CN211831369U - SMT chip mounter presss from both sides limit structure - Google Patents

Abstract

The utility model discloses a SMT paster machine presss from both sides limit structure, including setting up a clamping bar on paster machine workstation, all undercut forms a mounting groove on the opposite face of clamping bar, all is equipped with the stopper more than in the mounting groove, and the fixed block is all installed at the both ends of clamping bar, detaches two fixed blocks of lower extreme, all is equipped with a locating hole on the remaining fixed block, all installs the locating lever on the fixed block of lower extreme, and the locating lever all passes corresponding locating hole setting, and it has the second spring all to overlap on one section that the locating lever is located between the fixed block, and the second spring both ends are installed respectively on the fixed block. The utility model discloses simple structure can press from both sides the circuit board of equidimension not simultaneously through many clamping bars and press from both sides tightly, quantity and kind when having increased the clamping circuit board to can promote the stopper when clamping circuit board, and the stopper that lies in circuit board both sides motionless then can effectual restriction circuit board, has avoided the longitudinal movement of circuit board, great increase stability.

Description

SMT chip mounter presss from both sides limit structure

Technical Field

The utility model relates to a chip mounter technical field, concretely relates to SMT chip mounter presss from both sides limit structure.

Background

The SMT technology is a main production process of a core component printed circuit board in a modern electronic product, a chip mounter is core equipment for realizing SMT work, an empty circuit board needs to be fixed on a working platform of the chip mounter in the production process of the printed circuit board to finish the production process of the printed circuit board, and due to the fact that part of customers of product design parties cannot meet the basic processing requirements of the SMT chip mounter due to the reasons of cost, skill, management and the like, when the product is loaded into the chip mounter, devices at the edge of the printed circuit board are shielded by an upper pressing strip at a clamping edge so as not to be mounted, a special production jig needs to be manufactured according to each model, so that the devices at the edge can be avoided after the printed circuit board is loaded, the production cost is greatly increased, and the clamping width cannot be accurately adjusted in the prior art, the operation is comparatively troublesome, can't adapt to the paster of different models moreover, uses inconvenient scheduling problem, and present contained side structure generally can only press from both sides tight a circuit board simultaneously, can't carry out polylith and multirow clamping work.

Disclosure of Invention

The utility model aims to solve the technical problem that a SMT paster machine presss from both sides limit structure is provided to solve the problem that proposes in the above-mentioned background art.

The utility model discloses a realize through following technical scheme: a clamping edge structure of an SMT chip mounter comprises a clamping rod arranged on a worktable of the chip mounter, the opposite surfaces of the clamping rods are all downwards sunken to form mounting grooves, more than one limiting blocks are arranged in the mounting grooves, the limiting blocks are uniformly arranged, sliding grooves are arranged on the bottom surfaces of the mounting grooves and opposite to the limiting blocks, sliding blocks are formed on the bottom surfaces of the limiting blocks and opposite to the sliding grooves in a downward protruding mode, one ends of the sliding blocks are all slidably mounted in the sliding grooves, all install first spring between slider and the spout, the fixed block is all installed at the both ends of clamping bar, detaches two fixed blocks of lower extreme, all is equipped with a locating hole on the remaining fixed block, all installs the locating lever on the fixed block of lower extreme, and the locating lever all passes corresponding locating hole setting, and the locating lever all overlaps on one section that is located between the fixed block has the second spring, and the second spring both ends are installed respectively on the fixed block.

As the preferred technical scheme, more than one fixed plate is installed on the side surface of the clamping rod at the lowest end, and the fixed plates are all fixed on the workbench through fixing bolts.

As an optimized technical scheme, the end faces of the limiting blocks are provided with anti-skid grains.

As the preferred technical scheme, be equipped with the PCB circuit board between the clamping bar, the both sides of PCB circuit board all extend to the mounting groove in to outwards extrude the setting with the stopper, the PCB circuit board by the clamping bar inwards press from both sides tightly fixed, other two sides of PCB circuit board then are spacing by the stopper.

As the preferred technical scheme, the clamping rods are all arranged in a hollow structure.

The utility model has the advantages that: the utility model discloses simple structure, can be effectual will set up the circuit board clamp between the clamping bar through more than one clamping bar and second spring and press from both sides tightly fixedly, and can distinguish more than the circuit board through many clamping bars, can press from both sides the circuit board of equidimension not simultaneously tightly, quantity and kind when having increased the clamp circuit board to can promote the stopper when clamp circuit board, and be located the stopper of circuit board both sides motionless then can effectual restriction circuit board, the longitudinal movement of circuit board has been avoided, great increase stability.

