CN202684082U - Dry bag press machine used for extrusion forming of pipes and rods and control system thereof - Google Patents
Dry bag press machine used for extrusion forming of pipes and rods and control system thereof Download PDFInfo
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- CN202684082U CN202684082U CN 201220326965 CN201220326965U CN202684082U CN 202684082 U CN202684082 U CN 202684082U CN 201220326965 CN201220326965 CN 201220326965 CN 201220326965 U CN201220326965 U CN 201220326965U CN 202684082 U CN202684082 U CN 202684082U
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Abstract
The utility model discloses a dry bag press machine used for extrusion forming of pipes and rods and a control system thereof. A high pressure cylinder is fixed on a rotating mechanical arm of a high pressure cylinder rotating mechanism, a separation sealing sleeve and a product mould are arranged in the high pressure cylinder, the product mould is located in the separation sealing sleeve, an upper sealing cover and a lower sealing cover are respectively arranged at the upper end and the lower end of the high pressure cylinder, a high pressure cylinder liquid inlet/outlet and a high pressure cylinder air discharge port are respectively arranged on two sides of the outer wall of the high pressure cylinder, and a high pressure jack is installed on a lower platform of a machine frame and located under the lower sealing cover of the high pressure cylinder. Compared with a traditional extrusion machine, the dry bag press machine is small in consumed power in the press process and high in accuracy of molded products, and does not require adding solvents or plasticizers into powder materials, thereby removing the work procedure of drying, avoiding damage of organic solvent gas discharged to the atmosphere in the tradition extrusion process and removing combustible and explosive substances in the product production process.
Description
Technical field
The utility model relates to a kind of dry bag press, particularly relates to a kind of dry bag press for the bar extrusion modling.
Background technology
At present, the bar extruding moulding process of known powder metallurgy mainly is that the slurry that will be contained in the squeeze cylinder by alloy powder, bonding agent, solvent passes through piston pressurization, to there be the slurry of certain fluidity to be squeezed into the bar blank by an outlet mould, then by techniques such as drying, sintering, make bar or tubing.Traditional extrusion equipment is owing to need to overcome very large frictional force when extrusion modling, the extruding energy consumption is quite high, for improving the flowability of powder, just need to mix organic solvent (hexane, ethanol, gasoline) and plasticizer, so in later stage bake drying process, not only to consume a large amount of heat energy, also want thin to a large amount of organic solvent of airborne release (hexane, ethanol, gasoline) gas, and bar is thicker, the time of oven dry is slower, has reduced production efficiency.
The utility model content
The purpose of this utility model is that the power that provides a kind of pressing process to consume in order to address the above problem is little, precision is high and environmental pollution is little after the formed product the dry bag press and the control system thereof that are used for the bar extrusion modling.
The utility model is achieved through the following technical solutions:
A kind of dry bag press for the bar extrusion modling, comprise frame, support, the high pressure cylinder rotating mechanism, high pressure cylinder and high-pressure jack, described frame is fixed on the described support, described high pressure cylinder rotating mechanism is fixed on the frame, described high pressure cylinder is fixed on the rotating mechanical arm of described high pressure cylinder rotating mechanism, be provided with isolating seal cover and product mold in the described high pressure cylinder, described product mold is positioned at described isolating seal cover, the top and bottom of described high pressure cylinder are respectively arranged with top cover labyrinth and lower sealing cover, the both sides of described high pressure cylinder outer wall are respectively arranged with high pressure cylinder liquid in-out mouth and high pressure cylinder exhaust outlet, described high-pressure jack be installed on the lower platform of frame and with the below that is positioned at described high pressure cylinder lower sealing cover.
