CN112643131A - Steel pipe cutting device for civil engineering machining - Google Patents
Steel pipe cutting device for civil engineering machining Download PDFInfo
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- CN112643131A CN112643131A CN202011288036.6A CN202011288036A CN112643131A CN 112643131 A CN112643131 A CN 112643131A CN 202011288036 A CN202011288036 A CN 202011288036A CN 112643131 A CN112643131 A CN 112643131A
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- 238000005520 cutting process Methods 0.000 title claims abstract description 82
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 58
- 239000010959 steel Substances 0.000 title claims abstract description 58
- 238000003754 machining Methods 0.000 title claims description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000012545 processing Methods 0.000 claims abstract description 3
- 230000003028 elevating effect Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 7
- 238000009434 installation Methods 0.000 claims 2
- 238000010276 construction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000013439 planning Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D51/00—Sawing machines or sawing devices working with straight blades, characterised only by constructional features of particular parts; Carrying or attaching means for tools, covered by this subclass, which are connected to a carrier at both ends
- B23D51/04—Sawing machines or sawing devices working with straight blades, characterised only by constructional features of particular parts; Carrying or attaching means for tools, covered by this subclass, which are connected to a carrier at both ends of devices for feeding, positioning, clamping, or rotating work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
- B23D33/02—Arrangements for holding, guiding, and/or feeding work during the operation
- B23D33/04—Arrangements for holding, guiding, and/or feeding work during the operation for making circular cuts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
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- Mechanical Engineering (AREA)
- Sawing (AREA)
Abstract
The invention is suitable for the field of civil engineering machinery equipment, and provides a steel pipe cutting device for civil engineering machinery processing, which comprises: the support base is installed at the bottom of the bottom plate, first support tables are installed on two sides above the bottom plate, first support columns are installed at the tops of the first support tables, and a rotary cutting mechanism is installed between the first support columns; the device is characterized in that a lifting mechanism is arranged right below the middle of the rotary cutting mechanism above the bottom plate, a placing plate is arranged at the top of the lifting mechanism, mounting blocks are arranged at two ends of the placing plate, a first fixing ring is arranged at the top of each mounting block, the rotary cutting mechanism is refitted, the rotary cutting blade is driven to perform reciprocating swing type cutting work through mutual matching between connecting rods, multidirectional and repeated cutting can be performed on the same position, the cutting is complete, the cutting surface is smooth, the lifting mechanism is added at the same time, the height of the steel pipe can be gradually adjusted when the cutting work is performed, and the steel pipe can be completely cut.
Description
Technical Field
The invention belongs to the field of civil and mechanical equipment, and particularly relates to a steel pipe cutting device for civil and mechanical processing.
Background
So-called civil engineering. It refers to the planning, construction and maintenance of all the infrastructures related to water, soil and culture. Current general civil work projects include: road, water affair, canal affair, flood control project and traffic, etc. In the past, all civil engineering projects for non-military use are classified into this category, but with the increasingly wide engineering science, many contents originally belonging to the civil engineering range are already independent and independent.
Civil engineering is a general term for scientific technology for building various land engineering facilities. It refers to both the materials, equipment used and the technical activities carried out such as surveying, designing, construction, maintenance, repair, etc., as well as the objects of engineering construction. I.e. various engineering facilities such as houses, roads, railways, pipelines, tunnels, bridges, canals, dams, ports, power stations, airports, ocean platforms, water supply and drainage and protection projects, which are built on or under the ground, on land and directly or indirectly serve human life, production, military affairs and scientific research. The civil engineering refers to engineering entities for surveying, planning, designing, constructing, installing and maintaining various technical works and the like of newly-built, reconstructed or expanded buildings, structures, related supporting facilities and the like of various projects except house buildings.
In the process of civil construction, often need cut the adjustment to required steel pipe, adjust the length of steel pipe, or change the structure of steel pipe, work environment different with this adaptation, and current steel pipe cutting device is when cutting the steel pipe, the cutting progress is slow, and one-way moving cutting machine is difficult to process the cutting face of steel pipe and levels, very big inconvenience is brought for subsequent work very easily, simultaneously, the same kind of cutting device is difficult to the steel pipe of the multiple specification of adaptation, cutting device's operating range is limited, and the position of steel pipe can't be adjusted, lead to there being the unable cutting of the steel pipe of partial big specification complete.
