CN202021224U - Aluminum sectional material extruding machine - Google Patents
Aluminum sectional material extruding machine Download PDFInfo
- Publication number
- CN202021224U CN202021224U CN2011201350837U CN201120135083U CN202021224U CN 202021224 U CN202021224 U CN 202021224U CN 2011201350837 U CN2011201350837 U CN 2011201350837U CN 201120135083 U CN201120135083 U CN 201120135083U CN 202021224 U CN202021224 U CN 202021224U
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- pressure
- oil
- master cylinder
- section bar
- pump
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Abstract
The utility model relates to an aluminum sectional material extruding machine, which comprises an extruding device, a forming device, a locking device, a material liner, a high-pressure oil pump and a low-pressure oil pump, wherein the material liner is used for placing workpieces, a main oil cylinder is respectively communicated with an oil tank through the high-pressure oil pump and the low-pressure oil pump, a pressure relay for detecting the pressure in an oil path is also arranged on the oil path connected with the back end of the main oil cylinder, the aluminum sectional material extruding machine also comprises a control device, and the control device is electrically connected with the pressure relay and controls the on-off state of the low-pressure oil pump according to information of the pressure relay. The aluminum sectional material extruding machine disclosed by the utility model has the advantages that the pressure relay and the control device electrically connected with the pressure relay are arranged on the oil path connected with the back end of the main oil cylinder, the operation speed of the main oil cylinder is improved, and the production efficiency is ensured.
Description
Technical field
The utility model relates to a kind of extruder, is specifically related to a kind of aluminium section bar extruder.
Background technology
The aluminium section bar extruder is the equipment of aluminium section bar production industry most critical, and the speed of this equipment and efficient are the bottleneck places in the whole production flow process, and crucial effects is played in the moulding of product.
General extruder itself all possesses speeder, major part is to realize by travel switch, its principle is as follows: promptly carry out before idle stroke also is not pressed onto aluminium ingot at master cylinder, the extruding force of extruder is very low, the oil that at this moment can call low-lift pump increases the interior flow of master cylinder, high-pressure pump is also in work simultaneously, oil with two oil pumps is supplied with oil cylinder simultaneously, to reach the purpose of speedup, master cylinder is turned off low-lift pump after running into travel switch, single pushes production by high-pressure pump work, and there is following defective in existing extruder:
Because on-the-spot technique change causes aluminium ingot length to differ, the position of general travel switch can often be adjusted workman's inconvenient operation as required; In addition, because the requirement of production technology, when beginning to be expressed to certain pressure, master cylinder can retreat extruding again slightly again, to get rid of the air (technical term is " exhaust ") in the aluminium ingot, during this time just can only use high pressure fuel supply pump, master cylinder speed can be very low, reduces production efficiency greatly.
Therefore, a kind of speed that improves the master cylinder idle stroke, the extruder of enhancing productivity is demanded urgently occurring.
The utility model content
Cause the master cylinder speed of service slower for solving the break-make of existing aluminium section bar extruder by travel switch control low-lift pump, problems such as production efficiency is lower, the utility model discloses a kind of aluminium section bar extruder, to reach the speed of service when guaranteeing the master cylinder idle stroke, improve the purpose of production efficient.
The technical solution of the utility model is as follows:
A kind of aluminium section bar extruder, comprise pressurizing unit, shaped device and locking device, described pressurizing unit comprises master cylinder and pressure ram, described shaped device comprises die holder and is fixed in the die that is used for shaped article on the described die holder, described locking device comprises inclined to one side oil cylinder and check lock lever, also comprise the material courage that is used for place work piece, described material courage is fixed on the described check lock lever;
This aluminium section bar extruder also comprises high-pressure oil pump and low pressure fuel pump, and described master cylinder is communicated with fuel tank respectively with described low pressure fuel pump by described high-pressure oil pump; With also be provided with the pressure switch that is used to detect the oil circuit internal pressure on the oil circuit that described master cylinder rear end is connected;
This aluminium section bar extruder also comprises the control device that is electrically connected and controls according to the information of described pressure switch described low pressure fuel pump keying with described pressure switch.
Preferably, described control device is the PLC controller.
Preferably, described master cylinder is connected with fuel tank with inclined to one side oil circuit by working connection respectively with described inclined to one side oil cylinder, is provided with oil pump and magnetic valve on described working connection and the described inclined to one side oil circuit.
The disclosed aluminium section bar extruder of the utility model, pressure switch and the control device that is electrically connected with pressure switch are set on the oil circuit that connects in the master cylinder rear end, by the pressure in the pressure switch detection master cylinder oil circuit, when pressure ram extruding workpiece pressure increases to setting value, control device control low pressure fuel pump cuts out, and when pressure ram retreated disengagement workpiece pressure less than setting value, control device control low pressure fuel pump was opened fuel feeding, improve the speed of service of master cylinder, guarantee production efficiency.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the disclosed a kind of aluminium section bar extruder of the utility model.
