Anti-static SMT (Surface Mount Technology) mounting jig

Abstract

The utility model discloses an anti-static SMT mounting jig, and relates to the technical field of SMT mounting. The utility model comprises: a workbench; the mounting plate is fixedly mounted at the top of the inner wall of the workbench; and the number of the rotating cylinders is two, the two rotating cylinders are rotationally inserted into the mounting plate, a rotating piece for driving one rotating cylinder to rotate is mounted on the workbench, and a linkage piece for driving the two rotating cylinders to rotate at the same time is mounted on the mounting plate. According to the utility model, through cooperation among the rotating cylinder, the rotating member, the linkage member, the electric push rod, the bidirectional screw rod, the long plate, the rotating shaft and the clamping plate, automatic clamping and two-side overturning of a printed circuit board are realized, use by people is facilitated, the problem that the position of the PCB deviates due to manual operation is avoided, and the production efficiency is improved. Therefore, the mounting precision and efficiency are greatly improved, errors caused by manual operation are reduced, and the product quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to SMT mounting technical field, concretely is a kind of anti-static SMT mounting fixture. BACKGROUND

[0002] SMT patch refers to the series of technological processes of processing on the basis of PCB, PCB is printed circuit board, SMT is surface mount technology (surface mount technology), it is the most popular technology and process in electronic assembly industry, anti-static SMT mounting fixture is set on its fixture static eliminator, and the space around is carried out static elimination.

[0003] The existing anti-static SMT mounting fixture is mostly fixed printed circuit board and carried out single-sided mounting, when needing to carry out double-sided patching, the fixation of printed circuit board needs to be released, and the operator must manually turn over PCB, this step not only increases workload, but also due to the instability of manual operation, it is easy to cause the position of PCB to deviate, and this deviation can greatly reduce the precision of double-sided patching, thereby affecting patching effect and increasing product failure rate. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of anti-static SMT mounting fixture to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: an anti-static SMT mounting fixture, comprising: a workbench;Mounting plate, the mounting plate is fixedly installed on the top of the inner wall of the workbench;Rotary cylinder, the number is two, two the rotary cylinder is rotatably inserted on the mounting plate, the workbench is installed with the rotary member for driving one of the rotary cylinder rotates, the mounting plate is installed with the linkage member for driving two the rotary cylinder simultaneously rotates;Electric push rod, the number is two, two the electric push rod is respectively fixedly inserted in two the rotary cylinder;Bilateral screw rod, the bilateral screw rod is rotatably installed on one side of the inner wall of the workbench, two long plates are symmetrically distributed on the bilateral screw rod, one end of two the long plate is slidably connected with one side of the inner wall of the workbench, another end of two the long plate is rotatably inserted with shaft, one end of two the shaft is fixedly installed with clamping plate, one end of one of the shaft and one end of the bilateral screw rod are respectively detachably connected with the telescopic end of two the electric push rod. Static eliminator is provided on the fixture, and the space around can be carried out static elimination.

[0006] As a further preferred embodiment of the present technical solution, the rotary member comprises a servo motor fixedly installed on the top of the inner wall of the workbench, the output end of the servo motor is fixedly installed with a main gear, the outer surface of one of the rotary cylinder is fixedly sleeved with a slave gear ring, and the main gear is engaged with the slave gear ring.

[0007] As a further preferred of the technical solution, the linkage comprises two pulleys fixedly sleeved on the two rotating cylinders respectively, and a belt is transmissionally installed between the two pulleys.

[0008] As a further preferred of the technical solution, the telescopic ends of the two electric push rods are fixedly installed with positioning frames, and one end of the rotating shaft and one end of the bidirectional screw rod are fixedly installed with connecting plates, and the two connecting plates are respectively inserted into the positioning frames.

[0009] As a further preferred of the technical solution, the workbench is fixedly inserted with an electric telescopic rod, and the telescopic end of the electric telescopic rod is fixedly installed with a table plate.

[0010] As a further preferred of the technical solution, the adjacent sides of the two clamping plates are fixedly installed with silica gel pads, and the top of the workbench is fixedly installed with an illuminating lamp.

