CN117140095A - Forming production line and production process of hexagonal drill rod - Google Patents
Forming production line and production process of hexagonal drill rod Download PDFInfo
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- CN117140095A CN117140095A CN202311286940.7A CN202311286940A CN117140095A CN 117140095 A CN117140095 A CN 117140095A CN 202311286940 A CN202311286940 A CN 202311286940A CN 117140095 A CN117140095 A CN 117140095A
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- reaming
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 46
- 230000007246 mechanism Effects 0.000 claims abstract description 142
- 238000010008 shearing Methods 0.000 claims abstract description 39
- 229910000831 Steel Inorganic materials 0.000 claims description 119
- 239000010959 steel Substances 0.000 claims description 119
- 230000005540 biological transmission Effects 0.000 claims description 52
- 238000010622 cold drawing Methods 0.000 claims description 44
- 238000003825 pressing Methods 0.000 claims description 18
- 238000007493 shaping process Methods 0.000 claims description 11
- 230000007704 transition Effects 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims 1
- 238000005520 cutting process Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000007781 pre-processing Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000005422 blasting Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/06—Metal-working plant comprising a number of associated machines or apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Forging (AREA)
Abstract
The application relates to the technical field of drill rod production equipment, in particular to a forming production line and a production process of a hexagonal drill rod. The conveying mechanism is characterized in that one end of the conveying mechanism is provided with a bottom plate, a plurality of stretching pieces are arranged on the bottom plate at intervals, forming pieces are arranged on the bottom plate on one side of the stretching piece on the outermost side, guide pipes are respectively arranged between the stretching pieces and the forming pieces, one end of each forming piece is provided with a traction mechanism through the slope, one side of the slope below the traction mechanism is provided with a positioning conveying mechanism through a belt conveyor, one end of the positioning conveying mechanism is provided with a hydraulic shearing mechanism, one side of the hydraulic shearing mechanism is provided with a reaming mechanism through a reversing mechanism, and one side of the reaming mechanism is provided with a drill rod collecting box. The technical problems of scattered arrangement, low automation degree, high manual labor and low drill rod production efficiency of the existing production equipment are effectively solved.
Description
Technical Field
The application relates to the technical field of drill rod production equipment, in particular to a forming production line and a production process of a hexagonal drill rod.
Background
In the engineering construction of coal mines, rock or rock-soil drilling and blasting methods, a hexagonal drill rod, also called drill steel, is essentially required, and is mainly used for punching or drilling operations on rock or ore. The manufacturing of the existing drill rod comprises the steps of firstly, stretching a round steel rod for multiple times through a stretcher to obtain a thin round rod, then manually inserting the thin round rod into a cold drawing machine, performing cold drawing operation on the thin round rod by the cold drawing machine to obtain a long hexagonal rod, manually transferring the long hexagonal rod to a cutting mechanism to cut the long hexagonal rod into short hexagonal rods, manually collecting the short hexagonal rods, placing the short hexagonal rods into a reaming device for reaming, and further obtaining the formed hexagonal drill rod.
The inventor finds that, in daily work, although a plurality of devices in the existing factory can be used for producing the hexagonal drill rod, the devices in the existing factory are distributed and distributed, and occupy more factory space; and the production continuity is poor, a large number of workers are required to assist in transferring and pushing to finish the forming production operation of the drill rod, the problems of multiple production steps, high manual labor and low automation degree exist, the production efficiency of the drill rod is directly low, and the drill rod is required to be improved.
Disclosure of Invention
The application aims to solve the technical problems of scattered arrangement, low automation degree, high manual labor and low drill rod production efficiency of various devices in the existing factory in the background, and provides a forming production line and a production process of a hexagonal drill rod.
In order to achieve the above purpose, the present application adopts the following technical scheme:
the utility model provides a shaping production line of hexagonal drill rod, includes conveying mechanism, tensile piece, shaping piece, traction mechanism, location conveying mechanism, hydraulic pressure shearing mechanism, switching-over mechanism and reaming mechanism, its characterized in that: one end of the conveying mechanism is provided with a bottom plate, a plurality of stretching pieces are arranged on the bottom plate at intervals, forming pieces are arranged on the bottom plate on one side of the stretching piece on the outermost side, guide pipes are respectively arranged between the stretching pieces and the forming pieces, one end of each forming piece is provided with a traction mechanism through a slope, one side of the slope below the traction mechanism is provided with a positioning conveying mechanism through a belt conveyor, one end of the positioning conveying mechanism is provided with a hydraulic shearing mechanism, one side of the hydraulic shearing mechanism is provided with a reaming mechanism through a reversing mechanism, and one side of the reaming mechanism is provided with a drill rod collecting box.
The conveying mechanism comprises a conveying motor, conveying rollers and a conveying frame, wherein the section of the conveying frame is in a concave shape, a plurality of assembly grooves are formed in the grooves of the conveying frame at intervals, the conveying rollers are movably mounted in the assembly grooves, one conveying roller is driven by a driving motor, and the conveying rollers are connected with each other through a transmission chain and a transmission chain wheel.
