CN101704029B - Crawler type drawing machine - Google Patents
Crawler type drawing machine Download PDFInfo
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- CN101704029B CN101704029B CN2009102264982A CN200910226498A CN101704029B CN 101704029 B CN101704029 B CN 101704029B CN 2009102264982 A CN2009102264982 A CN 2009102264982A CN 200910226498 A CN200910226498 A CN 200910226498A CN 101704029 B CN101704029 B CN 101704029B
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- band
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- synchronous
- synchronic
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Abstract
The invention discloses a crawler type drawing machine, comprising a rack, an upper working plate and a lower working plate which are arranged on the rack in an up-down moving manner, wherein the front parts and the rear parts of the upper working plate and the lower working plate are provided with a synchronic belt pulley and a synchronic belt respectively; the synchronic belt is wound on the working plate; a drawing area is formed between the upper drawing machine and the lower working plate; drawing grooves are arranged on the opposite surfaces of the upper synchronic belt and the lower synchronic belt and folds to form drawing holes. The drawing machine uses synchronic belts for transmission, gearing is used for transmitting motion and power between the belt teeth and the gear teeth without back lash, therefore, opposite sliding does not exist between the belts and the belt pulley, the transmission is stable and even with no vibration and small noise, thus transmission speed is high, synchronic belts have better transmission strength and can transmit larger force, and the synchronic drawing machine can realize continuous drawing production with higher speed.
Description
Technical field
The present invention relates to a kind of drawbench, be specifically related to a kind of crawler type drawing machine.
Background technology
Existing crawler type drawing machine, comprise frame, frame is provided with working plate up and down moving up and down, sprocket wheel before and after being respectively equipped with on last working plate and the following working plate, the front and back sprocket wheel is used to drive the drawing chain, the drawing chain is looped around respectively up and down on the working plate up and down, drive moving of drawing chain by moving up and down of working plate, working plate is mutually near realizing that the drawing chain clamps the metal pipe material for the treatment of drawing up and down up and down, the operation of chain wheel drive drawing chain relies on frictional force, and drawing chain pulling metal pipe material passes through drawing mould, can obtain the tubing of required external diameter and wall thickness, present crawler type drawing machine is to transmit motion and power by the engagement between sprocket wheel and the chain, though can transmit bigger power, the chain transmission can not guarantee constant instantaneous chain speed and instantaneous transmission ratio, therefore transmission is not steady, periodic dynamic loading and mesh impact are arranged in the transmission, be easy to produce vibration and noise, transmission efficiency is not high, generally only be used for the low speed transmission, can't be applicable to high speed drawing production the pipe bar.
Summary of the invention
The purpose of this invention is to provide a kind of crawler type drawing machine by band transmission synchronously.
For achieving the above object, the technical solution used in the present invention is: a kind of crawler type drawing machine, comprise frame, can be located at last working plate and following working plate on the described frame up or down, described upward working plate and described working plate down all are equipped with synchronous pulley in front and back, on the front and back synchronous pulley on the described working plate up and down synchronous band is housed all, described synchronous band is on described working plate, form the drawing zone between the described up and down synchronous band, described up and down synchronously with offering the drawing groove on the relative face, described up and down synchronously with on the drawing groove be folded and form the drawing hole.
In order to reduce working plate and the friction between the band synchronously, one circle roller chain is arranged between described working plate and the described synchronous band, described roller chain includes the roller section and removes the roller section, the described tooth of band synchronously is removed and forms the band plane, described have between the band plane and described working plate that the roller section is pressed on described synchronous band, described removal roller section is pressed between the band flank of tooth and described working plate of described synchronous band, described synchronous pulley has first duty and second duty, when described synchronous pulley is in first duty, described synchronous pulley has the roller section to be connected by the chain transmission with described, when described synchronous pulley is in second duty, described synchronous pulley is connected by the band transmission with described synchronous band tooth.
Describedly be with two sections band teeth to be removed synchronously to form two sections band planes, described band plane and the described band flank of tooth are provided with separately, and described roller chain comprises that two sections have roller section and two sections removal roller sections, and described have roller section and described removal roller section to be provided with separately.
