CN115666120A - Feed mechanism of high-speed SMT chip mounter - Google Patents

Abstract

The invention belongs to the field of chip mounters, in particular to a feeding mechanism of a high-speed SMT chip mounter, aiming at the problems that the feeding efficiency of a chip mounter is influenced because a conveying belt needs to be stopped in the dust removal process of the conventional feeding chip mounter, and the chip mounter is easily scratched in a mode of pressing the chip mounter by using a steel wire mesh, the feeding mechanism comprises a base and a concave frame fixedly connected with the top of the base, wherein a chip mounter body is arranged on one side of the concave frame; spacing clean mechanism, spacing clean mechanism is fixed to be located be used for spacing and clean the paster on the concave frame, air-draft dust removal mechanism are fixed to be located be used for removing dust to the paster surface of material loading on the concave frame, and the operation of dust removal process need not stop the material loading conveyer belt can promote SMT chip mounter's material loading efficiency, utilizes a flexible brush roller and No. two brush rollers closely to laminate the paster, can also clean the paster when playing fine guard action.

Description

A feeding mechanism of a high-speed SMT placement machine

technical field

The invention relates to the technical field of placement machines, in particular to a feeding mechanism of a high-speed SMT placement machine.

Background technique

When the SMT placement machine is used, a matching placement feeding device is required, and the placement feeding device transports the placement to the pick-up position of the placement machine, so that the placement machine can work.

The authorization document whose notification number is CN215188132U discloses a patch feeding device for SMT placement machines, including a delivery platform, the top of the delivery platform is fixedly connected with a support rod, and the top of the support rod is fixedly connected with a support plate. A dust suction assembly is installed on the support plate, the dust suction assembly includes a dust collection hood, a hydraulic cylinder, an air guide, a dust collection box, and a negative pressure fan. The top of the dust collection hood is connected to the hydraulic cylinder, and the hydraulic cylinder is installed on the At the bottom of the support plate, a limit wire mesh is provided near the bottom of the inner chamber of the vacuum hood, and the negative pressure fan is connected to a battery through a wire. The SMT placement machine has the following obvious problems in the placement feeding method:

1. The conveyor belt needs to be stopped during the dust removal process, which will affect the feeding efficiency of the patch;

2. It is easy to scratch the patch by pressing the patch with a steel mesh.

In view of the above problems, the present invention document proposes a feeding mechanism of a high-speed SMT placement machine.

Contents of the invention

The invention provides a feeding mechanism of a high-speed SMT placement machine, which solves the need to stop the conveyor belt during the dust removal process of the loading and placement in the prior art, which will affect the feeding efficiency of the placement. The way of holding the patch is easy to scratch the disadvantage of the patch.

The invention provides the following technical solutions:

A feeding mechanism of a high-speed SMT chip mounter, comprising a base, a concave frame fixedly connected to the top of the base, one side of the concave frame is provided with a chip mounter body;

A limit cleaning mechanism, the limit cleaning mechanism is fixed on the concave frame and used to limit and clean the patch;

A ventilation type dust removal mechanism, the ventilation type dust removal mechanism is fixed on the concave frame and is used to remove dust from the surface of the patch on which the material is loaded;

A feeding and conveying mechanism, the feeding and conveying mechanism is fixed on the base and is used for conveying patches for feeding.

In a possible design, the position-limiting cleaning mechanism includes No. 1 brush roller and No. 2 brush roller installed on the concave frame in a horizontal rotation, and the No. 1 brush roller and No. 2 brush roller The tops of the brush rollers can be separated from the tops of the patches conveyed by the feeding conveying mechanism.

In a possible design, a chamber is provided on the concave frame, and the exhaust dust removal mechanism includes a suction pipe fixed inside the chamber, and the bottom of the suction pipe extends to the concave The bottom of the shape frame is connected with a dust collection box for sucking the dust on the surface of the patch on the feeding conveying mechanism, and the dust collection box is located above the No. 1 brush roller and the No. 2 brush roller.

In a possible design, the draft dust removal mechanism includes a gear box fixedly installed on the outside of the concave frame, a drive motor is fixedly installed on the outside of the gear box, and the end of the output shaft of the drive motor Extending to the inside of the gearbox and fixedly installed with a power shaft, the end of the power shaft extends to the inside of the suction pipe, and the outer side of the power shaft is fixedly installed with a plurality of suction fins arranged in a ring .

