CN211730605U

CN211730605U - Automatic tin cream machine of brushing of heat pipe

Info

Publication number: CN211730605U
Application number: CN201921769514.8U
Authority: CN
Inventors: 史健; 葛庆军
Original assignee: Suzhou Fine Bridge Mechanics Electronics Co ltd
Current assignee: Suzhou Fine Bridge Mechanics Electronics Co ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-10-23
Anticipated expiration: 2029-10-18

Abstract

The utility model relates to an automatic solder paste brushing machine for a heat conduction pipe, which comprises a frame, a plurality of printing jigs, a conveying mechanism, a solder paste printing mechanism and a solder paste detection mechanism, wherein the conveying mechanism, the solder paste printing mechanism and the solder paste detection mechanism are respectively arranged on the frame; the conveying mechanism comprises a jig feeding unit, a conveying unit and a jig discharging unit which are sequentially arranged; the conveying unit comprises a feeding conveying line and a return conveying line which are vertically and parallelly arranged and used for conveying the printing jig; the jig feeding unit and the jig discharging unit have the same structure and respectively comprise a lifting table and a feeding and discharging conveying line which is arranged on the lifting table and used for circularly conveying the printing jig between the feeding conveying line and the returning conveying line; the solder paste printing mechanism and the solder paste detector are sequentially arranged along the conveying direction of the feeding conveying line; the utility model discloses can print the solder paste on the heat pipe automatically to whether it is qualified to detect solder paste printing situation, not only improve production efficiency, reduced intensity of labour, and solder paste printing position is accurate, and the defective rate is low.

Description

Automatic tin cream machine of brushing of heat pipe

Technical Field

The utility model relates to a heat dissipation module production field refers in particular to an automatic brush tin cream machine of heat pipe.

Background

The heat dissipation module is widely applied to a notebook computer for dissipating heat of a CPU and a GPU, and as shown in fig. 1, the heat dissipation module includes a heat pipe 90, a CPU heat conduction block 91 and a GPU heat conduction block 92 fixed on the heat pipe 90 respectively through solder paste, heat dissipation fins 93 fixed at two ends of the heat pipe 90 respectively through solder paste, and end caps 94 fixed at outermost sides of two ends of the heat pipe 90 respectively through solder paste for connecting a motherboard; but at present, the heat conduction pipes are coated with tin paste manually, and the following problems exist: 1. because the connection parts of the heat conduction pipe, the CPU heat conduction block, the GPU heat conduction block, the two heat dissipation fins and the two end covers are manually coated with tin paste, the production efficiency is low, and the labor intensity is high; 2. the position precision of the solder paste can not be ensured, so that the reject ratio is high, and the production cost is greatly increased; 3. the thickness, shape, etc. of the solder paste are not easy to control, and too much solder paste affects the heat dissipation efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of prior art and providing an automatic brush tin cream machine of heat pipe.

In order to achieve the above purpose, the utility model adopts the technical scheme that: an automatic tin paste brushing machine for a heat conduction pipe comprises a machine frame, a plurality of printing jigs, a conveying mechanism, a tin paste printing mechanism and a tin paste detection mechanism, wherein the conveying mechanism, the tin paste printing mechanism and the tin paste detection mechanism are respectively arranged on the machine frame; the conveying mechanism comprises a jig feeding unit, a conveying unit and a jig discharging unit which are sequentially arranged on the rack; the conveying unit comprises a feeding conveying line and a return conveying line which are arranged on the rack in parallel up and down and used for conveying the printing jig; the jig feeding unit and the jig discharging unit have the same structure and respectively comprise a lifting platform arranged on the rack and a feeding and discharging conveying line arranged on the lifting platform and used for circularly conveying the printing jig between the feeding conveying line and the returning conveying line; the solder paste printing mechanism and the solder paste detector are both positioned above the feeding conveying line and are sequentially placed along the conveying direction of the feeding conveying line.

