CN210657136U

CN210657136U - Titanium plating furnace

Info

Publication number: CN210657136U
Application number: CN201921424838.8U
Authority: CN
Inventors: 贾吉强; 曹文利; 贾士博; 贾吉刚; 贾士真; 贾亦真
Original assignee: Shijiazhuang Baite Tools Co Ltd
Current assignee: Shijiazhuang Baite Tools Co Ltd
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-06-02
Anticipated expiration: 2029-08-29

Abstract

The utility model provides a titanizing furnace, which belongs to the technical field of diamond saw blade auxiliary equipment, and comprises a furnace body, wherein a storage tank is arranged inside the furnace body, a heating wire and two asbestos plates for heat insulation are arranged between the storage tank and the inner wall of the furnace body, the top of the storage tank is flush with the top of the furnace body, and the heating wire is arranged between the two asbestos plates; the transferring platform is fixedly arranged at the top of the storage tank, is provided with a through hole penetrating through the upper surface and the lower surface, is communicated with the inner cavity of the storage tank, and is provided with an air inlet pipe communicated to the through hole on the side surface, wherein the air inlet pipe is provided with a first valve and is connected with a pressurized argon source; and the end cover is arranged at the top of the transferring platform and used for enabling the storage tank and the inside of the transferring platform to form a closed space, the end cover is provided with an air outlet pipe communicated with the through hole, and the air outlet pipe is provided with a second valve. The utility model provides a pair of titanium plating furnace, simple structure can accomplish the technology of titanium plating to diamond single crystal under the environment of ordinary pressure and inert gas.

Description

Titanium plating furnace

Technical Field

The utility model belongs to the technical field of diamond saw bit auxiliary assembly, more specifically say, relate to a titanizing furnace.

Background

The diamond tool is a composite material consisting of diamond and a matrix material, the performance of the diamond tool depends on the bonding strength of diamond particles and the matrix material, diamond single crystals need to be plated with titanium in the manufacturing process of the diamond tool, the effect of improving the wettability of the surfaces of the diamond particles and a metal matrix after titanium plating is good, the plating is relatively easy, the cost is low, and therefore the diamond tool is widely applied. The titanium plating process is carried out on diamond single crystals in a titanium plating furnace, but most of the current titanium plating furnaces are heated in vacuum, the cost of the titanium plating furnace is high, and the titanium plating is carried out by inert gas partially, but the structure is complex and difficult to realize.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a titanium plating furnace aims at solving under the circumstances of inert gas protection, the complicated and difficult problem of operation of titanium plating furnace structure.

In order to achieve the above object, the utility model adopts the following technical scheme: provided is a titanium plating furnace including:

the furnace comprises a furnace body, wherein a storage tank is arranged inside the furnace body, an electric heating wire and two asbestos plates for heat insulation are arranged between the storage tank and the inner wall of the furnace body, the top of the storage tank is flush with the top of the furnace body, and the electric heating wire is arranged between the two asbestos plates;

the transferring platform is fixedly arranged at the top of the storage tank and provided with a through hole penetrating through the upper surface and the lower surface, the through hole is communicated with an inner cavity of the storage tank, the side surface of the transferring platform is provided with an air inlet pipe communicated with the through hole, and the air inlet pipe is provided with a first valve and is connected with a pressurized argon source; and

and the end cover is arranged at the top of the transferring platform and used for enabling the storage tank and the inside of the transferring platform to form a closed space, the end cover is provided with an air outlet pipe communicated with the through hole, and the air outlet pipe is provided with a second valve.

Furthermore, the transferring platform is a cylinder, a first groove is formed in the top of the transferring platform, a second groove is formed in the bottom of the end cover of the transferring platform, and the transferring platform and the end cover are kept sealed through sealing rings arranged in the first groove and the second groove at the same time.

Furthermore, the inside of the transferring platform is provided with an annular limber hole concentric with the through hole, the side surface of the transferring platform is also provided with a water inlet pipe and a water outlet pipe, and the water inlet pipe and the water outlet pipe are both communicated with the annular limber hole.

Furthermore, the side of the transferring platform is provided with a plurality of connecting rods, the end parts of the connecting rods are provided with threads, the top of the end cover is provided with a plurality of connecting plates, the connecting plates are provided with connecting holes, and the threaded ends of the connecting rods penetrate through the connecting holes to be matched with nuts.