In a possible design, the feeding and conveying mechanism includes a support block fixedly installed on the top of the base, and a plurality of legs arranged in a matrix are fixedly installed on the top of the support block. The same fixed plate is fixedly installed on the two outriggers, and the same driving roller and the same driven roller are installed on the side where the two fixed plates are close to each other, and the outer transmission connection of the driving roller and the driven roller is connected with the same Feeding conveyor belt for conveying patches for loading.

In a possible design, the outer fixed sleeve of the power shaft is provided with a transmission pinion, and the inside of the gear box is installed with a horizontal reduction shaft, and the outer fixed sleeve of the reduction shaft is provided with a drive pinion. The deceleration bull gear meshed with the pinion, the ends of the No. 1 brush roller and the No. 2 brush roller all extend to the inside of the gear box, and the outer side of the No. 1 brush roller is fixedly sleeved with the The transmission gear that meshes with the reduction bull gear.

In a possible design, the body of the placement machine is provided with a receiving chamber located at the end of the feeding and conveying mechanism for receiving patches on the feeding and conveying mechanism. A connecting shaft arranged horizontally is installed in rotation, and the end of the connecting shaft is fixedly connected with the end of the driving roller, and the outside of the connecting shaft is connected by the second belt and the outer side of the second brush roller.

In a possible design, the outer sides of the No. 1 brush roller and the No. 2 brush roller are connected with the same No. 1 belt through pulley transmission, and a through hole is opened on the outer side of the gear box. The No. 2 belt The end of the suction pipe passes through the through hole and extends to the outside of the gear box. The chamber is fixedly connected with an ash collection box with an opening at the bottom. The end of the suction pipe and the ash collection box The inner seal is connected, the outer side of the power shaft is rotatably connected with the side wall of the ash collection box, and the bottom of the ash collection box is slidably installed with a slide cover through a slide rail and a chute.

It is to be understood that both the foregoing general description and the following detailed description are exemplary only and are not restrictive of the invention.

In the present invention, through the setting of the No. 1 brush roller and the No. 2 brush roller, the No. 1 brush roller and the No. 2 brush roller can rotate under the action of the driving motor. When the vacuum box is below, the patch will be pressed by the No. 1 brush roller and the No. 2 brush roller to remove dust. The rotation of the No. 1 brush roller and the No. 2 brush roller will not cause the patch to be on the feeding conveyor belt. The brushed dust will enter the interior of the dust collection box through the dust collection box and suction pipe for collection. The dust removal process does not need to stop the operation of the feeding conveyor belt, which can improve the feeding efficiency of the SMT placement machine;

In the present invention, through the setting of the power shaft, the transmission pinion and the large reduction gear, the power shaft can drive a plurality of suction fins to rotate at high speed, and then can form a suction force inside the suction pipe. At the same time, by setting The meshing of the reduction gear and the transmission gear can realize the linkage of the reduction shaft, the power shaft, the first brush roller and the second brush roller, and then through the set second belt, the second brush roller and the driving roller can be realized. The linkage, the whole operation process only needs one power source component, which reduces the production cost, and uses the flexible brush roller No. 1 and brush roller No. patch for cleaning;

In the present invention, the dust removal process does not need to stop the operation of the feeding conveyor belt, which can improve the feeding efficiency of the SMT placement machine. The flexible No. 1 brush roller and the No. 2 brush roller are used to closely fit the patch, which plays a very important role. While providing good protection, it can also clean the patch.

Description of drawings

Fig. 1 is the structural representation of the feeding mechanism of a kind of high-speed SMT placement machine provided by the embodiment of the present invention;

Fig. 2 is the schematic cross-sectional structure diagram of the feeding mechanism of a kind of high-speed SMT placement machine provided by the embodiment of the present invention;

3 is a schematic diagram of the internal structure of the concave frame of the feeding mechanism of a high-speed SMT placement machine provided by the embodiment of the present invention;

Fig. 4 is a schematic diagram of the separation structure of the ash collection box and the exhaust impeller shaft of the feeding mechanism of a high-speed SMT placement machine provided by the embodiment of the present invention;

FIG. 5 is an enlarged schematic diagram of the structure of part A in FIG. 2 of the feeding mechanism of a high-speed SMT placement machine provided by an embodiment of the present invention.

