CN116352212A - Automatic conveying type vacuum eutectic furnace for carrying disc - Google Patents

Abstract

The invention relates to an automatic conveying type vacuum eutectic furnace for a carrier plate, which comprises a furnace body, a carrier plate feeding mechanism and a carrier plate lifting mechanism, wherein the furnace body comprises a shell and a carrier mechanism arranged in the shell; the carrier disc feeding mechanism comprises an unpowered roller transfer frame and a carrier disc moving module, wherein the unpowered roller transfer frame is close to the shell, the carrier disc moving module comprises a driving part A connected with the unpowered roller transfer frame and a clamping assembly connected with the driving part A, and the clamping assembly is used for driving the carrier disc to slide on the top end of the unpowered roller transfer frame; the carrier plate lifting mechanism comprises a driving part B connected to the shell and a transmission part connected with the driving part B, wherein the transmission part is connected to the carrier plate and used for driving the carrier plate to lift. The vacuum eutectic furnace provided by the invention can realize automatic transfer of the carrying disc from the sample loading station to the carrying disc positioning point in the furnace chamber, and simultaneously ensure the sealing environment in the furnace chamber.

Description

Automatic conveying type vacuum eutectic furnace for carrying disc

Technical Field

The invention relates to the technical field of vacuum eutectic furnaces, in particular to an automatic conveying type vacuum eutectic furnace for a carrying disc.

Background

The vacuum eutectic furnace is a process welding furnace for high-end products, can ensure that welding materials work in a vacuum environment, a nitrogen environment or a formic acid environment, can uniformly heat and cool materials and a tube shell, avoids cavitation and excessive oxidation, and has good effects on improving the accuracy of welding points and ensuring the accuracy of product performance. The existing vacuum eutectic furnace is low in automation degree of welding operation, a carrying disc of the existing vacuum eutectic furnace is usually fixed in a cavity of the vacuum eutectic furnace, a worker positions a sample to be welded on the carrying disc in a furnace chamber, or places the carrying disc loaded with the sample to be welded in the furnace chamber, the inner part and the outer part of the furnace chamber are in unpowered connection, and the operation mode is difficult to realize automatic whole wire assembly.

Disclosure of Invention

The invention aims to provide an automatic conveying type vacuum eutectic furnace for a carrier plate, which can improve the automation degree of welding operation through automatic transfer of the carrier plate.

In order to achieve the above purpose, the present invention provides the following technical solutions: the automatic carrying tray conveying type vacuum eutectic furnace comprises a furnace body, a carrying tray feeding mechanism and a carrying tray lifting mechanism, wherein the furnace body comprises a shell and a carrying mechanism arranged in the shell, and the carrying mechanism is used for carrying a carrying tray; the carrier plate feeding mechanism comprises an unpowered roller transfer frame and a carrier plate moving module, wherein the unpowered roller transfer frame is close to the shell, the carrier plate moving module comprises a driving part A connected with the unpowered roller transfer frame and a clamping assembly connected with the driving part A, and the clamping assembly is configured to clamp the carrier plate and is used for driving the carrier plate to slide on the top end of the unpowered roller transfer frame; the carrier plate lifting mechanism comprises a driving part B connected to the shell and a transmission part connected with the driving part B, wherein the transmission part is connected to the carrier plate and used for driving the carrier plate to lift.

Preferably, the bearing mechanism comprises a bearing table, and a heating part and a cooling part which are connected with the bearing table.

As a preferable scheme, the clamping assembly comprises a lifting cylinder connected to the output end of the driving part A and a clamping jaw cylinder connected to the output end of the lifting cylinder, and the clamping jaw end of the clamping jaw cylinder is connected with a transfer clamping jaw for clamping a carrier disc.

As a preferable scheme, the inner side surface of the transfer clamping jaw is provided with a protruding part matched with the side surface of the carrying disc, and the protruding part is matched with the concave grooves on the two sides of the carrying disc, so that the clamping of the transfer clamping jaw on the carrying disc is firmer.

As the preferable scheme, the loading disc feeding mechanism further comprises two linear conveying modules for conveying the loading disc and an unpowered roller lifting frame arranged between the two linear conveying modules, wherein the unpowered roller lifting frame is arranged below the loading disc and is structured to be capable of lifting, and in a lifting state, the unpowered roller lifting frame is connected with the unpowered roller switching frame.

