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CN-116476302-B - Automatic feeding system for movable door shell and door liner without stopping and door body foaming line

CN116476302BCN 116476302 BCN116476302 BCN 116476302BCN-116476302-B

Abstract

The invention discloses an automatic feeding system for a movable door shell door liner without stopping and a door body foaming line. The door body foaming line is provided with a door shell door liner feeding station. The gate shell and gate liner feeding station is provided with a die carrier position synchronous tracking device and an automatic feeding robot which are arranged on the side edge of the transmission line. The die carrier position synchronous tracking device comprises a die carrier synchronous track. The synchronous track of the mould frame comprises a long track frame which is parallel to the transmission line. The two ends of the track frame strip are respectively provided with a chain wheel. A chain is arranged between the chain wheels at the two ends. The chain is provided with lugs which are arranged at equal intervals. The sprocket is connected with an encoder. The foaming mould frame is provided with a synchronous probe rod which can be clamped on the convex block. The encoder and the automatic feeding robot are connected with the controller. The encoder sends the sprocket rotation code to the controller. The controller maps the codes into real-time positions of the foaming mould frames and sends the positions to the automatic feeding robot. And the automatic feeding robot performs feeding operation of the door shell and the door liner according to the moving real-time position of the foaming mould frame.

Inventors

  • GE XIAOHUA
  • QIAN SISHENG
  • FENG XIAO
  • HU XIAOBIN
  • XIA JINQIU

Assignees

  • 江苏天辰智能装备有限公司

Dates

Publication Date
20260505
Application Date
20230509

Claims (8)

  1. 1. The automatic feeding system for the door shell door liner without stopping movement comprises a transmission line and a foaming die frame arranged on the transmission line, wherein the transmission line passes through a door shell door liner feeding station, and is characterized by further comprising a controller (935), the door shell door liner feeding station is provided with a die frame position synchronous tracking device (931) and an automatic feeding robot (932) which are arranged at the side edge of the transmission line, the die frame position synchronous tracking device (931) comprises a die frame synchronous rail (1) and a position coding device (2), the die frame synchronous rail (1) comprises a rail frame (19) which is long and parallel to the transmission line, chain wheels (11) are respectively arranged at two ends of the rail frame (19), chains (12) are erected between the chain wheels (11), bumps (121) which are arranged at equal intervals are arranged on the chains (12), the position coding device (2) comprises an encoder (21), the encoder (21) is connected with one chain wheel (11), the foaming is provided with a synchronous probe rod (928), the controller (935) is connected with the encoder (21) and the automatic feeding robot (932), when the foaming probe rod (932) is clamped on the door shell, the foaming die frame can move on the die frame (121), the automatic feeding device comprises a chain (12), a chain wheel (11), an encoder (21) for encoding the rotation of the chain wheel (11) in real time and sending the real-time encoding to a controller (935), the controller (935) for mapping the real-time encoding of the encoder (21) into the real-time position of the foaming mold frame moving in a door shell door liner feeding station, and then sending the real-time position of the foaming mold frame to an automatic feeding robot (932), and the automatic feeding robot (932) for carrying out the door shell door liner feeding operation according to the moving real-time position of the foaming mold frame.
  2. 2. The automatic door shell door liner feeding system according to claim 1, wherein the controller (935) further corrects and calculates the moving speed of the foaming mold frame according to the real-time position of the movement of the foaming mold frame, and sends the corrected moving speed of the foaming mold frame to the automatic feeding robot (932), and the automatic feeding robot (932) performs the door shell door liner feeding operation according to the real-time position of the movement of the foaming mold frame and the moving speed of the foaming mold frame.
  3. 3. The automatic door shell door liner feeding system according to claim 1, wherein the distance between two adjacent protruding blocks (121) on the chain (12) is 6 cm-16 cm.
  4. 4. The automatic feeding system for door shell door liners according to claim 1, characterized in that the position coding device (2) further comprises a first toothed belt wheel (22) and a second toothed belt wheel (23), wherein the first toothed belt wheel (22) is coaxially arranged with the chain wheel (11) and connected with the chain wheel, the first toothed belt wheel (22) and the second toothed belt wheel (23) are connected through a toothed synchronous belt, and the second toothed belt wheel (23) is connected with the encoder (21).
  5. 5. The automatic door shell door liner feeding system according to claim 4, wherein the transmission ratio of the first toothed pulley (22) and the second toothed pulley (23) is not less than 3.
  6. 6. The automatic door shell door liner feeding system according to claim 1,2, 3,4 or 5, wherein the foaming mold frame comprises a frame (921) and a mold frame body (922) arranged on the frame (921), rollers are arranged at the bottom of the frame (921), the transmission line is realized by an annular chain dragging mechanism (910), the annular chain dragging mechanism (910) comprises two large chain wheels (911) with vertical axes and a large chain (912) which is erected on the two large chain wheels (911) and is connected with the two large chain wheels (911), the frame (921) is connected with the large chain (912), and one large chain wheel (911) is connected with the power mechanism.
  7. 7. The automatic door shell door liner feeding system according to claim 6, wherein the rail frame (19) is arranged on the inner side of the large chain (912), and the foaming mold frame is arranged on the outer side of the large chain (912).
  8. 8. A door body foaming line for foaming a refrigerator door body, characterized by comprising the door shell door liner automatic feeding system according to any one of claims 1 to 7.

