Dispensing device for LCM production

Abstract

The utility model relates to the technical field of LCM (Liquid Crystal Module) production, in particular to a dispensing device for LCM production, which comprises a supporting mechanism and a dispensing mechanism for dispensing a workpiece, and the dispensing mechanism is fixed above the supporting mechanism. By arranging the dispensing mechanism, when the infrared sensor detects that a workpiece passes, the controller controls the conveyor to continue to run for a period of time and then stop running, at the moment, one side of the workpiece makes contact with the stop lever, the first electric push rod is started, and the first electric push rod extends to drive the lifting rod and the movable rod to descend to be flush with the stop lever; then, a second electric push rod extends to drive a movable rod to move, the movable rod moves to fix the other side of the workpiece, after the workpiece is fixed, a fourth electric push rod extends to drive a dispensing head to descend, the dispensing head descends to dispense the workpiece, and after dispensing is completed, a lifting rod, the movable rod and the dispensing head are controlled to return to original positions. The third electric push rod retracts to drive the lifting frame and the stop lever to ascend, and then the conveyor continues to operate to drive the workpiece to move.

Description

Technical Field

[0001] The utility model relates to the technical field of LCM module production, in particular to a glue dispensing device for LCM production. Background Art

[0002] LCM (LCD Module) is an LCD display module or liquid crystal module, which refers to a component that assembles liquid crystal display devices, connectors, peripheral circuits such as control and drive, PCB circuit boards, backlight sources, structural parts, etc.

[0003] Announcement No. (CN215030616U) discloses a LCM production and processing dispensing device. When dispensing operation is required, the parts that need to be dispensed are first placed on all fixtures, and then the driving mechanism and the dispensing gun are started to dispense glue to a part. In the next step, the first motor is started to move the part that has completed dispensing to outside the active range of the dispensing gun, and an undispensed part is moved into the active range of the dispensing gun. After that, the dispensing gun and the driving mechanism are started again to perform the next dispensing. While performing the dispensing operation, the parts that have completed dispensing can be removed and replaced. When the above device is dispensing, the staff needs to constantly disassemble and assemble the dispensing parts. After a long time, the staff easily feel tired, and it needs to be improved. Utility Model Content

[0004] The purpose of the utility model is to provide a glue dispensing device for LCM production in order to solve the above problems.

[0005] The utility model achieves the above-mentioned purpose through the following technical solutions:

[0006] A glue dispensing device for LCM production includes a support mechanism and a glue dispensing mechanism for dispensing glue on a workpiece, wherein the glue dispensing mechanism is fixed above the support mechanism;

[0007] The dispensing mechanism includes a conveyor, a controller fixed at the front of the conveyor, a fixing assembly installed above the conveyor, a fixing frame installed on the conveyor, a fourth electric push rod installed below the fixing frame, a dispensing head fixed below the fourth electric push rod, the fixing assembly includes a fixing rod, a limit plate installed at one end of the fixing rod, a first fixing seat installed above the limit plate, a fixing plate installed on the side of the first fixing seat, an infrared sensor installed below the fixing plate, a first electric push rod installed on the first fixing seat, a lifting rod fixed below the first electric push rod, a second electric push rod fixed on the side of the lifting rod, a movable rod fixed at one end of the second electric push rod away from the lifting rod, a second fixing seat arranged on one side of the first fixing seat, a third electric push rod installed on the second fixing seat, a lifting frame fixed below the third electric push rod, and a stop rod fixed below the lifting frame.

[0008] Preferably, the support mechanism comprises a support plate, and the support rod is fixed above the support plate.

[0009] Preferably, a detection mechanism is installed on the dispensing mechanism, the detection mechanism includes a mounting block, the pressure sensor is fixed on the side of the mounting block, and the extrusion rod is fixed on the side of the pressure sensor away from the mounting block.

[0010] Preferably, the support rod and the support plate are welded, and both are made of stainless steel.

[0011] Preferably, the controller is connected to the conveyor by bolts, and the fixing plate is welded to the first fixing seat.

[0012] Preferably, the mounting block is in the shape of a cylinder, and the pressure sensor is connected to the mounting block by bolts.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] By setting the dispensing mechanism, when using the device, start the conveyor, place the workpiece between the two limit plates, and the conveyor runs to drive the workpiece to move. When the infrared sensor detects that the workpiece has passed, the controller controls the conveyor to continue running for a period of time and then stops running. At this time, one side of the workpiece contacts the stop rod, and the first electric push rod is started. The first electric push rod is extended to drive the lifting rod and the movable rod to descend and be flush with the stop rod. Then the second electric push rod is extended to drive the movable rod to move. The movable rod moves to fix the other side of the workpiece. After the workpiece is fixed, the fourth electric push rod is extended to drive the dispensing head to descend. The dispensing head descends to dispense glue to the workpiece. After the dispensing is completed, the lifting rod, the movable rod and the dispensing head are controlled to return to their original positions. The third electric push rod is retracted to drive the lifting frame and the stop rod to rise. Then the conveyor continues to run to drive the workpiece to move. No staff assistance is required during the dispensing of the workpiece, which effectively reduces the workload of personnel. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0016] Figure 1 It is a structural schematic diagram of a glue dispensing device for LCM production described in the utility model;

