Material feeding and changing device for PCB patch packaging

Abstract

The utility model discloses a material loading and changing device used for PCB paster packaging, comprising a pedestal, the pedestal is internally provided with a plurality of compartments, and the compartments are internally provided with material trays; a dismounting and mounting assembly is arranged in the base and comprises a transmission shaft, the two ends of the section, located in the compartment, of the transmission shaft are symmetrically sleeved with driving gears, one side of each driving gear is rotationally connected with a connecting sleeve, and the bottom of one connecting sleeve is fixedly connected with a first clamping strip; the bottom of the other connecting sleeve is fixedly connected with a second clamping strip; the top of the connecting sleeve is fixedly connected with a first protruding plate, the middle of the first protruding plate is slidably connected with a limiting shaft, the limiting shaft is fixedly connected with a limiting plate, and the limiting shaft is sleeved with a spring. And through a first clamping strip and a second clamping strip, under the condition that other trays still work, the tray needing to be disassembled can be independently replaced, and the practicability of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to PCB board patch technology field, concretely for a kind of for PCB board patch encapsulation's upper material changing device. BACKGROUND

[0002] Printed circuit board is represented by "PCB", and the patch machine is also called "mounting machine" and "surface mounting system". In the production line, it is configured after the glue dispenser or silk screen printing machine, and is a kind of device that accurately places the surface mounting components on the PCB pad through the movement of the mounting head. Before patching the PCB circuit board, the material disc wound with the material belt needs to be installed in the feeding device. However, during the feeding and material changing process, the feeding and material changing need to be done one by one, which is quite troublesome.

[0003] Publication No. CN221264356U discloses a high-efficiency material changing device for PCB board patch encapsulation, which comprises a base, a baffle and a spacer. The baffle is fixedly installed on the upper surface of the base at the rear, and the spacer is fixedly installed on the upper surface of the base in front of the baffle. The number of spacers is six, and material discs are arranged between the spacers. A rack is movably installed on the opposite side surface of the spacer, and a threaded rod is movably installed on the opposite side surface of the spacer behind the rack. A support is movably installed on the surface of the threaded rod, and a driving motor is fixedly installed on the side surface of the spacer at one end of the base and below. This device can quickly and simultaneously disassemble and replace multiple material discs through the cooperation of the spacer, driving motor, material disc, rack, threaded rod and support. However, this patent still has the following problems in actual use:

[0004] However, in actual production, it is often necessary to individually disassemble and maintain a certain material disc. The above-mentioned device cannot manually replace the material disc individually, and when disassembling a material disc, all material discs will be uncontrollably removed from the installation and fall off, resulting in the scattering of the material belt wound on the material disc, which needs to be reinstalled subsequently, which is quite troublesome, and the device has great limitations.

[0005] A material changing device for PCB board patch encapsulation is proposed to solve the problems mentioned above. UTILITY MODEL CONTENTS

[0006] The utility model discloses a purpose lies in providing a kind of for PCB board patch package's upper material changing device, to solve the above background technology proposed but in the process of actual production, often need a certain tray needs separate disassembly maintenance, the above device not only cannot manually replace alone, and when disassembling a tray, all trays will be unable to control and remove installation and fall, thereby leading to the scattering of material belt wound on tray, subsequent need to be reinstalled, it is more troublesome, leading to this device has the problem of greater limitation.

[0007] To achieve the above object, the utility model provides the following technical scheme: a kind of for PCB board patch package's upper material changing device, including base, the inside of the base is opened with several compartments, the inside of the compartment is installed with tray;

[0008] The inside of the base is provided with dismounting assembly, the dismounting assembly includes a transmission shaft, the transmission shaft is through the inside below of all compartments, and the both ends of the inside section of compartment are symmetrically provided with driving gear, the side away from the side wall of compartment of driving gear is rotatably connected with connecting sleeve, the bottom of the connecting sleeve on the side below one compartment is fixedly connected with first clamping strip, the bottom of the connecting sleeve on the other side below one compartment is fixedly connected with second clamping strip;

[0009] Wherein, the top of the connecting sleeve is fixedly connected with first lug, the middle part of the first lug is slidably connected with limiting shaft, the end away from the first lug of the limiting shaft is fixedly connected with limiting plate, the outside of the limiting shaft is sleeved with spring;

[0010] Wherein, the both sides of the tray are symmetrically provided with rack and transmission gear, the side close to the tray of the transmission gear is fixedly connected with threaded column, the end away from the transmission gear of the threaded column is provided with connecting cap, the middle part of the tray is provided with butt joint shaft, the both ends of the bottom of the butt joint shaft are symmetrically provided with lifting strip, the butt joint shaft is inserted with the connecting cap.

