CN213280269U

CN213280269U - SMT paster is with subsides dress head

Info

Publication number: CN213280269U
Application number: CN202022560125.3U
Authority: CN
Inventors: 王先勇
Original assignee: Suzhou Triangle Prec Machinery Co ltd
Current assignee: Suzhou Triangle Prec Machinery Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-05-25
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses a SMT chip mounter is with subsides dress head, concretely relates to SMT chip mounter technical field, including pneumatic cylinder and absorption box, it is equipped with the bottom plate to adsorb the box bottom, it is equipped with a plurality of connecting pipes to adsorb the box inside, the fixed suction nozzle that is equipped with of connecting pipe one end, it is equipped with the clamp plate to adsorb the box inside, the clamp plate top is equipped with two threaded rods, a plurality of intercommunicating pores have been seted up on the clamp plate top, adsorb the box bottom and seted up two first spouts, the inside first slider that is equipped with of first spout, the pneumatic cylinder with adsorb and be equipped with buffer gear between the box. The utility model discloses a set bottom plate, connecting pipe and suction nozzle to the structure of taking out that can be very convenient, be convenient for change suction nozzle when the suction nozzle damages, and can only change a suction nozzle of damage, it is comparatively convenient to change, has practiced thrift the cost.

Description

SMT paster is with subsides dress head

Technical Field

The embodiment of the utility model provides a relate to SMT chip mounter field, concretely relates to SMT chip mounter is with subsides dress head.

Background

A mounter or a surface mounting system is configured behind a dispenser or a screen printer in a production line, and is a device for accurately placing a surface-mounted component on a PCB pad by moving a mounting head. The method is divided into manual operation and full-automatic operation. The mounting head of the chip mounter is used for mounting components on a PCB.

The suction nozzle of the mounting head for the existing SMT chip mounter is fixedly arranged at the bottom, and because the suction nozzle is used for sucking and putting down components all the time, the components are worn quickly, and after the suction nozzle is worn, the condition that the components are easy to drop is caused, so that the components can be damaged, and certain loss is caused.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a SMT paster head for machine, through with the bottom plate, connecting pipe and suction nozzle set to the structure of taking out that can be very convenient, be convenient for change the suction nozzle when the suction nozzle damages, and can only change a suction nozzle of damage, it is comparatively convenient to change, the cost is saved, in order to solve among the prior art because the suction nozzle is absorbing and putting down the component always, wearing and tearing are comparatively fast, after the suction nozzle wearing and tearing, will cause the condition that the component dropped easily, this can damage the component, cause certain loss, in order to avoid this kind of condition, in time change the suction nozzle, but current SMT paster head for machine's suction nozzle is fixed mounting's the leading to changing comparatively inconveniently, and all be whole change, comparatively extravagant problem.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a mounting head for an SMT chip mounter comprises a hydraulic cylinder and an adsorption box, wherein the adsorption box is arranged at the bottom of the hydraulic cylinder, a bottom plate is arranged at the bottom end of the adsorption box, a plurality of connecting pipes are arranged inside the adsorption box, one ends of the connecting pipes penetrate through the bottom plate and extend to the bottom of the bottom plate, a suction nozzle is fixedly arranged at one ends of the connecting pipes, a pressing plate is arranged inside the adsorption box, the bottom end of the pressing plate is contacted with the other ends of the connecting pipes, two threaded rods are arranged at the top end of the pressing plate, one ends of the threaded rods are rotatably connected with the top end of the pressing plate through bearings, the other ends of the threaded rods penetrate through the top end of the adsorption box and extend to the top end of the adsorption box, the threaded rods are in threaded connection with the top end of the adsorption box, the inside first slider that is equipped with of first spout, first slider bottom and bottom plate top fixed connection, be equipped with buffer gear between pneumatic cylinder and the absorption box.

Furthermore, a fan is arranged on one side of the adsorption box and fixedly connected with one side of the adsorption box through a fixing block, an air outlet pipe is fixedly arranged at the air inlet end of the fan, and one end of the air outlet pipe penetrates through one side of the adsorption box and is communicated with the interior of the adsorption box.

Furthermore, an air inlet pipe is fixedly arranged on the other side of the adsorption box, and one end of the air inlet pipe penetrates through the other side of the adsorption box and is communicated with the interior of the adsorption box.

