CN215397594U - Vacuum adsorption structure for printing machine - Google Patents
Vacuum adsorption structure for printing machine Download PDFInfo
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- CN215397594U CN215397594U CN202122166119.4U CN202122166119U CN215397594U CN 215397594 U CN215397594 U CN 215397594U CN 202122166119 U CN202122166119 U CN 202122166119U CN 215397594 U CN215397594 U CN 215397594U
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- steel mesh
- circuit board
- sucker
- printing
- sucking disc
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Abstract
A vacuum adsorption structure for a printing machine relates to the technical field of printing machines and comprises a lifting table, wherein a workbench is arranged above the lifting table and fixedly connected with the lifting table through a support piece, a support thimble assembly, a circuit board sucker assembly and a steel mesh sucker assembly are arranged in the middle of the workbench, the support thimble assembly comprises a plurality of support thimbles with the same height, the circuit board sucker assembly comprises a plurality of circuit board suckers, and the steel mesh sucker assembly comprises a plurality of steel mesh printing area suckers and steel mesh edge area suckers; the utility model mainly utilizes the supporting ejector pins to jack up the circuit board, thereby avoiding the circuit board from being influenced by the deformation of the tool fixture, and utilizes the sucker assembly of the circuit board to adsorb the circuit board and the steel mesh sucker assembly to adsorb the steel mesh, so that the circuit board and the steel mesh can be tightly attached during printing, thereby avoiding the problems of printing quality such as less tin, lack of tin and the like. The utility model discloses vacuum adsorption structure for printing machine has simple structure, can improve advantages such as printing quality.
Description
Technical Field
The utility model relates to the technical field of printing machines, in particular to a vacuum adsorption structure for a printing machine.
Background
The traditional production mode of circuit board generally is arranged the PCB board in dedicated tool equipment tool, then pastes high temperature resistant adhesive tape at four corners of PCB board top, fixes the PCB board in tool equipment tool, and convey each station of PCB board processing by transport mechanism and process, after PCB board printing tin cream work is accomplished, through the paster, the back of reflow soldering tears the high temperature resistant adhesive tape of pasting in PCB board top again, takes out the PCB board of accomplishing all processings, again with tool equipment tool entering recycle. Such a production method has disadvantages in that: the manual work needs the fixed PCB board of rubberizing before carrying out the tin cream printing, accomplish the production and processing back, need tear the adhesive tape, the time that needs manual operation just is longer like this, low efficiency, and artificial error appears easily, and after reflow soldering, PCB board and frock tool all have the deformation of different degrees, frock tool behind the high temperature furnace many times very much, the deformation can be very big, during follow-up production, because frock tool warp, can lead to the binding face between PCB board and the steel mesh to produce the clearance, thereby can take place few tin during the printing, printing quality problems such as even tin, make the printing quality of PCB board unstable, for this reason, we are directed against this kind of condition by the company, a vacuum platform module has been produced in the special design.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a vacuum adsorption structure for a printing machine, which aims to solve the technical problems.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
the utility model provides a vacuum adsorption structure for printing machine, includes the elevating platform, the elevating platform top is equipped with the workstation, the workstation passes through support piece and elevating platform fixed connection, the workstation middle part is equipped with supports thimble subassembly, circuit board sucking disc subassembly and steel mesh sucking disc subassembly, it includes a plurality of root height-alike support thimbles to support the thimble subassembly, it is used for jack-up circuit board to support the thimble for form the space between the bottom surface in circuit board and the tool, circuit board sucking disc subassembly is used for adsorbing the circuit board, steel mesh sucking disc subassembly is used for adsorbing the steel mesh.
Preferably, the circuit board assembly comprises a plurality of circuit board suckers, and the circuit board suckers are connected with the first vacuum generator through the adapters and the air pipes.
Preferably, the compressed upper end surface of the circuit board sucker and the upper end surface of the supporting thimble are on the same horizontal plane.
Preferably, the circuit board sucker is made of soft rubber or silica gel and other materials.
Preferably, the steel mesh sucking disc subassembly includes a plurality of steel mesh printing district sucking disc and steel mesh marginal zone sucking disc, steel mesh printing district sucking disc and steel mesh marginal zone sucking disc all are connected with second vacuum generator through adapter and trachea.
Preferably, the height of the steel mesh printing area sucker is the same as that of the steel mesh edge area sucker, and the compressed upper end surface of the steel mesh printing area sucker and the compressed upper end surface of the steel mesh edge area sucker are in the same horizontal plane with the upper end surface of the circuit board after being jacked up.
Preferably, the steel mesh printing area suction cup and the steel mesh edge area suction cup are both made of soft rubber or silica gel materials.