As the preferable scheme, the loading disc feeding mechanism further comprises a jacking component arranged at the bottom end of the unpowered roller jacking frame, and the jacking component is used for driving the unpowered roller jacking frame to lift.

As an optimal scheme, the carrier plate feeding mechanism further comprises an adjusting module for adjusting the distance between the two linear conveying modules so as to adapt to carrier plates of different specifications.

Preferably, the driving part B is connected to the housing through a magnetic fluid sealer.

As the preferable scheme, the transmission part comprises a transmission shaft, at least two groups of cams fixedly connected with the transmission shaft, an adapter plate arranged above the cams and unpowered roller strips connected with two ends of the adapter plate, wherein the unpowered roller strips are abutted to the bottom ends of the carrier plates.

As a preferable scheme, the furnace body, the carrier plate feeding mechanism and the carrier plate lifting mechanism are at least arranged as a group.

Compared with the prior art, the invention has the beneficial effects that:

1) According to the vacuum eutectic furnace provided by the invention, the carrier plate loading mechanism and the carrier plate lifting mechanism matched with the furnace body are arranged, so that the carrier plate can be automatically transferred from a sample loading station to a carrier plate positioning point in the furnace chamber, and the carrier plate can be lifted and controlled by the carrier plate lifting mechanism, so that the carrier plate can be smoothly switched between a connection state with the carrier plate loading mechanism and a heating and cooling state; meanwhile, the sealing environment in the furnace chamber can be ensured through the arrangement of sealing structures such as the magnetic fluid sealer, the threading sealing port and the like;

2) The carrier plate lifting mechanism can also carry out over-temperature protection on the carrier plate and the sample, so that the carrier plate and the sample can be ensured to be separated from the bearing table to be protected when the heating part is damaged and out of control;

3) The vertical plate separating and blocking part is connected in the loading disc feeding mechanism, the moving clamping jaw protruding part is arranged, and the transmission part in the loading disc lifting mechanism acts on the loading disc through the unpowered roller strip combined with the guide structure and drives the loading disc to lift, so that the movement of the loading disc is more stable, and the accurate conveying of the loading disc is realized.

Drawings

FIG. 1 is a front view of an automatic tray conveying vacuum eutectic furnace of the present invention;

FIG. 2 is a perspective view of the automated tray transport vacuum eutectic furnace of the present invention;

FIG. 3 is a rear view of the load bearing mechanism of the present invention;

FIG. 4 is a cross-sectional view of a load bearing mechanism according to the present invention;

FIG. 5 is a schematic view of a tray lifting mechanism according to the present invention;

FIG. 6 is a schematic view of the structure of the housing according to the present invention;

FIG. 7 is a schematic view of the construction of an unpowered roller bar in accordance with the present invention;

FIG. 8 is a schematic structural view of a loading mechanism of a carrier tray according to the present invention;

FIG. 9 is a schematic view of the structure of the unpowered roller jack in the present invention;

fig. 10 is a schematic structural view of a carrier plate according to the present invention.

The meaning of each reference sign in the figure is:

1. a furnace body; 2. a loading disc feeding mechanism; 3. a carrier plate lifting mechanism; 4. a carrier plate; 11. a housing; 12. a carrying mechanism; 121. a carrying platform; 122. heating the lamp tube; 123. a positioning sheet; 124. a spring clip; 125. a through pipe; 126. a transfer threaded interface; 127. a support block; 13. threading the sealing port; 14. a gas through hole; 15. a carrier disc positioning block; 16. a support rod;

31. a driving unit B; 32. a magnetic fluid sealer; 33. a transmission shaft; 34. a coupling; 35. a bearing seat; 36. a cam; 37. an adapter plate; 38. unpowered roller bar; 381. a connecting bottom plate; 382. a jacking block; 383. a roller; 384. a first guide shaft;

