CN111872475A - Cutting device for steel pipe - Google Patents
Cutting device for steel pipe Download PDFInfo
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- CN111872475A CN111872475A CN202010600913.2A CN202010600913A CN111872475A CN 111872475 A CN111872475 A CN 111872475A CN 202010600913 A CN202010600913 A CN 202010600913A CN 111872475 A CN111872475 A CN 111872475A
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- steel pipe
- clamping
- cutting
- assembly
- cutting device
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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
- B23D45/00—Sawing machines or sawing devices with circular saw blades or with friction saw discs
- B23D45/10—Sawing machines or sawing devices with circular saw blades or with friction saw discs with a plurality of circular saw blades
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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
- B23D45/00—Sawing machines or sawing devices with circular saw blades or with friction saw discs
- B23D45/12—Sawing machines or sawing devices with circular saw blades or with friction saw discs with a circular saw blade for cutting tubes
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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
- B23D47/00—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
- B23D47/04—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of devices for feeding, positioning, clamping, or rotating work
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Abstract
The application relates to the technical field of cutting equipment, in particular to a cutting device for a steel pipe, which comprises a support, a plurality of cutting mechanisms, a clamping mechanism and a blanking mechanism; the cutting mechanism comprises a workbench, a rotary cutting assembly and a driving assembly; the blanking mechanism comprises two groups of conveying belts; the clamping mechanism comprises a plurality of clamping components and three groups of pushing components, and each clamping component comprises three clamping plates. In the cutting process of the steel pipe, two groups of pushing assemblies push one clamping plate at the edge part and the middle clamping plate to clamp the steel pipe together, a driving assembly drives a rotary cutting assembly to cut the steel pipe into a plurality of sections, and then the two clamping plates drive the steel pipe to move to a conveying belt for blanking; and the new steel pipe will be placed and carry out the centre gripping cutting between the splint in the middle of and another splint on limit portion, and later above-mentioned two splint will drive the steel pipe and move and carry out the unloading on another group's conveyer belt. This application has improved the machining efficiency of steel pipe.
Description
Technical Field
The application relates to the technical field of cutting equipment, in particular to a cutting device for a steel pipe.
Background
The steel pipe is usually cut to a prescribed length using a circular saw machine before use.
The existing circular sawing machine comprises a workbench, a cutting assembly and a clamp, wherein in the cutting process, the clamp is clamped on a steel pipe on the workbench, and the cutting assembly is used for cutting the clamped steel pipe.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: for a whole steel pipe, if the steel pipe is cut into several sections, the steel pipe needs to be cut and moved for many times, which is inefficient, and thus needs to be improved.
Disclosure of Invention
In order to improve the machining efficiency of steel pipe, this application provides a cutting device for steel pipe.
The application provides a cutting device for steel pipe adopts following technical scheme: a cutting device for a steel pipe comprises a bracket, a plurality of cutting mechanisms, a clamping mechanism and a blanking mechanism, wherein the cutting mechanisms are sequentially arranged along the axial direction of the steel pipe; the cutting mechanism comprises a workbench, a rotary cutting assembly and a driving assembly, and the driving assembly drives the rotary cutting assembly to cut the steel pipe; the blanking mechanism comprises two groups of conveying belts extending along the axial direction of the steel pipe, and the two groups of conveying belts are respectively arranged on two sides of the workbench; the clamping mechanism comprises a plurality of clamping assemblies and three groups of pushing assemblies, wherein the two groups of clamping assemblies are arranged on one workbench located on the edge portion, the two groups of clamping assemblies are respectively arranged on two opposite sides of the rotary cutting assembly on the workbench, the other groups of clamping assemblies are respectively arranged on the corresponding workbench, each clamping assembly comprises three clamping plates which are sequentially arranged, the arrangement direction of the three clamping plates is perpendicular to the axial direction of the steel pipe, and the pushing assemblies push the clamping plates located on the same vertical surface in all the clamping assemblies to move to the upper portion of the conveying belt towards the arrangement direction of the three clamping plates.
