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CN-115628253-B - Dispensing pressure maintaining system with time tracing function and pressure maintaining device

CN115628253BCN 115628253 BCN115628253 BCN 115628253BCN-115628253-B

Abstract

The invention discloses a dispensing pressure maintaining system with a time tracing function and a pressure maintaining device, comprising a dispensing pressure maintaining jig, a dispensing device, a pressure maintaining device used for pressing a second workpiece on a first workpiece on the dispensing pressure maintaining jig, a first collecting window formed on the dispensing pressure maintaining jig at a position corresponding to the identity, a control system, a first collecting unit used for collecting the identity on the first workpiece through the first collecting window before or during glue application on the first workpiece and sending the collected identity and the first collecting time to the control system, and a second collecting unit used for collecting the identity on the first workpiece through the first collecting window before pressure maintaining on the first workpiece and the second workpiece and sending the collected identity and the second collecting time to the control system.

Inventors

  • ZHANG JINGYUN

Assignees

  • 东莞市新美洋技术有限公司

Dates

Publication Date
20260505
Application Date
20221111

Claims (7)

  1. 1. The dispensing pressure maintaining system with the time tracing function comprises a dispensing pressure maintaining jig, a dispensing device used for applying glue on a sticky surface of a first workpiece on the dispensing pressure maintaining jig, and a pressure maintaining device used for pressing a second workpiece on the first workpiece on the dispensing pressure maintaining jig, and is characterized in that an identity mark is formed on one side of the first workpiece, a first acquisition window is formed at a position, corresponding to the identity mark, on the dispensing pressure maintaining jig, and the dispensing pressure maintaining system with the time tracing function further comprises: A control system; a first collecting unit for collecting the identity mark on the first workpiece through the first collecting window before or while the glue is applied on the first workpiece and transmitting the collected identity mark and the first collecting time thereof to the control system, and The second acquisition unit is used for acquiring the identity mark on the first workpiece through the first acquisition window before the pressure maintaining is carried out on the first workpiece and the second workpiece, and sending the acquired identity mark and the second acquisition time thereof to the control system; The control system is used for comparing the identity mark acquired by the second acquisition unit and the second acquisition time thereof with the identity mark acquired by the first acquisition unit and the first acquisition time thereof, and if the identity marks are the same and the absolute value of the difference value between the first acquisition time and the second acquisition time does not exceed a preset threshold value, the pressure maintaining device works normally, and whether the workpieces acquired twice are the same workpiece is matched through the identity mark association; The dispensing pressure maintaining jig comprises a jig table and a workpiece positioning table formed on the jig table, wherein the cross section of a first workpiece is semicircular and is provided with a plane and an arc surface, the arc surface is used as an adhesive surface to be adhered with a second workpiece, the plane is arranged on the table top of the workpiece positioning table, the identity mark is formed on the plane in a two-dimensional code mode, the cross section of the second workpiece is arc-shaped and is provided with an arc-shaped top wall, a first side wall formed on one side of the arc-shaped top wall and a second side wall formed on the other side of the arc-shaped top wall, the first side wall, the second side wall and the arc-shaped top wall are enclosed to form a U-shaped inner cavity, and the bottom edges of the first side wall and the second side wall are lower than the plane; The workpiece positioning table is characterized in that a first inner groove recessed towards the opposite other side surface direction is formed in one side surface of the workpiece positioning table, the first inner groove penetrates through the workpiece positioning table from the height direction of the workpiece positioning table, a second inner groove recessed towards the opposite one side surface direction is formed in the other side surface of the workpiece positioning table, the second inner groove penetrates through the workpiece positioning table from the height direction of the workpiece positioning table, a first lower groove is formed in the position, corresponding to the first inner groove, of the jig table, the first lower groove is communicated with the first inner groove to form a first mounting groove, a first elastic piece and a first top piece are sequentially arranged in the first mounting groove from bottom to top, the first top piece is partially accommodated in the first inner groove to move in the first inner groove along the height direction of the workpiece positioning table under the action of the first elastic piece, a second lower groove is formed in the position, corresponding to the second inner groove, the first lower groove is communicated with the second top piece and the second top piece can sequentially move in the second inner groove along the second inner groove, and the second top piece can sequentially move in the second mounting groove along the second inner groove.
  2. 2. The dispensing and pressure maintaining system with time tracing function as in claim 1, wherein the control system is further configured to control the pressure maintaining device to stop working when the identity is different or an absolute value of a difference between the first collection time and the second collection time exceeds a preset threshold.
  3. 3. The dispensing and pressure maintaining system with the time tracing function as set forth in claim 1, wherein the first workpiece is a metal workpiece, the shape of the table top of the workpiece positioning table is matched with the shape of the first workpiece, the workpiece positioning table is provided with a plurality of containing grooves which are distributed at intervals along the length direction of the workpiece positioning table, the containing grooves are fixedly provided with magnetic attraction pieces for attracting the first workpiece, and the bottom surface of the magnetic attraction pieces is not higher than the table top of the workpiece positioning table.
  4. 4. The dispensing and pressure maintaining system with the time tracing function according to claim 1, wherein the first workpiece comprises a split type first metal block, a split type second metal block and a split type third metal block, the first metal block, the second metal block and the split type third metal block are arranged on a table top of the workpiece positioning table along the length direction of the workpiece positioning table, a first positioning groove is formed in the workpiece positioning table at a position corresponding to the position between the first metal block and the second metal block, a first positioning block with the height matched with the height of the first metal block and the second metal block is arranged in the first positioning groove, a second positioning groove is formed in the workpiece positioning table at a position corresponding to the position between the second metal block and the split type third metal block, and a second positioning block with the height matched with the height of the second metal block and the height of the third metal block is arranged in the second positioning groove.
  5. 5. The dispensing and pressure maintaining system with time tracing function as set forth in claim 1, wherein the jig table is provided with at least one first groove on one side of the workpiece positioning table in a transverse direction, the first groove is communicated with one side wall of the workpiece positioning table in a direction towards one side of the workpiece positioning table, the jig table is provided with at least one second groove corresponding to the at least one first groove on the other side of the workpiece positioning table in a transverse direction, and the at least one second groove is communicated with the other side wall of the workpiece positioning table in a direction towards the other side of the workpiece positioning table.
  6. 6. The dispensing and pressure maintaining system with time tracing functions according to any one of claims 1 to 5, wherein the pressure maintaining device comprises a workbench, a positioning module arranged on the workbench and used for positioning the dispensing and pressure maintaining jig, and a pressing module arranged on the workbench and positioned right above the dispensing and pressure maintaining jig, a second acquisition window is formed on the workbench at a position corresponding to a first acquisition window of the dispensing and pressure maintaining jig, and the second acquisition unit acquires identity marks on the first workpiece through the second acquisition window and the first acquisition window in sequence.
  7. 7. The dispensing and pressure maintaining system with the time tracing function according to claim 6, wherein the pressure maintaining device further comprises a first track and a linear driving mechanism, wherein the first track and the linear driving mechanism are arranged on the workbench, the positioning module is slidably arranged on the first track and is connected with an output shaft of the linear driving mechanism, one part of the first track is located right below the pressing module to form a pressure maintaining working position, the other part of the first track is located outside the pressure maintaining working position to form a dispensing and pressure maintaining jig feeding position, the linear driving mechanism is used for driving the positioning module to reciprocate between the dispensing and pressure maintaining jig feeding position and the pressure maintaining working position, and the position of the second acquisition window corresponds to the position of the first acquisition window on the dispensing and pressure maintaining jig at the dispensing and pressure maintaining jig feeding position.