21. a linear conveying module; 22. a spline shaft; 23. a conveying motor; 24. an adjustment module; 241. a driving unit C; 242. an auxiliary sliding part; 25. a support; 26. unpowered roller jacking frame; 27. unpowered roller adapter rack; 28. a carrier moving module; 261. the base is connected; 262. connecting the vertical plates; 263. a pulley; 264. a barrier section; 281. a mounting plate; 282. a driving section A; 283. a clamping assembly; 2831. a lifting cylinder; 2832. a clamping jaw cylinder; 2833. a transfer clamping jaw; 2834. a boss; 41. a concave groove; 29. a jacking assembly; 291. a substrate; 292. jacking the air cylinder; 293. and a second guide shaft.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Referring to fig. 1 and 2, the embodiment discloses an automatic conveying type vacuum eutectic furnace for a carrier tray, which comprises a furnace body 1, a carrier tray feeding mechanism 2 arranged outside the furnace body 1, and a carrier tray lifting mechanism 3 connected with the furnace body 1 or arranged inside the furnace body 1. The carrier plate feeding mechanism 2 is used for automatically conveying a carrier plate 4 filled with a sample to be welded into the furnace chamber of the furnace body 1, and the carrier plate lifting mechanism 3 is used for receiving the carrier plate 4 conveyed by the carrier plate feeding mechanism 2 and driving the carrier plate 4 to lift.

Specifically, the furnace body 1 includes a housing 11, a furnace chamber is disposed inside the housing 11, an upper cover (not shown in the figure) is connected to the housing 11, and the housing 11 and the upper cover cooperate to form a sealed cavity. The furnace body 1 further comprises a bearing mechanism 12 arranged in the furnace chamber, wherein the bearing mechanism 12 is used for bearing the carrying disc 4 and can heat and cool the carrying disc 4; the carrier plate 4 is used for positioning the materials to be welded.

Referring to fig. 3 and 4, the carrying mechanism 12 includes a carrying table 121, and a heating part and a cooling part connected to the carrying table 121, and the carrying table 121 and the cavity are matched in shape. Specifically, at least two sets of support blocks 127 are fixedly connected to the bottom end of the interior of the housing 11, the top ends of the support blocks 127 are connected to the bearing table 121, and the bearing table 121 is supported in the interior of the oven cavity by the support blocks 127, so that the bearing table 121 is in a suspended state. The support blocks 127 are preferably provided in four groups, and are respectively connected to four corner positions of the carrying table 121.

Square grooves are engraved on the upper and lower surfaces of the bearing table 121, so that the stress on the surface of the material can be eliminated, and the deformation amount can be reduced as much as possible at high temperature. The bearing table 121 is preferably made of brass, and the brass has good heat conduction performance and corrosion resistance and is stable at a high temperature.

The heating part includes a plurality of heating lamps 122 connected to the lower surface of the susceptor 121, and the heating lamps 122 are preferably infrared heating lamps 122. A plurality of deep grooves corresponding to the number of the heating lamps 122 are formed on the lower surface of the bearing table 121, the heating lamps 122 are embedded in the deep grooves, the heating lamps 122 are positioned in the deep grooves through positioning sheets 123 connected to the two ends of the bearing table 121, and the heating lamps 122 are fixed in the deep grooves through spring clips 124. The cooling part comprises a plurality of through pipelines 125 which are communicated with the bearing table 121, the setting direction of the through pipelines 125 is parallel to the deep groove, the through pipelines 125 are communicated through connecting pipelines, the liquid inlet end and the liquid outlet end of the through pipelines 125 are respectively connected with a transfer threaded interface 126, external cooling liquid is connected through the transfer threaded interface 126, and cooling water is poured into the through pipelines 125 by a water temperature machine. In this embodiment, the through pipe 125 is directly opened inside the bearing table 121, and the cooling liquid is directly introduced into the through pipe 125 to cool, so that the cooling efficiency is higher, and the cooling effect of this embodiment is better than that of the embodiment in which the cooling pipe is embedded in the surface of the bearing table 121 to cool indirectly. Referring to fig. 6, in this embodiment, the bottom end of the housing 11 is further connected with a threading sealing port 13 and a gas through hole 14, and the wires inside the oven cavity all pass through the threading sealing port 13, so that a sealed environment inside the oven cavity can be ensured, and equipment pipeline connection is performed through the gas through hole 14.

