CN217059608U

CN217059608U - Metallographic phase embedding machine

Info

Publication number: CN217059608U
Application number: CN202123425334.8U
Authority: CN
Inventors: 石琪; 章胡兵
Original assignee: Jiaxing Fuyun Testing Technology Co ltd
Current assignee: Jiaxing Fuyun Testing Technology Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-07-26
Anticipated expiration: 2031-12-29

Abstract

The utility model provides a metallography inlaying machine, includes the casing, set up in inside main part and the pneumatic cylinder of inlaying of casing and set up in top seal cover on the casing, inlay the main part set up in on the pneumatic cylinder, inlay the main part including inlaying the chamber, in it sets up the lower mould to inlay the intracavity slip, just the lower mould is fixed in on the piston rod of pneumatic cylinder, with it can dismantle the connection setting to inlay the upper end in chamber top seal cover, in set up the mould on the top seal cover. The inlaying machine is compact in structure, the top seal cover is installed on the rotatable supporting seat, the top seal cover can be moved to one side by rotating the supporting seat, operation is facilitated, and the top seal cover is prevented from being contaminated by dust.

Description

Metallographic phase embedding machine

Technical Field

The utility model relates to a thermosetting and thermoplastic molding equipment field especially relate to a metallography inlaying machine.

Background

The metallographic phase embedding machine is suitable for thermosetting plastic pressing of a non-plastic and difficult-to-take micro metallographic sample, can conveniently perform sample polishing operation after pressing forming, and is also beneficial to determination of a microstructure under a metallographic microscope. In the preparation process of metallographic analysis samples, the direction adjustment of an observation surface before grinding and polishing is generally to fix the direction of a sample by using embedding resin, and meanwhile, the embedding can change an irregular sample into a shape which is convenient to hold by hands, so that the grinding and polishing process is convenient to control.

Although the current metallographic mosaicing machine is basically automated, there are some inconveniences in use. For example, the top cover is not easy to place after being taken off, and is directly placed on the platform, so that the problems that whether an upper die fixed on the top cover is polluted by dust and the like are often needed to be considered, and in addition, the power unit is large in integration volume, so that the metallographic phase embedding machine is large in whole and thick.

Therefore, aiming at the defects, a metallographic inlaying machine with a more compact structure and convenient operation needs to be arranged, and the defects of the existing metallographic inlaying machine are overcome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a metallography inlaying machine, this inlaying machine compact structure, top closing cap install on rotatable supporting seat, just can move top closing cap to one side through rotating the supporting seat, have both made things convenient for the operation and have avoided the top closing cap to be infected with by the dust.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a metallographic phase embedding machine comprises a machine shell, an embedding main body and a hydraulic cylinder which are arranged in the machine shell, and a top sealing cover arranged on the machine shell, wherein the embedding main body is arranged on the hydraulic cylinder and comprises an embedding cavity, a lower die is arranged in the embedding cavity in a sliding manner and fixed on a piston rod of the hydraulic cylinder, the top sealing cover is detachably connected with the upper end of the embedding cavity, and an upper die is arranged on the top sealing cover;

correspondingly, a feed inlet is formed in the machine shell, and a sealed dustproof ring only allowing the embedding cavity to penetrate through is arranged at the feed inlet;

correspondingly, a limiting plate is arranged at the bottom of the embedding cavity, and the limiting plate can prevent the piston rod from falling off from the driving port of the embedding cavity and is used for ensuring the sealing performance of the embedding cavity;

correspondingly, a spacer block is arranged in the embedding cavity and positioned between the upper die and the lower die, and two or more embedding samples in the embedding cavity are isolated by the spacer block, so that one or more embedding samples can be conveniently embedded at one time;

correspondingly, the top sealing cover comprises a top cover, a plug screw and a locking nut, the locking nut is fixed inside the top cover through the plug screw, the upper die is arranged on the plug screw, and the top cover is in threaded connection with the outer circumference side of the embedding cavity through the locking nut;

correspondingly, the top seal cover is arranged on the machine shell through a support seat, the support seat comprises a support cylinder, a support rod and a support arm, the support cylinder is fixedly arranged on the machine shell, the support rod part is spirally arranged in the support cylinder, the support arm is arranged at one end of the support rod, which is far away from the support cylinder, the support arm is movably arranged on the support arm, and the top seal cover is rotated to one side through the support seat when the top seal cover is opened, so that the embedded sample is convenient to take;

