position limiting slide block 39 and the thumb wheel 21, and is rotated along the central axis 25 to perform the reversing operation.

The preset device 902 will be described in detail below by way of examples. The preset device 902 includes a fixed rod 16 that is fixedly connected to the adjustment space 12, and the fixed rod 16 is provided with a lever 15 that is hingedly connected to the right end surface of the turntable 13. A slide groove 17 is formed in the lever 15 and is connected to the fixed rod 16 so as to be slidable to the left and right, and an adjustment groove 18 is formed in the lever 15 to be connected to the left and right so as to limit the position. A fixing pin 20 connected to the adjusting groove 18 so as to be slidable is installed on the right side of the slide block 39.

The selection switch 903 will be described in detail below by way of examples. The selection switch 903 includes a disk 42 installed on the inner wall of the indicator groove 40 and having a number, and a knob 37 located outside the indicator groove 40 is installed at the left end of the transmission shaft 14, and the knob 37 is provided with a knob 37. Has an arrow 41, and determines the inversion angle set by the number of the disk 42 pointed to by the arrow 41.

The unidirectional coupling 904 will be described in detail below according to an embodiment, and the unidirectional coupling 904 includes an interlocking tub 47 which is fixedly connected to the inner wall of the indicator groove 40, and the interlocking tub 47 includes an interlocking tub 47. An interlocking space 49 is installed, eight slope stop blocks 48 are arranged so as to exhibit an annular shape in the interlocking space 49, and a rotating wheel 43 located in the interlocking space 49 is installed on the transmission shaft 14. A telescopic groove 44 that opens upward is formed in the rotary wheel 43, and a telescopic block 46 that can come into contact with the slope stop block 48 is slidably connected in the telescopic groove 44. A resistance spring 45 is connected between the telescopic block 46 and the telescopic groove 44, and the contact surface between the telescopic block 46 and the slope stop block 48 is an inclined surface or a vertical surface. Change the rotation limit of 43.

The fixing device 905 will be described in detail below by way of examples. The fixing device 905 includes an elevating groove 38 formed on the left end surface of the right support column 11, and is installed on the right inner wall of the transmission space 31 so that a slide rail 29 communicates with the slide rail 29 and the elevating groove. The synchronous rod 34 is connected to the synchronous rod 34 so as to be slidable, and two hook rods 36 connected to the contact claw 35 so as to be rotatable are arranged at the lower end of the synchronous rod 34, and the transmission space is described. A screw 28 is connected to the screw 28 so as to be rotatable, an elevating block 30 fixedly connected to the synchronous rod 34 is connected to the screw 28 by a screw thread, and the transmission is connected to the upper end of the screw 28. The elevating motor 33 fitted in the inner wall of the apex of the space 31 is connected so as to be transmitted, and the steel structure is fixed by the vertical slide of the synchronous rod 34 and the contact of the contact claw 35.

The steps of using the reversing device used for processing and manufacturing the large steel structure of the present invention will be described in detail with reference to FIGS. 1 to 4 below.

When fixing the steel structure, the large steel structure is sent to the upper side of the central shaft 25 to operate the elevating motor 33, and the elevating block 30 moves downward due to the rotation by the screw thread of the screw 28 and the limitation of the inner wall of the transmission space 31. Then, the abutting claw 35 is pushed and moved by the synchronous rod 34, the abutting claw 35 moves downward and finally abuts on the steel frame structure, and the steel frame is utilized by sandwiching the central shaft 25 and the abutting claw 35 on both sides. The structure is fixed and the elevating motor 33 is stopped.

When reversing, in response to the demand for machining angle, the knob 37 is driven forward, the rotating disk 13 and the rotating wheel 43 are rotated by the transmission shaft 14, and the telescopic block 46 and the slope stop block 48 on the rotating wheel 43 are used. Is a contact by a slope, the telescopic block 46 is pushed and moved into the telescopic groove 44, and the restriction on the rotation of the rotating wheel 43 is released by the above step. At this time, the rotating disk 13 pulls and moves the lever 15. Rotated along the fixed rod 16, power is sequentially transmitted to the inner wall of the adjusting groove 18 and the fixing pin 20, pulling the position limiting slide block 39 and sliding it along the track groove 19 to adjust the position and reverse. The motor 23 is operated, the thumb wheel 21 is rotated by the drive shaft 22, and after the thumb wheel 21 and the position limiting slide block 39 come into contact with each other, the power is transmitted to the fixing pin 20 and the inner wall of the adjusting groove 18, and the lever. 15 is rotated along the direction of the fixed rod 16 and the turntable 13 is rotated backward. At this time, the turntable 13 rotates the transmission shaft 14 backward, and the telescopic block 46 and the slope stop block 48 are vertical. The contact is made by a surface, and the interlocking tub 47 is fixed to the inner wall of the indicator groove 40 so that the right column 11 is inverted and the steel structure is also inverted.

When the position limiting slide block 39 is located at the foremost end of the raceway groove 19, the idling orbit of the thumb wheel 21 is a semicircle. At this time, the right column 11 is semicircularly inverted by the above step, and the position limiting slide block 39 As the thumb wheel 21 moves backward, the idling trajectory of the thumb wheel 21 becomes longer, and the angle at which the right strut 11 is driven and rotated becomes smaller and smaller, and the specific value of the angle is the scale of the disk 42 pointed to by the arrow 41. You can see by.