Furthermore, the connecting rods and the connecting plates are three and are circumferentially and uniformly distributed.

Furthermore, a plurality of bulges are arranged on the outer side of the transferring platform, one end of the connecting rod is fixed on the bulges, and the other end of the connecting rod is a free end and is provided with the threads.

Further, the furnace also comprises a thermometer which is fixedly arranged on the outer side of the furnace body and is used for displaying the internal temperature of the furnace body.

Further, the outside of furnace body still is equipped with air-cooled pipe, air-cooled pipe with the furnace body with the clearance intercommunication between the storage tank, air-cooled union coupling forced draught blower.

Further, the position of the air cooling pipe is lower than that of the lower asbestos plate.

Further, the air outlet pipe is vertically arranged and connected with a hose.

The utility model provides a pair of titanium plating furnace's beneficial effect lies in: compared with the prior art, a storage tank for containing diamond single crystals and titanium powder is arranged in the furnace body, and a heating wire for heating and an asbestos plate for heat insulation are arranged between the inner wall of the furnace body and the storage tank; the transfer platform is arranged at the top of the storage tank, a through hole arranged on the transfer platform is communicated with the inner cavity of the storage tank, and the transfer platform is provided with an air inlet pipe communicated with the through hole, so that inert gas can be introduced into the inner cavity of the storage tank; the end cover is arranged at the top of the transferring table, the inner cavity of the storage tank and the through hole form a closed space, the top of the end cover is provided with an air outlet pipe, air and inert gas can flow out of the storage tank, after the storage tank is filled with the inert gas, the first valve on the air inlet pipe and the second valve on the air outlet pipe are closed, and then the diamond single crystal and the titanium powder in the storage tank can be heated by the heating wires.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural view of a titanium plating furnace according to an embodiment of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 2;

fig. 4 is a partial enlarged view of the point i in fig. 3.

In the figure: 1. a furnace body; 11. a storage tank; 12. an electric heating wire; 13. an asbestos sheet; 14. an air-cooled pipe; 15. a thermometer; 2. a transfer table; 21. a through hole; 22. an air inlet pipe; 23. a first groove; 24. an annular water through hole; 25. a water inlet pipe; 26. a water outlet pipe; 27. a connecting rod; 28. a protrusion; 3. an end cap; 31. an air outlet pipe; 32. a second groove; 33. a connecting plate; 4. and (5) sealing rings.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 3, a titanium plating furnace according to the present invention will now be described. The titanium plating furnace comprises a furnace body 1, a transferring table 2 and an end cover 3. A storage tank 11 is arranged in the furnace body 1, an electric heating wire 12 and two asbestos plates 13 for heat insulation are arranged between the storage tank 11 and the inner wall of the furnace body 1, the top of the storage tank 11 is flush with the top of the furnace body 1, and the electric heating wire 12 is arranged between the two asbestos plates 13; the transferring platform 2 is fixedly arranged at the top of the storage tank 11, the transferring platform 2 is provided with a through hole 21 penetrating through the upper surface and the lower surface, the through hole 21 is communicated with an inner cavity of the storage tank 11, the side surface of the transferring platform 2 is provided with an air inlet pipe 22 communicated with the through hole 21, and the air inlet pipe 22 is provided with a first valve and is connected with a pressurized argon source; and the end cover 3 is arranged at the top of the transfusion platform 2 and is used for forming a closed space between the storage tank 11 and the transfusion platform 2, the end cover 3 is provided with an air outlet pipe 31 communicated with the through hole 21, and the air outlet pipe 31 is provided with a second valve.