Furthermore, an electromagnetic valve is fixedly arranged on the air inlet pipe.

Further, buffer gear includes the buffer box, buffer box bottom and absorption box top end fixed connection, the buffer box is established between two threaded rods, the inside buffer board that is equipped with of buffer box, the buffer board both sides contact with buffer box inside both sides wall, buffer board top and pneumatic cylinder bottom fixed connection, the fixed three buffer spring that is equipped with in buffer box inside bottom, buffer spring one end and buffer board bottom fixed connection, the second spout has all been seted up to the inside both sides wall of buffer box, the inside second slider that is equipped with of second spout, two the inboard of second slider respectively with the both sides fixed connection of buffer board.

Further, the bottom plate bottom is equipped with four fixing bolt, fixing bolt one end is passed bottom plate bottom and first slider and is contacted with the inner wall of first spout, all through threaded connection between fixing bolt and bottom plate and the first slider.

The embodiment of the utility model provides a have following advantage:

1. the utility model discloses a buffer board drives the second slider and moves down along the second spout and compress buffer spring, and this impact force that can make the pneumatic cylinder produce when descending obtains a buffering, compares with prior art, can slow down the impulsive force when the pneumatic cylinder descends, has prevented effectively that the suction nozzle from damaging the component when contacting the component, has reduced the failure rate of paster;

2. the utility model discloses a threaded rod rises at rotatory in-process, the threaded rod drives the clamp plate and rises, loosen fixing bolt soon, pull out the bottom plate from adsorbing the box bottom right, the bottom plate drives connecting pipe and suction nozzle and moves right, when first slider on the bottom plate breaks away from the inside of first spout, take the connecting pipe to take off from the bottom plate with the suction nozzle that damages even, compared with the prior art, through with the bottom plate, connecting pipe and suction nozzle set to the structure of taking out that can be very convenient, be convenient for change suction nozzle when the suction nozzle damages, and can only change a suction nozzle of damage, it is comparatively convenient to change, and the cost is saved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of the overall structure provided by the present invention;

fig. 2 is a schematic view of the overall left-side sectional structure provided by the present invention;

fig. 3 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of B in fig. 2 according to the present invention;

fig. 5 is a schematic view of a three-dimensional structure of a second slider provided by the present invention;

in the figure: the device comprises a hydraulic cylinder 1, an adsorption box 2, a bottom plate 3, a connecting pipe 4, a suction nozzle 5, a pressing plate 6, a threaded rod 7, a communicating hole 8, a first sliding groove 9, a first sliding block 10, a fan 11, an air outlet pipe 12, an air inlet pipe 13, an electromagnetic valve 14, a buffer box 15, a buffer plate 16, a buffer spring 17, a second sliding groove 18, a second sliding block 19 and a fixing bolt 20.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached drawings 1-5 of the specification, the mounting head for the SMT chip mounter in the embodiment comprises a hydraulic cylinder 1 and an adsorption box 2, wherein the adsorption box 2 is arranged at the bottom of the hydraulic cylinder 1, a bottom plate 3 is arranged at the bottom end of the adsorption box 2, a plurality of connecting pipes 4 are arranged inside the adsorption box 2, one ends of the connecting pipes 4 penetrate through the bottom plate 3 and extend to the bottom of the bottom plate 3, a suction nozzle 5 is fixedly arranged at one end of each connecting pipe 4, a pressing plate 6 is arranged inside the adsorption box 2, the bottom end of the pressing plate 6 is in contact with the other end of the connecting pipe 4, two threaded rods 7 are arranged at the top end of the pressing plate 6, one ends of the threaded rods 7 are rotatably connected with the top end of the pressing plate 6 through bearings, the other ends of the threaded rods 7 penetrate through the top end of the adsorption box 2 and extend to the top, the utility model discloses a pneumatic suction device, including pneumatic cylinder 1, connecting pipe 4, intercommunicating pore 8, two first spouts 9 have been seted up to 2 bottoms of absorption box, first spout 9 is inside to be equipped with first slider 10, first slider 10 bottom and 3 top fixed connection of bottom plate, be equipped with buffer gear between pneumatic cylinder 1 and the absorption box 2.