The beneficial effect of the present invention is: In the present invention, the configuration that operates together with the connecting plate and the hanging string is abandoned, a configuration that is sandwiched on both sides is used, and the sandwiching surface on one side thereof is the center of rotation. Even if it is only large, it can be stably pinched and fixed, the stability of the steel structure is guaranteed in the process of reversing, the safety of processing is also guaranteed, and the position of the contact part between the reversing configuration and the reversing power source. By changing the above, the idling trajectory of the reversing power becomes longer, and the present invention can adjust the reversing angle of the steel structure every time, and the reversing configuration is controlled by using the sewing needle type rotation switch to make the reversing angle concrete. It can be preset accurately, and compared to the traditional inversion method, the present invention can adjust the inversion angle more accurately, and the inversion process is safer and more convenient.

By the above method, those skilled in the art can make various changes based on the operation mode within the scope of the present invention.

Claims (7)

Including the central axis
The left and right columns are connected to the left and right ends of the central axis so that they can rotate, an adjustment space is installed in the right column, and a concave groove opened to the right is provided in the central axis. A reversing device that is formed and provides power for reversing is installed in the concave groove, and a preset device that can preset the reversing angle of the steel frame structure is installed in the adjusting space.
The preset device is formed in the raceway groove by a semicircular raceway groove formed so as to communicate with the left inner wall of the adjustment space and a position-restricted slide block connected so as to slide in the raceway groove. By adjusting the position of the position limiting slide block and interfering with the rotation trajectory of the reversing device, the reversing angle can be adjusted within 360 degrees.
An indicator groove opened to the left is formed on the left side of the adjustment space, and a selection switch for adjusting the angle according to an instruction is installed in the instruction groove, and the selection switch is connected to the instruction groove so as to be rotatable. The angle is adjusted by the transmission shaft, the rotary plate installed on the transmission shaft and located in the adjustment space, and the hinge connection between the rotary plate and the preset device, and the transmission shaft has A one-way coupling located in the indicator groove is installed
A transmission space is installed in the left column, a fixing device for sandwiching the steel frame structure is installed in the transmission space, and the fixing device is provided with a contact claw that abuts on the steel frame structure. A reversing device used for processing and manufacturing large steel structures, which is characterized in that various steel structures can be fixed by utilizing the contact between two apex of the contact column. A right-angled support rod is symmetrically and rotatably connected to the right end surface of the right column and the left end surface of the left column, and a base is fixedly connected to the lower end of the right-angle support rod. A reversing device used for processing and manufacturing a large steel structure according to claim 1. The reversing device includes a concave groove formed in the central shaft and opened to the right, a reversing motor is fixedly connected in the concave groove, and the adjusting space is on the right side of the reversing motor. The drive shaft which is rotatably connected to the left inner wall of the above is connected so as to be transmitted, and the drive shaft is provided with a thumb wheel which can come into contact with the position limiting slide block. A reversing device used for processing and manufacturing a large steel structure described in 1. The preset device includes a fixed rod fixedly connected in the adjustment space, and the fixed rod is provided with a lever connected to the right end surface of the turntable by a hinge, and the left and right levers are installed in the lever. A slide groove is formed which is connected to the fixed rod so as to be slidable with the fixed rod, an adjusting groove which is connected to the left and right is formed in the lever, and the adjusting groove and the slide are formed on the right side of the position limiting slide block. The reversing device used for processing and manufacturing a large steel structure according to claim 1, wherein a fixing pin to be connected so as to be installed is installed. The selection switch includes a disk attached to the inner wall of the indicator groove and having a number, a knob located outside the indicator groove is installed at the left end of the transmission shaft, and the knob has an arrow. The reversing device used for processing and manufacturing the large steel frame structure according to claim 1. The one-way coupling includes an interlocking tub that is fixedly connected to the inner wall of the indicator groove, an interlocking space is installed in the interlocking tub, and eight slope stop blocks are annular in the interlocking space. A rotary wheel located in the interlocking space is installed on the transmission shaft, and a telescopic groove opened upward is formed in the rotary wheel, and the telescopic groove is formed in the telescopic groove. The large size according to claim 5, wherein the telescopic block that can come into contact with the slope stop block is connected so as to be slidable, and a resistance spring is connected between the telescopic block and the telescopic groove. A reversing device used for processing and manufacturing steel structures. The fixing device includes an elevating groove formed on the left end surface of the right strut, and is installed so that a slide rail communicates with the right inner wall of the transmission space, and is synchronized between the slide rail and the elevating groove. The rods are connected so that they can slide, and at the lower end of the synchronous rod, two hook rods that are connected so that they can rotate with the contact claws are arranged, and the screws are connected so that they can rotate in the transmission space. An elevating block fixedly connected to the synchronous rod is connected to the screw by a screw thread, and an elevating motor fitted in the inner wall of the apex of the transmission space is connected to the upper end of the screw so as to be transmitted. The reversing device used for processing and manufacturing a large steel structure according to claim 1, wherein the reversing device is used.

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