The stretching piece comprises a stretching frame, a driving stretching roller, a driven stretching roller and a stretching motor, wherein the driving stretching roller is movably arranged in the stretching frame and driven by the stretching motor, the driven stretching roller is symmetrically arranged in the stretching frame below the driving stretching roller, the driving stretching roller and the driven stretching roller are distributed at 120 degrees, and the driving stretching roller and the driven stretching roller are enclosed into a stretching cavity channel for round steel to pass through.
The stretching cavity channel of the stretching piece gradually and sequentially reduces from left to right.
The forming part comprises a forming plate, cold drawing holes are formed in positions, corresponding to the guide pipes, of the forming plate, the sections of the cold drawing holes are hexagonal, and one end head of each cold drawing hole is in a horn shape.
The traction mechanism comprises a mounting frame, a chain transmission mechanism and a cold drawing clamp, wherein the chain transmission mechanism is arranged on the mounting frame, the cold drawing clamp is arranged on the chain transmission mechanism, and the cold drawing clamp is driven by the chain transmission mechanism to realize leftward or rightward sliding.
The positioning and conveying mechanism comprises a positioning plate, a conveying motor, longitudinal guide roller groups and transverse guide roller groups, wherein one end of the positioning plate is symmetrically hinged with supporting legs, the other end of the positioning plate is provided with the supporting legs through a reset spring, the longitudinal guide roller groups and the transverse guide roller groups are arranged on the positioning plate at intervals, the longitudinal guide roller groups are movably connected through a transmission chain wheel and a transmission chain, and one longitudinal guide roller group is driven by the conveying motor.
The hydraulic shearing mechanism comprises a frame, a lifting hydraulic cylinder and a shearing knife, wherein the frame is provided with a pressing plate through the lifting hydraulic cylinder, the pressing plate is provided with the shearing knife, the pressing plate is symmetrically provided with pressing rods, and the pressing rods are in contact connection with the positioning plate.
The reversing mechanism comprises a base, bearing plates, guide inclined plates and lifting hydraulic cylinders, wherein a plurality of bearing plates are arranged on the base at intervals, the guide inclined plates are arranged at gaps among the bearing plates, the guide inclined plates are connected through connecting rods, the lifting hydraulic cylinders are arranged on the base at the lower ends of the connecting rods, and piston rods of the lifting hydraulic cylinders are fixedly connected with the connecting rods.
The reaming mechanism comprises a base plate, a reaming motor, a sliding seat, a screw rod transmission piece and torsion clamping pieces, wherein the reaming motor is arranged at two ends of the base plate through the sliding seat and the screw rod transmission piece, a reamer head is arranged on a transmission shaft of the reaming motor, a transmission shaft of one end of the reaming motor is longer than a transmission shaft of the other end of the reaming motor, and the torsion clamping pieces are arranged on the base plate between the two reamer heads.
The production process of the hexagonal drill rod forming production line comprises the following steps of:
firstly, preprocessing one end of round steel to be stretched into a cone shape, putting the round steel to be stretched into a conveying mechanism of the production line, enabling one end of the round steel to be stretched, which is in the cone shape, to correspond to a stretching piece, starting a conveying motor, and enabling all conveying rollers of the conveying mechanism to synchronously rotate so as to drive the round steel to advance from one end of a conveying frame to the other end of the conveying frame.
And secondly, starting a stretching motor after one end of the round steel to be stretched in a sharp cone shape corresponds to and enters the stretching cavity of the stretching piece, and gradually thinning and lengthening the round steel to be stretched under the cooperation of the driving stretching roller and the driven stretching roller.
Step three, the tapered and lengthened round steel is pushed by the stretching piece, the tapered end of the round steel is inserted into a cold drawing hole of the forming piece, after penetrating through the cold drawing hole, the cold drawing clamp is controlled to clamp the round steel end, the chain transmission mechanism is started, the cold drawing clamp is driven to move backwards, and accordingly dragging and drawing are formed on the round steel through the cold drawing clamp, and the round steel is cold drawn into a hexagonal shape.
And fourthly, after the round steel is completely cold-drawn, loosening the round steel by the cold-drawing clamp and resetting, sliding the formed hexagonal steel bars to the belt conveyor along the slope, and conveying the hexagonal steel bars to the positioning conveying mechanism through the guide box under the conveying of the belt conveyor.
Fifthly, the longitudinal guide roller set and the transverse guide roller set of the positioning and conveying mechanism play a role in guiding the six-edge steel bars, the second conveying motor is started, and the second conveying motor intermittently provides power for the longitudinal guide rollers of the longitudinal guide roller set, so that the six-edge steel bars are guided and driven to move towards the hydraulic shearing mechanism.
And step six, after the six-edge steel bars move to a proper length, stopping the second conveying motor, shearing the six-edge steel bars by a shearing knife of the hydraulic shearing mechanism, enabling the sheared six-edge steel bars to enter a bearing plate of the reversing mechanism under the cooperation of a transition roller, and guiding the six-edge steel bars to enter a torsion clamping piece through pushing and lifting of a guide inclined plate.
