CN117102568B - Thin-wall hollow pipe conveying and cutting machine - Google Patents
Thin-wall hollow pipe conveying and cutting machine Download PDFInfo
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- CN117102568B CN117102568B CN202311375354.XA CN202311375354A CN117102568B CN 117102568 B CN117102568 B CN 117102568B CN 202311375354 A CN202311375354 A CN 202311375354A CN 117102568 B CN117102568 B CN 117102568B
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- 238000005520 cutting process Methods 0.000 title claims abstract description 30
- 230000008093 supporting effect Effects 0.000 claims abstract description 41
- 238000003825 pressing Methods 0.000 claims abstract description 40
- 238000001125 extrusion Methods 0.000 claims description 17
- 238000006073 displacement reaction Methods 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 description 14
- 238000003754 machining Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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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
- B23D21/00—Machines or devices for shearing or cutting tubes
-
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
- Turning (AREA)
Abstract
The invention relates to the technical field of pipe processing, in particular to a thin-wall hollow pipe conveying and cutting machine, which comprises an L-shaped base, wherein a built-in cylinder is fixed in the middle of a vertical section of the L-shaped base, an inner supporting device is arranged at one end of the built-in cylinder, which is far away from the vertical section of the L-shaped base, and an outer pressing device is arranged at one side, which is far away from the vertical section of the L-shaped base, of the upper end of a horizontal section of the L-shaped base. Compared with the prior art, the internal support device and the external pressure device are matched, so that the internal support device and the external pressure device can work simultaneously, the continuity between the two devices is guaranteed through the design concept of the linkage structure, meanwhile, the thin-wall hollow pipe is convenient to insert when the internal support device and the external pressure device do not work, the internal and external pressure of a cut-off part of the thin-wall hollow pipe are limited to a certain extent, the cut-off part maintains the original state, the cut-off part of the thin-wall hollow pipe is prevented from being sunken, the integral quality of the thin-wall hollow pipe is guaranteed, and the practicability of the conveying and cutting machine is guaranteed.
Description
Technical Field
The invention relates to the technical field of pipe processing, in particular to a thin-wall hollow pipe conveying and cutting machine.
Background
In the machining process, a stainless steel pipe is usually required to be cut into pipe sections with a certain length so as to adapt to different working conditions, the stainless steel pipe is required to be cut by a cutting machine in the process, and Chinese patent publication No. CN113953580A discloses a high-precision cutting machine, which relates to the field of steel pipe machining and comprises a frame, wherein a containing seat is arranged on the frame, a machining assembly is further arranged on the frame, and the machining assembly comprises a sliding seat, a plurality of pushing blocks I, a rotating disc I, a butting block I and a driving piece I; the sliding seat is provided with a chamfer part and a cutting part. When cutting the pipe, the first driving part drives the first rotating disc to rotate, drives the first pushing block to push the first pushing block to move, and then drives the sliding seat to move close to the accommodating seat, to the neutral position where the first pushing block and the first pushing block are separated, the chamfer part and the cutting part are controlled to process the pipe, after the processing is finished, the first pushing block rotates to be abutted to the next pushing block and drives the sliding seat to continuously move close to the accommodating seat, and as the distance between the first adjacent pushing blocks is equal and the rotating speed of the first rotating disc is stable, the error of each pipe on the length is reduced, and the precision of cutting the pipe is improved.
However, the technical scheme for cutting the pipe still has the defects that when the hollow pipe with the thinner pipe wall is cut, the cutter can press-cut the cutting part in a rotating state, the cutting part is difficult to maintain the original shape, the phenomenon of sinking of the pipe wall easily occurs, the integral quality of the thin-wall hollow pipe is influenced, the practicability of a common cutting machine is low, and certain use limitations exist.
Disclosure of Invention
The technical scheme is as follows: in order to solve the problems, the technical scheme is adopted by the invention, the thin-wall hollow pipe conveying and cutting machine comprises an L-shaped base, wherein a built-in cylinder is fixed in the middle of a vertical section of the L-shaped base, an inner supporting device is arranged at one end of the built-in cylinder, which is far away from the vertical section of the L-shaped base, and an outer pressing device is arranged at one side, which is far away from the vertical section of the L-shaped base, of the upper end of a horizontal section of the L-shaped base.
