CN211509717U

CN211509717U - Power module production is with leadless tin cream printing machine precision positioning platform

Info

Publication number: CN211509717U
Application number: CN201922350239.2U
Authority: CN
Inventors: 陆尽水
Original assignee: Shijiazhuang High Tech Zone Jite Electronic Co ltd
Current assignee: Shijiazhuang High Tech Zone Jite Electronic Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-09-15
Anticipated expiration: 2029-12-24

Abstract

The utility model relates to a power module production facility technical field just discloses a power module production is with leadless solder paste printing machine precision positioning platform, the on-line screen storage device comprises a base, the four corners fixed position on base top installs spacing spout, spacing slider has been cup jointed in the inside activity of spacing spout, spacing slider's bottom fixed mounting has and is located the inside spacing spring of spacing spout. This power module production is with leadless solder paste printing machine precision positioning platform, install spacing spout through the four corners position on base top, and there is spacing slider at the inside slidable mounting on spacing spout, when the moving platform on precision platform top produced vibrations, vibrations are conducted to fixed platform through the backup pad, fixed platform then will shake even conduction to the spacing slider in bottom four corners, the spacing spring atress compression of spacing slider bottom produces deformation offset part vibrations and makes fixed platform tend to stably, the advantage that possesses good shock attenuation effect has been realized.

Description

Power module production is with leadless tin cream printing machine precision positioning platform

Technical Field

The utility model relates to a power module equipment technical field specifically is a power module production is with leadless tin cream printing machine precision positioning platform.

Background

At present, a full-automatic lead-free solder paste printer is a key device on a production line of the SMT industry, and in the full-automatic solder paste printer, a precision positioning platform under visual guidance is a core component of the full-automatic solder paste printer, and the positioning precision of the precision positioning platform directly determines the solder paste printing quality. And with the increasing miniaturization of the chip components, the pin pitch of the chip components is smaller and smaller, and the updating and upgrading period of the full-automatic lead-free solder paste printer is shorter and shorter.

And the current power module production is with no plumbous tin cream printing machine precision positioning platform is owing to adopted rigid connection to carry out the produced vibrations of during operation printing machine and can directly conduct to the precision positioning platform when using to exert an influence to the precision positioning platform, cause the moving platform slope easily, thereby reduce the support effect to the work piece.

Meanwhile, the existing lead-free solder paste printer precision positioning platform for power module production generally adopts a hydraulic cylinder or an electric cylinder to adjust the moving platform, and the adjusting stroke of the adjusting device is generally not too small, so that when the moving platform is slightly inclined under the action of external force, the moving platform cannot be finely adjusted, and the adaptability is weak.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a power module production is with leadless tin cream printing machine precision positioning platform possesses good shock attenuation effect and can carry out the advantage of finely tuning to moving platform, has solved the problem that proposes among the above-mentioned background.

The utility model provides a following technical scheme: the utility model provides a power module production is with leadless solder paste printing machine precision positioning platform, the on-line screen storage device comprises a base, the four corners position fixed mounting on base top has spacing spout, spacing slider has been cup jointed in the inside activity of spacing spout, spacing slider's bottom fixed mounting has and is located the inside spacing spring of spacing spout, spacing spring's bottom with the top fixed connection of base, spacing slider's top fixed mounting has fixed platform, fixed platform's top is equipped with the threaded rod, the right-hand member fixed mounting of threaded rod has the carousel, the left end fixed mounting of threaded rod has the pressure plate.

Preferably, lower chutes are formed in the upper side and the lower side of the bottom end of the base, and upper chutes are formed in the left side and the right side of the top end of the fixed platform.

Preferably, a supporting plate is fixedly arranged at the middle position of the top end of the fixed platform, and a moving platform is placed above the supporting plate.

Preferably, the inside activity joint of going up the spout has the top slide, the top fixed mounting of top slide has the locating plate.