And seventhly, the torsional clamping piece clamps the hexagonal steel bars through the retaining plate, so that the reaming operation of the reamer head of the reaming mechanism is facilitated, the bracket and the hexagonal steel bars are driven to synchronously turn over through the torsional motor of the torsional clamping piece after the reaming operation is completed, and after the retaining plate releases the clamping action on the hexagonal steel bars, the hexagonal steel bars drop into the drill rod collecting box under the dead weight, namely, the production operation of the drill rod is completed once.
Compared with the prior art, the application has the advantages and positive effects that:
according to the application, the conveying rollers of the conveying mechanism play a role in positioning and conveying round steel, the round steel can smoothly enter into the stretching piece, the stretching piece area is provided with the multi-stage stretching piece, the driving stretching rollers of the stretching pieces and the two driven stretching rollers are different in diameter after being enclosed, the round steel is gradually thinned through stretching channels with different diameters, the risk that the round steel is too large in direct thinning stress and easily broken is effectively prevented, the stability of round steel thinning is ensured, the cold-drawing clamp of the traction mechanism clamps the round steel ends, the round steel is driven by the chain transmission mechanism to be subjected to cold drawing forming in the cold drawing holes of the forming piece, the six-sided steel strip is driven by the chain transmission mechanism to move along a slope surface towards the belt conveyor, the six-sided steel strip enters into the positioning conveying mechanism through the belt conveyor, the longitudinal guide roller set and the transverse guide roller set of the positioning conveyor form positioning, the six-sided steel strip is sheared by the hydraulic shearing mechanism under the cooperation of the lifting hydraulic cylinders, the support legs of the positioning conveying mechanism are provided with reset springs, the round steel strip is pushed by the shearing mechanism to push the steel strip clamping mechanism, the round steel strip clamping mechanism to the hinge hole is clamped in the hinge hole, and the six-sided steel strip clamping mechanism can be subjected to the hinge hole clamping operation after the round steel strip clamping operation is completed, and the round steel strip clamping operation is subjected to the hinge hole clamping operation, and the round steel strip clamping operation is subjected to the rolling and the round steel edge clamping operation. Compared with the existing production equipment, the production line is distributed in a scattered manner, high in automation degree and less in labor capacity of staff, and the technical problem of low production efficiency of the existing drill rod is effectively solved, so that convenience is brought to production of drill rod enterprises.
Drawings
FIG. 1 is a schematic top view of a forming line for a hexagonal drill rod according to the present application;
FIG. 2 is a schematic perspective view of a conveying mechanism according to the present application;
FIG. 3 is a schematic view of a drawing member according to the present application;
FIG. 4 is a schematic cross-sectional view of a molded part according to the present application;
FIG. 5 is a schematic side view of the structure of FIG. 4;
FIG. 6 is a schematic perspective view of a traction mechanism according to the present application;
FIG. 7 is a schematic view of a positioning and conveying mechanism according to the present application;
FIG. 8 is a schematic perspective view of a reversing mechanism according to the present application;
FIG. 9 is a schematic view of a hydraulic shear mechanism according to the present application;
FIG. 10 is a schematic view of the structure of the torsional clamping member of the present application;
fig. 11 is a schematic view of the deflected structure of fig. 10.
Legend description:
1. a conveying motor; 2. a conveying roller; 3. a carriage; 4. a drive sprocket; 5. a drive chain; 6. stretching a frame; 7. an active stretching roller; 8. driven stretching rollers; 9. stretching a motor; 10. stretching the cavity; 11. forming a plate; 12. cold drawing the hole; 13. a guide tube; 14. a slope; 15. a mounting frame; 16. a chain transmission mechanism; 17. cold drawing the clamp; 18. a belt conveyor; 19. a guide box; 20. a guide groove; 21. a longitudinal guide roller group; 22. a lateral guide roller group; 23. a frame; 24. a lifting hydraulic cylinder; 25. a shearing knife; 26. a tool apron; 27. a base; 28. a receiving plate; 29. a guide sloping plate; 30. lifting the hydraulic cylinder; 31. a transition roller; 32. a substrate; 33. reaming a motor; 34. a slide; 35. a screw rod transmission member; 36. a bracket; 37. a retaining plate; 38. abutting the cylinder; 39. an upper bracket; 40. a lower bracket; 41. a torsion motor; 42. a compression bar; 43. a drill rod collecting box; 44. round steel; 45. a return spring; 46. support legs; 47. a positioning plate; 48. a connecting rod; 49. and (5) pressing plates.
Detailed Description
In order that the above objects, features and advantages of the application will be more clearly understood, a further description of the application will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present application and 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 application, however, the present application may be practiced otherwise than as described herein, and therefore the present application is not limited to the specific embodiments of the disclosure that follow.
