CN210279740U

CN210279740U - Silicon carbide coating curing system

Info

Publication number: CN210279740U
Application number: CN201920494964.4U
Authority: CN
Inventors: 杨学好; 陈建伟
Original assignee: Zhengzhou Ruisheng New Material Technology Co Ltd
Current assignee: Zhengzhou Ruisheng New Material Technology Co Ltd
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2020-04-10
Anticipated expiration: 2029-04-12

Abstract

A silicon carbide coating curing system comprises a propelling device and a curing oven; the propelling device comprises a frame, and a driving device, a transmission mechanism, a track, a propelling piece and a supporting piece are arranged on the frame; the driving device drives the transmission mechanism to operate; the transmission mechanism drives the propelling part to move along the track; the propelling part pushes the supporting part to move along the track; the track comprises at least two track plates, and the upper surfaces of the track plates are provided with channels; the supporting piece comprises two guide rods, and the upper parts of the two guide rods are lapped with two supporting rods; a clamping structure for each guide rod is arranged at the lower side of the bearing rod, and an anti-falling structure is arranged at the upper side of the bearing rod; a roller structure is laid in the curing furnace. The curing oven includes four heating zones. And the outer side walls of the curing furnaces in the four heating zones are provided with temperature displays and temperature adjusting devices aiming at the heating resistors in the corresponding heating zones. The utility model discloses a pusher and curing oven's cooperation can carry out mechanized, scientific sintering to carborundum heating element.

Description

Silicon carbide coating curing system

Technical Field

The utility model relates to a carborundum coating field, concretely relates to carborundum coating curing system.

Background

In the field of industrial production, the oxidation-resistant coating technology is a crucial step for realizing the oxidation resistance of the carbon-containing material in a high-temperature aerobic environment, and the coating taking oxidation-resistant ceramics as a system is formed on the surface of the carbon-containing material, so that the contact between ambient oxygen and the internal carbon-containing material can be effectively prevented, and the high-temperature performance of the carbon-containing material is exerted.

The preparation method of the anti-oxidation coating is many, including a solid-phase embedding method, a brushing method, a plasma spraying method and the like, but if the anti-oxidation coating is prepared by taking silicon carbide as a material, a special curing method, namely a coating sintering method, needs to be selected. In actual production operation, the traditional method for coating and sintering a blank workpiece is to manually put the workpiece into a sintering furnace and take out the workpiece after a period of time. This approach has the following disadvantages: firstly, because the workpiece is sintered, the temperature of the workpiece and a sintering furnace can reach thousands of degrees, and the working environment is unsafe for workers; secondly, the traditional sintering can not provide a scientific sintering process for curing the coating; thirdly, the operation efficiency is low due to manual operation.

In order to solve the above problems, people are always searching for an ideal technical solution.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the not enough of prior art, provide one kind and can enough carry out scientific high-efficient sintering, labour saving and time saving's sintering system again to the work piece, concrete scheme is as follows:

a silicon carbide coating curing system comprises a propelling device and a curing oven; the propelling device comprises a rack, a driving device, a transmission mechanism and a track are arranged on the rack, and the driving device and the transmission mechanism are positioned on the lower side of the track; the track comprises at least two track plates which are arranged in parallel, and the upper surfaces of the track plates are provided with channels along the extending direction of the track; the track is sequentially provided with a propelling part, a push rod component and a bearing part; two guide structures positioned in the channels of the two track plates are arranged at the left end and the right end of the lower side of the propelling piece; the push rod assembly comprises two push rods which are arranged in the groove and respectively correspond to the two guide structures; the supporting piece comprises two guide rods which are arranged in the groove and respectively correspond to the two push rods, and the upper parts of the two guide rods are lapped with two parallel supporting rods; the supporting rod is perpendicular to the guide rods, a clamping structure for each guide rod is arranged on the lower side of the supporting rod, and an anti-falling structure is arranged on the upper side of the supporting rod; the driving device drives the transmission mechanism to reciprocate; the transmission mechanism drives the propelling piece to move along the track; the pushing piece pushes the push rod assembly to move forwards, and the push rod assembly pushes the bearing piece to move forwards; and a roller structure is laid in the curing furnace, and the track extends to the roller structure.

