CN111885908A

CN111885908A - High-efficient SMT paster material feeding unit

Info

Publication number: CN111885908A
Application number: CN202010733620.1A
Authority: CN
Inventors: 周李平; 方武松
Original assignee: Kunshan Yingyete Electronic Technology Co ltd
Current assignee: Kunshan Yingyete Electronic Technology Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2020-11-03
Anticipated expiration: 2040-07-27
Also published as: CN111885908B

Abstract

The invention discloses an efficient SMT (surface mount technology) chip feeding device which comprises a conveyor belt, wherein a narrow-sheet jig is fixedly connected to the upper end face of the conveyor belt, a chip groove is formed in the narrow-sheet jig, pressing sheets are slidably connected into the left side wall and the right side wall of the chip groove, a spring is arranged between the side wall of one side, back to the chip groove, of each pressing sheet and the side wall of the chip groove, and a limiting bulge is arranged at the upper end of the side wall, facing the chip groove, of each pressing sheet. The efficient SMT patch feeding device is simple in structure, high in applicability and high in stability.

Description

High-efficient SMT paster material feeding unit

Technical Field

The invention relates to the technical field of circuit board processing, in particular to an efficient SMT patch feeding device.

Background

The SMT paster refers to a short series of process flows processed on the basis of a printed circuit board, the SMT is a surface assembly technology and is the most popular technology and process in the current electronic assembly industry, the electronic circuit surface assembly technology is called surface mounting or surface mounting technology, the SMT paster is a circuit assembly technology which is used for mounting pin-free or short-lead surface assembly components on the surface of the printed circuit board or the surface of other substrates and carrying out welding assembly through methods such as flow welding or dip welding, electronic products used by people are formed by designing electronic components such as PCBs, various capacitors and resistors according to designed circuit diagrams under normal conditions, therefore, various different SMT paster processing technologies are needed for processing electric appliances in different shapes and colors, and the existing SMT paster is mainly transported through a conveyor belt.

However, the existing conveyor belt cannot fix the SMT patches, so that the SMT patches are easily displaced or laterally turned during conveying.

Disclosure of Invention

The invention aims to provide an efficient SMT patch feeding device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a high-efficient SMT paster material feeding unit, includes the conveyer belt, fixedly connected with narrowband piece tool on the up end of conveyer belt, be provided with the paster groove in the narrowband piece tool, sliding connection has the wafer pressing plate in the lateral wall about the paster groove, be provided with the spring between one side lateral wall in wafer groove and the lateral wall in paster groove of wafer pressing plate dorsad, the wafer pressing plate is provided with spacing arch towards one side lateral wall upper end in paster groove.

Preferably, a mounting groove is formed in the narrow piece jig, an insert is detachably and fixedly connected to the mounting groove, and the insert groove is formed in the insert.

Preferably, be provided with the ear groove on the lateral wall about mounting groove port department, both ends are provided with the engaging lug about inserting, the bottom in ear groove is provided with the screw bottom hole, be provided with the counter sink on the engaging lug, wear to be equipped with the screw in the counter sink, screw and screw bottom hole threaded connection.

Preferably, the upper side of the limiting protrusion is provided with a pressing inclined plane, and the lower side of the limiting protrusion is provided with a pulling inclined plane.

Preferably, the left side wall and the right side wall of the patch groove are provided with tablet pressing plate grooves, guide rods are fixedly connected to the tablet pressing plate grooves, the tablet pressing plates are arranged in the tablet pressing plate grooves, the tablet pressing plates are provided with guide rod holes, and the guide rods are slidably connected to the guide rod holes.

Preferably, the spring is sleeved on the guide rod.

Preferably, the bottom of the patch groove is provided with a positioning table.

Preferably, an elastic layer is arranged between the conveyor belt and the narrow piece jig, the conveyor belt and the elastic layer are connected in the gluing direction, and the narrow piece jig and the elastic layer are also connected in the gluing direction.