In order to regulate the tensioning degree of synchronous band, described working plate comprises pressure strip, is used for the tensioning plate of the described synchronous band of tensioning, described tensioning plate can be installed on the described pressure strip up or down, and described tensioning plate is installed on the side of described pressure strip away from the drawing zone.
Because the present invention has adopted above technical scheme, its advantage is as follows: by compressing of last working plate and following working plate, band clamps metal bar or tubing mutually synchronously up and down, rely on the transmission of synchronous pulley, can go out required bar or tubing according to the specification drawing in drawing hole, this drawbench adopts band transmission synchronously, is to transmit motion and power by engagement between the band tooth and the gear teeth, no back lash, so no relative slip between band and belt wheel, stable drive is even, do not vibrate, noise is little, so the transmission speed height, and band has transmission intensity preferably synchronously, can transmit bigger power, then realize the continuous drawing production of fair speed synchronously with the drawing function.
Description of drawings
Accompanying drawing 1 is a schematic diagram of the present invention;
Accompanying drawing 2 is the partial sectional view of accompanying drawing 1 along the A-A direction;
Accompanying drawing 3 is the partial sectional view of accompanying drawing 1 along the B-B direction;
Accompanying drawing 4 is the enlarged drawing at C place in the accompanying drawing 2;
Accompanying drawing 5 is the enlarged drawing at D place in the accompanying drawing 3.
The specific embodiment
Shown in accompanying drawing 1-5, a kind of crawler type drawing machine, comprise frame 1, can do on the frame 1 open and close movement on working plate 2 and following working plate 3, last working plate 2 and following working plate 3 all are equipped with synchronous pulley 4 in front and back, all be equipped with on the front and back synchronous pulley 4 on the working plate 2 and 3 up and down and be with 5 synchronously, be with 5 to be looped around on the working plate synchronously, two working faces have been shown among Fig. 2 and Fig. 3, clamping plane 10, with the perpendicular drawing plane 11 of clamping plane 10, last working plate 2 and following working plate 3 are installed in the both sides up and down of clamping plane 10 respectively symmetrically, similarly, front and back synchronous pulley 4 on the last working plate 2 be with 5 synchronously, front and back synchronous pulley 4 on the following working plate 3 be with 5 based on clamping plane 10 symmetrical installations synchronously, and, last working plate 2 is with following working plate 3 and front and back synchronous pulley 4 and be with 5 to be installed in the drawing plane 11 synchronously, form drawing zone 12 between being with 5 synchronously up and down, the principal direction in drawing zone 12 and drawing plane 11 coincide, and, intersect in drawing zone 12 with clamping plane 10 on drawing plane 11, frame 1 is provided with the drawing die holder, above-mentioned symmetrical structure be arranged so that drawbench is when carrying out drawing by the drawing die holder to bar, band carries out the relative motion of symmetry as far as possible synchronously up and down, thrust and pulling capacity that bar is subjected to are even, by evenly drawing, simultaneously, enter on the drawbench to tension uniform, especially in the frame, drawbench self stressed evenly, some are stressed offsets because of symmetry, reduces the carrying of frame.Up and down synchronously with offering drawing groove 6 on the 5 relative faces, be folded with the drawing groove 6 on 5 synchronously up and down and form drawing hole 7, shown in Fig. 2-5, the aperture in drawing hole 7 is corresponding with the specification of drawing.Adopting band transmission synchronously, is to transmit motion and power, no back lash by engagement between the band tooth and the gear teeth, so the band with belt wheel between no relative slip, stable drive evenly, is not vibrated, noise is little, therefore transmission speed height, and synchronous band has transmission intensity preferably, can transmit bigger power, then realize high-speed continuous drawing production with the drawing function synchronously, speed can reach 600 meters of per minutes.