Based on the above, the driving device comprises a servo motor and a reduction gearbox, and the rotating speed of the servo motor is adjustable; the transmission mechanism comprises a chain wheel transmission mechanism, the chain wheel transmission mechanism comprises a driving shaft and a driven shaft which are arranged on the rack, a first gear and a second gear are fixedly arranged on the driving shaft and the driven shaft respectively, and a transmission chain is arranged on the first gear and the second gear; the driving device is connected with the driving shaft through a coupler.

Based on the above, the bottom of the propelling part is provided with a fixing part, and the transmission chain is fixedly installed together with the fixing part through a screw screwed on the fixing part.

Based on the above, the clamping structure comprises a groove attached to the side part of the guide rod.

Based on the above, anti-disengaging structure is including seting up the breach at both ends about the bearing pole upside.

Based on the above, the frame includes a plurality of landing legs, the landing leg is scalable.

Based on the above, the bottom of the frame is provided with a plurality of universal wheels for supporting the propelling device to move, and the bottom of the frame is also provided with a locking structure for preventing the universal wheels from moving.

Based on the above, the curing furnace comprises four heating zones, namely a first heating zone, a second heating zone, a third heating zone and a fourth heating zone; the four heating zones all adopt resistance heating, and the heating resistors of the four heating zones are respectively arranged on the upper side and the lower side of the corresponding heating zone through high-temperature-resistant asbestos.

Based on the above, the outer side walls of the curing oven corresponding to the four heating zones are respectively provided with a temperature display and a temperature adjusting device aiming at the heating resistors of the corresponding heating zones.

The utility model discloses relative prior art has substantive characteristics and progress, specifically speaking, the utility model has the following advantages:

1. the utility model provides a silicon carbide coating curing system, which comprises a propulsion device and a curing oven; the propelling device comprises a frame, a driving device, a transmission mechanism and a track are arranged on the frame, and a propelling part, a push rod component and a supporting part are arranged on the track; the driving device drives the transmission mechanism to reciprocate; the transmission mechanism drives the propelling part to move along the track; the pushing member pushes the push rod assembly to move along the track, and the push rod assembly pushes the bearing member forwards along the track; a roller structure is laid in the curing furnace, and the rail extends to the roller structure. Use the utility model discloses carry out solidification treatment to the work piece that the coating has carborundum, only need place the work piece on the bearing piece, rely on advancing device constantly to impel the bearing piece forward, so relapse, preceding bearing piece is impeld to the curing oven in by hou mian bearing piece and is sintered, convenient operation, sintering efficiency is high.

2. The utility model provides a carborundum coating curing system is equipped with four zone of heating in the curing oven, and the temperature of four zones of heating all can be adjusted through setting up temperature monitor and temperature regulation apparatus on corresponding curing oven outside lateral wall, through this structure, can realize carrying out scientific sintering to the carborundum coating in order to carry out the mode step by step and handle, has guaranteed the sintering quality of carborundum coating.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the middle track plate of the present invention.

Fig. 3 is a schematic structural view of the propulsion member of the present invention.

Fig. 4 is a schematic view of the use state of the propulsion member of the present invention.

Fig. 5 is a schematic structural view of the support rod of the present invention.

FIG. 6 is a cross-sectional view of a curing oven according to the present invention.

Fig. 7 is a schematic view of the usage state of the present invention.

In the figure: 1. a frame; 2. a drive device; 3. a drive shaft; 4. a driven shaft; 5. a first gear; 6. a second gear; 7. a drive chain; 8. a pusher member; 9. a support member; 9-1, a guide rod; 9-2. a support rod; 10. a guide structure; 11. a track plate; 12. a channel; 13. a groove; 14. a fixing member; 15. a set screw; 16. an anti-falling structure; 17. a telescopic leg; a universal wheel; 19. a locking structure; 20, positioning holes; 21, positioning pins; 22. a curing oven; 23. a first heating zone; 24. a second heating zone; 25. a third heating zone; 26. a fourth heating zone; 27. a temperature display; 28. a temperature adjustment device; 29. a roller; 30. a furnace wall; 31. high temperature resistant asbestos; 32. a heating resistor; 33. a push rod; 34. and coating the workpiece with silicon carbide.

Detailed Description

The technical solution of the present invention will be described in further detail through the following embodiments.

Examples

As shown in fig. 1-6, the present invention provides a silicon carbide coating curing system, which comprises a propulsion device and a curing oven 22.

The propelling device comprises a frame 1, wherein a driving device 2, a transmission mechanism and a track are arranged on the frame 1, and the driving device 2 and the transmission mechanism are positioned on the lower side of the track.

The driving device 2 comprises a servo motor and a reduction box connected with the servo motor.