Preferably, the left and right sides of workstation still is equipped with left baffle and right baffle, left side baffle and right baffle pass through baffle mounting and workstation fixed connection.
Preferably, the left baffle and the right baffle are provided with a sucker avoiding groove towards one side of the middle part of the workbench, and the sucker in the steel mesh edge region is arranged in the sucker avoiding groove.
Preferably, the supporting ejector pins, the circuit board suction cups, the steel mesh printing area suction cups and the steel mesh edge area suction cups are all detachably and fixedly connected with the workbench.
The utility model discloses vacuum adsorption structure for printing machine has following beneficial effect:
1. the structure is simple; the vacuum adsorption structure for the printing machine mainly comprises a workbench, wherein a supporting thimble assembly, a circuit board sucker assembly and a steel mesh sucker assembly are arranged on the workbench, the supporting thimble mainly comprises a plurality of supporting thimbles, the circuit board sucker assembly mainly comprises a plurality of circuit board suckers, and the steel mesh sucker assembly mainly comprises a plurality of steel mesh printing area suckers and steel mesh edge area suckers;
2. the printing quality is improved; the vacuum adsorption structure for the printing machine is provided with the supporting ejector pins, so that a gap is formed between the bottom surface of the circuit board and the inner bottom surface of the tool fixture, and the circuit board is prevented from being influenced by the deformation of the bottom surface of the tool fixture;
3. the application range is wide; the supporting ejector pins, the circuit board suckers, the steel mesh printing area suckers and the steel mesh edge area suckers are detachably and fixedly connected with the workbench, and the supporting ejector pins, the circuit board suckers, the steel mesh printing area suckers and the steel mesh edge area suckers can meet the corresponding height requirements according to the thickness of the circuit board or the thickness of the bottom surface of the tool fixture, so that the tool fixture can be suitable for circuit boards and tool fixtures with different thicknesses, and the application range of the tool fixture is wide.
Drawings
FIG. 1 is an overall view of a vacuum suction structure for a printer according to the present invention;
FIG. 2 is a plan view of a vacuum suction structure for a printer according to the present invention;
FIG. 3 is a diagram showing a state of a circuit board and a steel net in printing;
fig. 4 is an enlarged view of a portion a of fig. 3.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the following detailed description of the present invention is provided with reference to the accompanying drawings.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1, 2 and 3, a vacuum adsorption structure for printing machine, including elevating platform 1, elevating platform 1 sets up on lithography apparatus to be located the transport mechanism below, 1 top of elevating platform is equipped with workstation 2, workstation 2 passes through support piece 3 and 1 fixed connection of elevating platform, the middle part of workstation 2 is equipped with supports thimble assembly, circuit board sucking disc subassembly and steel mesh sucking disc subassembly, it is used for jack-up circuit board 11 to support the thimble for form the space between 11 and the interior bottom surface of frock tool 13 interior circuit board sucking disc subassembly, steel mesh sucking disc subassembly is used for adsorbing circuit board 11, steel mesh sucking disc subassembly is used for adsorbing steel mesh 12.
It should be noted that: when the vacuum adsorption structure for the printer is used, the tooling jig 13 with the circuit board 11 is conveyed above the workbench 2 by the conveying mechanism, the workbench 2 is driven by the lifting platform 1 to ascend, so that the tooling jig 13 is placed on the workbench 2, the supporting ejector pin component on the workbench 2 jacks up the circuit board 11 from the frame position of the tooling jig 1313, the circuit board 11 is separated from the support of the tooling jig 13, a gap is formed between the bottom surface of the circuit board 11 and the inner bottom surface of the tooling jig 13, and then the bottom surface of the circuit board 11 is tightly sucked by the circuit board sucker component, so that the circuit board 11 can be tightly attached to the top of the supporting ejector pin component, and the circuit board 11 is prevented from moving; when the circuit board 11 need with the laminating of 12 printing surfaces of steel mesh print, steel mesh 12 can be inhaled to the steel mesh sucking disc subassembly, can be now the removal of steel mesh 12 on the one hand, and on the other hand can make steel mesh 12 closely laminate with circuit board 11, appear less tin when avoiding printing, printing quality problems such as lack of tin.
Further, as shown in fig. 1 and 2, both sides edge of workstation 2 is equipped with left baffle 4 and right baffle 5 respectively, left side baffle 4 and right baffle 5 pass through bolt fastening spare and workstation 2 fixed connection, left side baffle 4 and right baffle 5 are equipped with the sucking disc to one side at workstation 2 middle part and dodge groove 10, steel mesh sucking disc subassembly part sets up in the sucking disc dodges groove 10.