correspondingly, an elastic part is arranged between one end of the supporting rod, which is far away from the supporting arm, and the bottom of the inner side of the supporting cylinder, and the supporting rod is urged to spirally rise on the supporting cylinder by virtue of the elasticity of the elastic part, so that the force required by manual rotation is reduced;

corresponding, pneumatic cylinder and power pack tube coupling, power pack includes oil tank, oil pump, hydraulic valve piece and motor, the oil tank, the oil pump with the hydraulic valve piece connects gradually through the pipeline, the motor with oil pump drive connects, be provided with out oil passageway and oil return channel on the hydraulic valve piece, go out the oil passageway through go out the oil connector with pneumatic cylinder tube coupling, the oil return channel pass through the oil return connector with pneumatic cylinder tube coupling, motor corotation drives the oil pump and rotates, carries hydraulic oil to the hydraulic valve piece with the pressurization after the suction in the oil tank, and hydraulic oil carries the pneumatic cylinder from the play oil passageway of hydraulic valve piece, orders about the piston rod of pneumatic cylinder and stretches out, and the motor reversal drives the oil pump and rotates, and hydraulic oil in the pneumatic cylinder flows back to the return channel of hydraulic valve piece from the oil pump connector, in getting back to the oil tank through the oil return channel, the piston rod of the hydraulic cylinder retracts;

correspondingly, a pressure transmitter is arranged at an outlet of an oil outlet channel of the hydraulic valve block, and oil outlet pressure is monitored through the pressure transmitter;

correspondingly, one end of the oil outlet channel, which is far away from the oil pump, is provided with a one-way valve, so that the backflow of hydraulic oil is avoided;

correspondingly, the oil outlet channel and the oil return channel are respectively connected with an overflow valve, and the pressure of an oil way is controlled through the overflow valve.

The utility model has the advantages that:

1) the top sealing cover is directly connected with the embedding cavity, so that compared with the top sealing cover covered on the machine shell, the structure is more compact, the deviation of the connectivity among the embedding cavity, the machine shell and the top sealing cover is avoided, and the connection sealing performance is further improved;

2) the top closing cap passes through the supporting seat and rotatably sets up on inlaying the casing, when the sample is inlayed in taking, revolves the top closing cap to one side, both conveniently takes, can avoid the top closing cap to place contaminated problem everywhere again.

Drawings

Fig. 1 is a schematic view of an internal structure of a metallographic embedding machine according to an embodiment of the present invention;

FIG. 2 is a schematic view of the appearance structure of the metallographic embedding machine according to an embodiment of the present invention

Fig. 3 is a cross-sectional view of a top closure in accordance with an embodiment of the present invention;

fig. 4 and 5 are schematic structural diagrams of a power unit according to an embodiment of the present invention;

in the figure:

1. a housing;

21. a mosaic cavity; 22. a water-cooled heating device; 23. sealing a dustproof ring; 24. a limiting plate;

3. a top sealing cover; 31. a top cover; 32. a handle; 33. plugging and screwing screws; 34. locking the nut;

4. a supporting base; 41. a support cylinder; 42. a spring; 43. a support bar; 44. a support arm;

51. an upper die; 52. a lower die; 53. separating blocks;

6. a hydraulic cylinder; 61. a piston rod;

7. a power unit; 71. an oil tank; 72. an oil pump; 73. a hydraulic valve block; 74. a motor; 75. an oil outlet connector; 76. an oil return connection port; 77. a pressure transmitter;

8. shock absorption bottom feet; 9. a touch screen.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention. It should be noted that the drawings are in a very simplified form and are not to precise scale, which is only used for the purpose of facilitating and clearly explaining the embodiments of the present invention.

