CN213781992U

CN213781992U - Ball planting machine

Info

Publication number: CN213781992U
Application number: CN202022938560.5U
Authority: CN
Inventors: 邱国良; 宋先玖; 陈韬
Original assignee: Dongguan Kaige Precision Machinery Co ltd
Current assignee: Dongguan Kaige Precision Machinery Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-07-23
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a ball planting machine, which comprises a frame and a screen plate arranged on the frame, a blanking box with the bottom surface attached to the surface of the screen plate and a ball planting head used for driving the blanking box to move along the surface of the screen plate, wherein the ball planting head is arranged on the frame; the discharging box is provided with a ball storage groove, the bottom of the ball storage groove is provided with a ball distribution seam penetrating through the bottom surface of the discharging box, and at least one side surface of the ball distribution seam is obliquely arranged. In the ball mounting machine in the embodiment, the solder balls are concentrated in the storage tank, the ball mounting can be carried out as long as the solder balls in the storage tank meet a certain quantity, the condition that the solder balls overflow due to the fact that the excessive solder balls are accumulated on the screen plate is not needed to be worried, and the waste of the solder balls can be effectively reduced.

Description

Ball planting machine

Technical Field

The utility model relates to a plant the ball device, especially relate to a ball planting machine.

Background

The prior ball scraping and planting method is to spray a solder ball on a screen plate through a ball supply device and then scrape the solder ball from one side to the other side through a scraping plate device so that the solder ball can be planted on a substrate below the screen plate through a ball planting through hole on the screen plate.

However, when the solder balls are planted by the scraper, the solder balls are thinned on the whole screen plate, the solder balls on the whole screen plate can be well planted only by keeping a large number of solder balls, but the excessive solder balls on the screen plate easily cause the solder balls to overflow the screen plate in the ball scraping process, and the solder balls easily overflow the screen plate to cause waste.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ball mounting machine solves the condition that present ball mounting device needs the more tin ball just can be better completion ball mounting operation, is favorable to avoiding the tin ball to spill over the otter board and causes extravagant problem.

To achieve the purpose, the utility model adopts the following technical proposal:

a ball planting machine comprises a rack and a screen plate arranged on the rack, and comprises a lower material box and a ball planting head, wherein the bottom surface of the lower material box is attached to the surface of the screen plate, the ball planting head is used for driving the lower material box to move along the surface of the screen plate, and the ball planting head is arranged on the rack;

the discharging box is provided with a ball storage groove, the bottom of the ball storage groove is provided with a ball distribution seam penetrating through the bottom surface of the discharging box, and at least one side surface of the ball distribution seam is obliquely arranged.

Optionally, the top of blanking box has set firmly the supporting rod, the ball planting head interval is provided with two clamping parts, two the clamping part is all seted up and is used for the centre gripping groove of supporting rod.

Optionally, the automatic feeder also comprises a position detection device, the top of the feeding box is also provided with a first contact, the bottom of the ball planting head is provided with a second contact corresponding to the first contact, and the first contact and the second contact are both electrically connected with the position detection device; when the clamping rod is correctly clamped by the clamping groove, the first contact is communicated with the second contact, and the first contact, the second contact and the position detection device form a complete circuit.

Optionally, a slide rail is arranged on the rack, the ball planting head is arranged on the slide rail in a sliding manner, and a driving device for driving the ball planting head to move along the slide rail is further arranged on the rack.

Optionally, the ball distributing seam is in a long strip shape, and the length direction of the ball distributing seam is perpendicular to the sliding rail.

Optionally, the ball planting head further comprises a cross beam, a second lifting device, a fixing frame and a storage box, wherein the cross beam is arranged on the sliding rail in a sliding mode, the second lifting device is arranged on the cross beam and comprises a linear guide rail and a stepping motor, the storage box is fixedly connected with the fixing frame, the fixing frame is arranged on the linear guide rail, and the stepping motor drives the fixing frame to lift along the linear guide rail through a screw rod.

Optionally, the blanking box comprises a hollow frame body and a ball pressing plate fixedly arranged in the hollow frame body, the hollow frame body and the ball pressing plate form the ball storage groove, a gap between the inner side surface of the hollow frame body and the ball pressing plate forms the ball distributing seam, two sides of the ball pressing plate are respectively provided with a ball pressing surface opposite to the inner side surface, the ball pressing surface is an arc surface, and the ball pressing surface is gradually far away from the inner side surface along the direction close to the screen plate;

the bottom surface of the hollow frame body is attached to the surface of the screen plate, and a distance is arranged between the bottom surface of the ball pressing plate and the screen plate.