Disclosure of Invention
The invention aims to provide a steel pipe cutting device for soil and timber machining, and aims to solve the problems that in the process of civil construction, a required steel pipe is required to be cut and adjusted frequently to adjust the length of the steel pipe or change the structure of the steel pipe so as to adapt to different working environments, the existing steel pipe cutting device is slow in cutting progress when the steel pipe is cut, a cutting machine which runs in a single direction is difficult to machine and smooth the cutting surface of the steel pipe, great inconvenience is easily brought to subsequent work, meanwhile, the same type of cutting device is difficult to adapt to steel pipes of various specifications, the running range of the cutting device is limited, the positions of the steel pipes cannot be adjusted, and a part of large-size steel pipes cannot be completely cut.
The embodiment of the present invention is achieved as described above, and a steel pipe cutting apparatus for civil engineering machining includes: the support base is installed at the bottom of the bottom plate, first support tables are installed on two sides above the bottom plate, first support columns are installed at the tops of the first support tables, and a rotary cutting mechanism is installed between the first support columns; the improved rotary cutting machine is characterized in that a lifting mechanism is arranged below the middle of the rotary cutting mechanism above the bottom plate, a placing plate is arranged at the top of the lifting mechanism, mounting blocks are arranged at two ends of the placing plate, a first fixing ring is arranged at the top of the mounting blocks, a second fixing ring is arranged above the first fixing ring, a connecting plate is arranged on the side portion of the first fixing ring and the side portion of the second fixing ring, a connecting port is formed in the connecting plate, threaded nails are arranged inside the connecting port, nuts are arranged on the threaded nails in a matched mode, and a steel pipe is clamped between the first fixing ring and the second.
Preferably, the rotary cutting mechanism comprises a first motor, the first motor is fixedly mounted at the top end of the first support column, a first connecting rod is mounted on the first motor, a second connecting rod is hinged to the other end of the first connecting rod, a first control rod is hinged to the other end of the second connecting rod, the second connecting rod is hinged to the middle of the first control rod, and an arc-shaped block is mounted at the bottom of the first control rod; the utility model discloses a rotary-cut machine, including bottom plate, first control lever, first linkage, first support bench, arc piece and second support bench, fixed mounting has second brace bench and third brace bench on the first support bench, the arc piece contacts with the second brace bench, bearing connection has first linkage and second linkage respectively between the first control lever both ends of bottom plate both sides, first spring is installed with first linkage junction, the first spring other end is connected with third brace bench lateral wall, third brace bench lateral wall articulates there is U type pole, the U type pole other end and second linkage fixed connection, first linkage middle part bearing is connected with the second control lever, the second control lever other end is connected with second linkage middle part bearing, second control lever middle part fixed mounting has the rotary-cut motor, rotary-cut motor internally mounted has the rotary cutter piece.
Preferably, the distance between the arc blocks is greater than the length of the steel pipe.
Preferably, the length of the natural extension of the first spring is less than the minimum distance between the first control rod and the third support platform when the first link rod rotates to the rightmost end.
Preferably, the friction force between the arc-shaped block and the second support platform is larger than the elastic force of the first spring.