The transmission mechanism adopts a chain wheel transmission mechanism, the chain wheel transmission mechanism comprises a driving shaft 3 and a driven shaft 4 which are arranged on the rack 1, a first gear 5 and a second gear 6 are respectively and fixedly arranged on the driving shaft 3 and the driven shaft 4, and a transmission chain 7 is arranged on the first gear 5 and the second gear 6. The driving shaft 3 is connected with the driving device 2 through a coupler, and the transmission chain 7 is driven to perform forward and backward transmission under the driving of the driving device 2.

It is to be noted here that the rotational speed of the servomotor in the drive device 2 can be adjusted in order to facilitate control of the advancing speed of the pusher 8.

The track comprises two track boards 11 that set up side by side, leave the clearance between two track boards 11, the upper surface of track board 11 is seted up and is followed track extending direction's channel 12.

And the track is sequentially provided with a propelling part 8, a push rod component and a bearing part 9.

Wherein, two guiding structures 10 positioned in the channels 12 of the two track plates 11 are arranged at the left and right ends of the lower side of the propelling part 8. The middle position of the lower side of the propelling part 8 is provided with a fixing part 14, the fixing part 14 is positioned at the gap between the two track plates 11, the fixing part 14 is provided with a through hole along the extending direction of the track, and the transmission chain 7 passes through the fixing part 14 and is fixed with the fixing part 14 through a positioning screw 15 which is screwed below the fixing part 14.

The pusher bar assembly comprises two pusher bars 33 disposed in the channel 12 opposite the two guide structures 10 at the bottom of the pusher member 8.

The supporting piece 9 comprises two guide rods 9-1 which are arranged in the channel 12 and respectively correspond to the two push rods 33, and the upper parts of the two guide rods 9-1 are lapped with two supporting rods 9-2 which are arranged in parallel; the supporting rod 9-2 is perpendicular to the guide rod 9-1.

In order to ensure that the supporting rod 9-2 can be stably lapped on the guide rod 9-1, the lower side of the supporting rod 9-2 is provided with a clamping structure aiming at each guide rod 9-1. The clamping structure comprises two grooves 13 which are partially attached to the side surfaces of the guide rod 9-1.

The upper side of the supporting rod 9-2 is used for placing a silicon carbide coating workpiece 34 which is pushed into the curing furnace 22 and needs to be sintered, and in order to prevent the silicon carbide coating workpiece 34 from rolling off from the supporting rod 9-2, the upper side of the supporting rod 9-2 is provided with an anti-falling structure 16. The anti-falling structure 16 comprises notches arranged at the left end and the right end of the upper side of the supporting rod 9-2.

According to the difference of operation place, sometimes need make the adjustment to frame 1 or orbital height, in order to adjust the height of frame 1, the bottom of frame 1 is equipped with a plurality of scalable landing legs 17, scalable landing leg 17 is including the son pole that is located the top and the mother pole that is located the below, and the son pole suit is in mother pole, is equipped with one row of locating hole 20 from top to bottom on the son pole, is equipped with on the mother pole corresponding locating hole 20's locating pin 21, according to the actual need to frame 1 height, pegs graft locating pin 21 in corresponding locating hole 20.

In addition, in order to facilitate the transfer of the position of the propulsion device, the bottom of the frame 1 is provided with a plurality of universal wheels 18 for supporting the propulsion device for movement. A locking structure 19 for preventing the universal wheels 18 from moving is also arranged at the bottom of the frame 1.

It should be noted that, in order to facilitate the movement of the supporting member 9 in the curing oven 22, a layer of roller 29 structure is laid in the curing oven 22, and the track plate 11 of the propelling device extends to the roller 29 of the curing oven 22.

When the silicon carbide coated workpiece 34 is subjected to sintering treatment, the silicon carbide coated workpiece 34 often needs to be subjected to various treatments at different temperatures, such as preheating, rapid heating, heat preservation, annealing, and the like, so as to ensure the curing quality of the silicon carbide coated workpiece 34, and therefore, four heating zones are arranged in the curing furnace 22, namely a first heating zone 23, a second heating zone 24, a third heating zone 25, and a fourth heating zone 26. It should be mentioned that the four heating zones are all heated by electric resistance, and the heating electric resistances 32 of the four heating zones are respectively arranged on the furnace walls 30 at the upper side and the lower side of the corresponding heating zones by high temperature resistant asbestos 31.

