CN201791763U - Head making machine for roller spinning hydraulic push-type cold drawing steel tube - Google Patents
Head making machine for roller spinning hydraulic push-type cold drawing steel tube Download PDFInfo
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- CN201791763U CN201791763U CN201020293239XU CN201020293239U CN201791763U CN 201791763 U CN201791763 U CN 201791763U CN 201020293239X U CN201020293239X U CN 201020293239XU CN 201020293239 U CN201020293239 U CN 201020293239U CN 201791763 U CN201791763 U CN 201791763U
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Abstract
The utility model relates to a head making machine for a roller spinning hydraulic push-type cold drawing steel tube, belonging to the field of seamless steel tube manufacturing equipment, and comprising a machine tool body, wherein the machine tool body is provided with a main transmission device, a spindle supporting device, a roller spinning device, a steel tube clamping device and a hydraulic pushing device; the main transmission device comprises a main motor, a motor belt wheel and a spindle belt wheel; the spindle supporting device comprises a bearing seat box body and a spindle; the roller spinning device comprises a self-centering three-jaw chuck, one side of the self-centering three-jaw chuck is fixedly connected with a flange, the other side of the self-centering three-jaw chuck is connected with three clamping jaws, and each clamping jaw is connected with a roller; the steel tube clamping device comprises a clamping die box body, the clamping die box body is internally provided with at least one clamping die set, each die set comprises two clamping dies, and one side of each clamping die is connected with a clamping cylinder through a spacer board; and the hydraulic pushing device comprises two main pushing cylinders fixed on the machine tool body, and each telescopic rod of each main pushing cylinder is connected with the clamping die box body. The head making machine has simple and rational structure and high head making precision.
Description
Technical field
The utility model relates to a kind of running roller spinning hydraulic pressure extrusion type cold drawing steel tube system machine, be applicable to the solid drawn tube industry, especially for middle heavy caliber solid drawn tube industry, be mainly used in the steel pipe head system head of steel pipe before cold-drawn, belong to seamless steel pipe manufacturing equipment technical field.
Background technology
Existing cold drawn steel control head apparatus is mainly used pneumatic hammer, board drop hammer, rotary forging machine, and its complex structure, a system precision is low, and made steel pipe head pricked extremely, make troubles for the processing of road, back, and made head is longer, and metal loss is big.For middle large diameter steel pipe, existing system head apparatus is powerless.
The utility model content
The purpose of this utility model mainly provides running roller spinning hydraulic pressure extrusion type cold drawing steel tube a kind of simple in structure, an easy to use system machine.
The purpose of this utility model is achieved in that a kind of running roller spinning hydraulic pressure extrusion type cold drawing steel tube with a system machine, comprises lathe bed, and main drive, Main axis surpporting device, running roller spinning apparatus, steel pipe fixture and hydraulic pressure pushing device are set on the lathe bed; Described main drive comprises main motor, electrical machine belt pulley and main shaft belt wheel, and main motor is fixed on the described lathe bed, and electrical machine belt pulley is arranged on the output shaft of main motor, and electrical machine belt pulley is connected by the V-type band with the main shaft belt wheel; Described Main axis surpporting device comprises bearing block casing and main shaft, the bearing block casing is fixed on the described lathe bed, the output shaft of main shaft and main motor be arranged in parallel, described main shaft belt wheel is arranged on an end of main shaft, main shaft passes through three groups of bearings in the bearing block casing, wherein one group of bearing is arranged on the end near the main shaft belt wheel, other two groups of ends that are arranged on away from the main shaft belt wheel; Described running roller spinning apparatus comprises three-jaw self-centering chuck, the fixedly connected flange of one side of three-jaw self-centering chuck, described flange is fixedly connected on the end of main shaft away from the main shaft belt wheel, and the opposite side of three-jaw self-centering chuck connects three jaws, connects running roller on each jaw respectively; Described steel pipe fixture comprises the clamping die casing, be provided with at least one group in the clamping die casing and clamp module, each group clamps module and comprises two clamping dies, and a side of two clamping dies connects clamping cylinder by space bar respectively, and two clamping cylinders are provided with in opposite directions and are parallel with the radial direction of main shaft; Described hydraulic pressure pushing device comprises two oil cylinders of promoting mainly that are fixed on the described lathe bed, and two to promote mainly oil cylinder parallel with the axial direction of main shaft respectively, and each expansion link of promoting mainly oil cylinder connects the clamping die casing respectively.
