CN221598566U - Automatic chip mounter for PCB (printed circuit board) - Google Patents

Abstract

The utility model discloses an automatic PCB (printed circuit board) surface mounting machine, which comprises a positioning mechanism, a supporting motor and an internal clamping motor, wherein the supporting motor and the internal clamping motor are arranged at the bottom of the positioning mechanism, the surface mounting mechanism is arranged at the top of the positioning mechanism, a lifting motor, a translation motor and a rotating motor are arranged at the outer side of the top of the surface mounting mechanism, the positioning mechanism comprises a clamping workbench, a motor support is fixedly arranged at the bottom of the clamping workbench, supporting columns are symmetrically arranged at the top of the motor support, the top of each supporting column is fixedly connected with a supporting plate, the supporting motor is fixedly arranged at the bottom center of the motor support, the output end of each supporting motor is fixedly connected with a supporting threaded rod, the supporting motor can be used for driving the supporting platform to lift and move by virtue of the supporting motor, the printed circuit board can be conveniently ejected out, the printed circuit board can be conveniently taken out, and the printed circuit board can be supported by utilizing a supporting pad, and the phenomenon of breakage and damage of the printed circuit board can be avoided.

Description

Automatic chip mounter for PCB (printed circuit board)

Technical Field

The utility model relates to the technical field of printed circuit board chip mounters, in particular to an automatic PCB chip mounter.

Background

The chip mounter is also called a "mounting machine" and a "surface mounting system", and in a production line, the chip mounter is arranged behind a dispensing machine or a screen printer, and is equipment for accurately placing surface mounting components on a PCB bonding pad by moving a mounting head, and the chip mounter is divided into a manual type and a full-automatic type, so that the existing mechanical seal is various in mounting use, the suction head of the chip mounter is inconvenient to replace during operation, the working efficiency is reduced, and a certain adverse effect is brought to the use process of people.

Publication number CN 215268947U discloses an automatic chip mounter of printed circuit board, through being provided with the cushion in the inside of placing the platform, place the cushion with the circuit board on, can be like this in the subsides of mounting head carrying out the in-process of dress produce the impact force can obtain the buffering under the protection of cushion, so as to guarantee the integrality of circuit board, improve the qualification rate of product, the apex angle structure setting through four placing the platform simultaneously can guarantee the position relative fixation of circuit board, the accurate positioning action of combining the locating head can guarantee the mounting effect of circuit board, through the interval between the drive screw adjustment chip mounter body, then realize the adjustment to the distance between two loading boards with the help of telescopic connecting rod, and then realize that the whole subsides clamping of circuit board that can adapt to the circuit board of more size width is held fixedly, the preliminary length adjustment that combines the regulation locking lever and the adjustable precision adjustment of adjusting spring, can guarantee the circuit board size scope greatly increased that the circuit board loading structure can adapt to, and then improve the practicality of chip mounter, but this patent still has following problem in the in-process of actual use:

This automatic chip mounter of printed circuit board can not carry out corresponding regulation according to printed circuit board's size thickness and size when carrying out the paster of printed circuit board, although place the circuit board through setting up circuit board carrier mechanism, nevertheless because there is certain thickness in the bottom of placing the platform, when carrying out the centre gripping fixed to the printed circuit board, the bottom of printed circuit board is in unsettled device, when carrying out the paster of printed circuit board, because the bottom of printed circuit board does not have corresponding support, cause the damaged phenomenon of buckling of printed circuit board very easily, the device does not set up corresponding suction head simultaneously and adsorbs the paster components and parts of different specifications, make the chip mounter receive certain restriction.

The automatic chip mounter for the PCB is provided so as to solve the problems provided in the prior art.

