CN217094173U

CN217094173U - Independent adhesive deposite device of XYZ axle

Info

Publication number: CN217094173U
Application number: CN202220053147.7U
Authority: CN
Inventors: 黄雄; 刘卫
Original assignee: Shenzhen Affix Intelligent Technology Co ltd
Current assignee: Shenzhen Affix Intelligent Technology Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-08-02
Anticipated expiration: 2032-01-10

Abstract

The utility model relates to a semiconductor package equipment field indicates an independent adhesive deposite device of XYZ axle especially. The first linear module is in driving connection with the second linear module and drives the second linear module to move along the direction of the X axis of the space; the third linear module is in driving connection with the dispensing assembly and drives the dispensing assembly to move along the Z-axis direction of the space; therefore, the dispensing assembly can realize independent adjustment of XYZ axes; moreover, in this application, the subassembly is glued to point includes gas pitcher, accurate air-vent valve, discernment location CCD, embeds there is the tin cream cylinder of tin cream, and rearmounted control assembly can control accurate air-vent valve and start to the tin cream in the tin cream cylinder drips from the tin cream cylinder and realizes gluing.

Description

Independent adhesive deposite device of XYZ axle

Technical Field

The utility model relates to a semiconductor package equipment field indicates an independent adhesive deposite device of XYZ axle especially.

Background

With the rapid development of scientific technology, semiconductor electronic devices are more and more widely used, and semiconductor diodes, semiconductor triodes, IC packages and the like have higher and higher requirements on the semiconductor electronic devices, so that the production process of the semiconductor electronic devices is more and more strict. In the prior art, a dispensing process needs to be carried out on a material sheet in the production process of a semiconductor device, but in the prior art, manual dispensing is adopted, so that the condition of more tin and less non-uniform tin can easily occur in the production process, and the condition of scrapping of batch products is caused; and the production speed of manual dispensing is slow, and the precision is difficult to meet the requirements of customers.

Disclosure of Invention

In order to solve the problem, the utility model provides an independent adhesive deposite device of XYZ axle can realize the automatic point and glue, fix a position, the automated inspection point data is glued to tablet location, automated inspection through discernment location CCD, and the subassembly can be glued to the point simultaneously and the independent adjustment of XYZ axle can be realized.

In order to achieve the above object, the utility model adopts the following technical scheme: an independent XYZ-axis dispensing device comprises a fixed platform, a first linear module, a second linear module, a plurality of third linear modules, a plurality of dispensing assemblies and a frame platform for placing material sheets, wherein the first linear module is fixed on the fixed platform and is in driving connection with the second linear module and drives the second linear module to move along the direction of a space X axis; the third linear module is in driving connection with the dispensing assembly and drives the dispensing assembly to move along the Z-axis direction of the space; the second linear module comprises a Y-axis fixing bottom plate and a plurality of Y-axis servo motors fixed on the Y-axis fixing bottom plate, wherein the first linear module is in driving connection with the Y-axis fixing bottom plate, the output end of each Y-axis servo motor is connected with a Y-axis screw rod, a Y-axis nut is sleeved on each Y-axis screw rod, and the Y-axis nut is connected with the third linear module; the dispensing assembly comprises a gas tank, a precise pressure regulating valve, a recognition and positioning CCD and a solder paste needle cylinder with solder paste arranged inside, wherein the gas tank is communicated with the solder paste needle cylinder through the precise pressure regulating valve, the recognition and positioning CCD is arranged on one side of the solder paste needle cylinder, the third linear module is in driving connection with the recognition and positioning CCD and drives the solder paste needle cylinder to be close to or far away from the frame platform along the Z-axis direction.

Furthermore, first linear module includes X axle linear electric motor, the X axle slide rail that extends along the space X axle, the X axle slider of sliding fit on X axle slide rail, and wherein this X axle linear electric motor is connected with X axle slider drive to make X axle slider remove along X axle slide rail, just X axle linear electric motor and X axle slide rail are fixed to be set up at fixed platform, just Y axle PMKD fixes on X axle slider.

