CN210112560U

CN210112560U - SMT paster anchor clamps

Info

Publication number: CN210112560U
Application number: CN201920460543.XU
Authority: CN
Inventors: 刘发冰
Original assignee: Shenzhen Hanhaixing Industry Co Ltd
Current assignee: Shenzhen Hanhaixing Industry Co Ltd
Priority date: 2019-04-08
Filing date: 2019-04-08
Publication date: 2020-02-21
Anticipated expiration: 2029-04-08

Abstract

The utility model discloses a SMT paster anchor clamps, include the platform and install left splint and right splint on the platform, left side splint and right splint symmetry setting on the platform to with the up end sliding connection of platform, left side splint and right splint are the L template, and the centre gripping has placed the flat board between the L type inside groove of left side splint and right splint, it has four group's stands that are the rectangle array setting still to fix on the platform in the left side splint and the right splint outside, the stand passes through the bolt axle to be fixed on the platform, and the stand is the cuboid structure, and the stand has all welded the bracing piece of L type towards the side of left splint and right splint, the top welding of bracing piece has the roof to there is the motor through roof fixed mounting, vertical spout has still been opened towards a side of left splint and right splint to the bracing piece. The SMT patch clamp can clamp and fix flat plates in the horizontal and vertical directions and is suitable for flat plates of different sizes.

Description

SMT paster anchor clamps

Technical Field

The utility model belongs to the technical field of the PCBA processing, concretely relates to SMT paster anchor clamps.

Background

SMT paster refers to a series of process flow's short for short that carries out processing on PCB basis, is the most popular technique and technology in the electronic packaging trade at present, mainly include solder paste printing, accurate paster, reflow soldering etc. step, wherein solder paste printing quality is to the quality of surface mounting product influence greatly, it is bad to cause because solder paste prints about 60% to reprocess according to industry evaluation and analysis, because the support dynamics of paster anchor clamps is not enough, the effect of going down tin is not good and leads to few tin during solder paste printing, make the defective products's production rate rise, cause the waste of man-hour, the cost of manufacture also can corresponding promotion simultaneously.

Consequently need be in SMT paster course of working, press from both sides the fastening with the SMT paster regularly, need improve SMT paster anchor clamps's support ability, and it is fixed through one-way centre gripping most of current SMT paster anchor clamps, and the centre gripping is fixed insecure, and the scope of adaptation is little, and when fixed to the dull and stereotyped centre gripping of equidimension not, its anchor clamps that need different sizes lead to having improved the cost of production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a SMT paster anchor clamps to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an SMT paster fixture comprises a platform, a left clamping plate and a right clamping plate, wherein the left clamping plate and the right clamping plate are arranged on the platform symmetrically and are connected with the upper end face of the platform in a sliding mode, the left clamping plate and the right clamping plate are both L-shaped plates, and a flat plate is clamped between L-shaped inner grooves of the left clamping plate and the right clamping plate;

it has four group's stands that are the setting of rectangle array still to fix on the platform in the left side splint and the right splint outside, the stand passes through the bolt axle to be fixed on the platform, and the stand is the cuboid structure, and the stand all welds the bracing piece of L type towards the side of left splint and right splint, the top welding of bracing piece has the roof to there is the motor through roof fixed mounting, vertical spout has still been opened towards the side of left splint and right splint to the bracing piece, and installs the screw rod in the vertical spout, the cover has the slider on the screw rod, a set of vertical side fixed connection of slider outside the spout has a electric telescopic handle that the level set up, the closing device who is used for compressing tightly the flat board is installed on electric telescopic handle's flexible end top.

Preferably, the outer side of the circumference of the bolt shaft is in a threaded shape at the upper end and the lower end, the middle of the bolt shaft is smooth, and the upper end of the bolt shaft penetrates through the upright post to be fixedly connected with the platform through threads.

Preferably, the edge still is fixed with the dull and stereotyped gag lever post of restriction in platform upper end between left splint and the right splint, the multiunit horizontal spout that is parallel to each other has still been seted up to the up end of platform, just the equal body structure in bottom of left splint and right splint has the identical lug with horizontal spout, and equal joint has the spring between the both sides wall of lug and spout.

Preferably, the two ends of the screw rod are respectively inserted into the support rods arranged at the two ends of the vertical sliding groove and are rotatably connected with the support rods through bearings, and the top end of the screw rod is coaxially and fixedly connected with a crankshaft of the motor in the support rods.