Referring to fig. 1-10, the present application provides a technical solution: the utility model provides a shaping production line and production technology of hexagonal drill rod, including conveying mechanism, tensile spare, shaping spare, traction mechanism, location conveying mechanism, hydraulic pressure shearing mechanism, reversing mechanism and reaming mechanism, conveying mechanism includes conveying motor 1, conveying roller 2 and carriage 3, carriage 3 is the cuboid that the cross-section is "concave" font, the interval is provided with four assembly grooves on the recess inner bottom surface of carriage 3, through assembly minor axis and bearing movable mounting conveying roller 2 in the assembly groove, conveying roller 2 is the receipts waist form, the purpose of so setting is: the round steel is in a centering state on the conveying roller 2, so that the end of the round steel which is in a pointed cone shape corresponds to the center of the stretching piece conveniently; the conveying frame 3 on one side of one conveying roller 2 is fixedly provided with a conveying motor 1 through a motor mounting seat, a transmission shaft of the conveying motor 1 is fixedly connected with an assembly short shaft of one conveying roller 2, and when the conveying frame is used, one conveying roller 2 is driven to rotate through the transmission shaft of the conveying motor 1.
The other assembly short shaft of each conveying roller 2 is fixedly provided with a driving chain wheel 4, each two driving chain wheels 4 are respectively provided with a driving chain 5, and when the conveying roller is used, each conveying roller 2 keeps synchronous and same-direction rotation through the driving chain wheel 4 and the driving chain 5.
The conveying mechanism one end is provided with the bottom plate, three stretching pieces are arranged on the bottom plate at intervals, each stretching piece comprises a stretching frame 6, a driving stretching roller 7, a driven stretching roller 8 and a stretching motor 9, the stretching frame 6 is fixedly arranged on the bottom plate, the driving stretching roller 7 is movably arranged in the stretching frame 6 through an assembly short shaft, a bearing and a bearing seat, the stretching motor 9 is fixedly arranged on the stretching frame 6 on one side of the driving stretching roller 7, a transmission shaft of the stretching motor 9 is fixedly connected with the assembly short shaft of the driving stretching roller 7, and when the conveying mechanism is used, the driving stretching roller 7 is driven to rotate through the transmission shaft of the stretching motor 9.
The driven stretching roller 8 is symmetrically and movably arranged in the stretching frame 6 below the driving stretching roller 7 through the short shaft, the bearing and the bearing seat, the driving stretching roller 7 and the driven stretching roller 8 are distributed at 120 degrees, the driving stretching roller 7 and the driven stretching roller 8 are respectively in a waisted shape, the driving stretching roller 7 and the driven stretching roller 8 are enclosed into a stretching cavity 10 for round steel 44 to pass through, and the stretching cavity 10 is positioned in the center of a stretching piece.
The stretching channels 10 of the stretching member gradually decrease in inner diameter from left to right in sequence, and the purpose of this arrangement is that: after the round steel 44 passes through the stretching chamber 10, the round steel 44 is gradually thinned under the extrusion of the driving stretching roller 7 and the driven stretching roller 8 until the round steel 44 is stretched to a diameter which meets the requirement.
The bottom plate of stretching piece one side of the outside is fixed mounting has the shaping spare, and fixed mounting has stand pipe 13 respectively between each stretching piece and between stretching piece and the shaping spare, and stand pipe 13 reduces gradually from left to right internal diameter in proper order, and the diameter of stand pipe 13 corresponds with the stretching chamber way 10 size in its left side, and the purpose of setting so is: the guiding tube 13 plays a role in limiting and guiding the stretched round steel 44, so that the round steel 44 can enter the next stretching cavity 10 accurately.
The shaping piece includes shaping board 11, has offered cold-drawing hole 12 on shaping board 11 with the guide tube 13 of right-hand member corresponds the position, and cold-drawing hole 12 cross-section is the hexagon, and cold-drawing hole 12 one end is loudspeaker form, and the purpose of so setting is: the port of the cold-drawn hole 12 in the horn shape conveniently plays a role in guiding the round steel 44, the round steel 44 conveniently enters the cold-drawn hole 12, and after the round steel 44 passes through the cold-drawn hole 12, the cold-drawn hole 12 is plastic to the round steel 44, so that the round steel 44 is cold-drawn to be hexagonal in section.
The shaping one end is provided with domatic 14, be equipped with traction mechanism on the domatic 14, traction mechanism includes mounting bracket 15, chain drive mechanism 16 and cold drawing clamp 17, mounting bracket 15 fixed mounting is on domatic 14, be equipped with chain drive mechanism 16 on the mounting bracket 15, chain drive mechanism 16 comprises chain board, sprocket and servo motor, the sprocket is equipped with through bearing frame and assembly axle movable mounting respectively at mounting bracket 15 both ends, chain board is equipped with on the sprocket, servo motor has through motor cabinet fixed mounting on the bearing frame of one of them sprocket, servo motor's transmission shaft and one of them sprocket's assembly axle fixed connection, during the use, drive assembly axle and sprocket through servo motor and rotate, thereby drive the chain board through chain board and sprocket cooperation and take place to rotate.