As shown in fig. 1 and 2, in an embodiment of the present invention, the metallographic embedding machine includes a casing 1, an embedding main body, a top sealing cover 3, a hydraulic cylinder 6 and a power unit 7, the embedding main body, the hydraulic cylinder 6 and the power unit 7 are disposed inside the casing 1, a material inlet is disposed at the top of the casing 1, a sealed dust ring 23 only for the embedding cavity 21 to pass through is mounted at the material inlet, a damping footing 8 is fixed at the bottom of the outer side of the casing 1, and anti-skid veins are disposed at the lower side of the damping footing 8;

inlay the main part including inlaying the shell, inlaying chamber 21, heating element and cooling element, inlay the casing and be fixed in pneumatic cylinder 6 through the mount pad on, the inside of inlaying the shell sets up the cylinder and inlays chamber 21, sets up circular through-hole respectively in the upper and lower side of inlaying the shell in the axial of inlaying chamber 21, and the upper end of inlaying chamber 21 passes upside through-hole and pan feeding mouth, and the lower extreme of inlaying chamber 21 extends to the downside through-hole. At least, inlay chamber 21 and pass the exposed outer circumference side of pan feeding mouth and set up connection structure, connection structure is used for being connected with top closing cap 3, and in this embodiment, connection structure is the screw thread, and the bottom of inlaying chamber 21 sets up limiting plate 24, perhaps inlays the through-hole diameter of shell downside and is less than the diameter of inlaying chamber 21, only supplies the piston rod 61 of pneumatic cylinder 6 to stretch out and draw back. The circumferential side of the inlay chamber 21 is provided with a heating unit and a cooling unit, for example, a water-cooled heating device 22;

as shown in fig. 3, the top cover 3 is fixed on the casing 1 through the supporting base 4, the top cover 3 includes a top cover 31, a tucking screw 33 and a locking nut 34, in this embodiment, the circumference side of the top cover 31 has a handle 32 and a step structure, the handle 32 is convenient for operating the top cover 31, the step structure is convenient for installing the top cover 31 on the supporting base 4, the locking nut 34 is fixed inside the top cover 31 through the tucking screw 33, the upper mold 51 is fixed at the lower end of the tucking screw 33 through a tightening screw, the top cover 3 is screwed with the circumference side of the inlay cavity 21 through the locking nut 34, and after the locking nut 34 is screwed with the inlay cavity 21, the upper mold 51 is located in the inlay cavity 21. The supporting seat 4 comprises a supporting cylinder 41, a supporting rod 43 and a supporting arm 44, the supporting cylinder 41 is fixedly arranged on the machine shell 1, a spring 42 is fixed at the bottom of the inner side of the supporting cylinder 41, the upper end of the spring 42 is in elastic contact with the supporting rod 43, part of the supporting rod 43 is spirally arranged in the supporting cylinder 41, the supporting arm 44 is fixed at one end of the supporting rod 43 far away from the supporting cylinder 41 through a screw, the supporting arm 44 comprises a hoop structure, the hoop structure is hooped at the step structure of the top cover 31 with a gap, the top cover 31 can rotate in the hoop structure, when the top cover 3 is opened, the top cover 3 is rotated to one side by means of the elastic force of the spring 42, and the embedded sample is convenient to take;

a lower die 52 is arranged in the embedding cavity 21 in a sliding manner, the lower die 52 is fixed on a piston rod 61 of the hydraulic cylinder 6, a rodless cavity of the hydraulic cylinder 6 is connected with a pipeline of the power unit 7, as shown in fig. 4 and 5, the power unit 7 comprises an oil tank 71, an oil pump 72, a hydraulic valve block 73, a motor 74, a check valve, an overflow valve and a pressure transmitter 77, the oil tank 71, the oil pump 72 and the hydraulic valve block 73 are sequentially connected through a pipeline, an output shaft of the motor 74 is connected with a shaft of the oil pump 72 in a driving manner, an oil outlet channel and an oil return channel are arranged on the hydraulic valve block 73, the check valve is arranged at one end of the oil outlet channel far away from the oil pump 72, the oil outlet channel and the oil return channel are respectively communicated with the overflow valve through an internal oil channel of the hydraulic valve block 73, the oil channel pressure is adjusted through the overflow valve, the oil outlet channel is connected with the pipeline of the hydraulic cylinder 6 through an oil outlet connector 75 to form an oil outlet channel, and the oil return channel is connected with the pipeline of the hydraulic cylinder 6 through an oil return connector 76, an oil return pipeline is formed, a pressure transmitter 77 is arranged at an outlet of an oil outlet channel of the hydraulic valve block 73, namely the oil outlet pipeline in the embodiment, and mechanical valves such as a one-way valve and an overflow valve are adopted, so that the integration of a power unit is facilitated, and the volume is reduced;

the automatic metallographic phase inlaying machine is the same as an existing automatic metallographic phase inlaying machine, the power unit 7, the heating unit and the water cooling unit are connected with the control center, the control center is operated through the touch screen 9, and the touch screen 9 is installed on the machine shell 1. Mosaic parameters are set via the touch screen 9, for example: pressure, temperature, heating time, cooling time, and the like.