Preferably, the lifting mechanism comprises a first connecting column and a second connecting column, a sliding groove is formed on the side of the first connecting column, the top of the first connecting post is provided with a control block, the inner bearing of the control block is connected with a first rotating rod, one end of the first rotating rod is provided with a handle, the other end of the first rotating rod is fixedly provided with a third connecting rod, the other end of the third connecting rod is hinged with a fourth connecting rod, the other end of the fourth connecting rod is hinged with a moving block, a sliding block is arranged on one side of the moving block and is positioned in the sliding groove, a first V-shaped rod and a second V-shaped rod are respectively hinged on the two sides of the moving block, a second spring is arranged between the first V-shaped rod and the second V-shaped rod, rod grooves are arranged on the side walls of the first V-shaped rod and the second V-shaped rod, the other ends of the first V-shaped rod and the second V-shaped rod are respectively provided with a first control key and a second control key; a second rotating rod is connected to the upper bearing of the second connecting column, a rotating disc is fixedly mounted at one end, close to the first connecting column, of the second rotating rod, triangular teeth are mounted on the side portion of the rotating disc, the first control key and the second control key are matched with the triangular teeth, and a first trapezoidal gear is fixedly mounted at the other end of the second rotating rod; the lifting rod is fixedly mounted at the bottom of the placing plate, a threaded groove is formed in the bottom of the lifting rod, a threaded rod is arranged inside the threaded groove, the other end of the threaded rod is connected with a bottom plate bearing, a second trapezoidal gear is fixedly mounted in the middle of the threaded rod, and the second trapezoidal gear is meshed with the first trapezoidal gear.
Preferably, the width of the rod groove is greater than the thickness of the turntable.
Preferably, the length of the natural extension of the second spring is less than the distance between the first V-shaped rod and the second V-shaped rod.
The steel pipe cutting device for machining the earthwork provided by the embodiment of the invention has the following beneficial effects:
the device is through reequiping rotary-cut mechanism, through mutually supporting between the connecting rod, drives rotary-cut blade and can carry out reciprocal oscillating cutting work, can carry out multidirectional, many times cutting to same position, makes the cutting more complete, and the cutting plane is more level and smooth, and additional elevating system simultaneously can progressively adjust the height of steel pipe when making cutting work go on, makes the steel pipe can obtain the complete cutting, makes the cutting effect better.
Drawings
FIG. 1 is a schematic structural view of a steel pipe cutting apparatus for civil engineering machinery working according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a first fixing ring and a second fixing ring of a steel pipe cutting apparatus for civil engineering machining according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a lifting mechanism of a steel pipe cutting apparatus for civil engineering machining according to an embodiment of the present invention 1;
FIG. 4 is a schematic structural view of a lifting mechanism of a steel pipe cutting apparatus for civil engineering machining according to an embodiment of the present invention 2;
FIG. 5 is a view showing an operating state of a lifting mechanism of a steel pipe cutting apparatus for civil engineering work according to the embodiment of the present invention;
fig. 6 is a perspective view showing a rotary cutting mechanism of the steel pipe cutting apparatus for civil engineering machining according to the embodiment of the present invention;
fig. 7 is a view showing an operating state of a rotary cutting mechanism of the steel pipe cutting apparatus for civil engineering machining according to the embodiment of the present invention 1;
fig. 8 is a view showing an operating state of a rotary cutting mechanism of the steel pipe cutting apparatus for civil engineering machining according to the embodiment of the present invention 2;
in the drawings: 1. a base plate; 2. a supporting seat; 3. a first support table; 4. a first support column; 5. a rotary cutting mechanism; 51. a first motor; 52. a first link; 53. a second link; 54. a first control lever; 55. an arc-shaped block; 56. a second support table; 57. a third support table; 58. a first linkage rod; 59. a second linkage rod; 510. a first spring; 511. a U-shaped rod; 512. a second control lever; 513. a rotary cutting motor; 514. rotary-cutting the blade; 6. a lifting mechanism; 61. a first connecting column; 62. a second connecting column; 63. a chute; 64. a control block; 65. a first rotating rod; 66. a handle; 67. a third link; 68. a fourth link; 69. a moving block; 610. a slider; 611. a first V-shaped bar; 612. a second V-shaped bar; 613. a second spring; 614. a rod groove; 615. a first control key; 616. a second control key; 617. a second rotating rod; 618. a turntable; 619. triangular teeth; 620. a first trapezoidal gear; 621. a lifting rod; 622. a thread groove; 623. a threaded rod; 624. a second trapezoidal gear; 7. placing the plate; 8. mounting blocks; 9. a first retaining ring; 10. a second retaining ring; 11. a connecting plate; 12. a connecting port; 13. a threaded nail; 14. a nut; 15. and (5) steel pipes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further 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.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1 and 2, in the embodiment of the present invention, the method includes: the support device comprises a base plate 1, wherein a support seat 2 is installed at the bottom of the base plate 1, first support tables 3 are installed on two sides above the base plate 1, first support columns 4 are installed at the tops of the first support tables 3, and rotary cutting mechanisms 5 are installed between the first support columns 4; the improved rotary cutting machine is characterized in that a lifting mechanism 6 is arranged below the middle of the rotary cutting mechanism 5 above the bottom plate 1, a placing plate 7 is arranged at the top of the lifting mechanism 6, installing blocks 8 are arranged at two ends of the placing plate 7, a first fixing ring 9 is arranged at the top of the installing blocks 8, a second fixing ring 10 is arranged above the first fixing ring 9, a connecting plate 11 is arranged on the side portion of the first fixing ring 9 and the second fixing ring 10, a connecting port 12 is formed in the connecting plate 11, a threaded nail 13 is arranged inside the connecting port 12, a nut 14 is arranged on the threaded nail 13 in a matched mode, and a steel pipe 15 is clamped between the first fixing ring 9 and the second fixing ring 10.