[0017] Figure 2 This is a front view of a glue dispensing device for LCM production described in the utility model;

[0018] Figure 3It is an enlarged front view of the first fixing seat in the glue dispensing device for LCM production described in the utility model;

[0019] Figure 4 It is an enlarged structural schematic diagram of a first fixing seat in a glue dispensing device for LCM production described in the utility model;

[0020] Figure 5 It is an enlarged structural schematic diagram of a second fixing seat in a glue dispensing device for LCM production described in the utility model.

[0021] The following are the descriptions of the reference numerals:

[0022] 1. Support mechanism; 101. Support plate; 102. Support rod; 2. Glue dispensing mechanism; 201. Conveyor; 202. Controller; 203. Fixed rod; 204. Limit plate; 205. First fixed seat; 206. Fixed plate; 207. Infrared sensor; 208. First electric push rod; 209. Lifting rod; 210. Second electric push rod; 211. Movable rod; 212. Second fixed seat; 213. Third electric push rod; 214. Lifting frame; 215. Stop rod; 216. Fixed frame; 217. Fourth electric push rod; 218. Glue dispensing head; 3. Detection mechanism; 301. Mounting block; 302. Pressure sensor; 303. Extrusion rod. DETAILED DESCRIPTION

[0023] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0025] The utility model is further described below in conjunction with the accompanying drawings:

[0026] like Figure 1-Figure 5 As shown, a glue dispensing device for LCM production includes a supporting mechanism 1 and a glue dispensing mechanism 2 for dispensing glue on a workpiece. The glue dispensing mechanism 2 is fixed above the supporting mechanism 1.

[0027] In the present invention, the support mechanism 1 includes a support plate 101 and a support rod 102, wherein the support rod 102 is fixed above the support plate 101; the support rod 102 is welded to the support plate 101, and both are made of stainless steel; the support plate 101 and the support rod 102 work together to support the upper equipment.

[0028] In the present invention, the dispensing mechanism 2 includes a conveyor 201, a controller 202, a fixed rod 203, a limit plate 204, a first fixed seat 205, a fixed plate 206, an infrared sensor 207, a first electric push rod 208, a lifting rod 209, a second electric push rod 210, a movable rod 211, a second fixed seat 212, a third electric push rod 213, a lifting frame 214, a blocking rod 215, a fixed frame 216, a fourth electric push rod 217, and a dispensing head 218. The controller 202 is fixed to the front of the conveyor 201. The model of the controller 202 is HACH-SC1000. The fixed rod 203 is installed above the conveyor 201. The limit plate 204 is installed on the fixed rod 203 away from the conveyor 201. The first fixed seat 205 is installed above the limit plate 204, the fixed plate 206 is installed on the side of the first fixed seat 205, the infrared sensor 207 is installed below the fixed plate 206, the model of the infrared sensor 207 is E3F-DS30C4, the first electric push rod 208 is installed on the first fixed seat 205, the lifting rod 209 is fixed below the first electric push rod 208, the second electric push rod 210 is fixed on the side of the lifting rod 209, the movable rod 211 is fixed on the end of the second electric push rod 210 away from the lifting rod 209, the second fixed seat 212 is set on one side of the first fixed seat 205, the third electric push rod 213 is installed on the second fixed seat 212, and the lifting frame 214 is fixed on the third electric push rod The stopper 215 is fixed under the lifting frame 214, the fixing frame 216 is installed on the conveyor 201, the fourth electric push rod 217 is installed under the fixing frame 216, and the dispensing head 218 is fixed under the fourth electric push rod 217; the controller 202 is connected to the conveyor 201 by bolts, and the fixing plate 206 is welded to the first fixing seat 205; when using the device, the conveyor 201 is started, and the workpiece is placed between the two limit plates 204. The conveyor 201 drives the workpiece to move when it runs. When the infrared sensor 207 detects that the workpiece passes, the controller 202 controls the conveyor 201 to continue running for a period of time and then stops running. At this time, one side of the workpiece contacts the stopper 215, and the first electric push rod 20 is started. 8. The first electric push rod 208 extends and drives the lifting rod 209 and the movable rod 211 to descend and be flush with the stop rod 215. Then the second electric push rod 210 extends and drives the movable rod 211 to move. The movable rod 211 moves to fix the other side of the workpiece. After the workpiece is fixed, the fourth electric push rod 217 extends and drives the glue dispensing head 218 to descend. The glue dispensing head 218 descends to dispense glue on the workpiece. After the glue dispensing is completed, the lifting rod 209, the movable rod 211 and the glue dispensing head 218 are controlled to return to their original positions. The third electric push rod 213 contracts and drives the lifting frame 214 and the stop rod 215 to rise. Then the conveyor 201 continues to run and drives the workpiece to move. No staff assistance is required during the workpiece dispensing process, which effectively reduces the workload of personnel.

