CN105021464A - Pressure testing machine used for ultracrystalline iron cores - Google Patents
Pressure testing machine used for ultracrystalline iron cores Download PDFInfo
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- CN105021464A CN105021464A CN201510368310.3A CN201510368310A CN105021464A CN 105021464 A CN105021464 A CN 105021464A CN 201510368310 A CN201510368310 A CN 201510368310A CN 105021464 A CN105021464 A CN 105021464A
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- oil
- oil cylinder
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- pressure plate
- pressure testing
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Abstract
The invention discloses a pressure testing machine used for ultracrystalline iron cores. The pressure testing machine comprises a machine body; the lower part of the machine body is provided with a motor; the motor is connected with an oil pump via a shaft coupling; the oil pump is arranged in an oil tank; the upper end of the oil tank is provided with an oil return valve and an oil supply valve; the lower part of the machine body is provided with a lower beam, and the lower beam is connected with the oil tank; the upper end of the lower beam is provided with an oil cylinder; a piston is arranged in the oil cylinder; the upper end of the oil cylinder is provided with a lower pressure plate; the upper end of the lower pressure plate is provided with an upper pressure plate; the upper pressure plate is connected with a screw rod; and the screw rod is connected with an electric lifting mechanism. The pressure testing machine is simple in structure, and excellent in sealing effect; oil leakage is prevented; friction of the oil cylinder with the piston is reduced as far as possible, so that testing machine accuracy is ensured, the size and weight of the machine body are reduced greatly, investment cost is reduced, operation is convenient, and test precision is increased.
Description
Technical field
The present invention relates to a kind of pressure testing machine for microcrystalline iron core.
Background technology
For the testing machine product that the pressure testing machine of microcrystalline iron core is developed, it is of many uses, can stretch, compress, bend, the test such as shearing to metal, nonmetallic composite.In the work progress such as road, bridge, pressure testing machine need be adopted to test the resistance to compression of concrete test block, component etc., the performance such as bending resistance and anti-folding, to judge the performance of concrete test block, component etc.Existing pressure testing machine has a frame usually, because this test needs worm screw to make extremely low rotating speed, and the rotating speed of common electric machine is usually all higher, so be input to worm gear device again after usually need first adopting secondary or three grades of belt gear works to slow down, not only cost of manufacture is comparatively large, also makes bulky, the weight of testing machine increase, be not easy to mobile, the sealing effectiveness of pressing machine is poor, and the friction factor of oil cylinder and piston is increased, thus reduces the precision of testing machine.
Summary of the invention
The technical problem to be solved in the present invention is: in order to solve the prior art Problems existing in above-mentioned background technology, a kind of improvement is provided, good sealing effect, reduce oil spilling phenomenon, the friction of oil cylinder and piston is minimized, a kind of pressure testing machine for microcrystalline iron core that the precision of testing machine is high.
The technical solution adopted for the present invention to solve the technical problems is: a kind of pressure testing machine for microcrystalline iron core, there is body, the lower end of described body is provided with motor, motor is connected with oil pump by shaft coupling, oil pump is located in fuel tank, fuel tank upper end is provided with oil return valve and send fuel tap, the lower end of body is provided with underbeam and is connected with fuel tank, underbeam upper end is provided with oil cylinder, be provided with piston in oil cylinder, the upper end of oil cylinder is provided with lower pressure plate, and the upper end of lower pressure plate is provided with upward pressure plate, upward pressure plate is connected with screw mandrel, and screw mandrel is connected with electric lifting mechanism.
Further, described oil cylinder and piston space adopt combination sealing, compound seal and rubber seal is embedded with in the upper inside wall of oil cylinder, the outer wall of oil cylinder is provided with oil spilling passage, structure is simple, good sealing effect, reduces oil spilling phenomenon, the friction of oil cylinder and piston is minimized, thus ensure that the precision of testing machine.
Further, described body is provided with electric controller.
Further, described body adopts nodular cast iron to make, long service life, and mechanicalness, stability and firm performance are good, and convenient operation, improves test accuracy.
The invention has the beneficial effects as follows, structure of the present invention is simple, good sealing effect, reduce oil spilling phenomenon, the friction of oil cylinder and piston is minimized, thus ensure that the precision of testing machine, the volume and weight reducing body alleviates greatly, reduce cost of investment, convenient operation, improve test accuracy.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is structural representation of the present invention.
In figure: 1. body, 2. motor, 3. shaft coupling, 4. oil pump, 5. fuel tank, 6. oil return valve, 7. send fuel tap, 8. underbeam, 9. oil cylinder, 10. piston, 11. lower pressure plates, 12. upward pressure plates, 13. screw mandrels, 14. electric lifting mechanisms, 15. electric controllers.
Embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
A kind of pressure testing machine for microcrystalline iron core as shown in Figure 1, there is body 1, the lower end of described body 1 is provided with motor 2, motor 2 is connected with oil pump 4 by shaft coupling 3, oil pump 4 is located in fuel tank 5, fuel tank 5 upper end is provided with oil return valve 6 and send fuel tap 7, the lower end of body 1 is provided with underbeam 8 and is connected with fuel tank 5, underbeam 8 upper end is provided with oil cylinder 9, piston 10 is provided with in oil cylinder 9, the upper end of oil cylinder 9 is provided with lower pressure plate 11, the upper end of lower pressure plate 11 is provided with upward pressure plate 12, upward pressure plate 12 is connected with screw mandrel 13, screw mandrel 13 is connected with electric lifting mechanism 14, combination sealing is adopted between oil cylinder 9 and piston 10, compound seal and rubber seal is embedded with in the upper inside wall of oil cylinder 9, the outer wall of oil cylinder 9 is provided with oil spilling passage, body 1 is provided with electric controller 15, body 1 adopts nodular cast iron to make.