Preferably, the middle part of the positioning plate is provided with a threaded groove which is completely penetrated through, the threaded groove is matched with the threaded rod, and the threaded groove is in threaded connection with the threaded rod.

Preferably, the area of the bottom end of the moving platform is smaller than that of the supporting plate, and a preformed hole is formed in the top end of the moving platform.

Preferably, the top fixed mounting of spacing spout has the telescopic link, the top fixed mounting of telescopic link has the fixed plate, the fixed plate with one side fixed connection that spacing slider is close to the top.

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

1. this power module production is with leadless solder paste printing machine precision positioning platform, install spacing spout through the four corners position on base top, and there is spacing slider at the inside slidable mounting on spacing spout, when the moving platform on this precision platform top produces vibrations, vibrations are conducted to fixed platform through the backup pad, fixed platform then will shake even conduction to the spacing slider in bottom four corners on, the spacing spring atress compression of spacing slider bottom produced deformation offset part vibrations this moment and made fixed platform tend to stably, thereby realized possessing good shock attenuation effect's advantage.

2. This power module production is with no lead-free tin cream printing machine precision positioning platform, spout has been seted up through the top at the base, and there is the slider at the inside slidable mounting of last spout, and prevent moving platform in the top of backup pad, when moving platform received the effort and produced small displacement, the accessible rotated the carousel, the threaded rod impels to the inboard under the drive of carousel, it promotes moving platform to drive the pressure plate and adjusts, thereby realized the advantage that can carry out the fine setting to moving platform.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the bottom structure of the present invention;

FIG. 3 is a schematic structural view of the limiting slide block and the limiting chute of the present invention;

fig. 4 is a schematic structural view of the threaded rod and the thread groove of the present invention.

In the figure: 1. a base; 2. a lower chute; 3. a limiting chute; 4. a limiting slide block; 5. a limiting spring; 6. a fixing plate; 7. a telescopic rod; 8. a fixed platform; 9. a support plate; 10. an upper chute; 11. an upper slide block; 12. positioning a plate; 13. a thread groove; 14. a threaded rod; 15. a pressure plate; 16. a turntable; 17. a mobile platform; 18. holes are reserved.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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 fig. 1-4, a precision positioning platform of a lead-free solder paste printing machine for power module production comprises a base 1, wherein limiting sliding grooves are fixedly arranged at four corners of the top end of the base 1, a limiting sliding block 4 is sleeved inside the limiting sliding grooves in a movable mode, a limiting spring 5 positioned inside the limiting sliding grooves is fixedly arranged at the bottom end of the limiting sliding block 4, the bottom end of the limiting spring 5 is fixedly connected with the top end of the base 1, a fixed platform 8 is fixedly arranged at the top end of the limiting sliding block 4, a threaded rod 14 is arranged at the top end of the fixed platform 8, a turntable 16 is fixedly arranged at the right end of the threaded rod 14, and a pressure plate 15 is.

Further, lower spout 2 has all been seted up to the upper and lower both sides of base 1 bottom, and spout 10 has all been seted up to the left and right sides on 8 tops of fixed platform, through spout 2 down can be convenient with this base activity joint on arbitrary frame, realize quick dismantlement and installation.

Further, the middle part fixed mounting on 8 tops of fixed platform has backup pad 9, and moving platform 17 has been placed to the top of backup pad 9, and backup pad 9 has polylith bar riser to constitute, and the setting of polylith bar riser can make 9 even the power that bears from moving platform 17 of backup pad, avoids deforming damage.

Furthermore, an upper slide block 11 is movably clamped inside the upper chute 10, a positioning plate 12 is fixedly mounted at the top end of the upper slide block 11, and the upper slide block 11 can drive the positioning plate 12 to move in the upper chute 10, so that the relative position between the positioning plate 12 and the moving platform 17 can be adjusted, and fine adjustment on the relative position can be performed.