During steel pipe system, choose clamping die according to the specification that will make a steel pipe, by adjusting the position of three running rollers on the three-jaw self-centering chuck, fit in the shape that to make the steel pipe head, at first the steel pipe head is heated to the 900-1000 degree on intermediate frequency coil, the roller-way of pushing the oil cylinder back by a system machine is transported to steel pipe near behind the position of running roller spinning and halts again.Start two-way clamping cylinder, the oil cylinder head is joining space bar, and space bar is pushing away that clamping die is two-way to be compressed, and can realize that by the operating pressure of adjusting hydraulic system clamping force is adjustable.After clamping is finished, start main transmission, main motor drives main axis rotation by belt transmission, main shaft drives the superincumbent three-jaw self-centering chuck of connection and rotates together, rotate together thereby drive three-jaw, make three running rollers that are installed on the three-jaw rotate together, after three running roller rotations, bus on the running roller forms the space of a sealing, and this space is exactly the shape after steel pipe need be made head.After steel pipe clamps, push oil cylinder and promote the clamping device clamps steel pipe and advance, under the effect of the pushing force of oil cylinder, steel pipe just forms the shape that the system head needs after by three running rollers.
The simple and reasonable compactness of the utility model is manufactured easily, a system precision height.Hydraulic bidirectional clamps this device and hydraulic pressure is pushed owing to being provided with, use flexible operation, improved the precision and the efficient of cold drawn steel control head, the system head of heavy caliber cold-drawing seamless pipe in can being widely used in, particularly suitable large-tonnage hydraulic pressure cold drawing machine is produced seamless steel pipe, has excellent popularization to be worth.
In order to make centering accurately, the unlikely off-centre of steel pipe is provided with bidirectional clamping mechanism when guaranteeing cold-drawn, and has adopted three-jaw self-centering chuck to guarantee that the center and the clamping center of three running rollers installing above are consistent.
The outer end that wherein is arranged on the bearing of outer end in described three groups of bearings is provided with bearing (ball) cover respectively, and each bearing (ball) cover is fixedlyed connected with the bearing block casing respectively.
Be to strengthen the main shaft stiffness, in described three groups of bearings wherein the bearing near main shaft belt wheel one end be single-row tapered roller bearing, be respectively single-row tapered roller bearing and double-row self-aligning roller bearing away from two groups of bearings of main shaft belt wheel one end.The supporting of main shaft has adopted the combination of taper roll bearing and double-row self-aligning roller bearing to realize.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is the vertical view of Fig. 1
Fig. 3 is the structural representation of running roller.
Fig. 4 is for clamping the structural representation of module.
Among the figure, 1 treats a system steel pipe, 2 main motors, 3 motor pulleys, 4V type band, 5 main shafts, 6 bearing (ball) covers, 7 bearing block casings, 8 first single-row tapered roller bearings, 9 second single-row tapered roller bearings, 10 biserial roller self-aligning bearings, 11 first flanges, 12 scroll chucks, 13 jaws, 14 round nuts, 15 bearing glands, 16 running rollers, 17 the 3rd single-row tapered roller bearings, 18 clamping die casings, 19 clamp module, 19-1 clamping die, 20 space bars, 21 clamping cylinders, 22 second flanges, 23 push oil cylinder, 24 lathe beds.
The specific embodiment
As shown in Figure 1, 2,, comprise lathe bed 24, main drive, Main axis surpporting device, running roller spinning apparatus, steel pipe fixture and hydraulic pressure pushing device are set on the lathe bed 24 for a kind of running roller spinning hydraulic pressure extrusion type cold drawing steel tube system machine.
Main drive comprises main motor 2, electrical machine belt pulley 3 and main shaft belt wheel 25, and main motor 2 is fixed on the lathe bed 24, and electrical machine belt pulley 3 is arranged on the output shaft of main motor 2, and electrical machine belt pulley 3 is connected by V-type band 4 with main shaft belt wheel 25.