Compared with the prior art, the titanium plating furnace provided by the utility model, the storage tank 11 is arranged inside the furnace body 1, the heating wire 12 for heating and the asbestos plate 13 for heat insulation are arranged between the storage tank 11 and the furnace body 1, the two asbestos plates 13 are respectively arranged at the top and the bottom of the furnace body 1, the heating wire 12 is arranged between the two asbestos plates 13, and the asbestos plates 13 prevent the heat of the heating wire 12 from being radiated to the air from the furnace body 1; the transferring platform 2 is arranged at the top of the storage tank 11, a through hole 21 in the transferring platform 2 is communicated with an inner cavity of the storage tank 11, the transferring platform 2 is provided with an air inlet pipe 22 communicated with the through hole 21, the end cover 3 is arranged at the top of the transferring platform 2 and used for sealing the storage tank 11 and the through hole 21, and the end cover 3 is provided with an air outlet pipe 31 communicated with the through hole 21; when the diamond monocrystal needs to be titanized, the diamond monocrystal and titanium powder are mixed and then are placed into an inner cavity of the storage tank 11, then the end cover 3 is covered, the second valve on the air outlet pipe 31 is opened, xenon is slowly filled into the storage tank 11 through the pressurized xenon gas source and the air inlet pipe 22, the air can move upwards because the molecular mass of the xenon is greater than the average molecular mass of the air, the xenon can move downwards, and the air flows out of the air outlet pipe 31. in the titanizing furnace, after an operator lets in the xenon for a period of time according to the working experience, the first valve on the air inlet pipe 22 and the second valve on the air outlet pipe 31 are closed, so that the inner cavity of the storage tank 11 and the through hole 21 of the transfer table 2 form a closed space, and then the process of titanizing the diamond monocrystal in the storage tank 11 can be completed by heating through the electric heating wire 12; the titanium plating furnace has simple structure and easy operation, and can complete the diamond single crystal titanium plating process under the conditions of normal pressure and inert gas protection, thereby improving the working efficiency and reducing the production cost.

In this embodiment, in order to ensure the air tightness of the sealed space formed by the storage tank 11 and the through hole 21, a check valve may be disposed on the pipe before the first valve on the inlet pipe 22 and the second valve on the outlet pipe 31, so as to prevent the inert gas from flowing out.

In this embodiment, for the convenience of collecting the diamond single crystal and the titanium powder after the completion of heating, the diamond single crystal and the titanium powder can be mixed in advance and then put into the copper pipe, and the copper pipe is put into the storage tank 11 for heating.

In this embodiment, other inert gases with a molecular mass larger than that of air, such as krypton or xenon, may be filled in the storage tank 11, and when krypton or xenon enters the storage tank 11 from the inlet pipe 22, the air in the storage tank 11 is discharged from the outlet pipe 31, so as to also play a role in protection.

As a specific embodiment of the titanium plating furnace provided by the present invention, please refer to fig. 3 and 4, the transferring table 2 is provided with a first groove 23 for the top of the cylinder, the end cap 3 is provided with a second groove 32 for the bottom of the cylinder, and the transferring table 2 is kept sealed with the end cap 3 by means of the sealing ring 4 arranged in the first groove 23 and the second groove 32. In order to further ensure the sealing performance between the transfer table 2 and the end cover 3, an annular first groove 23 is formed in the transfer table 2, an annular second groove 32 is formed in the end cover 3, when the end cover 3 is covered on the transfer table 2, the first groove 23 is just aligned with the second groove 32 and forms an annular inner hole, a sealing ring 4 is placed in the annular inner hole, the sealing performance between the transfer table 2 and the end cover 3 is completed, and the loss of gas and heat in the storage tank 11 is greatly reduced.

In this embodiment, can select the O circle as sealing washer 4, the O circle is common sealing member and uses safe and reliable, places the O circle in first recess 23 and second recess 32 moreover, can guarantee sealed while, still makes things convenient for operating personnel to change the O circle of damage.

In this embodiment, can also guarantee the roughness on surface through the mode of finish machining with the face of mutual contact before defeated platform 2 and the end cover 3, and then guarantee that end cover 3 plays fine sealing action after covering defeated platform 2, end cover 3 under this condition can use the syringe to pour into a small amount of water into between end cover 3 and defeated platform 2 after the lid is tight, realizes the leakproofness with water.