The shape of the carrier plate 4 is matched with the carrying table 121, when the carrier plate 4 is placed on the carrying table 121, samples to be welded positioned on the carrier plate 4 can be positioned within the heating and cooling ranges, so that the position of the carrier plate 4 can be accurately matched with the carrying table 121, and in this embodiment, the furnace body 1 further comprises a carrier plate positioning block 15 for positioning the carrier plate 4. Specifically, two support rods 16 are fixedly connected to the bottom end of the inside of the casing 11, the carrier disc positioning block 15 is fixedly connected to the support rods 16, the carrier disc positioning block 15 is shaped like a Chinese character 'ao', a positioning space is formed in a Chinese character 'ao', the length of the positioning space is matched with the length or width of the carrier disc 4, the carrier disc positioning block 15 is arranged on the side of the carrying table 121, and the position of the carrier disc 4 can be limited and positioned through the carrier disc positioning block 15.

Referring to fig. 5, the tray lifting mechanism 3 is connected to the tray 4, and can drive the tray 4 to lift, so that the tray 4 contacts or breaks away from the carrier 12, when the tray 4 contacts the carrier 12, normal heating and cooling can be performed, and when the tray 4 breaks away from the carrier 12, the tray can be engaged with the tray feeding mechanism 2.

The carrier lifting mechanism 3 comprises a driving part B31 and a transmission part, in this embodiment, the driving part B31 is only required to adopt a common driving motor, in order to ensure the vacuum air pressure environment of the furnace chamber, the driving motor is connected to the shell 11 through the magnetic fluid sealer 32 in this embodiment, the output end of the magnetic fluid sealer 32 is connected with the transmission part, the transmission part is abutted to the bottom end of the carrier 4, and the driving motor drives the carrier 4 to perform lifting motion through the transmission part.

More specifically, the transmission part includes a transmission shaft 33, one end of the transmission shaft 33 is connected to the output end of the magnetic fluid sealer 32 through a coupling 34, and the transmission shaft 33 can be driven to rotate by a driving motor. The transmission shaft 33 is rotatably connected with two bearing seats 35 through bearings at positions near the front end and the rear end of the transmission shaft, and the bearing seats 35 are fixedly connected to the bottom end inside the shell 11. The transmission part further includes at least two sets of cams 36 fixedly connected to the transmission shaft 33 and an adapter plate 37 disposed above the cams 36 and abutting against the cams 36, in this embodiment, the adapter plate 37 has a predetermined length, two ends of the adapter plate are fixedly connected with unpowered roller bars 38, and the unpowered roller bars 38 abut against two sides of the bottom end of the carrier plate 4.

Referring to fig. 7, the unpowered roller bar 38 includes a connection base plate 381 and a plurality of lifting blocks 382 fixedly connected to the connection base plate 381, the length of the connection base plate 381 is matched with the length or width of the carrier 4, the lifting blocks 382 are distributed at intervals along the length direction of the connection base plate 381, the connection base plate 381 is fixedly connected to the adapter plate 37, and the lifting blocks 382 are abutted to the carrier 4. The coupler 34 and the transmission shaft 33 are driven to rotate through the driving motor, so that the cam 36 fixed on the driver is driven to rotate, the adapter plate 37 is enabled to conduct lifting movement through the contact of the cam 36 and the adapter plate 37, and then the unpowered roller strips 38 on the two sides connected with the adapter plate 37 are driven to lift, so that the lifting of the carrier plate 4 is achieved. The cam 36 and the adapter plate 37 are made of high-strength wear-resistant materials to reduce contact wear, preferably high-temperature-resistant brass, or polytetrafluoroethylene materials.

It will be appreciated that when the unpowered roller bar 38 is in the low position, the upper surface of the jacking block 382 should be lower than the upper surface of the carrier table 121 so that the carrier plate 4 can be brought into intimate contact with the carrier table 121 for sufficient heating and cooling. When the unpowered roller bar 38 is in the high position, the upper surface of the lifting block 382 should be higher than the upper surface of the bearing table 121, so that the carrier plate 4 is separated from the bearing table 121 and is convenient to be engaged with the carrier plate feeding mechanism 2. By detaching the carrier tray 4 from the susceptor 121, the carrier tray 4 and the sample can be protected from over-temperature, and the safety of the carrier tray 4 and the sample can be ensured by detaching the carrier tray 4 from the susceptor 121 when the damage of the heating part is out of control. Preferably, the upper end of the jacking block 382 is rotatably connected with a roller 383, so that the carrier plate 4 can conveniently move along the roller 383 to reduce the abrasion degree.