Through adopting above-mentioned technical scheme, in the cutting process of steel pipe, put into the steel pipe earlier between the splint of limit portion and the splint in the middle and shelve the workstation on, the rethread two sets of promotion subassemblies promote above-mentioned two splint centre gripping in the steel pipe jointly, then drive assembly will drive the cutting of rotatory cutting assembly to the steel pipe for the steel pipe is cut into a plurality of sections.
Because two groups of clamping assemblies are arranged on one workbench positioned on the edge part, the number of the clamping assemblies is the same as that of the cut steel pipes, and each cut steel pipe can be clamped; then the two groups of pushing assemblies drive the two clamping plates clamped on the steel pipe to move, so that the cut steel pipe moves to the position above one group of conveying belts; then the clamping plates positioned at the edge part move to be separated from the steel pipe, and the steel pipe falls onto the conveying belt for blanking; simultaneously, place new steel pipe between the splint in the middle of and another splint on limit portion, the rethread two sets of promotion subassemblies promote above-mentioned two splint centre gripping in new steel pipe jointly, can carry out the cutting of new steel pipe this moment.
After the new steel pipe is cut, the two groups of pushing assemblies push the two clamping plates clamped on the steel pipe to move towards the other conveying belt, so that the cut steel pipe falls onto the other group of conveying belt to be discharged. To sum up, this application can carry out many places cutting to the steel pipe simultaneously, and has realized the automatic unloading of steel pipe to the machining efficiency of steel pipe has been improved.
Preferably, the pushing assembly comprises a connecting rod and two first cylinders, the connecting rod is connected to the clamping plates located on the same vertical surface in all the clamping assemblies, the first cylinders are fixed on the support, the extending direction of piston rods of the first cylinders is perpendicular to the axial direction of the steel pipe, and the piston rods of the first cylinders are fixedly connected to the connecting rod.
Through adopting above-mentioned technical scheme, when first cylinder drove the connecting rod motion, all splint that lie in on same vertical face will synchronous motion to the splint press from both sides the steel pipe tightly or drive the steel pipe to the conveyer belt on.
Preferably, the clamping plate is connected to the workbench in a sliding mode along the telescopic direction of the first cylinder piston rod.
Through adopting above-mentioned technical scheme for splint are difficult for rocking when pressing from both sides tightly in the steel pipe and drive the steel pipe and move to the conveyer belt.
Preferably, the steel pipe cutting machine further comprises a plurality of moving mechanisms corresponding to the cutting mechanisms, each moving mechanism comprises a moving table and a driving assembly, each moving table is fixedly connected to the corresponding workbench through a connecting frame, and each driving assembly drives the corresponding moving table to axially slide along the corresponding steel pipe; the splint are slidably sleeved on the connecting rod.
By adopting the technical scheme, when the driving assembly drives the mobile station to move, the distance between two adjacent groups of cutting mechanisms is changed, so that the cutting mechanisms can cut the steel pipe into different lengths; the clamping plate is connected to the workbench in a sliding manner, so that the clamping plate can move synchronously with the workbench, and workers do not need to adjust the position of the clamping plate; the clamping plate is sleeved on the connecting rod in a sliding manner. Therefore, the connecting rod can still drive all the clamping plates on the same vertical surface to move synchronously.
Preferably, the bracket is fixed with two limiting rods and racks which extend along the axial direction of the steel pipe, and the limiting rods penetrate through all the mobile stations; the driving assembly comprises a first motor and a gear, the first motor is fixed on the mobile station, and the gear is fixedly sleeved outside an output shaft of the first motor and meshed with the rack.
Through adopting above-mentioned technical scheme, when first motor drive gear was rotatory on the rack, the mobile station will move along the extending direction of rack to the interval between two sets of adjacent cutting mechanism has been adjusted.
Preferably, still include stop gear, stop gear includes that two sets of components locate the tight subassembly of support on the limit portion moving platform, supports tight subassembly and includes the second cylinder and support tight board, and the second cylinder is fixed on the moving platform, and the piston rod of second cylinder extends along the steel pipe axial, supports tight board and fixes on the piston rod of second cylinder, and the second cylinder drives and supports tight board and support tightly in the steel pipe tip.