Working plate up and down, every working plate comprises pressure strip 13, is used for the tensioning tensioning plate 14 of band synchronously, and tensioning plate 14 can be installed on the pressure strip 13 up or down, and tensioning plate 14 is installed on the side of pressure strip 13 away from drawing zone 12.In Fig. 1, for the pressure strip 13 on the last working plate 2, be provided with tensioning plate 14 on the top of pressure strip 13, between pressure strip 13 and the tensioning plate 14 cylinder is arranged, moving of the mobile drive tensioning plate 14 of the piston rod by cylinder, the upper side edge of tensioning plate 14 is the curved surface shape of smooth transition, be convenient to match with synchronous band, when synchronous band is loosening on working plate, upwards promote tensioning plate 14 by piston rod, then can tensioning be with synchronously again, for following working plate, the bottom of the pressure strip 13 on the following working plate is provided with tensioning plate 14, the lower side of tensioning plate 14 is the curved surface shape of smooth transition, is convenient to match the lower side of last pressure strip with synchronous band, it is planar that upper side edge on the following pressure strip all is horizontal, parallel or overlap with clamping plane 10, realize evenly compressing and drawing of pipe bar.The realization drawing center that moves up and down of working plate is depressed symmetrically and is unclamped by eccentric shaft mechanism and realize up and down, main shaft is installed on the frame 1, center displacement when rotating by eccentric shaft, realize moving up and down of working plate, the frame for movement that this eccentric shaft mechanism uses always for those skilled in the art is not so give unnecessary details at this.
One circle roller chain 15 is arranged between working plate and the synchronous band, this roller chain 15 is connected by carrier bar by a plurality of roller 16, roller chain 15 includes the roller section and removes the roller section, the roller section is arranged and remove the roller section and have two sections respectively, there are roller section and removal roller section to be provided with separately, in Fig. 1, two sections band teeth are removed and form two sections band planes in the middle of being with synchronously, the band two ends have the band flank of tooth synchronously, the band plane is provided with separately with the band flank of tooth, there is the roller section to be pressed between the band plane and working plate of synchronous band, removing the roller section is pressed between the band flank of tooth and working plate of synchronous band, synchronous pulley has first duty and second duty, when synchronous pulley is in first duty, synchronous pulley is connected by the chain transmission with the roller section is arranged, and when synchronous pulley is in second duty, synchronous pulley is connected by the band transmission with band tooth synchronously.Working plate and contacting and compressing by roller realization pure rolling between the band synchronously, shown in Fig. 2-5, working plate and the friction between the band have synchronously been significantly reduced, can improve the drawing speed of synchronous band, noise when reducing synchronously with transmission reduces the wearing and tearing of band synchronously, reduces the heat that produces, when increasing band transmission synchronously steadily and smooth and easy, prolonged service life of device.
Working plate on the frame, be with synchronously, synchronous pulley has formed the haulage gear of drawbench, also be provided with pre-drawing leader mechanism on the drawbench, this pre-drawing is drawn in the jaw mechanism, guide rail is located on the frame, be provided with slidably on the guide rail and draw pincers, the drawing die holder is located at the front portion of frame, every drawing one bar begins on drawbench, bar is installed on the drawing die holder, eccentric shaft rotates and makes that working plate is separated out up and down, draw pincers by drive mechanism, refer to drawing die holder place along the guide rail operation, clamp the bar that stretches out the drawing die holder, rely on compressing mutually of working plate up and down then, strap clamp tightly draws pincers synchronously up and down, under the gearing of synchronous pulley, the leader of bar is drawn to the afterbody of drawbench, drawing pincers unclamps, pre-drawing process is finished, then, the tensioning plate tensioning is with synchronously, and working plate compresses up and down under eccentric shaft mechanism mutually, the leader that feasible band has synchronously been gone out by drawing by the clamping of drawing hole, the synchronous pulley transmission by compressing the frictional force of generation, goes out required metal bar in the afterbody drawing of drawbench, be with stable drive synchronously, vibrate little, so drawing speed is higher, and, working plate with compress mutually by roller between the band synchronously, rolling compresses minimizing friction between the two, reduces loss, further improves the drawing speed of band synchronously.