Reference signs:

1. Base; 2. Mounter body; 3. Support block; 4. Feeding and conveying mechanism; 5. No. 1 brush roller; 6. No. 2 brush roller; 7. Concave frame; 8. Gear box; 9. Drive motor; 10. Power shaft; 11. Suction fins; 12. Chamber; 13. Ash collection box; 14. Slide cover; , transmission gear; 19, No. 1 belt; 20, No. 2 belt; 21, connecting shaft; 22, receiving chamber; 23, through hole; 24, outrigger; 25, fixed plate; 26, feeding conveyor belt.

Detailed ways

Embodiments of the present invention will be described below with reference to the drawings in the embodiments of the present invention.

In this embodiment of the present invention, "and/or" is just a kind of association relationship describing associated objects, which means that there may be three kinds of relationships, for example, A and/or B can mean: A exists alone, and A and B exist simultaneously. B, there are three situations of B alone. In addition, the character "/" in this article generally indicates that the contextual objects are an "or" relationship.

Reference to "one embodiment" or "some embodiments" or the like in this specification means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the invention. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," "in other embodiments," etc. in various places in this specification are not necessarily All refer to the same embodiment, but mean "one or more but not all embodiments" unless specifically stated otherwise. The terms "including", "comprising", "having" and variations thereof mean "including but not limited to", unless specifically stated otherwise.

Example 1

Referring to Fig. 1 and Fig. 2, a kind of feeding mechanism of high-speed SMT placement machine, comprises base 1, and the concave frame 7 that is fixedly connected with the top of base 1, one side of concave frame 7 is provided with placement machine body 2 ;

The limit cleaning mechanism is fixed on the concave frame 7 and is used to limit and clean the patch;

The exhaust type dust removal mechanism is fixed on the concave frame 7 and is used to remove dust from the surface of the patch for feeding;

The feeding and conveying mechanism 4 is fixedly arranged on the base 1 and is used for conveying patches for feeding.

Referring to Fig. 1, the position-limiting cleaning mechanism includes No. 1 brush roller 5 and No. 2 brush roller 6 installed on the concave frame 7 in a horizontal rotation, and the tops of No. 1 brush roller 5 and No. 2 brush roller 6 All and the top of the patch conveyed on the feeding conveying mechanism 4 can break away from the tight fit.

Referring to Fig. 1, Fig. 3 and Fig. 4, a chamber 12 is provided on the concave frame 7, and the suction type dust removal mechanism includes a pumping pipe 15 fixed inside the chamber 12, and the bottom of the suction pipe 15 extends to the concave frame 7 There is a dust collection box for sucking the dust on the surface of the patch on the feeding and conveying mechanism 4, and the dust collection box is located above the No. 1 brush roller 5 and the No. 2 brush roller 6.

With reference to Fig. 1, Fig. 3 and Fig. 4, the exhaust type dedusting mechanism includes a gear box 8 fixedly installed on the outside of the concave frame 7, a drive motor 9 is fixedly installed on the outside of the gear box 8, and the end of the output shaft of the drive motor 9 extends A power shaft 10 is fixedly mounted to the inside of the gearbox 8 , the end of the power shaft 10 extends to the inside of the suction pipe 15 , and a plurality of suction fins 11 arranged in a ring are fixedly mounted on the outside of the power shaft 10 .

Referring to Fig. 1 and Fig. 2, the feeding and conveying mechanism 4 includes a support block 3 fixedly installed on the top of the base 1, and a plurality of legs 24 arranged in a matrix are fixedly installed on the top of the support block 3, and two legs on the same side The same fixed plate 25 is fixedly installed on the support leg 24, and the same driving roller and the same driven roller are installed on the side where the two fixed plates 25 are close to each other. A feeding conveyor belt 26 for conveying patches for feeding.