The internal support device comprises a driving shaft rotatably arranged in an internal cylinder, the driving shaft is overlapped with the center of the internal cylinder, one end of the internal cylinder, which is close to the external pressure device, is fixedly provided with a circular installation frame, a cylindrical working cavity is formed in the circular installation frame, the driving shaft penetrates through the circular installation frame until reaching the working cavity, a helical gear is arranged at one end of the driving shaft, which is positioned in the working cavity, on the outer side wall of the circular installation frame, an ejector rod is uniformly and slidingly arranged along the circumferential direction of the ejector rod, an internal support assembly is arranged at one end, which is far away from the working cavity, of the ejector rod, an installation frame is uniformly arranged on the inner wall of the circular installation frame along the circumferential direction of the ejector rod, a ball screw is rotatably arranged on the installation frame, the lower end of the ball screw is fixedly connected with a helical gear II, the helical gear II is meshed with the helical gear I, and the upper side of the ball screw is in threaded connection with the ejector rod.
As a preferred implementation mode of the invention, a fixing frame is arranged on one side, far away from the vertical section of the L-shaped base, of the upper end of the horizontal section of the L-shaped base, an electric push rod is arranged in the middle of the upper end of the fixing frame, a type frame is connected to the ejection end of the electric push rod, a driving motor is arranged at the upper end of the horizontal section of the lower side of the type frame, a cutter is connected to the output end of the driving motor, and a propelling component is also arranged on the horizontal section of the upper side of the type frame.
As a preferred embodiment of the invention, the external pressure device comprises a support plate group arranged on the horizontal section of the L-shaped base, the support plate group comprises two symmetrically arranged support plates, the upper ends of the support plates are fixedly connected with a support frame, the support frame is provided with a movable column which is arranged up and down oppositely in a sliding manner, the lower end of the movable column is provided with an external pressure plate, and the movable column is connected with the support frame through a mounting spring.
As a preferred embodiment of the present invention, the support frame is in a shape of a Chinese character 'hui'.
As a preferred implementation mode of the invention, two vertical sections of the supporting frame are provided with through grooves which are arranged oppositely, compression bars are fixed on two sides of the outer pressing plate on the upper side relatively, the compression bars penetrate through the through grooves, support rods which are arranged oppositely are rotatably arranged on the outer wall of the outer pressing plate on the lower side, the support rods are rotatably arranged in the through grooves through pin shafts, and the compression bars and the support rods are correspondingly matched.
As a preferred implementation mode of the invention, a displacement rod is fixed at one end of the upper side, close to the vertical section of the L-shaped base, of the outer pressing plate, a square groove is formed in the vertical section of the L-shaped base, the displacement rod is slidably installed in the square groove, a connecting rod is rotatably connected to one end, far away from the outer pressing plate, of the displacement rod, one side, far away from the inner supporting device, of the driving shaft rotates to penetrate through the vertical section of the L-shaped base, a rotary circular plate is fixed at one end, far away from the inner supporting device, of the driving shaft, a lug is installed at one side, close to the outer side wall, of the rotary circular plate, and the connecting rod is rotatably connected with the lug.
As a preferred embodiment of the invention, the pushing assembly comprises a connecting frame arranged on the upper horizontal section of the type frame, a pushing rod is slidably arranged at the upper end of the connecting frame, and a limiting spring is connected between the pushing rod and the connecting frame.
As a preferred implementation mode of the invention, the inner support assembly comprises a rotating rod, one end of the ejection rod, which is far away from the working cavity, is rotatably provided with the rotating rod which is oppositely arranged, one side of the built-in cylinder, which is close to the external pressure device, is uniformly and circumferentially provided with an inner support plate, a space is arranged between the inner support plate and the outer wall of the built-in cylinder, one end of the inner support plate, which is close to the working cavity, is oppositely provided with an extrusion groove, the rotating rod is slidably arranged in the extrusion groove, and an extrusion spring is connected between the rotating rod and the extrusion groove.
As a preferred embodiment of the invention, the outer pressing plate and the inner supporting plate are arc-shaped, the diameter of the outer pressing plate is larger than that of the inner supporting plate, and the inner supporting plate is made of elastic rubber materials.
As a preferred implementation mode of the invention, the pushing rod is divided into a cylindrical section and an L-shaped section, the cylindrical section is slidably arranged on the connecting frame, the lower end of the cylindrical section is connected with the L-shaped section, and the L-shaped section and the movable column are correspondingly matched.