Main axis surpporting device comprises bearing block casing 7 and main shaft 5, bearing block casing 7 is fixed on the lathe bed 24, main shaft 5 be arranged in parallel with the output shaft of main motor 2, main shaft belt wheel 25 is arranged on an end of main shaft 5, main shaft 5 is supported in the bearing block casing 7 by first single-row tapered roller bearing 8, second single-row tapered roller bearing 9 and biserial roller self-aligning bearing 10, wherein first single-row tapered roller bearing 8 is arranged on the end near main shaft belt wheel 25, and second single-row tapered roller bearing 9 and biserial roller self-aligning bearing 10 are arranged on the end away from main shaft belt wheel 25.The outer end of first single-row tapered roller bearing 8 and biserial roller self-aligning bearing 10 is provided with bearing (ball) cover 6 respectively, and each bearing (ball) cover 6 is fixedlyed connected with bearing block casing 7 by hex bolts respectively.
The running roller spinning apparatus comprises three-jaw self-centering chuck 12, fixedly connected first flange 11 of one side of three-jaw self-centering chuck 12, first flange 11 is fixedly connected on the end of main shaft 5 away from main shaft belt wheel 25, the opposite side of three-jaw self-centering chuck 12 connects three jaws 13, connect running roller 16 by round nut 14, bearing gland 15, the 3rd single-row tapered roller bearing 17 respectively on each jaw 13, as shown in Figure 3.Three running rollers all can be mixed with different passes (change running roller and can realize that wide group of steel pipe is apart from the system head) at diverse location.
Steel pipe fixture comprises clamping die casing 18, is provided with two groups in the clamping die casing 18 and clamps module 19, and each group clamps module 19 and comprises two clamping die 19-1, as shown in Figure 4.The side of two clamping die 19-1 is provided with in opposite directions by 21, two clamping cylinders 21 of space bar 20 connection clamping cylinders respectively and is parallel with the radial direction of main shaft 5.Clamping die 19-1 four sides all can be used and suitable different size, and clamping die casing 18 can move forward and backward by bottom and lathe bed 24 mating surfaces.
The hydraulic pressure pushing device comprises that two are promoted mainly oil cylinder 23, each is promoted mainly oil cylinder 23 and is fixed on the lathe bed 24 by second flange 22 respectively, two to promote mainly oil cylinder 23 parallel with the axial direction of main shaft 5 respectively, and each expansion link of promoting mainly oil cylinder 23 connects clamping die casing 18 respectively.
The main process of system head is that two by the lathe bed rear side push oil cylinder 23 and promote to be connected clamping die casing 18 on the oil cylinder, steel pipe is pushed the pass that last three running rollers 16 of being fixed on three jaws 13 are made into finish.
During steel pipe system, choose clamping die 19-1 according to waiting the specification of making a steel pipe 1, by adjusting the position of three running rollers 16 on the three-jaw self-centering chuck 12, fit in the shape that to make the steel pipe head, at first the steel pipe head is heated the 900-1000 degree on intermediate frequency coil, halt after the crowded roller-way that pushes away the cylinder back of a machine is transported to the close position of running roller 16 with steel pipe by making again.Start two-way clamping cylinder 21, the oil cylinder head is joining space bar 20, and space bar 20 is pushing away clamping module 19 two-way compressing, and steel pipe 1 can be clamped in this position, can realize that by the operating pressure of adjusting hydraulic system clamping force is adjustable.Start main motor 2 after the clamping, main motor drives main shaft 5 rotations by 4 transmissions of V-type band, main shaft drives the superincumbent three-jaw self-centering chuck 12 of connection and rotates together, thereby driving three-jaw 13 rotates together, make three running rollers 16 that are installed on the three-jaw rotate together, after three running roller rotations, the bus on the running roller forms the space of a sealing, and this space is exactly the shape after steel pipe need be made head.Steel pipe clamp and the main transmission running after, push oil cylinder 23 and promote the clamping device clamps steel pipes and advance, under the effect of the pushing force of oil cylinder 23, steel pipe 1 just forms the shape that the system head needs after by three running rollers.After making a steel pipe, start rollgang and withdraw from, dial in a steel pipe again and repeat the work of above system head.
