SMT (Surface Mount Technology) edge clamping and pressing jig

Abstract

The utility model discloses an SMT (Surface Mount Technology) edge clamping press-fit jig which comprises a press-fit base, an SMT positioning seat is rotationally arranged in the middle of the upper side of the press-fit base through a rotating shaft, the lower end of the rotating shaft is in transmission connection with a motor through a gear set, two sliding blocks are arranged in the upper side of the SMT positioning seat in an opposite threaded sliding mode through a lead screw, and positioning clamping plates are arranged on the upper sides of the sliding blocks. Two sliding blocks and two positioning clamping plates are arranged inside the upper side of the SMT positioning base in an opposite threaded sliding mode through lead screws, transverse moving supporting plates are arranged at the two ends of the pressing base through first air cylinders, pressing clamping plates are arranged on the upper sides of the transverse moving supporting plates through second air cylinders, and edge clamping positioning grooves are formed in one ends of the pressing clamping plates. The two positioning clamping plates can be oppositely moved and adjusted by rotating the lead screws, so that the two sides of the SMT plate can be clamped and fixed, the positioning stability is high, disassembly and assembly are convenient and fast, and the pressing precision can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to SMT presss from both sides jig technical field, specifically a kind of SMT edge presss from both sides jig. BACKGROUND

[0002] SMT patch refers to the series of technological processes on the basis of processing PCB, PCB (Printed Circuit Board) is printed circuit board.SMT is surface assembly technology (Surface Mount Technology) (the abbreviation of Surface Mounted Technology), it is the most popular technology and process in electronic assembly industry.SMT solder paste printing machine consumables: BoardClamp (edge), the specific phenomenon of damage is that the steel sheet of edge is separated from the base or broken.Continuous use of damaged edge can cause printing quality defect, mainly in printing short circuit, offset and other problems;Because the spare part cannot be repaired, factory needs to reserve a certain amount of edge spare parts, and needs to be replaced when damaged.

[0003] Prior art application number 202220982499.0 a kind of SMT presss from both sides jig.The SMT presss from both sides jig includes: support, it is suitable to be fixed on ground, vertical direction sliding slot is set in its side wall, and its both ends inner side are equipped with installation cavity;Sliding block, with sliding slot sliding connection;Monitoring device, installation is in sliding block;Driving mechanism, suitable for driving sliding block sliding, rotary drive piece is installed in one end of support, driving wheel is fixedly connected on the output shaft of rotary drive piece and located in one installation cavity, driven wheel is rotatably installed in another installation cavity, flexible transmission piece is around driving wheel and driven wheel and forms two vertical sections, sliding block is fixed on one vertical section, flexible transmission piece itself is a closed loop piece, or flexible transmission piece and sliding block are connected and form a closed loop piece.Control rotary drive piece rotation, can conveniently complete the height adjustment of monitoring device, but, only one edge can be pressed simultaneously, leading to low pressing efficiency. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of SMT presss from both sides jig, to solve the problem that only one edge can be pressed simultaneously in prior art, leading to low pressing efficiency.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of SMT edge press-fit jig, including press-fit base, the upper side middle part of the press-fit base is provided with SMT positioning seat by rotating shaft rotation, the lower end of the rotating shaft is connected with motor by gear set transmission, the upper side inside of the SMT positioning seat is provided with two sliders by screw rod opposite thread sliding, the upper side of the slider is equipped with positioning clamping plate, the both ends of the press-fit base are equipped with horizontal moving support plate by first air cylinder, and the upper side of horizontal moving support plate is equipped with press-fit clamping plate by second air cylinder, and the press-fit clamping plate one end is equipped with edge positioning groove.

[0006] Further, the screw rod includes a screw rod rotatably disposed in a limiting sliding groove on the upper side of the SMT positioning seat, and two sets of external threads are oppositely provided on the outer sides of the two ends of the screw rod.

[0007] Further, the screw rod one end is equipped with adjusting handle, and the two side walls of the slider are slidably provided with the limiting sliding groove.

[0008] Further, the positioning clamping plate is an inverted L-shaped clamping plate, and a protective layer is provided on the inner wall of the positioning clamping plate.

