CN202079348U - Plasma bevel cutting device based on four-rod mechanism and cutting torch expansion - Google Patents
Plasma bevel cutting device based on four-rod mechanism and cutting torch expansion Download PDFInfo
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- CN202079348U CN202079348U CN201120154457XU CN201120154457U CN202079348U CN 202079348 U CN202079348 U CN 202079348U CN 201120154457X U CN201120154457X U CN 201120154457XU CN 201120154457 U CN201120154457 U CN 201120154457U CN 202079348 U CN202079348 U CN 202079348U
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- expansion link
- frame
- motor
- connecting rod
- rod
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Abstract
The utility model disclose a plasma bevel cutting device based on a four-rod mechanism and a cutting torch, which comprises a rack, a rotation mechanism, an expansion rod mechanism, a flat cable mechanism and a four-rod mechanism, wherein the rack is arranged on a cross beam of a gantry cutting machine, the rotation mechanism is supported on the rack through a bearing, and is connected with an output shaft of a motor, the expansion rod mechanism is a loop rod type mechanism, a gear and rack mechanism is arranged in the expansion rod so as to control an expansion rod to do expansion motion, the four-rod mechanism comprises a crank, a connecting rod, a rotation bracket, a first section of expansion rod and an expansion rod connecting rod which are connected, and the flat cable mechanism is arranged in the expansion rod mechanism, and is connected with a motor III. The plasma bevel cutting device has the beneficial effects that the four-rod mechanism is formed by the crank, the connecting rod, the rack and the expansion rod, so that the structure is more compact, the control piece large gear, the rotation bracket and the crank of the expansion rod mechanism are directly connected to the motor through a speed reducer, and are directly driven by the motor, so that the errors and the energy loss of the power transmission middle link can be reduced.
Description
Technical field
The utility model belongs to the cutter sweep field, particularly the digital controlling plasma groove cut-off apparatus.
Background technology
Groove cutting is that the position to be welded with weldment cuts into certain geometry, is the preceding working procedure of welding.The groove cut quality directly influences the processing performance and the welding quality of weldment.Therefore, selecting rational groove shape, improve the groove cut quality, guarantee bevel angle and groove face precision, is the key of groove cutting.Using digital controlling plasma beveling machine bevel cut in the prior art, is to lead cutting torch to carry out rectilinear motion, gyration and both compound motions by slewing equipment, finishes the cutting of given shape groove.The deficiency of the groove cut-off apparatus of prior art is: poor rigidity, that node is many, motion transmission error is big, mechanism takes up space is big, deadweight is bigger than normal etc.
Summary of the invention
The purpose of this utility model is to solve the deficiency that prior art exists, and designs a kind of compact conformation and simple based on four-bar mechanism and the flexible plasma groove cut-off apparatus of cutting torch.
To achieve these goals, the technical solution of the utility model is as follows: a kind of based on four-bar mechanism and the flexible plasma groove cut-off apparatus of cutting torch, comprise frame, slew gear, expansion link mechanism, wire-arranging mechanism and four-bar mechanism, it is characterized in that described frame is the space frame of cuboid, the lower surface of space frame is provided with bearing block, and framework is installed on the crossbeam of gantry cutting machine; Described slew gear is made up of reversing frame and motor one, reversing frame is a circular frame, the upper surface of circular frame is provided with connecting axle, connecting axle upper end pass bearing block on the frame by bearings on frame, fixedly connected with the output shaft of motor one on being fixedly mounted on frame in connecting axle upper end, the lower surface of reversing frame is provided with the reversing frame joint, and reversing frame is provided with motor two and the decelerator that is connected with motor two; Described expansion link mechanism is a cover rod-type mechanism, the end of latter end expansion link is equipped with cutting torch, expansion link mechanism inside is provided with pinion and rack control expansion link stretching motion, first section expansion link upper surface is provided with jointing, the side is provided with the expansion link connecting rod, and the expansion link connecting rod is fixedlyed connected with first section expansion link; Described pinion and rack comprises the gear wheel that is fixedly mounted on the terminal central axis of first section expansion link, be fixed on tooth bar and the pinion one and the pinion two that are installed in two engagements of other each section expansion link afterbodys except that the latter end expansion link on other expansion link inwalls, tooth bar position in adjacent two expansion links is relative, wherein the tooth bar of interior bar extend in the outer bar, the pinion of two engagements is installed in the centre of the relative tooth bar in position in adjacent two expansion links and meshes with two tooth bars respectively, gear wheel is fixedlyed connected with motor three output shafts, gear wheel and second section tooth bar engagement that expansion link is interior; Described motor three is fixedly installed in the junction of first section expansion link and expansion link connecting rod; Described four-bar mechanism is made up of with the expansion link connecting rod of fixedlying connected with first section expansion link crank, connecting rod, reversing frame, first section expansion link, the output shaft of the decelerator on crank one end and the reversing frame is connected, the other end and connecting rod one end are rotationally connected, jointing on the connecting rod other end and the first section expansion link upper surface is rotationally connected, and expansion link connecting rod and reversing frame joint are rotationally connected; Described wire-arranging mechanism is installed in first section expansion link, and wire-arranging mechanism is connected with motor three output shafts, follows gear wheel and rotates together.
Described in the utility model based on four-bar mechanism and the flexible plasma groove cut-off apparatus of cutting torch, the expansion link that it is characterized in that described expansion link mechanism is the 2-5 root.
Compared with prior art, the utlity model has following beneficial effect:
1, the utility model is provided with wire-arranging mechanism, can avoid pipeline to twine.
2, reversing frame of the present utility model, gear wheel and crank all directly are connected with drive motors, can reduce the sum of errors energy loss that transmission of power intermediate link causes.
3, the utility model structure is simple and clear, all adopts frame structure, saves the space, is easy to processing, and is with low cost.
Description of drawings
1 of the utility model drawings attached, Fig. 1 are based on the structural representation of the flexible plasma groove cut-off apparatus of four-bar mechanism and cutting torch.
Among the figure: 1, frame; 2, motor one; 3, reversing frame; 4, decelerator; 5, motor two; 6, motor three; 7, expansion link two; 8, tooth bar two; 9, chassis; 10, cutting torch; 11, expansion link three; 12, tooth bar one; 13, pinion one; 14, pinion two; 15, gear wheel; 16, wire-arranging mechanism; 17, expansion link one; 18, expansion link connecting rod; 19, reversing frame joint; 20, jointing; 21, connecting rod; 22, crank; 23, connecting axle.
The specific embodiment
Below in conjunction with accompanying drawing the utility model embodiment is described further.Device comprises frame 1, slew gear, expansion link mechanism, wire-arranging mechanism 16 and four-bar mechanism, wire-arranging mechanism is made up of reel and wiring frame, frame 1 is the space frame of cuboid, the lower surface of space frame is provided with bearing block, bearing is housed in the bearing block, and framework is installed on the crossbeam of gantry cutting machine; Slew gear is made up of reversing frame 3 and motor 1, motor 1 is fixedly mounted on frame 1 framework inside, reversing frame 3 is circular frames, the upper surface of circular frame is provided with connecting axle 20, connecting axle 20 upper ends pass bearing block on the frame 1 by bearings on frame 1, fixedlying connected with motor one 2 output shafts in connecting axle 20 upper ends, is directly driven by motor 1, and reversing frame 3 can be rotated along Y-axis; The lower surface of reversing frame 3 is provided with reversing frame joint 19, is installed with motor 25 and the decelerator 4 that is connected with motor in the reversing frame 3; Expansion link mechanism is a cover rod-type mechanism, the end of latter end expansion link 11 is equipped with cutting torch 10, expansion link mechanism inside is provided with pinion and rack control expansion link stretching motion, first section expansion link 17 upper surface is provided with jointing 23, pinion and rack comprises the gear wheel 15 that is fixedly mounted on first section expansion link, the 17 terminal central axis, be fixed on other expansion links 7, tooth bar 8 on 11 inwalls, 12 and be installed in the pinion 1 and the pinion 2 14 of two engagements of other each section expansion link afterbodys except that latter end expansion link 11, tooth bar position in adjacent two expansion links is relative, wherein the tooth bar of interior bar extend in the outer bar, the pinion of two engagements is installed in the centre of the relative tooth bar in position in adjacent two expansion links and meshes with two tooth bars respectively, gear wheel is fixedlyed connected with motor three output shafts, gear wheel and second section tooth bar engagement that expansion link is interior; Motor 36 is fixedly installed in the junction of first section expansion link 17 and expansion link connecting rod 18; Four-bar mechanism is made up of crank 22, connecting rod 21, reversing frame 3 and first section expansion link connecting rod 18 and first section expansion link 17, crank 22 1 ends are connected on decelerator 4 output shafts on the reversing frame 3, the other end and connecting rod 21 1 ends are rotationally connected, jointing 20 on connecting rod 21 other ends and the first section expansion link upper surface is rotationally connected, and expansion link connecting rod 18 is rotationally connected with reversing frame joint 19; Wire-arranging mechanism 16 is installed in first section expansion link 17, and wire-arranging mechanism 16 is connected with motor 36 output shafts, and reel is followed gear wheel 15 and rotated together, realizes the receipts of service line or puts, and the service line of cutting torch all is arranged in the wire-arranging mechanism 16.
