CN113573571A

CN113573571A - SMT side-pressing type anti-static clamp and using method thereof

Info

Publication number: CN113573571A
Application number: CN202111001512.6A
Authority: CN
Inventors: 张锦昌
Original assignee: Huizhou Chuangkeda Technology Co ltd
Current assignee: Huizhou Chuangkeda Technology Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2021-10-29

Abstract

The invention discloses an SMT side-pressing type anti-static clamp and a using method thereof, and relates to the technical field of SMT.

Description

SMT side-pressing type anti-static clamp and using method thereof

Technical Field

The invention relates to the technical field of SMT, in particular to an SMT side-pressing type anti-static clamp and a using method thereof.

Background

SMT refers to surface mount technology, i.e., short for a series of process flows for processing on the basis of a PCB, which is the most popular technology and process in the electronic assembly industry, and the process of SMT is complex, and a fixture is required to fix the PCB when SMT is performed on the PCB.

The PCB board anchor clamps in present mill are very many of the kind, and current anchor clamps have following not enough:

1. the existing clamp can only operate the upper surface of the PCB after clamping the PCB, and the PCB needs to be taken down and clamped when the back of the PCB needs to be operated, so that the production efficiency is low.

2. When the SMT operation is carried out on the clamp for the existing PCB, the existing clamp is difficult to remove static electricity on the PCB, so that the influence of the static electricity on the PCB is caused.

Therefore, an SMT lateral pressure type anti-static clamp and a using method thereof are provided to solve the problems.

Disclosure of Invention

1. Problems to be solved

In view of the problems in the prior art, an object of the present invention is to provide an SMT side-pressing type anti-static clamp and a method for using the same, so as to solve the above-mentioned problems in the background art.

2. Technical scheme

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

the utility model provides an electrostatic clamp is prevented to SMT side pressure formula, includes the bottom plate, the fixed frame of one side fixedly connected with of bottom plate upper surface, and sliding surface is connected with the sliding frame on the bottom plate, and the upside of the opposite flank of fixed frame and sliding frame all rotates and is connected with the L template, and the lower wall threaded connection of sliding frame has the lead screw, and the one end of lead screw rotates the lower extreme of connection at fixed frame one side, and the other end fixedly connected with handle of lead screw, and the equal fixedly connected with base in both sides of bottom plate lower surface, and a side fixedly connected with static-removing mechanism of fixed frame.

As a further scheme of the invention: all seted up the through-hole on sliding frame and the fixed frame, and seted up two screw holes corresponding with the through-hole on the lateral wall of L template, and the threaded rod passes and twists in the screw hole, and the one end fixedly connected with knob of threaded rod.

As a further scheme of the invention: the lower surface of the sliding frame is fixedly connected with two sliding blocks, the upper surface of the bottom plate is provided with two sliding grooves matched with the sliding blocks, the sliding blocks are connected with the sliding grooves in a sliding mode, and the lower surface of the sliding frame is in contact with the upper surface of the bottom plate.

As a further scheme of the invention: a through groove is formed in the base, and a balancing weight matched with the through groove is connected in the through groove in a sliding mode.

As a further scheme of the invention: a side face of the balancing weight is fixedly connected with a T-shaped rod, and the side wall of the base is in threaded connection with a locking bolt.

As a further scheme of the invention: the static electricity removing mechanism comprises a vertical plate, a wire, a side plate, a grounding nail, a sliding plate and an iron rod, wherein the vertical plate is fixedly connected to the upper side of one side face of the fixing frame, the sliding plate penetrates through the fixing frame, the sliding plate is connected with the fixing frame in a sliding mode, one side of the sliding plate is fixedly connected with one end of the wire, the other end of the wire is fixedly connected with the upper end of the grounding nail, the grounding nail penetrates through the side plate, the grounding nail is connected with the side plate in a sliding mode, and one side of the side plate is fixedly connected to the side face of the bottom plate.

As a further scheme of the invention: one side of the upper surface of the sliding plate is fixedly connected with an ear plate.

As a further scheme of the invention: the one end fixedly connected with upper bracket of fixed frame upper surface, and one side fixedly connected with diaphragm of upper bracket upper wall, and seted up the spacing groove on the diaphragm, and sliding connection has and spacing groove assorted I-shaped piece in the spacing groove, and the lower extreme fixedly connected with of I-shaped piece links the board, and links the lower fixed surface of board and install the light.