Preferably, closing device is including fixed outer tube, depression bar and briquetting, the perpendicular welded fastening of one side and electric telescopic handle on fixed outer tube top, the top slip joint of depression bar is in fixed outer tube, and the bottom bonds and is fixed with the briquetting of rubber material, just the cover is equipped with another spring on the depression bar between briquetting and the fixed outer tube.

The utility model discloses a technological effect and advantage: the SMT patch clamp is provided with the left clamping plate and the right clamping plate, and the left clamping plate and the right clamping plate move elastically on the platform to clamp and fix a flat plate, so that the SMT patch clamp can be suitable for horizontal fixed supports of flat plates with different sizes; meanwhile, four groups of upright posts and support rods which are arranged in a rectangular array are arranged on the outer sides of the left clamping plate and the right clamping plate, and the support rods can rotate on the platform through the upright posts, so that the pressing devices on the support rods can clamp and fix different positions on the platform in the rotating process, and flat plates with different sizes can be fixed at the four-angle positions when clamped on the left clamping plate and the right clamping plate, so that the SMT paster can be fixed more conveniently; in addition, the pressing device on the supporting rod is controlled by the electric telescopic rod and the motor, manual operation is not needed, the clamping efficiency is improved, and the flat plate can be conveniently detached after work is finished.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic structural view of one side of the platform of the present invention;

fig. 3 is an enlarged view of the structure a in fig. 1 according to the present invention;

fig. 4 is a front view of the bolt shaft of the present invention.

In the figure: the device comprises a platform 1, a right clamping plate 2, a left clamping plate 3, a flat plate 4, an upright post 5, a bolt shaft 6, a supporting rod 7, a top plate 8, a motor 9, a sliding block 10, an electric telescopic rod 11, a fixed outer tube 12, a pressing rod 13, a pressing block 14, a spring 15, a vertical sliding groove 16, a screw rod 17, a transverse sliding groove 18 and a limiting rod 19.

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.

The utility model provides an SMT patch clamp as shown in figures 1-4, which comprises a platform 1, a left splint 3 and a right splint 2 which are arranged on the platform 1, wherein the left splint 3 and the right splint 2 are symmetrically arranged on the platform 1 and are connected with the upper end surface of the platform 1 in a sliding way, the left splint 3 and the right splint 2 are both L-shaped plates, and a flat plate 4 is clamped between the L-shaped inner grooves of the left splint 3 and the right splint 2;

it has four groups of stands 5 that are the setting of rectangle array still to fix on the platform 1 in the left side splint 3 and the right splint 2 outside, stand 5 passes through bolt shaft 6 to be fixed on platform 1, and stand 5 is the cuboid structure, and stand 5 all welds the bracing piece 7 of L type towards a side of left splint 3 and right splint 2, the top welding of bracing piece 7 has roof 8 to there is motor 9 through 8 fixed mounting of roof, vertical spout 16 has still been opened towards a side of left splint 3 and right splint 2 to bracing piece 7, and installs screw rod 17 in the vertical spout 16, the cover has slider 10 on screw rod 17, slider 10 has the first electric telescopic handle 11 of level setting at a set of vertical side fixed connection outside the spout, the closing device who is used for compressing tightly dull and stereotyped 4 is installed to the flexible end top of first electric telescopic handle 11.

Specifically, the outer side of the circumference of the bolt shaft 6 is in a thread shape at the upper end and the lower end, the middle of the bolt shaft 6 is smooth, the lower end of the bolt shaft 6 penetrates through the upright post 5 to be fixedly connected with the platform 1 through threads, the upper end of the bolt shaft 6 is clamped in the upright post 5 during fixing, and the smooth end of the bolt shaft 6 is clamped in the upright post 5 during rotation of the upright post 5.

Concretely, 1 upper end edge of platform between left splint 3 and the right splint 2 still is fixed with the gag lever post 19 of restriction flat board 4, carries out the separation to flat board 4, avoids stretching out platform 1, the horizontal spout 18 that the multiunit is parallel to each other is still seted up to the up end of platform 1, just left splint 3 has the lug identical with horizontal spout 18 with the bottom homogeneous structure of right splint 2, and equal joint has spring 15 (this spring 15 is sheltered from by left splint 3 in figure 2) between the both sides wall of lug and spout to when placing not flat board 4 of equidimension, outwards promote left splint 3 and right splint 2, and extrude spring 15, thereby make left splint 3 and right splint 2 self-holding flat board 4.

Specifically, two ends of the screw 17 are respectively inserted into the support rods 7 at two ends of the vertical sliding groove 16 and rotatably connected with the support rods 7 through bearings, and the top end of the screw 17 is coaxially and fixedly connected with a crankshaft of the motor 9 in the support rods 7.

