CN212876223U

CN212876223U - Loading tool for SMT

Info

Publication number: CN212876223U
Application number: CN202022311811.7U
Authority: CN
Inventors: 曹智明
Original assignee: Wan'an Yugao Electronic Technology Co ltd
Current assignee: Wan'an Yugao Electronic Technology Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-04-02
Anticipated expiration: 2030-10-16

Abstract

The utility model discloses a frock carrier for SMT, include: the device comprises a carrier body, a first sliding block, a second sliding block and a bidirectional screw rod; the rectangular hole has been seted up at carrier body top, all be equipped with the spout on two relative inner walls in the rectangular hole, the both ends difference joint of first slider and second slider in the spout and with carrier body sliding connection, all be equipped with first draw-in groove on the relative inner wall of first slider and second slider, two-way lead screw passes first slider and second slider in proper order, its one end rotates with the carrier body to be connected, its tip in the outside that the other end extends to the carrier body is equipped with the carousel, two-way lead screw includes first spiral portion and second spiral portion, first slider threaded connection is in first spiral portion, second slider threaded connection is in second spiral portion. The beneficial effects of the utility model are that can realize fixed to the centre gripping of the PCB board of different specifications, simultaneously, the PCB board of processing is treated to fixed that can be stable, guarantees the stability at reflow soldering in-process PCB board, and then ensures welding quality.

Description

Loading tool for SMT

Technical Field

The utility model relates to a SMT frock technical field, more specifically the utility model relates to a SMT is with frock.

Background

Reflow soldering is an indispensable ring in SMT (surface mount technology) for industrial equipment, and reflow soldering is to weld electronic components on the surface of a PCB (printed circuit board), needs to use a carrier to fix the PCB when welding in the reflow soldering furnace, and still needs to use the carrier to transfer the PCB in the subsequent process operation process.

However, in the carrier for reflow oven in the prior art, in the using process, the width dimension of the PCB carrier is fixed, and when the PCB with different width dimensions needs to be replaced, the carrying tool needs to be replaced with the carrying tool with the corresponding dimension, or the carrying tool with larger dimension is adopted, and then other auxiliary fixing tools are adopted for fixing, so that the operation is troublesome, and the working efficiency is greatly reduced.

Therefore, how to provide a tooling carrier that is compatible with various PCBs with different specifications, and can effectively clamp the PCBs at the same time, thereby ensuring the stability of the PCBs during the reflow soldering process is a problem that needs to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a SMT uses frock has solved the PCB board that SMT used frock can not compatible different specifications among the prior art, can not guarantee the stability of reflow soldering in-process PCB board simultaneously, influences welding quality.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a tool for SMT, comprising: the device comprises a carrier body, a first sliding block, a second sliding block and a bidirectional screw rod;

the rectangular hole has been seted up at carrier body top, all is equipped with the spout on two relative inner walls in the rectangular hole, first slider with the both ends difference joint of second slider is in the spout and with carrier body sliding connection, first slider with all be equipped with the first draw-in groove that is used for joint PCB board on the relative inner wall of second slider, two-way lead screw passes in proper order first slider with the second slider, its one end with carrier body rotates to be connected, and the other end extends to its tip in the outside of carrier body is equipped with and is used for rotating the carousel of two-way lead screw, two-way lead screw includes first spiral portion and second spiral portion, first slider threaded connection in first spiral portion, second slider threaded connection in second spiral portion.

Further, still include flexible subassembly, flexible subassembly includes fixture block, slide bar and spring, the slide bar is located between first slider and the second slider, just the slide bar with first slider and second slider are parallel, slide bar slidable wears to locate the lateral wall of carrier body, its tip is equipped with in one end stretches into the rectangular hole its tip is equipped with the fixture block, and the other end is arranged in its tip of carrier body outside is equipped with and is used for spacing flange, the spring housing is located the fixture block with between the carrier body on the slide bar, the fixture block is equipped with the second draw-in groove towards one side of rectangular hole.

Further, still include the handle, the handle locate with telescopic component is relative the outside of carrier body.

Further, still include the quick-operation clamp, the quick-operation clamp is equipped with two, two the quick-operation clamp is located respectively first slider with the top of second slider, the quick-operation clamp is used for providing pressure to the joint in the PCB board in the first draw-in groove.

Furthermore, a crank used for rotating the bidirectional screw rod is arranged on the rotary table.

According to the technical scheme, compare with prior art, the utility model provides a frock carrier for SMT, through two-way lead screw, the setting of first slider and second slider, under the rotation of two-way lead screw, can realize the adjustment of distance between first slider and the second slider, the setting of flexible subassembly in coordination, and then can realize fixed to the centre gripping of the PCB board of different specifications, and simultaneously, set up the quick clamp on first slider and second slider, the quick clamp can provide pressure to the PCB board, and then the PCB board of processing is treated in more stable fixing, guarantee the stability at reflow soldering in-process PCB board, and then guarantee welding quality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required 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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic diagram of a structure of a tool carrier for SMT.

Wherein: 1 is a carrier body; 2 is a first slide block; 3 is a second slide block; 4 is a bidirectional screw; 41 is a first spiral part; 42 is a second spiral portion; 5 is a telescopic component; 51 is a fixture block; 52 is a sliding rod; 53 is a spring; 6 is a chute; 7 is a first card slot; 8 is a turntable; 9 is a flange; 10 is a second card slot; 11 is a handle; 12 is a quick clamp; 13 is a crank.