The use method of the invention comprises the following steps:

firstly, the method comprises the following steps: place the PCB board between two L templates, and rotate the lead screw, make the sliding frame remove to fixed frame, and make the both sides of PCB board place on two L templates, and make two L templates give the PCB board and press from both sides tightly, alright carry out SMT operation to the PCB board this moment, take out the threaded rod simultaneously alright with the degree rotate the L template, thereby make PCB board reverse side up, the through-hole is corresponding with another screw hole this moment, it alright fix the L template with this screw hole with the threaded rod to twist this screw hole this moment, thereby make things convenient for the staff direct reverse side to the PCB board to operate.

II, secondly: the locking bolt can be screwed up to fix the balancing weight, and the balancing weight can increase the overall weight of the device.

Thirdly, the method comprises the following steps: slide plate for the iron set is located the top of PCB board, then the iron set that slides down, makes the lower extreme and the PCB board contact of iron set, and the ground connection nail that slides down, thereby makes ground connection nail and ground contact, and the static electricity machine that destatics this moment can be with the leading-in underground of static on the PCB board.

Fourthly, the method comprises the following steps: the sliding I-shaped block can adjust the position of the illuminating lamp, so that workers can conveniently illuminate different positions of the PCB.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the L-shaped plate can be rotated by taking out the threaded rod, so that the reverse side of the PCB is upward, the through hole corresponds to the other threaded hole, and the L-shaped plate can be fixed by screwing the threaded rod into the threaded hole, so that a worker can directly operate the back side of the PCB conveniently, the PCB does not need to be taken down and clamped again, and the production efficiency is improved.

2. According to the invention, the balancing weight can increase the overall weight of the device, so that the stability of the device can be enhanced, the device can be prevented from displacing when the SMT operation is carried out on a PCB, and the operation accuracy and the working efficiency are improved.

3. According to the invention, the static electricity remover can guide static electricity on the PCB underground, so that the static electricity on the PCB is removed, and the damage of the static electricity on the PCB can be effectively prevented.

4. In the invention, the position of the illuminating lamp can be adjusted by sliding the I-shaped block, so that workers can conveniently illuminate different positions of the PCB.

Drawings

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

FIG. 2 is a schematic structural view of the present invention with the slide frame, the L-shaped plate and the threaded rod separated;

FIG. 3 is a schematic view of the base and the counterweight block of the present invention;

FIG. 4 is a schematic view of the structure at the riser of the present invention;

fig. 5 is a structural schematic diagram of the invention in which a limiting groove and an i-shaped block are separated.

In the figure: 1. a base plate; 2. a sliding frame; 3. a fixing frame; 4. an L-shaped plate; 5. a lead screw; 6. a chute; 7. a slider; 8. A handle; 9. a base; 10. a balancing weight; 11. an upper bracket; 12. a transverse plate; 13. a vertical plate; 14. a wire; 15. a side plate; 16. a grounding pin; 17. a threaded hole; 18. a through hole; 19. a threaded rod; 20. a knob; 21. a through groove; 22. locking the bolt; 23. a T-shaped rod; 24. a slide plate; 25. an ear plate; 26. an iron rod; 27. a limiting groove; 28. an I-shaped block; 29. connecting plates; 30. an illuminating lamp.

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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1 to 5, in the embodiment of the invention, an SMT side-pressing type anti-static clamp and a method for using the same include a bottom plate 1, wherein a fixed frame 3 is fixedly connected to one side of the upper surface of the bottom plate 1, a sliding frame 2 is slidably connected to the upper surface of the bottom plate 1, L-shaped plates 4 are rotatably connected to the upper sides of opposite side surfaces of the fixed frame 3 and the sliding frame 2, a lead screw 5 is connected to the lower wall of the sliding frame 2 through a thread, one end of the lead screw 5 is rotatably connected to the lower end of one side surface of the fixed frame 3, the other end of the lead screw 5 is fixedly connected with a handle 8, bases 9 are fixedly connected to two sides of the lower surface of the bottom plate 1, and a static removing mechanism is fixedly connected to one side surface of the fixed frame 3.

Through holes 18 are formed in the sliding frame 2 and the fixing frame 3, two threaded holes 17 corresponding to the through holes 18 are formed in the side wall of the L-shaped plate 4, the threaded rod 19 penetrates through and is screwed into the threaded holes 17, and a knob 20 is fixedly connected to one end of the threaded rod 19.

It should be noted that: place the PCB board between two L template 4, and rotate lead screw 5, make sliding frame 2 remove to fixed frame 3, and make the both sides of PCB board place on two L templates 4, and make two L templates 4 give the PCB board and press from both sides tightly, alright carry out SMT operation to the PCB board this moment, take out threaded rod 19 alright rotate L template 4 with 180 degrees simultaneously, thereby make PCB board reverse side up, through-hole 18 is corresponding with another screw hole 17 this moment, twist threaded rod 19 into this screw hole 17 alright fix L template 4 this moment, thereby make things convenient for the direct back to the PCB board of staff to operate, need not take off the PCB board and press from both sides tightly from the beginning, and the production efficiency is improved.