Further, the third linear module comprises a motor fixing bottom plate, a Z-axis servo motor, an eccentric fixing block, a sliding wheel and a Z-axis fixing plate; the motor fixing bottom plate is of an L-shaped structure and comprises a first fixing bottom plate extending along a space Y axis and a second fixing bottom plate extending along a space Z axis, one end of the first fixing bottom plate is fixedly connected with a Y-axis nut, a Z-axis servo motor is fixedly arranged on the surface of the motor fixing plate, a Z-axis slide rail extending along the space Z axis direction is arranged on the surface of the second fixing bottom plate, a Z-axis slide block is arranged on the Z-axis slide rail in a sliding fit mode, the Z-axis fixing plate is fixedly arranged on the Z-axis slide block, and the identification positioning CCD and the tin paste needle cylinder are both arranged on the surface of the Z-axis fixing plate; and the back of the second fixed baseplate is provided with a sliding groove extending along the direction of the X axis of the space, the sliding wheel is assembled in the sliding groove, the output end of the Z-axis servo motor is in driving connection with the eccentric fixed block, the sliding wheel is movably arranged on one side of the eccentric fixed block, the Z-axis servo motor drives the Z-axis fixed plate to move along the Z axis of the space through the sliding wheel, and meanwhile, the sliding wheel moves back and forth along the sliding groove.

The device further comprises a double-axis linear module which is in driving connection with the frame platform and drives the frame platform to move along the direction of the space X, Y axis, wherein the double-axis linear module comprises a fourth linear module and a fifth linear module, the fourth linear module is in driving connection with the fifth linear module and drives the fifth linear module to move along the direction of the space X axis, and the fifth linear module is in driving connection with the frame platform and drives the frame platform to move along the direction vertical to the space Y axis; the fourth linear module comprises a fourth flat plate linear motor and a fourth rotor base, wherein the fourth flat plate linear motor comprises an X-axis stator extending along the X-axis direction of the space and an X-axis rotor arranged above the X-axis stator and moving along the X-axis stator direction, and the fourth rotor base is fixedly arranged on the surface of the X-axis rotor; the fifth linear module comprises a fifth flat linear motor, a fifth rotor base, a guide rail base plate which is fixedly arranged on the surface of the fourth rotor base plate and extends along the Y-axis direction of the space, wherein the fifth flat linear motor comprises a Y-axis stator which extends along the Y-axis direction of the space and is fixedly arranged on the guide rail base plate, a Y-axis rotor which is arranged above the Y-axis stator and moves along the Y-axis stator direction, the fifth rotor base is fixedly arranged on the surface of the Y-axis rotor, and the frame platform is fixedly arranged on the surface of the fifth rotor base plate.

Further, be equipped with a photoelectric sensor on X axle stator one side, and first photoelectric sensor's one end is equipped with first response interface, be equipped with the first response separation blade that corresponds with first photoelectric sensor on the side of fourth active cell base, when fourth active cell base makes the straight line motion that comes and goes along X axle stator direction, first response separation blade can pass first response interface among the first photoelectric sensor, first photoelectric sensor's output is connected with control assembly's input.

Further, be equipped with second photoelectric sensor on guide rail bottom plate one side, and second photoelectric sensor's one end is equipped with second response interface, be equipped with the second response separation blade that corresponds with second photoelectric sensor on the side of fourth active cell base, when fourth active cell base made round trip linear motion along Y axle stator direction, second response separation blade can pass the second response interface among the second photoelectric sensor, second photoelectric sensor's output is connected with control assembly's input.