(II) beneficial effects: 1. compared with the prior art, the internal support device has the advantages that the first helical gears drive the plurality of second helical gears to synchronously rotate, so that the ball screw rotates and pushes the ejector rod to move outwards of the working cavity, the internal support assembly is used for internally supporting the inner wall of the thin-wall hollow pipe, the internal support device can be used for internally supporting the inner wall of the thin-wall hollow pipe in a multi-section mode, the internal support pressure maintaining effect is good, the internal support device and the external pressure device can be matched with each other, the internal support device and the external pressure device can work simultaneously, the continuity between the two devices is guaranteed through the design concept of the linkage structure, meanwhile, the internal support device and the external pressure device can be conveniently inserted into the thin-wall hollow pipe when the internal support device and the external pressure device do not work, the internal and external parts of the cut-off parts of the thin-wall hollow pipe are limited by pressure to a certain extent, the cut parts of the thin-wall hollow pipe are maintained in an original state, the whole quality of the thin-wall hollow pipe is guaranteed, the practicability of the conveying and cutting machine is guaranteed, and the use prospect of the device is enriched.
2. When the ejector rod moves outwards, the ejector rod pushes the rotating rod to move outwards, and meanwhile one end of the rotating rod positioned in the extrusion groove slides, and the extrusion spring is extruded through the rotating rod, so that the pressure of the inner supporting plate acting on the inner wall of the thin-wall hollow pipe is uniformly distributed, the inner supporting effect is good, and deformation of a cutting part is further avoided.
3. According to the invention, the outer side walls of the thin-wall hollow pipe are extruded through the two outer pressing plates and are matched with the inner supporting component, so that the thin-wall hollow pipe is conveniently and simultaneously supported under pressure, uneven internal and external pressure of the thin-wall hollow pipe when the cutter cuts is avoided, and the deformation of a cut surface is further ensured.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a schematic partial perspective view of a first view of the present invention.
Fig. 4 is a schematic partial perspective view of a second view of the present invention.
Fig. 5 is a cross-sectional view taken along A-A of fig. 2 in accordance with the present invention.
Fig. 6 is an enlarged view of a portion at X of fig. 5 in accordance with the present invention.
Fig. 7 is a schematic partial perspective view of a third view of the present invention.
Fig. 8 is a schematic partial perspective view of a fourth view of the present invention.
Fig. 9 is an enlarged view of a portion of the invention at Y of fig. 1.
In the figure: 1. an L-shaped base; 2. a built-in cylinder; 3. an inner support device; 31. a drive shaft; 311. rotating the circular plate; 32. a circular mounting frame; 33. a first helical gear; 34. an ejector rod; 35. an inner support assembly; 351. a rotating rod; 352. an inner support plate; 353. extruding a spring; 36. a mounting frame; 37. a ball screw; 38. a helical gear II; 4. an external pressure device; 41. a support plate; 42. a support frame; 43. a moving column; 44. an outer pressure plate; 45. a compression bar; 46. a support rod; 47. a displacement rod; 48. a connecting rod; 5. a fixing frame; 6. an electric push rod; 7. type frame; 8. a driving motor; 9. a cutter; 10. a propulsion assembly; 101. a connecting frame; 102. a propulsion rod; 103. and a limit spring.
Detailed Description
In order that the above objects, features and advantages of the invention will be more clearly understood, a further description of the invention will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as described herein, and therefore the present invention is not limited to the specific embodiments of the disclosure that follow.
Example 1
Referring to fig. 1 and 2, a thin-wall hollow pipe conveying and cutting machine comprises an L-shaped base 1, wherein a built-in cylinder 2 is fixed in the middle of a vertical section of the L-shaped base 1, the thin-wall hollow pipe is inserted into the built-in cylinder 2, preliminary limiting is given to the thin-wall hollow pipe through the built-in cylinder 2, a working foundation is provided for cutting off the thin-wall hollow pipe, and in addition, a stepping assembly is arranged at the upper end of a horizontal section of the L-shaped base 1 and used for pushing the thin-wall hollow pipe to feed for a distance at each time, so that the thin-wall hollow pipe is conveniently cut off into a specified length.
The inner support device 3 is arranged at one end of the built-in cylinder 2 far away from the vertical section of the L-shaped base 1, the outer pressing device 4 is arranged at one side of the upper end of the horizontal section of the L-shaped base 1 far away from the vertical section of the L-shaped base 1, and the inner support device 3 and the outer pressing device 4 can work simultaneously to limit the pressure of the cut part of the thin-wall hollow pipe to a certain extent, so that the cut part maintains the original state to avoid the dent of the cut part of the thin-wall hollow pipe, the integral quality of the thin-wall hollow pipe is ensured, and the practicability of the conveying and cutting machine is ensured.