Preferably, the solder paste printing mechanism comprises a vertical frame vertically arranged on the rack, a Z-axis servo module vertically arranged on the front surface of the vertical frame, an X-axis servo module and a support frame respectively horizontally arranged at the driving end of the Z-axis servo module, a printing disc horizontally arranged on the support frame, and a scraper mechanism vertically arranged at the driving end of the X-axis servo module and positioned above the printing disc; and the printing disc is provided with meshes corresponding to the printing patterns.

Preferably, the scraper mechanism comprises a support arranged at the driving end of the X-axis servo module and two groups of scraper assemblies which are vertically arranged on the support and are arranged side by side; every group the scraper subassembly all includes vertical setting switching cylinder, the setting on switching cylinder drive end and can arrange the scraper in the printing plate on the support.

Preferably, sliding grooves are respectively formed in two sides of the lower end of the supporting frame; the two ends of the printing plate are respectively arranged in the sliding grooves and are fixed through bolts.

Preferably, the solder paste detection mechanism comprises a slide rail, a Y-axis linear module, an X-axis linear module and a 3D camera, wherein the slide rail and the Y-axis linear module are arranged on the rack and are respectively positioned on two sides of the conveying unit, one end of the X-axis linear module is arranged on the slide rail in a sliding mode, the other end of the X-axis linear module is connected with the drive end of the Y-axis linear module, and the 3D camera is arranged at the drive end of the X.

Preferably, a jacking mechanism used for lifting the printing jig is arranged right below the solder paste printing mechanism between the feeding conveying line and the returning conveying line; the jacking mechanism comprises two fixing frames which are arranged on the frame and are respectively positioned at two sides of the conveying unit, Z-axis linear modules which are vertically arranged at the inner sides of the two fixing frames and are oppositely arranged, a connecting plate which is horizontally arranged and is connected with two Z-axis linear module driving ends at two ends respectively, and suckers which are arranged on the connecting plate and are used for fixing the printing jig.

Preferably, a blocking cylinder for blocking the printing jig is further respectively arranged below the solder paste printing mechanism and the solder paste detection mechanism on the feeding conveying line.

Preferably, the lifting table comprises a base arranged on the rack, a lifting plate arranged above the base, a plurality of guide posts vertically penetrating through the base and connected with the lifting plate, and a lifting cylinder arranged on the base and used for driving the lifting plate to move up and down; the feeding and discharging conveying line is arranged on the lifting plate.

Preferably, a material lifting assembly is further arranged between the upper material conveying line and the lower material conveying line on the lifting plate; the material lifting assembly comprises a material lifting plate arranged above the lifting plate and a material lifting cylinder arranged on the lifting plate and used for driving the material lifting plate to move up and down.

Preferably, each printing jig is provided with a plurality of printing positioning grooves which are arranged at intervals and correspond to the shape of the heat conduction pipe.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

the utility model discloses can print the solder paste on the heat pipe automatically to whether it is qualified to detect solder paste printing situation, only need one to two staff go up the unloading, not only improved production efficiency, reduced intensity of labour, and solder paste printing position is accurate, the defective rate is low, thereby has practiced thrift manufacturing cost greatly, and easily control such as solder paste printing thickness, printing shape has guaranteed the radiating efficiency.

Drawings

The technical scheme of the utility model is further explained by combining the attached drawings as follows:

FIG. 1 is a diagram of a heat dissipation module;

FIG. 2 is a schematic structural view of the automatic solder paste brushing machine for heat conduction pipes according to the present invention;

FIG. 3 is a schematic structural view of a solder paste printing mechanism according to the present invention;

FIG. 4 is a schematic structural view of a solder paste detecting mechanism according to the present invention;