Through adopting above-mentioned technical scheme, before the steel pipe is cut, two second cylinders all will drive and support the motion of tight board, and two are supported tight board and will be supported tightly in the both ends of steel pipe respectively, so improved the stability of steel pipe when the cutting, and support tight board and will adjust the position of steel pipe to the cutting accuracy of steel pipe has been improved.
Preferably, the steel tube clamping device further comprises a feeding mechanism, the feeding mechanism comprises an inclined slideway and a first blocking assembly, the steel tubes are sequentially placed on the inclined slideway, and the lower end of the inclined slideway is located above the clamping plate; the first subassembly that blocks includes third cylinder and baffle, and the third cylinder passes through the mount to be fixed on the slope slide, and the piston rod of third cylinder extends and fixed connection in baffle along vertical direction.
By adopting the technical scheme, the steel pipes placed in sequence are blocked on the inclined slideway by the partition plates, when the third cylinder drives the partition plates to move to be separated from the steel pipes, all the steel pipes synchronously roll downwards, the steel pipes at the lowest part are separated from the inclined slideway and move in a parabola mode, and the rest steel pipes are blocked by the reset partition plates, so that only one steel pipe is fed to the space between the two adjacent groups of clamping plates at each time.
Preferably, the feed mechanism further comprises a second blocking assembly, the structure of the second blocking assembly is the same as that of the first blocking assembly, and a steel pipe is placed between the partition plate in the second blocking assembly and the partition plate in the first blocking assembly.
By adopting the technical scheme, the partition plate in the first blocking assembly blocks the lowermost steel pipe on the inclined slideway, and the partition plate in the second blocking assembly blocks the rest of the steel pipes on the inclined slideway, so that after the partition plate in the first blocking assembly is separated from the steel pipes, the lowermost steel pipe on the inclined slideway moves to a position between two adjacent clamping plates; after the partition plate in the first blocking assembly is reset, the partition plate in the second blocking assembly is separated from the steel pipe, and all the steel pipes on the inclined slide way slide downwards and are blocked by the partition plate in the first blocking assembly; then the baffle in the second blocks the subassembly will reset for a steel pipe is left between the baffle in the second blocks the subassembly and the baffle in the first subassembly that blocks all the time, has guaranteed that only a steel pipe can move to between two adjacent splint at every turn.
Preferably, the rotary cutting assembly comprises a shell, a second motor and a cutter disc, the shell is driven by the driving assembly to move, the second motor is fixed on the shell, an output shaft of the second motor is fixedly connected to the cutter disc, and the upper portion of the cutter disc is located in the shell.
Through adopting above-mentioned technical scheme, the second motor will drive the rotatory cutting steel pipe of blade disc, and the sweeps that splashes among the cutting process will be blockked by the casing.
Preferably, the driving assembly comprises a rotating frame and a fourth cylinder, the shell is fixed on the rotating frame, the rotating frame and the fourth cylinder are both rotatably connected to the moving platform, a piston rod of the fourth cylinder is rotatably connected to the rotating frame, and an axis of the piston rod of the fourth cylinder is located on a vertical surface.
Through adopting above-mentioned technical scheme, when the piston rod of fourth cylinder stretches out, fourth cylinder and rotating turret all will take place rotatoryly, and the rotating turret will drive the casing motion and make the rotatory steel pipe on the cutting table of blade disc.
To sum up, the application comprises the following beneficial technical effects:
1. the cutting mechanism, the clamping mechanism and the blanking mechanism are arranged, so that the steel pipe can be cut at multiple positions at the same time, and the automatic blanking of the steel pipe is realized, so that the processing efficiency of the steel pipe is improved;
2. the arrangement of the moving mechanism enables the distance between two adjacent groups of cutting mechanisms to be changed, so that the cutting mechanisms can cut the steel pipe into different lengths;
3. the arrangement of the limiting mechanism enables the two abutting plates to abut against two ends of the steel pipe respectively, so that the stability of the steel pipe during cutting is improved, and the abutting plates adjust the position of the steel pipe, so that the cutting precision of the steel pipe is improved;
4. due to the arrangement of the feeding mechanism, automatic feeding of the steel pipes is realized, and the machining efficiency of the steel pipes is further improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure in the embodiment of the present application;
FIG. 2 is a schematic structural diagram showing a cutting mechanism, a clamping mechanism, a limiting mechanism, a moving mechanism and a blanking mechanism in the embodiment of the application;
FIG. 3 is a schematic structural view showing a clamping mechanism and a blanking mechanism in an embodiment of the present application;
FIG. 4 is a schematic structural diagram showing a blanking mechanism in the embodiment of the present application;
FIG. 5 is a schematic structural diagram showing a loading mechanism, a clamping mechanism and a blanking mechanism in an embodiment of the present application;
fig. 6 is a schematic structural view showing a loading mechanism in the embodiment of the present application.