It should be noted that: left baffle 4 and right baffle 5 are higher than workstation 2 to be located 2 both sides of workstation, make 2 middle parts of workstation form the tool and place the position, when tool jig 13 was arranged in workstation 2's tool and is placed the position, left baffle 4 and right baffle 5 can play the removal of restriction tool jig 13 to the both sides direction, also can avoid tool jig 13 to receive the collision of both sides, play the effect of protection tool jig 13.
Further, as shown in fig. 1 and 2, the supporting thimble assembly includes a plurality of supporting thimbles 6 with the same height, the upper end of the supporting thimble 6 is set to be a top plane, and the lower end is inserted in the thimble mounting hole of the workbench 2 in an inserting or threaded connection manner, and is detachably and fixedly connected with the workbench 2.
It should be noted that: as shown in fig. 3 and 4, the upper end surface of the supporting thimble 6 is set as a top plane, so that the circuit board 11 is supported and jacked up on one hand, and on the other hand, the design of the top plane can reduce friction with the bottom surface of the circuit board 11, avoid the circuit board 11 from being damaged by friction, and protect the left and right sides of the circuit board 11; the supporting thimble 6 is mainly used for jacking up the circuit board 11, so that the circuit board 11 is separated from the support of the inner bottom surface of the tool fixture 13, and a gap is formed between the circuit board 11 and the inner bottom surface of the tool fixture 13, and the problem of printing quality such as less tin or lack of tin caused by the gap between the circuit board 11 and the steel mesh 12 due to the influence of the deformation of the inner bottom surface of the tool fixture 13 is avoided; the supporting ejector pin 6 is detachably and fixedly connected with the workbench 2 through insertion or threaded connection, so that the supporting ejector pin 6 with the required height can be replaced according to the requirements of the thickness of the circuit board 11 and the thickness of the bottom of the tooling jig 13, the tool can meet the requirements of different thicknesses of the circuit board 11 and different thicknesses of the tooling jig 13, and the application range of the tool is widened.
Further, as shown in fig. 1 and 2, the circuit board sucker assembly includes a plurality of circuit board suckers 7, and the circuit board suckers 7 are made of soft rubber or silica gel and other materials; the circuit board sucker 7 is detachably fixed on the workbench 2 and is connected with the first vacuum generator through an adapter and an air pipe; the compressed upper end surface of the circuit board sucker 7 and the upper end surface of the supporting thimble 6 are positioned on the same horizontal plane.
It should be noted that: as shown in fig. 3 and 4, when the circuit board sucker 7 is installed, one end of the adapter is mainly inserted into the sucker mounting hole from the bottom surface of the workbench 2, then the circuit board sucker 7 is inserted into the adapter, and the other end of the adapter is connected with the first vacuum generator through the air pipe, so that the circuit board sucker 7 is detachably connected, and the circuit board sucker 7 can be conveniently replaced; the circuit board sucker 7 is mainly used for adsorbing the bottom surface of the circuit board 11, so that the bottom surface of the circuit board 11 can be tightly attached to the upper end surface of the supporting thimble 6, the movement of the circuit board 11 can be limited, the problem that the circuit board 11 moves during printing to cause poor printing quality is avoided, and the printing quality of the circuit board 11 can be effectively ensured.
Further, as shown in fig. 1 and 2, the steel mesh suction cup assembly includes a plurality of steel mesh printing area suction cups 8 and steel mesh edge area suction cups 9, and both the steel mesh printing area suction cups 8 and the steel mesh edge area suction cups 9 are made of soft rubber or silica gel material; the steel mesh printing area suction cup 8 and the steel mesh edge area suction cup 9 are connected with a second vacuum generator through an adapter and an air pipe. The height of the steel mesh printing area sucker 8 is the same as that of the steel mesh edge area sucker 9, and the upper end face of the compressed steel mesh printing area sucker 8, the upper end face of the compressed steel mesh edge area sucker 9 and the upper end face of the jacked circuit board 11 are in the same horizontal plane.