FIG. 5 is a schematic structural view of a conveying unit of the present invention;

fig. 6 is a schematic structural view of a jacking mechanism of the present invention;

figure 7 is the utility model discloses well unloading elevating platform's structural schematic.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 2 is a drawing of the automatic solder paste brushing machine for heat conduction pipes of the present invention, which comprises a frame 1, a plurality of printing jigs 2, a conveying mechanism, a solder paste printing mechanism 4, and a solder paste detecting mechanism 5, which are respectively arranged on the frame 1; the conveying mechanism comprises a jig feeding unit 3, a conveying unit 7 and a jig discharging unit 6 which are sequentially arranged on the rack 1; the conveying unit 7 comprises a feeding conveying line 71 and a returning conveying line 72 which are arranged on the rack 1 and are vertically parallel and used for conveying the printing jigs 2; the jig feeding unit 3 comprises a feeding lifting table arranged on the rack 1 and a feeding conveying line arranged on the feeding lifting table; the jig blanking unit 6 comprises a blanking lifting platform arranged on the rack 1 and a blanking conveying line 64 arranged on the blanking lifting platform; the solder paste printing mechanism 4 and the solder paste detector are both positioned above the feeding conveying line 71 and are sequentially placed along the conveying direction of the feeding conveying line 71; each printing jig 2 is provided with four printing positioning grooves 21 which are arranged at intervals and correspond to the shapes of the heat conduction pipes; when in work: the feeding conveying line and the blanking conveying line 64 are flush with the feeding conveying line 71 under the control of an external controller, and at least one printing jig 2 is positioned on the feeding conveying line, so that a worker can conveniently place a heat-conducting pipe; then the printing jig 2 is conveyed to the feeding conveying line 71 by the feeding conveying line, then the printing jig 2 is conveyed to the position below the solder paste printing mechanism 4 by the feeding conveying line 71, solder paste is printed at the connecting position of the upper surface of the heat conducting pipe by the solder paste printing mechanism 4, then the printing jig 2 is conveyed to the position below the solder paste detecting mechanism 5, whether the printing condition of the solder paste on the heat conducting pipe is qualified is detected by the solder paste detecting mechanism 5, such as the printing thickness and the printing shape of the solder paste, if the printing condition is not qualified, an alarm is given, if the printing condition is qualified, the feeding conveying line 71 conveys the heat conducting pipe to the blanking conveying line 64, at the moment, a worker takes the heat conducting pipe from the printing jig 2 down, the blanking lifting table drives the blanking conveying line 64 to descend to be level with the return conveying line 72, then the blanking conveying line 64 conveys the printing jig 2 to the return conveying line 72, and the circular conveying of the printing jig 2 is realized.

Further, as shown in fig. 3, the solder paste printing mechanism 4 includes a vertical frame 40 vertically disposed on the frame 1, a Z-axis servo module 42 vertically disposed on the front surface of the vertical frame 40, an X-axis servo module 41 and a support frame 45 horizontally disposed at the driving end of the Z-axis servo module 42, respectively, a printing plate 48 horizontally disposed on the support frame 45, and a scraper mechanism vertically disposed at the driving end of the X-axis servo module 41 and located above the printing plate 48; the printing plate 48 is provided with meshes corresponding to the printing patterns; when in work: the Z-axis servo module 42 moves the support 45 downward to attach the printing plate 48 to the printing jig 2, and then the X-axis servo module 41 drives the scraper mechanism to move horizontally to print the connection positions of the four heat pipes in the printing jig 2 through the mesh holes.

Further, as shown in fig. 3, the doctor mechanism includes a bracket 44 disposed at the driving end of the X-axis servo module 41, and two groups of doctor assemblies vertically disposed on the bracket 44 and disposed side by side; each group of the scraper assemblies comprises a switching cylinder 43 vertically arranged on the bracket 44 and a scraper 49 arranged at the driving end of the switching cylinder 43 and capable of being placed in a printing disc 48; when in work: the two switching cylinders 43 can drive the corresponding scrapers 49 to move up and down, respectively, to prepare for the next printing.

Further, as shown in fig. 3, sliding grooves 47 are respectively formed on two sides of the lower end of the supporting frame 45; the two ends of the printing plate 48 are respectively arranged in the sliding grooves 47 and fixed through the bolts 46, so that the printing plate 48 is convenient to disassemble and replace or maintain.