Further, adsorb 2 one sides of box and be equipped with fan 11, fan 11 passes through the fixed block and adsorbs 2 one side fixed connection of box, the fixed outlet duct 12 that is equipped with of air inlet end of

fan

11, 12 one ends of outlet duct pass adsorb 2 one sides of box and with adsorb 2 inside and be linked together of box, be convenient for will adsorb 2 inside negative pressure states that form of box.

Further, the other side of the adsorption box 2 is fixedly provided with an air inlet pipe 13, one end of the air inlet pipe 13 penetrates through the other side of the adsorption box 2 and is communicated with the inside of the adsorption box 2, so that air can enter the inside of the adsorption box 2 conveniently, and the negative pressure state is relieved.

Further, an electromagnetic valve 14 is fixedly arranged on the air inlet pipe 13, so that the opening and closing of the air inlet pipe 13 can be controlled conveniently.

Further, the buffer mechanism comprises a buffer box 15, the bottom end of the buffer box 15 is fixedly connected with the top end of the adsorption box 2, the buffer box 15 is arranged between the two threaded rods 7, a buffer plate 16 is arranged inside the buffer box 15, two sides of the buffer plate 16 are in contact with two side walls inside the buffer box 15, the top end of the buffer plate 16 is fixedly connected with the bottom end of the hydraulic cylinder 1, three buffer springs 17 are fixedly arranged at the bottom end inside the buffer box 15, one end of each buffer spring 17 is fixedly connected with the bottom end of the buffer plate 16, two side walls inside the buffer box 15 are respectively provided with a second chute 18, a second slide block 19 is arranged inside each second chute 18, the inner sides of the two second slide blocks 19 are respectively fixedly connected with two sides of the buffer plate 16, the impact force generated when the hydraulic cylinder 1 descends can be reduced, and the suction nozzle 5 is effectively prevented from damaging elements when contacting, the failure rate of the patch is reduced.

Further, bottom plate 3 bottom is equipped with four fixing bolt 20, fixing bolt 20 one end is passed bottom plate 3 bottom and first slider 10 and is contacted with the inner wall of first spout 9, all through threaded connection between fixing bolt 20 and bottom plate 3 and the first slider 10, be convenient for PMKD 3.