As a specific embodiment of the titanium plating furnace provided by the present invention, please refer to fig. 3, an annular water hole 24 concentric with the through hole 21 is provided inside the transferring platform 2, a water inlet pipe 25 and a water outlet pipe 26 are further provided on the side surface of the transferring platform 2, and both the water inlet pipe 25 and the water outlet pipe 26 are communicated with the annular water hole 24. Set up annular limbers 24 in the inside of defeated platform 2 of commentaries on classics, and set up inlet tube 25 and outlet pipe 26 all with annular limbers 24 intercommunication on defeated platform 2's lateral surface of commentaries on classics, when filling into the cooling water in inlet tube 25, cooling water flows through defeated platform 2's inside of defeated, can reduce defeated platform 2's temperature of commentaries on classics, after defeated platform 2's temperature reduces, can reduce the damage that the temperature brought for defeated platform 2 and end cover 3 between sealing washer 4 of defeated, also ensured the sealed effect of sealing washer 4 when having prolonged the life-span of sealing washer 4.

In this embodiment, in order to increase the cooling effect of the cooling water on the sealing ring 4, a communication hole with a smaller diameter may be provided between the annular water passage hole 24 and the first groove 23, and the communication hole is connected to the outside of the first groove 23, and the communication hole does not destroy the sealing effect of the sealing ring 4, but only allows a small amount of water to flow through the outside of the sealing ring 4, thereby achieving the cooling effect on the sealing ring 4.

As a specific embodiment of the titanium plating furnace provided by the present invention, please refer to fig. 1 and 2, the side of the transferring table 2 is provided with a plurality of connecting rods 27, the end of the connecting rod 27 is provided with threads, the top of the end cover 3 is provided with a plurality of connecting plates 33, the connecting plates 33 are provided with connecting holes, and the threaded end of the connecting rod 27 passes through the connecting holes to be matched with the nuts. In order to install the end cover 3 on the transferring platform 2, a plurality of connecting rods 27 are arranged on the transferring platform 2, a plurality of connecting plates 33 are arranged on the end cover 3, threads are arranged at the end parts of the connecting rods 27, and connecting holes are formed in the connecting plates 33, when the end cover 3 needs to be placed on the transferring platform 2, one end, provided with the threads, of the connecting rod 27 penetrates through the connecting holes, the nut is screwed at the threaded end of the connecting rod 27, the stress of the nut is transmitted to the connecting plates 33 by screwing the nut, then the end cover 3 can be tightly pressed on the transferring platform 2, and sealing can be completed by matching with the sealing ring 4 while installation is achieved.

Referring to fig. 1 and 2, the connecting rods 27 and the connecting plates 33 are three and circumferentially and uniformly distributed. By selecting the number of the connecting rods 27 and the connecting plates 33 to be three and arranging them evenly circumferentially on the transfer table 2 and the end cap 3, respectively, a secure and reliable fixing and mounting can be achieved while simplifying the device. The smaller number of links 27 and connecting plates 33 also reduces the weight of the overall device for ease of transport or movement.

In the embodiment, the connecting plate 33 can be connected to the end cover 3 in a welding manner, so that the process difficulty is reduced, and the fixing of the connecting plate 33 and the end cover 3 can be quickly realized; the connecting plate 33 can also be provided with mounting holes, threaded holes are formed in the end cover 3, and the connecting plate is mounted on the end cover 3 through screws, so that the connecting plate is convenient to replace, adjust and maintain.

As a specific embodiment of the titanium plating furnace provided by the present invention, please refer to fig. 1 and 2, the outer side of the transferring table 2 is provided with a plurality of protrusions 28, one end of the connecting rod 27 is fixed on the protrusions 28, and the other end is a free end and is provided with the screw thread. The provision of the projection 28 on the outside of the transfer table 2 and the link 27 fixed to the projection 28, the link 27 being provided in an upright form, facilitates the machining of the thread on the link 27. In order to further facilitate the replacement of the connecting rod 27, the other end of the connecting rod 27 may also be provided with a thread, and the protrusion 28 is provided with a threaded hole, so that the connecting rod 27 and the protrusion 28 are connected by the thread, and a detachable connection mode is achieved.

As a specific embodiment of the titanium plating furnace provided by the present invention, please refer to fig. 1, further comprising a thermometer 15 fixedly disposed on the outer side of the furnace body 1 for displaying the internal temperature of the furnace body 1. The thermometer 15 is arranged on the outer side of the furnace body 1, so that an operator can quickly and conveniently obtain the temperature inside the furnace body 1, and management and operation are facilitated. The thermometer 15 with embedded digital display can be selected, and the embedded digital display mode can save space and enable an operator to accurately finish reading.

As a specific embodiment of the titanium plating furnace provided by the present invention, please refer to fig. 1 to 3, the outside of the furnace body 1 is further provided with an air-cooled pipe 14, the air-cooled pipe 14 is communicated with the gap between the furnace body 1 and the storage tank 11, and the air-cooled pipe 14 is connected with a blower. An air-cooling pipe 14 is connected to the furnace body 1, and a blower is used to blow air between the furnace body 1 and the storage tank 11 through the air-cooling pipe 14. When the utility model provides a titanium plating furnace accomplishes the work after, in the refrigerated stage, in order to accelerate cooling rate, improves work efficiency, blows in the low temperature air between furnace body 1 and storage tank 11, and the low temperature air can be followed the clearance between the inner wall of asbestos board 13 and furnace body 1 or the inner wall of storage tank 11 and entered into the air, realizes the circulation of air, and then accomplishes the cooling to furnace body 1 inside.

As a specific embodiment of the titanium plating furnace provided by the present invention, please refer to fig. 3, the position of the air-cooling pipe 14 is lower than the position of the lower asbestos plate 13. In order to improve the air cooling effect, the inlet of the air cooling pipe 14 is arranged below the lower asbestos plate 13, low-temperature air can move from bottom to top, and can float upwards after being heated, so that the inflow of the low-temperature air is not influenced, the phenomenon of gas turbulence inside the furnace body 1 is avoided as far as possible, and the air cooling effect is greatly improved.

As a specific embodiment of the titanium plating furnace provided by the present invention, please refer to fig. 3, the outlet pipe 31 is vertically disposed and connected to the hose. Because the inert gas's that needs to use quality ratio air is big, consequently when letting in inert gas to storage tank 11, inert gas can be with the air displacement upward movement in the storage tank 11, until inert gas is full of the utility model provides a titanium plating stove's whole inner space, then close the second valve on the outlet duct 31. The end part of the air outlet pipe 31 is connected with a hose, so that after the titanium plating furnace finishes working, the inert gas in the titanium plating furnace flows out by introducing other gases, the inert gas is collected into a designated device through the hose, and then the inert gas is filtered and then re-filled into a gas cylinder, so that the repeated use of the inert gas is realized, and the production cost of an enterprise is reduced.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A titanium plating furnace, characterized by comprising:

2. The titanium plating furnace of claim 1, wherein said transfer table is cylindrical with a first groove at the top, said end cap is cylindrical with a second groove at the bottom, and said transfer table is sealed to said end cap by means of sealing rings disposed in both said first groove and said second groove.

3. The titanium plating furnace of claim 2, wherein an annular water through hole concentric with the through hole is formed inside the transferring table, a water inlet pipe and a water outlet pipe are further arranged on the side surface of the transferring table, and both the water inlet pipe and the water outlet pipe are communicated with the annular water through hole.

4. The titanium plating furnace of claim 3, wherein the side of the transferring platform is provided with a plurality of connecting rods, the ends of the connecting rods are provided with threads, the top of the end cover is provided with a plurality of connecting plates, the connecting plates are provided with connecting holes, and the threaded ends of the connecting rods penetrate through the connecting holes to be matched with nuts.

5. The titanium plating furnace of claim 4, wherein the number of the connecting rods and the connecting plate are three and circumferentially and uniformly distributed.

6. The titanium plating furnace of claim 4, wherein a plurality of protrusions are provided on an outer side of the transfer table, one end of the connecting rod is fixed to the protrusions, and the other end is a free end and is provided with the screw thread.

7. The titanium plating furnace of claim 1, further comprising a thermometer fixed to an outside of the furnace body for displaying an internal temperature of the furnace body.

8. The titanium plating furnace of claim 1, wherein an air-cooled pipe is further arranged on the outer side of the furnace body, the air-cooled pipe is communicated with a gap between the furnace body and the storage tank, and the air-cooled pipe is connected with a blower.

9. The titanium plating furnace of claim 8, wherein the air-cooled pipe is positioned lower than the lower asbestos plate.

10. The titanium plating furnace of any one of claims 1 to 9, wherein the outlet pipe is vertically disposed and connected to a hose.