Claims (3)
1. a running roller spinning hydraulic pressure extrusion type cold drawing steel tube is characterized in that: comprise lathe bed, main drive, Main axis surpporting device, running roller spinning apparatus, steel pipe fixture and hydraulic pressure pushing device are set on the lathe bed with a system machine; Described main drive comprises main motor, electrical machine belt pulley and main shaft belt wheel, and main motor is fixed on the described lathe bed, and electrical machine belt pulley is arranged on the output shaft of main motor, and electrical machine belt pulley is connected by the V-type band with the main shaft belt wheel; Described Main axis surpporting device comprises bearing block casing and main shaft, the bearing block casing is fixed on the described lathe bed, the output shaft of main shaft and main motor be arranged in parallel, described main shaft belt wheel is arranged on an end of main shaft, main shaft passes through three groups of bearings in the bearing block casing, wherein one group of bearing is arranged on the end near the main shaft belt wheel, other two groups of ends that are arranged on away from the main shaft belt wheel; Described running roller spinning apparatus comprises three-jaw self-centering chuck, the fixedly connected flange of one side of three-jaw self-centering chuck, described flange is fixedly connected on the end of main shaft away from the main shaft belt wheel, and the opposite side of three-jaw self-centering chuck connects three jaws, connects running roller on each jaw respectively; Described steel pipe fixture comprises the clamping die casing, be provided with at least one group in the clamping die casing and clamp module, each group clamps module and comprises two clamping dies, and a side of two clamping dies connects clamping cylinder by space bar respectively, and two clamping cylinders are provided with in opposite directions and are parallel with the radial direction of main shaft; Described hydraulic pressure pushing device comprises two oil cylinders of promoting mainly that are fixed on the described lathe bed, and two to promote mainly oil cylinder parallel with the axial direction of main shaft respectively, and each expansion link of promoting mainly oil cylinder connects the clamping die casing respectively.
2. a running roller spinning hydraulic pressure extrusion type cold drawing steel tube according to claim 1 system machine, it is characterized in that: the outer end that wherein is arranged on the bearing of outer end in described three groups of bearings is provided with bearing (ball) cover respectively, and each bearing (ball) cover is fixedlyed connected with the bearing block casing respectively.
3. a running roller spinning hydraulic pressure extrusion type cold drawing steel tube according to claim 1 and 2 system machine, it is characterized in that: being single-row tapered roller bearing near the bearing of main shaft belt wheel one end wherein in described three groups of bearings, is respectively single-row tapered roller bearing and double-row self-aligning roller bearing away from two groups of bearings of main shaft belt wheel one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020293239XU CN201791763U (en) | 2010-08-17 | 2010-08-17 | Head making machine for roller spinning hydraulic push-type cold drawing steel tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020293239XU CN201791763U (en) | 2010-08-17 | 2010-08-17 | Head making machine for roller spinning hydraulic push-type cold drawing steel tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201791763U true CN201791763U (en) | 2011-04-13 |
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ID=43846684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020293239XU Expired - Fee Related CN201791763U (en) | 2010-08-17 | 2010-08-17 | Head making machine for roller spinning hydraulic push-type cold drawing steel tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201791763U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101972788A (en) * | 2010-08-17 | 2011-02-16 | 江苏诚德钢管股份有限公司 | Pointing machine for roller spinning hydraulic pushing type cold drawing steel tube |
| CN103878190A (en) * | 2013-11-11 | 2014-06-25 | 江苏宏宝集团有限公司 | Steel tube drawing device |
-
2010
- 2010-08-17 CN CN201020293239XU patent/CN201791763U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101972788A (en) * | 2010-08-17 | 2011-02-16 | 江苏诚德钢管股份有限公司 | Pointing machine for roller spinning hydraulic pushing type cold drawing steel tube |
| CN103878190A (en) * | 2013-11-11 | 2014-06-25 | 江苏宏宝集团有限公司 | Steel tube drawing device |
| CN103878190B (en) * | 2013-11-11 | 2016-09-21 | 江苏宏宝集团有限公司 | A kind of steel pipe tube-pulling apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110413 Termination date: 20160817 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |