CN202461531U - Single-column vertical type lathe - Google Patents
Single-column vertical type lathe Download PDFInfo
- Publication number
- CN202461531U CN202461531U CN2012200424490U CN201220042449U CN202461531U CN 202461531 U CN202461531 U CN 202461531U CN 2012200424490 U CN2012200424490 U CN 2012200424490U CN 201220042449 U CN201220042449 U CN 201220042449U CN 202461531 U CN202461531 U CN 202461531U
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- lathe
- hydraulic system
- rail head
- motor
- feeding
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- Expired - Fee Related
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Abstract
The utility model provides a single-column vertical type lathe which mainly comprises a lathe body, a work platform, a beam, a vertical knife rest, a feeding mechanism, a main driving mechanism, a hydraulic system and an electrical system, wherein a driving system drives the feeding mechanism by an AC (alternating current) servo motor, the AC servo motor is directly connected with a speed reducer, an output shaft of the speed reducer is connected with a ball screw assembly of a frame support jointed on the beam by a coupler, the horizontal feeding and vertical feeding of the vertical knife rest are respectively driven by a motor, and the feeding mechanism not only is operated by a suspension button station, but also is further provided with an external handheld control unit; the main driving mechanism adopts an electromagnetic directional valve, the speed change is controlled by the electromagnetic directional valve jointed on an oil distribution board; the electrical system is controlled by a PLC (programmable logic controller); and the hydraulic system adjusts a lubricating system of the work platform by a flow signal transmitter. The single-column vertical type lathe aims at solving the problem that the existing lathe is low in workpiece machining precision, and has the characteristics of being simple in structure, convenient to operate, high in reliability, and convenient to maintain.
Description
Technical field
The utility model belongs to machinery manufacturing technology field, relates to a kind of single-column lathe.
Background technology
Present common single-column lathe is mainly by lathe bed, workbench, crossbeam, rail head, feed mechanism, main drive gear, hydraulic system, compositions such as electrical system.The phase asynchronous AC Motor Control feed mechanism of transmission adopted wherein; By general T type lead screw transmission, T type lead screw transmission precision is low, and the level and the vertical feed of rail head simultaneously all controlled by a motor; The feeding of rail head and the conversion of fast moving realize by the clutch that is installed in the feed mechanism; Cause rail head feeding interlock phenomenon in the use easily, and can cause that rail head level and vertical feed move simultaneously, thereby cause the workpiece accuracy of processing low.
The main drive gear of present single vertical lathe adopts 16 grades of gears, realizes speed change through the manual rotary valve on the rotary table base, and manual adjustments efficient is low, low precision, and also manually rotary valve complex structure, difficulty of processing are big, influence the outward appearance of whole equipment.
The electrical system architecture of present single vertical lathe lacks integrated control device, so complex structure, troublesome poeration, and the overhaul of the equipments difficulty is big.
The workbench of single vertical lathe is provided with guide rail and lubricating system, and lubricated instructions for use is higher, but the lubricating system of present single vertical lathe does not have control set for adjusting to flow of lubrication; When being prone to grind, the guide rail oil starvation hinders table slide; The maintaining difficulty is big, and fault rate is high, and machining accuracy is low.
Summary of the invention
The purpose of the utility model is to overcome the problems referred to above, and a kind of novel single-column lathe is provided, and makes it have characteristics such as machining accuracy height, fault rate are low, automaticity height.
The utility model provides a kind of single-column lathe; Mainly form by lathe bed, workbench, crossbeam, rail head, feed mechanism, main drive gear, hydraulic system and electrical system; Solving the technical scheme that its technical problem adopts is single-column lathe transmission adopted AC servo machinery driving feed mechanism, AC servo motor and decelerator direct connection, and the output shaft of decelerator connects with the ball screw assembly, of stent support on putting together on crossbeam through shaft coupling; The screw of ball screw assembly, is connected with rail head through support; Thereby drive rail head and realize feeding and fast moving, rail head level and vertical feed have a motor-driven, wherein vertical feed motor band brake respectively; Feed mechanism also disposes an external handheld control unit except through the operation of pendant button station; Main drive gear adopts solenoid directional control valve, through controlling speed change to the solenoid directional control valve that closes on the oil-distributing plate; Electrical system adopts the PLC Controlled by Programmable Controller, and described PLC Programmable Logic Controller is connected with hydraulic system with transmission system through lead; Hydraulic system adopts the flow signalling generator to regulate the lubricating system of control workbench, and the flow signalling generator links to each other with above-mentioned PLC Programmable Logic Controller through lead.
Be provided with mutual interlocking gear between above-mentioned pendant button station and the external handheld control unit.
The beneficial effect of the utility model is: 1, transmission adopted AC servo machinery driving feed mechanism; Adopt ball screw assembly, to replace T type lead screw transmission; Rail head level and vertical feed have a motor-driven respectively, and therefore vertical feed motor band brake has wherein solved and caused the rail head feeding to creep in the use easily and fall the phenomenon of cutter; And can cause that rail head level and vertical feed move simultaneously, thereby cause the low problem of workpiece accuracy of processing.2, main drive gear adopts solenoid directional control valve to replace manual rotary valve to control, and has realized simple in structure, convenience operation.3, electrical system adopts the PLC Programmable Logic Controller to control, and has realized the integrated control of electrical system, has guaranteed that electrical system architecture is simple, easy operating, and applicability is strong, and reliability is high, the compact conformation debugging work load is little, easy to maintenance.4, hydraulic system increases the flow signalling generator, guarantees that table slide is lubricated stable, the mechanical damage of having avoided table slide to receive because of oil starvation.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified:
Fig. 1 is the utility model drive system structure sketch map;
Fig. 2 is the utility model profile sketch map;
Fig. 3 is the utility model hydraulic system structure sketch map.
1 AC servo motor, 2 decelerators, 3, no backlash shaft coupling, 4 supports, 5 ball screw assembly,s, 6 alignment pins, 7 locking nuts, 8 thrust ball bearings, 9 needle bearings, 10 axle sleeves, 11 PLC Programmable Logic Controllers among Fig. 1;
1 AC servo motor, 12 pendant button stations, 13 external handheld control units among Fig. 2;
11 PLC Programmable Logic Controllers, 14 edge type oil filters, 15 Pressure gauges, 16 board-like overflow valves, 17 low presser type overflow valves, 18 flow signalling generators, 19 solenoid directional control valves, 20 speed change oil cylinders, 21 locking bar oil cylinders, 22 oil-distributing plates, 23 screen filters, 24 gear pumps among Fig. 3.
The specific embodiment
Like Fig. 1, shown in Figure 3: the PLC Programmable Logic Controller 11 of electrical system links to each other with the AC servo motor 1 of transmission system through lead; 1 rotation of control AC servo motor; Realize that through the decelerator 2 that connects reduction of speed increases moment; Decelerator 2 output shafts are through no backlash shaft coupling 3 and ball screw assembly, 5 direct connections, and the screw of ball screw assembly, 5 is connected with rail head through support 4, realize feeding and fast moving thereby drive rail head.The rotation formula of ball screw assembly, 5 does, leading screw changes screw and do not change, and puts together on the moving-member, and ball screw assembly, 5 carries out pretension through two groups of thrust ball bearings 8 and one group of needle bearing 9 location by axle sleeve 10 and locking nut 7.Support 4 is put together on the fixture through adjusting pad by alignment pin 6 location.Feed mechanism also disposes an external handheld control unit 13 except through 12 operations of pendant button station.Be provided with mutual interlocking gear between pendant button station 12 and the external handheld control unit 13, prevent to control each other to interfere and cause control disorderly.
As shown in Figure 3: hydraulic system increases flow signalling generator 18, and flow signalling generator 18 links to each other with PLC Programmable Logic Controller 11 through lead.When hydraulic system is debugged, flow signalling generator 18 is configured regulation numerical value, starter receiver pump 24; Behind the double-filtration of lubricating oil through screen filter 23 and edge type oil filter 14; Through board-like overflow valve 16, the pressure of lubricating oil is shown by Pressure gauge 15, is divided into two-way afterwards again; Lead up to and hang down presser type overflow valve 17, go gear and gear ring and II axle to be lubricated respectively; Lead up to flow signalling generator 18, go main shaft and guide rail to be lubricated, when this road flow of lubrication did not reach regulation numerical value, flow signalling generator 18 can send signal to PLC Programmable Logic Controller 11, and system is stopped, thereby played the effect of protection table slide.