[0011] As a further preferred of the technical solution, the workbench is fixedly inserted with a pneumatic cylinder, the telescopic end of the pneumatic cylinder is fixedly installed with a limiting plate, and the limiting plate is provided with a rubber pad and is attached to the outer circumferential side of the bidirectional screw rod.

[0012] The utility model provides a kind of anti-static SMT mounting jig, with the following beneficial effects:

[0013] The utility model discloses the cooperation between rotating cylinder, rotating part, linkage, electric push rod, bidirectional screw rod, long plate, rotating shaft and clamping plate, realizes the automatic clamping of printed circuit board and two-side overturning, facilitate people to use, avoid manual operation, the position of PCB is offset, to greatly improve the precision and efficiency of mounting, reduce the error caused by artificial operation, improve product quality. ACCURACY

[0014] Figure 1 It is the three-dimensional structure diagram of the utility model;

[0015] Figure 2 It is the three-dimensional structure diagram of the utility model Figure 1 Front view sectional three-dimensional structure diagram;

[0016] Figure 3 It is the three-dimensional structure diagram of the utility model Figure 1 Sectional three-dimensional structure diagram of side view;

[0017] Figure 4 It is the three-dimensional structure diagram of the utility model Figure 1 Another three-dimensional structure diagram;

[0018] Figure 5 It is the three-dimensional structure diagram of the utility model Figure 4A side view of a sectional perspective structure.

[0019] In the figure: 1, workbench; 2, mounting plate; 3, rotating cylinder; 4, rotating part; 41, servo motor; 42, main gear; 43, gear ring; 5, linkage; 51, pulley; 52, belt; 6, electric push rod; 7, bidirectional screw rod; 8, long plate; 9, rotating shaft; 10, clamping plate; 11, positioning frame; 12, connecting plate; 13, electric telescopic rod; 14, table plate; 15, silica gel pad; 16, illuminating lamp; 17, air cylinder; 18, limiting plate. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.

[0021] The utility model provides technical schemes: as Figures 1-5 As shown in the figure, in the embodiment, an anti-static SMT mounting jig comprises: a workbench 1;

[0022] A mounting plate 2 is fixedly installed on the top of the inner wall of the workbench 1;

[0023] Two rotating cylinders 3 are rotatably inserted into the mounting plate 2, a rotating part 4 for driving one of the rotating cylinders 3 to rotate is installed on the workbench 1, and a linkage 5 for driving both of the rotating cylinders 3 to rotate simultaneously is installed on the mounting plate 2;

[0024] Two electric push rods 6 are respectively fixedly inserted into the two rotating cylinders 3;

[0025] A bidirectional screw rod 7 is rotatably installed on one side of the inner wall of the workbench 1, two long plates 8 are symmetrically and threadedly installed on the bidirectional screw rod 7, one end of each of the two long plates 8 is slidably connected to one side of the inner wall of the workbench 1, a rotating shaft 9 is rotatably inserted into the other end of each of the two long plates 8, a clamping plate 10 is fixedly installed on one end of each of the two rotating shafts 9, one end of each of the two electric push rods 6 is detachably connected to one end of the bidirectional screw rod 7 and one end of each of the two rotating shafts 9 respectively, one end of each of the two electric push rods 6 is fixedly installed with a positioning frame 11, one end of each of the two rotating shafts 9 and one end of the bidirectional screw rod 7 are fixedly installed with a connecting plate 12, and the two connecting plates 12 are respectively inserted into the positioning frame 11.

