CN-116809894-B - Automatic equipment for separating, cleaning, transferring and detecting pressing die and pressing die

CN116809894BCN 116809894 BCN116809894 BCN 116809894BCN-116809894-B

Abstract

The invention discloses automatic equipment for separating, cleaning and transferring a pressing die from a pressing piece and detecting the pressing piece, wherein a turnover mechanism, a picking and placing mechanism and a vacuum chuck mechanism are used for separating the pressing die from the pressing piece, a first cleaning mechanism is used for cleaning an upper cover and an upper half die of the pressing die, a turnover mechanism is used for cleaning a lower half die of the pressing die, a second cleaning mechanism is used for cleaning the pressing piece, the picking and placing mechanism, a first conveying track and a second conveying track are used for completing the transfer of the pressing die, the vacuum chuck mechanism is used for completing the transfer of the pressing piece, and a detection mechanism is used for completing the detection of the pressing piece. The invention can realize the separation of the pressing die and the pressing piece in the powder pressing process, the detection and the transfer of the pressing piece, the cleaning of the pressing piece and the pressing die, the die closing of the upper half die and the lower half die and the automation of the transfer of the upper cover, the upper half die and the lower half die, and the unqualified pressing piece, the cleaned dust, particles and residues are concentrated into the recovery mechanism, so that the production efficiency is high, the labor intensity is low, and the environmental pollution caused by the dust in the production process is avoided.

Inventors

ZHANG JIE
LIU BING
ZHOU XIANGWEN
TANG YAPING
WANG WEI

Assignees

清华大学

Dates

Publication Date: 20260505
Application Date: 20230628

Claims (8)

1. An automatic device for separating, cleaning, transferring and detecting a pressing die and a pressing piece is characterized by comprising a frame, a pushing mechanism, a vacuum chuck mechanism, a turnover mechanism, a picking and placing mechanism, a first cleaning mechanism, a second cleaning mechanism, a detection mechanism, a first conveying rail, a second conveying rail and a recovery mechanism which are respectively arranged on the frame; When the device works, the control system controls the pushing mechanism, the vacuum chuck mechanism, the turnover mechanism, the picking and placing mechanism, the first cleaning mechanism, the second cleaning mechanism, the detection mechanism, the first conveying track and the second conveying track to run; The pushing mechanism pushes the pressing die with the pressing piece to the overturning mechanism, the overturning mechanism fixes the lower half die of the pressing die, the picking and placing mechanism clamps the upper cover and the upper half die of the pressing die and transfers the pressing die to be placed on a workbench corresponding to the first cleaning mechanism, and the first cleaning mechanism cleans dust and particles on the upper cover and the upper half die to enable the cleaned dust and particles to enter the recycling mechanism; after the first cleaning mechanism is cleaned, the picking and placing mechanism clamps the upper cover and transfers the upper cover onto the first conveying track, the upper cover is transferred to an upper cover adding and placing position through the first conveying track, the vacuum chuck mechanism moves to a position above the pressing piece and sucks the pressing piece from the lower half mould, then the pressing piece is moved to a position corresponding to the detection mechanism, the detection mechanism detects the appearance defect of the pressing piece, if the pressing piece is qualified, the vacuum chuck mechanism transfers the pressing piece to a lower mould of a pre-pressing mould on a pressing piece conveying track, if the pressing piece is unqualified, the vacuum chuck mechanism releases the unqualified pressing piece to the recovery mechanism, the turnover mechanism enables the lower half mould to turn down by 180 degrees after the pressing piece is taken away, dust particles on the lower half mould are poured into the recovery mechanism, and then the lower half mould is turned up by 180 degrees, and the picking and placing mechanism transfers the cleaned upper half mould and the transferred lower half mould to a second position through the second conveying track; The first cleaning mechanism comprises two first semicircular air nozzles and two first horizontal pushing air cylinders, wherein the two first semicircular air nozzles are oppositely arranged and are respectively connected with the two first horizontal pushing air cylinders, and the two first horizontal pushing air cylinders are respectively arranged on the frame and are used for driving the two first semicircular air nozzles to move towards each other and move away from each other; The second cleaning mechanism comprises two second semicircular air nozzles and two second horizontal pushing air cylinders, wherein the two second semicircular air nozzles are oppositely arranged and are respectively connected with the two second horizontal pushing air cylinders, the two second horizontal pushing air cylinders are respectively arranged on the frame and are used for driving the two second semicircular air nozzles to move towards each other and move away from each other, and the two second semicircular air nozzles are connected with the dust removing device.
2. An automated apparatus for separating, cleaning, transferring and inspecting a compression mold from a compression mold according to claim 1 wherein said pick-and-place mechanism transfers said upper mold half after cleaning and said lower mold half after cleaning to said second conveyor track through which said upper mold half and said lower mold half flow to a lower station, said pick-and-place mechanism transfers said upper mold half after cleaning to one of said second conveyor tracks alone, said upper mold half flows to an upper mold half station through one of said second conveyor tracks, said lower mold half flows to a lower mold station through the other of said second conveyor tracks, said second conveyor tracks are two if said compression mold is a pre-compression mold, said pick-and-place mechanism transfers said upper mold half after cleaning alone to one of said second conveyor tracks, said upper mold half flows to said upper mold half with said lower mold half, and said upper mold half is mixed with said upper mold half after cleaning is transferred to said lower mold half through the other of said second conveyor tracks.
3. The automated equipment for separating, cleaning, transferring and inspecting a pressing mold from a pressing mold according to claim 1, wherein the turning mechanism comprises a positioning disk, a rotating shaft, an air claw and a driving device, wherein the positioning disk is used for positioning the pressing mold sent by the pushing mechanism, the air claw is arranged on the positioning disk and is used for clamping the lower half mold of the pressing mold on the positioning disk, the positioning disk is fixed on the rotating shaft, and the driving device is connected with the rotating shaft and is used for driving the positioning disk to turn up and down by 180 degrees.
4. An automated apparatus for separating, cleaning, transferring and inspecting presses from presses according to claim 3, wherein the driving means employs a flipping motor or a rocking cylinder.
5. An automated apparatus for separating, cleaning, transferring, and inspecting presses from presses as claimed in claim 1 wherein the pick-and-place mechanism has a mechanical gripper that moves up and down and horizontally.
6. The automated apparatus for separating a stamper from a press, cleaning, transferring, and inspecting a press of claim 5, wherein the up-and-down movement of the mechanical hand is controlled by a vertical movement cylinder, and the horizontal movement of the mechanical hand is achieved by a horizontal movement cylinder or a motor driven screw assembly.
7. The automated apparatus of claim 1, wherein the inspection mechanism comprises a camera, a rotating motor, and an information processing system, wherein the camera is mounted on the frame, the rotating motor is coupled to a vacuum chuck of the vacuum chuck mechanism for driving the vacuum chuck to rotate so that the camera captures images of different surfaces of the press, and the information processing system is configured to process images captured by the camera and determine whether the press is acceptable.
8. The automated apparatus for separating, cleaning, transferring and inspecting compression elements of claim 7, wherein the lowest portion of the vacuum chuck is a hollow sponge adhesive, the upper portion of the sponge adhesive is an elastic connector, a plurality of holes are uniformly distributed around the elastic connector, a plurality of the holes are covered by the sponge adhesive, the upper portion of the elastic connector is a chuck body, and the chuck body is connected with an air pipe.

