CN209813157U - Promote proximity position switch's job stabilization nature structure - Google Patents

Abstract

The utility model discloses a promote proximity position switch's job stabilization nature structure, including frame, pressure chamber, pre-extrusion head and auger delivery ware, be provided with the pressure chamber in the frame, pre-extrusion head has been placed on the inside top of pressure chamber, and one side import of pressure chamber is installed main piston drift, installs auger delivery ware in the pressure chamber, and the opposite side of pressure chamber still is provided with the briquetting export, still installs position switch A and position switch B through nylon swivel nut and nylon lock nut in the lateral wall of pressure chamber; the utility model discloses a job stabilization structure inlays nylon swivel nut in the screw of frame lateral wall, and the nylon swivel nut has no magnetism nature and heat-proof quality, has reduced the magnetization effect of frame inner wall mounted position switch department, has reduced the interference of magnetism to the position switch performance, has promoted the accuracy that the position switch detected greatly, simultaneously, utilizes the circulating pipe to cool down the mounted department of position switch, can avoid the magnetization of frame inner wall mounted position switch department that the high temperature arouses.

Description

Promote proximity position switch's job stabilization nature structure

Technical Field

The utility model relates to a briquetting machine technical field especially relates to a promote proximity position switch's job stabilization nature structure.

Background

The existing induction type proximity position switch has certain requirements on the use environment. Particularly, in a magnetic field environment, the switch is greatly influenced by a magnetic field; the magnetic field influences are often received, the switch performance is unstable, misoperation easily occurs, and the position information of the detection target is inaccurate.

The friction between the pre-extrusion head and the side wall of the machine base, the temperature of the contact part is high, magnetism can be generated on the side wall of the machine base, and particularly, a weak magnetic field is generated around a screw hole of the position switch to interfere the performance of the position switch; when the magnetic field is strong enough, the position switch can falsely report the position information of the measured object, and the fault that the pre-squeezer is not upward or downward is generated, so that the briquetting machine is stopped due to the fault.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the prior art, and the job stabilization nature structure who promotes proximity position switch who proposes.

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

the utility model provides a promote proximity position switch's job stabilization nature structure, includes frame, pressure chamber, extrudees head and auger delivery ware in advance, be provided with the pressure chamber in the frame, the head of extrudeing in advance has been placed on the inside top of pressure chamber, it connects the piston end at the hydro-cylinder of extrudeing in advance to extrude the head, extrude the hydro-cylinder in advance and install the top at the frame, main piston drift is installed in one side import of pressure chamber, install auger delivery ware in the pressure chamber, the opposite side of pressure chamber still is provided with the briquetting export, still install position switch A and position switch B through nylon swivel nut and nylon lock nut in the lateral wall of pressure chamber.

Preferably, two the nylon swivel nut is inlayed respectively in two screws of frame lateral wall to it is fixed through the locking of supporting nylon lock nut, position switch A and position switch B are inlayed respectively in two nylon swivel nuts, position switch A and position switch B are all fixed through two position switch nut locking, position switch A and position switch B's tail end still is connected with electrical connector.

Preferably, a metal sleeve is further arranged in the screw wall of the nylon screw sleeve.

Preferably, a circulating pipe is further wound outside the screw hole in the side wall of the machine base, a water inlet of the circulating pipe is connected to a micro circulating pump installed at the top end of the cooling tank, and a water outlet of the circulating pipe is directly communicated with one side of the cooling tank.

Preferably, the circulating pipe is sequentially wound on the outer sides of the two screw holes of the base and then communicated with one side of the cooling tank.

Preferably, three refrigerators are arranged in the cooling box, a power supply is further arranged on one side of the micro circulating pump, the power supply is connected with the micro circulating pump and the three refrigerators through wires, and a switch is connected in series with a connecting circuit of the micro circulating pump and the three refrigerators.

Compared with the prior art, the utility model provides a promote proximity position switch's job stabilization nature structure possesses following beneficial effect:

(1) this neotype job stabilization nature structure inlays the nylon swivel nut in the screw of frame lateral wall, utilizes the insulating nature of nylon materials, no magnetism nature, heat-proof quality and corrosion resistance advantage, makes the nylon swivel nut have no magnetism nature and heat-proof quality, has reduced the magnetization effect of frame inner wall mounted position switch department, has reduced the magnetism and has promoted the accuracy that position switch detected greatly to the interference of position switch performance.