The dispensing assembly further comprises a first branch input block and a second branch output block, wherein a needle cylinder mounting hole is formed in the surface of the first branch input block, a strip-shaped groove communicated with the mounting hole is formed in the bottom surface of the first branch input block, and a plurality of solder paste output holes penetrating through the second branch output block are formed in the positions, corresponding to the strip-shaped groove, on the surface of the second branch output block; the output end of the solder paste needle cylinder is inserted into the needle cylinder mounting hole of the first branch input block, the second branch output block is fixedly arranged on the bottom surface of the first branch input block, the solder paste output hole is communicated with the strip-shaped groove, an output needle head is arranged in each solder paste output hole, the output needle heads extend out of the second branch output block, and the lengths of the output needle heads extending out of the second branch output block are consistent.

Furthermore, the bottom surface of the second branch output block is provided with a limiting block, and the length of the limiting block is consistent with the length of the output needle extending out of the second branch output block.

The beneficial effects of the utility model reside in that: the first linear module is in driving connection with the second linear module and drives the second linear module to move along the direction of the X axis of the space; the third linear module is in driving connection with the dispensing assembly and drives the dispensing assembly to move along the Z-axis direction of the space; therefore, the dispensing assembly can realize independent adjustment of XYZ axes; in addition, in the application, the dispensing assembly comprises a gas tank, a precise pressure regulating valve, a recognition and positioning CCD and a solder paste needle cylinder with solder paste arranged inside, the post-arranged control assembly can control the precise pressure regulating valve to start, and the solder paste in the solder paste needle cylinder drips out of the solder paste needle cylinder to realize dispensing;

before tin dispensing work, the first linear module, the second linear module and the third linear module are matched with each other to drive the identification and positioning CCD to be located above a material sheet of the frame platform, the material sheet on the frame platform is detected, visual positioning is carried out on the material sheet, and the data are sent to the background control unit; when the dispensing processing of the whole material sheet on the frame platform is finished, the recognition and positioning CCD can detect the material sheet on the frame platform, collect and analyze the size and position data of the tin point and send the data to the background control unit; the background control unit can correspondingly control the parameters of the precise pressure regulating valve according to the collected data, so that the size of the tin point is changed, and the function of automatically adjusting the size of the tin point is realized.

Drawings

Fig. 1 is a schematic perspective view of an independent dispensing device.

Fig. 2 is a side view of the independent dispensing device without the frame platform.

Fig. 3 is a schematic structural view of the assembly of the biaxial linear module and the frame platform.

Fig. 4 is a front view of the first branch input block and the second branch output block after assembly.

Fig. 5 is a top view of the first branch input block and the second branch output block after assembly.

Fig. 6 is a cross-sectional view taken along section line a-a in fig. 5.

The reference numbers illustrate: the dispensing component 1, the identification and positioning CCD11, the solder paste syringe 12, the first branch input block 13, the syringe mounting hole 131, the strip groove 132, the second branch output block 14, the limiting block 141, the solder paste output hole 142, the output needle 15, the fixed platform 2, the first linear module 21, the X-axis linear motor 211, the X-axis slide rail 212, the X-axis slide block 213, the second linear module 22, the Y-axis fixed base plate 221, the Y-axis servo motor 222, the Y-axis screw 223, the Y-axis nut 224, the Y-axis slide rail 225, the Y-axis slide block 226, the third linear module 23, the motor fixed base plate 231, the Z-axis servo motor 232, the eccentric fixed block 233, the sliding wheel 234, the Z-axis fixed plate 235, the biaxial linear module 3, the fourth linear module 31, the X-axis stator 311, the X-axis mover 312, the fourth mover base 313, the first photoelectric sensor 314, the first induction block 315, the fifth linear module 32, the guide rail base plate 321, the second linear module 22, the third linear module 3, the fourth linear module 31, the third linear module, the fourth linear module, the third linear module, the fourth linear module, the third linear module, the fourth linear module, the third linear module, the fourth linear module, the third linear module, the fourth linear module, the third linear module, the fourth linear module, A Y-axis stator 322, a Y-axis mover 323, a second photosensor 324, and a second sensing barrier 325; second mover base 326, frame stage 33, and material sheet 34.