Reference numerals: 1. a support; 11. a limiting rod; 12. a rack; 2. a feeding mechanism; 21. inclining the slideway; 22. an adjustment assembly; 221. a limiting plate; 222. a screw rod; 223. a rod is arranged in a penetrating way; 224. a turntable; 23. a first blocking component; 231. a third cylinder; 232. a partition plate; 233. a fixed mount; 24. a second barrier assembly; 3. a cutting mechanism; 31. a work table; 311. a cutter groove; 312. a dovetail block; 313. a dovetail groove; 32. a rotary cutting assembly; 321. a housing; 322. a second motor; 323. a cutter head; 33. a drive assembly; 331. a rotating frame; 332. a fourth cylinder; 4. a clamping mechanism; 41. a clamping assembly; 411. a splint; 42. a pushing assembly; 421. a connecting rod; 422. a first cylinder; 5. a limiting mechanism; 51. a propping component; 511. a second cylinder; 512. a propping plate; 6. a moving mechanism; 61. a mobile station; 62. a driving component; 621. a first motor; 622. a gear; 63. a connecting frame; 7. a blanking mechanism; 71. a conveyor belt; 711. a baffle plate; 72. a first blanking plate; 73. and a second blanking plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses a cutting device for steel pipe. As shown in fig. 1, a cutting device for steel pipes comprises a support 1, a feeding mechanism 2 for automatically feeding steel pipes, a plurality of cutting mechanisms 3 sequentially arranged along the axial direction of the steel pipes, a clamping mechanism 4 for clamping the steel pipes, a limiting mechanism 5 for abutting against two ends of the steel pipes, a plurality of moving mechanisms 6 for adjusting the positions of the corresponding cutting mechanisms 3, and a blanking mechanism 7 for conveying the cut steel pipes.
As shown in fig. 2, the cutting mechanism 3 includes a working table 31, a rotary cutting assembly 32 and a driving assembly 33, the rotary cutting assembly 32 includes a housing 321, a second motor 322 and a cutter disc 323, the second motor 322 is fixed on the housing 321, an output shaft of the second motor 322 is fixedly connected to the cutter disc 323, and an upper portion of the cutter disc 323 is located in the housing 321; a cutter groove 311 for sinking the cutter head 323 is formed in the upper surface of the workbench 31; the driving assembly 33 comprises a rotating frame 331 and a fourth air cylinder 332, the housing 321 is fixed on the rotating frame 331, the rotating frame 331 and the fourth air cylinder 332 are both rotatably connected to the moving mechanism 6, a piston rod of the fourth air cylinder 332 is rotatably connected to the rotating frame 331, and an axis of the piston rod of the fourth air cylinder 332 is located on a vertical plane.
After the steel pipe is clamped on the workbench 31 by the clamping mechanism 4, the piston rod of the fourth cylinder 332 extends out, the fourth cylinder 332 and the rotating frame 331 both rotate, the rotating frame 331 drives the shell 321 to move towards the steel pipe, the second motor 322 drives the cutter head 323 to rotate to cut the steel pipe, the cutter head 323 sinks into the cutter slot 311, so that the steel pipe is completely cut, and scraps splashed in the cutting process are blocked by the shell 321. The multiple groups of cutting mechanisms 3 can work simultaneously, so that multiple cutting positions of the steel pipe are realized, and the processing efficiency of the steel pipe is improved.