Example 2

Referring to Fig. 1 and Fig. 2, a kind of feeding mechanism of high-speed SMT placement machine, comprises base 1, and the concave frame 7 that is fixedly connected with the top of base 1, one side of concave frame 7 is provided with placement machine body 2 ;

The limit cleaning mechanism is fixed on the concave frame 7 and is used to limit and clean the patch;

The exhaust type dust removal mechanism is fixed on the concave frame 7 and is used to remove dust from the surface of the patch for feeding;

The feeding and conveying mechanism 4 is fixed on the base 1 and used to convey the patch for feeding;

The limit cleaning mechanism in the above technical solution uses flexible pressing parts to limit the patch without scratching the patch. The limit cleaning mechanism can limit the patch on the one hand, and on the other hand The patch can also be cleaned.

Referring to Fig. 1, the position-limiting cleaning mechanism includes No. 1 brush roller 5 and No. 2 brush roller 6 installed on the concave frame 7 in a horizontal rotation, and the tops of No. 1 brush roller 5 and No. 2 brush roller 6 Even the top of the patch conveyed on the feeding conveying mechanism 4 can be separated from the tight fit;

The No. 1 brush roller 5 and the No. 2 brush roller 6 in the above technical solution are made of flexible materials, which can clean the patch well without scratching the patch.

Referring to Fig. 1, Fig. 3 and Fig. 4, a chamber 12 is provided on the concave frame 7, and the suction type dust removal mechanism includes a pumping pipe 15 fixed inside the chamber 12, and the bottom of the suction pipe 15 extends to the concave frame 7 There is a vacuum box for sucking the dust on the surface of the patch on the feeding and conveying mechanism 4, and the vacuum box is located above the No. 1 brush roller 5 and the No. 2 brush roller 6;

The suction pipe 15 in the above technical solution is arranged in an L shape, and the dust collection box is arranged in a long strip shape, which can cover the width of the patch, and has a good dust suction effect on the surface of the patch.

With reference to Fig. 1, Fig. 3 and Fig. 4, the exhaust type dedusting mechanism includes a gear box 8 fixedly installed on the outside of the concave frame 7, a drive motor 9 is fixedly installed on the outside of the gear box 8, and the end of the output shaft of the drive motor 9 extends To the inside of the gearbox 8 and fixedly installed with a power shaft 10, the end of the power shaft 10 extends to the inside of the suction pipe 15, and the outer side of the power shaft 10 is fixedly installed with a plurality of suction fins 11 arranged in a ring;

The specifications of the drive motor 9 in the above-mentioned technical scheme can be selected according to the actual situation, and the suction fin 11 on the power shaft 10 can form a suction force when rotating at a high speed, and the suction force formed by the high-speed rotation of the suction fin 11 is the opposite. The power of sheet dust removal.

Referring to Fig. 1 and Fig. 2, the feeding and conveying mechanism 4 includes a support block 3 fixedly installed on the top of the base 1, and a plurality of legs 24 arranged in a matrix are fixedly installed on the top of the support block 3, and two legs on the same side The same fixed plate 25 is fixedly installed on the support leg 24, and the same driving roller and the same driven roller are installed on the side where the two fixed plates 25 are close to each other. A feeding conveyor belt 26 for conveying patches for feeding;

The two fixing plates 25 in the above-mentioned technical scheme are arranged horizontally and symmetrically. The effect of the fixing plates 25 is to install the feeding conveyor belt 26 on the one hand, and on the other hand, it can also carry out the patches transported on the feeding conveyor belt 26. limit.

Referring to Figure 2 and Figure 5, the outer fixed sleeve of the power shaft 10 is provided with a transmission pinion, the inner rotation of the gearbox 8 is equipped with a reduction shaft 16 arranged horizontally, and the outer fixed sleeve of the reduction shaft 16 is provided with a transmission pinion corresponding to the transmission pinion. Engaged deceleration gear 17, the ends of No. 1 brush roller 5 and No. 2 brush roller 6 all extend to the inside of gear box 8, and the outer fixed sleeve of No. 1 brush roller 5 is provided with deceleration gear 17 meshing transmission gear 18;

The deceleration gear 17 and the transmission pinion in the above technical solution will not be disengaged. The deceleration gear 17 can significantly reduce the speed of the deceleration shaft 16, so that the deceleration shaft 16 can drive the No. 1 brush roller 5 to buffer the rotation.