Referring to fig. 3, 4 and 6, the internal support device 3 comprises a driving shaft 31 rotatably installed in a built-in cylinder 2, the driving shaft 31 overlaps with the center of the built-in cylinder 2, one end of the built-in cylinder 2, which is close to an external pressure device 4, is fixed with a circular installation frame 32, a cylindrical working cavity is formed in the circular installation frame 32, the driving shaft 31 penetrates through the circular installation frame 32 until reaching the working cavity, a first helical gear 33 is installed at one end of the driving shaft 31, an ejector rod 34 is uniformly and slidingly installed on the outer side wall of the circular installation frame 32 along the circumferential direction, an internal support assembly 35 is installed at one end of the ejector rod 34, which is far away from the working cavity, an installation frame 36 is uniformly installed on the inner wall of the circular installation frame 32 along the circumferential direction, a ball screw 37 is rotatably installed on the installation frame 36, a second helical gear 38 is fixedly connected with the lower end of the ball screw 37, the second helical gear 38 is meshed with the first helical gear 33, and the upper side of the ball screw 37 is in threaded connection with the ejector rod 34.
Referring to fig. 7 and 8, a fixing frame 5 is installed on one side, far away from the vertical section of the L-shaped base 1, of the upper end of the horizontal section of the L-shaped base 1, an electric push rod 6 is installed in the middle of the upper end of the fixing frame 5, a type frame 7 is connected to the ejection end of the electric push rod 6, a driving motor 8 is installed at the upper end of the horizontal section of the lower side of the type frame 7, a cutter 9 is driven to rotate through the driving motor 8, a cutter 9 is connected to the output end of the driving motor 8, and a propulsion assembly 10 is further installed on the horizontal section of the upper side of the type frame 7.
In this embodiment, specifically, after the thin-wall hollow pipe is inserted into the built-in cylinder 2, the thin-wall hollow pipe slides on the built-in cylinder 2 through a stepping assembly or a manual pushing manner, so that the thin-wall hollow pipe moves to a proper cutting position, then the electric push rod 6 drives the type frame 7 to move downwards, so that the rotating cutter 9 moves downwards, simultaneously, the pushing assembly 10 firstly contacts with the external pressure device 4 to push the external pressure device 4 to work, when the external pressure device 4 works, the driving shaft 31 synchronously rotates, thereby driving the first helical gear 33 to rotate, the first helical gear 33 drives the plurality of second helical gears 38 to synchronously rotate, further, the ball screw 37 rotates and pushes the ejector rod 34 to move outwards of the working cavity, thereby enabling the inner support assembly 35 to support the inner wall of the thin-wall hollow pipe, the device can support the inner wall of the thin-wall hollow pipe in a multi-section manner, the inner support pressure maintaining effect is good, and the inner support device 3 and the external pressure device 4 can be matched, so that the inner support device 3 and the external pressure device 4 can work simultaneously, the design concept of the structure ensures continuity between the two devices, and simultaneously, and the hollow pipe is convenient to cut the hollow pipe and the hollow pipe is prevented from being cut by the hollow pipe from being in a certain position due to the hollow pipe cutting position.
Referring to fig. 4 and 6, the inner support assembly 35 includes a rotating rod 351, one end of the ejector rod 34 far away from the working cavity is rotatably provided with the rotating rod 351 which is oppositely arranged, one side of the inner cylinder 2 close to the outer pressing device 4 is uniformly circumferentially provided with an inner support plate 352, a gap is arranged between the inner support plate 352 and the outer wall of the inner cylinder 2, one end of the inner support plate 352 close to the working cavity is oppositely provided with an extrusion groove, the rotating rod 351 is slidably arranged in the extrusion groove, an extrusion spring 353 is connected between the rotating rod 351 and the extrusion groove, the inner support plate 352 is installed through the extrusion spring 353 while maintaining the position of the inner support plate 352, when the ejector rod 34 moves outwards, the ejector rod 34 pushes the rotating rod 351 to move outwards while enabling one end of the rotating rod 351 located in the extrusion groove to slide, the extrusion spring 353 is extruded through the rotating rod 351, so that the pressure distribution of the inner support plate 352 acting on the inner wall of the thin-wall hollow pipe is uniform, and deformation of a cutting position is further avoided.