Description

Dispensing pressure maintaining system with time tracing function and pressure maintaining device Technical Field The invention relates to the field of workpiece dispensing and pressure maintaining processing, in particular to a dispensing and pressure maintaining system with a time tracing function and a pressure maintaining device. Background In the process of adhering the first workpiece to the second workpiece and maintaining pressure and fixing, glue is applied to the adhering surface of the first workpiece by adopting a glue dispensing device, the second workpiece is placed on the adhering surface of the first workpiece after the glue is applied, and then the first workpiece and the second workpiece which are adhered together are placed in a pressure maintaining device for maintaining pressure so that the first workpiece and the second workpiece are firmly adhered. After the first workpiece is glued, the glue is fed into the pressure maintaining device for pressure maintaining for a period of time, and as the curing characteristic of the glue is changed differently according to the time length, if the time for feeding into the pressure maintaining device for pressure maintaining is later, the adhesive stability of the first workpiece and the second workpiece is easily affected, the poor product is easily caused, and the product quality is reduced. In order to solve the technical problem, the traditional technology adopts a stopwatch to detect time manually, so that the method is relatively mechanical, wastes labor and is easy to confuse and error, and further, the first workpiece and the second workpiece are still sent into a pressure maintaining device for pressure maintaining after exceeding time, and the quality of products is reduced. Disclosure of Invention Aiming at the defects of the prior art, the invention aims to provide the dispensing pressure maintaining system and the pressure maintaining device with the time tracing function, which are used for improving the time tracing accuracy, are simple and reliable in structure, save manpower and improve the product quality. In order to solve the technical problems, the technical scheme includes that the dispensing and pressure maintaining system with the time tracing function comprises a dispensing and pressure maintaining jig, a dispensing device used for applying glue on a sticky surface of a first workpiece on the dispensing and pressure maintaining jig, a pressure maintaining device used for pressing a second workpiece on the first workpiece on the dispensing and pressure maintaining jig, an identity mark is formed on one side of the first workpiece, a first collecting window is formed at a position, corresponding to the identity mark, on the dispensing and pressure maintaining jig, of the dispensing and pressure maintaining system with the time tracing function, the dispensing and pressure maintaining system further comprises a control system, a first collecting unit is arranged on the dispensing device and used for collecting the identity mark on the first workpiece through a first collecting window before or during the glue is applied on the first workpiece and sending the collected identity mark and the first collecting time to the control system, a second collecting unit is arranged on the pressure maintaining device and used for sending the collected identity mark and the second workpiece through the first collecting window to the control system, and the second collecting unit is used for sending the collected identity mark and the second collecting time to the control system before the first collecting time and the second collecting window of the first workpiece are different from the first collecting time to the first collecting window and the first collecting time and the collecting time to the control system, and the collecting time of the first collecting time and the first collecting time of the first collecting window and the first collecting time to the first collecting window are different from the first collecting time to the first collecting time and the first collecting time to the first collecting window and the first collecting time to the identity mark. Further, the control system is further used for controlling the pressure maintaining device to stop working when the identity marks are different or the absolute value of the difference value between the first collecting time and the second collecting time exceeds a preset threshold value. Further, the first workpiece is a metal workpiece, the dispensing pressure maintaining jig comprises a jig table and a workpiece positioning table formed on the jig table, the table top shape of the workpiece positioning table is matched with that of the first workpiece, the workpiece positioning table is provided with a plurality of containing grooves which are distributed at intervals along the length direction of the workpiece positioning table, a magnetic attraction piece for attracti