The cold drawing clamp 17 is fixedly arranged on a chain plate of the chain transmission mechanism 16, the cold drawing clamp 17 comprises clamping jaws and a clamp body, the clamping jaws are arranged on the clamp body through symmetrically arranged hydraulic rods, and when the hydraulic clamp is used, the piston rods of the hydraulic rods are controlled to extend or retract, so that the two clamping jaws are controlled to clamp or loosen each other.
The cold drawing clamp 17 can be driven to realize left or right reciprocating sliding under the rotation of a transmission shaft of a servo motor of the chain transmission mechanism 16.
The domatic 14 one side of traction mechanism below is provided with band conveyer 18, and band conveyer 18 is commercially available piece, and band conveyer 18 one side is provided with the baffle, and the purpose of setting so is: the hexagonal steel bars are blocked by the baffle plates, so that the hexagonal steel bars can be completely contacted with the belt conveyor 18, and can be smoothly conveyed by the belt conveyor 18.
One end of the belt conveyor 18 is provided with a guide box 19, and the guide box 19 is provided with a horn-shaped guide groove 20, so that the hexagonal steel bars can conveniently move to the positioning and conveying mechanism.
The positioning conveying mechanism is installed on one side of the guide box 19 of the belt conveyor 18 and comprises a positioning plate 47, a second conveying motor, a longitudinal guide roller set 21 and a transverse guide roller set 22, wherein the positioning plate 47 is a long rectangular plate, one end of the positioning plate 47 is symmetrically hinged with supporting legs 46 through bolts, the other end of the positioning plate 47 is fixedly provided with the supporting legs 46 through reset springs 45, and the purpose of the arrangement is that: the positioning plate 47 is convenient to realize a shape with one end high and the other end low so as to be matched with a hydraulic shearing mechanism of the next station.
The locating plate 47 is provided with a longitudinal guide roller set 21 and a transverse guide roller set 22 at intervals, the longitudinal guide roller set 21 comprises two longitudinal guide rollers, the two longitudinal guide rollers are arranged at intervals up and down, the two longitudinal guide rollers are respectively movably connected with the bearing seat through a rotating shaft, the transverse guide roller set 22 comprises two transverse guide rollers, the transverse guide rollers are arranged at intervals left and right, the transverse guide rollers and the longitudinal guide rollers are waist-collecting rollers, and the interval between the two longitudinal guide rollers corresponds to the interval between the two transverse guide rollers.
The rotating shafts of the longitudinal guide roller groups 21 are movably linked through a second driving sprocket and a second driving chain, a second conveying motor is fixedly arranged on a bearing seat of one longitudinal guide roller group 21 through a motor mounting seat, a transmission shaft of the second conveying motor is fixedly connected with the rotating shafts, the transmission shaft of the second conveying motor drives one longitudinal guide roller of one longitudinal guide roller group 21 to rotate, and one longitudinal guide roller of each longitudinal guide roller group 21 synchronously rotates through the cooperation of the second driving sprocket and the second driving chain.
The hydraulic shearing mechanism is installed at one end of the positioning conveying mechanism, the hydraulic shearing mechanism comprises a frame 23, a lifting hydraulic cylinder 24 and a shearing knife 25, the lifting hydraulic cylinder 24 is fixedly installed on the frame 23 through a hydraulic cylinder installation seat, a pressing plate 49 is fixedly installed on a piston rod of the lifting hydraulic cylinder 24, the shearing knife 25 is fixedly installed on the pressing plate 49, a knife holder 26 is arranged on the frame 23 corresponding to the shearing knife 25, and the shearing knife 25 and the knife holder 26 are aligned with the edge of the frame 23 respectively so that the next shearing is convenient after the hexagonal steel bars are cut off.
The pressing plate 49 is symmetrically provided with a pressing rod 42, the pressing rod 42 is L-shaped, the pressing rod 42 is in contact connection with the positioning plate 47, and the purpose of the arrangement is that: one end of the positioning plate 47 is pressed down through the pressing rod 42, so that the positioning plate 47 is in a form that one end is high and the other end is low, and therefore the six-prismatic steel bar is convenient to cut off and has a buffering effect when sheared, and the incision of the six-prismatic steel bar is smoother.
The hydraulic shearing mechanism is provided with reversing mechanism on one side, reversing mechanism includes base 27, accept board 28, direction swash plate 29 and lifting pneumatic cylinder 30, the interval is provided with four on the base 27 and accepts board 28, transition roller 31 is installed through mounting panel and loose axle to base 27 one end, fixed mounting has transition motor on the mounting panel of one of them transition roller 31 lower extreme, the transmission shaft drive of transition motor one of them transition roller 31 takes place to rotate, thereby realize being cut six prismatic billet complete fall into each accept board 28 on, make things convenient for later stage direction swash plate 29 to pass six prismatic billet, six prismatic billet is more steady to reaming mechanism displacement.