The outer pressing plate 44 and the inner supporting plate 352 are arc-shaped, the diameter of the outer pressing plate 44 is larger than that of the inner supporting plate 352, the inner supporting plate 352 is made of elastic rubber materials, and the outer pressing plate 44 and the inner supporting plate 352 can deform to a certain extent and adapt to thin-wall hollow pipes with different diameters.
Example 2
Referring to fig. 3, the external pressure device 4 includes a support plate set installed on a horizontal section of the L-shaped base 1, the support plate set includes two symmetrically arranged support plates 41, a support frame 42 is fixedly connected to an upper end of the support plates 41, a moving column 43 which is arranged up and down relatively is slidably installed on the support frame 42, an external pressure plate 44 is installed at a lower end of the moving column 43, the moving column 43 is connected with the support frame 42 through a mounting spring, and an initial state of the moving column 43 is maintained through the mounting spring.
Specifically, in this embodiment, after the pushing component 10 moves downward, it contacts with the upper moving column 43, so as to push the upper moving column 43 to move downward, thereby compressing the mounting spring and making the upper outer pressing plate 44 contact with the thin-wall hollow tube, and applying a certain pressure to the upper outer wall of the thin-wall hollow tube.
The support frame 42 is in a shape of a Chinese character 'hui' and provides an operation space for inserting the thin-wall hollow pipe into the built-in cylinder 2.
The two vertical sections of the supporting frame 42 are provided with opposite penetrating grooves, two sides of the upper outer pressing plate 44 are relatively fixed with pressing rods 45, the pressing rods 45 penetrate through the penetrating grooves, the outer walls of the lower outer pressing plates 44 are rotatably provided with opposite supporting rods 46, the supporting rods 46 are rotatably arranged in the penetrating grooves through pin shafts, the pressing rods 45 and the supporting rods 46 are correspondingly matched, when the upper outer pressing plates 44 move downwards, the upper outer pressing plates 44 drive the pressing rods 45 to synchronously move downwards and contact the supporting rods 46, one ends of the supporting rods 46 far away from the lower outer pressing plates 44 are pushed to move downwards, so that one ends of the supporting rods 46 close to the lower outer pressing plates 44 push the lower outer pressing plates 44 to move upwards and cling to the outer walls of the thin-wall hollow tubes, the outer side walls of the thin-wall hollow tubes are extruded through the two outer pressing plates 44 and are matched with the inner supporting components 35, pressure supporting is conveniently carried out on the thin-wall hollow tubes simultaneously, internal and external pressure non-uniformity is avoided when the cutter 9 cuts off, and the cut-off surface is further prevented from deforming.
Referring to fig. 9, a displacement rod 47 is fixed at one end of the upper outer pressing plate 44, which is close to the vertical section of the L-shaped base 1, a square groove is formed in the vertical section of the L-shaped base 1, the displacement rod 47 is slidably mounted in the square groove, one end of the displacement rod 47, which is far away from the outer pressing plate 44, is rotatably connected with a connecting rod 48, one side of the driving shaft 31, which is far away from the inner supporting device 3, is rotatably connected with the vertical section of the L-shaped base 1, a rotating circular plate 311 is fixed at one end of the driving shaft 31, which is far away from the inner supporting device 3, a bump is mounted at one side of the rotating circular plate 311, which is close to the outer side wall, and the connecting rod 48 is rotatably connected with the bump, when the upper outer pressing plate 44 moves downwards, the displacement rod 47 is synchronously driven to move downwards and the connecting rod 48 pushes the bump, so that the rotating circular plate 311 rotates and drives the driving shaft 31 to rotate, and the inner supporting device 3 and the outer pressing device 4 work simultaneously, and uneven pressure is avoided.
Referring to fig. 7 and 8, the pushing assembly 10 includes a connecting frame 101 mounted on the upper horizontal section of the frame 7, a pushing rod 102 is slidably mounted on the upper end of the connecting frame 101, a limit spring 103 is connected between the pushing rod 102 and the connecting frame 101, and when the frame 7 moves downward, the lower end of the pushing rod 102 contacts with the upper moving column 43 to push the upper moving column 43 to move downward, so that the inner supporting device 3 and the outer pressing device 4 are driven to work simultaneously.