Numeral among the figure or letter institute are with the title of the corresponding component of showing:
1, master cylinder 2, pressure ram 3, die holder 4, die 5, material courage 6, inclined to one side oil cylinder 7, check lock lever 8, inclined to one side oil pump 9, magnetic valve 10, bolt 11, pressure switch 12, check valve 13, overflow valve 14, low pressure fuel pump 15, high-pressure oil pump.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The utility model discloses a kind of aluminium section bar extruder,, improve the purpose of production efficient to reach the speed of service when guaranteeing the master cylinder idle stroke.
As shown in Figure 1, a kind of aluminium section bar extruder, comprise pressurizing unit, shaped device and locking device, pressurizing unit comprises master cylinder 1 and pressure ram 2, shaped device comprises die holder 3 and is fixed in the die 4 that is used for shaped article on the die holder 3, locking device comprises inclined to one side oil cylinder 6 and check lock lever 7, also comprises the material courage 5 that is used for place work piece, and material courage 5 is fixed on the check lock lever 7; Drive pressure ram 2 motions with workpiece extrusion molding from mould by master cylinder 1.Check lock lever 7 is provided with external screw thread, and material courage 5 is sheathed on the check lock lever 7, also is provided with bolt 10 on the check lock lever 7, be used for the two is fixed, prevent to expect that courage 5 comes off, except that adopting bolting, also can by bearing pin the two be fixed, be convenient to dismounting in the punching of check lock lever 7 front ends.
This aluminium section bar extruder also comprises high-pressure oil pump 15 and low pressure fuel pump 14, and master cylinder 1 is communicated with fuel tank respectively with low pressure fuel pump 14 by high-pressure oil pump 15; With also be provided with the pressure switch 11 that is used to detect the oil circuit internal pressure on the oil circuit that master cylinder 1 rear end is connected, also comprise the control device that is electrically connected and controls low pressure fuel pump 14 keyings with pressure switch 11 according to the information of pressure switch 11, this control device is a PLC controller (not looking out), when master cylinder 1 is in idle stroke and does not contact with workpiece, high-pressure oil pump 15 carries out oil-feed to master cylinder 1 simultaneously with low pressure fuel pump 14, promoting master cylinder 1 advances fast, when master cylinder 1 begins to push workpiece near workpiece, pressure switch 11 detects internal pressure greater than setting value, signal is passed to control device, check valve 12 on control device control low pressure fuel pump 14 oil circuits is closed, only by 15 pairs of master cylinder 1 fuel feeding of high-pressure oil pump, unnecessary oil is got back to fuel tank by overflow valve 13 on the low pressure fuel pump 14 place oil circuits, when master cylinder 1 retreats exhaust, pressure switch 11 detects internal pressure less than setting value, signal is passed to control device, check valve 12 on control device control low pressure fuel pump 14 oil circuits is opened, with high-pressure oil pump master cylinder is carried out fuel feeding, guarantee the speed of service of master cylinder, enhance productivity.
Master cylinder 1 is connected with inclined to one side oil circuit and fuel tank by working connection respectively with inclined to one side oil cylinder 6, also is provided with inclined to one side oil pump 8 and magnetic valve 9 partially on the oil circuit; Oil pump 8 is controlled the oil inlet quantity of inclined to one side oil cylinder 6 partially.The product extrusion modling later stage, can control the oil inlet quantity of inclined to one side oil cylinder 6 by the PLC controller, increase the internal pressure of inclined to one side oil cylinder 6, thereby the pressure of check lock lever 7 is increased, and act on the material courage 5, make material courage 5 compress with mould, the raw material of avoiding insufficient pressure to cause leaks.
Operation principle of the present utility model is as follows:
Initial stage, workpiece is put into material courage 5, start the PLC controller, magnetic valve right side magnet energising on the working connection, magnetic valve left side magnet energising on the oil circuit partially, high- pressure oil pump 15 and 14 pairs of master cylinder 1 oil-feeds of low pressure fuel pump on the working connection, 8 pairs of inclined to one side oil cylinder 6 oil-feeds of oil pump partially on the oil circuit partially, promote pressure ram 2 reaches, check lock lever 7 drives material courage 5 compaction molds simultaneously, pressure ram 2 promotes workpiece and enters die 4, and this moment, pressure switch 11 detected pressure greater than setting value, and the check valve 12 on the control device control low pressure fuel pump 14 place oil circuits is closed; When master cylinder 1 retreated exhaust, pressure switch 11 detected pressure less than setting value, and the check valve 12 on the control device control low pressure fuel pump 14 place oil circuits is opened and continued to give master cylinder 1 fuel feeding; In the moulding later stage, the oil inlet quantity that the PLC controller is controlled inclined to one side oil cylinder 6 increases, and strengthens the thrust of 5 in mould and material courage, avoids raw material to leak.After extruding is finished, magnetic valve left side magnet energising on the working connection, magnetic valve right side magnet energising on the oil circuit partially, high- pressure oil pump 15 and 14 pairs of master cylinder 1 oil-feeds of low pressure fuel pump on the working connection, 8 pairs of inclined to one side oil cylinder 6 oil-feeds of oil pump partially on the oil circuit partially, promote pressure ram 2 and retreat, check lock lever 7 drives and expects that courage 5 moves forward and mould is thrown off simultaneously, finishes once extruding.