Further, as shown in fig. 4, the solder paste detection mechanism 5 includes a slide rail 51 and a Y-axis linear module 53 that are disposed on the rack 1 and located at two sides of the transportation unit 7, respectively, an X-axis linear module 52 having one end slidably disposed on the slide rail 51 and the other end connected to a driving end of the Y-axis linear module 53, and a 3D camera 54 disposed at the driving end of the X-axis linear module 52 for detecting a solder paste printing condition; when in work: the Y-axis linear module 53 drives the X-axis linear module 52 to move along the Y-axis direction, the X-axis linear module 52 drives the 3D camera 54 to move along the X-axis direction, the four heat conduction pipes in the printing jig 2 are photographed and detected, and whether the printing thickness and the printing shape of the solder paste are qualified or not is judged.

Further, as shown in fig. 5 to 6, a jacking mechanism 8 for lifting the printing jig 2 is arranged between the feeding conveyor line 71 and the returning conveyor line 72 and right below the solder paste printing mechanism 4; the jacking mechanism 8 comprises two fixed frames 81 which are arranged on the frame 1 and are respectively positioned at two sides of the conveying unit 7, Z-axis linear modules 82 which are respectively vertically arranged at the inner sides of the two fixed frames 81 and are oppositely arranged, a connecting plate 83 which is horizontally arranged and two ends of which are respectively connected with the driving ends of the two Z-axis linear modules 82, and a sucker 84 which is arranged on the connecting plate 83 and is used for fixing the printing jig 2; when in work: the two Z-axis linear modules 82 drive the connecting plate 83 to ascend, and the printing jig 2 is sucked by the suction cup 84, so that the printing jig 2 and the printing plate 48 can be tightly attached, and the printing quality is improved.

Further, as shown in fig. 5, a blocking cylinder 73 for blocking the printing jig 2 is further respectively disposed below the solder paste printing mechanism 4 and the solder paste detection mechanism 5 on the feeding conveyor line 71, so as to perform a limiting function, and the jacking mechanism 8 is convenient to lift the printing jig 2.

Further, as shown in fig. 7, the lifting table includes a base 63 disposed on the frame 1, a lifting plate 65 disposed above the base 63, a plurality of guide posts 62 vertically penetrating through the base 63 and connected to the lifting plate 65, and a lifting cylinder 61 disposed on the base 63 for driving the lifting plate 65 to move up and down; the feeding and discharging conveying line 64 is arranged on the lifting plate 65; when in work: the lifting cylinder 61 drives the blanking conveying line 64 to ascend or descend, so that the printing jig 2 is conveyed circularly.

Further, as shown in fig. 7, a material lifting assembly is further disposed on the lifting plate 65 between the blanking conveying lines 64; the material lifting assembly comprises a material lifting plate 67 arranged above the lifting plate 65 and a material lifting cylinder 66 arranged on the lifting plate 65 and used for driving the material lifting plate 67 to move up and down; during operation, the lifting cylinder 66 drives the lifting plate 67 to lift the printing jig 2, so that the printing jig is separated from the blanking conveying line 64 and is convenient to take materials.

The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims

1. The utility model provides an automatic brush tin cream machine of heat pipe which characterized in that: the tin paste printing machine comprises a machine frame, a plurality of printing jigs, a conveying mechanism, a tin paste printing mechanism and a tin paste detection mechanism, wherein the conveying mechanism, the tin paste printing mechanism and the tin paste detection mechanism are respectively arranged on the machine frame; the conveying mechanism comprises a jig feeding unit, a conveying unit and a jig discharging unit which are sequentially arranged on the rack; the conveying unit comprises a feeding conveying line and a return conveying line which are arranged on the rack in parallel up and down and used for conveying the printing jig; the jig feeding unit and the jig discharging unit have the same structure and respectively comprise a lifting platform arranged on the rack and a feeding and discharging conveying line arranged on the lifting platform and used for circularly conveying the printing jig between the feeding conveying line and the returning conveying line; the solder paste printing mechanism and the solder paste detector are both positioned above the feeding conveying line and are sequentially placed along the conveying direction of the feeding conveying line.