In order to observe and control the temperature in each heating zone of the curing oven 22, a temperature display 27 and a temperature adjusting device 28 are respectively arranged on the side wall of the curing oven 22 corresponding to the four heating zones for the heating resistor 32 of the corresponding heating zone.

The specific operation mode is as follows: the silicon carbide coating workpiece 34 to be sintered is placed on the supporting piece 9, the driving device 2 is started, the chain wheel transmission mechanism starts to move under the driving of the driving device 2, and the propelling piece 8 starts to move along with the movement of the transmission chain 7. Then, the pushing member 8 pushes the push rod assembly to move forwards along the channel 12, then, the two push rods 33 abut against the two guide rods 9-1 in the supporting member 9, and the push rods 33 push the supporting member 9 to move forwards to a proper position along the track plate 11; next, the drive means 2 is reversed, the pusher 8 is reset, the pusher assembly is withdrawn and put in place, and the next carrier 9 is pushed in. As the track plate 11 extends to the roller 29 in the curing oven 22, the supporting member 9 carrying the silicon carbide coating workpiece 34 moves forward under the pushing of the rear supporting member 9 into each heating zone in the curing oven 22 for sintering treatment.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims

1. A silicon carbide coating curing system, characterized by: comprises a propulsion device and a curing oven; the propelling device comprises a rack, a driving device, a transmission mechanism and a track are arranged on the rack, and the driving device and the transmission mechanism are positioned on the lower side of the track; the track comprises at least two track plates which are arranged in parallel, and the upper surfaces of the track plates are provided with channels along the extending direction of the track; the track is sequentially provided with a propelling part, a push rod component and a bearing part; two guide structures positioned in the channels of the two track plates are arranged at the left end and the right end of the lower side of the propelling piece; the push rod assembly comprises two push rods which are arranged in the groove and respectively correspond to the two guide structures; the supporting piece comprises two guide rods which are arranged in the groove and respectively correspond to the two push rods, and the upper parts of the two guide rods are lapped with two parallel supporting rods; the supporting rod is perpendicular to the guide rods, a clamping structure for each guide rod is arranged on the lower side of the supporting rod, and an anti-falling structure is arranged on the upper side of the supporting rod; the driving device drives the transmission mechanism to reciprocate; the transmission mechanism drives the propelling piece to move along the track; the pushing piece pushes the push rod assembly to move forwards, and the push rod assembly pushes the bearing piece to move forwards; and a roller structure is laid in the curing furnace, and the track extends to the roller structure.

2. The silicon carbide coating curing system of claim 1, wherein: the driving device comprises a servo motor and a reduction gearbox, and the rotating speed of the servo motor is adjustable; the transmission mechanism comprises a chain wheel transmission mechanism, the chain wheel transmission mechanism comprises a driving shaft and a driven shaft which are arranged on the rack, a first gear and a second gear are fixedly arranged on the driving shaft and the driven shaft respectively, and a transmission chain is arranged on the first gear and the second gear; the driving device is connected with the driving shaft through a coupler.

3. The silicon carbide coating curing system of claim 2, wherein: the bottom of the propelling part is provided with a fixing part, and the transmission chain is fixedly installed together with the fixing part through a screw in threaded connection with the fixing part.

4. The silicon carbide coating curing system of claim 3, wherein: the clamping structure comprises a groove attached to the side part of the guide rod.

5. The silicon carbide coating curing system of any one of claims 1-4, wherein: the anti-falling structure comprises notches arranged at the left end and the right end of the upper side of the bearing rod.

6. The silicon carbide coating curing system of claim 5, wherein: the frame includes a plurality of landing legs, the landing leg is scalable.

7. The silicon carbide coating curing system of claim 6, wherein: the bottom of the frame is provided with a plurality of universal wheels for supporting the propelling device to move, and the bottom of the frame is also provided with a locking structure for preventing the universal wheels from moving.

8. The silicon carbide coating curing system of claim 7, wherein: the curing furnace comprises four heating zones, namely a first heating zone, a second heating zone, a third heating zone and a fourth heating zone; the four heating zones all adopt resistance heating, and the heating resistors of the four heating zones are respectively arranged on the upper side and the lower side of the corresponding heating zone through high-temperature-resistant asbestos.

9. The silicon carbide coating curing system of claim 8, wherein: and the outer side walls of the curing furnace corresponding to the four heating zones are respectively provided with a temperature display and a temperature adjusting device aiming at the heating resistors of the corresponding heating zones.