Disclosure of utility model

The utility model aims to provide an automatic PCB (printed circuit board) chip mounter, which is used for solving the problems that the automatic PCB chip mounter cannot be correspondingly adjusted according to the size and the thickness of a printed circuit board when the PCB chip mounter is used for mounting the PCB, and the PCB chip mounter is limited in use because the PCB carrier mechanism is arranged to place the PCB, the bottom of the PCB is in a suspended device when the PCB is clamped and fixed due to a certain thickness at the bottom of the placement table, and the bottom of the PCB is not correspondingly supported when the PCB chip mounter is used for mounting the PCB, so that bending and breakage of the PCB are easy to occur, and meanwhile, the PCB chip mounter is not provided with corresponding suction heads to adsorb chip mounting components with different specifications.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the PCB automatic chip mounter comprises a positioning mechanism, a supporting motor and an internal clamping motor, wherein the supporting motor and the internal clamping motor are arranged at the bottom of the positioning mechanism;

The top of the positioning mechanism is provided with a patch mechanism, and the outer side of the top of the patch mechanism is provided with a lifting motor, a translation motor and a rotation motor;

Further comprises:

The positioning mechanism comprises a clamping workbench, a motor bracket is fixedly arranged at the bottom of the clamping workbench, and supporting columns are symmetrically arranged at the top of the motor bracket;

The top of the support column is fixedly connected with a support plate, and the support motor is fixedly arranged at the bottom center of the motor bracket;

The output end of the supporting motor is fixedly connected with a supporting threaded rod, and the middle part of the supporting threaded rod is connected with a supporting threaded sleeve in a threaded manner.

Preferably, the outside fixedly connected with linking bridge of support thread bush, the top bilateral symmetry of linking bridge installs the support slide bar, the top fixedly connected with supporting platform of support slide bar, supporting platform's top is provided with the support backing plate, centre gripping motor fixed mounting is in the inside one side of centre gripping workstation.

Preferably, the output end of the clamping motor is fixedly connected with a chain wheel transmission assembly, two ends of the chain wheel transmission assembly are symmetrically connected with clamping threaded rods, two ends of the clamping threaded rods are symmetrically connected with clamping threaded sleeves in a threaded manner, and a bottom clamping block is fixedly connected between the clamping threaded sleeves.

Preferably, vertical sliding grooves are symmetrically formed in two sides of the bottom clamping blocks, vertical spring assemblies are fixedly mounted in the vertical sliding grooves, vertical sliding rods are fixedly connected to the tops of the vertical spring assemblies, top clamping blocks are fixedly connected to the tops of the vertical sliding rods, lifting handles are fixedly mounted in the center positions of the tops of the top clamping blocks, and a plurality of transverse spring assemblies are fixedly mounted in the inner sides of the bottom clamping blocks.

Preferably, the paster mechanism comprises a paster support, the lifting motor is fixedly arranged on one side of the top of the paster support, the output end of the lifting motor is fixedly connected with a bevel gear transmission assembly, lifting threaded rods are symmetrically connected to two sides of the bottom of the bevel gear transmission assembly, lifting threaded sleeves are connected to the middle threads of the lifting threaded rods, and a translation support is fixedly connected between the lifting threaded sleeves.

Preferably, the translation motor is fixedly arranged on one side of the middle part of the translation bracket, the output end of the translation motor is fixedly connected with a translation threaded rod, the middle part of the translation threaded rod is in threaded connection with a translation threaded sleeve, the bottom of the translation threaded sleeve is fixedly connected with a fixing base, and the rotation motor is fixedly arranged on one side of the fixing base.

Preferably, the output end of the rotating motor is fixedly connected with a rotating gear, one side of the rotating gear is connected with a meshing toothed ring in a meshing manner, the bottom of the meshing toothed ring is fixedly connected with a suction head rotating seat, the bottom of the suction head rotating seat is provided with a plurality of suction head bodies, and the meshing toothed ring is rotationally connected with a fixed base.

Compared with the prior art, the utility model has the beneficial effects that: this automatic chip mounter of PCB board not only can utilize supporting motor to drive supporting platform and go up and down to remove through setting up positioning mechanism, is convenient for with the printed circuit board top take, supports the printed circuit board of equidimension not through changing not unidimensional supporting pad simultaneously, can not only utilize elevating motor to make the lift thread bush drive translation support reciprocate through setting up the paster mechanism, utilizes the translation motor to realize unable adjustment base's longitudinal movement simultaneously, utilizes the rotation motor to realize the rotation of suction head rotation seat, its specific content is as follows:

1. The supporting platform is driven to move up and down by the aid of the supporting motor, the printed circuit board is conveniently ejected out, the top of the printed circuit board is conveniently taken, the printed circuit board is supported by the supporting base plate, breakage and damage of the printed circuit board are avoided, meanwhile, the printed circuit board with different sizes is supported by replacing the supporting base plate with different sizes, the clamping motor is used for driving the chain wheel transmission assembly and the clamping threaded rod to rotate, the clamping threaded sleeve drives the bottom clamping block to move relatively, the printed circuit board is clamped and fixed, the top clamping block can be pulled by the aid of the vertical spring assembly to clamp and fix the printed circuit board with different thicknesses, the two sides of the printed circuit board are buffered by the aid of the transverse spring assembly, and damage of the printed circuit board due to overlarge clamping force is avoided;

2. Through setting up paster mechanism not only can utilize elevator motor to drive helical gear drive assembly and lift threaded rod rotation, make lift thread bush drive translation support reciprocate, utilize the translation motor to realize unable adjustment base's longitudinal movement simultaneously, utilize the rotation that the rotation motor can realize the suction head and rotate the seat to switch the suction head body, thereby adapt to the paster components and parts of different specifications.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic view of a three-dimensional structure of a support platform according to the present utility model;

FIG. 3 is a schematic view of a three-dimensional structure of a sprocket drive assembly according to the present utility model;

FIG. 4 shows a bottom clamping block according to the utility model schematic cross-sectional three-dimensional structure;

FIG. 5 is a schematic view of a three-dimensional structure of a patch mechanism according to the present utility model;

FIG. 6 shows a suction head according to the utility model a three-dimensional structure schematic diagram of the rotating seat.

In the figure: 1. a positioning mechanism; 101. clamping a workbench; 102. a motor bracket; 103. a support column; 104. a support plate; 105. supporting a motor; 106. supporting a threaded rod; 107. supporting the threaded sleeve; 108. a connecting bracket; 109. supporting the sliding rod; 110. a support platform; 111. a support backing plate; 112. clamping the motor; 113. a sprocket drive assembly; 114. clamping the threaded rod; 115. clamping the threaded sleeve; 116. a bottom clamping block; 117. a vertical chute; 118. a vertical spring assembly; 119. a vertical sliding rod; 120. a top clamp block; 121. a lifting handle; 122. a transverse spring assembly; 2. a patch mechanism; 201. a patch support; 202. a lifting motor; 203. a helical gear drive assembly; 204. lifting the threaded rod; 205. lifting the threaded sleeve; 206. translating the bracket; 207. a translation motor; 208. translating the threaded rod; 209. translating the threaded sleeve; 210. a fixed base; 211. a rotating motor; 212. rotating the gear; 213. engaging the toothed ring; 214. a suction head rotating seat; 215. a suction head body.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the present utility model provides the following technical solutions: the automatic PCB board chip mounter comprises a positioning mechanism 1, and a supporting motor 105 and an internal clamping motor 112 which are arranged at the bottom of the positioning mechanism 1, wherein the top of the positioning mechanism 1 is provided with a chip mounting mechanism 2, the outer side of the top of the chip mounting mechanism 2 is provided with a lifting motor 202, a translation motor 207 and a rotating motor 211, the positioning mechanism 1 comprises a clamping workbench 101, a motor bracket 102 is fixedly arranged at the bottom of the clamping workbench 101, a supporting column 103 is symmetrically arranged at the top of the motor bracket 102, wherein the top of the supporting column 103 is fixedly connected with a supporting plate 104, the supporting motor 105 is fixedly arranged at the bottom center of the motor bracket 102, the output end of the supporting motor 105 is fixedly connected with a supporting threaded rod 106, the middle of the supporting threaded rod 106 is in threaded connection with a supporting threaded sleeve 107, the outer side of the supporting threaded sleeve 107 is fixedly connected with a connecting bracket 108, the two sides of the top of the connecting bracket 108 are symmetrically arranged with supporting sliding rods 109, the top of the supporting sliding rod 109 is fixedly connected with a supporting platform 110, the top of the supporting platform 110 is provided with a supporting pad 111, the clamping motor 112 is fixedly arranged at one side of the inside of the clamping workbench 101, the output end of the clamping motor 112 is fixedly connected with a supporting assembly 113, the two ends of the supporting motor 112 are symmetrically arranged at the top of the supporting plate 113, the two ends of the supporting plate 114 are fixedly connected with a vertical sliding groove 116, two ends of the vertical sliding groove 116 are fixedly connected with the vertical sliding groove 116, the top of the vertical sliding groove 116 is fixedly connected with the vertical sliding groove 116, the vertical sliding groove 116 is fixedly connected with the two ends of the vertical sliding groove 116, and the vertical sliding groove 116 is fixedly connected with the top of the vertical sliding groove 116, the lifting handle 121 is fixedly arranged at the center of the top clamping block 120, a plurality of transverse spring assemblies 122 are fixedly arranged on the inner side of the bottom clamping block 116, the supporting platform 110 can be driven to move up and down by the aid of the supporting motor 105 through the positioning mechanism 1, the printed circuit boards are conveniently ejected out, the printed circuit boards are conveniently taken out, the printed circuit boards are supported by the aid of the supporting base plates 111, breakage and damage of the printed circuit boards are avoided, meanwhile, the printed circuit boards with different sizes are supported by the aid of the supporting base plates 111 with different sizes, the clamping motor 112 drives the sprocket transmission assembly 113 and the clamping threaded rod 114 to rotate, and the clamping threaded sleeve 115 drives the bottom clamping block 116 to move relatively, so that the printed circuit boards are clamped and fixed.