The lower surface of the sliding frame 2 is fixedly connected with two sliding blocks 7, the upper surface of the bottom plate 1 is provided with two sliding grooves 6 matched with the sliding blocks 7, the sliding blocks 7 are in sliding connection with the sliding grooves 6, and the lower surface of the sliding frame 2 is in contact with the upper surface of the bottom plate 1.

A through groove 21 is formed in the base 9, and a balancing weight 10 matched with the through groove 21 is connected in the through groove 21 in a sliding mode.

A T-shaped rod 23 is fixedly connected to one side face of the balancing weight 10, and a locking bolt 22 is in threaded connection with the side wall of the base 9.

It should be noted that: screw up locking bolt 22 alright give with balancing weight 10 and fix, balancing weight 10 can increase the holistic weight of this device to can strengthen the stability of this device, thereby can prevent this device from taking place the displacement when carrying out SMT operation to the PCB board, thereby improve the accurate nature and the work efficiency of operation, take off balancing weight 10 simultaneously alright with separately carrying balancing weight 10 and this device.

Destatic mechanism includes riser 13, wire 14, curb plate 15, ground nail 16, slide 24 and iron set 26, riser 13 fixed connection is at the upside of fixed frame 3 one side, and runs through slide 24 on the fixed frame 3, and slide 24 and fixed frame 3 sliding connection, and the one side of slide 24 and the one end fixed connection of wire 14, and the other end of wire 14 and the upper end fixed connection of ground nail 16, and ground nail 16 runs through curb plate 15, and ground nail 16 and curb plate 15 sliding connection, and one side fixed connection of curb plate 15 is in the side of bottom plate 1.

It should be noted that: after the PCB board is clamped, the sliding plate 24 slides to enable the iron rods 26 to be located above the PCB board, then the iron rods 26 slide downwards to enable the lower ends of the iron rods 26 to be in contact with the PCB board, and the grounding nails 16 slide downwards to enable the grounding nails 16 to be in contact with the ground, at the moment, the static removing machine can guide static on the PCB board into the ground, static on the PCB board is removed, and therefore damage of the static to the PCB board can be effectively prevented.

An ear plate 25 is fixedly connected to one side of the upper surface of the sliding plate 24.

The one end fixedly connected with upper bracket 11 of fixed frame 3 upper surface, and one side fixedly connected with diaphragm 12 of upper bracket 11 upper wall, and seted up spacing groove 27 on diaphragm 12, and sliding connection has and spacing groove 27 assorted I-shaped piece 28 in the spacing groove 27, and the lower extreme fixedly connected with of I-shaped piece 28 links board 29, and links the lower fixed surface of board 29 and install light 30.

It should be noted that: the sliding i-shaped block 28 can adjust the position of the illuminating lamp 30, so that workers can conveniently illuminate different positions of the PCB.

The working principle of the invention is as follows: placing a PCB between two L-shaped plates 4, rotating a lead screw 5 to move a sliding frame 2 to a fixed frame 3, placing two sides of the PCB on the two L-shaped plates 4, clamping the PCB by the two L-shaped plates 4, carrying out SMT operation on the PCB, taking out a threaded rod 19, rotating the L-shaped plates 4 by 180 degrees, so that the reverse side of the PCB faces upwards, the through hole 18 corresponds to another threaded hole 17, screwing the threaded rod 19 into the threaded hole 17 to fix the L-shaped plates 4, so that a worker can conveniently and directly operate the reverse side of the PCB, after clamping the PCB, sliding a sliding plate 24 to enable an iron rod 26 to be positioned above the PCB, then sliding the iron rod 26 downwards to enable the lower end of the iron rod 26 to be in contact with the PCB, and sliding a grounding nail 16 downwards to enable the grounding nail 16 to be in contact with the ground, at this time, the static electricity on the PCB board can be guided into the ground by the static electricity removing machine, and the position of the illumination lamp 30 can be adjusted by sliding the i-shaped block 28.

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 static anchor clamps are prevented to SMT side pressure formula, including bottom plate (1), a serial communication port, the fixed frame (3) of one side fixedly connected with of bottom plate (1) upper surface, and bottom plate (1) upper surface sliding connection has sliding frame (2), and the upside of the opposite flank of fixed frame (3) and sliding frame (2) all rotates and is connected with L template (4), and the lower wall threaded connection of sliding frame (2) has lead screw (5), and the one end of lead screw (5) rotates the lower extreme of connection at a fixed frame (3) side, and the other end fixedly connected with handle (8) of lead screw (5), and the equal fixedly connected with base (9) in both sides of bottom plate (1) lower surface, and a side fixedly connected with of fixed frame (3) destatics mechanism.