To ensure a smoother lifting of the unpowered roller bar 38, the connecting base plate 381 is provided with two through first guide channels, the housing 11 is connected with a first guide shaft 384 matching with the first guide channels, and a linear bearing is connected between the first guide shaft 384 and the first guide channels.

Referring to fig. 8, the tray loading mechanism 2 includes a first conveying assembly, a jacking assembly 29, and a second conveying assembly engaged with the oven cavity. The first conveying component is used as a tray conveying line and is used for conveying the tray 4 from the sample loading station to the second conveying component, the tray 4 is transferred from the first conveying component to the second conveying component by the jacking component 29 in cooperation, and the tray 4 is conveyed to the furnace chamber of the furnace body 1 by the second conveying component.

Specifically, the first conveying assembly comprises two linear conveying modules 21 and a conveying motor 23, the two linear conveying modules 21 are a linear conveying module A and a linear conveying module B respectively, the two linear conveying modules 21 adopt a conveying mode of a conveying belt, the conveying motor 23 is connected to the linear conveying module A, the two linear conveying modules 21 are connected through a spline shaft 22, and the two linear conveying modules 21 can be driven by the conveying motor 23 to synchronously rotate so as to synchronously move the conveying belt of the two linear conveying modules 21. The distance between the two linear conveying modules 21 is matched with the length or the width of the carrier plate 4, and the carrier plate 4 is placed on a conveyor belt when the carrier plate 4 is conveyed.

In order to enable the two linear conveying modules 21 to be matched with the carrier plates 4 with different specifications, in this embodiment, the first conveying assembly further includes an adjusting module 24 for adjusting the distance between the two linear conveying modules 21, where the adjusting module 24 is connected to the linear conveying module a and is used for controlling the linear conveying module a to approach or separate from the linear conveying module B. Specifically, the adjusting module 24 includes a driving portion C241, where the driving portion C241 may adopt a linear driving form including, but not limited to, a linear motor, a ball screw, etc., in this embodiment, the driving portion C241 is preferably a motor with higher motion precision and is matched with the ball screw structure, the driving portion C241 is disposed below the linear conveying module a and is perpendicular to the direction of the linear conveying module 21, a clamping plate is connected to a nut end of the driving portion C241, and the clamping plate is fixedly clamped on two sides of the linear conveying module a by a bolt, so as to drive the linear conveying module a to integrally approach or depart from the linear conveying module B, and due to the functional characteristic of the spline shaft 22, the driving of the driving portion C241 can adapt to the distance between the two linear conveying modules 21.

In order to ensure that the linear conveying module a operates stably as a whole, in this embodiment, the adjusting module 24 further includes auxiliary sliding portions 242 disposed on two sides of the driving portion C241, the auxiliary sliding portions 242 include an auxiliary rail parallel to the driving portion C241, and an auxiliary slider slidably connected to the auxiliary rail, an auxiliary clamping plate is fixedly connected to an upper end surface of the auxiliary slider through a bolt, and the auxiliary clamping plate is fixedly clamped on two sides of the linear conveying module a. The bottom of the linear conveying module B is connected with a supporting piece 25, and the linear conveying module B and the linear conveying module A are guaranteed to be at the same height through the supporting piece 25 to support and fix the linear conveying module B.

The second conveying assembly comprises an unpowered roller jacking frame 26, an unpowered roller switching frame 27 and a carrier moving module 28, wherein the unpowered roller jacking frame 26 is arranged between the two linear conveying modules 21. Referring to fig. 9, the unpowered roller jacking frame 26 includes a connection base 261, two ends of the connection base 261 are fixedly connected with connection vertical plates 262 respectively, the connection vertical plates 262 vertically extend upwards from the connection base 261, and the arrangement direction of the connection vertical plates 262 is also perpendicular to the linear conveying module 21 and is consistent with the arrangement direction of the driving part C241.