High pressure cylinder is the mechanical arm structure of utilizing the principle of revolution circular motion, high pressure cylinder is positioned in the high-intensity frame, by being installed in the high-pressure jack pressurization between high pressure cylinder and the housiung separator, high pressure cylinder and frame are closely as one, make high pressure cylinder become closed container, reach the liquid of 200MPa to the high pressure cylinder injection pressure, utilize fluid pressure etc. to the characteristic of even transmission, make the powder pressing moulding in the product mold.Whole course of action is as follows: high pressure cylinder screws out frame by rotating mechanical arm, manually powder is packed in the high pressure cylinder in the product mold, upper press cover seals the high pressure cylinder upper port, by rotating mechanical arm high pressure cylinder is slowly screwed in frame, place on the high-pressure jack platform, the high-pressure jack pressurization is risen, high pressure cylinder is pushed up extremely and housiung separator, and the pressure by high-pressure jack makes top cover labyrinth, lower sealing cover seals high pressure cylinder, high pressure cylinder and frame are combined closely, the liquid high pressure generator injects highly pressurised liquid to high pressure cylinder, makes the high pressure cylinder internal pressure reach 200MPa, keeps after 1 minute, the high pressure cylinder pressure release, by rotating mechanical arm high pressure cylinder is screwed out frame, take out the product that suppresses, the seal cover return, charging enters next production cycle.The cavity of high-pressure molding by design, the alloy powder that needs moulding is filled in the product mold of cavity, being full of highly pressurised liquid in the cavity of high-pressure molding is the water of 200MPa, evenly shrink behind the product mould pressurized, powder in the product mould contains under the effect of bonding agent straight forming in high pressure and the cementability that self has and alloy powder.The operations such as interpolation solvent, bake drying have been saved.
As preferably, described product mold is flexible macromolecule product mould, and described isolating seal cover is flexible macromolecule isolating seal cover.By being subjected to the uniform pressure of highly pressurised liquid, the elastic shrinkage distortion occurs in product mold and isolating seal cover, with the powder pressing moulding in the product mold.
A kind of control system of the dry bag press for the bar extrusion modling, comprise control cabinet, gauge tap and hydraulic system, described control cabinet is connected with described gauge tap, described gauge tap is connected with described hydraulic system, described hydraulic system comprises fuel tank, filter, the high pressure cylinder booster, high pressure cylinder, high-pressure jack, the high pressure cylinder pressure detection switch, the high pressure cylinder unloader, the first throttle valve, the second choke valve, the high-pressure jack booster, high-pressure jack pressure detection switch and high-pressure jack unloader, the outlet of described fuel tank is connected with the entrance of described filter, the outlet of described filter respectively with described high pressure cylinder booster be connected the entrance of high-pressure jack booster and be connected, the outlet of described high pressure cylinder booster is connected with the entrance of described high pressure cylinder respectively, described high pressure cylinder booster is connected with the first end of described high pressure cylinder pressure detection switch, the second end of described high pressure cylinder pressure detection switch is connected with described high pressure cylinder unloader, described high pressure cylinder unloader is connected with the first end of described the second choke valve, the second end of described the second choke valve is connected with the first end of described first throttle valve, and the second end of described first throttle valve is connected with the entrance of described fuel tank; Described high-pressure jack booster is connected with the first end of described high-pressure jack pressure detection switch, the second end of described high-pressure jack pressure detection switch is connected with the first end of described high-pressure jack unloader, the second end of described high-pressure jack unloader is connected with the first end of described first throttle valve, and the second end of described first throttle valve is connected with the entrance of described fuel tank.
Preset control program in control cabinet, control cabinet will be controlled and specify the hydraulic system that sends to the dry bag press, and hydraulic system makes powder under high pressure be pressed into bar or tubing according to control instruction control dry bag press mechanical actuating mechanism.
Particularly, described control cabinet is the PLC control cabinet.Control cabinet is HK-JY-20 type control cabinet, and HK-JY-20 type control cabinet is comprised of CPU module and the I/O module of PLC.The electric-control system of all mechanical part actions of the built-in control press device of control cabinet, configuration one cover PLC control module in the control cabinet, the control line of the executive components such as the control button that the outside is relevant, sense switch, magnetic valve, indicator lamp, booster pump accesses control port corresponding to PLC one by one.
The beneficial effects of the utility model are:
Compare with traditional extruder, the power that the utility model pressing process consumes is little, precision is high after the formed product, need not in powder, to add solvent and plasticizer, thereby also just cancelled the bake drying operation, avoid traditional extrusion process to the harm of airborne release organic solvent gas, also eliminated the existence of flammable and explosive substance in the process of producing product.
Description of drawings
Fig. 1 is the cutaway view of the dry bag press for the bar extrusion modling described in the utility model;
Fig. 2 is the structured flowchart of the hydraulic system of the dry bag press for the bar extrusion modling described in the utility model.