When the steel tube cutting machine is used, a steel tube 15 is clamped through the first fixing ring 9 and the second fixing ring 10, then is locked through the screw 13 and the nut 14, the steel tube 15 is fixed, then the steel tube 15 is lifted to a required position through the lifting mechanism 6, and cutting is carried out through the rotary cutting mechanism 5.
As shown in fig. 6 to 8, in the embodiment of the present invention, the rotary cutting mechanism 5 includes a first motor 51, the first motor 51 is fixedly installed at the top end of the first support column 4, a first connecting rod 52 is installed on the first motor 51, the other end of the first connecting rod 52 is hinged to a second connecting rod 53, the other end of the second connecting rod 53 is hinged to a first control rod 54, the second connecting rod 53 is hinged to the middle of the first control rod 54, and an arc-shaped block 55 is installed at the bottom of the first control rod 54; a second supporting platform 56 and a third supporting platform 57 are fixedly arranged on the first supporting platform 3, the arc-shaped block 55 is contacted with the second supporting platform 56, a first linkage rod 58 and a second linkage rod 59 are respectively connected between two ends of the first control rod 54 on two sides of the bottom plate 1 through bearings, a first spring 510 is installed at the connection position of the first control rod 54 and the first linkage rod 58, the other end of the first spring 510 is connected with the side wall of the third supporting platform 57, the side wall of the third supporting platform 57 is hinged with a U-shaped rod 511, the other end of the U-shaped rod 511 is fixedly connected with a second linkage rod 59, the middle bearing of the first linkage rod 58 is connected with a second control rod 512, the other end of the second control rod 512 is connected with a middle bearing of the second linkage rod 59, a rotary cutting motor 513 is fixedly installed in the middle of the second control rod 512, and a rotary cutting blade 514 is installed inside the rotary cutting motor 513.
When the device is used, the first motor 51 is started, the first motor 51 pushes the first control rod 54 to move through the first connecting rod 52 and the second connecting rod 53, the first control rod 54 swings around the arc-shaped edge of the arc-shaped block 55 as shown in fig. 7 to 8, when the right side of the first control rod 54 is lifted, the first spring 510 is stretched, and through the movement process of fig. 7 to 8, the first control rod 54 drives the second control rod 512 to synchronously move through the first connecting rod 58 and the second connecting rod 59, the rotary cutting blade 514 is used for rotary cutting the steel pipe 15, then through the continuous rotation of the first connecting rod 52 and the second connecting rod 53, the device is restored to the state shown in fig. 7 from fig. 8, and under the tensile force of the first spring 510, the first control rod 54 is also restored.
In the embodiment of the present invention, the distance between the arc blocks 55 is greater than the length of the steel tube 15, so as to prevent the steel tube 15 from being unable to be placed at the bottom of the rotary cutting mechanism 5.
In the embodiment of the present invention, the natural extension length of the first spring 510 is less than the minimum distance between the first control rod 54 and the third support platform 57 when the first link 52 rotates to the rightmost end, so as to ensure that the first spring 510 is always in the extension state.