[0009] Further, the gear set includes a driven gear provided at one end of the rotating shaft, and the motor one end is provided with a driving gear meshingly connected with the driven gear.

[0010] Further, the edge positioning groove is a rectangular groove, and an electromagnet is provided on the inner wall of the edge positioning groove.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1. The utility model discloses that the upper side inside of SMT positioning seat is provided with two sliders and two positioning clamping plates by screw rod opposite thread sliding, the screw rod includes a screw rod rotatably disposed in a limiting sliding groove on the upper side of the SMT positioning seat, and two sets of external threads are oppositely provided on the outer sides of the two ends of the screw rod, so that the two positioning clamping plates can be adjusted by rotating the screw rod, thereby the two sides of the SMT plate can be clamped and fixed, the stability of positioning is higher, and the utility model is convenient and quick to disassemble and assemble, which is beneficial to improve the precision of press-fit.

[0013] 2. The utility model discloses that the both ends of press-fit base are equipped with horizontal moving support plate by first air cylinder, and the upper side of horizontal moving support plate is equipped with press-fit clamping plate by second air cylinder, and the press-fit clamping plate one end is equipped with edge positioning groove, the clamping plate to be press-fitted is clamped in the edge positioning groove, then the press-fit clamping plate is driven to move to the side close to the SMT plate by the first air cylinder, so that the clamping edge can be press-fitted on the outer wall of the two sides of the SMT plate, thereby realizing the press-fit operation of the two sides of the SMT plate, and the press-fit efficiency is higher.

[0014] 3. The utility model discloses a rectangular slot is formed in the clamping edge positioning groove, and an electromagnet is arranged on the inner wall of the clamping edge positioning groove, the electromagnet is used for attracting and fixing one side of the metal clamping edge clamped in the clamping edge positioning groove, and the clamping edge can be accurately clamped and pressed on the two sides of the SMT board. BRIEF DESCRIPTION OF DRAWINGS

[0015] The accompanying drawings are included to provide a further understanding of the utility model, and constitute a part of the specification, and are used to explain the utility model together with embodiments of the utility model, and do not constitute the limitation to the utility model. In the drawings:

[0016] Figure 1 It is the whole structure schematic diagram of the utility model;

[0017] Figure 2 It is the SMT positioning seat structure schematic diagram of the utility model;

[0018] Figure 3 It is the pressing clamp plate structure schematic diagram of the utility model.

[0019] In the drawing: 1, pressing base; 2, pivot; 3, SMT positioning seat; 4, limit sliding slot; 5, sliding block; 6, positioning clamp plate; 7, screw rod; 8, first air cylinder; 9, horizontal moving support plate; 10, second air cylinder; 11, pressing clamp plate; 12, clamping edge positioning groove; 13, adjusting handle; 14, driven gear; 15, driving gear; 16, motor; 17, electromagnet. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative efforts fall within the protection scope of the utility model.

[0021] Please refer to Figure 1 , Figure 2 , Figure 3The utility model discloses an embodiment of a kind of SMT edge press-fit jigs, including press-fit base 1, press-fit base 1 upper side middle part is rotated with SMT positioning seat 3 by pivot 2, two sliders 5 are slidably arranged in SMT positioning seat 3 upper side inside by screw rod, slider 5 upper side is equipped with positioning clamping plate 6, positioning clamping plate 6 is inverted L type clamping plate, and positioning clamping plate 6 inner wall is equipped with protective layer, screw rod 7 is arranged in the screw rod of rotating setting in SMT positioning seat 3 upper side limit sliding slot 4, and the outer thread of two groups opposite is equipped with on screw rod 7 both ends outside, screw rod 7 one end is equipped with adjusting handle 13, the both sides wall of slider 5 is slidably arranged with limit sliding slot 4, by rotating screw rod 7, two positioning clamping plates 6 can be adjusted by moving towards each other, to be able to carry out clamping and fixing to SMT board both sides, and the stability of positioning is higher, and dismounting is convenient and fast, with advantage to improve the precision of press-fit.