(2) The novel work stability structure utilizes the circulating pipe to cool the installation position of the position switch through leading the cold water circulation of the cooling tank into the circulating pipe, can avoid the magnetization of the installation position switch of the inner wall of the machine base caused by high temperature, and is favorable for ensuring the normal work of the position switch.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation.

Drawings

Fig. 1 is a schematic view of a subjective structure of the proximity position switch of the present invention for improving the working stability;

fig. 2 is an enlarged schematic structural view of a position switch a for improving the working stability of the proximity position switch according to the present invention;

fig. 3 is a schematic structural view of a cooling box for improving the working stability of the proximity position switch according to the present invention;

in the figure: 1. a machine base; 2. a pressure chamber; 3. pre-extruding a head; 4. pre-extruding an oil cylinder; 5. a primary piston ram; 6. a screw conveyor; 7. a briquette outlet; 8. a position switch A; 9. a position switch B; 10. a cooling tank; 11. a circulation pipe; 12. a nylon thread sleeve; 13. a metal sheath; 14. a nylon lock nut; 15. a position switch nut; 16. an electrical connector; 17. a micro-circulation pump; 18. a refrigerator; 19. a power source; 20. and (4) switching.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

As shown in fig. 1-3, a promote proximity position switch's job stabilization nature structure, including frame 1, pressure chamber 2, squeeze head 3 and auger delivery ware 6 in advance, be provided with pressure chamber 2 in the frame 1, squeeze head 3 in advance has been placed on the inside top of pressure chamber 2, squeeze head 3 in advance is connected at the piston end of squeezing hydro-cylinder 4 in advance, squeeze hydro-cylinder 4 in advance and install the top at frame 1, main piston drift 5 is installed to one side import of pressure chamber 2, install auger delivery ware 6 in the pressure chamber 2, the opposite side of pressure chamber 2 still is provided with briquetting export 7, still install position switch A8 and position switch B9 through nylon swivel nut 12 and nylon lock nut 14 in the lateral wall of pressure chamber 2.

When the pre-extrusion head 3 reaches the front surface of the position switch, the position switch detects the pre-extrusion head 3 and gives a signal 1; on the contrary, the pre-extrusion head 3 leaves the front of the position switch, the position switch does not detect the pre-extrusion head 3, and a signal 0 is given; therefore, by the changing sequence of the signals of the position switch A8 and the position switch B9, it can be detected whether the pre-extrusion head 3 is running upward or downward and stopped at the upper end or the lower end position;

when the position switch detects that the pre-extrusion head 3 reaches the lower end, the main piston punch 5 moves forwards; similarly, the screw conveyor 6 will feed when the position switch detects that the pre-extrusion head 3 has reached the upper end (and the main piston ram 5 has also returned to the rear end).

Two nylon turnbuckles 12 are respectively embedded in two screw holes of the side wall of the machine base 1 and are locked and fixed through a matched nylon lock nut 14, a position switch A8 and a position switch B9 are respectively embedded in the two nylon turnbuckles 12, the position switch A8 and the position switch B9 are both locked and fixed through two position switch nuts 15, and the tail ends of the position switch A8 and the position switch B9 are further connected with an electric connector 16.

The nylon material has no magnetism and heat-proof quality, and the use of nylon swivel nut 12 and nylon lock nut 14 has reduced the magnetization effect of frame 1 inner wall installation position switch department, has reduced the interference of magnetism to the position switch performance, has promoted the accuracy that the position switch detected greatly.

Specifically, two M20 screw holes are formed in the position of a switch at the installation position of the side wall of the machine base 1, a nylon thread insert 12 is embedded in the screw holes and locked by a nylon lock nut 14, a gap of 0.5 mm reserved between the nylon thread insert 12 and the inner wall of the machine base 1 is reserved, then the position switch is screwed into the nylon thread insert 12, the end part of the position switch is flush with the end part of the nylon thread insert 12, and the tail part of the position switch is locked by two position switch nuts 15.

Still be provided with metal covering 13 in the spiral shell wall of nylon swivel nut 12, can strengthen the hardness of nylon swivel nut 12, avoid its deformation, can be effectual install position switch in nylon swivel nut 12.

Example 2

As shown in FIGS. 1-3, a circulation pipe 11 is wound around the outside of the screw hole on the sidewall of the base 1, the water inlet of the circulation pipe 11 is connected to a micro-circulation pump 17 installed on the top of the cooling tank 10, and the water outlet thereof is directly communicated with one side of the cooling tank 10.