Drawings

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

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a partial cross-sectional view taken at a-a in fig. 1.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in FIG. 1 and FIG. 2, the clamping edge structure of SMT chip mounter of the present invention comprises more than one clamping bar 4 disposed on the worktable of the chip mounter, wherein the opposite surfaces of the clamping bar 4 are all recessed downwards to form a mounting groove 3, more than one stopper 1 is disposed in the mounting groove 3, the stoppers 1 are all arranged uniformly, a chute 12 is disposed on the bottom surface of the mounting groove 3 opposite to the stopper 1, a slider 13 is formed on the bottom surface of the stopper 1 opposite to the chute 12 and protrudes downwards, one end of the slider 13 is slidably mounted in the chute 12, a first spring 2 is disposed between the slider 13 and the chute 12, two fixing blocks 6 are disposed at both ends of the clamping bar 4, two fixing blocks 6 at the lowest end are removed, a positioning hole is disposed on each of the remaining fixing blocks 6, a positioning rod 5 is disposed on each fixing block 6 at the lowest end, and the positioning rod 5 passes through the corresponding positioning hole, the section of the positioning rod 5 between the fixing blocks 6 is sleeved with a second spring 7, and two ends of the second spring 7 are respectively installed on the fixing blocks 6.

In this embodiment, more than one fixing plate 9 is installed on the side surface of the lowest clamping rod 4, and the fixing plates 9 are all fixed on the workbench through fixing bolts.

In this embodiment, all be equipped with anti-skidding line 11 on the terminal surface of stopper 1, increased the friction after stopper and the circuit board contact, increased the fastness.

In this embodiment, be equipped with PCB circuit board 8 between the clamping bar 4, PCB circuit board 8's both sides all extend to in the mounting groove 3 to with stopper 1 outside extrusion setting, PCB circuit board 8 quilt the clamping bar inwards press from both sides tightly fixed, PCB circuit board 8 other two sides then are spacing by stopper 1.

In this embodiment, the clamping rod 4 is internally provided with a hollow structure, so that the weight and the material consumption are reduced.

Wherein, slider and spout all are the setting of dovetail structure, and the homogeneous phase matches between slider and the spout, has avoided the slider to follow the roll-off in the spout.

When in use, because a plurality of clamping rods are arranged, more than one PCB can be clamped and fixed between every two clamping rods, the sizes of the PCB can be different, when in clamping, the clamping rods are outwards pulled to increase the distance between the clamping rods, the movement of the clamping rods can pull the second spring open, at this time, the PCB is arranged between the clamping rods, the two sides of the PCB are aligned with the mounting groove, after the clamping rods are released, the clamping rods can be inwards pressed through the rebound force of the second spring, the PCB can outwards push the limiting block until the limiting block which is in contact with the PCB moves outwards along the sliding groove, the non-contact limiting block does not move, the PCB can be effectively limited through the limiting block, the longitudinal movement of the PCB is avoided, the stability is increased (as shown in figure 1), when the circuit board which fixes the signal is clamped between the two clamping rods, a plurality of circuit boards of the type can be clamped, the clamping speed is increased, and circuit boards with different sizes can be clamped and fixed between the two clamping rods, so that the clamping quantity and the clamping type of the device are greatly increased.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims (5)

1. The utility model provides a SMT chip mounter presss from both sides limit structure which characterized in that: the device comprises more than one clamping rod (4) arranged on a worktable of a chip mounter, wherein the opposite surfaces of the clamping rods (4) are all downwards sunken to form a mounting groove (3), more than one limiting block (1) is arranged in the mounting groove (3), the limiting blocks (1) are uniformly arranged, a sliding groove (12) is arranged on the bottom surface of the mounting groove (3) opposite to the limiting block (1), a sliding block (13) is formed by downwards protruding the bottom surface of the limiting block (1) opposite to the sliding groove (12), one end of the sliding block (13) is slidably arranged in the sliding groove (12), a first spring (2) is arranged between the sliding block (13) and the sliding groove (12), fixing blocks (6) are arranged at the two ends of the clamping rods (4), the two fixing blocks (6) at the lowest end are removed, positioning holes are arranged on the rest fixing blocks (6), and positioning rods (5) are arranged on the fixing blocks (6) at the lowest end, the positioning rods (5) penetrate through the corresponding positioning holes, the sections, located between the fixing blocks (6), of the positioning rods (5) are sleeved with second springs (7), and two ends of each second spring (7) are installed on the corresponding fixing blocks (6) respectively.

2. An SMT chip machine edge clamping structure according to claim 1, wherein: more than one fixing plate (9) is arranged on the side surface of the clamping rod (4) at the lowest end, and the fixing plates (9) are all fixed on the workbench through fixing bolts.

3. An SMT chip machine edge clamping structure according to claim 1, wherein: the end faces of the limiting blocks (1) are provided with anti-skid lines (11).

4. An SMT chip machine edge clamping structure according to claim 1, wherein: be equipped with PCB circuit board (8) between clamping bar (4), the both sides of PCB circuit board (8) all extend to in mounting groove (3) to with stopper (1) outside extrusion setting, PCB circuit board (8) quilt the clamping bar inwards press from both sides tightly fixed, other two sides of PCB circuit board (8) are then spacing by stopper (1).

5. An SMT chip machine edge clamping structure according to claim 1, wherein: the clamping rods (4) are all arranged in a hollow structure.

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