[0011] Preferably, the driving gear is slidably connected with linkage groove opened on the outside of transmission shaft, the first clamping strip and the second clamping strip are buckled connection, the limiting shaft is slidably sleeved on the outside of transmission shaft, the rack is perpendicularly slidably connected with the inner wall of compartment, the transmission gear is rotatably connected with the inner wall of compartment.

[0012] Preferably, the side of the connecting cap is opened with thread groove, the other side of the connecting cap is opened with limiting groove, the top and bottom of the connecting cap are symmetrically fixedly connected with second lug, the middle part of the second lug is slidably connected with suspension column, the suspension column is fixedly connected with the side wall of compartment.

[0013] Preferably, the thread groove is threadedly connected with the threaded column, the limiting groove is inserted with the butt joint shaft.

[0014] Preferably, one end of the lifting strip is fixedly connected with the back inner wall of the compartment, and a groove is formed in the top surface of the other end of the lifting strip, and the groove is matched with the bottom surface of the butt joint shaft.

[0015] Preferably, the middle part of the tray is adhered with a positioning sleeve, and the middle part of the positioning sleeve is rotationally connected with the butt joint shaft.

[0016] Preferably, the rack is meshingly connected with the driving gear, one side of the base is fixedly connected with a servo motor at the bottom, and the output end of the servo motor is fixedly connected with the transmission shaft.

[0017] Compared with the prior art, the beneficial effects of the utility model are as follows: the upper material changing device for PCB patch packaging is provided with first clamping strips and second clamping strips, and the two are buckled to be connected, so that the tray that needs to be disassembled can be replaced alone while other trays are still in working condition, and the practicability of the device is improved.

[0018] 1. The first clamping strip and the second clamping strip are moved at the same time, so that the two are buckled to be connected, the connecting sleeve drives the driving gear to slide along the linkage groove at this time, so that the driving gear is dislocated from the rack, and only in the compartment where the target tray is located, the driving gear is still engaged with the rack, and finally the servo motor is started, so that the tray that needs to be disassembled can be replaced alone while other trays are still in working condition, and the practicability of the device is improved.

[0019] 2. The transmission shaft is rotated by the servo motor, so that the driving gear is rotated and drives the rack to move upwards, and then the transmission gear is rotated and drives the threaded column to rotate and moves the connecting cap horizontally, so that the connecting cap is separated from the positioning sleeve, at this time, the lifting strip only holds the butt joint shaft, so that the tray is kept stable, can be directly taken, and when the tray is replaced, the butt joint shaft only needs to be directly placed on the lifting strip, without manual hole alignment and positioning one by one, and the operation is convenient. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a front structure schematic view of the utility model;

[0021] Figure 2 It is Figure 1 It is an enlarged structure schematic view of the middle A;

[0022] Figure 3 It is Figure 1 It is an enlarged structure schematic view of the middle B;

[0023] Figure 4 It is an installation structure schematic view of the first clamping strip and the second clamping strip;

[0024] Figure 5 It is an installation structure schematic view of the lifting strip;

[0025] Figure 6 Figure 1 is a schematic view of the mounting structure of the positioning sleeve.

[0026] In the figure: 1, base; 101, compartment; 102, tray; 2, disassembly assembly; 201, transmission shaft; 202, drive gear; 203, connecting sleeve; 204, linkage groove; 205, first protruding plate; 206, limiting shaft; 207, limiting plate; 208, spring; 209, first clamping strip; 210, second clamping strip; 211, rack; 212, transmission gear; 213, threaded column; 214, connecting cap; 215, second protruding plate; 216, suspension column; 217, threaded groove; 218, limiting groove; 219, positioning sleeve; 220, butt joint shaft; 221, lifting strip; 222, supporting groove; 223, servo motor. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] Please refer to Figure 1 Figure 6 The present application provides a technical scheme: an upper material replacing device for PCB board patch packaging, which comprises a base 1, a plurality of compartments 101 are formed in the inside of the base 1, and a tray 102 is installed in the inside of each compartment 101;