The propelling rod 102 is divided into a cylindrical section and an L-shaped section, the cylindrical section is slidably mounted on the connecting frame 101, the lower end of the cylindrical section is connected with the L-shaped section, the limiting spring 103 is sleeved on the cylindrical section, the L-shaped section and the movable column 43 are correspondingly matched, after the lower end of the propelling rod 102 is contacted with the movable column 43 on the upper side, the L-shaped section pushes the upper side movable column 43 to move downwards, relative sliding occurs between the cylindrical section and the connecting frame 101 and the limiting spring 103 is extruded, and the propelling component 10 can buffer to a certain extent and further the movement stability is improved through the design of the cylindrical section and the limiting spring 103.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (6)
1. The utility model provides a thin wall hollow tube carries cutting machine, includes L type base (1), its characterized in that: the middle part of the vertical section of the L-shaped base (1) is fixedly provided with a built-in cylinder (2), one end of the built-in cylinder (2) far away from the vertical section of the L-shaped base (1) is provided with an inner supporting device (3), and one side of the upper end of the horizontal section of the L-shaped base (1) far away from the vertical section of the L-shaped base (1) is provided with an outer pressing device (4);
the inner supporting device (3) comprises a driving shaft (31) rotatably mounted in a built-in cylinder (2), the driving shaft (31) is overlapped with the center of the built-in cylinder (2), one end of the built-in cylinder (2) close to an external pressing device (4) is fixedly provided with a circular mounting frame (32), a cylindrical working cavity is formed in the circular mounting frame (32), the driving shaft (31) penetrates through the circular mounting frame (32) until reaching the working cavity, a first bevel gear (33) is mounted at one end of the driving shaft (31) positioned in the working cavity, an ejector rod (34) is uniformly and slidingly mounted on the outer side wall of the circular mounting frame (32) along the circumferential direction of the driving shaft, an inner supporting component (35) is mounted at one end of the ejector rod (34) far away from the working cavity, a mounting frame (36) is uniformly mounted on the inner wall of the circular mounting frame (32) along the circumferential direction of the driving shaft, a ball screw (37) is rotatably mounted on the mounting frame (36), a second bevel gear (38) is fixedly connected with the lower end of the ball screw (37), and the second bevel gear (38) is meshed with the first bevel gear (33) on the ball screw (33);
a fixing frame (5) is arranged on one side, far away from the vertical section of the L-shaped base (1), of the upper end of the horizontal section of the L-shaped base (1), an electric push rod (6) is arranged in the middle of the upper end of the fixing frame (5), a type frame (7) is connected to the ejection end of the electric push rod (6), a driving motor (8) is arranged at the upper end of the horizontal section of the lower side of the type frame (7), a cutter (9) is connected to the output end of the driving motor (8), and a propulsion assembly (10) is further arranged on the horizontal section of the upper side of the type frame (7);
the external pressure device (4) comprises a support plate group arranged on the horizontal section of the L-shaped base (1), the support plate group comprises two symmetrically arranged support plates (41), the upper ends of the support plates (41) are fixedly connected with support frames (42), the support frames (42) are provided with moving columns (43) which are arranged oppositely up and down in a sliding manner, the lower ends of the moving columns (43) are provided with external pressure plates (44), and the moving columns (43) are connected with the support frames (42) through mounting springs;
the two vertical sections of the supporting frame (42) are provided with oppositely arranged penetrating grooves, compression bars (45) are relatively fixed on two sides of the outer pressing plate (44) on the upper side, the compression bars (45) penetrate through the penetrating grooves, oppositely arranged supporting rods (46) are rotatably arranged on the outer wall of the outer pressing plate (44) on the lower side, the supporting rods (46) are rotatably arranged in the penetrating grooves through pin shafts, and the compression bars (45) and the supporting rods (46) are correspondingly matched;
the inner support assembly (35) comprises a rotating rod (351), one end of an ejector rod (34) far away from a working cavity is rotationally provided with the rotating rod (351) which is oppositely arranged, one side of the inner cylinder (2) close to the outer pressing device (4) is uniformly circumferentially provided with an inner support plate (352), a distance is arranged between the inner support plate (352) and the outer wall of the inner cylinder (2), one end of the inner support plate (352) close to the working cavity is oppositely provided with an extrusion groove, the rotating rod (351) is slidably arranged in the extrusion groove, and an extrusion spring (353) is connected between the rotating rod (351) and the extrusion groove.