Compared with the prior art, the invention has the beneficial effects that: in the invention, in the conveying process, the SMT paster is placed in the paster groove, the left side and the right side of the SMT paster are pressed by the pressing plate under the action of the spring, the phenomenon that the SMT paster displaces or turns on one side due to the vibration of the conveying belt in the feeding process is effectively avoided, and the narrow piece jig can smoothly pass through the conveying roller when the narrow piece jig is narrow in width. The insert is beneficial to batch production of the jig, and the SMT paster with different specifications can be suitable only by replacing different inserts. The elastic layer is deformed when the conveying belt passes through the conveying roller, so that stress between the conveying belt and the narrow piece jig is avoided. The efficient SMT patch feeding device is simple in structure, high in applicability and high in stability.

Drawings

FIG. 1 is a schematic structural diagram of an efficient SMT patch feeding device;

fig. 2 is a partially enlarged view of fig. 1 at K.

In the figure: 1-conveying belt, 2-elastic layer, 3-narrow piece jig, 4-mounting groove, 5-insert, 6-lug groove, 7-connecting lug, 8-threaded bottom hole, 9-countersunk hole, 10-screw, 11-pressing plate groove, 12-pressing plate, 13-pressing inclined plane, 14-pulling inclined plane, 15-limiting protrusion, 16-guide rod hole, 17-guide rod, 18-spring, 19-sticking groove and 20-positioning table.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution:

the utility model provides a high-efficient SMT paster material feeding unit, includes conveyer belt 1, fixedly connected with sheetlet tool 3 on the up end of conveyer belt 1, be provided with paster groove 19 in the sheetlet tool 3, sliding connection has pressure plate 12 in the lateral wall about paster groove 19, be provided with spring 18 between one side lateral wall of pressure plate 12 dorsad paster groove 19 and the lateral wall of paster groove 19, pressure plate 12 is provided with spacing arch 15 towards one side lateral wall upper end of paster groove 19.

In the transportation process, the SMT paster is placed in paster groove 19, and the left and right sides that the SMT paster was compressed tightly to the clamp plate 12 under the effect of spring 18 has effectively avoided the pay-off in-process because of the displacement of SMT paster or the phenomenon of turning on one's side that conveyer belt 1 vibrates to produce, and the narrow width of slice tool 3 is narrow when meeting the transfer roller, can pass through smoothly.

Preferably, a mounting groove 4 is formed in the narrow piece jig 3, an insert 5 is detachably and fixedly connected in the mounting groove 4, and the insert groove 19 is formed in the insert 5.

The insert 5 is beneficial to batch production of the jig, and the SMT paster with different specifications can be suitable only by replacing different inserts 5.

Preferably, be provided with ear groove 6 on the lateral wall about 4 ports departments of mounting groove, both ends are provided with engaging lug 7 about insert 5, the bottom of ear groove 6 is provided with screw bottom hole 8, be provided with counter sink 9 on the engaging lug 7, wear to be equipped with screw 10 in the counter sink 9, screw 10 and the 8 threaded connection in screw bottom hole.

The insert 5 is detachably connected to the narrow piece jig 3 through screws.

Preferably, the upper side of the limiting protrusion 15 is provided with a pressing inclined surface 13, and the lower side of the limiting protrusion 15 is provided with a pulling inclined surface 14.

The limiting bulge 15 has a limiting effect on the limiting bulge 15, the SMT paster is pressed into the paster groove 19 during feeding, the paster and the pressing inclined plane 13 act to enable the pressing plate 12 to retract during pressing, the sucker tightly sucks the paster to extract the SMT paster when the SMT paster is taken out, and the paster and the pulling inclined plane 14 act to enable the pressing plate 12 to retract during extracting.

Preferably, the left and right side walls of the film sticking groove 19 are provided with film pressing plate grooves 11, guide rods 17 are fixedly connected to the film pressing plate grooves 11, the film pressing plate 12 is arranged in the film pressing plate grooves 11, the film pressing plate 12 is provided with guide rod holes 16, and the guide rods 17 are slidably connected to the guide rod holes 16.

The guide rod 17 is slidably connected in the guide rod hole 16, and the sliding installation of the pressing sheet plate 12 is realized.

Preferably, the spring 18 is sleeved on the guide rod 17.

The spring 18 is sleeved on the guide rod 17, so that the pressure is more uniform.

Preferably, the bottom of the patch slot 19 is provided with a positioning table 20.

The positioning table 20 positions the bottom of the SMT patch.