Further, a lifting assembly 29 is connected to the bottom end of the connection base 261, and is used for driving the unpowered roller lifting frame 26 to lift, so as to separate the carrier 4 from the conveyor belt of the linear conveying module 21 and engage with the unpowered roller transferring frame 27. The jacking assembly 29 comprises a base plate 291 arranged below the unpowered roller jacking frame 26, a jacking air cylinder 292 is connected through the base plate 291, a piston rod end of the jacking air cylinder 292 is fixedly connected to the bottom end of the unpowered roller jacking frame 26 connected with the base 261, and the unpowered roller jacking frame 26 can be driven to lift through the action of the jacking air cylinder 292. Four second guide shafts are further connected to four corners of the bottom end of the unpowered roller jacking frame 26 connected with the base 261, and the base plate 291 is provided with second guide channels matched with the second guide shafts.

It will be appreciated that when the unpowered roller jack 26 is in the low position, the upper end face of the connecting riser 262 should be below the conveyor so as not to interfere with the transfer of the carrier 4 on the conveyor, and when the unpowered roller jack 26 is in the high position, the connecting riser 262 is capable of lifting the carrier 4 off the conveyor. The distance between the two connecting vertical plates 262 should also be matched with the length or the width of the carrier tray 4, when the distance between the two linear conveying modules 21 is matched with the length of the carrier tray 4, the distance between the two connecting vertical plates 262 should be matched with the width of the carrier tray 4, and when the distance between the two linear conveying modules 21 is matched with the width of the carrier tray 4, the distance between the two connecting vertical plates 262 should be matched with the length of the carrier tray 4.

The unpowered roller transferring frame 27 is disposed between the linear conveying module B and the furnace body 1, and has the same structure as the unpowered roller lifting frame 26, but different from the unpowered roller lifting frame 26 in specification and size, in the unpowered roller transferring frame 27, the upper end face of the connecting vertical plate 262 is higher than the conveyor belt, and the height cannot be lower than the height of the upper end face of the loading table 121 in the furnace chamber.

The setting direction of the carrier moving module 28 is consistent with the setting direction of the connecting vertical plates 262, and the carrier moving module 28 is fixedly connected to the outer side surface of one connecting vertical plate 262 of the unpowered roller transferring frame 27 through the mounting plate 281. The carrier moving module 28 includes a driving portion a282 and a clamping assembly 283 connected to an output end of the driving portion a282, where the driving portion a282 is connected to the mounting plate 281, and the driving portion a282 may adopt a linear driving form including, but not limited to, a linear motor, a ball screw, etc., and in this embodiment, the driving portion a282 is preferably a motor-matched ball screw structure with higher motion precision. The clamping assembly 283 comprises a lifting cylinder 2831 connected to the nut end of the driving part A282 through a connecting plate A and a clamping jaw cylinder 2832 connected to the output end of the lifting cylinder 2831 through a connecting plate B, wherein the clamping jaw end of the clamping jaw cylinder 2832 is connected with two transferring clamping jaws 2833, the two transferring clamping jaws 2833 are used for clamping two sides of the carrying disc 4 and driving the carrying disc 4 to slide along the top end of the connecting vertical plate 262 under the action of the driving part A282, so that the carrying disc 4 is pushed and slid to a furnace chamber of the furnace body 1 to be connected with the unpowered roller bar 38 in the furnace chamber.

It will be appreciated that the range of arrangement of the drive portion a282 should be limited to the space of the unpowered roller jack 26 and the unpowered roller adapter 27 so that the movement stroke of the clamp assembly 283 can span the connecting riser 262 of the unpowered roller jack 26 and the unpowered roller adapter 27. With continued reference to fig. 9, the top ends of the connecting vertical plates 262 of the unpowered roller jacking frame 26 and the unpowered roller adapting frame 27 are rotatably connected with a plurality of pulleys 263, and the pulleys 263 are arranged along the length direction of the connecting vertical plates 262, so that friction and abrasion to the bottom of the carrier plate 4 can be reduced. The outer surface of the connecting vertical plate 262 extends upward and extends to the top end of the pulley 263, and the raised portion forms a blocking portion 264, so that the carrier plate 4 can be limited by the blocking portion 264 and is prevented from deviating in the sliding process. The inner sides of the two transferring clamping jaws 2833 are also fixedly provided with protruding portions 2834, correspondingly, in combination with fig. 10, both sides of the carrying disc 4 are provided with recessed grooves 41 matched with the protruding portions 2834, and the clamping of the transferring clamping jaws 2833 to the carrying disc 4 is more stable through the matching of the protruding portions 2834 and the recessed grooves 41.