Among the figure: 1-frame, 2-top cover labyrinth, 3-high pressure cylinder exhaust outlet, the 4-high pressure cylinder, 5-isolating seal cover, 6-product mold, 7-product chamber, 8-lower sealing cover, 9-high-pressure jack, the 10-support, 11-high-pressure rotary mechanism, 12-rotating mechanical arm, 13-high pressure cylinder liquid in-out mouth, the 14-fuel tank, the 15-filter, 16-high-pressure jack pressure detection switch, 17-high pressure cylinder booster, 18-high-pressure jack booster, 19-high pressure cylinder pressure detection switch, 20-high pressure cylinder unloader, 21-high-pressure jack unloader, 22-the second choke valve, 23-first throttle valve.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and the specific embodiments:
As shown in Figure 1, the utility model is used for the dry bag press of bar extrusion modling, comprise frame 1, support 10, high pressure cylinder rotating mechanism 11, high pressure cylinder 4 and high-pressure jack 9, frame 1 is fixed on the support 10, high pressure cylinder rotating mechanism 11 is fixed on the frame 1, high pressure cylinder 4 is fixed on the rotating mechanical arm 12 of high pressure cylinder rotating mechanism 11, be provided with isolating seal cover 5 and product mold 6 in the high pressure cylinder 4, be provided with product chamber 7 in the product mold 6, product mold 6 is positioned at isolating seal cover 5, the top and bottom of high pressure cylinder 4 are respectively arranged with top cover labyrinth 2 and lower sealing cover 8, the both sides of the outer wall of high pressure cylinder 4 are respectively arranged with high pressure cylinder liquid in-out mouth 13 and high pressure cylinder exhaust outlet 3, high-pressure jack 9 be installed on the lower platform of frame 1 and with the below of the lower sealing cover 8 that is positioned at high pressure cylinder 4.Product mold 6 is flexible macromolecule product mould, and isolating seal cover 5 is flexible macromolecule isolating seal cover.By being subjected to the uniform pressure of highly pressurised liquid, the elastic shrinkage distortion occurs with isolating seal cover 5 in product mold 6, with the powder pressing moulding in the product mold.
A kind of control system of the dry bag press for the bar extrusion modling, comprise control cabinet, gauge tap and hydraulic system, described control cabinet is connected with described gauge tap, described gauge tap is connected with described hydraulic system, as shown in Figure 2, described hydraulic system comprises fuel tank 14, filter 15, high pressure cylinder booster 17, high pressure cylinder 4, high-pressure jack 9, high pressure cylinder pressure detection switch 19, high pressure cylinder unloader 20, first throttle valve 23, the second choke valve 22, high-pressure jack booster 18, high-pressure jack pressure detection switch 16 and high-pressure jack unloader 21, the outlet of fuel tank 14 is connected with the entrance of filter 15, the outlet of filter 15 is connected with the entrance that high pressure cylinder booster 17 is connected with the high-pressure jack booster respectively, the outlet of high pressure cylinder booster 17 is connected with the entrance of high pressure cylinder 4 respectively, high pressure cylinder booster 17 is connected with the first end of high pressure cylinder pressure detection switch 19, the second end of high pressure cylinder pressure detection switch 19 is connected with high pressure cylinder unloader 20, high pressure cylinder unloader 20 is connected with the first end of the second choke valve 22, the second end of the second choke valve 22 is connected with the first end of first throttle valve 23, and the second end of first throttle valve 23 is connected with the entrance of fuel tank 14; High-pressure jack booster 18 is connected with the first end of high-pressure jack pressure detection switch 16, the second end of high-pressure jack pressure detection switch 16 is connected with the first end of high-pressure jack unloader 21, the second end of high-pressure jack unloader 21 is connected with the first end of first throttle valve 22, and the second end of first throttle valve 22 is connected with the entrance of fuel tank 14.
Control cabinet is the PLC control cabinet.Control cabinet is HK-JY-20 type control cabinet, and HK-JY-20 type control cabinet is comprised of CPU module and the I/O module of PLC.The electric-control system of all mechanical part actions of the built-in control press device of control cabinet, configuration one cover PLC control module in the control cabinet, the control line of the executive components such as the control button that the outside is relevant, sense switch, magnetic valve, indicator lamp, booster pump accesses control port corresponding to PLC one by one.Preset control program in control cabinet, control cabinet will be controlled and specify the hydraulic system that sends to the dry bag press, and hydraulic system makes powder under high pressure be pressed into bar or tubing according to control instruction control dry bag press mechanical actuating mechanism.