Detailed Description

Referring to fig. 1-6, the present invention relates to an independent XYZ-axis dispensing device, which comprises a fixed platform 2, a first linear module 21, a second linear module 22, a plurality of third linear modules 23, a plurality of dispensing assemblies 1, and a frame platform 33 for placing a material sheet 34, wherein the first linear module 21 is fixed on the fixed platform 2, and wherein the first linear module 21 is connected to the second linear module 22 in a driving manner and drives the second linear module 22 to move along the spatial X-axis direction, and the second linear module 22 is connected to the third linear module 23 in a driving manner and drives the third linear module 23 to move along the spatial Y-axis direction; the third linear module 23 is in driving connection with the dispensing assembly 1 and drives the dispensing assembly 1 to move along the space Z-axis direction; the second linear module 22 comprises a Y-axis fixing bottom plate 221, a plurality of Y-axis servo motors 222 fixed on the Y-axis fixing bottom plate 221, a plurality of Y-axis slide rails 225 fixed on the Y-axis fixing bottom plate 221 and extending along the space Y-axis, and a Y-axis slider 226 slidably arranged on the Y-axis slide rails 225, wherein the first linear module 21 is in driving connection with the Y-axis fixing bottom plate 221, the output end of the Y-axis servo motor 222 is connected with a Y-axis lead screw 223, and a Y-axis nut 224 is sleeved on the Y-axis lead screw 223, wherein the Y-axis nut 224 is connected with the third linear module 23; the dispensing assembly 1 comprises a gas tank, a precise pressure regulating valve, a recognition positioning CCD11 and a solder paste needle cylinder 12 with solder paste arranged inside, wherein the gas tank is communicated with the solder paste needle cylinder 12 through the precise pressure regulating valve, the recognition positioning CCD11 is arranged on one side of the solder paste needle cylinder 12, the third linear module 23 is in driving connection with the recognition positioning CCD11 and drives the solder paste needle cylinder 12 to be close to or far away from the frame platform 33 along the Z-axis direction.

The first straight line module 21 is in driving connection with the second straight line module 22 and drives the second straight line module 22 to move along the direction of the X axis of the space, and the second straight line module 22 is in driving connection with the third straight line module 23 and drives the third straight line module 23 to move along the direction of the Y axis of the space; the third linear module 23 is in driving connection with the dispensing assembly 1 and drives the dispensing assembly 1 to move along the space Z-axis direction; therefore, the dispensing component 1 can realize independent adjustment of XYZ axes; in the present application, the dispensing assembly 1 includes an air tank, a precision pressure regulating valve, an identification and positioning CCD11, and a solder paste syringe 12 with solder paste therein, and the post-positioned control assembly can control the precision pressure regulating valve to start, so that the solder paste in the solder paste syringe 12 can be dripped from the solder paste syringe 12 and dispensing can be realized.

Before the tin soldering operation, the first linear module 21, the second linear module 22 and the third linear module 23 are matched with the drive recognition and positioning CCD11 to be positioned above the material sheet 34 of the frame platform 33, the material sheet 34 on the frame platform 33 is detected, the visual positioning is carried out on the material sheet 34, and the data are sent to the background control unit; when the overall dispensing of the material sheets 34 on the frame platform is completed, the recognition and positioning CCD11 can detect the material sheets 34 on the frame platform 33, collect and analyze the size and position data of the solder dots, and send the data to the background control unit; the background control unit can correspondingly control the parameters of the precise pressure regulating valve according to the collected data, so that the size of the tin point is changed, and the function of automatically adjusting the size of the tin point is realized.

Further, the first linear module 21 includes an X-axis linear motor 211, an X-axis slide rail 212 extending along the spatial X-axis, and an X-axis slider 213 slidably mounted on the X-axis slide rail 212, wherein the X-axis linear motor 211 is drivingly connected to the X-axis slider 213, and the X-axis slider 213 moves along the X-axis slide rail 212, and the X-axis linear motor 211 and the X-axis slide rail 212 are fixedly disposed on the fixed platform 2, and the Y-axis fixed base plate 221 is fixed on the X-axis slider 213; the middle Y-axis fixing bottom plate 221 and the fixing platform 2 both use marble as a substrate, and the stability and the flatness thereof can reach the operation standard.