Preferably, an elastic layer 2 is arranged between the conveyor belt 1 and the narrow piece jig 3, the conveyor belt 1 is connected with the elastic layer 2 through adhesive, and the narrow piece jig 3 is also connected with the elastic layer 2 through adhesive.

The elastic layer 2 deforms when the conveying belt 1 passes through the conveying roller, and stress between the conveying belt 1 and the narrow piece jig 3 is avoided.

The working principle of the invention is as follows: in the transportation process, the SMT paster is placed in paster groove 19, and the left and right sides that the SMT paster was compressed tightly to the clamp plate 12 under the effect of spring 18 has effectively avoided the pay-off in-process because of the displacement of SMT paster or the phenomenon of turning on one's side that conveyer belt 1 vibrates to produce, and the narrow width of slice tool 3 is narrow when meeting the transfer roller, can pass through smoothly. The insert 5 is beneficial to batch production of the jig, and the SMT paster with different specifications can be suitable only by replacing different inserts 5. The insert 5 is detachably connected to the narrow piece jig 3 through screws. The limiting bulge 15 has a limiting effect on the limiting bulge 15, the SMT paster is pressed into the paster groove 19 during feeding, the paster and the pressing inclined plane 13 act to enable the pressing plate 12 to retract during pressing, the sucker tightly sucks the paster to extract the SMT paster when the SMT paster is taken out, and the paster and the pulling inclined plane 14 act to enable the pressing plate 12 to retract during extracting. The guide rod 17 is slidably connected in the guide rod hole 16, and the sliding installation of the pressing sheet plate 12 is realized. The spring 18 is sleeved on the guide rod 17, so that the pressure is more uniform. The positioning table 20 positions the bottom of the SMT patch. The elastic layer 2 deforms when the conveying belt 1 passes through the conveying roller, and stress between the conveying belt 1 and the narrow piece jig 3 is avoided.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a high-efficient SMT paster material feeding unit, includes conveyer belt (1), its characterized in that: fixedly connected with narrowband tool (3) on the up end of conveyer belt (1), be provided with paster groove (19) in narrowband tool (3), sliding connection has piece pressing plate (12) in the lateral wall about paster groove (19), be provided with spring (18) between the lateral wall in one side lateral wall of piece pressing plate (12) dorsad paster groove (19) and paster groove (19), piece pressing plate (12) are provided with spacing arch (15) towards one side lateral wall upper end in paster groove (19).

2. An efficient SMT patch feeding device according to claim 1, wherein: the narrow piece jig is characterized in that a mounting groove (4) is formed in the narrow piece jig (3), an insert (5) is detachably and fixedly connected to the mounting groove (4), and an insert groove (19) is formed in the insert (5).

3. An efficient SMT patch feeding device according to claim 1, wherein: be provided with ear groove (6) on the lateral wall about mounting groove (4) port department, both ends are provided with engaging lug (7) about insert (5), the bottom of ear groove (6) is provided with screw bottom hole (8), be provided with counter sink (9) on engaging lug (7), wear to be equipped with screw (10) in counter sink (9), screw (10) and screw bottom hole (8) threaded connection.

4. An efficient SMT patch feeding device according to claim 1, wherein: the upper side of the limiting bulge (15) is provided with a pressing inclined plane (13), and the lower side of the limiting bulge (15) is provided with a pulling inclined plane (14).

5. An efficient SMT patch feeding device according to claim 1, wherein: the novel pressure plate is characterized in that pressure plate grooves (11) are formed in the left side wall and the right side wall of the patch groove (19), guide rods (17) are fixedly connected to the pressure plate grooves (11), the pressure plate (12) is arranged in the pressure plate grooves (11), guide rod holes (16) are formed in the pressure plate (12), and the guide rods (17) are connected in the guide rod holes (16) in a sliding mode.

6. An efficient SMT patch feeding device according to claim 1, wherein: the spring (18) is sleeved on the guide rod (17).

7. An efficient SMT patch feeding device according to claim 1, wherein: and a positioning table (20) is arranged at the bottom of the patch groove (19).

8. An efficient SMT patch feeding device according to claim 1, wherein: be provided with elastic layer (2) between conveyer belt (1) and narrowband tool (3), pass through sticky to being connected between conveyer belt (1) and elastic layer (2), also pass through sticky to being connected between narrowband tool (3) and elastic layer (2).