The clearance department between each accepting board 28 is provided with the direction swash plate 29, and the direction swash plate 29 corresponds the setting with torsion clamping piece, connects through connecting rod 48 between each direction swash plate 29, and fixed mounting has lifting pneumatic cylinder 30 on the base 27 of connecting rod 48 lower extreme, and the piston rod and the connecting rod 48 fixed connection of lifting pneumatic cylinder 30, during the use, extend or retract through the piston rod of lifting pneumatic cylinder 30 and realize the synchronous rising or the decline of each direction swash plate 29, from this makes six prismatic billet roll to torsion clamping piece department to the low potential end along the inclined plane of direction swash plate 29.
The reaming mechanism is arranged on one side of the reversing mechanism, the reaming mechanism comprises a base plate 32, a reaming motor 33, a sliding seat 34, a screw rod transmission piece 35 and a torsion clamping piece, the reaming motor 33 is arranged at two ends of the base plate 32 through the sliding seat 34 and the screw rod transmission piece 35 respectively, a reamer head is fixedly arranged on a transmission shaft of the reaming motor 33, a transmission shaft of one end of the reaming motor 33 is longer than a transmission shaft of the other end of the reaming motor 33, when the reaming motor 33 with a shorter transmission shaft is reset after punching is completed, and the reaming motor 33 with a longer transmission shaft continuously works, so that the center hole of a hexagonal steel bar is completely communicated, and the reaming efficiency is effectively improved.
The base plate 32 between two reamer heads is provided with three torsion clamping pieces, each torsion clamping piece comprises a bracket 36, a butt plate 37, a tight abutting cylinder 38, an upper bracket 39, a lower bracket 40 and a torsion motor 41, the upper bracket 39 and the lower bracket 40 are hinged through a pin shaft, the upper bracket 39 is fixedly connected with the pin shaft, the torsion motor 41 is fixedly arranged on the lower bracket 40, a transmission shaft of the torsion motor 41 is fixedly connected with the pin shaft, the bracket 36 is arranged on the upper bracket 39, the cross section of the bracket 36 is concave, the inner side of a port of the bracket 36 is in a slope 14 shape, the butt plate 37 is arranged in the bracket 36, the butt plate 38 is arranged on the bracket 36 on one side of the butt plate 37, a piston rod of the butt plate 38 is fixedly connected with the butt plate 37, when the butt plate 37 is used, the piston rod of the butt plate 38 stretches out, the butt plate 37 abuts against the six prisms in the bracket 36, follow-up reaming operation is facilitated, the upper bracket 39 and the bracket 36 are driven by the pin shaft to rotate through the torsion motor 41, thereby the pin shaft drives the upper bracket 39 and the bracket 36 to deflect the six prisms, the piston rod of the butt plate 38 is retracted, and the drill rod collecting box 43 is arranged on one side of the reaming mechanism, and when the butt plate 37 falls down to the six prisms to the hexagonal collecting box.
Working principle:
firstly, one end of round steel 44 to be stretched is preprocessed into a pointed cone shape, rolling or cutting can be adopted in the preprocessing mode, the preprocessed round steel 44 to be stretched is put into a conveying mechanism of the production line, one end of the round steel 44 to be stretched, which is in the pointed cone shape, corresponds to a stretching piece, a conveying motor 1 is started, and all conveying rollers 2 of the conveying mechanism synchronously rotate to drive the round steel 44 to advance from one end of a conveying frame 3 to the other end.
When the end of the round steel 44 to be stretched is pointed and corresponds to the stretching cavity 10 of the stretching piece and enters the stretching cavity, the stretching motor 9 is started, the round steel 44 to be stretched is gradually thinned and lengthened under the cooperation of the driving stretching roller 7 and the driven stretching roller 8, the round steel 44 which is gradually thinned and lengthened is pushed by the stretching piece, the thinned end of the round steel 44 is inserted into the cold drawing hole 12 of the forming piece under the guiding action of the guiding pipe 13, after penetrating through the cold drawing hole 12, the cold drawing clamp 17 clamps the end of the round steel 44, the chain transmission mechanism 16 is started, the cold drawing clamp 17 is driven to move backwards, and accordingly the round steel 44 is pulled by the cold drawing clamp 17, so that the round steel 44 is cold drawn into a hexagonal shape.
When the round steel 44 is completely cold-drawn, the cold-drawing clamp 17 loosens the round steel 44 and resets, the formed six-edge steel bars slide to the belt conveyor 18 along the slope 14, and enter the positioning conveying mechanism through the guide box 19 under the conveying of the belt conveyor 18, the longitudinal guide roller group 21 and the transverse guide roller group 22 of the positioning conveying mechanism play a guiding role on the six-edge steel bars, the second conveying motor is started, and the second conveying motor intermittently provides power for the longitudinal guide rollers of the longitudinal guide roller group 21, so that the six-edge steel bars are guided and driven to move towards the hydraulic shearing mechanism.