The patch mechanism 2 comprises a patch support 201, a lifting motor 202 is fixedly arranged on one side of the top of the patch support 201, a bevel gear transmission assembly 203 is fixedly connected to the output end of the lifting motor 202, a lifting threaded rod 204 is symmetrically connected to one side of the bottom of the bevel gear transmission assembly 203, lifting threaded rods 204 are fixedly connected to the middle of the lifting threaded rod 204, lifting threaded sleeves 205 are fixedly connected to the middle of the lifting threaded rod 205, a translation support 206 is fixedly connected between the two lifting threaded sleeves 205, a translation motor 207 is fixedly arranged on one side of the middle of the translation support 206, a translation threaded rod 208 is fixedly connected to the output end of the translation threaded rod 209, a fixed base 210 is fixedly connected to the bottom of the translation threaded sleeve 209, a rotating gear 212 is fixedly connected to one side of the rotating motor 211 in a meshed mode, a meshed toothed ring 213 is fixedly connected to a suction head rotating seat 214, a plurality of bodies 215 are arranged at the bottom of the suction head rotating seat 214, the meshed toothed ring 213 is in rotary mode with the fixed base 210, the lifting threaded rod 205 is enabled to rotate through the aid of the lifting motor 202, the lifting threaded rod 203 and the lifting threaded rod 208 is enabled to rotate, the lifting threaded rod 205 is enabled to move up and down, the suction head 206 can be enabled to move up and down, and simultaneously, the suction head can be adjusted to the size by means of the device can be adjusted to the rotation by means of the rotation of the device, and the device can be simultaneously rotated by the rotation of the bodies, and the device can be adjusted by the rotation of the lifting motor, and the fixed base, and the device can be different to the device.

Working principle: before the automatic PCB board surface mounting machine is used, the whole situation of the device needs to be checked firstly, normal work can be carried out, according to the requirements of fig. 1-6, corresponding support base plates 111 are selected according to the size of printed circuit boards, the printed circuit boards are placed at the tops of the support base plates 111, a support motor 105 is started to drive a support threaded rod 106 to rotate, a support threaded sleeve 107 drives a connecting bracket 108 and a support sliding rod 109 to move up and down, the printed circuit boards are moved to the surface of a clamping workbench 101 by utilizing a support platform 110 and the support base plates 111, secondly, a clamping motor 112 is started to drive a sprocket transmission assembly 113 and a clamping threaded rod 114 to rotate, the threads on the clamping threaded rod 114 are symmetrically arranged, relative movement of two clamping threaded sleeves 115 can be achieved, the clamping threaded sleeves 115 drive a bottom clamping block 116 to move relatively, a transverse spring assembly 122 is used for carrying out buffer action on two sides of the printed circuit boards, and finally, a lifting motor 202 is started to drive a transmission assembly 203 and a lifting 204 to rotate under the action of a vertical spring assembly 118, a lifting threaded sleeve 205 drives a helical gear assembly 205 to move up and down, a bracket 207 drives a threaded rod 208 to rotate, and a threaded rod 212 is meshed with a rotating base plate 212 to rotate, and a rotating base plate 212 is meshed with a rotating seat 212 to rotate, so that the rotating and the rotating seat 212 is not meshed with a rotating seat 212.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The automatic PCB chip mounter comprises a positioning mechanism (1), a supporting motor (105) and an internal clamping motor (112), wherein the supporting motor (105) and the internal clamping motor (112) are arranged at the bottom of the positioning mechanism (1);