It will be appreciated that after the sample welding is completed, a tray discharging mechanism may be further provided to discharge the tray loaded with the sample so as to automatically connect with the subsequent process. The structural principle of the carrier plate blanking mechanism is consistent with that of the carrier plate feeding mechanism 2, and the description is omitted here. And furnace body 1, loading disc loading and unloading mechanism and loading disc elevating system 3 can set up into the multiunit, realize automatic whole line body equipment to further promote operating efficiency.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model relates to a vacuum eutectic furnace with an automatic conveying type carrying disc, which is characterized by comprising,

the furnace body (1) comprises a shell (11) and a bearing mechanism (12) arranged in the shell (11), wherein the bearing mechanism (12) is used for bearing a carrying disc (4);

the carrier disc feeding mechanism (2) comprises an unpowered roller transfer frame (27) and a carrier disc moving module (28), wherein the unpowered roller transfer frame (27) is close to the shell (11), the carrier disc moving module (28) comprises a driving part A (282) connected with the unpowered roller transfer frame (27) and a clamping assembly (283) connected with the driving part A (282), and the clamping assembly (283) is used for clamping the carrier disc (4) and used for driving the carrier disc (4) to slide on the top end of the unpowered roller transfer frame (27);

the carrier plate lifting mechanism (3) comprises a driving part B (31) connected to the shell (11) and a transmission part connected with the driving part B (31), wherein the transmission part is connected to the carrier plate (4) and is used for driving the carrier plate (4) to lift.

2. The automatic tray conveying type vacuum eutectic furnace according to claim 1, wherein the carrying mechanism (12) comprises a carrying table (121) and a heating part and a cooling part connected to the carrying table (121).

3. The automatic tray conveying type vacuum eutectic furnace according to claim 1, wherein the clamping assembly (283) comprises a lifting cylinder (2831) connected to the output end of the driving part A (282) and a clamping jaw cylinder (2832) connected to the output end of the lifting cylinder (2831), and the clamping jaw end of the clamping jaw cylinder (2832) is connected with a transferring clamping jaw (2833) for clamping the tray (4).

4. A load pan automatic conveying vacuum eutectic furnace according to claim 3, wherein the inner side of the transfer jaw (2833) is provided with a protrusion (2834) for matching with the side of the load pan (4).

5. The automatic tray conveying type vacuum eutectic furnace according to claim 1, wherein the tray feeding mechanism (2) further comprises two linear conveying modules (21) for conveying the tray (4) and an unpowered roller jacking frame (26) arranged between the two linear conveying modules (21), the unpowered roller jacking frame (26) is arranged below the tray (4), the unpowered roller jacking frame (26) is configured to be capable of lifting, and in a jacking state, the unpowered roller jacking frame (26) is connected with the unpowered roller switching frame (27).

6. The automatic tray conveying type vacuum eutectic furnace according to claim 5, wherein the tray feeding mechanism (2) further comprises a jacking component (29) arranged at the bottom end of the unpowered roller jacking frame (26), and the jacking component (29) is used for driving the unpowered roller jacking frame (26) to lift.

7. The automatic tray conveying type vacuum eutectic furnace according to claim 5, wherein the tray feeding mechanism (2) further comprises an adjusting module (24) for adjusting the distance between the two linear conveying modules (21).

8. The automatic tray conveying type vacuum eutectic furnace according to claim 1, wherein the driving part B (31) is connected to the housing (11) through a magnetic fluid sealer (32).

9. The automatic tray conveying type vacuum eutectic furnace according to claim 1, wherein the transmission part comprises a transmission shaft (33), at least two groups of cams (36) fixedly connected to the transmission shaft (33), an adapter plate (37) arranged above the cams (36) and unpowered roller strips (38) connected to two ends of the adapter plate (37), and the unpowered roller strips (38) are abutted to the bottom ends of the tray (4).

10. The tray automatic conveying vacuum eutectic furnace according to any one of claims 1 to 9, wherein the furnace body (1), the tray loading mechanism (2) and the tray lifting mechanism (3) are provided in at least one group.

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