Further, the middle part of the positioning plate 12 is provided with a thread groove 13 which completely penetrates through, the thread groove 13 is matched with the threaded rod 14, the thread groove 13 is in threaded connection with the threaded rod 14, at the moment, the turnplate 16 can be rotated by the passing, the threaded rod 14 is driven by the turnplate 16 to be pushed inwards, and the pressure plate 15 is driven to push the moving platform 17 to be adjusted.

Further, the area of the bottom end of the moving platform 17 is smaller than that of the support plate 9, the top end of the moving platform 17 is provided with a reserved hole 18, and the area of the moving platform 17 is smaller than that of the support plate 9, so that the moving platform can move on the support plate 9 in a small range to adjust.

Further, the top fixed mounting of spacing spout has telescopic link 7, and the top fixed mounting of telescopic link 7 has fixed plate 6, and fixed plate 6 and spacing slider 4 are close to one side fixed connection on top, can adjust the relative distance of spacing slider 4 relative spacing spout 3 through adjusting telescopic link 7, realize the regulation of 8 heights of fixed platform.

The working principle is as follows: this power module production is with leadless solder paste printing machine precision positioning platform when, at first place moving platform 17 in backup pad 9's top and through the installation power module of preformed hole 18, when moving platform 17 received the effort and produce small displacement, the accessible rotates carousel 16, threaded rod 14 impels to the inboard under the drive of carousel 16, it promotes moving platform 17 to drive pressure plate 15 and adjusts, when producing vibrations, vibrations pass through backup pad 9 conduction to fixed platform 8, fixed platform 8 then will vibrate even conduction to the spacing slider 4 in bottom four corners, spacing spring 5 atress compression production deformation offset part vibrations of spacing slider 4 bottom this moment makes fixed platform 8 tend to stably.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a power module production is with no plumbous tin cream printing machine precision positioning platform, includes base (1), its characterized in that: the utility model discloses a portable pressure cooker, including base (1), limiting slide's top, bottom fixed mounting have and be located the inside limiting spring (5) of limiting slide (4), the bottom of limiting spring (5) with the top fixed connection of base (1), the top fixed mounting of limiting slide (4) has fixed platform (8), the top of fixed platform (8) is equipped with threaded rod (14), the right-hand member fixed mounting of threaded rod (14) has carousel (16), the left end fixed mounting of threaded rod (14) has pressure plate (15).

2. The precision positioning platform of the lead-free solder paste printer for power module production as claimed in claim 1, wherein: lower chutes (2) are formed in the upper side and the lower side of the bottom end of the base (1), and upper chutes (10) are formed in the left side and the right side of the top end of the fixed platform (8).

3. The precision positioning platform of the lead-free solder paste printer for power module production as claimed in claim 1, wherein: a supporting plate (9) is fixedly installed at the middle position of the top end of the fixed platform (8), and a movable platform (17) is placed above the supporting plate (9).

4. The precision positioning platform of the lead-free solder paste printer for power module production as claimed in claim 2, wherein: the inside activity joint of going up spout (10) has last slider (11), the top fixed mounting of last slider (11) has locating plate (12).

5. The precision positioning platform of the lead-free solder paste printer for power module production as claimed in claim 4, wherein: the middle part of the positioning plate (12) is provided with a threaded groove (13) which is completely penetrated, the threaded groove (13) is matched with the threaded rod (14), and the threaded groove (13) is in threaded connection with the threaded rod (14).

6. The precision positioning platform of the lead-free solder paste printer for power module production as claimed in claim 3, wherein: the area of the bottom end of the movable platform (17) is smaller than that of the support plate (9), and a preformed hole (18) is formed in the top end of the movable platform (17).

7. The precision positioning platform of the lead-free solder paste printer for power module production as claimed in claim 1, wherein: the top fixed mounting of spacing spout has telescopic link (7), the top fixed mounting of telescopic link (7) has fixed plate (6), fixed plate (6) with one side fixed connection that spacing slider (4) are close to the top.