[0029] A disassembly assembly 2 is arranged in the inside of the base 1, the disassembly assembly 2 comprises a transmission shaft 201, the transmission shaft 201 penetrates through the inside of all the compartments 101 from below, and drive gears 202 are symmetrically arranged at the two ends of the part inside the compartment 101, a connecting sleeve 203 is rotationally connected to the side of the drive gear 202 away from the side wall of the compartment 101, a first clamping strip 209 is fixedly connected to the bottom of the connecting sleeve 203 on the side below one compartment 101, and a second clamping strip 210 is fixedly connected to the bottom of the connecting sleeve 203 on the other side below one compartment 101;

[0030] The top of the connecting sleeve 203 is fixedly connected with a first protruding plate 205, the middle of the first protruding plate 205 is slidingly connected with a limiting shaft 206, the end of the limiting shaft 206 away from the first protruding plate 205 is fixedly connected with a limiting plate 207, and a spring 208 is arranged outside the limiting shaft 206; the two ends of the spring 208 are fixedly connected with the limiting plate 207 and the first protruding plate 205 respectively, and the limiting plate 207 is fixedly connected with the inner wall of the back of the compartment 101.

[0031] ​Two sides of the tray 102 are symmetrically provided with a rack 211 and a transmission gear 212, the transmission gear 212 is fixedly connected with a threaded column 213 close to one side of the tray 102, the threaded column 213 is provided with a connecting cap 214 at an end away from the transmission gear 212, the middle part of the tray 102 is provided with a docking shaft 220, the bottom of both ends of the docking shaft 220 is symmetrically provided with a lifting strip 221, and the docking shaft 220 is inserted with the connecting cap 214.

[0032] The driving gear 202 is slidingly connected with a linkage groove 204 opened in the outer side of the transmission shaft 201, the first clamping strip 209 and the second clamping strip 210 are buckled and connected, the limiting shaft 206 is slidingly sleeved on the outside of the transmission shaft 201, the rack 211 is slidingly connected with the inner wall of the compartment 101 perpendicularly, and the transmission gear 212 is rotationally connected with the inner wall of the compartment 101.

[0033] The connecting cap 214 is provided with a threaded groove 217 on one side, the other side of the connecting cap 214 is provided with a limiting groove 218, the top and bottom of the connecting cap 214 are symmetrically fixedly connected with a second lug plate 215, the middle part of the second lug plate 215 is slidingly connected with a hanging column 216, and the hanging column 216 is fixedly connected with the side wall of the compartment 101.

[0034] The threaded groove 217 is threadedly connected with the threaded column 213, and the limiting groove 218 is inserted with the docking shaft 220; the two threaded columns 213 of the same compartment 101 are opposite in threaded direction.

[0035] One end of the lifting strip 221 is fixedly connected with the back inner wall of the compartment 101, the other end of the lifting strip 221 is provided with a toting groove 222 on the top surface, the toting groove 222 is attached to the bottom surface of the docking shaft 220; the arc surface radius of the toting groove 222 is the same as the radius of the docking shaft 220.

[0036] The middle part of the tray 102 is adhered with a positioning sleeve 219, and the middle part of the positioning sleeve 219 is rotationally connected with the docking shaft 220; the positioning sleeve 219 is connected with the tray 102 through dissolvable glue, and after the glue is dissolved by using a dissolving agent, the positioning sleeve 219 can be disassembled and reused.

[0037] The rack 211 is meshingly connected with the driving gear 202, one side of the base 1 is fixedly connected with a servo motor 223 at the bottom, and the output end of the servo motor 223 is fixedly connected with the transmission shaft 201.