Specifically, closing device is including fixed outer tube 12, depression bar 13 and briquetting 14, the perpendicular welded fastening of one side and electric telescopic handle 11 on fixed outer tube 12 top, the top slip joint of depression bar 13 is in fixed outer tube 12, and the bottom bonds and is fixed with briquetting 14 of rubber material, just the cover is equipped with another spring 15 on the depression bar 13 between briquetting 14 and the fixed outer tube 12.

Concretely, this SMT paster anchor clamps, it is regularly timing to press from both sides the fastening to the SMT paster, at first according to dull and stereotyped 4's size, outwards promote left splint 3 and right splint 2, place dull and stereotyped 4 between left splint 3 and right splint 2, and hug closely gag lever post 19, this moment according to dull and stereotyped 4's size, rotate stand 5 and bracing piece 7, later make electric telescopic handle 11 extend again, remove closing device to dull and stereotyped 4's four corners department, open motor 9 this moment, motor 9 rotates the rotation that drives screw rod 17, thereby make slider 10 and electric telescopic handle 11 descend, realize closing device's downwards, briquetting 14 compresses tightly dull and stereotyped 4, close motor 9 after spring 15 between briquetting 14 and the fixed outer tube 12 is extruded half, the clamp of dull and stereotyped 4 is fixed has been accomplished.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a SMT paster anchor clamps, includes platform (1) and installs left splint (3) and right splint (2) on platform (1), its characterized in that: the left clamping plate (3) and the right clamping plate (2) are symmetrically arranged on the platform (1) and are in sliding connection with the upper end face of the platform (1), the left clamping plate (3) and the right clamping plate (2) are both L-shaped plates, and a flat plate (4) is clamped between L-shaped inner grooves of the left clamping plate (3) and the right clamping plate (2);

the novel electric telescopic table is characterized in that four groups of stand columns (5) which are arranged in a rectangular array are fixedly mounted on the platform (1) outside the left clamping plate (3) and the right clamping plate (2), the stand columns (5) are fixed on the platform (1) through bolt shafts (6), the stand columns (5) are of cuboid structures, L-shaped support rods (7) are welded on the stand columns (5) towards one side faces of the left clamping plate (3) and the right clamping plate (2), top plates (8) are welded on the top ends of the support rods (7), motors (9) are fixedly mounted through the top plates (8), vertical sliding grooves (16) are further formed in the support rods (7) towards one side faces of the left clamping plate (3) and the right clamping plate (2), screw rods (17) are mounted in the vertical sliding grooves (16), sliding blocks (10) are sleeved on the screw rods (17), and first electric telescopic rods (11) which are horizontally arranged are fixedly connected to one group of vertical side faces, and a pressing device for pressing the flat plate (4) is installed at the top end of the telescopic end of the first electric telescopic rod (11).

2. An SMT patch holder according to claim 1, wherein: the outer side of the circumference of the bolt shaft (6) is in a threaded shape at the upper end and the lower end, the middle of the bolt shaft is smooth, and the upper end of the bolt shaft (6) penetrates through the upright post (5) to be fixedly connected with the platform (1) through threads.

3. An SMT patch holder according to claim 1, wherein: platform (1) upper end edge between left side splint (3) and right side splint (2) still is fixed with gag lever post (19) of restriction flat board (4), horizontal spout (18) that the multiunit is parallel to each other have still been seted up to the up end of platform (1), just the equal body structure in bottom of left side splint (3) and right side splint (2) has the lug identical with horizontal spout (18), and equal joint has spring (15) between the both sides wall of lug and spout.

4. An SMT patch holder according to claim 1, wherein: the two ends of the screw rod (17) are respectively inserted into the support rods (7) at the two ends of the vertical sliding groove (16) and are rotatably connected with the support rods (7) through bearings, and the top end of the screw rod (17) is coaxially and fixedly connected with a crankshaft of the motor (9) in the support rods (7).

5. An SMT patch holder according to claim 1, wherein: the pressing device comprises a fixed outer tube (12), a pressing rod (13) and a pressing block (14), one side of the top end of the fixed outer tube (12) is vertically welded and fixed with an electric telescopic rod (11), the top end of the pressing rod (13) is slidably connected and connected with the fixed outer tube (12), the pressing block (14) made of rubber is fixedly bonded at the bottom end of the pressing rod (13), and the pressing rod (13) between the pressing block (14) and the fixed outer tube (12) is sleeved with another spring (15).