In the embodiment of the present invention, the friction between the arc-shaped block 55 and the second support stand 56 is greater than the elastic force of the first spring 510, so as to prevent the arc-shaped block 55 from being separated from the second support stand 56 due to the pulling force of the first spring 510 during the operation.
As shown in fig. 3 to 5, in the embodiment of the present invention, the lifting mechanism 6 includes a first connecting column 61 and a second connecting column 62, a sliding groove 63 is formed on a side of the first connecting column 61, a control block 64 is installed on a top of the first connecting column 61, a first rotating rod 65 is bearing-connected to an inside of the control block 64, a handle 66 is installed at one end of the first rotating rod 65, a third connecting rod 67 is fixedly installed at the other end of the first rotating rod 65, a fourth connecting rod 68 is hinged to the other end of the third connecting rod 67, a moving block 69 is hinged to the other end of the fourth connecting rod 68, a sliding block 610 is installed at one side of the moving block 69, the sliding block 610 is located inside the sliding groove 63, a first V-shaped rod 611 and a second V-shaped rod 612 are hinged to two sides of the moving block 69, a second spring 613 is installed between the first V-shaped rod 611 and the second V-shaped rod 612, rod grooves 614 are formed on sidewalls of the, the other ends of the first V-shaped rod 611 and the second V-shaped rod 612 are respectively provided with a first control key 615 and a second control key 616; a second rotating rod 617 is in bearing connection with the second connecting column 62, a rotating disc 618 is fixedly mounted at one end of the second rotating rod 617 close to the first connecting column 61, triangular teeth 619 are mounted at the side of the rotating disc 618, the first control key 615 and the second control key 616 are matched with the triangular teeth 619, and a first trapezoidal gear 620 is fixedly mounted at the other end of the second rotating rod 617; the bottom of the placing plate 7 is fixedly provided with a lifting rod 621, the bottom of the lifting rod 621 is provided with a threaded groove 622, a threaded rod 623 is arranged in the threaded groove 622, the other end of the threaded rod 623 is connected with a bearing of the bottom plate 1, the middle of the threaded rod 623 is fixedly provided with a second trapezoidal gear 624, and the second trapezoidal gear 624 is meshed with the first trapezoidal gear 620.
When the device is used, the handle 66 is rotated, the third connecting rod 67 is driven to rotate through the first rotating rod 65, the moving block 69 is driven to do up-and-down reciprocating motion through the fourth connecting rod 68 under the matching of the sliding block 610 and the sliding groove 63, as shown in fig. 4, at the moment, the straight edge of the first control key 615 is matched with the straight edge of the triangular tooth 619, the rotating disc 618 can be pulled to rotate when the moving block goes up, the inclined edge of the second control key 616 is matched with the inclined edge of the triangular tooth 619, the moving path of the rotating disc 618 cannot be obstructed when the rotating disc 618 rotates, the moving block is driven to move to the state shown in fig. 5, as shown in fig. 5, at the moment, the straight edge of the second control key 616 is matched with the straight edge of the triangular tooth 619, the rotating disc 618 can be pulled to rotate when the moving block goes down, the inclined edge of the first control key 615 is matched with the inclined edge, therefore, the turntable 618 intermittently and gradually rotates, the rotary cutting device 5 is prevented from being damaged due to overlarge single lifting amplitude, the rotation of the turntable 618 drives the first trapezoidal gear 620 to rotate, and the second trapezoidal gear 624 drives the lifting rod 621 to ascend through the matching between the threaded rod 623 and the threaded groove 622, so that the lifting effect is realized.
In the present embodiment, the width of the rod groove 614 is greater than the thickness of the turntable 618, preventing the first V-shaped rod 611 or the second V-shaped rod 612 from contacting the turntable 618.