When the six-edge steel bars move to a proper length, the second conveying motor is stopped, the shearing knife 25 of the hydraulic shearing mechanism shears the six-edge steel bars, the sheared six-edge steel bars enter the bearing plate 28 of the reversing mechanism under the cooperation of the transition roller 31, and the six-edge steel bars are pushed and guided to enter the torsion clamping piece through the guide inclined plate 29.
When the hexagonal steel bars move to a proper length, the conveying motor 1 stops, the shearing knife 25 of the hydraulic shearing mechanism shears the hexagonal steel bars, the sheared hexagonal steel bars enter the bearing plate 28 of the reversing mechanism under the cooperation of the transition roller 31, and the hexagonal steel bars are pushed and lifted through the guide inclined plate 29 to be led to enter the torsion clamping piece.
The torsional clamping piece clamps the hexagonal steel bars through the retaining plate 37, so that reaming operation is conveniently carried out on the reamer heads of the reaming mechanism, the torsional motor 41 of the torsional clamping piece drives the bracket 36 and the hexagonal steel bars to synchronously overturn after the reaming operation is finished, and after the retaining plate 37 releases the clamping action on the hexagonal steel bars, the hexagonal steel bars drop into the drill rod collecting box 43 under the dead weight, namely, the production operation of one drill rod is finished.
Claims (11)
1. The utility model provides a production line of hexagonal drill rod, includes conveying mechanism, tensile piece, shaping piece, traction mechanism, location conveying mechanism, hydraulic pressure shearing mechanism, switching-over mechanism and reaming mechanism, its characterized in that: the conveyer mechanism is characterized in that one end of the conveyer mechanism is provided with a bottom plate, a plurality of stretching pieces are arranged on the bottom plate at intervals, forming pieces are arranged on the bottom plate on one side of the stretching piece on the outermost side, guide pipes (13) are respectively arranged between the stretching pieces and the forming pieces, one end of each forming piece is provided with a traction mechanism through a slope (14), one side of the slope (14) below the traction mechanism is provided with a positioning conveyer mechanism through a belt conveyer (18), one end of the positioning conveyer mechanism is provided with a hydraulic shearing mechanism, one side of the hydraulic shearing mechanism is provided with a reaming mechanism through a reversing mechanism, and one side of the reaming mechanism is provided with a drill rod collecting box (43).
2. A production line for hexagonal rods as claimed in claim 1, wherein: the conveying mechanism comprises a conveying motor (1), conveying rollers (2) and a conveying frame (3), wherein the section of the conveying frame (3) is in a concave shape, a plurality of assembling grooves are formed in the grooves of the conveying frame (3) at intervals, the conveying rollers (2) are movably mounted in the assembling grooves, one conveying roller (2) is driven by the driving motor, and the conveying rollers (2) are connected through a transmission chain (5) and a transmission chain wheel (4).
3. A production line for hexagonal rods as claimed in claim 1, wherein: the stretching piece include stretching frame (6), initiative stretching roller (7), driven stretching roller (8) and stretching motor (9), the activity is equipped with in stretching frame (6) initiative stretching roller (7), initiative stretching roller (7) pass through stretching motor (9) drive, the symmetry is equipped with in stretching frame (6) of initiative stretching roller (7) below driven stretching roller (8), initiative stretching roller (7) and driven stretching roller (8) are 120 degrees and distribute, initiative stretching roller (7) and driven stretching roller (8) enclose into one and can supply round steel (44) to pass through stretching cavity way (10), stretching cavity way (10) of stretching piece gradually reduces from left internal diameter to right internal diameter in proper order.
4. A production line for hexagonal rods as claimed in claim 1, wherein: the forming part comprises a forming plate (11), cold drawing holes (12) are formed in positions, corresponding to the guide pipes (13), on the forming plate (11), the cross sections of the cold drawing holes (12) are hexagonal, and one end head of each cold drawing hole (12) is in a horn shape.
5. A production line for hexagonal rods as claimed in claim 1, wherein: the traction mechanism comprises a mounting frame (15), a chain transmission mechanism (16) and a cold drawing clamp (17), wherein the chain transmission mechanism (16) is arranged on the mounting frame (15), the cold drawing clamp (17) is arranged on the chain transmission mechanism (16), and the cold drawing clamp (17) is driven by the chain transmission mechanism (16) to slide leftwards or rightwards.
6. A production line for hexagonal rods as claimed in claim 1, wherein: the positioning and conveying mechanism comprises a positioning plate (47), a second conveying motor, a longitudinal guide roller set (21) and a transverse guide roller set (22), wherein one end of the positioning plate (47) is symmetrically hinged with the supporting leg (46), the other end of the positioning plate (47) is provided with the supporting leg (46) through a reset spring (45), the longitudinal guide roller set (21) and the transverse guide roller set (22) are arranged on the positioning plate (47) at intervals, the longitudinal guide roller sets (21) are movably connected through a second transmission chain wheel and a second transmission chain, and one longitudinal guide roller set (21) is driven by the second conveying motor.