[0038] Working principle: before using the upper material changing device for PCB patch packaging, it is necessary to check the overall situation of the device, to determine that it can work normally, according to the Figure 1 - Figure 6When all the trays 102 need to be collectively disassembled, the transmission shaft 201 is rotated by starting the servo motor 223, so that the drive gear 202 is rotated and drives the rack 211 to move upwards, thereby rotating the transmission gear 212 and the threaded column 213, at this time, the connecting cap 214 moves along the suspension column 216 and gradually extends into the threaded groove 217, thereby separating the connecting cap 214 from the positioning sleeve 219, at this time, the lifting bar 221 holds the butt joint shaft 220, so that the tray 102 is kept stable, and when replacing the tray 102, only the butt joint shaft 220 needs to be placed on the lifting bar 221, without manually aligning one by one, which is convenient to operate;

[0039] When a tray 102 needs to be individually disassembled, only the first clamping bar 209 and the second clamping bar 210 need to be moved at the same time to make the two buckle connections, at this time, the connecting sleeve 203 drives the drive gear 202 to slide along the linkage groove 204, so that the drive gear 202 is out of position with the rack 211, and only in the compartment 101 where the target tray 102 is located, the drive gear 202 is still engaged with the rack 211, finally, starting the servo motor 223 can replace the tray 102 that needs to be disassembled under the condition that other trays 102 are still in working condition, thereby increasing the practicability of the device.

[0040] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A material changing device for PCB board surface mount packaging, comprising a base (1), wherein the base (1) has a plurality of compartments (101) inside, and a material tray (102) is installed inside the compartments (101). Its features are, Also includes: The base (1) is provided with a disassembly assembly (2) inside. The disassembly assembly (2) includes a drive shaft (201). The drive shaft (201) passes through the lower interior of all compartments (101). Drive gears (202) are symmetrically sleeved at both ends of a section inside the compartment (101). A connecting sleeve (203) is rotatably connected to the side of the drive gear (202) away from the side wall of the compartment (101). A first locking strip (209) is fixedly connected to the bottom of the connecting sleeve (203) located on one side below a compartment (101). A second locking strip (210) is fixedly connected to the bottom of the connecting sleeve (203) located on the other side below a compartment (101). The top of the connecting sleeve (203) is fixedly connected to a first protruding plate (205), the middle part of the first protruding plate (205) is slidably connected to a limiting shaft (206), the end of the limiting shaft (206) away from the first protruding plate (205) is fixedly connected to a limiting plate (207), and a spring (208) is sleeved on the outside of the limiting shaft (206). The material tray (102) is symmetrically provided with racks (211) and transmission gears (212) on both sides. A threaded post (213) is fixedly connected to the side of the transmission gear (212) near the material tray (102). A connecting cap (214) is provided at the end of the threaded post (213) away from the transmission gear (212). A docking shaft (220) is provided in the middle of the material tray (102). A lifting strip (221) is symmetrically provided at the bottom of both ends of the docking shaft (220). The docking shaft (220) is inserted into the connecting cap (214).

2. The material changing device for PCB board surface mount packaging according to claim 1, characterized in that: The drive gear (202) is slidably connected to a linkage groove (204) opened on the outside of the transmission shaft (201). The first locking bar (209) and the second locking bar (210) are snapped together. The limiting shaft (206) is slidably sleeved on the outside of the transmission shaft (201). The rack (211) is slidably connected to the inner wall of the compartment (101) perpendicularly. The transmission gear (212) is rotatably connected to the inner wall of the compartment (101).

3. The material changing device for PCB board surface mount packaging according to claim 1, characterized in that: The connecting cap (214) has a threaded groove (217) on one side and a limiting groove (218) on the other side. The top and bottom of the connecting cap (214) are symmetrically fixedly connected with a second convex plate (215). The middle part of the second convex plate (215) is slidably connected with a suspension column (216). The suspension column (216) is fixedly connected to the side wall of the compartment (101).

4. The material changing device for PCB board surface mount packaging according to claim 3, characterized in that: The threaded groove (217) is threadedly connected to the threaded post (213), and the limiting groove (218) is inserted into the mating shaft (220).

5. The material changing device for PCB board surface mount packaging according to claim 1, characterized in that: One end of the lifting strip (221) is fixedly connected to the inner wall of the back side of the compartment (101), and the other end of the lifting strip (221) has a groove (222) on its top surface, which is in contact with the bottom surface of the docking shaft (220).

6. The material changing device for PCB board surface mount packaging according to claim 1, characterized in that: A positioning sleeve (219) is attached to the middle of the tray (102), and the middle of the positioning sleeve (219) is rotatably connected to the docking shaft (220).

7. The material changing device for PCB board surface mount packaging according to claim 1, characterized in that: The rack (211) meshes with the drive gear (202), and a servo motor (223) is fixedly connected to one side bottom of the base (1). The output end of the servo motor (223) is fixedly connected to the transmission shaft (201).

Images