In the present embodiment, the length of the second spring 613 which is stretched naturally is less than the distance between the first V-shaped rod 611 and the second V-shaped rod 612, so that the second spring 613 is always in the stretched state, and the first control key 615 and the second control key 616 can be fastened on the triangular teeth 619.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. Steel pipe cutting device for civil engineering machining includes: the base plate (1) is characterized in that a supporting seat (2) is installed at the bottom of the base plate (1), first supporting tables (3) are installed on two sides above the base plate (1), first supporting columns (4) are installed at the tops of the first supporting tables (3), and rotary cutting mechanisms (5) are installed between the first supporting columns (4); bottom plate (1) top is located rotary-cut mechanism (5) middle part and installs elevating system (6) under, elevating system (6) top is installed and is placed board (7), place board (7) both ends and install installation piece (8), first solid fixed ring (9) are installed at installation piece (8) top, first solid fixed ring (9) top is equipped with the solid fixed ring of second (10), connecting plate (11) are installed to first solid fixed ring (9) and the solid fixed ring of second (10) lateral part, it has connector (12) to open on connecting plate (11), connector (12) inside is equipped with screw (13), nut (14) are installed in the cooperation on screw (13), the centre gripping has steel pipe (15) between the solid fixed ring of first (9) and the solid fixed ring of second (10).
2. The steel pipe cutting device for civil engineering machinery processing according to claim 1, wherein the rotary cutting mechanism (5) comprises a first motor (51), the first motor (51) is fixedly installed at the top end of the first support column (4), a first connecting rod (52) is installed on the first motor (51), a second connecting rod (53) is hinged to the other end of the first connecting rod (52), a first control rod (54) is hinged to the other end of the second connecting rod (53), the second connecting rod (53) is hinged to the middle part of the first control rod (54), and an arc-shaped block (55) is installed at the bottom of the first control rod (54); a second supporting table (56) and a third supporting table (57) are fixedly mounted on the first supporting table (3), the arc-shaped block (55) is in contact with the second supporting table (56), a first linkage rod (58) and a second linkage rod (59) are respectively connected between two ends of a first control rod (54) on two sides of the bottom plate (1) in a bearing mode, a first spring (510) is mounted at the joint of the first control rod (54) and the first linkage rod (58), the other end of the first spring (510) is connected with the side wall of the third supporting table (57), a U-shaped rod (511) is hinged to the side wall of the third supporting table (57), the other end of the U-shaped rod (511) is fixedly connected with the second linkage rod (59), a second control rod (512) is connected with a bearing in the middle of the first linkage rod (58), and the other end of the second control rod (512) is connected with the middle of the second linkage rod (59), the middle part of the second control rod (512) is fixedly provided with a rotary cutting motor (513), and a rotary cutting blade (514) is arranged in the rotary cutting motor (513).
3. The steel pipe cutting apparatus for civil engineering machinery work according to claim 2, wherein the distance between the arc-shaped pieces (55) is larger than the length of the steel pipe (15).
4. The steel pipe cutting apparatus for civil engineering machinery work according to claim 2, wherein the length of the first spring (510) stretched naturally is smaller than the minimum distance between the first lever (54) and the third support table (57) when the first link (52) is rotated to the rightmost end.
5. The steel pipe cutting apparatus for civil engineering machinery work according to claim 2, wherein the frictional force between the arc block (55) and the second support base (56) is larger than the elastic force of the first spring (510).
6. The steel pipe cutting device for civil engineering machining according to claim 1, wherein the lifting mechanism (6) comprises a first connecting column (61) and a second connecting column (62), a sliding groove (63) is formed in the side of the first connecting column (61), a control block (64) is installed at the top of the first connecting column (61), a first rotating rod (65) is connected to the inside of the control block (64) in a bearing mode, a handle (66) is installed at one end of the first rotating rod (65), a third connecting rod (67) is fixedly installed at the other end of the first rotating rod (65), a fourth connecting rod (68) is hinged to the other end of the third connecting rod (67), a moving block (69) is hinged to the other end of the fourth connecting rod (68), a sliding block (610) is installed on one side of the moving block (69), the sliding block (610) is located inside the sliding groove (63), a first V-shaped rod (611) and a second V-shaped rod (612) are hinged to two sides of the, a second spring (613) is arranged between the first V-shaped rod (611) and the second V-shaped rod (612), rod grooves (614) are formed in the side walls of the first V-shaped rod (611) and the second V-shaped rod (612), and a first control key (615) and a second control key (616) are respectively arranged at the other ends of the first V-shaped rod (611) and the second V-shaped rod (612); a second rotating rod (617) is in bearing connection with the second connecting column (62), one end, close to the first connecting column (61), of the second rotating rod (617) is fixedly provided with a rotating disc (618), the side portion of the rotating disc (618) is provided with triangular teeth (619), the first control key (615) and the second control key (616) are matched with the triangular teeth (619), and the other end of the second rotating rod (617) is fixedly provided with a first trapezoidal gear (620); the bottom of the placing plate (7) is fixedly provided with a lifting rod (621), the bottom of the lifting rod (621) is provided with a threaded groove (622), a threaded rod (623) is arranged inside the threaded groove (622), the other end of the threaded rod (623) is connected with a bearing of the bottom plate (1), the middle of the threaded rod (623) is fixedly provided with a second trapezoidal gear (624), and the second trapezoidal gear (624) is meshed with the first trapezoidal gear (620).