As shown in Figure 3: hydraulic system is provided with solenoid directional control valve 19, through on the oil-distributing plate 22 the speed change of the solenoid directional control valve that closes 19 control transmission mechanisms.Solenoid directional control valve 19 each speed change oil cylinder 20 of control move back and forth; Earlier forward the speed switch on the pendant button station to needed rotating speed position during speed change, this moment, corresponding solenoid directional control valve 19 circuit were switched on, and made solenoid directional control valve 19 energisings by the transformation of speed button then; Connect the locking bar oil circuit; Pressure oil gets into locking bar oil cylinder 21 the speed change oil circuit is opened and connected to the locking bar key, and pressure oil gets into corresponding speed change oil cylinder 20 through solenoid directional control valve 19 afterwards, promotes change gear through shift fork and carries out speed change.When the locking bar key was opened, the pressing travel switch made main motor make servo pulse and rotates, and helps change gear to mesh smoothly; When gears engaged well after solenoid directional control valve 19 outage; The locking bar key resets and shift fork is located main motor pulses stops, and the signal lamp on the pendant button station is bright, shows that gear shifting operation accomplishes.
Claims (2)
1. single-column lathe; Mainly form, it is characterized in that transmission adopted AC servo machinery driving feed mechanism, AC servo motor and decelerator direct connection by lathe bed, workbench, crossbeam, rail head, feed mechanism, main drive gear, hydraulic system and electrical system; The output shaft of decelerator connects with the ball screw assembly, of stent support on putting together on crossbeam through shaft coupling; The screw of ball screw assembly, is connected with rail head through support, and rail head level and vertical feed have a motor-driven, wherein vertical feed motor band brake respectively; Feed mechanism also disposes an external handheld control unit except through the operation of pendant button station; Main drive gear adopts solenoid directional control valve, through controlling speed change to the solenoid directional control valve that closes on the oil-distributing plate; Electrical system adopts the PLC Controlled by Programmable Controller, and described PLC Programmable Logic Controller is connected with hydraulic system with transmission system through lead; Hydraulic system adopts the flow signalling generator to regulate the lubricating system of control workbench, and the flow signalling generator links to each other with above-mentioned PLC Programmable Logic Controller through lead.
2. single-column lathe according to claim 1 is characterized in that being provided with mutual interlocking gear between pendant button station and the external handheld control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200424490U CN202461531U (en) | 2012-02-10 | 2012-02-10 | Single-column vertical type lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200424490U CN202461531U (en) | 2012-02-10 | 2012-02-10 | Single-column vertical type lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202461531U true CN202461531U (en) | 2012-10-03 |
Family
ID=46909728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200424490U Expired - Fee Related CN202461531U (en) | 2012-02-10 | 2012-02-10 | Single-column vertical type lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202461531U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103245582A (en) * | 2013-05-06 | 2013-08-14 | 沈阳工业大学 | Ring-block friction-abrasion testing machine for intelligently controlling speed |
| CN105108178A (en) * | 2015-09-02 | 2015-12-02 | 芜湖日升重型机床有限公司 | Novel vertical lathe capable of being intelligently operated and controlled |
-
2012
- 2012-02-10 CN CN2012200424490U patent/CN202461531U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103245582A (en) * | 2013-05-06 | 2013-08-14 | 沈阳工业大学 | Ring-block friction-abrasion testing machine for intelligently controlling speed |
| CN103245582B (en) * | 2013-05-06 | 2015-12-09 | 沈阳工业大学 | A kind of ring block friction wear testing machine of speed intelligent control |
| CN105108178A (en) * | 2015-09-02 | 2015-12-02 | 芜湖日升重型机床有限公司 | Novel vertical lathe capable of being intelligently operated and controlled |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20130210 |