As shown in fig. 2, the clamping mechanism 4 includes a plurality of clamping assemblies 41 and three sets of pushing assemblies 42, wherein two sets of clamping assemblies 41 are disposed on one of the work tables 31 located at the edge, the two sets of clamping assemblies 41 are respectively disposed at two opposite sides of the rotary cutting assembly 32 on the work table 31, and the rest clamping assemblies 41 are respectively disposed on the corresponding work tables 31; the clamping assembly 41 comprises three clamping plates 411 which are sequentially arranged, and the arrangement direction of the three clamping plates 411 is perpendicular to the axial direction of the steel pipe; the pushing assembly 42 comprises a connecting rod 421 and two first cylinders 422, the connecting rod 421 is connected to the clamping plates 411 on the same vertical surface in all the clamping assemblies 41, the first cylinders 422 are fixed on the support 1, the extending direction of the piston rods of the first cylinders 422 is perpendicular to the axial direction of the steel pipes, and the piston rods of the first cylinders 422 are fixedly connected to the connecting rod 421.
In the cutting process of the steel pipe, the steel pipe is firstly placed between the clamping plate 411 at the edge part and the clamping plate 411 in the middle and placed on the workbench 31, and then the first air cylinder 422 drives the connecting rod 421 to move, so that the two clamping plates 411 are clamped on the steel pipe together, and the stability of the steel pipe when being cut is ensured. Because two sets of clamping assemblies 41 are arranged on one of the working tables 31 positioned on the edge part, the number of the clamping assemblies 41 is the same as that of the cut steel pipes, and each cut steel pipe can be clamped.
As shown in fig. 2 and 3, the blanking mechanism 7 includes two sets of conveyor belts 71 extending in the axial direction of the steel pipe, and the two sets of conveyor belts 71 are respectively disposed on two sides of the table 31. After the steel pipe is cut, the two groups of pushing assemblies 42 drive the two clamping plates 411 clamped on the steel pipe to move, so that the cut steel pipe moves to the upper part of one group of conveying belts 71, and the conveying belts 71 are positioned below the connecting rods 421, so that the steel pipe is not easy to interfere with the connecting rods 421; then the clamp plate 411 positioned at the edge part moves to be separated from the steel pipe, the steel pipe falls onto the conveyor belt 71 to be blanked, and two baffle plates 711 are fixed on the conveyor belt 71, so that the steel pipe is not easy to fall from the edge part of the conveyor belt 71; meanwhile, a new steel pipe is placed between the middle clamping plate 411 and the other clamping plate 411 at the edge, and the two clamping plates 411 are pushed by the two groups of pushing assemblies 42 to be clamped on the new steel pipe together, so that the new steel pipe can be cut.
After the new steel pipe is cut, the two groups of pushing assemblies 42 push the two clamping plates 411 clamped on the steel pipe to move towards the other conveying belt 71, so that the cut steel pipe falls onto the other group of conveying belts 71 for blanking. The two groups of conveyor belts 71 are matched with each other and work alternately, so that the automatic blanking of the steel pipes is realized, and the machining efficiency of the steel pipes is improved.
As shown in fig. 4, the blanking mechanism 7 further includes a first blanking plate 72 and a second blanking plate 73 disposed at the output end of the conveyor belt 71, the first blanking plate 72 and the second blanking plate 73 are integrally formed, and both the first blanking plate 72 and the second blanking plate 73 are disposed in an inclined manner. The steel pipes dropped from the conveyor 71 roll from the first blanking plate 72 to the second blanking plate 73, and then roll from the second blanking plate 73 to a collection place.
As shown in fig. 2 and 3, the moving mechanism 6 includes a moving table 61 and a driving assembly 62, the rotating frame 331 and the fourth cylinder 332 are both rotatably connected to the moving table 61, the moving table 61 is fixedly connected to the working table 31 through a connecting frame 63, two limit rods 11 and racks 12 extending along the axial direction of the steel pipe are fixed on the support 1, and the limit rods 11 penetrate through all the moving tables 61; the driving assembly 62 includes a first motor 621 and a gear 622, the first motor 621 is fixed on the moving stage 61, and the gear 622 is fixedly sleeved outside an output shaft of the first motor 621 and is meshed with the rack 12. The clamping plate 411 is slidably sleeved on the connecting rod 421, and a dovetail block 312 is fixed on the clamping plate 411; the worktable 31 is provided with a dovetail groove 313 extending along the arrangement direction of the clamping plates 411, and the dovetail block 312 is embedded in the dovetail groove 313 in a sliding manner.
