A high-throughput powder material joule heat sintering device

Abstract

The utility model relates to the technical field of joule heat equipment, especially a high flux powder material joule heat sintering equipment, the high flux powder material joule heat sintering equipment includes reaction cabin and the feeding device and the material collecting device connected with reaction cabin respectively, be provided with the object table in the reaction cabin, be provided with a plurality of independent sintering device on the object table, the feeding device includes the same number of feeding pipe as sintering device, and the position of feeding pipe and the position of sintering device one -to -one, and the material collecting device includes the same number of discharge pipe as sintering device, and the discharge pipe and sintering device one -to -one intercommunication, realized the seamless link of the feeding, sintering and material collecting process to the sample to be sintered, to realize the automatic, continuous uninterrupted production sintering product.

Claims

1. A high-throughput Joule heating sintering equipment for powder materials, characterized in that: include: A reaction chamber, and a feeding device and a receiving device respectively connected to the reaction chamber; The reaction chamber is equipped with a platform, on which multiple independent sintering devices are mounted. The feeding device includes a number of feeding pipes equal to the number of sintering devices, and the positions of the feeding pipes correspond one-to-one with the positions of the sintering devices. The receiving device includes a number of discharge pipes equal to the number of sintering devices, and the discharge pipes are connected to the sintering devices one-to-one.

2. The high-throughput Joule thermal sintering equipment for powder materials as described in claim 1, characterized in that: The sintering apparatus includes a graphite crucible, and the high-throughput powder material Joule heating sintering equipment also includes multiple pairs of independent heating electrode pairs and multiple independent power supply modules. The power supply modules are electrically connected to the heating electrodes in a one-to-one correspondence, and the heating electrode pairs are electrically connected to the graphite crucible in a one-to-one correspondence.

3. The high-throughput Joule thermal sintering equipment for powder materials as described in claim 2, characterized in that: The bottom of the graphite crucible is provided with a movable support plate; the support plate can be opened by rotation or translation, and the bottom of the graphite crucible is connected to the discharge pipe.

4. The high-throughput Joule thermal sintering equipment for powder materials as described in claim 3, characterized in that: The platform is provided with multiple support platforms, and one graphite crucible is placed on each support platform. The high-throughput powder material Joule heating sintering equipment includes a driving device. The support platforms are hollow inside. Each support platform has a tray at its bottom that is movably connected to the platform. The tray is connected to the driving device, and the driving device drives the tray to open by rotation or translation.

5. The high-throughput Joule thermal sintering equipment for powder materials as described in claim 4, characterized in that: The high-throughput powder material Joule heating sintering equipment also includes an infrared detection device and a current sensor electrically connected to the sintering device, wherein the infrared detection device and the current sensor are embedded inside the stage.

6. The high-throughput Joule thermal sintering equipment for powder materials as described in claim 4, characterized in that: The feeding device further includes a rotary distributor and a powder feeder. The rotary distributor includes an inlet and multiple outlets. The inlet is connected to the powder feeder, and the outlets are connected to the feeding pipes one-to-one. The high-throughput powder material Joule heating sintering equipment also includes a feeding device. The driving device is connected to the powder feeder and the feeding device respectively. The feeding device is connected to the powder feeder. The driving device drives the powder feeder to deliver the sample to be sintered to the feeding device. The driving device drives the feeding device to move to the feeding pipe for feeding.

7. The high-throughput Joule thermal sintering equipment for powder materials as described in claim 1, characterized in that: The receiving device also includes a conveying device, which is equipped with multiple trays, each corresponding to the discharge port of the discharge pipe.

8. The high-throughput Joule thermal sintering equipment for powder materials as described in claim 1, characterized in that: An air inlet is provided on the reaction chamber, through which inert gas or reactive gas enters the interior of the reaction chamber.

9. The high-throughput Joule thermal sintering equipment for powder materials as described in claim 1, characterized in that: The reaction chamber is also equipped with a cooling channel, which is connected to a cooling device that introduces a cooling medium into the cooling channel.

10. The high-throughput Joule thermal sintering equipment for powder materials as described in any one of claims 1-9, characterized in that: The multiple sintering devices are arranged in an m×n matrix array, where m and n are both integers, m is greater than or equal to 4, and n is greater than or equal to 4; the spacing between two adjacent sintering devices is 1cm-5cm.

Images