Further, the third linear module 23 includes a motor fixing base plate 231, a Z-axis servo motor 232, an eccentric fixing block 233, a sliding wheel 234, and a ZZ-axis fixing plate 235; the motor fixing base plate 231 is of an L-shaped structure, the motor fixing base plate 231 comprises a first fixing base plate extending along a space Y axis and a second fixing base plate extending along a space Z axis, one end of the first fixing base plate is fixedly connected to a Y-axis nut 224, the bottom of the first fixing base plate is connected with a Y-axis slider 226, a Z-axis servo motor 232 is fixedly arranged on the surface of the motor fixing plate, a Z-axis slide rail extending along the space Z axis direction is arranged on the surface of the second fixing base plate, a Z-axis slider is arranged on the Z-axis slide rail in a sliding fit mode, a ZZ-axis fixing plate 235 is fixedly arranged on the Z-axis slider, and the identification and positioning CCD11 and the tin paste syringe 12 are both arranged on the surface of the ZZ-axis fixing plate 235; and the back of the second fixed baseplate is provided with a sliding groove extending along the direction of the X axis of the space, the sliding wheel 234 is assembled in the sliding groove, wherein the output end of the Z-axis servo motor 232 is in driving connection with the eccentric fixed block 233, the sliding wheel 234 is movably arranged at one side of the eccentric fixed block 233, the Z-axis servo motor 232 drives the ZZ-axis fixing plate 235 to move along the Z axis of the space through the sliding wheel 234, and meanwhile, the sliding wheel 234 moves back and forth along the sliding groove.

In this embodiment, in order to adjust, identify and position the positions of the CCD11 and the solder paste syringe 12 on the Z axis, the eccentric fixed block 233 is driven to rotate by the Z axis servo motor 232, and the sliding wheel 234 is located on the surface of the eccentric fixed block 233 and is not coaxial with the output shaft of the Z axis servo motor 232, so that the sliding wheel 234 makes a circular track motion, and the sliding wheel 234 can drive the ZZ axis fixing plate 235 to move along the Z axis of the space while making a circular track motion, and at the same time, the sliding wheel 234 moves back and forth along the sliding groove.

Further, the device also comprises a biaxial linear module 3 which is in driving connection with the frame platform 33 and drives the frame platform 33 to move along the direction of the X, Y axis, wherein the biaxial linear module 3 comprises a fourth linear module 31 and a fifth linear module 32, the fourth linear module 31 is in driving connection with the fifth linear module 32 and drives the fifth linear module 32 to move along the direction of the X axis of the space, and the fifth linear module 32 is in driving connection with the frame platform 33 and drives the frame platform 33 to move along the direction perpendicular to the direction of the Y axis of the space; the fourth linear module 31 includes a fourth flat linear motor and a fourth mover base, where the fourth flat linear motor includes an X-axis stator 311 extending along the spatial X-axis direction, and an X-axis mover 312 disposed above the X-axis stator 311 and moving along the X-axis stator 311, and the fourth mover base is fixedly disposed on the surface of the X-axis mover 312; the fifth linear module 32 includes a fifth flat linear motor, a fifth mover base, and a guide rail base 321 fixedly disposed on a surface of the fourth mover base and extending along a spatial Y-axis direction, wherein the fifth flat linear motor includes a Y-axis stator 322 extending along the spatial Y-axis direction and fixedly disposed on the guide rail base 321, and a Y-axis mover 323 disposed above the Y-axis stator 322 and moving along the Y-axis stator 322, the fifth mover base is fixedly disposed on a surface of the Y-axis mover 323, and the frame platform 33 is fixedly disposed on a surface of the fifth mover base.