It should be noted last that, above embodiment is only unrestricted in order to the technical solution of the utility model to be described.Although with reference to embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, the technical solution of the utility model is made amendment or is equal to replacement, the spirit and scope that do not break away from technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (4)
1. dry bag press that is used for the bar extrusion modling, comprise frame and support, described frame is fixed on the described support, it is characterized in that: also comprise high pressure cylinder, high-pressure jack and high pressure cylinder rotating mechanism, described high pressure cylinder rotating mechanism is fixed on the frame, described high pressure cylinder is fixed on the rotating mechanical arm of described high pressure cylinder rotating mechanism, be provided with isolating seal cover and product mold in the described high pressure cylinder, described product mold is positioned at described isolating seal cover, the top and bottom of described high pressure cylinder are respectively arranged with top cover labyrinth and lower sealing cover, the both sides of described high pressure cylinder outer wall are respectively arranged with high pressure cylinder liquid in-out mouth and high pressure cylinder exhaust outlet, described high-pressure jack be installed on the lower platform of frame and with the below that is positioned at described high pressure cylinder lower sealing cover.
2. the dry bag press for the bar extrusion modling according to claim 1, it is characterized in that: described product mold is flexible macromolecule product mould, described isolating seal cover is flexible macromolecule isolating seal cover.
3. control system that is used for dry bag press claimed in claim 1, comprise control cabinet, gauge tap and hydraulic system, described control cabinet is connected with described gauge tap, described gauge tap is connected with described hydraulic system, it is characterized in that: described hydraulic system comprises fuel tank, filter, the high pressure cylinder booster, high pressure cylinder, high-pressure jack, the high pressure cylinder pressure detection switch, the high pressure cylinder unloader, the first throttle valve, the second choke valve, the high-pressure jack booster, high-pressure jack pressure detection switch and high-pressure jack unloader, the outlet of described fuel tank is connected with the entrance of described filter, the outlet of described filter respectively with described high pressure cylinder booster be connected the entrance of high-pressure jack booster and be connected, the outlet of described high pressure cylinder booster is connected with the entrance of described high pressure cylinder respectively, described high pressure cylinder booster is connected with an end of described high pressure cylinder pressure detection switch, the other end of described high pressure cylinder pressure detection switch is connected with described high pressure cylinder unloader, described high pressure cylinder unloader is connected with the first end of described the second choke valve, the second end of described the second choke valve is connected with the first end of described first throttle valve, and the second end of described first throttle valve is connected with the entrance of described fuel tank; Described high-pressure jack booster is connected with the first end of described high-pressure jack pressure detection switch, the second end of described high-pressure jack pressure detection switch is connected with the first end of described high-pressure jack unloader, the second end of described high-pressure jack unloader is connected with the first end of described first throttle valve, and the second end of described first throttle valve is connected with the entrance of described fuel tank.
4. the control system for dry bag press claimed in claim 1 according to claim 3, it is characterized in that: described control cabinet is the PLC control cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220326965 CN202684082U (en) | 2012-07-06 | 2012-07-06 | Dry bag press machine used for extrusion forming of pipes and rods and control system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220326965 CN202684082U (en) | 2012-07-06 | 2012-07-06 | Dry bag press machine used for extrusion forming of pipes and rods and control system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202684082U true CN202684082U (en) | 2013-01-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220326965 Expired - Fee Related CN202684082U (en) | 2012-07-06 | 2012-07-06 | Dry bag press machine used for extrusion forming of pipes and rods and control system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202684082U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171903A (en) * | 2015-10-26 | 2015-12-23 | 田东方 | Manufacturing device and method for powder forming |
| CN108555291A (en) * | 2018-06-20 | 2018-09-21 | 福建省蓝腾新材料科技有限公司 | Novel dry pocket type iso-static pressure shaping machine |
-
2012
- 2012-07-06 CN CN 201220326965 patent/CN202684082U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171903A (en) * | 2015-10-26 | 2015-12-23 | 田东方 | Manufacturing device and method for powder forming |
| CN108555291A (en) * | 2018-06-20 | 2018-09-21 | 福建省蓝腾新材料科技有限公司 | Novel dry pocket type iso-static pressure shaping machine |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20180706 |