Referring to Fig. 2 and Fig. 5, the mounter body 2 is provided with a receiving chamber 22 located at the end of the feeding conveying mechanism 4 for receiving the patch on the feeding conveying mechanism 4, and the receiving chamber 22 is rotatably installed with a The connecting shaft 21 arranged horizontally, the end of the connecting shaft 21 is fixedly connected with the end of the drive roller, and the outside of the connecting shaft 21 is connected by the transmission of the outer side of the second belt 20 and the second brush roller 6;

The connecting shaft 21 and the No. 2 brush roller 6 in the above technical solution are arranged in parallel, and the connecting shaft 21 and the No. 2 brush roller 6 can rotate synchronously.

With reference to Fig. 2, Fig. 4 Fig. 5, the outer side of No. 1 brush roller 5 and No. 2 brush roller 6 is connected with the same No. 1 belt 19 through pulley transmission, and the outer side of gear box 8 is provided with through hole 23, and No. 2 belt The end of 20 passes through the through hole 23 and extends to the outside of the gear box 8. The ash collection box 13 with an opening at the bottom runs through and is fixedly connected to the chamber 12. The end of the suction pipe 15 is connected to the interior of the ash collection box 13 in a sealed Through, the outside of power shaft 10 is rotationally connected with the side wall of ash collecting box 13, and the bottom of ash collecting box 13 is slidably installed with slide cover 14 through slide rail and chute;

The sliding cover 14 and the ash collecting box 13 in the above technical solution can be disengaged, and the dust sucked out from the suction pipe 15 can enter the ash collecting box 13 for storage. of dust.

However, as is well known to those skilled in the art, the working principles and wiring methods of the mounter body 2 and the drive motor 9 are commonplace, and they all belong to conventional means or common knowledge, so they will not be repeated here. Those skilled in the art Optional matching can be carried out according to its needs or convenience.

The working principle and application process of this technical solution are as follows: when in use, place the patch to be loaded on the feeding conveyor belt 26 for feeding and conveying, press the switch of the driving motor 9, start the driving motor 9, and drive the motor 9 The output shaft will drive the power shaft 10 to rotate at a high speed, and the power shaft 10 can drive a plurality of suction fins 11 to rotate at a high speed, thereby forming a suction force inside the suction pipe 15 and the dust collection box. At the same time, through The meshing relationship between the set transmission pinion and the deceleration gear 17 can realize the linkage between the power shaft 10 and the deceleration shaft 16, and then through the meshing relationship between the set transmission gear 18 and the deceleration gear 17, the first brush roller 5 and the second brush roller The same No. 1 belt 19 that is connected to the outside of the No. 6 brush roller 6 can realize the linkage of the reduction shaft 16, the power shaft 10, the No. 1 brush roller 5 and the No. 2 brush roller 6, and utilize the No. 2 belt 20 to rotate No. 2 brush roller 6 will drive the connecting shaft 21 and the driving roller to rotate, and the feeding conveyor belt 26 can transport the patch to move. When the patch follows the feeding conveyor belt 26 and moves to the bottom of the dust collection box, the patch will Pressed and dust-removed by No. 1 brush roller 5 and No. 2 brush roller 6, the rotation and cleaning process of No. 1 brush roller 5 and No. 2 brush roller 6 will not cause the patch to shift on the feeding conveyor belt 26 , the dust that brushes out can enter the inside of ash collection box 13 through dust suction box, suction pipe 15 and collect.

The above is only a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Anyone familiar with the technical field can easily think of changes or replacements within the technical scope disclosed in the present invention, and should cover all Within the protection scope of the present invention; in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims (8)