Description

Automatic feeding system for movable door shell and door liner without stopping and door body foaming line Technical Field The invention relates to a foaming process for a refrigerator door body of a refrigerator. Background In the production line production mode, the foaming die carrier is transmitted through a transmission line, and when the foaming die carrier is required to be operated, such as die opening, door lining, die closing, material injection and the like, two general processing modes exist, wherein the first processing mode is to stop transmission of the transmission line, the foaming die carrier correspondingly operates the foaming die carrier after stopping moving, and the second processing mode is to extract the foaming die carrier from the transmission line, and then move the foaming die carrier to the transmission line for transmission after the processing of automatic equipment on a station is completed. However, in either way, the foaming mold frame has a stop problem, so that the production efficiency is low. Therefore, all operations in the foaming production process can be considered to be directly carried out on the foaming die carrier moving on the transmission line, and the overall production efficiency can be greatly improved. However, there are many problems in performing the operation directly on the moving foam mold frame, such as positioning the moving foam mold frame is a great problem in terms of feeding the door shell and the door liner. Disclosure of Invention The invention aims to solve the problem of positioning during feeding of a foaming die carrier moving on a transmission line. In order to solve the problems, the invention adopts the following scheme: The invention relates to an automatic feeding system for a movable non-stop door shell and door liner, which comprises a transmission line and a foaming mould frame arranged on the transmission line; the automatic foaming machine comprises a door shell and door liner feeding station, and is characterized by further comprising a controller, wherein the door shell and door liner feeding station is provided with a die frame position synchronous tracking device and an automatic feeding robot, the die frame position synchronous tracking device is arranged at the side edge of the transmission line and comprises a die frame synchronous track and a position coding device, the die frame synchronous track comprises a long track frame which is parallel to the transmission line, chain wheels are respectively arranged at two ends of the long track frame, chains are arranged between the chain wheels at two ends, lugs which are arranged at equal intervals are arranged on the chains, the position coding device comprises an encoder, the encoder is connected with one of the chain wheels, the foaming die frame is provided with a synchronous probe rod, the controller is connected with the encoder and the automatic feeding robot, when the foaming die frame moves in the door shell and door liner feeding station, the synchronous probe rod arranged on the foaming die frame can be clamped on the lugs, and accordingly drives the chain wheels to rotate through the chains, the encoder encodes the rotation of the chain wheels in real time and sends the real-time codes to the controller, the real-time codes of the encoder are mapped into real-time positions of the foaming die frame moving in the door shell and then sent to the automatic feeding robot to the position of the foaming die frame to the automatic feeding robot for real-time operation. Further, according to the automatic door shell door liner feeding system, the controller also corrects and calculates the moving speed of the foaming die frame according to the moving real-time position of the foaming die frame, and sends the corrected moving speed of the foaming die frame to the automatic feeding robot, and the automatic feeding robot performs door shell door liner feeding operation according to the moving real-time position of the foaming die frame and the moving speed of the foaming die frame. Further, according to the automatic feeding system for the door shell door liner, the distance between the protruding blocks arranged on the chain is 6 cm-16 cm. Furthermore, the automatic feeding system for the door shell door liner comprises a first toothed belt wheel and a second toothed belt wheel, wherein the first toothed belt wheel and the chain wheel are coaxially arranged and connected, the first toothed belt wheel and the second toothed belt wheel are connected through a toothed synchronous belt, and the second toothed belt wheel is connected with an encoder. Further, according to the automatic feeding system for the door shell door liner, the transmission ratio of the first toothed belt wheel to the second toothed belt wheel is not smaller than. The automatic feeding system for the door shell door liner comprises a frame and a frame body arranged on the frame, wherein rollers are arrange