2. The thin-walled hollow tubing conveying and cutting machine of claim 1, wherein: the supporting frame (42) is in a shape like a Chinese character 'hui'.
3. A thin wall hollow tube conveying and cutting machine as claimed in claim 2, wherein: the upside the one end that external pressure board (44) is close to the vertical section of L type base (1) is fixed with displacement pole (47), set up square groove on the vertical section of L type base (1), displacement pole (47) slidable mounting is in square inslot, the one end that external pressure board (44) was kept away from to displacement pole (47) rotates and is connected with connecting rod (48), the vertical section that runs through L type base (1) is rotated to one side that internal stay device (3) was kept away from to drive shaft (31), be fixed with rotatory plectane (311) on the one end that internal stay device (3) was kept away from to drive shaft (31), the lug is installed to one side that rotatory plectane (311) is close to the lateral wall, rotate between connecting rod (48) and the lug and be connected.
4. A thin wall hollow tube conveying and cutting machine as claimed in claim 3, wherein: the propulsion assembly (10) comprises a connecting frame (101) arranged on the upper horizontal section of the type frame (7), a propulsion rod (102) is slidably arranged at the upper end of the connecting frame (101), and a limit spring (103) is connected between the propulsion rod (102) and the connecting frame (101).
5. The thin-wall hollow tube conveying and cutting machine according to claim 4, wherein: the outer pressing plate (44) and the inner supporting plate (352) are arc-shaped, the diameter of the outer pressing plate (44) is larger than that of the inner supporting plate (352), and the inner supporting plate (352) is made of elastic rubber materials.
6. The thin-walled hollow tubing conveying and cutting machine of claim 5, wherein: the propelling rod (102) is divided into a cylindrical section and an L-shaped section, the cylindrical section is slidably mounted on the connecting frame (101), the lower end of the cylindrical section is connected with the L-shaped section, and the L-shaped section and the movable column (43) are correspondingly matched.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311375354.XA CN117102568B (en) | 2023-10-23 | 2023-10-23 | Thin-wall hollow pipe conveying and cutting machine |
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| CN202311375354.XA CN117102568B (en) | 2023-10-23 | 2023-10-23 | Thin-wall hollow pipe conveying and cutting machine |
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| CN117102568B true CN117102568B (en) | 2023-12-26 |
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| JPH10227194A (en) * | 1997-02-17 | 1998-08-25 | Ohbayashi Corp | Construction method of shaft |
| CN102758297A (en) * | 2012-08-14 | 2012-10-31 | 白荣舜 | Cutting stripping machine for spindle spool buttcock line of circular weaving machine |
| CN104209690A (en) * | 2014-09-03 | 2014-12-17 | 上海交通大学 | Flexible fixture for vertical assembling of large-size thin-wall cylindrical component |
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| CN211916950U (en) * | 2020-04-23 | 2020-11-13 | 宿迁学院 | Pipe punching equipment |
| CN112548209A (en) * | 2020-11-25 | 2021-03-26 | 张家港台达机械制造有限公司 | Fixed-length cutting device for material pipe |
| WO2022267075A1 (en) * | 2021-06-25 | 2022-12-29 | 临海伟星新型建材有限公司 | Pipe pressure resistance testing device and testing method thereof |
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2023
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10227194A (en) * | 1997-02-17 | 1998-08-25 | Ohbayashi Corp | Construction method of shaft |
| CN102758297A (en) * | 2012-08-14 | 2012-10-31 | 白荣舜 | Cutting stripping machine for spindle spool buttcock line of circular weaving machine |
| CN104209690A (en) * | 2014-09-03 | 2014-12-17 | 上海交通大学 | Flexible fixture for vertical assembling of large-size thin-wall cylindrical component |
| CN109514273A (en) * | 2018-11-02 | 2019-03-26 | 连云港成洛宝自动化科技有限公司 | A kind of climbing type scaffold connecting tube automatic assembly line |
| CN211916950U (en) * | 2020-04-23 | 2020-11-13 | 宿迁学院 | Pipe punching equipment |
| CN112548209A (en) * | 2020-11-25 | 2021-03-26 | 张家港台达机械制造有限公司 | Fixed-length cutting device for material pipe |
| WO2022267075A1 (en) * | 2021-06-25 | 2022-12-29 | 临海伟星新型建材有限公司 | Pipe pressure resistance testing device and testing method thereof |
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| CN117102568A (en) | 2023-11-24 |
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