Concrete has a upper dish be fixed on plate rail on the worktable of body 1, a motor 2 is set in the bottom of body 1 as driving arrangement, move reciprocatingly by driving the piston in oil cylinder 9, make the lower pressure plate 11 being located at oil cylinder 9 upper end, piston 9 driving electric elevating mechanism 14 moves, electric lifting mechanism 14 drives the upward pressure plate 12 connected by screw mandrel 13 to do vertical moving up and down, the test block be placed between upward pressure plate 12 and lower pressure plate 11 is compressed, and the snap-in force by setting, the compression time measures the properties of test block, structure is simple, good sealing effect, reduce oil spilling phenomenon, the friction of oil cylinder and piston is minimized, thus ensure that the precision of testing machine, the volume and weight reducing body alleviates greatly, reduce cost of investment, convenient operation, improve test accuracy.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on instructions, must determine its technical scope according to right.
Claims (4)
1. the pressure testing machine for microcrystalline iron core, there is body (1), it is characterized in that: the lower end of described body (1) is provided with motor (2), motor (2) is connected with oil pump (4) by shaft coupling (3), oil pump (4) is located in fuel tank (5), fuel tank (5) upper end is provided with oil return valve (6) and send fuel tap (7), the lower end of body (1) is provided with underbeam (8) and is connected with fuel tank (5), underbeam (8) upper end is provided with oil cylinder (9), piston (10) is provided with in oil cylinder (9), the upper end of oil cylinder (9) is provided with lower pressure plate (11), the upper end of lower pressure plate (11) is provided with upward pressure plate (12), upward pressure plate (12) is connected with screw mandrel (13), screw mandrel (13) is connected with electric lifting mechanism (14).
2. a kind of pressure testing machine for microcrystalline iron core according to claim 1, it is characterized in that: between described oil cylinder (9) and piston (10), adopt combination sealing, be embedded with compound seal and rubber seal in the upper inside wall of oil cylinder (9), the outer wall of oil cylinder (9) is provided with oil spilling passage.
3. a kind of pressure testing machine for microcrystalline iron core according to claim 1, is characterized in that: described body (1) is provided with electric controller (15).
4. a kind of pressure testing machine for microcrystalline iron core according to claim 1, is characterized in that: described body (1) adopts nodular cast iron to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510368310.3A CN105021464A (en) | 2015-06-26 | 2015-06-26 | Pressure testing machine used for ultracrystalline iron cores |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510368310.3A CN105021464A (en) | 2015-06-26 | 2015-06-26 | Pressure testing machine used for ultracrystalline iron cores |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105021464A true CN105021464A (en) | 2015-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201510368310.3A Pending CN105021464A (en) | 2015-06-26 | 2015-06-26 | Pressure testing machine used for ultracrystalline iron cores |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6123940A (en) * | 1984-07-11 | 1986-02-01 | Sakae Minami | Pressure testing and cleaning device |
| CN2909234Y (en) * | 2006-06-16 | 2007-06-06 | 绍兴市肯特机械电子有限公司 | Pressure testing machine of regulating test space by hydraulic drive |
| CN201096688Y (en) * | 2007-10-17 | 2008-08-06 | 王志云 | Dual-diameter, dual-direction and dual speed oil jar pressure tester |
| CN201689015U (en) * | 2010-03-31 | 2010-12-29 | 无锡建仪仪器机械有限公司 | Constant-loading pressure tester |
| CN102944471A (en) * | 2012-11-14 | 2013-02-27 | 无锡建仪仪器机械有限公司 | Pressure test machine for doing steel ball test |
| CN203502304U (en) * | 2013-09-27 | 2014-03-26 | 江西格雷斯科技股份有限公司 | Electric hydraulic type pressure testing machine |
| CN203881624U (en) * | 2014-05-22 | 2014-10-15 | 浙江宏驰机械仪器制造有限公司 | Pressure testing machine |
| CN204831931U (en) * | 2015-06-26 | 2015-12-02 | 苏州洲盛非晶科技有限公司 | A compression test machine for super microcrystalline iron core |
-
2015
- 2015-06-26 CN CN201510368310.3A patent/CN105021464A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6123940A (en) * | 1984-07-11 | 1986-02-01 | Sakae Minami | Pressure testing and cleaning device |
| CN2909234Y (en) * | 2006-06-16 | 2007-06-06 | 绍兴市肯特机械电子有限公司 | Pressure testing machine of regulating test space by hydraulic drive |
| CN201096688Y (en) * | 2007-10-17 | 2008-08-06 | 王志云 | Dual-diameter, dual-direction and dual speed oil jar pressure tester |
| CN201689015U (en) * | 2010-03-31 | 2010-12-29 | 无锡建仪仪器机械有限公司 | Constant-loading pressure tester |
| CN102944471A (en) * | 2012-11-14 | 2013-02-27 | 无锡建仪仪器机械有限公司 | Pressure test machine for doing steel ball test |
| CN203502304U (en) * | 2013-09-27 | 2014-03-26 | 江西格雷斯科技股份有限公司 | Electric hydraulic type pressure testing machine |
| CN203881624U (en) * | 2014-05-22 | 2014-10-15 | 浙江宏驰机械仪器制造有限公司 | Pressure testing machine |
| CN204831931U (en) * | 2015-06-26 | 2015-12-02 | 苏州洲盛非晶科技有限公司 | A compression test machine for super microcrystalline iron core |
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Application publication date: 20151104 |