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 the attached drawing 1, the embodiment of the utility model discloses a frock carrier for SMT, a serial communication port, include: the device comprises a carrier body 1, a first slide block 2, a second slide block 3 and a bidirectional lead screw 4;

the carrier body 1 is provided with a rectangular hole at the top, namely the carrier body 1 is a rectangular frame formed by enclosing four rectangular frames, the inner sides of the two rectangular frames in the length direction are respectively provided with a sliding groove 6, the sliding grooves 6 at the inner sides of the two rectangular frames are arranged along the length direction of the rectangular frame, the two sliding grooves 6 are mutually parallel, a first sliding block 2 and a second sliding block 3 are mutually parallel, two ends of the first sliding block 2 and the second sliding block 3 are respectively clamped in the sliding grooves 6, the first sliding block 2 and the second sliding block 3 can slide along the sliding grooves 6, the opposite inner walls of the first sliding block 2 and the second sliding block 3 are respectively provided with a first clamping groove 7 for clamping a PCB, the first clamping grooves 7 on the first sliding block 2 and the second sliding block 3 are mutually parallel, the bottom forms a plane for bearing the PCB, a bidirectional screw rod 4 sequentially passes through the first sliding block 2 and the second sliding block 3, one end of the, the other end extends to the outside of the carrier body 1, the bidirectional screw rod 4 is also rotatably connected with the carrier body 1 through a bearing, a rotating disc 8 for rotating the bidirectional screw rod 4 is arranged at the end part, a crank 13 for rotating the bidirectional screw rod 4 is arranged on the rotating disc 8, the bidirectional screw rod 4 comprises a first spiral part 41 and a second spiral part 42, the first slider 2 is in threaded connection with the first spiral part 41, the second slider 3 is in threaded connection with the second spiral part 42, and the thread directions of the first spiral part 41 and the second spiral part 42 are opposite.

Specifically, still include flexible subassembly 5, flexible subassembly 5 includes fixture block 51, slide bar 52 and spring 53, slide bar 52 is located between first slider 2 and the second slider 3, and slide bar 52 is parallel with first slider 2 and second slider 3, slide bar 52 slidable wears to locate the lateral wall of carrier body 1, its tip is equipped with fixture block 51 in its one end stretches into the rectangular hole, its tip is equipped with and is used for spacing flange 9 outside carrier body 1 is arranged in to the other end, spring 53 overlaps on locating fixture block 51 and the slide bar 52 between the carrier body 1, fixture block 51 is equipped with the second draw-in groove 10 that is used for joint PCB board towards one side of rectangular hole.

In the above embodiment, the SMT tool carrier further includes a handle 11, the handle 11 is disposed on the outer side of the carrier body 1 opposite to the telescopic assembly 5, and the handle 11 is disposed to facilitate the transportation of the SMT tool carrier.

Specifically, still including pressing from both sides 12 fast, press from both sides 12 fast and be equipped with two, two press from both sides 12 fast and locate first slider 2 and second slider 3's top respectively, press from both sides 12 fast and be used for providing pressure to the PCB board of joint in first draw-in groove 7 and second draw-in groove 10, and then guarantee the stability of PCB board in this frock carrier for SMT, ensure the stability of PCB board in reflow soldering in-process, and then guarantee welding quality. In this embodiment, the quick clamp 12 is a vertical type clamp.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a frock carrier for SMT which characterized in that includes: the device comprises a carrier body (1), a first sliding block (2), a second sliding block (3) and a bidirectional screw rod (4);

the top of the carrier body (1) is provided with a rectangular hole, two opposite inner walls in the rectangular hole are respectively provided with a sliding groove (6), two ends of the first sliding block (2) and the second sliding block (3) are respectively clamped in the sliding grooves (6) and are in sliding connection with the carrier body (1), the opposite inner walls of the first sliding block (2) and the second sliding block (3) are respectively provided with a first clamping groove (7) for clamping a PCB (printed circuit board), the bidirectional lead screw (4) sequentially penetrates through the first sliding block (2) and the second sliding block (3), one end of the bidirectional lead screw is rotatably connected with the carrier body (1), the other end of the bidirectional lead screw extends to the outer side of the carrier body (1), the end part of the bidirectional lead screw is provided with a turntable (8) for rotating the bidirectional lead screw (4), and the bidirectional lead screw (4) comprises a first spiral part (41) and a second spiral part (42), the first slider (2) is screwed to the first screw portion (41), and the second slider (3) is screwed to the second screw portion (42).

2. A tool carrier for SMT according to claim 1, further comprising a telescoping assembly (5), the telescopic component (5) comprises a clamping block (51), a sliding rod (52) and a spring (53), the sliding rod (52) is arranged between the first sliding block (2) and the second sliding block (3), and the slide bar (52) is parallel to the first slide block (2) and the second slide block (3), the slide rod (52) is slidably arranged on the side wall of the carrier body (1) in a penetrating way, one end of the slide rod extends into the rectangular hole, the end part of the slide rod is provided with the clamping block (51), the other end of the slide rod is arranged outside the carrier body (1), the end part of the slide rod is provided with a flange (9) for limiting, the spring (53) is sleeved on the sliding rod (52) between the clamping block (51) and the carrier body (1), one side of the clamping block (51) facing the rectangular hole is provided with a second clamping groove (10).

3. A tool carrier for SMT according to claim 2, further comprising a handle (11), wherein said handle (11) is provided on an outer side of said carrier body (1) opposite to said telescopic assembly (5).

4. A tool carrier for SMT as recited in claim 1, further comprising two snap clips (12), said two snap clips (12) being respectively disposed above said first slider (2) and said second slider (3), said snap clips (12) being configured to provide pressure to a PCB board snapped in said first snap slot (7).

5. A tool carrier for SMT according to claim 1, wherein a crank (13) for rotating the bidirectional screw (4) is disposed on the turntable (8).