Description

Automatic equipment for separating, cleaning, transferring and detecting pressing die and pressing die Technical Field The invention relates to the technical field of powder compression molding and mechanical equipment manufacturing, in particular to automatic equipment for separating, cleaning, transferring and detecting a pressing die and a pressing piece. Background The isostatic pressing technology includes the preforming process of fuel area and no-fuel area, the preforming process of fuel area is to prepare core ball, the preforming process of fuel area and no-fuel area is to prepare pre-pressed body, and the core ball and pre-pressed body are named as pressing piece. The pressing mold has three layers, including upper cover, upper mold half and lower mold half, and is 130mm cylinder. After forming, the pressing piece and the pressing mold are separated from each other, dust and particles inside and outside the pressing mold and on the surface of the pressing piece are removed, after separation, the upper half mold and the lower half mold are clamped or the upper half mold and the lower half mold are independently conveyed to the original station, and the upper cover is conveyed to the upper cover adding and placing position. The forming pressure of the fuel area is 0.6-1.2 MPa, the forming pressure of the fuel-free area is 2-60 MPa, the strength of the formed pressing piece is low, and dust and particles are arranged on the surface of the pressing piece. Particles adhering to the surface of the core ball can affect the yield of the spherical fuel element, and dust on the surface of the pre-compression body can reduce the qualification rate of the pre-compression body vacuum package. Disclosure of Invention The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention aims to provide an automatic device for separating, cleaning, transferring and detecting the pressing die and the pressing piece, so that the production efficiency is effectively improved, the labor intensity during manual operation is reduced, and the environmental pollution caused by dust in the production process is avoided. The automatic equipment for separating, cleaning, transferring and detecting the pressing die and the pressing piece comprises a frame, a pushing mechanism, a vacuum chuck mechanism, a turnover mechanism, a picking and placing mechanism, a first cleaning mechanism, a second cleaning mechanism, a detection mechanism, a first conveying rail, a second conveying rail and a recovery mechanism, wherein the turnover mechanism, the picking and placing mechanism, the first cleaning mechanism, the second cleaning mechanism, the detection mechanism, the first conveying rail, the second conveying rail and the recovery mechanism are respectively arranged on the frame; When the device works, the control system controls the pushing mechanism, the vacuum chuck mechanism, the turnover mechanism, the picking and placing mechanism, the first cleaning mechanism, the second cleaning mechanism, the detection mechanism, the first conveying track and the second conveying track to run; The pushing mechanism pushes the pressing die with the pressing die to the turnover mechanism, the turnover mechanism clamps the upper cover and the upper half die of the pressing die and transfers the pressing die to a workbench corresponding to the first cleaning mechanism after the turnover mechanism fixes the lower half die of the pressing die, the first cleaning mechanism cleans dust and particles on the upper cover and the upper half die, the dust and the particles enter the recovery mechanism after the first cleaning mechanism cleans, the upper cover is clamped by the turnover mechanism and transferred to the first conveying track, the upper cover is transferred to an upper cover adding position through the first conveying track, the vacuum chuck mechanism moves to a position above the pressing die and absorbs the pressing die from the lower half die, then the pressing die is moved to a position corresponding to the detection mechanism, the detection mechanism detects appearance defects of the pressing die, if the pressing die is qualified, the vacuum chuck mechanism transfers the track to the conveying track to the recovery mechanism, the upper half die is not transferred to the first conveying track, the dust is transferred to the lower half die after the turnover mechanism, the dust is removed from the lower half die is removed to the lower half die, and the second cleaning mechanism returns the dust to the position after the second conveying track is failed, and the pressing die is removed from the lower half die is removed to the lower half die, and the second cleaning mechanism is failed, and the dust is recovered from the lower half die is removed to the position. That is, the separation of the pressing die and the pressing piece is completed by the mutual matching of the turnove