1. A feeding mechanism of a high-speed SMT placement machine, characterized in that, comprising: Base (1), a concave frame (7) fixedly connected to the top of the base (1), one side of the concave frame (7) is provided with a mounter body (2); A limit cleaning mechanism, the limit cleaning mechanism is fixed on the concave frame (7) and used to limit and clean the patch; A ventilation type dust removal mechanism, the ventilation type dust removal mechanism is fixedly arranged on the concave frame (7) and is used to remove dust from the surface of the patch on which the material is loaded; A feeding conveying mechanism (4), the feeding conveying mechanism (4) is fixedly arranged on the base (1) and is used for conveying patches for feeding. 2. The feeding mechanism of a high-speed SMT placement machine according to claim 1, wherein the position-limiting cleaning mechanism includes a No. Brush roller (5) and No. 2 brush roller (6), the tops of described No. 1 brush roller (5) and No. 2 brush roller (6) are all conveyed on the described feeding conveying mechanism (4) The top of the patch breaks away for a tight fit. 3. the feeding mechanism of a kind of high-speed SMT mounter according to claim 2, is characterized in that, described concave frame (7) is provided with chamber (12), comprises on the described exhaust type dedusting mechanism The pumping pipe (15) fixedly arranged inside the chamber (12), the bottom of the pumping pipe (15) extends to the bottom of the concave frame (7) and is sealed and communicated with a pump for suctioning the feeding material. A dust suction box for pasting dust on the surface of the patch on the conveying mechanism (4), and the dust suction box is located above the No. 1 brush roller (5) and the No. 2 brush roller (6). 4. the feeding mechanism of a kind of high-speed SMT mounter according to claim 3, is characterized in that, comprises on the described ventilation type dedusting mechanism the gear box (8) that is fixedly installed on the outside of described concave frame (7) ), the outside of the gear box (8) is fixedly installed with a drive motor (9), and the end of the output shaft of the drive motor (9) extends to the inside of the gear box (8) and is fixedly installed with a power shaft ( 10), the end of the power shaft (10) extends to the inside of the suction pipe (15), and the outer side of the power shaft (10) is fixedly installed with a plurality of suction fins (11) arranged in a ring . 5. the feeding mechanism of a kind of high-speed SMT placement machine according to claim 4, is characterized in that, comprises on the described feeding delivery mechanism (4) the supporting block ( 3), the top of the support block (3) is fixedly installed with a plurality of legs (24) arranged in a matrix, and the same fixed plate (25) is fixedly installed on the two legs (24) on the same side The side of the two fixed plates (25) close to each other is installed with the same driving roller and the same driven roller, and the outer drive roller and driven roller are connected with the same one for feeding the patches. Feeding conveyor belt (26). 6. the feeding mechanism of a kind of high-speed SMT placement machine according to claim 5, is characterized in that, the outer fixed cover of described power shaft (10) is provided with drive pinion, and the gear box (8) The internal rotation is installed with the deceleration shaft (16) that is arranged horizontally, and the outer fixed sleeve of the deceleration shaft (16) is provided with the deceleration bull gear (17) meshed with the transmission pinion, and the No. 1 brush roller (5 ) and the ends of the No. 2 brush roller (6) all extend to the inside of the gear box (8), and the outer fixed sleeve of the No. 1 brush roller (5) is provided with the deceleration bull gear (17) meshing transmission gear (18). 7. according to the feeding mechanism of a kind of high-speed SMT mounter described in any one of claim 4-6, it is characterized in that, described mounter body (2) is provided with and is positioned at described feeding conveying mechanism ( 4) the receiving chamber (22) at the end for receiving the patch on the feeding conveying mechanism (4), the receiving chamber (22) is rotatably equipped with a connecting shaft (21) arranged horizontally, The end of the connecting shaft (21) is fixedly connected to the end of the driving roller, and the outside of the connecting shaft (21) is connected to the outside of the second brush roller (6) through the second belt (20) . 8. The feeding mechanism of a high-speed SMT placement machine according to claim 7, characterized in that, the outer sides of the No. 1 brush roller (5) and the No. 2 brush roller (6) are connected by belt pulley transmission There is the same No. 1 belt (19), the outside of the gear case (8) is provided with a through hole (23), and the end of the No. 2 belt (20) passes through the through hole (23) and extends to the The outer side of the gear box (8), the chamber (12) runs through and is fixedly connected with an ash collection box (13) with an opening at the bottom, and the end of the suction pipe (15) and the ash collection box ( 13) the inner seal is communicated, the outside of the power shaft (10) is rotationally connected with the side wall of the ash collection box (13), and the bottom of the ash collection box (13) is slidably installed through a slide rail and a chute There is a sliding cover (14).

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