When the first motor 621 drives the gear 622 to rotate on the rack 12, the moving table 61 moves along the extending direction of the rack 12, and the distance between two adjacent sets of cutting mechanisms 3 is adjusted, so that the cutting mechanisms 3 can cut steel pipes into different lengths; because the dovetail block 312 is slidably embedded in the dovetail groove 313, the clamping plate 411 synchronously moves along with the workbench 31, and workers do not need to adjust the position of the clamping plate 411; because the clamping plates 411 are slidably sleeved on the connecting rod 421, the connecting rod 421 can still drive all the clamping plates 411 on the same vertical surface to synchronously move.
As shown in fig. 2, the limiting mechanism 5 includes two groups of abutting assemblies 51 disposed on the edge moving table 61, each abutting assembly 51 includes a second cylinder 511 and an abutting plate 512, the second cylinder 511 is fixed on the moving table 61, a piston rod of the second cylinder 511 extends along the axial direction of the steel pipe, and the abutting plate 512 is fixed on the piston rod of the second cylinder 511. Before the steel pipe is cut, the two second cylinders 511 drive the abutting plates 512 to move, and the two abutting plates 512 abut against two ends of the steel pipe respectively, so that the stability of the steel pipe during cutting is improved, and the positions of the steel pipe are adjusted by the abutting plates 512, so that the cutting precision of the steel pipe is improved.
As shown in fig. 5 and 6, the feeding mechanism 2 includes an inclined slideway 21, two sets of adjusting assemblies 22, a first blocking assembly 23 and a second blocking assembly 24, the inclined slideway 21 is arranged in a "U" shape, the steel pipes are sequentially placed on the inclined slideway 21, and the lower end of the inclined slideway 21 is located above the clamping plate 411; the first blocking assembly 23 comprises a third cylinder 231 and a partition 232, the third cylinder 231 is fixed on the inclined slideway 21 through a fixing frame 233, and a piston rod of the third cylinder 231 extends in the vertical direction and is fixedly connected to the partition 232; the second barrier assembly 24 has the same structure as the first barrier assembly 23.
The partition 232 in the first blocking assembly 23 blocks the steel pipe at the lowest position on the inclined slideway 21, and the partition 232 in the second blocking assembly 24 blocks the rest of the steel pipes on the inclined slideway 21, so that when the partition 232 in the first blocking assembly 23 is separated from the steel pipe, the steel pipe at the lowest position on the inclined slideway 21 is separated from the inclined slideway 21 and moves in a parabolic manner to a position between two adjacent clamping plates 411, and automatic feeding of the steel pipes is realized.
After the partition 232 in the first blocking assembly 23 is reset, the partition 232 in the second blocking assembly 24 moves to be separated from the steel pipe, and all the steel pipes on the inclined slideway 21 slide downwards and are blocked by the partition 232 in the first blocking assembly 23; then the partition 232 in the second blocking assembly 24 is reset, so that a steel pipe is always left between the partition 232 in the second blocking assembly 24 and the partition 232 in the first blocking assembly 23, and it is ensured that only one steel pipe can move to between two adjacent clamping plates 411 at each time.
As shown in fig. 6, the two sets of adjusting assemblies 22 are respectively disposed at two ends of the steel pipe, each adjusting assembly 22 includes a limiting plate 221, a screw rod 222, a penetrating rod 223 and a rotating disc 224, the screw rod 222 and the penetrating rod 223 extend along the length direction of the steel pipe, the screw rod 222 is rotatably connected to the limiting plate 221 and is in threaded fit with the inclined slide way 21, the penetrating rod 223 is fixed on the limiting plate 221 and penetrates the inclined slide way 21, and the rotating disc 224 is fixed on the screw rod 222. When the screw rod 222 is rotated through the turntable 224, the limiting plates 221 slide on the penetrating rods 223, the distance between the two groups of limiting plates 221 is changed, clamping of steel pipes with different lengths is achieved, and the steel pipes with different lengths can accurately slide between the two abutting plates 512.
The implementation principle of the cutting device for the steel pipe in the embodiment of the application is as follows: in the process of processing the steel pipe, the third cylinder 231 in the first blocking assembly 23 drives the partition 232 to separate from the steel pipe, the steel pipe at the lowest position on the inclined slideway 21 separates from the inclined slideway 21, and the steel pipe moves in a parabolic manner to a position between two adjacent clamping plates 411, so that the automatic feeding of the steel pipe is realized.
Then the first cylinder 422 drives the connecting rod 421 to move, so that the two clamping plates 411 are clamped on the steel pipe together, the two second cylinders 511 drive the abutting plates 512 to move, and the two abutting plates 512 abut against two ends of the steel pipe respectively, so that the stability of the steel pipe is ensured; then, the piston rod of the fourth cylinder 332 extends out, the fourth cylinder 332 and the rotating frame 331 rotate, the rotating frame 331 drives the shell 321 to move towards the steel pipe, the second motor 322 drives the cutter head 323 to rotate to cut the steel pipe, and the cutter head 323 sinks into the cutter slot 311, so that the steel pipe is completely cut. Because the plurality of groups of cutting mechanisms 3 work simultaneously, the steel pipe is cut into a plurality of sections.
Then the two groups of pushing assemblies 42 drive the two clamping plates 411 clamped on the steel pipes to move, so that the cut steel pipes move to the upper part of one group of conveying belts 71; then the clamping plates 411 positioned at the edge part move to be separated from the steel pipe, and the steel pipe falls onto the conveyor belt 71 to be blanked; meanwhile, a new steel pipe is placed between the middle clamping plate 411 and the other clamping plate 411 at the edge, and the two clamping plates 411 are pushed by the two groups of pushing assemblies 42 to be clamped on the new steel pipe together, so that the new steel pipe can be cut.
After the new steel pipe is cut, the two groups of pushing assemblies 42 push the two clamping plates 411 clamped on the steel pipe to move towards the other conveying belt 71, so that the cut steel pipe falls onto the other group of conveying belts 71 for blanking. The two groups of conveyor belts 71 are matched with each other and work alternately, so that the automatic blanking of the steel pipes is realized.
To sum up, this application has realized automatic feeding, automatic centre gripping, automatic cutout and the automatic unloading of steel pipe to the machining efficiency of steel pipe has been improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a cutting device for steel pipe which characterized in that: the steel pipe cutting device comprises a support (1), a plurality of cutting mechanisms (3) which are sequentially arranged along the axial direction of a steel pipe, a clamping mechanism (4) for clamping the steel pipe, and a blanking mechanism (7) for conveying the cut steel pipe; the cutting mechanism (3) comprises a workbench (31), a rotary cutting assembly (32) and a driving assembly (33), and the driving assembly (33) drives the rotary cutting assembly (32) to cut the steel pipe; the blanking mechanism (7) comprises two groups of conveying belts (71) extending along the axial direction of the steel pipe, and the two groups of conveying belts (71) are respectively arranged on two sides of the workbench (31); the clamping mechanism (4) comprises a plurality of clamping assemblies (41) and three groups of pushing assemblies (42), wherein two groups of clamping assemblies (41) are arranged on one workbench (31) located on the edge portion, the two groups of clamping assemblies (41) are respectively arranged on two opposite sides of the rotary cutting assembly (32) on the workbench (31), the rest clamping assemblies (41) are respectively arranged on the corresponding workbench (31), each clamping assembly (41) comprises three clamping plates (411) which are sequentially arranged, the arrangement direction of the three clamping plates (411) is perpendicular to the axial direction of the steel pipe, and the pushing assemblies (42) push the clamping plates (411) located on the same vertical surface in all the clamping assemblies (41) to move to the upper side of the conveying belt (71) towards the directions of the three clamping plates (411).
2. A cutting device for steel pipes according to claim 1, characterized in that: the pushing assembly (42) comprises a connecting rod (421) and two first air cylinders (422), the connecting rod (421) is connected to the clamping plates (411) located on the same vertical surface in all the clamping assemblies (41), the first air cylinders (422) are fixed on the support (1), the extending direction of piston rods of the first air cylinders (422) is perpendicular to the axial direction of the steel pipe, and the piston rods of the first air cylinders (422) are fixedly connected to the connecting rod (421).
3. A cutting device for steel pipes according to claim 2, characterized in that: the clamping plate (411) is connected to the workbench (31) in a sliding mode along the telescopic direction of the piston rod of the first air cylinder (422).
4. A cutting device for steel pipes according to claim 3, characterized in that: the steel pipe cutting machine is characterized by further comprising a plurality of moving mechanisms (6) corresponding to the cutting mechanisms (3), wherein each moving mechanism (6) comprises a moving platform (61) and a driving assembly (62), the moving platforms (61) are fixedly connected to the working platform (31) through connecting frames (63), and the driving assemblies (62) drive the moving platforms (61) to axially slide along the steel pipes; the splint (411) is sleeved on the connecting rod (421) in a sliding manner.
5. A cutting device for steel pipes according to claim 4 characterized in that: two limiting rods (11) and racks (12) which extend along the axial direction of the steel pipe are fixed on the support (1), and the limiting rods (11) penetrate through all the moving tables (61); the driving assembly (62) comprises a first motor (621) and a gear (622), the first motor (621) is fixed on the mobile station (61), and the gear (622) is fixedly sleeved outside an output shaft of the first motor (621) and meshed with the rack (12).
6. A cutting device for steel pipes according to claim 4 characterized in that: still include stop gear (5), stop gear (5) include that two sets of components locate tight subassembly (51) of supporting on limit portion moving platform (61), support tight subassembly (51) including second cylinder (511) and support tight board (512), second cylinder (511) are fixed on moving platform (61), the piston rod of second cylinder (511) extends along the steel pipe axial, support tight board (512) and fix on the piston rod of second cylinder (511), second cylinder (511) drive support tight board (512) and support tightly in the steel pipe tip.
7. A cutting device for steel pipes according to claim 1, characterized in that: the steel pipe; the first blocking assembly (23) comprises a third air cylinder (231) and a partition plate (232), the third air cylinder (231) is fixed on the inclined slide way (21) through a fixing frame (233), and a piston rod of the third air cylinder (231) extends in the vertical direction and is fixedly connected to the partition plate (232).
8. A cutting device for steel pipes according to claim 7, characterized in that: the feeding mechanism (2) further comprises a second blocking assembly (24), the structure of the second blocking assembly (24) is the same as that of the first blocking assembly (23), and a steel pipe is arranged between a partition plate (232) in the second blocking assembly (24) and the partition plate (232) in the first blocking assembly (23).
9. A cutting device for steel pipes according to claim 4 characterized in that: rotatory cutting assembly (32) include casing (321), second motor (322) and blade disc (323), and casing (321) are by drive assembly (33) drive motion, and second motor (322) are fixed on casing (321), and the output shaft fixed connection of second motor (322) is in blade disc (323), and the upper portion of blade disc (323) is located casing (321).
10. A cutting device for steel pipes according to claim 9, characterized in that: the driving assembly (33) comprises a rotating frame (331) and a fourth air cylinder (332), the shell (321) is fixed on the rotating frame (331), the rotating frame (331) and the fourth air cylinder (332) are both rotatably connected to the moving platform (61), a piston rod of the fourth air cylinder (332) is rotatably connected to the rotating frame (331), and the axis of the piston rod of the fourth air cylinder (332) is located on a vertical plane.
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| CN202010600913.2A CN111872475B (en) | 2020-06-28 | 2020-06-28 | Cutting device for steel pipe |
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| CN202010600913.2A CN111872475B (en) | 2020-06-28 | 2020-06-28 | Cutting device for steel pipe |
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| CN111872475B CN111872475B (en) | 2022-12-13 |
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| CN112916946A (en) * | 2021-02-03 | 2021-06-08 | 青岛沃明钢管有限公司 | Full-automatic steel pipe cutting equipment and using method thereof |
| CN113084253A (en) * | 2021-03-18 | 2021-07-09 | 湖州市普蓝先进材料与储能器件研究院 | Automatic molding equipment and process for grating sensor |
| CN116422965A (en) * | 2023-06-15 | 2023-07-14 | 沧州天马机械股份有限公司 | Automatic steel pipe cutting equipment |
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| CN111872475B (en) | 2022-12-13 |
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