Operation principle of the present utility model is as follows: frame 1 is connecting the crossbeam of gantry cutting machine, supports the plane motion of whole device with the gantry cutting machine crossbeam, the side-to-side movement of implement device; Reversing frame 3 is driven by motor 1, rotatablely moves as Y-axis; Motor 25 drives the four-bar mechanism crank and rotates, and control expansion link mechanism integral body is swung along the Z axle; Gear wheel 15 is driven by motor 36, gear wheel 15 drives tooth bar 1, tooth bar 1 drives pinion 1, pinion 1 passes motion to pinion 2 14, pinion 2 14 passes motion to tooth bar 28, because tooth bar 1 is fixing with expansion link 27, tooth bar 28 is fixing with expansion link 3 11, so the flexible of expansion link mechanism controlled in the rotation of gear wheel 15.Wire-arranging mechanism 16 reels are followed gear wheel 15 and are rotated together, realize the receipts of service line or put.
Claims (2)
1. one kind based on the flexible plasma groove cut-off apparatus of four-bar mechanism and cutting torch, comprise frame (1), slew gear, expansion link mechanism, wire-arranging mechanism (16) and four-bar mechanism, it is characterized in that described frame (1) is the space frame of cuboid, the lower surface of space frame is provided with bearing block, and framework is installed on the crossbeam of gantry cutting machine; Described slew gear is made up of reversing frame (3) and motor one (2), reversing frame (3) is a circular frame, the upper surface of circular frame is provided with connecting axle (23), connecting axle (23) upper end pass bearing block on the frame (1) by bearings on frame (1), fixedly connected with the output shaft of motor one (2) on being fixedly installed in frame (1) in connecting axle (23) upper end, the lower surface of reversing frame (3) is provided with reversing frame joint (19), and reversing frame (3) is provided with motor two (5) and the decelerator (4) that is connected with motor two (5); Described expansion link mechanism is a cover rod-type mechanism, the end of latter end expansion link (11) is equipped with cutting torch (10), expansion link mechanism inside is provided with pinion and rack control expansion link stretching motion, first section expansion link (17) upper surface is provided with jointing (20), the side is provided with expansion link connecting rod (18), and expansion link connecting rod (18) is fixedlyed connected with first section expansion link (17); Described pinion and rack comprises the gear wheel (15) that is fixedly mounted on the terminal central axis of first section expansion link (17), be fixed on other expansion links (7,11) tooth bar on the inwall (8,12) and be installed in the pinion one (13) and the pinion two (14) of two engagements of other each section expansion link afterbodys except that latter end expansion link (11), tooth bar position in adjacent two expansion links is relative, wherein the tooth bar of interior bar extend in the outer bar, the pinion of two engagements is installed in the centre of the relative tooth bar in position in adjacent two expansion links and meshes with two tooth bars respectively, gear wheel (15) is fixedlyed connected with motor three (6) output shafts, gear wheel (15) and the interior tooth bar engagement of second section expansion link; Described motor three (6) is fixedly installed in the junction of first section expansion link (17) and expansion link connecting rod (18); Described four-bar mechanism is made up of crank (22), connecting rod (21), reversing frame (3), first section expansion link (17) and the expansion link connecting rod (18) of fixedlying connected with first section expansion link (17), the output shaft of the decelerator (4) on crank (22) one ends and the reversing frame (3) is connected, the other end and connecting rod (21) one ends are rotationally connected, jointing (20) on connecting rod (21) other end and the first section expansion link upper surface is rotationally connected, and expansion link connecting rod (18) is rotationally connected with reversing frame joint (19); Described wire-arranging mechanism (16) is installed in first section expansion link (17), and wire-arranging mechanism (16) is connected with motor three (6) output shafts, follows gear wheel (15) and rotates together.
2. according to claim 1 based on four-bar mechanism and the flexible plasma groove cut-off apparatus of cutting torch, the expansion link that it is characterized in that described expansion link mechanism is the 2-5 root.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120154457XU CN202079348U (en) | 2011-05-13 | 2011-05-13 | Plasma bevel cutting device based on four-rod mechanism and cutting torch expansion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120154457XU CN202079348U (en) | 2011-05-13 | 2011-05-13 | Plasma bevel cutting device based on four-rod mechanism and cutting torch expansion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202079348U true CN202079348U (en) | 2011-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120154457XU Expired - Lifetime CN202079348U (en) | 2011-05-13 | 2011-05-13 | Plasma bevel cutting device based on four-rod mechanism and cutting torch expansion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202079348U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179611A (en) * | 2011-05-13 | 2011-09-14 | 大连海事大学 | Plasma groove cutting device based on four-bar mechanism and cutting torch expansion |
-
2011
- 2011-05-13 CN CN201120154457XU patent/CN202079348U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179611A (en) * | 2011-05-13 | 2011-09-14 | 大连海事大学 | Plasma groove cutting device based on four-bar mechanism and cutting torch expansion |
| CN102179611B (en) * | 2011-05-13 | 2012-12-05 | 大连海事大学 | Plasma groove cutting device based on four-bar mechanism and cutting torch expansion |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20111221 Effective date of abandoning: 20130306 |
|
| RGAV | Abandon patent right to avoid regrant |