7. The steel pipe cutting apparatus for civil engineering machinery work according to claim 6, wherein the width of the rod groove (614) is larger than the thickness of the turntable (618).
8. The steel pipe cutting apparatus for civil engineering work as claimed in claim 6, wherein the length of the natural extension of the second spring (613) is less than the distance between the first V-bar (611) and the second V-bar (612).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011288036.6A CN112643131B (en) | 2020-11-17 | 2020-11-17 | Steel pipe cutting device for civil engineering machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011288036.6A CN112643131B (en) | 2020-11-17 | 2020-11-17 | Steel pipe cutting device for civil engineering machining |
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| CN112643131A true CN112643131A (en) | 2021-04-13 |
| CN112643131B CN112643131B (en) | 2022-01-28 |
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| CN202011288036.6A Active CN112643131B (en) | 2020-11-17 | 2020-11-17 | Steel pipe cutting device for civil engineering machining |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3602605A1 (en) * | 1986-01-29 | 1987-07-30 | Reinhard Becher | Jigsaw blade guide |
| US5179781A (en) * | 1992-01-13 | 1993-01-19 | Roger Weaver | Pipe cutting apparatus |
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| CN107598261A (en) * | 2017-10-27 | 2018-01-19 | 赵顺豪 | A kind of steel pipe cutting equipment with automatic discharging function |
| CN107617778A (en) * | 2017-10-31 | 2018-01-23 | 天津德尔泰热控系统有限公司 | A kind of boiler bed temperature wear-resistant thermocouple sleeve cutting machine |
| CN207289044U (en) * | 2017-09-05 | 2018-05-01 | 方菱桥隧模架（福州）有限公司 | Tubing machine for sawing |
| CN210877863U (en) * | 2019-09-30 | 2020-06-30 | 天津市众鑫达金属制品有限公司 | Saw bit gear grinding auxiliary impurity removing device for steel pipe cold saw |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3602605A1 (en) * | 1986-01-29 | 1987-07-30 | Reinhard Becher | Jigsaw blade guide |
| US5179781A (en) * | 1992-01-13 | 1993-01-19 | Roger Weaver | Pipe cutting apparatus |
| CN204686166U (en) * | 2015-04-11 | 2015-10-07 | 刘志海 | A kind of tubing cutting bed |
| CN207289044U (en) * | 2017-09-05 | 2018-05-01 | 方菱桥隧模架（福州）有限公司 | Tubing machine for sawing |
| CN107598261A (en) * | 2017-10-27 | 2018-01-19 | 赵顺豪 | A kind of steel pipe cutting equipment with automatic discharging function |
| CN107617778A (en) * | 2017-10-31 | 2018-01-23 | 天津德尔泰热控系统有限公司 | A kind of boiler bed temperature wear-resistant thermocouple sleeve cutting machine |
| CN210877863U (en) * | 2019-09-30 | 2020-06-30 | 天津市众鑫达金属制品有限公司 | Saw bit gear grinding auxiliary impurity removing device for steel pipe cold saw |
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| Publication number | Publication date |
|---|---|
| CN112643131B (en) | 2022-01-28 |
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