In this embodiment, the fourth linear module 31 and the fifth linear module 32 are adopted, wherein the fourth linear module 31 is in driving connection with the fifth linear module 32 and drives the fifth linear module 32 to move along the spatial X-axis direction, and the fifth linear module 32 is in driving connection with the frame platform 33 and drives the frame platform 33 to move along the direction perpendicular to the spatial Y-axis direction; therefore, the frame platform 33 can be conveniently driven to move to a designated position, the frame platform 33 can be driven and connected through the biaxial linear module 3, the frame platform 33 is driven to move along the axial direction of the space X, Y, automatic dispensing of the material sheets 34 can be realized by matching with the dispensing assembly 1, and the working efficiency can be greatly improved compared with manual dispensing in the prior art.

Further, a first photoelectric sensor 314 is arranged on one side of the X-axis stator 311, a first sensing interface is arranged at one end of the first photoelectric sensor 314, a first sensing blocking piece 315 corresponding to the first photoelectric sensor 314 is arranged on the side surface of the fourth rotor base 313, when the fourth rotor base 313 makes a reciprocating linear motion along the direction of the X-axis stator 311, the first sensing blocking piece 315 can penetrate through the first sensing interface of the first photoelectric sensor 314, and the output end of the first photoelectric sensor 314 is connected with the input end of the control assembly. Further, a second photoelectric sensor 324 is disposed on one side of the guide rail base plate 321, a second sensing interface is disposed at one end of the second photoelectric sensor 324, a second sensing blocking piece corresponding to the second photoelectric sensor 324 is disposed on a side surface of the fourth rotor base 313, when the fourth rotor base 313 makes a reciprocating linear motion along the Y-axis stator 322 direction, the second sensing blocking piece passes through the second sensing interface of the second photoelectric sensor 324, and an output end of the second photoelectric sensor 324 is connected with an input end of the control assembly.

In this embodiment, the dispensing assembly 1 performs line-by-line dispensing on the material sheets 34, so that the dispensing assembly 1 performs dispensing on one position of the material sheets 34, and then moves forward along the Y-axis direction through the fifth linear module 32, and aligns the next position after dispensing with the dispensing assembly 1, so that when the second sensing barrier blocks the second sensing interface, which represents that the last line of welding spots in the same line of the material sheets 34 completes processing, the control assembly controls the fourth linear module 31 to move along the X-axis direction, and realizes line change; similarly, when the first sensing barrier 315 blocks the first sensing interface, that is, the material sheet 34 is completely processed, the background control unit controls the two-axis linear module 3 to drive the frame platform 33 to a position right below the detection assembly, and the identifying and positioning CCD11 detects the material sheet 34 on the frame platform 33 and collects data to send the data to the control assembly, compared with the conventional technology, the dispensing position of the present application is more accurate, and the product precision is higher.

Further, the dispensing assembly 1 further includes a first branch input block 13 and a second branch output block 14, the surface of the first branch input block 13 is provided with a syringe mounting hole 131, the bottom surface of the first branch input block 13 is provided with a strip-shaped groove 132 communicated with the mounting hole, and the surface of the second branch output block 14 is provided with a plurality of solder paste output holes 142 penetrating through the second branch output block 14 at positions corresponding to the strip-shaped groove 132; the output end of the solder paste syringe 12 is inserted into the syringe mounting hole 131 of the first branch input block 13, the second branch output block 14 is fixedly arranged on the bottom surface of the first branch input block 13, the solder paste output holes 142 are communicated with the strip groove 132, an output needle 15 is arranged in each solder paste output hole 142, the output needle 15 extends out of the second branch output block 14, and the length of each output needle 15 extending out of the second branch output block 14 is the same. In order to further improve the production efficiency, in the present embodiment, two output needles 15 are installed in each second branch output block 14, and the solder paste in the solder paste syringe 12 is firstly output to the syringe installation hole 131 through the solder paste syringe 12, then circulates to the strip-shaped groove 132, and then flows out from the output needles 15 in the solder paste output holes 142, so that the solder paste syringe 12 can perform dispensing on two solder points of the material sheet 34 at one time, thereby greatly improving the production efficiency.