It should be noted that: as shown in fig. 3 and 4, when the steel mesh printing area suction cup 8 is installed, one end of the adapter is mainly inserted into the suction cup installation hole from the bottom surface of the workbench 2, then the steel mesh printing area suction cup 8 is inserted into the adapter, and the other end of the adapter is connected with the second vacuum generator through the air pipe, so that the steel mesh printing area suction cup 8 is detachably connected, and the replacement of the steel mesh printing area suction cup 8 can be facilitated; when installation steel mesh marginal zone sucking disc 9, mainly upwards wear to establish in the sucking disc mounting hole of side from 2 bottoms of workstation with the one end of adapter, then peg graft steel mesh marginal zone sucking disc 9 on the adapter, and make steel mesh marginal zone sucking disc 9 just in time be located the sucking disc of left baffle 4 and right baffle 5 and dodge the groove 10 in, then the other end of adapter passes through the trachea and is connected with second vacuum generator, make steel mesh marginal zone sucking disc 9 form like this and can dismantle the connection, and then can be convenient for the change of steel mesh marginal zone sucking disc 9. The setting of steel mesh printing district sucking disc 8 and steel mesh marginal zone sucking disc 9 mainly used adsorbs steel mesh 12, restricts the removal of steel mesh 12, moreover the up end after steel mesh printing district sucking disc 8 is compressed and the up end after steel mesh marginal zone sucking disc 9 is compressed are in same horizontal plane with the up end by jack-up back circuit board 11, can effectually guarantee like this that the higher authority of steel mesh 12 bottom surface and circuit board 11 can closely seamless laminating, make on the tin cream can be accurate flows into circuit board 11 through steel mesh 12 and corresponds the position, and can avoid the tin cream to flow to the side, and then can effectually guarantee that the phenomenon of few tin or lack of tin can not appear in the printing process, the effectual printing quality of guaranteeing circuit board 11.
The foregoing is merely a preferred embodiment of the utility model and is not intended to limit the utility model in any manner; the present invention may be readily implemented by those of ordinary skill in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a vacuum adsorption structure for printing machine, includes the elevating platform, its characterized in that: the utility model discloses a tool jig, including elevating platform, workstation, support thimble assembly, circuit board sucking disc assembly, tool holder, elevating platform top is equipped with the workstation, the workstation passes through support piece and elevating platform fixed connection, the workstation middle part is equipped with supports thimble assembly, circuit board sucking disc assembly and steel mesh sucking disc assembly, it includes a plurality of root height-alike support thimbles to support the thimble assembly, it is used for jack-up circuit board to support the thimble for form the space between the bottom surface in circuit board and the tool holder, circuit board sucking disc assembly is used for adsorbing the circuit board, steel mesh sucking disc assembly is used for adsorbing the steel mesh.
2. The vacuum adsorption structure for a printing machine according to claim 1, wherein: the circuit board assembly comprises a plurality of circuit board suckers, and the circuit board suckers are connected with the first vacuum generator through the adapters and the air pipes.
3. The vacuum adsorption structure for a printing machine according to claim 2, wherein: the compressed upper end surface of the circuit board sucker and the upper end surface of the supporting thimble are positioned on the same horizontal plane.
4. The vacuum adsorption structure for a printing machine according to claim 3, wherein: the circuit board sucker is made of materials such as soft rubber or silica gel.
5. The vacuum adsorption structure for a printing machine according to claim 4, wherein: the steel mesh sucking disc subassembly includes a plurality of steel mesh printing district sucking disc and steel mesh marginal zone sucking disc, steel mesh printing district sucking disc and steel mesh marginal zone sucking disc all are connected with second vacuum generator through adapter and trachea.
6. The vacuum adsorption structure for a printing machine according to claim 5, wherein: the height of the steel mesh printing area sucker is the same as that of the steel mesh edge area sucker, and the compressed upper end face of the steel mesh printing area sucker and the compressed upper end face of the steel mesh edge area sucker are in the same horizontal plane with the upper end face of the circuit board after being jacked up.
7. The vacuum adsorption structure for a printing machine according to claim 6, wherein: the steel mesh printing area sucker and the steel mesh edge area sucker are both made of soft rubber or silica gel materials.
8. The vacuum adsorption structure for a printing machine according to claim 7, wherein: the left and right sides of workstation still is equipped with left baffle and right baffle, left side baffle and right baffle pass through baffle mounting and workstation fixed connection.
9. The vacuum adsorption structure for a printing machine according to claim 8, wherein: the left baffle and the right baffle are provided with sucker avoiding grooves towards one side of the middle part of the workbench, and the suckers in the edge area of the steel mesh are arranged in the sucker avoiding grooves.
10. The vacuum adsorption structure for a printing machine according to claim 9, wherein: the supporting ejector pins, the circuit board suckers, the steel mesh printing area suckers and the steel mesh edge area suckers are all detachably and fixedly connected with the workbench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122166119.4U CN215397594U (en) | 2021-09-08 | 2021-09-08 | Vacuum adsorption structure for printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122166119.4U CN215397594U (en) | 2021-09-08 | 2021-09-08 | Vacuum adsorption structure for printing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215397594U true CN215397594U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122166119.4U Active CN215397594U (en) | 2021-09-08 | 2021-09-08 | Vacuum adsorption structure for printing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215397594U (en) |
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2021
- 2021-09-08 CN CN202122166119.4U patent/CN215397594U/en active Active
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