   A patch mechanism (2) is arranged at the top of the positioning mechanism (1), and a lifting motor (202), a translation motor (207) and a rotation motor (211) are arranged at the outer side of the top of the patch mechanism (2);

   Characterized by further comprising:

   The positioning mechanism (1) comprises a clamping workbench (101), a motor bracket (102) is fixedly arranged at the bottom of the clamping workbench (101), and supporting columns (103) are symmetrically arranged at the top of the motor bracket (102);

   The top of the support column (103) is fixedly connected with a support plate (104), and the support motor (105) is fixedly arranged at the bottom center of the motor bracket (102);

   The output end of the supporting motor (105) is fixedly connected with a supporting threaded rod (106), and the middle part of the supporting threaded rod (106) is in threaded connection with a supporting threaded sleeve (107).
2. 2. The automated PCB placement machine of claim 1, wherein: the outside fixedly connected with linking bridge (108) of support thread bush (107), support slide bar (109) are installed to the top bilateral symmetry of linking bridge (108), the top fixedly connected with supporting platform (110) of support slide bar (109), the top of supporting platform (110) is provided with support backing plate (111), centre gripping motor (112) fixed mounting is in inside one side of centre gripping workstation (101).
3. 3. The automated PCB placement machine of claim 2, wherein: the novel clamping motor is characterized in that the output end of the clamping motor (112) is fixedly connected with a chain wheel transmission assembly (113), two ends of the chain wheel transmission assembly (113) are symmetrically connected with clamping threaded rods (114), two ends of the clamping threaded rods (114) are symmetrically connected with clamping threaded sleeves (115) in a threaded manner, and a bottom clamping block (116) is fixedly connected between the two clamping threaded sleeves (115).
4. 4. The automated PCB placement machine of claim 3, wherein: vertical spout (117) have been seted up to the inside bilateral symmetry of bottom clamp splice (116), the inside fixed mounting of vertical spout (117) has vertical spring assembly (118), the top fixedly connected with vertical slide bar (119) of vertical spring assembly (118), the top fixedly connected with top clamp splice (120) of vertical slide bar (119), the top central point of top clamp splice (120) puts fixed mounting and has lifting handle (121), the inboard fixed mounting of bottom clamp splice (116) has a plurality of transverse spring assemblies (122).
5. 5. The automated PCB placement machine of claim 1, wherein: the patch mechanism (2) comprises a patch support (201), a lifting motor (202) is fixedly arranged on one side of the top of the patch support (201), a bevel gear transmission assembly (203) is fixedly connected to the output end of the lifting motor (202), lifting threaded rods (204) are symmetrically connected to the two sides of the bottom of the bevel gear transmission assembly (203), lifting threaded sleeves (205) are connected to the middle threads of the lifting threaded rods (204), and a translation support (206) is fixedly connected between the lifting threaded sleeves (205).
6. 6. The automated PCB placement machine of claim 5, wherein: translation motor (207) fixed mounting is in middle part one side of translation support (206), the output fixedly connected with translation threaded rod (208) of translation motor (207), the middle part threaded connection of translation threaded rod (208) has translation thread bush (209), the bottom fixedly connected with unable adjustment base (210) of translation thread bush (209), rotate one side at unable adjustment base (210) of motor (211) fixed mounting.
7. 7. The automated PCB placement machine of claim 6, wherein: the automatic suction head cleaning device is characterized in that the output end of the rotating motor (211) is fixedly connected with a rotating gear (212), one side of the rotating gear (212) is connected with a meshing toothed ring (213) in a meshing mode, the bottom of the meshing toothed ring (213) is fixedly connected with a suction head rotating seat (214), the bottom of the suction head rotating seat (214) is provided with a plurality of suction head bodies (215), and the meshing toothed ring (213) is rotationally connected with a fixed base (210).