Further, a limiting block 141 is arranged on the bottom surface of the second branch output block 14, and the length of the limiting block 141 is the same as the length of the output needle 15 extending out of the second branch output block 14. In order to avoid the situation that the output needle 15 moves along the Z-axis direction and directly penetrates through the material sheet 34 due to misoperation, the limiting block 141 is arranged on the bottom surface of the second branch output block 14 in this embodiment, that is, the limiting block 141 can prevent the output needle 15 from further moving downwards, and avoid the situation of penetrating through the material sheet 34.

The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.

Claims

1. The utility model provides an independent adhesive deposite device of XYZ axle which characterized in that: the device comprises a fixed platform, a first linear module, a second linear module, a plurality of third linear modules, a plurality of point glue assemblies and a frame platform for placing material sheets, wherein the first linear module is fixed on the fixed platform, the first linear module is in driving connection with the second linear module and drives the second linear module to move along the direction of a space X axis, and the second linear module is in driving connection with the third linear module and drives the third linear module to move along the direction of a space Y axis; the third linear module is in driving connection with the dispensing assembly and drives the dispensing assembly to move along the Z-axis direction of the space; the second linear module comprises a Y-axis fixing bottom plate and a plurality of Y-axis servo motors fixed on the Y-axis fixing bottom plate, wherein the first linear module is in driving connection with the Y-axis fixing bottom plate, the output end of each Y-axis servo motor is connected with a Y-axis screw rod, a Y-axis nut is sleeved on each Y-axis screw rod, and the Y-axis nut is connected with the third linear module; the dispensing assembly comprises a gas tank, a precise pressure regulating valve, a recognition and positioning CCD and a solder paste needle cylinder with solder paste arranged inside, wherein the gas tank is communicated with the solder paste needle cylinder through the precise pressure regulating valve, the recognition and positioning CCD is arranged on one side of the solder paste needle cylinder, the third linear module is in driving connection with the recognition and positioning CCD and drives the solder paste needle cylinder to be close to or far away from the frame platform along the Z-axis direction.

2. The XYZ-axis independent dispensing apparatus according to claim 1, wherein: the first linear module comprises an X-axis linear motor, an X-axis sliding rail extending along a space X axis, and an X-axis sliding block assembled on the X-axis sliding rail in a sliding mode, wherein the X-axis linear motor is connected with the X-axis sliding block in a driving mode, the X-axis sliding block moves along the X-axis sliding rail, the X-axis linear motor and the X-axis sliding rail are fixedly arranged on a fixed platform, and a Y-axis fixed bottom plate is fixed on the X-axis sliding block.

3. The XYZ-axis independent dispensing apparatus according to claim 1, wherein: the third linear module comprises a motor fixing bottom plate, a Z-axis servo motor, an eccentric fixing block, a sliding wheel and a Z-axis fixing plate; the motor fixing bottom plate is of an L-shaped structure and comprises a first fixing bottom plate extending along a space Y axis and a second fixing bottom plate extending along a space Z axis, one end of the first fixing bottom plate is fixedly connected with a Y-axis nut, a Z-axis servo motor is fixedly arranged on the surface of the motor fixing plate, a Z-axis slide rail extending along the space Z axis direction is arranged on the surface of the second fixing bottom plate, a Z-axis slide block is arranged on the Z-axis slide rail in a sliding fit mode, the Z-axis fixing plate is fixedly arranged on the Z-axis slide block, and the identification positioning CCD and the tin paste needle cylinder are both arranged on the surface of the Z-axis fixing plate; and the back of the second fixed baseplate is provided with a sliding groove extending along the direction of the X axis of the space, the sliding wheel is assembled in the sliding groove, the output end of the Z-axis servo motor is in driving connection with the eccentric fixed block, the sliding wheel is movably arranged on one side of the eccentric fixed block, the Z-axis servo motor drives the Z-axis fixed plate to move along the Z axis of the space through the sliding wheel, and meanwhile, the sliding wheel moves back and forth along the sliding groove.