2. An SMT side pressure type anti-static clamp according to claim 1, wherein the sliding frame (2) and the fixing frame (3) are both provided with through holes (18), the side wall of the L-shaped plate (4) is provided with two threaded holes (17) corresponding to the through holes (18), the threaded rod (19) penetrates through and is screwed into the threaded holes (17), and one end of the threaded rod (19) is fixedly connected with a knob (20).

3. An SMT lateral pressure type anti-static clamp according to claim 1, wherein two sliding blocks (7) are fixedly connected to the lower surface of the sliding frame (2), two sliding grooves (6) matched with the sliding blocks (7) are formed in the upper surface of the bottom plate (1), the sliding blocks (7) are slidably connected with the sliding grooves (6), and the lower surface of the sliding frame (2) is in contact with the upper surface of the bottom plate (1).

4. An SMT lateral pressure type anti-static clamp according to claim 1, wherein a through groove (21) is formed in the base (9), and a balancing weight (10) matched with the through groove (21) is slidably connected in the through groove (21).

5. An SMT lateral pressure type anti-static clamp according to claim 4, wherein a T-shaped rod (23) is fixedly connected to one side of the balancing weight (10), and a locking bolt (22) is in threaded connection with the side wall of the base (9).

6. An SMT side pressure type anti-static clamp according to claim 1, wherein the static electricity removing mechanism comprises a vertical plate (13), a wire (14), a side plate (15), a grounding nail (16), a sliding plate (24) and an iron rod (26), the vertical plate (13) is fixedly connected to the upper side of one side face of a fixing frame (3), the sliding plate (24) penetrates through the fixing frame (3), the sliding plate (24) is slidably connected with the fixing frame (3), one side of the sliding plate (24) is fixedly connected with one end of the wire (14), the other end of the wire (14) is fixedly connected with the upper end of the grounding nail (16), the grounding nail (16) penetrates through the side plate (15), the grounding nail (16) is slidably connected with the side plate (15), and one side of the side plate (15) is fixedly connected to the side face of the bottom plate (1).

7. An SMT side pressure type anti-static clamp according to claim 6, wherein an ear plate (25) is fixedly connected to one side of the upper surface of the sliding plate (24).

8. An SMT side pressure type anti-static clamp according to claim 1, wherein one end of the upper surface of the fixing frame (3) is fixedly connected with an upper bracket (11), one side of the upper wall of the upper bracket (11) is fixedly connected with a transverse plate (12), a limiting groove (27) is formed in the transverse plate (12), an I-shaped block (28) matched with the limiting groove (27) is slidably connected in the limiting groove (27), the lower end of the I-shaped block (28) is fixedly connected with a connecting plate (29), and an illuminating lamp (30) is fixedly installed on the lower surface of the connecting plate (29).

9. An SMT lateral pressure type anti-static clamp according to any one of claims 1-8, wherein: the using method comprises the following steps:

firstly, the method comprises the following steps: place the PCB board between two L template (4), and rotate lead screw (5), make sliding frame (2) remove to fixed frame (3), and make the both sides of PCB board place on two L template (4), and make two L templates (4) give the PCB board and press from both sides tightly, alright this moment alright carry out SMT operation to the PCB board, take out threaded rod (19) simultaneously alright rotate L template (4) with (180) degree, thereby make PCB board reverse side up, through-hole (18) are corresponding with another screw hole (17) this moment, twist threaded rod (19) this screw hole (17) in alright fix L template (4) this moment, thereby make things convenient for the staff to directly operate the reverse side of PCB board.

II, secondly: the locking bolt (22) is screwed down to fix the balancing weight (10), and the balancing weight (10) can increase the overall weight of the device.

Thirdly, the method comprises the following steps: and sliding the sliding plate (24) to enable the iron rod (26) to be positioned above the PCB, then sliding the iron rod (26) downwards to enable the lower end of the iron rod (26) to be in contact with the PCB, and sliding the grounding pin (16) downwards to enable the grounding pin (16) to be in contact with the ground, wherein the static electricity on the PCB can be guided into the ground by the static electricity removing machine.

Fourthly, the method comprises the following steps: the sliding I-shaped block (28) can adjust the position of the illuminating lamp (30), so that workers can conveniently illuminate different positions of the PCB.