[0026] When working, first, one of the electric push rods 6 is started to retract the telescopic end, the positioning frame 11 of the telescopic end is separated from the connecting plate 12 at one end of one of the rotating shafts 9, then the printed circuit board is placed between the two clamping plates 10, the rotating part 4 is started to drive one of the rotating cylinders 3 to rotate, thereby the electric push rod 6 in the rotating cylinder 3 is driven to rotate synchronously, thereby the positioning frame 11, the connecting plate 12 and the bidirectional screw rod 7 are driven to rotate, since the bidirectional screw rod 7 is screwed with the two long plates 8, thereby the two long plates 8 are driven to move close to each other, thereby the clamping plates 10 on the rotating shafts 9 are driven to move close to each other, the printed circuit board is clamped, after clamping, the rotating part 4 is closed, the single side is pasted, after the single side is pasted, the other electric push rod 6 is started to drive the positioning frame 11 to move, and the connecting plate 12 is clamped, then the rotating part 4 is started again to drive the other rotating cylinder 3 to rotate through the linkage 5, thereby the electric push rod 6 in the rotating cylinder 3 is driven to rotate, thereby the rotating shaft 9 is driven to rotate, under the action of force, the two clamping plates 10 are driven to rotate synchronously, the printed circuit board can be turned over, and the other side is pasted, thereby the automatic two sides are turned over, the use of people is facilitated, the problem that the position of the PCB is deviated due to manual operation is avoided, thereby the precision and efficiency of pasting are greatly improved, the error caused by manual operation is reduced, and the product quality is improved.

[0027] As shown in Figure 5 , the rotating part 4 comprises a servo motor 41 fixedly installed on the inner wall top of the workbench 1, the output end of the servo motor 41 is fixedly installed with a main gear 42, the outer surface of one of the rotating cylinders 3 is fixedly sleeved with a slave gear ring 43, and the main gear 42 is engaged with the slave gear ring 43.

[0028] The servo motor 41 is started to drive the main gear 42 to rotate, since the slave gear ring 43 is engaged with the main gear 42, the slave gear ring 43 is driven to rotate, thereby one of the rotating cylinders 3 is driven to rotate.

[0029] As shown in Figure 1 , the linkage 5 comprises two belt pulleys 51 fixedly sleeved on the two rotating cylinders 3 respectively, and a belt 52 is transmissionally installed between the two belt pulleys 51.

[0030] When one of the rotating cylinders 3 rotates, the other rotating cylinder 3 is driven to rotate through the transmission connection between the two belt pulleys 51 and the belt 52.

[0031] As shown in Figure 3 , the electric telescopic rod 13 is fixedly inserted on the workbench 1, and the telescopic end of the electric telescopic rod 13 is fixedly installed with a table plate 14.

[0032] When the patch is needed, the printed circuit board is placed on the top of the table 14 in the designated position, and then the electric telescopic rod 13 is started to drive the table 14 to rise, and then the two clamping plates 10 can be clamped, automatic operation, convenient for people to use, without the need for workers to manually take between the two clamping plates 10, avoiding certain safety hazards.

[0033] As shown in Figure 3 The two adjacent sides of the two clamping plates 10 are fixedly installed with silica gel pads 15, and the top of the workbench 1 is fixedly installed with illuminating lamps 16.

[0034] The silica gel pad 15 is used for protecting the printed circuit board and avoiding abrasion caused by direct contact with the clamping plate 10.

[0035] As shown in Figure 3 The workbench 1 is fixedly inserted with an air cylinder 17, the telescopic end of the air cylinder 17 is fixedly installed with a limiting plate 18, and the side of the limiting plate 18 is provided with a rubber pad and is attached to the outer circumferential side of the bidirectional screw rod 7.

[0036] The air cylinder 17 is started to drive the limiting plate 18 to move towards the bidirectional screw rod 7 and be attached to it, so as to facilitate the friction force given to the bidirectional screw rod 7, avoid the influence of external things, and prevent automatic overturning from occurring, causing the clamping plate 10 to be clamped loose and affecting use.

[0037] The utility model provides a kind of tire vulcanization capsule production transfer trolley, specific working principle as follows:

[0038] When working, firstly, one of the electric push rods 6 is started to retract the telescopic end, the positioning frame 11 of the telescopic end is separated from the connecting plate 12 at one end of the rotating shaft 9, then the printed circuit board is placed between the two clamping plates 10, the main gear 42 is driven to rotate by the servo motor 41, the slave gear ring 43 is driven to rotate by the meshing of the main gear 42 and the slave gear ring 43, then the rotating cylinder 3 is driven to rotate, the electric push rod 6 in the rotating cylinder 3 is driven to rotate synchronously, then the positioning frame 11, the connecting plate 12 and the bidirectional screw rod 7 are driven to rotate, the two long plates 8 are driven to move close to each other due to the threaded connection between the bidirectional screw rod 7 and the two long plates 8, then the clamping plates 10 on the rotating shaft 9 are driven to move close to each other, the printed circuit board is clamped, after clamping, the servo motor 41 is turned off, the single side is pasted, after the single side is pasted, the positioning frame 11 is driven to move by the other electric push rod 6, the connecting plate 12 is clamped, then the other rotating cylinder 3 is driven to rotate by the rotating part 4 cooperating with the linkage 5, the electric push rod 6 in the rotating cylinder 3 is driven to rotate, then the rotating shaft 9 is driven to rotate, under the action of force, the two clamping plates 10 are driven to rotate synchronously, the printed circuit board can be turned over, the other side is pasted, so that the automatic two sides are turned over, the use of people is facilitated, the problem that the position of the PCB is deviated due to manual operation is avoided, the precision and efficiency of the pasting are greatly improved, the error caused by manual operation is reduced, and the product quality is improved.

[0039] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An anti-static SMT mounting jig, characterized by, Include: Workbench (1); Mounting plate (2), fixedly installed on the top of the inner wall of the workbench (1); Rotary cylinder (3), two, two rotary cylinders (3) are rotatably inserted into the mounting plate (2), and the workbench (1) is provided with a rotating member (4) for driving one of the rotary cylinders (3) to rotate, and the mounting plate (2) is provided with a linkage member (5) for driving two rotary cylinders (3) to rotate simultaneously; Electric push rod (6), two, two electric push rods (6) are respectively fixedly inserted into two rotary cylinders (3); Two-way screw rod (7), rotatably installed on one side of the inner wall of the workbench (1), two long plates (8) are symmetrically distributed on the two-way screw rod (7), one end of each of the two long plates (8) is slidably connected to one side of the inner wall of the workbench (1), and the other end of each of the two long plates (8) is rotatably inserted into a rotating shaft (9), one end of each of the two rotating shafts (9) is fixedly installed with a clamping plate (10), and one end of each of the two rotating shafts (9) and one end of the two-way screw rod (7) are respectively detachably connected to the telescopic ends of the two electric push rods (6).

2. The anti-static SMT mounting jig according to claim 1, characterized in that: The rotating member (4) comprises a servo motor (41) fixedly installed on the top of the inner wall of the workbench (1), and the output end of the servo motor (41) is fixedly installed with a main gear (42), and the outer surface of one of the rotary cylinders (3) is fixedly sleeved with a slave gear ring (43), and the main gear (42) is engaged with the slave gear ring (43).

3. The anti-static SMT mounting jig according to claim 1, characterized in that: The linkage member (5) comprises two belt pulleys (51) fixedly sleeved on two rotary cylinders (3), respectively, and a belt (52) is transmissionally installed between the two belt pulleys (51).

4. The anti-static SMT mounting jig according to claim 1, characterized in that: The telescopic end of each of the two electric push rods (6) is fixedly installed with a positioning frame (11), one end of each of the two rotating shafts (9) and one end of the two-way screw rod (7) are fixedly installed with a connecting plate (12), and the two connecting plates (12) are respectively inserted into the positioning frame (11).

5. The anti-static SMT mounting jig according to claim 1, characterized in that; The workbench (1) is fixedly inserted with an electric telescopic rod (13), and the telescopic end of the electric telescopic rod (13) is fixedly installed with a table plate (14).

6. The anti-static SMT placement tool of claim 1, wherein: The adjacent side of each of the two clamping plates (10) is fixedly installed with a silica gel pad (15), and the top of the workbench (1) is fixedly installed with a lighting lamp (16).

7. The anti-static SMT placement tool of claim 1, wherein: The workbench (1) is fixedly inserted with a gas cylinder (17), the telescopic end of the gas cylinder (17) is fixedly installed with a limiting plate (18), one side of the limiting plate (18) is provided with a rubber pad, and the outer circumferential side of the two-way screw rod (7) is attached.

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