4. The XYZ-axis independent dispensing apparatus according to claim 1, wherein: the device also comprises a double-shaft linear module which is in driving connection with the frame platform and drives the frame platform to move along the direction of the X, Y axis, wherein the double-shaft linear module comprises a fourth linear module and a fifth linear module, the fourth linear module is in driving connection with the fifth linear module and drives the fifth linear module to move along the direction of the X axis of the space, and the fifth linear module is in driving connection with the frame platform and drives the frame platform to move along the direction vertical to the direction of the Y axis of the space; the fourth linear module comprises a fourth flat plate linear motor and a fourth rotor base, wherein the fourth flat plate linear motor comprises an X-axis stator extending along the X-axis direction of the space and an X-axis rotor arranged above the X-axis stator and moving along the X-axis stator direction, and the fourth rotor base is fixedly arranged on the surface of the X-axis rotor; the fifth linear module comprises a fifth flat linear motor, a fifth rotor base, a guide rail base plate which is fixedly arranged on the surface of the fourth rotor base plate and extends along the Y-axis direction of the space, wherein the fifth flat linear motor comprises a Y-axis stator which extends along the Y-axis direction of the space and is fixedly arranged on the guide rail base plate, a Y-axis rotor which is arranged above the Y-axis stator and moves along the Y-axis stator direction, the fifth rotor base is fixedly arranged on the surface of the Y-axis rotor, and the frame platform is fixedly arranged on the surface of the fifth rotor base plate.

5. The XYZ-axis independent dispensing apparatus according to claim 4, wherein: be equipped with first photoelectric sensor on X axle stator one side, and first photoelectric sensor's one end is equipped with first response interface, be equipped with the first response separation blade that corresponds with first photoelectric sensor on the side of fourth active cell base, when fourth active cell base makes round trip linear motion along X axle stator direction, first response separation blade can pass first response interface among the first photoelectric sensor, first photoelectric sensor's output is connected with control assembly's input.

6. The XYZ-axis independent dispensing apparatus according to claim 4, wherein: the guide rail base plate is characterized in that a second photoelectric sensor is arranged on one side of the guide rail base plate, a second induction interface is arranged at one end of the second photoelectric sensor, a second induction separation blade corresponding to the second photoelectric sensor is arranged on the side face of the fourth rotor base, when the fourth rotor base makes reciprocating linear motion along the direction of the Y-axis stator, the second induction separation blade can penetrate through the second induction interface in the second photoelectric sensor, and the output end of the second photoelectric sensor is connected with the input end of the control assembly.

7. The XYZ-axis independent dispensing apparatus according to claim 1, wherein: the dispensing assembly further comprises a first branch input block and a second branch output block, wherein a needle cylinder mounting hole is formed in the surface of the first branch input block, a strip-shaped groove communicated with the mounting hole is formed in the bottom surface of the first branch input block, and a plurality of solder paste output holes penetrating through the second branch output block are formed in the positions, corresponding to the strip-shaped groove, on the surface of the second branch output block; the output end of the solder paste needle cylinder is inserted in the needle cylinder mounting hole of the first branch input block, the second branch output block is fixedly arranged on the bottom surface of the first branch input block, the solder paste output holes are communicated with the strip-shaped groove, an output needle head is arranged in each solder paste output hole, the output needle heads extend out of the second branch output blocks, and the lengths of the output needle heads extending out of the second branch output blocks are consistent.

8. The XYZ-axis independent dispensing apparatus according to claim 7, wherein: the bottom surface of the second branch output block is provided with a limiting block, and the length of the limiting block is consistent with the length of the second branch output block extended from the output needle head.