Claims (3)
1. crawler type drawing machine, comprise frame, can be located at last working plate and following working plate on the described frame up or down, it is characterized in that: described upward working plate and described working plate down all are equipped with synchronous pulley in front and back, on the front and back synchronous pulley on the described working plate up and down synchronous band is housed all, described synchronous band is on described working plate, form the drawing zone between the described up and down synchronous band, described up and down synchronously with offering the drawing groove on the relative face, described up and down synchronously with on the drawing groove be folded and form the drawing hole, one circle roller chain is arranged between described working plate and the described synchronous band, described roller chain includes the roller section and removes the roller section, the described tooth of band synchronously is removed and forms the band plane, described have between the band plane and described working plate that the roller section is pressed on described synchronous band, described removal roller section is pressed between the band flank of tooth and described working plate of described synchronous band, described synchronous pulley has first duty and second duty, when described synchronous pulley is in first duty, described synchronous pulley has the roller section to be connected by the chain transmission with described, when described synchronous pulley is in second duty, described synchronous pulley is connected by the band transmission with described synchronous band tooth.
2. crawler type drawing machine according to claim 1, it is characterized in that: describedly be with two sections band teeth to be removed synchronously to form two sections band planes, the described band plane and the described band flank of tooth are provided with separately, described roller chain comprises that two sections have roller section and two sections removal roller sections, and described have roller section and described removal roller section to be provided with separately.
3. crawler type drawing machine according to claim 1, it is characterized in that: described working plate comprises pressure strip, is used for the tensioning plate of the described synchronous band of tensioning, described tensioning plate can be installed on the described pressure strip up or down, and described tensioning plate is installed on the side of described pressure strip away from the drawing zone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102264982A CN101704029B (en) | 2009-11-18 | 2009-11-18 | Crawler type drawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102264982A CN101704029B (en) | 2009-11-18 | 2009-11-18 | Crawler type drawing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101704029A CN101704029A (en) | 2010-05-12 |
| CN101704029B true CN101704029B (en) | 2011-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102264982A Active CN101704029B (en) | 2009-11-18 | 2009-11-18 | Crawler type drawing machine |
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| Country | Link |
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| CN (1) | CN101704029B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110479782A (en) * | 2019-08-12 | 2019-11-22 | 浙江铜加工研究院有限公司 | Crawler belt joins machine drawing |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5069427A (en) * | 1989-05-19 | 1991-12-03 | Norbert Umlauf | Stand for exerting a forward or rearward drag on strips |
| CN1980754A (en) * | 2004-03-28 | 2007-06-13 | 舒马格股份公司 | Drawing machine and method for drawing a product to be drawn |
| CN101402105A (en) * | 2008-11-10 | 2009-04-08 | 苏州奥智机电设备有限公司 | Continuous draw-off gear for metal linear material |
| CN201537631U (en) * | 2009-11-18 | 2010-08-04 | 苏州奥智机电设备有限公司 | Crawler-type drawing machine |
-
2009
- 2009-11-18 CN CN2009102264982A patent/CN101704029B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5069427A (en) * | 1989-05-19 | 1991-12-03 | Norbert Umlauf | Stand for exerting a forward or rearward drag on strips |
| CN1980754A (en) * | 2004-03-28 | 2007-06-13 | 舒马格股份公司 | Drawing machine and method for drawing a product to be drawn |
| CN101402105A (en) * | 2008-11-10 | 2009-04-08 | 苏州奥智机电设备有限公司 | Continuous draw-off gear for metal linear material |
| CN201537631U (en) * | 2009-11-18 | 2010-08-04 | 苏州奥智机电设备有限公司 | Crawler-type drawing machine |
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| Publication number | Publication date |
|---|---|
| CN101704029A (en) | 2010-05-12 |
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Address after: 215413 No. 2 Wuxi Road, Banqiao, Taicang Economic Development Zone, Jiangsu, Suzhou Patentee after: SUZHOU IN-ORDER INTELLIGENT DEVICE CO., LTD. Address before: 215400 No. 2, Wuxi Road, Taicang Economic Development Zone, Jiangsu, China Patentee before: Suzhou Order Electro-Mechanical Industries Co., Ltd. |