2. The automatic solder paste brushing machine with the heat conduction pipe as recited in claim 1, wherein: the solder paste printing mechanism comprises a vertical frame vertically arranged on the rack, a Z-axis servo module vertically arranged on the front surface of the vertical frame, an X-axis servo module and a support frame which are respectively horizontally arranged at the driving end of the Z-axis servo module, a printing disc horizontally arranged on the support frame, and a scraper mechanism vertically arranged at the driving end of the X-axis servo module and positioned above the printing disc; and the printing disc is provided with meshes corresponding to the printing patterns.

3. The automatic solder paste brushing machine with the heat conduction pipe as recited in claim 2, wherein: the scraper mechanism comprises a support arranged at the drive end of the X-axis servo module and two groups of scraper assemblies which are vertically arranged on the support and are arranged side by side; every group the scraper subassembly all includes vertical setting switching cylinder, the setting on switching cylinder drive end and can arrange the scraper in the printing plate on the support.

4. The automatic solder paste brushing machine with the heat conduction pipe according to claim 3, characterized in that: the two sides of the lower end of the support frame are respectively provided with a sliding chute; the two ends of the printing plate are respectively arranged in the sliding grooves and are fixed through bolts.

5. The automatic solder paste brushing machine with the heat conduction pipe as recited in claim 1, wherein: the solder paste detection mechanism comprises a slide rail, a Y-axis linear module, an X-axis linear module and a 3D camera, wherein the slide rail and the Y-axis linear module are arranged on the rack and are respectively positioned on two sides of the conveying unit, one end of the X-axis linear module is arranged on the slide rail in a sliding mode, the other end of the X-axis linear module is connected with the drive end of the Y-axis linear module, and the 3D camera is arranged at the drive end of the.

6. The automatic solder paste brushing machine with the heat conduction pipe as recited in claim 1, wherein: a jacking mechanism used for lifting the printing jig is arranged right below the solder paste printing mechanism between the feeding conveying line and the returning conveying line; the jacking mechanism comprises two fixing frames which are arranged on the frame and are respectively positioned at two sides of the conveying unit, Z-axis linear modules which are vertically arranged at the inner sides of the two fixing frames and are oppositely arranged, a connecting plate which is horizontally arranged and is connected with two Z-axis linear module driving ends at two ends respectively, and suckers which are arranged on the connecting plate and are used for fixing the printing jig.

7. The automatic solder paste brushing machine with the heat conduction pipe as recited in claim 1, wherein: and blocking cylinders for blocking the printing jig are respectively arranged below the solder paste printing mechanism and the solder paste detection mechanism on the feeding conveying line.

8. The automatic solder paste brushing machine with the heat conduction pipe as recited in claim 1, wherein: the lifting platform comprises a base arranged on the rack, a lifting plate arranged above the base, a plurality of guide posts vertically penetrating through the base and connected with the lifting plate, and a lifting cylinder arranged on the base and used for driving the lifting plate to move up and down; the feeding and discharging conveying line is arranged on the lifting plate.

9. The automatic solder paste brushing machine with the heat conduction pipe as recited in claim 8, wherein: a material lifting assembly is arranged between the upper material conveying line and the lower material conveying line on the lifting plate; the material lifting assembly comprises a material lifting plate arranged above the lifting plate and a material lifting cylinder arranged on the lifting plate and used for driving the material lifting plate to move up and down.

10. The automatic solder paste brushing machine for the heat conduction pipe according to any one of claims 1 to 9, characterized in that: every all be provided with a plurality of intervals on the printing jig and place and the printing constant head tank that corresponds with the heat pipe shape.