Optionally, the upper side of the screen plate is set to be a plane, a plurality of ball-planting through holes with different sizes are arranged on the screen plate at intervals, a first lifting device is arranged on the bottom side of the screen plate, a bearing jig for bearing the substrate is arranged at the top of the first lifting device, and the first lifting device is used for lifting the bearing jig to a set ball-planting height.

Optionally, a plane adjusting module for adjusting the position of the substrate is arranged on the bearing jig, and a CCD module for positioning the screen plate and the substrate is further arranged on the frame.

Optionally, the bearing jig is a vacuum adsorption tray, and the bottom of the vacuum adsorption tray is provided with an adsorption hole for fixing the substrate.

Compared with the prior art, the utility model discloses following beneficial effect has:

the tin balls are concentrated in the storage tank in the blanking box through the blanking box with the bottom surface attached to the screen plate, the ball distributing seam penetrating through the bottom surface of the blanking box is formed in the tank bottom of the ball storage tank, the ball planting head drives the blanking box to move, and the blanking box plants balls through the ball distributing seam. In this embodiment, on the solder ball of the overwhelming majority was concentrated to the stock chest rather than the otter board, as long as the solder ball in the stock chest satisfies certain quantity and can plant the ball, need not to worry that the too much solder ball of quantity piles up and causes the condition that the solder ball spills over on the otter board, the utility model discloses a ball planting machine can effectively reduce the extravagant condition of solder ball.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

The structure, ratio, size and the like shown in the drawings of 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 does not have the substantial significance in the technology, 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 which can be produced by the present invention and the achievable purpose.

Fig. 1 is a schematic perspective view of a ball mounting machine provided in an embodiment of the present invention;

fig. 2 is a schematic side view of a ball mounting machine provided in the embodiment of the present invention;

FIG. 3 is a schematic view of a connection structure of a beam, a ball planting head and a blanking box provided by the embodiment of the present invention;

fig. 4 is a schematic perspective view of a ball-planting head provided in an embodiment of the present invention;

fig. 5 is a schematic top view of the lower magazine provided in the embodiment of the present invention;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;

FIG. 7 is a cross-sectional view taken at C-C of FIG. 5;

fig. 8 is a schematic perspective view of a discharging box according to an embodiment of the present invention;

fig. 9 is a schematic perspective view of another viewing direction of the discharging box according to the embodiment of the present invention;

fig. 10 is an enlarged schematic view of position a in fig. 9.

Illustration of the drawings: 1. a frame; 2. a screen plate; 3. discharging the material box; 31. a ball storage groove; 32. cloth ball sewing; 33. a clamping rod; 34. pressing a ball plate; 341. pressing a spherical surface; 35. a hollow frame body; 351. an inner side surface; 4. planting a bulb; 41. a clamping portion; 42. a clamping groove; 43. a cross beam; 44. a second lifting device; 45. a fixed mount; 46. a storage box; 51. a first contact; 52. a second contact; 6. a drive device; 7. a first lifting device; 71. carrying the jig; 8. a plane adjustment module; 9. a CCD module.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

The embodiment of the utility model provides a ball planting machine, including the frame 1 that plays the supporting role, be provided with otter board 2 in the frame 1, ball planting machine still includes the unloading box 3 on 2 surfaces of bottom surface laminating otter board and is used for driving down the ball planting head 4 of magazine 3 along the surface removal of otter board 2, and ball planting head 4 sets up in frame 1. The ball planting machine is used for planting balls on the substrate or the area coated with the soldering paste.

The blanking box 3 is provided with a ball storage groove 31, the bottom of the ball storage groove 31 is provided with a ball distribution seam 32 penetrating through the bottom surface of the blanking box 3, at least one side surface of the ball distribution seam 32 is obliquely arranged, the inclined side surface of the ball distribution seam 32 and the moving direction of the blanking box 3 form an obtuse angle, and the inclined side surface can better push the solder balls to move. In this embodiment, the solder balls are stored in the ball storage grooves 31, and the solder balls are mounted through the ball distributing slits 32, so that the number of the solder balls on the screen plate is small, and the solder balls do not overflow out of the screen plate 2 due to the stacking effect, thereby avoiding waste of the solder balls. The solder balls in this embodiment are always stored in the ball storage groove 31, the solder balls stored in the ball storage groove 31 form a height difference through the inclined side surface, and the solder balls located in the ball distribution slits 32 have a tendency to slide down, so that the solder balls can continuously flow out from the outlets of the ball distribution slits 32, the solder balls can be uniformly distributed in a set area on the substrate, and the ball mounting quality is improved.