[0029] In the utility model, a detection mechanism 3 is installed on the dispensing mechanism 2, and the detection mechanism 3 includes a mounting block 301, a pressure sensor 302, and an extrusion rod 303. The pressure sensor 302 is fixed on the side of the mounting block 301, and the pressure sensor 302 model is DYLF-102. The extrusion rod 303 is fixed on the side of the pressure sensor 302 away from the mounting block 301; the mounting block 301 is in the shape of a cylinder, and the pressure sensor 302 is connected to the mounting block 301 by bolts; the pressure sensor 302 can detect the extrusion force exerted on the workpiece. When the extrusion force exerted on the workpiece reaches the set value, the controller 202 controls the second electric push rod 210 to stop running, so as to avoid the situation where the workpiece is damaged due to excessive extrusion force.

[0030] In the above structure: when the device is used, the conveyor 201 is started, and the workpiece is placed between the two limit plates 204. The conveyor 201 is running and drives the workpiece to move. When the infrared sensor 207 detects that the workpiece has passed, the controller 202 controls the conveyor 201 to continue running for a period of time and then stops running. At this time, one side of the workpiece contacts the stop rod 215, and the first electric push rod 208 is started. The first electric push rod 208 extends and drives the lifting rod 209, the movable rod 211 and the extrusion rod 303 to descend and be flush with the stop rod 215. Then the second electric push rod 210 extends and drives the movable rod 211 and the extrusion rod 303 to move. The extrusion rod 303 The other side of the workpiece is moved to fix, and the pressure sensor 302 can detect the extrusion pressure on the workpiece. When the extrusion pressure on the workpiece reaches the set value, the controller 202 controls the second electric push rod 210 to stop running. After the workpiece is fixed, the fourth electric push rod 217 extends to drive the glue dispensing head 218 to descend, and the glue dispensing head 218 descends to dispense glue on the workpiece. After the glue dispensing is completed, the lifting rod 209, the movable rod 211, the extrusion rod 303 and the glue dispensing head 218 are controlled to return to their original positions, and the third electric push rod 213 contracts to drive the lifting frame 214 and the blocking rod 215 to rise, and then the conveyor 201 continues to run to drive the workpiece to move.

[0031] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A glue dispensing device for LCM production, comprising a supporting mechanism (1), characterized in that: It also includes a glue dispensing mechanism (2) for dispensing glue on the workpiece, wherein the glue dispensing mechanism (2) is fixed above the supporting mechanism (1); The dispensing mechanism (2) comprises a conveyor (201), a controller (202) fixed to the front of the conveyor (201), a fixing assembly installed above the conveyor (201), a fixing frame (216) installed on the conveyor (201), a fourth electric push rod (217) installed below the fixing frame (216), a dispensing head (218) fixed below the fourth electric push rod (217), the fixing assembly comprises a fixing rod (203), a limiting plate (204) installed at one end of the fixing rod (203), a first fixing seat (205) installed above the limiting plate (204), a fixing plate (206) installed on the side of the first fixing seat (205), and an infrared sensor (207) The first electric push rod (208) is installed below the fixed plate (206), the first electric push rod (208) is installed on the first fixed seat (205), the lifting rod (209) is fixed below the first electric push rod (208), the second electric push rod (210) is fixed on the side of the lifting rod (209), the movable rod (211) is fixed to the end of the second electric push rod (210) away from the lifting rod (209), the second fixed seat (212) is set on one side of the first fixed seat (205), the third electric push rod (213) is installed on the second fixed seat (212), the lifting frame (214) is fixed below the third electric push rod (213), and the blocking rod (215) is fixed below the lifting frame (214).

2. A glue dispensing device for LCM production according to claim 1, characterized in that: The support mechanism (1) comprises a support plate (101), and a support rod (102) is fixed above the support plate (101).

3. A dispensing device for LCM production according to claim 2, characterized in that: A detection mechanism (3) is installed on the dispensing mechanism (2), and the detection mechanism (3) comprises a mounting block (301), a pressure sensor (302) is fixed on a side of the mounting block (301), and an extrusion rod (303) is fixed on a side of the pressure sensor (302) away from the mounting block (301).

4. The glue dispensing device for LCM production according to claim 2, characterized in that: The support rod (102) and the support plate (101) are welded, and both are made of stainless steel.

5. The glue dispensing device for LCM production according to claim 1, characterized in that: The controller (202) is connected to the conveyor (201) via bolts, and the fixing plate (206) is welded to the first fixing seat (205).

6. The glue dispensing device for LCM production according to claim 3, characterized in that: The mounting block (301) is in the shape of a cylinder, and the pressure sensor (302) is connected to the mounting block (301) via bolts.

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