According to the metallographic embedding machine of the embodiment, the following embodiments can be obtained:

reversely rotating to unscrew the top sealing cover 3 from the embedding cavity 21 and rotate the top sealing cover 3 to one side by virtue of the supporting seat 4, placing a sample to be embedded on the lower die 52, if two samples are to be placed, placing another sample to be embedded after placing the spacer block 53, rotating the top sealing cover 3 to the position right above the embedding cavity 21, forwardly rotating to tightly cover the top sealing cover 3 on the embedding cavity 21, setting embedding parameters through the touch screen 9 and starting, normally rotating the motor 74 to drive the oil pump 72 to rotate, sucking hydraulic oil from the oil tank 71 and then pressurizing and conveying the hydraulic oil to the hydraulic valve block 73, conveying the hydraulic oil from an oil outlet channel of the hydraulic valve block 73 to the hydraulic cylinder 6 to drive the piston rod 61 of the hydraulic cylinder 6 to extend, lifting the lower die 52 to be matched with the upper die 51 for pressing until the embedding is completed, taking out after cooling is completed, reversely rotating the motor 74 to drive the oil pump 72 to rotate, and returning the hydraulic oil in the hydraulic cylinder 6 from the oil return connection port 76 to a return channel of the hydraulic valve block 73, and returned to the oil tank 71 via the oil pump 72, the piston rod 61 of the hydraulic cylinder 6 is retracted, and the lower die 52 is lowered.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. The utility model provides a metallography inlaying machine, its characterized in that, including the casing, set up in inside the main part of inlaying of casing and pneumatic cylinder and set up in top sealing cover on the casing, inlay the main part set up in on the pneumatic cylinder, inlay the main part including inlaying the chamber, in it sets up the lower mould to inlay the intracavity slip, just the lower mould is fixed in on the piston rod of pneumatic cylinder, with it can dismantle the connection setting to inlay the upper end in chamber top sealing cover, in set up the mould on the top sealing cover.

2. The metallographic phase embedding machine according to claim 1, wherein a material inlet is formed in the machine shell, and a sealing dust ring only allowing the embedding cavity to penetrate through is arranged at the material inlet.

3. The metallographic phase embedding machine according to claim 1, wherein a limiting plate is arranged at the bottom of the embedding cavity.

4. The metallographic phase embedding machine according to claim 1, wherein the top sealing cover comprises a top cover, a plug screw and a locking nut, the locking nut is fixed inside the top cover through the plug screw, the upper die is arranged on the plug screw, and the top cover is in threaded connection with the outer circumference side of the embedding cavity through the locking nut.

5. The metallographic embedding machine according to claim 1, wherein said top cover is disposed on said housing through a supporting base, said supporting base includes a supporting cylinder, a supporting rod and a supporting arm, said supporting cylinder is fixedly disposed on said housing, said supporting rod is disposed in said supporting cylinder in a spiral manner, said supporting arm is disposed at an end of said supporting rod away from said supporting cylinder, and said top cover is movably disposed on said supporting arm.

6. The metallographic phase embedding machine according to claim 5, wherein an elastic member is provided between an end of said support rod away from said support arm and an inside bottom of said support cylinder.

7. The metallographic embedding machine according to claim 1, wherein the hydraulic cylinder is connected with a power unit through a pipeline, the power unit comprises an oil tank, an oil pump, a hydraulic valve block and a motor, the oil tank, the oil pump and the hydraulic valve block are sequentially connected through a pipeline, the motor is connected with the oil pump in a driving manner, an oil outlet channel and an oil return channel are arranged on the hydraulic valve block, the oil outlet channel is connected with the hydraulic cylinder through an oil outlet connector, and the oil return channel is connected with the hydraulic cylinder through an oil return connector.

8. The metallographic phase embedding machine according to claim 7, wherein a pressure transmitter is arranged at an outlet of the oil outlet channel of the hydraulic valve block.

9. The metallographic phase embedding machine according to claim 7, wherein a check valve is arranged at one end of the oil outlet channel far away from the oil pump.

10. The metallographic phase embedding machine according to claim 7, wherein an overflow valve is connected to each of the oil outlet channel and the oil return channel.