The implementation scenario is specifically as follows: starting the hydraulic cylinder 1, the hydraulic cylinder 1 drives the whole mounting head to descend, when the suction nozzle 5 contacts a component, the buffer plate 16 drives the second sliding block 19 to move downwards along the second sliding groove 18 and compress the buffer spring 17, which can make the impact force generated when the hydraulic cylinder 1 descends obtain a buffer, at this time, the fan 11 is started, the air in the adsorption box 2 flows into the fan 11 through the air outlet pipe 12 and then is discharged to the outside, the inside of the adsorption box 2 forms a negative pressure, the suction nozzle 5 can adsorb the component under the action of the negative pressure, when the component is placed on the printed circuit board, the electromagnetic valve 14 is opened, the air enters the adsorption box 2 from the air inlet pipe 13, the negative pressure in the adsorption box 2 disappears, the component falls on the printed circuit board, when the suction nozzle 5 is abraded, the threaded rod 7 is rotated, the threaded rod 7 ascends in the rotating process, the threaded rod 7 drives the pressing, the fixing bolt 20 is unscrewed, the bottom plate 3 is pulled out from the bottom end of the adsorption box 2 rightwards, the bottom plate 3 drives the connecting pipe 4 and the suction nozzle 5 to move rightwards, when the first slider 10 on the bottom plate 3 is separated from the inside of the first chute 9, the damaged suction nozzle 5 is taken down from the bottom plate 3 together with the connecting pipe 4 to be replaced, after the replacement is finished, the first slider 10 on the bottom plate 3 is inserted into the first chute 9, then the pressing plate 6 is pressed by the rotary threaded rod 7 again to the connecting pipe 4, the utility model can slow down the impulsive force when the hydraulic cylinder 1 descends by arranging the buffer mechanism, effectively prevents the suction nozzle 5 from damaging elements when contacting the elements, reduces the failure rate of the paster, and is convenient to replace the suction nozzle 5 when the suction nozzle 5 is damaged, and only one damaged suction nozzle 5 can be replaced, the replacement is convenient, the cost is saved, the embodiment specifically solves the problems that in the prior art, because the suction nozzle sucks and puts down the component all the time, the component is worn quickly, the component is easy to drop after the suction nozzle is worn, the component can be damaged, certain loss is caused, and in order to avoid the situation, the suction nozzle needs to be replaced in time, but the suction nozzle of the mounting head of the existing SMT chip mounter is fixedly installed, the replacement is inconvenient, the whole replacement is carried out, and the waste is high.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a SMT chip mounter is with subsides dress head, includes pneumatic cylinder (1) and adsorbs box (2), adsorb box (2) and establish in pneumatic cylinder (1) bottom, its characterized in that: the adsorption box is characterized in that a bottom plate (3) is arranged at the bottom end of the adsorption box (2), a plurality of connecting pipes (4) are arranged inside the adsorption box (2), one ends of the connecting pipes (4) penetrate through the bottom plate (3) and extend to the bottom of the bottom plate (3), a suction nozzle (5) is fixedly arranged at one end of each connecting pipe (4), a pressing plate (6) is arranged inside the adsorption box (2), the bottom end of the pressing plate (6) is in contact with the other end of the corresponding connecting pipe (4), two threaded rods (7) are arranged at the top end of the pressing plate (6), one end of each threaded rod (7) is rotatably connected with the top end of the corresponding pressing plate (6) through a bearing, the other end of each threaded rod (7) penetrates through the top end of the adsorption box (2) and extends to the top end of the adsorption box (2), the threaded rods (, the improved adsorption device is characterized in that the communication hole (8) is formed in the top end of the connecting pipe (4), the communication hole (8) is communicated with the connecting pipe (4), two first sliding grooves (9) are formed in the bottom end of the adsorption box (2), a first sliding block (10) is arranged inside the first sliding grooves (9), the bottom end of the first sliding block (10) is fixedly connected with the top end of the bottom plate (3), and a buffer mechanism is arranged between the hydraulic cylinder (1) and the adsorption box (2).

2. The mounting head for an SMT pick and place machine according to claim 1, wherein: adsorb box (2) one side and be equipped with fan (11), fan (11) pass through the fixed block and adsorb box (2) one side fixed connection, the air inlet end of fan (11) is fixed and is equipped with outlet duct (12), outlet duct (12) one end is passed and is adsorbed box (2) one side and with adsorb box (2) inside and be linked together.

3. The mounting head for an SMT pick and place machine according to claim 1, wherein: an air inlet pipe (13) is fixedly arranged on the other side of the adsorption box (2), and one end of the air inlet pipe (13) penetrates through the other side of the adsorption box (2) and is communicated with the interior of the adsorption box (2).

4. An SMT chip machine mounting head according to claim 3, wherein: and an electromagnetic valve (14) is fixedly arranged on the air inlet pipe (13).

5. The mounting head for an SMT pick and place machine according to claim 1, wherein: the buffer mechanism comprises a buffer box (15), the bottom end of the buffer box (15) is fixedly connected with the top end of the adsorption box (2), the buffer box (15) is arranged between the two threaded rods (7), a buffer plate (16) is arranged in the buffer box (15), two sides of the buffer plate (16) are contacted with two side walls inside the buffer box (15), the top end of the buffer plate (16) is fixedly connected with the bottom end of the hydraulic cylinder (1), three buffer springs (17) are fixedly arranged at the bottom end in the buffer box (15), one end of the buffer spring (17) is fixedly connected with the bottom end of the buffer plate (16), two side walls in the buffer box (15) are both provided with second sliding chutes (18), second sliding blocks (19) are arranged inside the second sliding grooves (18), and the inner sides of the two second sliding blocks (19) are fixedly connected with the two sides of the buffer plate (16) respectively.

6. The mounting head for an SMT pick and place machine according to claim 1, wherein: bottom plate (3) bottom is equipped with four fixing bolt (20), fixing bolt (20) one end is passed bottom plate (3) bottom and first slider (10) and is contacted with the inner wall of first spout (9), all through threaded connection between fixing bolt (20) and bottom plate (3) and first slider (10).