7. A production line for hexagonal rods as claimed in claim 1, wherein: the hydraulic shearing mechanism comprises a frame (23), a lifting hydraulic cylinder (24) and a shearing knife (25), wherein the pressing plate (49) is arranged on the frame (23) through the lifting hydraulic cylinder (24), the shearing knife (25) is arranged on the pressing plate (49), the pressing rods (42) are symmetrically arranged on the pressing plate (49), and the pressing rods (42) are in contact connection with the positioning plate (47).
8. A production line for hexagonal rods as claimed in claim 1, wherein: the reversing mechanism comprises a base (27), bearing plates (28), guide inclined plates (29) and lifting hydraulic cylinders (30), wherein a plurality of bearing plates (28) are arranged on the base (27) at intervals, the guide inclined plates (29) are arranged at gaps among the bearing plates (28), the guide inclined plates (29) are connected through connecting rods (48), the lifting hydraulic cylinders (30) are arranged on the base (27) at the lower ends of the connecting rods (48), and piston rods of the lifting hydraulic cylinders (30) are fixedly connected with the connecting rods (48).
9. A production line for hexagonal rods as claimed in claim 1, wherein: the reaming mechanism comprises a base plate (32), a reaming motor (33), a sliding seat (34), a screw rod transmission piece (35) and a torsion clamping piece, wherein the reaming motor (33) is arranged at two ends of the base plate (32) through the sliding seat (34) and the screw rod transmission piece (35), a reamer head is arranged on a transmission shaft of the reaming motor (33), a transmission shaft of one end of the reaming motor (33) is longer than a transmission shaft of the other end of the reaming motor (33), and a plurality of torsion clamping pieces are arranged on the base plate (32) between the two reamer heads.
10. A production process of a hexagonal drill rod production line comprises the following steps:
firstly, because one end of round steel (44) to be stretched is in a pointed cone shape, putting the round steel (44) to be stretched into a conveying mechanism of the production line, wherein one end of the round steel (44) to be stretched in the pointed cone shape corresponds to a stretching piece, starting a conveying motor (1), and synchronously rotating conveying rollers (2) of the conveying mechanism to drive the round steel (44) to advance from one end of a conveying frame (3) to the other end;
step two, when one end of the round steel (44) to be stretched in a pointed cone shape corresponds to and enters the stretching cavity (10) of the stretching piece, starting the stretching motor (9), and gradually thinning and lengthening the round steel (44) to be stretched under the cooperation of the driving stretching roller (7) and the driven stretching roller (8);
step three, the tapered and lengthened round steel (44) is pushed by a stretching piece, the tapered end is inserted into a cold drawing hole (12) of the forming piece, after penetrating through the cold drawing hole (12), a cold drawing clamp (17) is controlled to clamp the end of the round steel (44), a chain transmission mechanism (16) is started, the cold drawing clamp (17) is driven to move backwards, and accordingly dragging and pulling are formed on the round steel (44) through the cold drawing clamp (17), and the round steel is cold drawn into a hexagonal shape;
fourthly, after the round steel (44) is completely cold-drawn, the cold-drawn clamp (17) loosens the round steel (44) and resets, the formed six-edge steel bar slides to the belt conveyor (18) along the slope (14), and enters the positioning conveying mechanism through the guide box (19) under the conveying of the belt conveyor (18);
step five, a longitudinal guide roller set (21) and a transverse guide roller set (22) of the positioning conveying mechanism play a role in guiding the six-edge steel bars, a second conveying motor is started, and the second conveying motor intermittently provides power for the longitudinal guide rollers of the longitudinal guide roller set (21), so that the six-edge steel bars are guided and driven to move towards the hydraulic shearing mechanism.
11. Step six, after the six-edge steel bars move to a proper length, the conveying motor (1) stops, a shearing knife (25) of the hydraulic shearing mechanism shears the six-edge steel bars, the sheared six-edge steel bars enter a bearing plate (28) of the reversing mechanism under the cooperation of a transition roller (31), and the six-edge steel bars are pushed and lifted through a guide inclined plate (29) to be led to enter a torsion clamping piece;
and seventhly, the torsion clamping piece clamps the six-edge steel bar through the retaining plate (37), so that the reaming operation is conveniently carried out on the reamer head of the reaming mechanism, the bracket (36) and the six-edge steel bar are driven to synchronously turn through the torsion motor (41) of the torsion clamping piece after the reaming operation is finished, and after the retaining plate (37) releases the clamping action on the six-edge steel bar, the six-edge steel bar falls into the drill rod collecting box (43) under the dead weight, namely, the production operation of one drill rod is finished.
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| CN202311286940.7A CN117140095B (en) | 2023-10-08 | 2023-10-08 | Forming production line and production process of hexagonal drill rod |
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| CN202311286940.7A CN117140095B (en) | 2023-10-08 | 2023-10-08 | Forming production line and production process of hexagonal drill rod |
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| CN117140095B CN117140095B (en) | 2024-04-16 |
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