[0022] As Figure 1 And Figure 3 Shown, to realize the press-fit operation of SMT board both sides simultaneously, still be equipped with horizontal displacement support plate 9 in press-fit base 1 both ends by first air cylinder 8, and horizontal displacement support plate 9 upper side is equipped with press-fit clamping plate 11 by second air cylinder 10, press-fit clamping plate 11 one end is equipped with edge positioning groove 12, and the clamping plate to be press-fit is clamped in edge positioning groove 12, then press-fit clamping plate 11 is driven to move to the side close to SMT board by first air cylinder 8, to press-fit the edge in SMT board both sides outer wall, to realize the press-fit operation processing of SMT board both sides edge, and the press-fit efficiency is higher.

[0023] As Figure 1 And Figure 2 Shown, to adjust the angle of horizontal edge press-fit of SMT board, still have motor 16 in pivot 2 lower end by gear set transmission connection, gear set includes driven gear 14 setting in pivot 2 one end, motor 16 one end is equipped with driving gear 15 meshing connection with driven gear 14, so that pivot 2 is rotated and adjusted by motor 16 and gear set drive, to SMT positioning seat 3 horizontal adjustment, to facilitate the angle of horizontal edge press-fit of SMT board.

[0024] As Figure 1 And Figure 3 Shown, to improve the stability of metal edge clamping, still be rectangular groove in edge positioning groove 12, and the inner wall of edge positioning groove 12 is equipped with electromagnet 17, and electromagnet 17 is used for holding and fixing one side of metal edge clamped in edge positioning groove 12, with advantage to improve the stability of metal edge clamping, to facilitate the edge accurate clamping press-fit in SMT board both sides.

[0025] The working principle and use process of the utility model: when using, the SMT board to be pressed is placed on the SMT positioning seat 3, the two positioning clamping plates 6 can be adjusted by moving towards each other through the rotating screw rod 7, so that the two sides of the SMT board can be clamped and fixed, then the clamping edge to be pressed of the SMT board is clamped in the clamping edge positioning groove 12 at one end of the pressing clamping plate 11, then the pressing clamping plate 11 is driven to move to the two sides of the SMT board by the first cylinder 8, so that the clamping edge can be pressed on the outer wall of the two sides of the SMT board, so that the pressing operation of the two sides of the SMT board is realized, and the pressing efficiency is higher.

[0026] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and not for limiting the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement for part of the technical features. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. An SMT edge-clamping press-fit jig comprising a press-fit base (1), characterized in that: The press-fit base (1) upper middle part is provided with an SMT positioning seat (3) through a rotating shaft (2), the rotating shaft (2) lower end is connected with a motor (16) through a gear set transmission, the SMT positioning seat (3) upper inside is provided with two sliders (5) through a screw thread sliding, the slider (5) upper side is provided with a positioning clamping plate (6), the press-fit base (1) both ends are provided with a horizontal moving support plate (9) through a first air cylinder (8), and the horizontal moving support plate (9) upper side is provided with a press-fit clamping plate (11) through a second air cylinder (10), one end of the press-fit clamping plate (11) is provided with a clamping edge positioning groove (12).

2. The SMT clamped-edge compression fixture of claim 1, wherein: The screw rod (7) one end is provided with an adjusting handle (13), and the slider (5) both side walls are slidably provided with the limiting sliding groove (4).

3. The SMT edge-clamped press fixture of claim 2, wherein: The screw rod (7) one end is provided with an adjusting handle (13), and the slider (5) both side walls are slidably provided with the limiting sliding groove (4).

4. The SMT clamped-edge compression fixture of claim 1, wherein: The positioning clamping plate (6) is an inverted L-shaped clamping plate, and the inner wall of the positioning clamping plate (6) is provided with a protective layer.

5. The SMT clamp edge press fixture of claim 1, wherein: The gear set includes a driven gear (14) provided at one end of the rotating shaft (2), and one end of the motor (16) is provided with a driving gear (15) meshed with the driven gear (14).

6. The SMT clamp edge press fixture of claim 1, wherein: The clamping edge positioning groove (12) is a rectangular groove, and the inner wall of the clamping edge positioning groove (12) is provided with an electromagnet (17).

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