The circulating pipe 11 is sequentially wound on the outer sides of the two screw holes of the base 1 and then communicated with one side of the cooling box 10, and the installation positions of the two position switches are cooled by the circulating pipe 11, so that the local temperature rise of the installation positions of the position switches is avoided.

Three refrigerators 18 are installed in the cooling tank 10, a power supply 19 is also installed on one side of the micro circulation pump 17, the power supply 19 is connected with the micro circulation pump 17 and the three refrigerators 18 through wires, and a switch 20 is connected in series with a connection circuit of the micro circulation pump 17 and the three refrigerators 18.

Specifically, the switch 20 is pressed to conduct the circuits between the power supply 19 and the micro-circulation pump 17 and among the three refrigerators 18, the refrigerators 18 refrigerate water in the cooling tank 10, and meanwhile, the micro-circulation pump 17 pumps cold water in the cooling tank 10 and circularly introduces the cold water into the circulation pipe 11, so that the circulation pipe 11 cools the installation position of the position switch, the situation that the installation position of the position switch is magnetized due to local temperature rise is avoided, and the normal work of the position switch is guaranteed.

It should be noted that, the utility model discloses a job stabilization nature structure inlays nylon swivel nut 12 in the screw of frame 1 lateral wall, utilize the insulating nature of nylon materials, no magnetism, heat-proof quality and corrosion resistance advantage, make nylon swivel nut 12 have no magnetism and heat-proof quality, the magnetization effect of frame 1 inner wall mounted position switch department has been reduced, the interference of magnetism to the position switch performance has been reduced, the accuracy that the position switch detected has been promoted greatly, and simultaneously, through the leading-in circulating pipe 11 of the cold water circulation with cooler bin 10, utilize circulating pipe 11 to cool down the mounting department of position switch, can avoid the magnetization of frame 1 inner wall mounted position switch department that the high temperature arouses, be favorable to guaranteeing position switch's normal work.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A working stability structure for improving a proximity position switch comprises a machine base (1), a pressure chamber (2), a pre-extrusion head (3) and a screw conveyor (6), it is characterized in that a pressure chamber (2) is arranged in the machine base (1), a pre-extrusion head (3) is arranged at the top end in the pressure chamber (2), the pre-extrusion head (3) is connected with the piston end of the pre-extrusion oil cylinder (4), the pre-extrusion oil cylinder (4) is arranged at the top end of the machine base (1), a main piston punch (5) is arranged at an inlet at one side of the pressure chamber (2), a screw conveyor (6) is arranged in the pressure chamber (2), a briquetting outlet (7) is also arranged at the other side of the pressure chamber (2), and a position switch A (8) and a position switch B (9) are further mounted in the side wall of the pressure chamber (2) through a nylon thread sleeve (12) and a nylon lock nut (14).

2. The structure for improving the working stability of the proximity position switch according to claim 1, wherein two nylon screw sleeves (12) are respectively embedded in two screw holes in the side wall of the machine base (1) and are locked and fixed through a matched nylon lock nut (14), the position switch a (8) and the position switch B (9) are respectively embedded in the two nylon screw sleeves (12), the position switch a (8) and the position switch B (9) are both locked and fixed through two position switch nuts (15), and the tail ends of the position switch a (8) and the position switch B (9) are further connected with an electrical connector (16).

3. The structure for improving the working stability of a proximity position switch according to claim 2, wherein the nylon thread insert (12) is further provided with a metal sleeve (13) in the thread wall.

4. The structure for improving the working stability of the proximity position switch according to claim 3, wherein a circulating pipe (11) is further wound outside the screw hole of the side wall of the machine base (1), the water inlet of the circulating pipe (11) is connected to a micro circulating pump (17) installed at the top end of the cooling tank (10), and the water outlet of the circulating pipe is directly communicated with one side of the cooling tank (10).

5. The structure of claim 4, characterized in that the circulation pipe (11) is wound around the outside of two screw holes of the base (1) and then connected to one side of the cooling tank (10).

6. The structure for improving the working stability of the proximity position switch according to claim 5, wherein three refrigerators (18) are installed in the cooling tank (10), a power supply (19) is further installed on one side of the micro-circulation pump (17), the power supply (19) is connected with the micro-circulation pump (17) and the three refrigerators (18) through wires, and a switch (20) is connected in series with a connection circuit of the micro-circulation pump (17) and the three refrigerators (18).