An optional realization of this embodiment, the top of unloading box 3 has set firmly supporting rod 33, and ball planting head 4 interval is provided with two clamping parts 41, and two clamping parts 41 all offer the centre gripping groove 42 that is used for centre gripping supporting rod 33. Specifically, when the ball planting head 4 is clamped on the clamping rod 33 through the two clamping grooves 4, the relative position of the ball planting head 4 and the blanking box 3 is kept unchanged, and then the ball planting head 4 drives the blanking box 3 to move along the surface of the screen plate 2. In addition, in this embodiment, through setting up two centre gripping grooves 4 and make lower magazine 3 keep better stability to further improve the ball quality of planting.

Optionally, the ball mounting machine further includes a position detection device, the top of the blanking box 3 is further provided with a first contact 51, the bottom of the ball mounting head 4 is provided with a second contact 52 corresponding to the first contact 51, and both the first contact 51 and the second contact 52 are electrically connected with the position detection device; when the holding lever 33 is held by the holding groove 42, the first contact 51 is connected to the second contact 52. Specifically, when the first contact 51 is accurately connected to the second contact 52, it indicates that the relative positions of the baiting box 3 and the ball planting head 4 are correct, and the ball planting head 4 can stably clamp the clamping rod 33.

Optionally, a slide rail is arranged on the frame 1, the ball planting head 4 is slidably arranged on the slide rail, and a driving device 6 for driving the ball planting head 4 to move along the slide rail is further arranged on the frame 1. The ball implanting head drives the blanking box 3 to move through the driving device 6. Specifically, the ball distributing slot 32 is in a long strip shape, and the length direction of the ball distributing slot 32 is perpendicular to the slide rail, so as to increase the ball distributing area of the blanking box 3 in one-time moving process.

The ball planting head 4 further comprises a cross beam 43, a second lifting device 44, a fixing frame 45 and a storage box 46, wherein the cross beam 43 is arranged on the sliding rail in a sliding mode, the second lifting device 44 is arranged on the cross beam 43, the second lifting device 44 comprises a linear guide rail and a stepping motor, the storage box 46 is fixedly connected with the fixing frame 45, the fixing frame 45 is arranged on the linear guide rail, and the stepping motor drives the fixing frame 45 to lift along the linear guide rail through a screw rod. Specifically, the storage case 46 is provided with a distributing groove for replenishing the solder balls to the feeding box 3, an outlet of the distributing groove is provided above the feeding box, and the solder balls slide down from the outlet of the distributing groove and then fall into the feeding box 3. Specifically, the storage box is provided with an electric switch for controlling the opening and closing of the distributing groove.

The lower material box 3 comprises a hollow frame body 35 and a ball pressing plate 34 fixedly arranged in the hollow frame body 35, the hollow frame body 35 and the ball pressing plate 34 form a ball storage groove 31, a ball distributing seam 32 is formed in a gap between the inner side surface 351 of the hollow frame body 35 and the ball pressing plate 34, ball pressing surfaces 341 opposite to the inner side surface 351 are arranged on two sides of the ball pressing plate 34, the ball pressing surfaces 341 are arc-shaped surfaces, and the ball pressing surfaces 341 are gradually far away from the inner side surface 351 along the direction close to the screen plate 2; the bottom surface of the hollow frame 35 is attached to the surface of the screen plate 2, and a space is provided between the bottom surface of the ball pressing plate 34 and the screen plate 2.

Specifically, in the moving process of the discharging box 3, the ball pressing surface 341 gives a certain downward pressure to the solder ball to help the solder ball to quickly pass through the ball mounting through hole on the screen 2, thereby improving the ball mounting efficiency.

Optionally, the upper side of the screen plate 2 is set to be a plane, a plurality of ball-planting through holes with different sizes are arranged on the screen plate 2 at intervals, a first lifting device 7 is arranged on the bottom side of the screen plate 2, a bearing jig 71 for bearing the substrate is arranged at the top of the first lifting device 7, and the first lifting device 7 is used for lifting the bearing jig 71 to a set ball-planting height. Specifically, when the bearing jig 71 rises to the set ball-planting height, the upper plate surface of the substrate is attached to the lower side surface of the screen plate.

Optionally, a plane adjusting module 8 for adjusting the position of the substrate is disposed on the carrying fixture 71, and a CCD module 9 for positioning the screen 2 and the substrate is further disposed on the frame 1. The CCD module 9 detects the positions of the screen plate and the substrate by photographing, so that the ball planting through holes on the screen plate correspond to the positions of the substrate coated with the soldering flux one by one, and the ball planting precision is improved.