The disclosed aluminium section bar extruder of the utility model, pressure switch and the control device that is electrically connected with pressure switch are set on the oil circuit that connects in the master cylinder rear end, by the pressure in the pressure switch detection master cylinder oil circuit, when pressure ram extruding workpiece pressure increases to setting value, control device control low-lift pump cuts out, and when pressure ram retreated disengagement workpiece pressure less than setting value, control device control low-lift pump was opened fuel feeding, improve the speed of service of master cylinder, guarantee production efficiency.
Simultaneously, by being set, two oil circuits respectively master cylinder, inclined to one side oil cylinder are connected with fuel tank, in the extrusion modling later stage, can control the oil inlet quantity of inclined to one side oil cylinder by control device, increase the pressure of inclined to one side oil cylinder, to expect that courage and mould compress, avoid causing raw material to leak, energy savings need not the raw material that leaks is reprocessed, enhance productivity, reduce production costs.
More than be description,, make this area professional and technical personnel can realize or use the utility model by above-mentioned explanation to the disclosed embodiments to the utility model embodiment.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (3)
1. aluminium section bar extruder, comprise pressurizing unit, shaped device and locking device, described pressurizing unit comprises master cylinder and pressure ram, described shaped device comprises die holder and is fixed in the die that is used for shaped article on the described die holder, described locking device comprises inclined to one side oil cylinder and check lock lever, also comprise the material courage that is used for place work piece, described material courage is fixed on the described check lock lever; It is characterized in that,
This aluminium section bar extruder also comprises high-pressure oil pump and low pressure fuel pump, and described master cylinder is communicated with fuel tank respectively with described low pressure fuel pump by described high-pressure oil pump; With also be provided with the pressure switch that is used to detect the oil circuit internal pressure on the oil circuit that described master cylinder rear end is connected;
This aluminium section bar extruder also comprises the control device that is electrically connected and controls according to the information of described pressure switch described low pressure fuel pump keying with described pressure switch.
2. aluminium section bar extruder according to claim 1 is characterized in that, described control device is the PLC controller.
3. aluminium section bar extruder according to claim 1 is characterized in that, described master cylinder is connected with fuel tank with inclined to one side oil circuit by working connection respectively with described inclined to one side oil cylinder, is provided with oil pump and magnetic valve on described working connection and the described inclined to one side oil circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201350837U CN202021224U (en) | 2011-04-29 | 2011-04-29 | Aluminum sectional material extruding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201350837U CN202021224U (en) | 2011-04-29 | 2011-04-29 | Aluminum sectional material extruding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202021224U true CN202021224U (en) | 2011-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201350837U Expired - Fee Related CN202021224U (en) | 2011-04-29 | 2011-04-29 | Aluminum sectional material extruding machine |
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| Country | Link |
|---|---|
| CN (1) | CN202021224U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103521540A (en) * | 2013-11-01 | 2014-01-22 | 张家港市昊天金属科技有限公司 | Section aluminum extruding device |
| CN103537508A (en) * | 2013-11-01 | 2014-01-29 | 张家港市昊天金属科技有限公司 | Aluminium profile extrusion device |
| CN107497872A (en) * | 2017-09-13 | 2017-12-22 | 兴发铝业（成都）有限公司 | Aluminium section material extruder energy conserving system |
| CN110802121A (en) * | 2019-11-11 | 2020-02-18 | 苏州沅德精密技术有限公司 | Aluminum extrusion forming process |
-
2011
- 2011-04-29 CN CN2011201350837U patent/CN202021224U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103521540A (en) * | 2013-11-01 | 2014-01-22 | 张家港市昊天金属科技有限公司 | Section aluminum extruding device |
| CN103537508A (en) * | 2013-11-01 | 2014-01-29 | 张家港市昊天金属科技有限公司 | Aluminium profile extrusion device |
| CN107497872A (en) * | 2017-09-13 | 2017-12-22 | 兴发铝业（成都）有限公司 | Aluminium section material extruder energy conserving system |
| CN110802121A (en) * | 2019-11-11 | 2020-02-18 | 苏州沅德精密技术有限公司 | Aluminum extrusion forming process |
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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: 20111102 Termination date: 20140429 |