The bearing jig 71 is a vacuum adsorption tray, and the bottom of the vacuum adsorption tray is provided with adsorption holes for fixing the substrate.

Specifically, otter board 2 sets up to the steel mesh, and the position that coats on the corresponding base plate on the steel mesh and has coated the scaling powder has seted up a plurality of ball planting through-holes of different sizes.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A ball planting machine comprises a rack (1) and a screen plate (2) arranged on the rack (1), and is characterized by further comprising a blanking box (3) with the bottom surface attached to the surface of the screen plate (2) and a ball planting head (4) used for driving the blanking box (3) to move along the surface of the screen plate (2), wherein the ball planting head (4) is arranged on the rack (1);

the ball distributing device is characterized in that the blanking box (3) is provided with a ball storage groove (31), the bottom of the ball storage groove (31) is provided with a ball distributing seam (32) penetrating through the bottom surface of the blanking box (3), and at least one side surface of the ball distributing seam (32) is obliquely arranged.

2. The ball planting machine according to claim 1, wherein a clamping rod (33) is fixedly arranged at the top of the blanking box (3), the ball planting head (4) is provided with two clamping parts (41) at intervals, and the two clamping parts (41) are both provided with a clamping groove (42) for clamping the clamping rod (33).

3. The ball planting machine according to claim 2, further comprising a position detection device, wherein a first contact (51) is arranged at the top of the lower box (3), a second contact (52) is arranged at the bottom of the ball planting head (4), and the first contact (51) and the second contact (52) are both electrically connected with the position detection device;

when the clamping groove (42) correctly clamps the clamping rod (33), the first contact (51) is communicated with the second contact (52), and the first contact (51), the second contact (52) and the position detection device form a complete electric circuit.

4. The ball planting machine according to claim 1, wherein a slide rail is arranged on the machine frame (1), the ball planting head (4) is arranged on the slide rail in a sliding manner, and a driving device (6) for driving the ball planting head (4) to move along the slide rail is further arranged on the machine frame (1).

5. The ball mounting machine according to claim 4, characterized in that the ball distribution seam (32) is in a long strip shape, and the length direction of the ball distribution seam (32) is perpendicular to the slide rail.

6. The ball planting machine according to claim 4, wherein the ball planting head (4) further comprises a cross beam (43), a second lifting device (44), a fixing frame (45) and a storage box (46), the cross beam (43) is slidably arranged on the slide rail, the second lifting device (44) is arranged on the cross beam (43), the second lifting device (44) comprises a linear guide rail and a stepping motor, the storage box (46) is fixedly connected with the fixing frame (45), the fixing frame (45) is arranged on the linear guide rail, and the stepping motor drives the fixing frame (45) to lift along the linear guide rail through a screw rod.

7. The ball placement machine according to claim 1, wherein the lower magazine (3) comprises a hollow frame body (35) and a ball pressing plate (34) fixedly arranged in the hollow frame body (35), the hollow frame body (35) and the ball pressing plate (34) form the ball storage groove (31), a gap between an inner side surface (351) of the hollow frame body (35) and the ball pressing plate (34) forms the ball distribution seam (32), ball pressing surfaces (341) opposite to the inner side surface (351) are arranged on two sides of the ball pressing plate (34), the ball pressing surfaces (341) are arranged to be arc-shaped surfaces, and the ball pressing surfaces (341) gradually get away from the inner side surface (351) along a direction close to the screen plate (2);

the bottom surface of the hollow frame body (35) is attached to the surface of the screen plate (2), and a distance is arranged between the bottom surface of the ball pressing plate (34) and the screen plate (2).

8. The ball planting machine according to claim 1, wherein the upper side of the screen plate (2) is a plane, a plurality of ball planting through holes with different sizes are arranged on the screen plate (2) at intervals, a first lifting device (7) is arranged on the bottom side of the screen plate (2), a bearing jig (71) for bearing a substrate is arranged at the top of the first lifting device (7), and the first lifting device (7) is used for lifting the bearing jig (71) to a set ball planting height.

9. The ball planting machine according to claim 8, wherein the bearing jig (71) is provided with a plane adjusting module (8) for adjusting the position of the substrate, and the frame (1) is further provided with a CCD module (9) for positioning the screen plate (2) and the substrate.

10. The ball planting machine according to claim 8, wherein the bearing jig (71) is a vacuum adsorption tray, and the bottom of the vacuum adsorption tray is provided with an adsorption hole for fixing a substrate.